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e=ub.create(t);return this.x*e.x+this.y*e.y}diff(t,e){if("number"===typeof t)return new ub(this.x-t,this.y-e);const n=ub.create(t);return new ub(this.x-n.x,this.y-n.y)}lerp(t,e){const n=ub.create(t);return new ub((1-e)*this.x+e*n.x,(1-e)*this.y+e*n.y)}normalize(t=1){const e=t/this.magnitude();return this.scale(e,e)}move(t,e){const n=ub.create(t),i=ib.toRad(n.theta(this));return this.translate(Math.cos(i)*e,-Math.sin(i)*e)}reflection(t){return ub.create(t).move(this,this.distance(t))}snapToGrid(t,e){return this.x=ab(this.x,t),this.y=ab(this.y,null==e?t:e),this}equals(t){const e=ub.create(t);return null!=e&&e.x===this.x&&e.y===this.y}clone(){return ub.clone(this)}toJSON(){return ub.toJSON(this)}serialize(){return`${this.x} ${this.y}`}}(function(t){function e(e){if(null==e)return!1;if(e instanceof t)return!0;const n=e[Symbol.toStringTag],i=e;return(null==n||n===t.toStringTag)&&"number"===typeof i.x&&"number"===typeof i.y&&"function"===typeof 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a(t,e){if(null==t&&null!=e||null!=t&&null==e||null!=t&&null!=e&&t.length!==e.length)return!1;if(null!=t&&null!=e)for(let n=0,i=t.length;n<i;n+=1)if(!o(t[n],e[n]))return!1;return!0}function l(e,n,i,r){return new t(sb(e,n),sb(i,r))}function c(t,e,n){const i=ib.toRad(ib.normalize(-e)),r=Math.sin(i),s=Math.cos(i);return h(t,s,r,n)}function h(e,i,r,s=new t){const o=n(e),a=n(s),l=o.x-a.x,c=o.y-a.y,h=l*i-c*r,u=c*i+l*r;return new t(h+a.x,u+a.y)}t.create=e,t.clone=n,t.toJSON=i,t.fromPolar=r,t.toPolar=s,t.equals=o,t.equalPoints=a,t.random=l,t.rotate=c,t.rotateEx=h}(ub||(ub={}));class db extends hb{constructor(t,e,n,i){super(),this.x=null==t?0:t,this.y=null==e?0:e,this.width=null==n?0:n,this.height=null==i?0:i}get[Symbol.toStringTag](){return db.toStringTag}get left(){return this.x}get top(){return this.y}get right(){return this.x+this.width}get bottom(){return this.y+this.height}get origin(){return new ub(this.x,this.y)}get topLeft(){return new ub(this.x,this.y)}get topCenter(){return new 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this.x+this.width/2}getCenterY(){return this.y+this.height/2}getBottomLeft(){return this.bottomLeft}getBottomCenter(){return this.bottomCenter}getBottomRight(){return this.bottomRight}getCorner(){return this.corner}getRightMiddle(){return this.rightMiddle}getLeftMiddle(){return this.leftMiddle}getTopLine(){return this.topLine}getRightLine(){return this.rightLine}getBottomLine(){return this.bottomLine}getLeftLine(){return this.leftLine}bbox(t){if(!t)return this.clone();const e=ib.toRad(t),n=Math.abs(Math.sin(e)),i=Math.abs(Math.cos(e)),r=this.width*i+this.height*n,s=this.width*n+this.height*i;return new db(this.x+(this.width-r)/2,this.y+(this.height-s)/2,r,s)}round(t=0){return this.x=rb(this.x,t),this.y=rb(this.y,t),this.width=rb(this.width,t),this.height=rb(this.height,t),this}add(t,e,n,i){const r=db.create(t,e,n,i),s=Math.min(this.x,r.x),o=Math.min(this.y,r.y),a=Math.max(this.x+this.width,r.x+r.width),l=Math.max(this.y+this.height,r.y+r.height);return this.x=s,this.y=o,this.width=a-s,this.height=l-o,this}update(t,e,n,i){const r=db.create(t,e,n,i);return this.x=r.x,this.y=r.y,this.width=r.width,this.height=r.height,this}inflate(t,e){const n=t,i=null!=e?e:t;return this.x-=n,this.y-=i,this.width+=2*n,this.height+=2*i,this}snapToGrid(t,e){const n=this.origin.snapToGrid(t,e),i=this.corner.snapToGrid(t,e);return this.x=n.x,this.y=n.y,this.width=i.x-n.x,this.height=i.y-n.y,this}translate(t,e){const n=ub.create(t,e);return this.x+=n.x,this.y+=n.y,this}scale(t,e,n=new ub){const i=this.origin.scale(t,e,n);return this.x=i.x,this.y=i.y,this.width*=t,this.height*=e,this}rotate(t,e=this.getCenter()){if(0!==t){const n=ib.toRad(t),i=Math.cos(n),r=Math.sin(n);let s=this.getOrigin(),o=this.getTopRight(),a=this.getBottomRight(),l=this.getBottomLeft();s=ub.rotateEx(s,i,r,e),o=ub.rotateEx(o,i,r,e),a=ub.rotateEx(a,i,r,e),l=ub.rotateEx(l,i,r,e);const c=new db(s.x,s.y,0,0);c.add(o.x,o.y,0,0),c.add(a.x,a.y,0,0),c.add(l.x,l.y,0,0),this.update(c)}return this}rotate90(){const t=(this.width-this.height)/2;this.x+=t,this.y-=t;const e=this.width;return this.width=this.height,this.height=e,this}moveAndExpand(t){const e=db.clone(t);return this.x+=e.x||0,this.y+=e.y||0,this.width+=e.width||0,this.height+=e.height||0,this}getMaxScaleToFit(t,e=this.center){const n=db.clone(t),i=e.x,r=e.y;let s=1/0,o=1/0,a=1/0,l=1/0,c=1/0,h=1/0,u=1/0,d=1/0;const p=n.topLeft;p.x<i&&(s=(this.x-i)/(p.x-i)),p.y<r&&(c=(this.y-r)/(p.y-r));const g=n.bottomRight;g.x>i&&(o=(this.x+this.width-i)/(g.x-i)),g.y>r&&(h=(this.y+this.height-r)/(g.y-r));const f=n.topRight;f.x>i&&(a=(this.x+this.width-i)/(f.x-i)),f.y<r&&(u=(this.y-r)/(f.y-r));const m=n.bottomLeft;return m.x<i&&(l=(this.x-i)/(m.x-i)),m.y>r&&(d=(this.y+this.height-r)/(m.y-r)),{sx:Math.min(s,o,a,l),sy:Math.min(c,h,u,d)}}getMaxUniformScaleToFit(t,e=this.center){const n=this.getMaxScaleToFit(t,e);return Math.min(n.sx,n.sy)}containsPoint(t,e){return lb(this,ub.create(t,e))}containsRect(t,e,n,i){const r=db.create(t,e,n,i),s=this.x,o=this.y,a=this.width,l=this.height,c=r.x,h=r.y,u=r.width,d=r.height;return 0!==a&&0!==l&&0!==u&&0!==d&&(c>=s&&h>=o&&c+u<=s+a&&h+d<=o+l)}intersectsWithLine(t){const e=[this.topLine,this.rightLine,this.bottomLine,this.leftLine],n=[],i=[];return e.forEach((e=>{const r=t.intersectsWithLine(e);null!==r&&i.indexOf(r.toString())<0&&(n.push(r),i.push(r.toString()))})),n.length>0?n:null}intersectsWithLineFromCenterToPoint(t,e){const n=ub.clone(t),i=this.center;let r=null;null!=e&&0!==e&&n.rotate(e,i);const s=[this.topLine,this.rightLine,this.bottomLine,this.leftLine],o=new pb(i,n);for(let a=s.length-1;a>=0;a-=1){const t=s[a].intersectsWithLine(o);if(null!==t){r=t;break}}return r&&null!=e&&0!==e&&r.rotate(-e,i),r}intersectsWithRect(t,e,n,i){const r=db.create(t,e,n,i);if(!this.isIntersectWithRect(r))return null;const s=this.origin,o=this.corner,a=r.origin,l=r.corner,c=Math.max(s.x,a.x),h=Math.max(s.y,a.y);return new db(c,h,Math.min(o.x,l.x)-c,Math.min(o.y,l.y)-h)}isIntersectWithRect(t,e,n,i){const r=db.create(t,e,n,i),s=this.origin,o=this.corner,a=r.origin,l=r.corner;return!(l.x<=s.x||l.y<=s.y||a.x>=o.x||a.y>=o.y)}normalize(){let t=this.x,e=this.y,n=this.width,i=this.height;return this.width<0&&(t=this.x+this.width,n=-this.width),this.height<0&&(e=this.y+this.height,i=-this.height),this.x=t,this.y=e,this.width=n,this.height=i,this}union(t){const e=db.clone(t),n=this.origin,i=this.corner,r=e.origin,s=e.corner,o=Math.min(n.x,r.x),a=Math.min(n.y,r.y),l=Math.max(i.x,s.x),c=Math.max(i.y,s.y);return new db(o,a,l-o,c-a)}getNearestSideToPoint(t){const e=ub.clone(t),n=e.x-this.x,i=this.x+this.width-e.x,r=e.y-this.y,s=this.y+this.height-e.y;let o=n,a="left";return i<o&&(o=i,a="right"),r<o&&(o=r,a="top"),s<o&&(a="bottom"),a}getNearestPointToPoint(t){const e=ub.clone(t);if(this.containsPoint(e)){const t=this.getNearestSideToPoint(e);switch(t){case"right":return new ub(this.x+this.width,e.y);case"left":return new ub(this.x,e.y);case"bottom":return new ub(e.x,this.y+this.height);case"top":return new ub(e.x,this.y);default:break}}return e.adhereToRect(this)}equals(t){return null!=t&&t.x===this.x&&t.y===this.y&&t.width===this.width&&t.height===this.height}clone(){return new db(this.x,this.y,this.width,this.height)}toJSON(){return{x:this.x,y:this.y,width:this.width,height:this.height}}serialize(){return`${this.x} ${this.y} ${this.width} ${this.height}`}}(function(t){function e(e){if(null==e)return!1;if(e instanceof t)return!0;const n=e[Symbol.toStringTag],i=e;return(null==n||n===t.toStringTag)&&"number"===typeof i.x&&"number"===typeof i.y&&"number"===typeof i.width&&"number"===typeof i.height&&"function"===typeof i.inflate&&"function"===typeof i.moveAndExpand}t.toStringTag=`X6.Geometry.${t.name}`,t.isRectangle=e})(db||(db={})),function(t){function e(t){return null!=t&&"object"===typeof t&&"number"===typeof t.x&&"number"===typeof t.y&&"number"===typeof t.width&&"number"===typeof t.height}t.isRectangleLike=e}(db||(db={})),function(t){function e(e,i,r,s){return null==e||"number"===typeof e?new t(e,i,r,s):n(e)}function n(e){return t.isRectangle(e)?e.clone():Array.isArray(e)?new t(e[0],e[1],e[2],e[3]):new t(e.x,e.y,e.width,e.height)}function i(e){return new t(0,0,e.width,e.height)}function r(e,n){return new t(e.x,e.y,n.width,n.height)}function s(e){return new t(e.x-e.a,e.y-e.b,2*e.a,2*e.b)}t.create=e,t.clone=n,t.fromSize=i,t.fromPositionAndSize=r,t.fromEllipse=s}(db||(db={}));class pb extends hb{constructor(t,e,n,i){super(),"number"===typeof t&&"number"===typeof e?(this.start=new ub(t,e),this.end=new ub(n,i)):(this.start=ub.create(t),this.end=ub.create(e))}get[Symbol.toStringTag](){return pb.toStringTag}get center(){return new ub((this.start.x+this.end.x)/2,(this.start.y+this.end.y)/2)}getCenter(){return this.center}round(t=0){return this.start.round(t),this.end.round(t),this}translate(t,e){return"number"===typeof t?(this.start.translate(t,e),this.end.translate(t,e)):(this.start.translate(t),this.end.translate(t)),this}rotate(t,e){return this.start.rotate(t,e),this.end.rotate(t,e),this}scale(t,e,n){return this.start.scale(t,e,n),this.end.scale(t,e,n),this}length(){return Math.sqrt(this.squaredLength())}squaredLength(){const t=this.start.x-this.end.x,e=this.start.y-this.end.y;return t*t+e*e}setLength(t){const e=this.length();if(!e)return this;const n=t/e;return this.scale(n,n,this.start)}parallel(t){const e=this.clone();if(!e.isDifferentiable())return e;const{start:n,end:i}=e,r=n.clone().rotate(270,i),s=i.clone().rotate(90,n);return n.move(s,t),i.move(r,t),e}vector(){return new ub(this.end.x-this.start.x,this.end.y-this.start.y)}angle(){const t=new ub(this.start.x+1,this.start.y);return this.start.angleBetween(this.end,t)}bbox(){const t=Math.min(this.start.x,this.end.x),e=Math.min(this.start.y,this.end.y),n=Math.max(this.start.x,this.end.x),i=Math.max(this.start.y,this.end.y);return new db(t,e,n-t,i-e)}bearing(){return this.start.bearing(this.end)}closestPoint(t){return this.pointAt(this.closestPointNormalizedLength(t))}closestPointLength(t){return this.closestPointNormalizedLength(t)*this.length()}closestPointTangent(t){return this.tangentAt(this.closestPointNormalizedLength(t))}closestPointNormalizedLength(t){const e=this.vector().dot(new pb(this.start,t).vector()),n=Math.min(1,Math.max(0,e/this.squaredLength()));return Number.isNaN(n)?0:n}pointAt(t){const e=this.start,n=this.end;return t<=0?e.clone():t>=1?n.clone():e.lerp(n,t)}pointAtLength(t){const e=this.start,n=this.end;let i=!0;t<0&&(i=!1,t=-t);const r=this.length();if(t>=r)return i?n.clone():e.clone();const s=(i?t:r-t)/r;return this.pointAt(s)}divideAt(t){const e=this.pointAt(t);return[new pb(this.start,e),new pb(e,this.end)]}divideAtLength(t){const e=this.pointAtLength(t);return[new pb(this.start,e),new pb(e,this.end)]}containsPoint(t){const e=this.start,n=this.end;if(0!==e.cross(t,n))return!1;const i=this.length();return!(new pb(e,t).length()>i)&&!(new pb(t,n).length()>i)}intersect(t,e){const n=t.intersectsWithLine(this,e);return n?Array.isArray(n)?n:[n]:null}intersectsWithLine(t){const e=new ub(this.end.x-this.start.x,this.end.y-this.start.y),n=new ub(t.end.x-t.start.x,t.end.y-t.start.y),i=e.x*n.y-e.y*n.x,r=new ub(t.start.x-this.start.x,t.start.y-this.start.y),s=r.x*n.y-r.y*n.x,o=r.x*e.y-r.y*e.x;if(0===i||s*i<0||o*i<0)return null;if(i>0){if(s>i||o>i)return null}else if(s<i||o<i)return null;return new ub(this.start.x+s*e.x/i,this.start.y+s*e.y/i)}isDifferentiable(){return!this.start.equals(this.end)}pointOffset(t){const e=ub.clone(t),n=this.start,i=this.end,r=(i.x-n.x)*(e.y-n.y)-(i.y-n.y)*(e.x-n.x);return r/this.length()}pointSquaredDistance(t,e){const n=ub.create(t,e);return this.closestPoint(n).squaredDistance(n)}pointDistance(t,e){const n=ub.create(t,e);return this.closestPoint(n).distance(n)}tangentAt(t){if(!this.isDifferentiable())return null;const e=this.start,n=this.end,i=this.pointAt(t),r=new pb(e,n);return r.translate(i.x-e.x,i.y-e.y),r}tangentAtLength(t){if(!this.isDifferentiable())return null;const e=this.start,n=this.end,i=this.pointAtLength(t),r=new pb(e,n);return r.translate(i.x-e.x,i.y-e.y),r}relativeCcw(t,e){const n=ub.create(t,e);let i=n.x-this.start.x,r=n.y-this.start.y;const s=this.end.x-this.start.x,o=this.end.y-this.start.y;let a=i*o-r*s;return 0===a&&(a=i*s+r*o,a>0&&(i-=s,r-=o,a=i*s+r*o,a<0&&(a=0))),a<0?-1:a>0?1:0}equals(t){return null!=t&&this.start.x===t.start.x&&this.start.y===t.start.y&&this.end.x===t.end.x&&this.end.y===t.end.y}clone(){return new pb(this.start,this.end)}toJSON(){return{start:this.start.toJSON(),end:this.end.toJSON()}}serialize(){return[this.start.serialize(),this.end.serialize()].join(" ")}}(function(t){function e(e){if(null==e)return!1;if(e instanceof t)return!0;const n=e[Symbol.toStringTag],i=e;try{if((null==n||n===t.toStringTag)&&ub.isPoint(i.start)&&ub.isPoint(i.end)&&"function"===typeof i.vector&&"function"===typeof i.bearing&&"function"===typeof i.parallel&&"function"===typeof i.intersect)return!0}catch(r){return!1}return!1}t.toStringTag=`X6.Geometry.${t.name}`,t.isLine=e})(pb||(pb={}));class gb extends hb{constructor(t,e,n,i){super(),this.x=null==t?0:t,this.y=null==e?0:e,this.a=null==n?0:n,this.b=null==i?0:i}get[Symbol.toStringTag](){return gb.toStringTag}get center(){return new ub(this.x,this.y)}bbox(){return db.fromEllipse(this)}getCenter(){return this.center}inflate(t,e){const n=t,i=null!=e?e:t;return this.a+=2*n,this.b+=2*i,this}normalizedDistance(t,e){const n=ub.create(t,e),i=n.x-this.x,r=n.y-this.y,s=this.a,o=this.b;return i*i/(s*s)+r*r/(o*o)}containsPoint(t,e){return this.normalizedDistance(t,e)<=1}intersectsWithLine(t){const e=[],n=this.a,i=this.b,r=t.start,s=t.end,o=t.vector(),a=r.diff(new ub(this.x,this.y)),l=new ub(o.x/(n*n),o.y/(i*i)),c=new ub(a.x/(n*n),a.y/(i*i)),h=o.dot(l),u=o.dot(c),d=a.dot(c)-1,p=u*u-h*d;if(p<0)return null;if(p>0){const t=Math.sqrt(p),n=(-u-t)/h,i=(-u+t)/h;if((n<0||n>1)&&(i<0||i>1))return null;n>=0&&n<=1&&e.push(r.lerp(s,n)),i>=0&&i<=1&&e.push(r.lerp(s,i))}else{const t=-u/h;if(!(t>=0&&t<=1))return null;e.push(r.lerp(s,t))}return e}intersectsWithLineFromCenterToPoint(t,e=0){const n=ub.clone(t);e&&n.rotate(e,this.getCenter());const i=n.x-this.x,r=n.y-this.y;let s;if(0===i)return s=this.bbox().getNearestPointToPoint(n),e?s.rotate(-e,this.getCenter()):s;const o=r/i,a=o*o,l=this.a*this.a,c=this.b*this.b;let h=Math.sqrt(1/(1/l+a/c));h=i<0?-h:h;const u=o*h;return s=new ub(this.x+h,this.y+u),e?s.rotate(-e,this.getCenter()):s}tangentTheta(t){const e=ub.clone(t),n=e.x,i=e.y,r=this.a,s=this.b,o=this.bbox().center,a=o.x,l=o.y,c=30,h=n>o.x+r/2,u=n<o.x-r/2;let d,p;return h||u?(p=n>o.x?i-c:i+c,d=r*r/(n-a)-r*r*(i-l)*(p-l)/(s*s*(n-a))+a):(d=i>o.y?n+c:n-c,p=s*s/(i-l)-s*s*(n-a)*(d-a)/(r*r*(i-l))+l),new ub(d,p).theta(e)}scale(t,e){return this.a*=t,this.b*=e,this}rotate(t,e){const n=db.fromEllipse(this);n.rotate(t,e);const i=gb.fromRect(n);return this.a=i.a,this.b=i.b,this.x=i.x,this.y=i.y,this}translate(t,e){const n=ub.create(t,e);return this.x+=n.x,this.y+=n.y,this}equals(t){return null!=t&&t.x===this.x&&t.y===this.y&&t.a===this.a&&t.b===this.b}clone(){return new gb(this.x,this.y,this.a,this.b)}toJSON(){return{x:this.x,y:this.y,a:this.a,b:this.b}}serialize(){return`${this.x} ${this.y} ${this.a} ${this.b}`}}(function(t){function e(e){if(null==e)return!1;if(e instanceof t)return!0;const n=e[Symbol.toStringTag],i=e;return(null==n||n===t.toStringTag)&&"number"===typeof i.x&&"number"===typeof i.y&&"number"===typeof i.a&&"number"===typeof i.b&&"function"===typeof i.inflate&&"function"===typeof i.normalizedDistance}t.toStringTag=`X6.Geometry.${t.name}`,t.isEllipse=e})(gb||(gb={})),function(t){function e(e,i,r,s){return null==e||"number"===typeof e?new t(e,i,r,s):n(e)}function n(e){return t.isEllipse(e)?e.clone():Array.isArray(e)?new t(e[0],e[1],e[2],e[3]):new t(e.x,e.y,e.a,e.b)}function i(e){const n=e.center;return new t(n.x,n.y,e.width/2,e.height/2)}t.create=e,t.parse=n,t.fromRect=i}(gb||(gb={}));class fb extends hb{constructor(t){if(super(),null!=t){if("string"===typeof t)return fb.parse(t);this.points=t.map((t=>ub.create(t)))}else this.points=[]}get[Symbol.toStringTag](){return fb.toStringTag}get start(){return 0===this.points.length?null:this.points[0]}get end(){return 0===this.points.length?null:this.points[this.points.length-1]}scale(t,e,n=new ub){return this.points.forEach((i=>i.scale(t,e,n))),this}rotate(t,e){return this.points.forEach((n=>n.rotate(t,e))),this}translate(t,e){const n=ub.create(t,e);return this.points.forEach((t=>t.translate(n.x,n.y))),this}bbox(){if(0===this.points.length)return new db;let t=1/0,e=-1/0,n=1/0,i=-1/0;const r=this.points;for(let s=0,o=r.length;s<o;s+=1){const o=r[s],a=o.x,l=o.y;a<t&&(t=a),a>e&&(e=a),l<n&&(n=l),l>i&&(i=l)}return new db(t,n,e-t,i-n)}closestPoint(t){const e=this.closestPointLength(t);return this.pointAtLength(e)}closestPointLength(t){const e=this.points,n=e.length;if(0===n||1===n)return 0;let i=0,r=0,s=1/0;for(let o=0,a=n-1;o<a;o+=1){const n=new pb(e[o],e[o+1]),a=n.length(),l=n.closestPointNormalizedLength(t),c=n.pointAt(l),h=c.squaredDistance(t);h<s&&(s=h,r=i+l*a),i+=a}return r}closestPointNormalizedLength(t){const e=this.closestPointLength(t);if(0===e)return 0;const n=this.length();return 0===n?0:e/n}closestPointTangent(t){const e=this.closestPointLength(t);return this.tangentAtLength(e)}containsPoint(t){if(0===this.points.length)return!1;const e=ub.clone(t),n=e.x,i=e.y,r=this.points,s=r.length;let o=s-1,a=0;for(let l=0;l<s;l+=1){const s=r[o],c=r[l];if(e.equals(s))return!0;const h=new pb(s,c);if(h.containsPoint(t))return!0;if(i<=s.y&&i>c.y||i>s.y&&i<=c.y){const e=s.x-n>c.x-n?s.x-n:c.x-n;if(e>=0){const r=new ub(n+e,i),s=new pb(t,r);h.intersectsWithLine(s)&&(a+=1)}}o=l}return a%2===1}intersectsWithLine(t){const e=[];for(let n=0,i=this.points.length-1;n<i;n+=1){const i=this.points[n],r=this.points[n+1],s=t.intersectsWithLine(new pb(i,r));s&&e.push(s)}return e.length>0?e:null}isDifferentiable(){for(let t=0,e=this.points.length-1;t<e;t+=1){const e=this.points[t],n=this.points[t+1],i=new pb(e,n);if(i.isDifferentiable())return!0}return!1}length(){let t=0;for(let e=0,n=this.points.length-1;e<n;e+=1){const n=this.points[e],i=this.points[e+1];t+=n.distance(i)}return t}pointAt(t){const e=this.points,n=e.length;if(0===n)return null;if(1===n)return e[0].clone();if(t<=0)return e[0].clone();if(t>=1)return e[n-1].clone();const i=this.length(),r=i*t;return this.pointAtLength(r)}pointAtLength(t){const e=this.points,n=e.length;if(0===n)return null;if(1===n)return e[0].clone();let i=!0;t<0&&(i=!1,t=-t);let r=0;for(let o=0,a=n-1;o<a;o+=1){const n=i?o:a-1-o,s=e[n],l=e[n+1],c=new pb(s,l),h=s.distance(l);if(t<=r+h)return c.pointAtLength((i?1:-1)*(t-r));r+=h}const s=i?e[n-1]:e[0];return s.clone()}tangentAt(t){const e=this.points,n=e.length;if(0===n||1===n)return null;t<0&&(t=0),t>1&&(t=1);const i=this.length(),r=i*t;return this.tangentAtLength(r)}tangentAtLength(t){const e=this.points,n=e.length;if(0===n||1===n)return null;let i,r=!0;t<0&&(r=!1,t=-t);let s=0;for(let o=0,a=n-1;o<a;o+=1){const n=r?o:a-1-o,l=e[n],c=e[n+1],h=new pb(l,c),u=l.distance(c);if(h.isDifferentiable()){if(t<=s+u)return h.tangentAtLength((r?1:-1)*(t-s));i=h}s+=u}if(i){const t=r?1:0;return i.tangentAt(t)}return null}simplify(t={}){const e=this.points;if(e.length<3)return this;const n=t.threshold||0;let i=0;while(e[i+2]){const t=i,r=i+1,s=i+2,o=e[t],a=e[r],l=e[s],c=new pb(o,l),h=c.closestPoint(a),u=h.distance(a);u<=n?e.splice(r,1):i+=1}return this}toHull(){const t=this.points,e=t.length;if(0===e)return new fb;let n=t[0];for(let u=1;u<e;u+=1)(t[u].y<n.y||t[u].y===n.y&&t[u].x>n.x)&&(n=t[u]);const i=[];for(let u=0;u<e;u+=1){let e=n.theta(t[u]);0===e&&(e=360),i.push([t[u],u,e])}if(i.sort(((t,e)=>{let n=t[2]-e[2];return 0===n&&(n=e[1]-t[1]),n})),i.length>2){const t=i[i.length-1];i.unshift(t)}const r={},s=[],o=t=>`${t[0].toString()}@${t[1]}`;while(0!==i.length){const t=i.pop(),e=t[0];if(r[o(t)])continue;let n=!1;while(!n)if(s.length<2)s.push(t),n=!0;else{const a=s.pop(),l=a[0],c=s.pop(),h=c[0],u=h.cross(l,e);if(u<0)s.push(c),s.push(a),s.push(t),n=!0;else if(0===u){const t=1e-10,n=l.angleBetween(h,e);Math.abs(n-180)<t||l.equals(e)||h.equals(l)?(r[o(a)]=l,s.push(c)):Math.abs((n+1)%360-1)<t&&(s.push(c),i.push(a))}else r[o(a)]=l,s.push(c)}}let a;s.length>2&&s.pop();let l=-1;for(let u=0,d=s.length;u<d;u+=1){const t=s[u][1];(void 0===a||t<a)&&(a=t,l=u)}let c=[];if(l>0){const t=s.slice(l),e=s.slice(0,l);c=t.concat(e)}else c=s;const h=[];for(let u=0,d=c.length;u<d;u+=1)h.push(c[u][0]);return new fb(h)}equals(t){return null!=t&&(t.points.length===this.points.length&&t.points.every(((t,e)=>t.equals(this.points[e]))))}clone(){return new fb(this.points.map((t=>t.clone())))}toJSON(){return this.points.map((t=>t.toJSON()))}serialize(){return this.points.map((t=>`${t.x}, ${t.y}`)).join(" ")}}(function(t){function e(e){if(null==e)return!1;if(e instanceof t)return!0;const n=e[Symbol.toStringTag],i=e;return(null==n||n===t.toStringTag)&&"function"===typeof i.toHull&&"function"===typeof i.simplify}t.toStringTag=`X6.Geometry.${t.name}`,t.isPolyline=e})(fb||(fb={})),function(t){function e(e){const n=e.trim();if(""===n)return new t;const i=[],r=n.split(/\s*,\s*|\s+/);for(let t=0,s=r.length;t<s;t+=2)i.push({x:+r[t],y:+r[t+1]});return new t(i)}t.parse=e}(fb||(fb={}));class mb extends hb{constructor(t,e,n,i){super(),this.PRECISION=3,this.start=ub.create(t),this.controlPoint1=ub.create(e),this.controlPoint2=ub.create(n),this.end=ub.create(i)}get[Symbol.toStringTag](){return mb.toStringTag}bbox(){const t=this.start,e=this.controlPoint1,n=this.controlPoint2,i=this.end,r=t.x,s=t.y,o=e.x,a=e.y,l=n.x,c=n.y,h=i.x,u=i.y,d=[],p=[],g=[[],[]];let f,m,y,b,v,w,C,x,E,k,M;for(let N=0;N<2;N+=1)if(0===N?(m=6*r-12*o+6*l,f=-3*r+9*o-9*l+3*h,y=3*o-3*r):(m=6*s-12*a+6*c,f=-3*s+9*a-9*c+3*u,y=3*a-3*s),Math.abs(f)<1e-12){if(Math.abs(m)<1e-12)continue;b=-y/m,b>0&&b<1&&p.push(b)}else C=m*m-4*y*f,x=Math.sqrt(C),C<0||(v=(-m+x)/(2*f),v>0&&v<1&&p.push(v),w=(-m-x)/(2*f),w>0&&w<1&&p.push(w));let S=p.length;const A=S;while(S)S-=1,b=p[S],M=1-b,E=M*M*M*r+3*M*M*b*o+3*M*b*b*l+b*b*b*h,g[0][S]=E,k=M*M*M*s+3*M*M*b*a+3*M*b*b*c+b*b*b*u,g[1][S]=k,d[S]={X:E,Y:k};p[A]=0,p[A+1]=1,d[A]={X:r,Y:s},d[A+1]={X:h,Y:u},g[0][A]=r,g[1][A]=s,g[0][A+1]=h,g[1][A+1]=u,p.length=A+2,g[0].length=A+2,g[1].length=A+2,d.length=A+2;const D=Math.min.apply(null,g[0]),O=Math.min.apply(null,g[1]),P=Math.max.apply(null,g[0]),T=Math.max.apply(null,g[1]);return new db(D,O,P-D,T-O)}closestPoint(t,e={}){return this.pointAtT(this.closestPointT(t,e))}closestPointLength(t,e={}){const n=this.getOptions(e);return this.lengthAtT(this.closestPointT(t,n),n)}closestPointNormalizedLength(t,e={}){const n=this.getOptions(e),i=this.closestPointLength(t,n);if(!i)return 0;const r=this.length(n);return 0===r?0:i/r}closestPointT(t,e={}){const n=this.getPrecision(e),i=this.getDivisions(e),r=Math.pow(10,-n);let s=null,o=0,a=0,l=0,c=0,h=0,u=null;const d=i.length;let p=d>0?1/d:0;i.forEach(((e,n)=>{const i=e.start.distance(t),r=e.end.distance(t),d=i+r;(null==u||d<u)&&(s=e,o=n*p,a=(n+1)*p,l=i,c=r,u=d,h=e.endpointDistance())}));while(1){const e=l?Math.abs(l-c)/l:0,n=null!=c?Math.abs(l-c)/c:0,i=e<r||n<r,u=!l||l<h*r,d=!c||c<h*r,g=u||d;if(i||g)return l<=c?o:a;const f=s.divide(.5);p/=2;const m=f[0].start.distance(t),y=f[0].end.distance(t),b=m+y,v=f[1].start.distance(t),w=f[1].end.distance(t),C=v+w;b<=C?(s=f[0],a-=p,l=m,c=y):(s=f[1],o+=p,l=v,c=w)}}closestPointTangent(t,e={}){return this.tangentAtT(this.closestPointT(t,e))}containsPoint(t,e={}){const n=this.toPolyline(e);return n.containsPoint(t)}divideAt(t,e={}){if(t<=0)return this.divideAtT(0);if(t>=1)return this.divideAtT(1);const n=this.tAt(t,e);return this.divideAtT(n)}divideAtLength(t,e={}){const n=this.tAtLength(t,e);return this.divideAtT(n)}divide(t){return this.divideAtT(t)}divideAtT(t){const e=this.start,n=this.controlPoint1,i=this.controlPoint2,r=this.end;if(t<=0)return[new mb(e,e,e,e),new mb(e,n,i,r)];if(t>=1)return[new mb(e,n,i,r),new mb(r,r,r,r)];const s=this.getSkeletonPoints(t),o=s.startControlPoint1,a=s.startControlPoint2,l=s.divider,c=s.dividerControlPoint1,h=s.dividerControlPoint2;return[new mb(e,o,a,l),new mb(l,c,h,r)]}endpointDistance(){return this.start.distance(this.end)}getSkeletonPoints(t){const e=this.start,n=this.controlPoint1,i=this.controlPoint2,r=this.end;if(t<=0)return{startControlPoint1:e.clone(),startControlPoint2:e.clone(),divider:e.clone(),dividerControlPoint1:n.clone(),dividerControlPoint2:i.clone()};if(t>=1)return{startControlPoint1:n.clone(),startControlPoint2:i.clone(),divider:r.clone(),dividerControlPoint1:r.clone(),dividerControlPoint2:r.clone()};const s=new pb(e,n).pointAt(t),o=new pb(n,i).pointAt(t),a=new pb(i,r).pointAt(t),l=new pb(s,o).pointAt(t),c=new pb(o,a).pointAt(t),h=new pb(l,c).pointAt(t);return{startControlPoint1:s,startControlPoint2:l,divider:h,dividerControlPoint1:c,dividerControlPoint2:a}}getSubdivisions(t={}){const e=this.getPrecision(t);let n=[new mb(this.start,this.controlPoint1,this.controlPoint2,this.end)];if(0===e)return n;let i=this.endpointDistance();const r=Math.pow(10,-e);let s=0;while(1){s+=1;const t=[];n.forEach((e=>{const n=e.divide(.5);t.push(n[0],n[1])}));const e=t.reduce(((t,e)=>t+e.endpointDistance()),0),o=0!==e?(e-i)/e:0;if(s>1&&o<r)return t;n=t,i=e}}length(t={}){const e=this.getDivisions(t);return e.reduce(((t,e)=>t+e.endpointDistance()),0)}lengthAtT(t,e={}){if(t<=0)return 0;const n=void 0===e.precision?this.PRECISION:e.precision,i=this.divide(t)[0];return i.length({precision:n})}pointAt(t,e={}){if(t<=0)return this.start.clone();if(t>=1)return this.end.clone();const n=this.tAt(t,e);return this.pointAtT(n)}pointAtLength(t,e={}){const n=this.tAtLength(t,e);return this.pointAtT(n)}pointAtT(t){return t<=0?this.start.clone():t>=1?this.end.clone():this.getSkeletonPoints(t).divider}isDifferentiable(){const t=this.start,e=this.controlPoint1,n=this.controlPoint2,i=this.end;return!(t.equals(e)&&e.equals(n)&&n.equals(i))}tangentAt(t,e={}){if(!this.isDifferentiable())return null;t<0?t=0:t>1&&(t=1);const n=this.tAt(t,e);return this.tangentAtT(n)}tangentAtLength(t,e={}){if(!this.isDifferentiable())return null;const n=this.tAtLength(t,e);return this.tangentAtT(n)}tangentAtT(t){if(!this.isDifferentiable())return null;t<0&&(t=0),t>1&&(t=1);const e=this.getSkeletonPoints(t),n=e.startControlPoint2,i=e.dividerControlPoint1,r=e.divider,s=new pb(n,i);return s.translate(r.x-n.x,r.y-n.y),s}getPrecision(t={}){return null==t.precision?this.PRECISION:t.precision}getDivisions(t={}){if(null!=t.subdivisions)return t.subdivisions;const e=this.getPrecision(t);return this.getSubdivisions({precision:e})}getOptions(t={}){const e=this.getPrecision(t),n=this.getDivisions(t);return{precision:e,subdivisions:n}}tAt(t,e={}){if(t<=0)return 0;if(t>=1)return 1;const n=this.getOptions(e),i=this.length(n),r=i*t;return this.tAtLength(r,n)}tAtLength(t,e={}){let n=!0;t<0&&(n=!1,t=-t);const i=this.getPrecision(e),r=this.getDivisions(e),s={precision:i,subdivisions:r};let o,a,l=null,c=0,h=0,u=0;const d=r.length;let p=d>0?1/d:0;for(let m=0;m<d;m+=1){const e=n?m:d-1-m,i=r[m],s=i.endpointDistance();if(t<=u+s){l=i,o=e*p,a=(e+1)*p,c=n?t-u:s+u-t,h=n?s+u-t:t-u;break}u+=s}if(null==l)return n?1:0;const g=this.length(s),f=Math.pow(10,-i);while(1){let t,e,n;if(t=0!==g?c/g:0,t<f)return o;if(t=0!==g?h/g:0,t<f)return a;const i=l.divide(.5);p/=2;const r=i[0].endpointDistance(),s=i[1].endpointDistance();c<=r?(l=i[0],a-=p,e=c,n=r-e):(l=i[1],o+=p,e=c-r,n=s-e),c=e,h=n}}toPoints(t={}){const e=this.getDivisions(t),n=[e[0].start.clone()];return e.forEach((t=>n.push(t.end.clone()))),n}toPolyline(t={}){return new fb(this.toPoints(t))}scale(t,e,n){return this.start.scale(t,e,n),this.controlPoint1.scale(t,e,n),this.controlPoint2.scale(t,e,n),this.end.scale(t,e,n),this}rotate(t,e){return this.start.rotate(t,e),this.controlPoint1.rotate(t,e),this.controlPoint2.rotate(t,e),this.end.rotate(t,e),this}translate(t,e){return"number"===typeof t?(this.start.translate(t,e),this.controlPoint1.translate(t,e),this.controlPoint2.translate(t,e),this.end.translate(t,e)):(this.start.translate(t),this.controlPoint1.translate(t),this.controlPoint2.translate(t),this.end.translate(t)),this}equals(t){return null!=t&&this.start.equals(t.start)&&this.controlPoint1.equals(t.controlPoint1)&&this.controlPoint2.equals(t.controlPoint2)&&this.end.equals(t.end)}clone(){return new mb(this.start,this.controlPoint1,this.controlPoint2,this.end)}toJSON(){return{start:this.start.toJSON(),controlPoint1:this.controlPoint1.toJSON(),controlPoint2:this.controlPoint2.toJSON(),end:this.end.toJSON()}}serialize(){return[this.start.serialize(),this.controlPoint1.serialize(),this.controlPoint2.serialize(),this.end.serialize()].join(" ")}}(function(t){function e(e){if(null==e)return!1;if(e instanceof t)return!0;const n=e[Symbol.toStringTag],i=e;try{if((null==n||n===t.toStringTag)&&ub.isPoint(i.start)&&ub.isPoint(i.controlPoint1)&&ub.isPoint(i.controlPoint2)&&ub.isPoint(i.end)&&"function"===typeof i.toPoints&&"function"===typeof i.toPolyline)return!0}catch(r){return!1}return!1}t.toStringTag=`X6.Geometry.${t.name}`,t.isCurve=e})(mb||(mb={})),function(t){function e(t){const e=t.length,n=[],i=[];let r=2;n[0]=t[0]/r;for(let s=1;s<e;s+=1)i[s]=1/r,r=(s<e-1?4:3.5)-i[s],n[s]=(t[s]-n[s-1])/r;for(let s=1;s<e;s+=1)n[e-s-1]-=i[e-s]*n[e-s];return n}function n(t){const n=t.map((t=>ub.clone(t))),i=[],r=[],s=n.length-1;if(1===s)return i[0]=new ub((2*n[0].x+n[1].x)/3,(2*n[0].y+n[1].y)/3),r[0]=new ub(2*i[0].x-n[0].x,2*i[0].y-n[0].y),[i,r];const o=[];for(let e=1;e<s-1;e+=1)o[e]=4*n[e].x+2*n[e+1].x;o[0]=n[0].x+2*n[1].x,o[s-1]=(8*n[s-1].x+n[s].x)/2;const a=e(o);for(let e=1;e<s-1;e+=1)o[e]=4*n[e].y+2*n[e+1].y;o[0]=n[0].y+2*n[1].y,o[s-1]=(8*n[s-1].y+n[s].y)/2;const l=e(o);for(let e=0;e<s;e+=1)i.push(new ub(a[e],l[e])),e<s-1?r.push(new ub(2*n[e+1].x-a[e+1],2*n[e+1].y-l[e+1])):r.push(new ub((n[s].x+a[s-1])/2,(n[s].y+l[s-1])/2));return[i,r]}function i(e){if(null==e||Array.isArray(e)&&e.length<2)throw new Error("At least 2 points are required");const i=n(e),r=[];for(let n=0,s=i[0].length;n<s;n+=1){const s=new ub(i[0][n].x,i[0][n].y),o=new ub(i[1][n].x,i[1][n].y);r.push(new t(e[n],s,o,e[n+1]))}return r}t.throughPoints=i}(mb||(mb={}));class yb extends hb{constructor(){super(...arguments),this.isVisible=!0,this.isSegment=!0,this.isSubpathStart=!1}get end(){return this.endPoint}get start(){if(null==this.previousSegment)throw new Error("Missing previous segment. (This segment cannot be the first segment of a path, or segment has not yet been added to a path.)");return this.previousSegment.end}closestPointT(t,e){if(this.closestPointNormalizedLength)return this.closestPointNormalizedLength(t);throw new Error("Neither `closestPointT` nor `closestPointNormalizedLength` method is implemented.")}lengthAtT(t,e){if(t<=0)return 0;const n=this.length();return t>=1?n:n*t}divideAtT(t){if(this.divideAt)return this.divideAt(t);throw new Error("Neither `divideAtT` nor `divideAt` method is implemented.")}pointAtT(t){if(this.pointAt)return this.pointAt(t);throw new Error("Neither `pointAtT` nor `pointAt` method is implemented.")}tangentAtT(t){if(this.tangentAt)return this.tangentAt(t);throw new Error("Neither `tangentAtT` nor `tangentAt` method is implemented.")}}class bb extends yb{constructor(t,e){super(),pb.isLine(t)?this.endPoint=t.end.clone().round(2):this.endPoint=ub.create(t,e).round(2)}get type(){return"L"}get line(){return new pb(this.start,this.end)}bbox(){return this.line.bbox()}closestPoint(t){return this.line.closestPoint(t)}closestPointLength(t){return this.line.closestPointLength(t)}closestPointNormalizedLength(t){return this.line.closestPointNormalizedLength(t)}closestPointTangent(t){return this.line.closestPointTangent(t)}length(){return this.line.length()}divideAt(t){const e=this.line.divideAt(t);return[new bb(e[0]),new bb(e[1])]}divideAtLength(t){const e=this.line.divideAtLength(t);return[new bb(e[0]),new bb(e[1])]}getSubdivisions(){return[]}pointAt(t){return this.line.pointAt(t)}pointAtLength(t){return this.line.pointAtLength(t)}tangentAt(t){return this.line.tangentAt(t)}tangentAtLength(t){return this.line.tangentAtLength(t)}isDifferentiable(){return null!=this.previousSegment&&!this.start.equals(this.end)}clone(){return new bb(this.end)}scale(t,e,n){return this.end.scale(t,e,n),this}rotate(t,e){return this.end.rotate(t,e),this}translate(t,e){return"number"===typeof t?this.end.translate(t,e):this.end.translate(t),this}equals(t){return this.type===t.type&&this.start.equals(t.start)&&this.end.equals(t.end)}toJSON(){return{type:this.type,start:this.start.toJSON(),end:this.end.toJSON()}}serialize(){const t=this.end;return`${this.type} ${t.x} ${t.y}`}}(function(t){function e(...e){const n=e.length,i=e[0];if(pb.isLine(i))return new t(i);if(ub.isPointLike(i))return 1===n?new t(i):e.map((e=>new t(e)));if(2===n)return new t(+e[0],+e[1]);const r=[];for(let s=0;s<n;s+=2){const n=+e[s],i=+e[s+1];r.push(new t(n,i))}return r}t.create=e})(bb||(bb={}));class vb extends yb{get end(){if(!this.subpathStartSegment)throw new Error("Missing subpath start segment. (This segment needs a subpath start segment (e.g. MoveTo), or segment has not yet been added to a path.)");return this.subpathStartSegment.end}get type(){return"Z"}get line(){return new pb(this.start,this.end)}bbox(){return this.line.bbox()}closestPoint(t){return this.line.closestPoint(t)}closestPointLength(t){return this.line.closestPointLength(t)}closestPointNormalizedLength(t){return this.line.closestPointNormalizedLength(t)}closestPointTangent(t){return this.line.closestPointTangent(t)}length(){return this.line.length()}divideAt(t){const e=this.line.divideAt(t);return[e[1].isDifferentiable()?new bb(e[0]):this.clone(),new bb(e[1])]}divideAtLength(t){const e=this.line.divideAtLength(t);return[e[1].isDifferentiable()?new bb(e[0]):this.clone(),new bb(e[1])]}getSubdivisions(){return[]}pointAt(t){return this.line.pointAt(t)}pointAtLength(t){return this.line.pointAtLength(t)}tangentAt(t){return this.line.tangentAt(t)}tangentAtLength(t){return this.line.tangentAtLength(t)}isDifferentiable(){return!(!this.previousSegment||!this.subpathStartSegment)&&!this.start.equals(this.end)}scale(){return this}rotate(){return this}translate(){return this}equals(t){return this.type===t.type&&this.start.equals(t.start)&&this.end.equals(t.end)}clone(){return new vb}toJSON(){return{type:this.type,start:this.start.toJSON(),end:this.end.toJSON()}}serialize(){return this.type}}(function(t){function e(){return new t}t.create=e})(vb||(vb={}));class wb extends yb{constructor(t,e){super(),this.isVisible=!1,this.isSubpathStart=!0,pb.isLine(t)||mb.isCurve(t)?this.endPoint=t.end.clone().round(2):this.endPoint=ub.create(t,e).round(2)}get start(){throw new Error("Illegal access. Moveto segments should not need a start property.")}get type(){return"M"}bbox(){return null}closestPoint(){return this.end.clone()}closestPointLength(){return 0}closestPointNormalizedLength(){return 0}closestPointT(){return 1}closestPointTangent(){return null}length(){return 0}lengthAtT(){return 0}divideAt(){return[this.clone(),this.clone()]}divideAtLength(){return[this.clone(),this.clone()]}getSubdivisions(){return[]}pointAt(){return this.end.clone()}pointAtLength(){return this.end.clone()}pointAtT(){return this.end.clone()}tangentAt(){return null}tangentAtLength(){return null}tangentAtT(){return null}isDifferentiable(){return!1}scale(t,e,n){return this.end.scale(t,e,n),this}rotate(t,e){return this.end.rotate(t,e),this}translate(t,e){return"number"===typeof t?this.end.translate(t,e):this.end.translate(t),this}clone(){return new wb(this.end)}equals(t){return this.type===t.type&&this.end.equals(t.end)}toJSON(){return{type:this.type,end:this.end.toJSON()}}serialize(){const t=this.end;return`${this.type} ${t.x} ${t.y}`}}(function(t){function e(...e){const n=e.length,i=e[0];if(pb.isLine(i))return new t(i);if(mb.isCurve(i))return new t(i);if(ub.isPointLike(i)){if(1===n)return new t(i);const r=[];for(let i=0;i<n;i+=1)0===i?r.push(new t(e[i])):r.push(new bb(e[i]));return r}if(2===n)return new t(+e[0],+e[1]);const r=[];for(let s=0;s<n;s+=2){const n=+e[s],i=+e[s+1];0===s?r.push(new t(n,i)):r.push(new bb(n,i))}return r}t.create=e})(wb||(wb={}));class Cb extends yb{constructor(t,e,n,i,r,s){super(),mb.isCurve(t)?(this.controlPoint1=t.controlPoint1.clone().round(2),this.controlPoint2=t.controlPoint2.clone().round(2),this.endPoint=t.end.clone().round(2)):"number"===typeof t?(this.controlPoint1=new ub(t,e).round(2),this.controlPoint2=new ub(n,i).round(2),this.endPoint=new ub(r,s).round(2)):(this.controlPoint1=ub.create(t).round(2),this.controlPoint2=ub.create(e).round(2),this.endPoint=ub.create(n).round(2))}get type(){return"C"}get curve(){return new mb(this.start,this.controlPoint1,this.controlPoint2,this.end)}bbox(){return this.curve.bbox()}closestPoint(t){return this.curve.closestPoint(t)}closestPointLength(t){return this.curve.closestPointLength(t)}closestPointNormalizedLength(t){return this.curve.closestPointNormalizedLength(t)}closestPointTangent(t){return this.curve.closestPointTangent(t)}length(){return this.curve.length()}divideAt(t,e={}){const n=this.curve.divideAt(t,e);return[new Cb(n[0]),new Cb(n[1])]}divideAtLength(t,e={}){const n=this.curve.divideAtLength(t,e);return[new Cb(n[0]),new Cb(n[1])]}divideAtT(t){const e=this.curve.divideAtT(t);return[new Cb(e[0]),new Cb(e[1])]}getSubdivisions(){return[]}pointAt(t){return this.curve.pointAt(t)}pointAtLength(t){return this.curve.pointAtLength(t)}tangentAt(t){return this.curve.tangentAt(t)}tangentAtLength(t){return this.curve.tangentAtLength(t)}isDifferentiable(){if(!this.previousSegment)return!1;const t=this.start,e=this.controlPoint1,n=this.controlPoint2,i=this.end;return!(t.equals(e)&&e.equals(n)&&n.equals(i))}scale(t,e,n){return this.controlPoint1.scale(t,e,n),this.controlPoint2.scale(t,e,n),this.end.scale(t,e,n),this}rotate(t,e){return this.controlPoint1.rotate(t,e),this.controlPoint2.rotate(t,e),this.end.rotate(t,e),this}translate(t,e){return"number"===typeof t?(this.controlPoint1.translate(t,e),this.controlPoint2.translate(t,e),this.end.translate(t,e)):(this.controlPoint1.translate(t),this.controlPoint2.translate(t),this.end.translate(t)),this}equals(t){return this.start.equals(t.start)&&this.end.equals(t.end)&&this.controlPoint1.equals(t.controlPoint1)&&this.controlPoint2.equals(t.controlPoint2)}clone(){return new Cb(this.controlPoint1,this.controlPoint2,this.end)}toJSON(){return{type:this.type,start:this.start.toJSON(),controlPoint1:this.controlPoint1.toJSON(),controlPoint2:this.controlPoint2.toJSON(),end:this.end.toJSON()}}serialize(){const t=this.controlPoint1,e=this.controlPoint2,n=this.end;return[this.type,t.x,t.y,e.x,e.y,n.x,n.y].join(" ")}}function xb(t,e,n){return{x:t*Math.cos(n)-e*Math.sin(n),y:t*Math.sin(n)+e*Math.cos(n)}}function Eb(t,e,n,i,r,s){const o=1/3,a=2/3;return[o*t+a*n,o*e+a*i,o*r+a*n,o*s+a*i,r,s]}function kb(t,e,n,i,r,s,o,a,l,c){const h=120*Math.PI/180,u=Math.PI/180*(+r||0);let d,p,g,f,m,y=[];if(c)p=c[0],g=c[1],f=c[2],m=c[3];else{d=xb(t,e,-u),t=d.x,e=d.y,d=xb(a,l,-u),a=d.x,l=d.y;const r=(t-a)/2,c=(e-l)/2;let h=r*r/(n*n)+c*c/(i*i);h>1&&(h=Math.sqrt(h),n*=h,i*=h);const y=n*n,b=i*i,v=(s===o?-1:1)*Math.sqrt(Math.abs((y*b-y*c*c-b*r*r)/(y*c*c+b*r*r)));f=v*n*c/i+(t+a)/2,m=v*-i*r/n+(e+l)/2,p=Math.asin((e-m)/i),g=Math.asin((l-m)/i),p=t<f?Math.PI-p:p,g=a<f?Math.PI-g:g,p<0&&(p=2*Math.PI+p),g<0&&(g=2*Math.PI+g),o&&p>g&&(p-=2*Math.PI),!o&&g>p&&(g-=2*Math.PI)}let b=g-p;if(Math.abs(b)>h){const t=g,e=a,s=l;g=p+h*(o&&g>p?1:-1),a=f+n*Math.cos(g),l=m+i*Math.sin(g),y=kb(a,l,n,i,r,0,o,e,s,[g,t,f,m])}b=g-p;const v=Math.cos(p),w=Math.sin(p),C=Math.cos(g),x=Math.sin(g),E=Math.tan(b/4),k=4/3*(n*E),M=4/3*(i*E),S=[t,e],A=[t+k*w,e-M*v],D=[a+k*x,l-M*C],O=[a,l];if(A[0]=2*S[0]-A[0],A[1]=2*S[1]-A[1],c)return[A,D,O].concat(y);{y=[A,D,O].concat(y).join().split(",");const t=[],e=y.length;for(let n=0;n<e;n+=1)t[n]=n%2?xb(+y[n-1],+y[n],u).y:xb(+y[n],+y[n+1],u).x;return t}}function Mb(t){if(!t)return null;const e="\t\n\v\f\r   ᠎             　\u2028\u2029",n=new RegExp(`([a-z])[${e},]*((-?\\d*\\.?\\d*(?:e[\\-+]?\\d+)?[${e}]*,?[${e}]*)+)`,"ig"),i=new RegExp(`(-?\\d*\\.?\\d*(?:e[\\-+]?\\d+)?)[${e}]*,?[${e}]*`,"ig"),r={a:7,c:6,h:1,l:2,m:2,q:4,s:4,t:2,v:1,z:0},s=[];return t.replace(n,((t,e,n)=>{const o=[];let a=e.toLowerCase();n.replace(i,((t,e)=>(e&&o.push(+e),t))),"m"===a&&o.length>2&&(s.push([e,...o.splice(0,2)]),a="l",e="m"===e?"l":"L");const l=r[a];while(o.length>=l)if(s.push([e,...o.splice(0,l)]),!l)break;return t})),s}function Sb(t){const e=Mb(t);if(!e||!e.length)return[["M",0,0]];let n=0,i=0,r=0,s=0;const o=[];for(let a=0,l=e.length;a<l;a+=1){const t=[];o.push(t);const l=e[a],c=l[0];if(c!==c.toUpperCase())switch(t[0]=c.toUpperCase(),t[0]){case"A":t[1]=l[1],t[2]=l[2],t[3]=l[3],t[4]=l[4],t[5]=l[5],t[6]=+l[6]+n,t[7]=+l[7]+i;break;case"V":t[1]=+l[1]+i;break;case"H":t[1]=+l[1]+n;break;case"M":r=+l[1]+n,s=+l[2]+i;for(let e=1,r=l.length;e<r;e+=1)t[e]=+l[e]+(e%2?n:i);break;default:for(let e=1,r=l.length;e<r;e+=1)t[e]=+l[e]+(e%2?n:i);break}else for(let e=0,n=l.length;e<n;e+=1)t[e]=l[e];switch(t[0]){case"Z":n=+r,i=+s;break;case"H":n=t[1];break;case"V":i=t[1];break;case"M":r=t[t.length-2],s=t[t.length-1],n=t[t.length-2],i=t[t.length-1];break;default:n=t[t.length-2],i=t[t.length-1];break}}return o}function Ab(t){const e=Sb(t),n={x:0,y:0,bx:0,by:0,X:0,Y:0,qx:null,qy:null};function i(t,e,n){let i,r;if(!t)return["C",e.x,e.y,e.x,e.y,e.x,e.y];switch(t[0]in{T:1,Q:1}||(e.qx=null,e.qy=null),t[0]){case"M":e.X=t[1],e.Y=t[2];break;case"A":return 0===parseFloat(t[1])||0===parseFloat(t[2])?["L",t[6],t[7]]:["C"].concat(kb.apply(0,[e.x,e.y].concat(t.slice(1))));case"S":return"C"===n||"S"===n?(i=2*e.x-e.bx,r=2*e.y-e.by):(i=e.x,r=e.y),["C",i,r].concat(t.slice(1));case"T":return"Q"===n||"T"===n?(e.qx=2*e.x-e.qx,e.qy=2*e.y-e.qy):(e.qx=e.x,e.qy=e.y),["C"].concat(Eb(e.x,e.y,e.qx,e.qy,t[1],t[2]));case"Q":return e.qx=t[1],e.qy=t[2],["C"].concat(Eb(e.x,e.y,t[1],t[2],t[3],t[4]));case"H":return["L"].concat(t[1],e.y);case"V":return["L"].concat(e.x,t[1]);case"L":break;case"Z":break;default:break}return t}function r(t,n){if(t[n].length>7){t[n].shift();const i=t[n];while(i.length)s[n]="A",n+=1,t.splice(n,0,["C"].concat(i.splice(0,6)));t.splice(n,1),a=e.length}}const s=[];let o="",a=e.length;for(let l=0;l<a;l+=1){let t="";e[l]&&(t=e[l][0]),"C"!==t&&(s[l]=t,l>0&&(o=s[l-1])),e[l]=i(e[l],n,o),"A"!==s[l]&&"C"===t&&(s[l]="C"),r(e,l);const a=e[l],c=a.length;n.x=a[c-2],n.y=a[c-1],n.bx=parseFloat(a[c-4])||n.x,n.by=parseFloat(a[c-3])||n.y}return e[0][0]&&"M"===e[0][0]||e.unshift(["M",0,0]),e}function Db(t){return Ab(t).map((t=>t.map((t=>"string"===typeof t?t:rb(t,2))))).join(",").split(",").join(" ")}(function(t){function e(...e){const n=e.length,i=e[0];if(mb.isCurve(i))return new t(i);if(ub.isPointLike(i)){if(3===n)return new t(e[0],e[1],e[2]);const i=[];for(let r=0;r<n;r+=3)i.push(new t(e[r],e[r+1],e[r+2]));return i}if(6===n)return new t(e[0],e[1],e[2],e[3],e[4],e[5]);const r=[];for(let s=0;s<n;s+=6)r.push(new t(e[s],e[s+1],e[s+2],e[s+3],e[s+4],e[s+5]));return r}t.create=e})(Cb||(Cb={}));const Ob=new RegExp("^[\\s\\dLMCZz,.]*$");function Pb(t){return"string"===typeof t&&Ob.test(t)}function Tb(t,e){return(t%e+e)%e}function Nb(t,e,n,i,r){const s=[],o=t[t.length-1],a=null!=e&&e>0,l=e||0;if(i&&a){t=t.slice();const e=t[0],n=new ub(o.x+(e.x-o.x)/2,o.y+(e.y-o.y)/2);t.splice(0,0,n)}let c=t[0],h=1;n?s.push("M",c.x,c.y):s.push("L",c.x,c.y);while(h<(i?t.length:t.length-1)){let e=t[Tb(h,t.length)],n=c.x-e.x,i=c.y-e.y;if(a&&(0!==n||0!==i)&&(null==r||r.indexOf(h-1)<0)){let r=Math.sqrt(n*n+i*i);const o=n*Math.min(l,r/2)/r,a=i*Math.min(l,r/2)/r,c=e.x+o,u=e.y+a;s.push("L",c,u);let d=t[Tb(h+1,t.length)];while(h<t.length-2&&0===Math.round(d.x-e.x)&&0===Math.round(d.y-e.y))d=t[Tb(h+2,t.length)],h+=1;n=d.x-e.x,i=d.y-e.y,r=Math.max(1,Math.sqrt(n*n+i*i));const p=n*Math.min(l,r/2)/r,g=i*Math.min(l,r/2)/r,f=e.x+p,m=e.y+g;s.push("Q",e.x,e.y,f,m),e=new ub(f,m)}else s.push("L",e.x,e.y);c=e,h+=1}return i?s.push("Z"):s.push("L",o.x,o.y),s.map((t=>"string"===typeof t?t:+t.toFixed(3))).join(" ")}function jb(t,e={}){const n=[];return t&&t.length&&t.forEach((t=>{Array.isArray(t)?n.push({x:t[0],y:t[1]}):n.push({x:t.x,y:t.y})})),Nb(n,e.round,null==e.initialMove||e.initialMove,e.close,e.exclude)}function Lb(t,e,n,i,r=0,s=0,o=0,a,l){if(0===n||0===i)return[];a-=t,l-=e,n=Math.abs(n),i=Math.abs(i);const c=-a/2,h=-l/2,u=Math.cos(r*Math.PI/180),d=Math.sin(r*Math.PI/180),p=u*c+d*h,g=-1*d*c+u*h,f=p*p,m=g*g,y=n*n,b=i*i,v=f/y+m/b;let w;if(v>1)n=Math.sqrt(v)*n,i=Math.sqrt(v)*i,w=0;else{let t=1;s===o&&(t=-1),w=t*Math.sqrt((y*b-y*m-b*f)/(y*m+b*f))}const C=w*n*g/i,x=-1*w*i*p/n,E=u*C-d*x+a/2,k=d*C+u*x+l/2;let M=Math.atan2((g-x)/i,(p-C)/n)-Math.atan2(0,1),S=M>=0?M:2*Math.PI+M;M=Math.atan2((-g-x)/i,(-p-C)/n)-Math.atan2((g-x)/i,(p-C)/n);let A=M>=0?M:2*Math.PI+M;0===o&&A>0?A-=2*Math.PI:0!==o&&A<0&&(A+=2*Math.PI);const D=2*A/Math.PI,O=Math.ceil(D<0?-1*D:D),P=A/O,T=8/3*Math.sin(P/4)*Math.sin(P/4)/Math.sin(P/2),N=u*n,j=u*i,L=d*n,F=d*i;let z=Math.cos(S),R=Math.sin(S),B=-T*(N*R+F*z),I=-T*(L*R-j*z),$=0,V=0;const _=[];for(let G=0;G<O;G+=1){S+=P,z=Math.cos(S),R=Math.sin(S),$=N*z-F*R+E,V=L*z+j*R+k;const n=-T*(N*R+F*z),i=-T*(L*R-j*z),r=6*G;_[r]=Number(B+t),_[r+1]=Number(I+e),_[r+2]=Number($-n+t),_[r+3]=Number(V-i+e),_[r+4]=Number($+t),_[r+5]=Number(V+e),B=$+n,I=V+i}return _.map((t=>+t.toFixed(2)))}function Fb(t,e,n,i,r=0,s=0,o=0,a,l){const c=[],h=Lb(t,e,n,i,r,s,o,a,l);if(null!=h)for(let u=0,d=h.length;u<d;u+=6)c.push("C",h[u],h[u+1],h[u+2],h[u+3],h[u+4],h[u+5]);return c.join(" ")}class zb extends hb{constructor(t){if(super(),this.PRECISION=3,this.segments=[],Array.isArray(t))if(pb.isLine(t[0])||mb.isCurve(t[0])){let e=null;const n=t;n.forEach(((t,n)=>{0===n&&this.appendSegment(zb.createSegment("M",t.start)),null==e||e.end.equals(t.start)||this.appendSegment(zb.createSegment("M",t.start)),pb.isLine(t)?this.appendSegment(zb.createSegment("L",t.end)):mb.isCurve(t)&&this.appendSegment(zb.createSegment("C",t.controlPoint1,t.controlPoint2,t.end)),e=t}))}else{const e=t;e.forEach((t=>{t.isSegment&&this.appendSegment(t)}))}else null!=t&&(pb.isLine(t)?(this.appendSegment(zb.createSegment("M",t.start)),this.appendSegment(zb.createSegment("L",t.end))):mb.isCurve(t)?(this.appendSegment(zb.createSegment("M",t.start)),this.appendSegment(zb.createSegment("C",t.controlPoint1,t.controlPoint2,t.end))):fb.isPolyline(t)?t.points&&t.points.length&&t.points.forEach(((t,e)=>{const n=0===e?zb.createSegment("M",t):zb.createSegment("L",t);this.appendSegment(n)})):t.isSegment&&this.appendSegment(t))}get[Symbol.toStringTag](){return zb.toStringTag}get start(){const t=this.segments,e=t.length;if(0===e)return null;for(let n=0;n<e;n+=1){const e=t[n];if(e.isVisible)return e.start}return t[e-1].end}get end(){const t=this.segments,e=t.length;if(0===e)return null;for(let n=e-1;n>=0;n-=1){const e=t[n];if(e.isVisible)return e.end}return t[e-1].end}moveTo(...t){return this.appendSegment(wb.create.call(null,...t))}lineTo(...t){return this.appendSegment(bb.create.call(null,...t))}curveTo(...t){return this.appendSegment(Cb.create.call(null,...t))}arcTo(t,e,n,i,r,s,o){const a=this.end||new ub,l="number"===typeof s?Lb(a.x,a.y,t,e,n,i,r,s,o):Lb(a.x,a.y,t,e,n,i,r,s.x,s.y);if(null!=l)for(let c=0,h=l.length;c<h;c+=6)this.curveTo(l[c],l[c+1],l[c+2],l[c+3],l[c+4],l[c+5]);return this}quadTo(t,e,n,i){const r=this.end||new ub,s=["M",r.x,r.y];if("number"===typeof t)s.push("Q",t,e,n,i);else{const n=e;s.push("Q",t.x,t.y,n.x,n.y)}const o=zb.parse(s.join(" "));return this.appendSegment(o.segments.slice(1)),this}close(){return this.appendSegment(vb.create())}drawPoints(t,e={}){const n=jb(t,e),i=zb.parse(n);i&&i.segments&&this.appendSegment(i.segments)}bbox(){const t=this.segments,e=t.length;if(0===e)return null;let n;for(let r=0;r<e;r+=1){const e=t[r];if(e.isVisible){const t=e.bbox();null!=t&&(n=n?n.union(t):t)}}if(null!=n)return n;const i=t[e-1];return new db(i.end.x,i.end.y,0,0)}appendSegment(t){const e=this.segments.length;let n,i=0!==e?this.segments[e-1]:null;const r=null;if(Array.isArray(t))for(let s=0,o=t.length;s<o;s+=1){const e=t[s];n=this.prepareSegment(e,i,r),this.segments.push(n),i=n}else null!=t&&t.isSegment&&(n=this.prepareSegment(t,i,r),this.segments.push(n));return this}insertSegment(t,e){const n=this.segments.length;if(t<0&&(t=n+t+1),t>n||t<0)throw new Error("Index out of range.");let i,r=null,s=null;if(0!==n&&(t>=1?(r=this.segments[t-1],s=r.nextSegment):(r=null,s=this.segments[0])),Array.isArray(e))for(let o=0,a=e.length;o<a;o+=1){const n=e[o];i=this.prepareSegment(n,r,s),this.segments.splice(t+o,0,i),r=i}else i=this.prepareSegment(e,r,s),this.segments.splice(t,0,i);return this}removeSegment(t){const e=this.fixIndex(t),n=this.segments.splice(e,1)[0],i=n.previousSegment,r=n.nextSegment;return i&&(i.nextSegment=r),r&&(r.previousSegment=i),n.isSubpathStart&&r&&this.updateSubpathStartSegment(r),n}replaceSegment(t,e){const n=this.fixIndex(t);let i;const r=this.segments[n];let s=r.previousSegment;const o=r.nextSegment;let a=r.isSubpathStart;if(Array.isArray(e)){this.segments.splice(t,1);for(let n=0,r=e.length;n<r;n+=1){const r=e[n];i=this.prepareSegment(r,s,o),this.segments.splice(t+n,0,i),s=i,a&&i.isSubpathStart&&(a=!1)}}else i=this.prepareSegment(e,s,o),this.segments.splice(n,1,i),a&&i.isSubpathStart&&(a=!1);a&&o&&this.updateSubpathStartSegment(o)}getSegment(t){const e=this.fixIndex(t);return this.segments[e]}fixIndex(t){const e=this.segments.length;if(0===e)throw new Error("Path has no segments.");let n=t;while(n<0)n=e+n;if(n>=e||n<0)throw new Error("Index out of range.");return n}segmentAt(t,e={}){const n=this.segmentIndexAt(t,e);return n?this.getSegment(n):null}segmentAtLength(t,e={}){const n=this.segmentIndexAtLength(t,e);return n?this.getSegment(n):null}segmentIndexAt(t,e={}){if(0===this.segments.length)return null;const n=ob(t,0,1),i=this.getOptions(e),r=this.length(i),s=r*n;return this.segmentIndexAtLength(s,i)}segmentIndexAtLength(t,e={}){const n=this.segments.length;if(0===n)return null;let i=!0;t<0&&(i=!1,t=-t);const r=this.getPrecision(e),s=this.getSubdivisions(e);let o=0,a=null;for(let l=0;l<n;l+=1){const e=i?l:n-1-l,c=this.segments[e],h=s[e],u=c.length({precision:r,subdivisions:h});if(c.isVisible){if(t<=o+u)return e;a=e}o+=u}return a}getSegmentSubdivisions(t={}){const e=this.getPrecision(t),n=[];for(let i=0,r=this.segments.length;i<r;i+=1){const t=this.segments[i],r=t.getSubdivisions({precision:e});n.push(r)}return n}updateSubpathStartSegment(t){let e=t.previousSegment,n=t;while(n&&!n.isSubpathStart)n.subpathStartSegment=null!=e?e.subpathStartSegment:null,e=n,n=n.nextSegment}prepareSegment(t,e,n){t.previousSegment=e,t.nextSegment=n,null!=e&&(e.nextSegment=t),null!=n&&(n.previousSegment=t);let i=t;return t.isSubpathStart&&(t.subpathStartSegment=t,i=n),null!=i&&this.updateSubpathStartSegment(i),t}closestPoint(t,e={}){const n=this.closestPointT(t,e);return n?this.pointAtT(n):null}closestPointLength(t,e={}){const n=this.getOptions(e),i=this.closestPointT(t,n);return i?this.lengthAtT(i,n):0}closestPointNormalizedLength(t,e={}){const n=this.getOptions(e),i=this.closestPointLength(t,n);if(0===i)return 0;const r=this.length(n);return 0===r?0:i/r}closestPointT(t,e={}){if(0===this.segments.length)return null;const n=this.getPrecision(e),i=this.getSubdivisions(e);let r,s=1/0;for(let o=0,a=this.segments.length;o<a;o+=1){const e=this.segments[o],a=i[o];if(e.isVisible){const i=e.closestPointT(t,{precision:n,subdivisions:a}),l=e.pointAtT(i),c=cb(l,t);c<s&&(r={segmentIndex:o,value:i},s=c)}}return r||{segmentIndex:this.segments.length-1,value:1}}closestPointTangent(t,e={}){if(0===this.segments.length)return null;const n=this.getPrecision(e),i=this.getSubdivisions(e);let r,s=1/0;for(let o=0,a=this.segments.length;o<a;o+=1){const e=this.segments[o],a=i[o];if(e.isDifferentiable()){const i=e.closestPointT(t,{precision:n,subdivisions:a}),o=e.pointAtT(i),l=cb(o,t);l<s&&(r=e.tangentAtT(i),s=l)}}return r||null}containsPoint(t,e={}){const n=this.toPolylines(e);if(!n)return!1;let i=0;for(let r=0,s=n.length;r<s;r+=1){const e=n[r];e.containsPoint(t)&&(i+=1)}return i%2===1}pointAt(t,e={}){if(0===this.segments.length)return null;if(t<=0)return this.start.clone();if(t>=1)return this.end.clone();const n=this.getOptions(e),i=this.length(n),r=i*t;return this.pointAtLength(r,n)}pointAtLength(t,e={}){if(0===this.segments.length)return null;if(0===t)return this.start.clone();let n=!0;t<0&&(n=!1,t=-t);const i=this.getPrecision(e),r=this.getSubdivisions(e);let s,o=0;for(let l=0,c=this.segments.length;l<c;l+=1){const e=n?l:c-1-l,a=this.segments[e],h=r[e],u=a.length({precision:i,subdivisions:h});if(a.isVisible){if(t<=o+u)return a.pointAtLength((n?1:-1)*(t-o),{precision:i,subdivisions:h});s=a}o+=u}if(s)return n?s.end:s.start;const a=this.segments[this.segments.length-1];return a.end.clone()}pointAtT(t){const e=this.segments,n=e.length;if(0===n)return null;const i=t.segmentIndex;if(i<0)return e[0].pointAtT(0);if(i>=n)return 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d="M 0 0 0 0"/>\n    <path class="target-marker" fill="black" stroke="black" d="M 0 0 0 0"/>\n    <path class="connection-wrap" d="M 0 0 0 0"/>\n    <g class="labels"/>\n    <g class="vertices"/>\n    <g class="arrowheads"/>\n    <g class="tools"/>\n  ')}function n(){return t.sanitize('\n    <g class="edge-tool">\n      <g class="tool-remove" event="edge:remove">\n        <circle r="11" />\n        <path transform="scale(.8) translate(-16, -16)" d="M24.778,21.419 19.276,15.917 24.777,10.415 21.949,7.585 16.447,13.087 10.945,7.585 8.117,10.415 13.618,15.917 8.116,21.419 10.946,24.248 16.447,18.746 21.948,24.248z" />\n        <title>Remove edge.</title>\n      </g>\n      <g class="tool-options" event="edge:options">\n        <circle r="11" transform="translate(25)"/>\n        <path fill="white" transform="scale(.55) translate(29, -16)" 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data-terminal="<%= end %>" d="M 26 0 L 0 13 L 26 26 z" />\n    </g>\n  ')}t.getEdgeMarkup=e,t.getEdgeToolMarkup=n,t.getEdgeVertexMarkup=i,t.getEdgeArrowheadMarkup=r}(hE||(hE={})),function(t){function e(t=!1){return{tagName:"foreignObject",selector:"fo",children:[{ns:by.xhtml,tagName:"body",selector:"foBody",attrs:{xmlns:by.xhtml},style:{width:"100%",height:"100%",background:"transparent"},children:t?[]:[{tagName:"div",selector:"foContent",style:{width:"100%",height:"100%"}}]}]}}t.getForeignObjectMarkup=e}(hE||(hE={}));class dE{constructor(t){this.view=t}get cell(){return this.view.cell}getDefinition(t){return this.cell.getAttrDefinition(t)}processAttrs(t,e){let n,i,r,s,o;const a=[];return Object.keys(e).forEach((i=>{const r=e[i],s=this.getDefinition(i),o=ey(AC.isValidDefinition,this.view,s,r,{elem:t,attrs:e,cell:this.cell,view:this.view});if(s&&o)"string"===typeof s?(null==n&&(n={}),n[s]=r):null!==r&&a.push({name:i,definition:s});else{null==n&&(n={});const t=dE.CASE_SENSITIVE_ATTR.includes(i)?i:Sm(i);n[t]=r}})),a.forEach((({name:n,definition:a})=>{const l=e[n],c=a;"function"===typeof c.set&&(!Ry(t)&&dE.DELAY_ATTRS.includes(n)?(null==o&&(o={}),o[n]=l):(null==i&&(i={}),i[n]=l));const h=a;"function"===typeof h.offset&&(null==r&&(r={}),r[n]=l);const u=a;"function"===typeof u.position&&(null==s&&(s={}),s[n]=l)})),{raw:e,normal:n,set:i,offset:r,position:s,delay:o}}mergeProcessedAttrs(t,e){t.set=Object.assign(Object.assign({},t.set),e.set),t.position=Object.assign(Object.assign({},t.position),e.position),t.offset=Object.assign(Object.assign({},t.offset),e.offset);const n=t.normal&&t.normal.transform;null!=n&&e.normal&&(e.normal.transform=n),t.normal=e.normal}findAttrs(t,e,n,i){const r=[],s=new Qx;return Object.keys(t).forEach((o=>{const a=t[o];if(!qc(a))return;const{isCSSSelector:l,elems:c}=eE.find(o,e,i);n[o]=c;for(let t=0,e=c.length;t<e;t+=1){const n=c[t],h=i&&i[o]===n,u=s.get(n);if(u){u.array||(r.push(n),u.array=!0,u.attrs=[u.attrs],u.priority=[u.priority]);const t=u.attrs,i=u.priority;if(h)t.unshift(a),i.unshift(-1);else{const n=Xi(i,l?-1:e);t.splice(n,0,a),i.splice(n,0,e)}}else s.set(n,{elem:n,attrs:a,priority:h?-1:e,array:!1})}})),r.forEach((t=>{const e=s.get(t),n=e.attrs;e.attrs=n.reduceRight(((t,e)=>ah(t,e)),{})})),s}updateRelativeAttrs(t,e,n,i){const r=e.raw||{};let s=e.normal||{};const o=e.set,a=e.position,l=e.offset,c=e.delay,h=()=>({elem:t,cell:this.cell,view:this.view,attrs:r,refBBox:n.clone()});if(null!=o&&Object.keys(o).forEach((t=>{const e=o[t],n=this.getDefinition(t);if(null!=n){const i=ey(n.set,this.view,e,h());"object"===typeof i?s=Object.assign(Object.assign({},s),i):null!=i&&(s[t]=i)}})),Ry(t))return void this.view.setAttrs(s,t);const u=s.transform,d=u?`${u}`:null,p=gv(d),g=new ub(p.e,p.f);u&&(delete s.transform,p.e=0,p.f=0);let f=1,m=1;if(a||l){const e=this.view.getScaleOfElement(t,i.scalableNode);f=e.sx,m=e.sy}let y=!1;null!=a&&Object.keys(a).forEach((t=>{const e=a[t],n=this.getDefinition(t);if(null!=n){const t=ey(n.position,this.view,e,h());null!=t&&(y=!0,g.translate(ub.create(t).scale(f,m)))}})),this.view.setAttrs(s,t);let b=!1;if(null!=l){const e=this.view.getBoundingRectOfElement(t);if(e.width>0&&e.height>0){const n=kv(e,p).scale(1/f,1/m);Object.keys(l).forEach((e=>{const i=l[e],s=this.getDefinition(e);if(null!=s){const e=ey(s.offset,this.view,i,{elem:t,cell:this.cell,view:this.view,attrs:r,refBBox:n});null!=e&&(b=!0,g.translate(ub.create(e).scale(f,m)))}}))}}(null!=u||y||b)&&(g.round(1),p.e=g.x,p.f=g.y,t.setAttribute("transform",fv(p)));const v=()=>{null!=c&&Object.keys(c).forEach((e=>{const n=c[e],i=this.getDefinition(e);if(null!=i){const r=ey(i.set,this.view,n,h());"object"===typeof r?this.view.setAttrs(r,t):null!=r&&this.view.setAttrs({[e]:r},t)}}))};i.forceSync?v():Xv.scheduleTask(v)}update(t,e,n){const i={},r=this.findAttrs(n.attrs||e,t,i,n.selectors),s=n.attrs?this.findAttrs(e,t,i,n.selectors):r,o=[];r.each((e=>{const r=e.elem,a=e.attrs,l=this.processAttrs(r,a);if(null==l.set&&null==l.position&&null==l.offset&&null==l.delay)this.view.setAttrs(l.normal,r);else{const e=s.get(r),c=e?e.attrs:null,h=c&&null==a.ref?c.ref:a.ref;let u;if(h){if(u=(i[h]||this.view.find(h,t,n.selectors))[0],!u)throw new Error(`"${h}" reference does not exist.`)}else u=null;const d={node:r,refNode:u,attributes:c,processedAttributes:l},p=o.findIndex((t=>t.refNode===r));p>-1?o.splice(p,0,d):o.push(d)}}));const a=new Qx;let l;o.forEach((e=>{const i=e.node,r=e.refNode;let s;const c=null!=r&&null!=n.rotatableNode&&Py(n.rotatableNode,r);if(r&&(s=a.get(r)),!s){const e=c?n.rotatableNode:t;s=r?Av(r,{target:e}):n.rootBBox,r&&a.set(r,s)}let h;n.attrs&&e.attributes?(h=this.processAttrs(i,e.attributes),this.mergeProcessedAttrs(h,e.processedAttributes)):h=e.processedAttributes;let u=s;c&&null!=n.rotatableNode&&!n.rotatableNode.contains(i)&&(l||(l=gv(_y(n.rotatableNode,"transform"))),u=kv(s,l));const d=o.find((t=>t.refNode===i));d&&(n.forceSync=!0),this.updateRelativeAttrs(i,h,u,n)}))}}(function(t){t.CASE_SENSITIVE_ATTR=["viewBox"],t.DELAY_ATTRS=["text","textWrap","sourceMarker","targetMarker"]})(dE||(dE={}));class pE{constructor(t,e,n=[]){this.view=t;const i={},r={};let s=0;Object.keys(e).forEach((t=>{let n=e[t];Array.isArray(n)||(n=[n]),n.forEach((e=>{let n=i[e];n||(s+=1,n=i[e]=1<<s),r[t]|=n}))}));let o=n;if(Array.isArray(o)||(o=[o]),o.forEach((t=>{i[t]||(s+=1,i[t]=1<<s)})),s>25)throw new Error("Maximum number of flags exceeded.");this.flags=i,this.attrs=r,this.bootstrap=n}get cell(){return this.view.cell}getFlag(t){const e=this.flags;return null==e?0:Array.isArray(t)?t.reduce(((t,n)=>t|e[n]),0):0|e[t]}hasAction(t,e){return t&this.getFlag(e)}removeAction(t,e){return t^t&this.getFlag(e)}getBootstrapFlag(){return this.getFlag(this.bootstrap)}getChangedFlag(){let t=0;return this.attrs?(Object.keys(this.attrs).forEach((e=>{this.cell.hasChanged(e)&&(t|=this.attrs[e])})),t):t}}var gE=function(t,e){var n={};for(var i in t)Object.prototype.hasOwnProperty.call(t,i)&&e.indexOf(i)<0&&(n[i]=t[i]);if(null!=t&&"function"===typeof Object.getOwnPropertySymbols){var r=0;for(i=Object.getOwnPropertySymbols(t);r<i.length;r++)e.indexOf(i[r])<0&&Object.prototype.propertyIsEnumerable.call(t,i[r])&&(n[i[r]]=t[i[r]])}return n};class fE extends eE{constructor(t,e={}){super(),this.cell=t,this.options=this.ensureOptions(e),this.graph=this.options.graph,this.attr=new dE(this),this.flag=new pE(this,this.options.actions,this.options.bootstrap),this.cache=new uE(this),this.setContainer(this.ensureContainer()),this.setup(),this.$(this.container).data("view",this),this.init()}static getDefaults(){return this.defaults}static config(t){this.defaults=this.getOptions(t)}static getOptions(t){const e=(t,e)=>null!=e?Hn([...Array.isArray(t)?t:[t],...Array.isArray(e)?e:[e]]):Array.isArray(t)?[...t]:[t],n=ad(this.getDefaults()),{bootstrap:i,actions:r,events:s,documentEvents:o}=t,a=gE(t,["bootstrap","actions","events","documentEvents"]);return i&&(n.bootstrap=e(n.bootstrap,i)),r&&Object.keys(r).forEach((t=>{const i=r[t],s=n.actions[t];i&&s?n.actions[t]=e(s,i):i&&(n.actions[t]=e(i))})),s&&(n.events=Object.assign(Object.assign({},n.events),s)),t.documentEvents&&(n.documentEvents=Object.assign(Object.assign({},n.documentEvents),o)),ah(n,a)}get[Symbol.toStringTag](){return fE.toStringTag}init(){}onRemove(){this.removeTools()}get priority(){return this.options.priority}get rootSelector(){return this.options.rootSelector}getConstructor(){return this.constructor}ensureOptions(t){return this.getConstructor().getOptions(t)}getContainerTagName(){return this.options.isSvgElement?"g":"div"}getContainerStyle(){}getContainerAttrs(){return{"data-cell-id":this.cell.id,"data-shape":this.cell.shape}}getContainerClassName(){return this.prefixClassName("cell")}ensureContainer(){return eE.createElement(this.getContainerTagName(),this.options.isSvgElement)}setContainer(t){if(this.container!==t){this.undelegateEvents(),this.container=t,null!=this.options.events&&this.delegateEvents(this.options.events);const e=this.getContainerAttrs();null!=e&&this.setAttrs(e,t);const n=this.getContainerStyle();null!=n&&this.setStyle(n,t);const i=this.getContainerClassName();null!=i&&this.addClass(i,t)}return this}isNodeView(){return!1}isEdgeView(){return!1}render(){return this}confirmUpdate(t,e={}){return 0}getBootstrapFlag(){return this.flag.getBootstrapFlag()}getFlag(t){return this.flag.getFlag(t)}hasAction(t,e){return this.flag.hasAction(t,e)}removeAction(t,e){return this.flag.removeAction(t,e)}handleAction(t,e,n,i){if(this.hasAction(t,e)){n();const r=[e];return i&&("string"===typeof i?r.push(i):r.push(...i)),this.removeAction(t,r)}return t}setup(){this.cell.on("changed",(({options:t})=>this.onAttrsChange(t)))}onAttrsChange(t){let e=this.flag.getChangedFlag();!t.updated&&e&&(t.dirty&&this.hasAction(e,"update")&&(e|=this.getFlag("render")),t.toolId&&(t.async=!1),null!=this.graph&&this.graph.renderer.requestViewUpdate(this,e,this.priority,t))}parseJSONMarkup(t,e){const n=hE.parseJSONMarkup(t),i=n.selectors,r=this.rootSelector;if(e&&r){if(i[r])throw new Error("Invalid root selector");i[r]=e}return n}can(t){let e=this.graph.options.interacting;if("function"===typeof e&&(e=ey(e,this.graph,this)),"object"===typeof e){let n=e[t];return"function"===typeof n&&(n=ey(n,this.graph,this)),!1!==n}return"boolean"===typeof e&&e}cleanCache(){return this.cache.clean(),this}getCache(t){return this.cache.get(t)}getDataOfElement(t){return this.cache.getData(t)}getMatrixOfElement(t){return this.cache.getMatrix(t)}getShapeOfElement(t){return this.cache.getShape(t)}getScaleOfElement(t,e){let n,i;if(e&&e.contains(t)){const t=$v(e);n=1/t.sx,i=1/t.sy}else n=1,i=1;return{sx:n,sy:i}}getBoundingRectOfElement(t){return this.cache.getBoundingRect(t)}getBBoxOfElement(t){const e=this.getBoundingRectOfElement(t),n=this.getMatrixOfElement(t),i=this.getRootRotatedMatrix(),r=this.getRootTranslatedMatrix();return kv(e,r.multiply(i).multiply(n))}getUnrotatedBBoxOfElement(t){const e=this.getBoundingRectOfElement(t),n=this.getMatrixOfElement(t),i=this.getRootTranslatedMatrix();return kv(e,i.multiply(n))}getBBox(t={}){let e;if(t.useCellGeometry){const t=this.cell,n=t.isNode()?t.getAngle():0;e=t.getBBox().bbox(n)}else e=this.getBBoxOfElement(this.container);return this.graph.localToGraph(e)}getRootTranslatedMatrix(){const t=this.cell,e=t.isNode()?t.getPosition():{x:0,y:0};return dv().translate(e.x,e.y)}getRootRotatedMatrix(){let t=dv();const e=this.cell,n=e.isNode()?e.getAngle():0;if(n){const i=e.getBBox(),r=i.width/2,s=i.height/2;t=t.translate(r,s).rotate(n).translate(-r,-s)}return t}findMagnet(t=this.container){return this.findByAttr("magnet",t)}updateAttrs(t,e,n={}){null==n.rootBBox&&(n.rootBBox=new db),null==n.selectors&&(n.selectors=this.selectors),this.attr.update(t,e,n)}isEdgeElement(t){return this.cell.isEdge()&&(null==t||t===this.container)}prepareHighlight(t,e={}){const n=t&&this.$(t)[0]||this.container;return e.partial=n===this.container,n}highlight(t,e={}){const n=this.prepareHighlight(t,e);return this.notify("cell:highlight",{magnet:n,options:e,view:this,cell:this.cell}),this.isEdgeView()?this.notify("edge:highlight",{magnet:n,options:e,view:this,edge:this.cell,cell:this.cell}):this.isNodeView()&&this.notify("node:highlight",{magnet:n,options:e,view:this,node:this.cell,cell:this.cell}),this}unhighlight(t,e={}){const n=this.prepareHighlight(t,e);return this.notify("cell:unhighlight",{magnet:n,options:e,view:this,cell:this.cell}),this.isNodeView()?this.notify("node:unhighlight",{magnet:n,options:e,view:this,node:this.cell,cell:this.cell}):this.isEdgeView()&&this.notify("edge:unhighlight",{magnet:n,options:e,view:this,edge:this.cell,cell:this.cell}),this}notifyUnhighlight(t,e){}getEdgeTerminal(t,e,n,i,r){const s=this.cell,o=this.findAttr("port",t),a=t.getAttribute("data-selector"),l={cell:s.id};return null!=a&&(l.magnet=a),null!=o?(l.port=o,s.isNode()&&(s.hasPort(o)||null!=a||(l.selector=this.getSelector(t)))):null==a&&this.container!==t&&(l.selector=this.getSelector(t)),this.customizeEdgeTerminal(l,t,e,n,i,r)}customizeEdgeTerminal(t,e,n,i,r,s){const o=r.getStrategy()||this.graph.options.connecting.strategy;if(o){const a="string"===typeof o?o:o.name,l="string"===typeof o?{}:o.args||{},c=cE.registry;if(a){const o=c.get(a);if(null==o)return c.onNotFound(a);const h=ey(o,this.graph,t,this,e,new ub(n,i),r,s,l);if(h)return h}}return t}getMagnetFromEdgeTerminal(t){const e=this.cell,n=this.container,i=t.port;let r,s=t.magnet;return null!=i&&e.isNode()&&e.hasPort(i)?r=this.findPortElem(i,s)||n:(s||(s=t.selector),s||null==i||(s=`[port="${i}"]`),r=this.findOne(s,n,this.selectors)),r}animate(t,e){const n="string"===typeof t?this.findOne(t):t;if(null==n)throw new Error("Invalid animation element.");const i=n.parentNode,r=()=>{i||Ty(n)},s=Rb.create(n);i||s.appendTo(this.graph.view.stage);const o=e.complete;return e.complete=t=>{r(),o&&o(t)},s.animate(e)}animateTransform(t,e){const n="string"===typeof t?this.findOne(t):t;if(null==n)throw new Error("Invalid animation element.");const i=n.parentNode,r=()=>{i||Ty(n)},s=Rb.create(n);i||s.appendTo(this.graph.view.stage);const o=e.complete;return e.complete=t=>{r(),o&&o(t)},s.animateTransform(e)}hasTools(t){const e=this.tools;return null!=e&&(null==t||e.name===t)}addTools(t){if(!this.can("toolsAddable"))return this;if(this.removeTools(),t){const e=mE.isToolsView(t)?t:new mE(t);this.tools=e,this.graph.on("tools:hide",this.hideTools,this),this.graph.on("tools:show",this.showTools,this),this.graph.on("tools:remove",this.removeTools,this),e.config({view:this}),e.mount()}return this}updateTools(t={}){return this.tools&&this.tools.update(t),this}removeTools(){return this.tools&&(this.tools.remove(),this.graph.off("tools:hide",this.hideTools,this),this.graph.off("tools:show",this.showTools,this),this.graph.off("tools:remove",this.removeTools,this),this.tools=null),this}hideTools(){return this.tools&&this.tools.hide(),this}showTools(){return this.tools&&this.tools.show(),this}renderTools(){const t=this.cell.getTools();return this.addTools(t),this}notify(t,e){return this.trigger(t,e),this.graph.trigger(t,e),this}getEventArgs(t,e,n){const i=this,r=i.cell;return null==e||null==n?{e:t,view:i,cell:r}:{e:t,x:e,y:n,view:i,cell:r}}onClick(t,e,n){this.notify("cell:click",this.getEventArgs(t,e,n))}onDblClick(t,e,n){this.notify("cell:dblclick",this.getEventArgs(t,e,n))}onContextMenu(t,e,n){this.notify("cell:contextmenu",this.getEventArgs(t,e,n))}onMouseDown(t,e,n){this.cell.model&&(this.cachedModelForMouseEvent=this.cell.model,this.cachedModelForMouseEvent.startBatch("mouse")),this.notify("cell:mousedown",this.getEventArgs(t,e,n))}onMouseUp(t,e,n){this.notify("cell:mouseup",this.getEventArgs(t,e,n)),this.cachedModelForMouseEvent&&(this.cachedModelForMouseEvent.stopBatch("mouse",{cell:this.cell}),this.cachedModelForMouseEvent=null)}onMouseMove(t,e,n){this.notify("cell:mousemove",this.getEventArgs(t,e,n))}onMouseOver(t){this.notify("cell:mouseover",this.getEventArgs(t))}onMouseOut(t){this.notify("cell:mouseout",this.getEventArgs(t))}onMouseEnter(t){this.notify("cell:mouseenter",this.getEventArgs(t))}onMouseLeave(t){this.notify("cell:mouseleave",this.getEventArgs(t))}onMouseWheel(t,e,n,i){this.notify("cell:mousewheel",Object.assign({delta:i},this.getEventArgs(t,e,n)))}onCustomEvent(t,e,n,i){this.notify("cell:customevent",Object.assign({name:e},this.getEventArgs(t,n,i))),this.notify(e,Object.assign({},this.getEventArgs(t,n,i)))}onMagnetMouseDown(t,e,n,i){}onMagnetDblClick(t,e,n,i){}onMagnetContextMenu(t,e,n,i){}onLabelMouseDown(t,e,n){}checkMouseleave(t){const e=this.graph;e.renderer.isAsync()&&e.renderer.dumpView(this);const n=this.getEventTarget(t,{fromPoint:!0}),i=e.renderer.findViewByElem(n);i!==this&&(this.onMouseLeave(t),i&&i.onMouseEnter(t))}}fE.defaults={isSvgElement:!0,rootSelector:"root",priority:0,bootstrap:[],actions:{}},function(t){t.Flag=pE,t.Attr=dE}(fE||(fE={})),function(t){function e(e){if(null==e)return!1;if(e instanceof t)return!0;const n=e[Symbol.toStringTag],i=e;return(null==n||n===t.toStringTag)&&"function"===typeof i.isNodeView&&"function"===typeof i.isEdgeView&&"function"===typeof i.confirmUpdate}t.toStringTag=`X6.${t.name}`,t.isCellView=e}(fE||(fE={})),function(t){function e(t){return function(e){e.config({priority:t})}}function n(t){return function(e){e.config({bootstrap:t})}}t.priority=e,t.bootstrap=n}(fE||(fE={})),function(t){t.registry=Yv.create({type:"view"})}(fE||(fE={}));class mE extends eE{constructor(t={}){super(),this.svgContainer=this.createContainer(!0,t),this.htmlContainer=this.createContainer(!1,t),this.config(t)}get name(){return this.options.name}get graph(){return this.cellView.graph}get cell(){return this.cellView.cell}get[Symbol.toStringTag](){return mE.toStringTag}createContainer(t,e){const n=t?eE.createElement("g",!0):eE.createElement("div",!1);return uy(n,this.prefixClassName("cell-tools")),e.className&&uy(n,e.className),n}config(t){if(this.options=Object.assign(Object.assign({},this.options),t),!fE.isCellView(t.view)||t.view===this.cellView)return this;this.cellView=t.view,this.cell.isEdge()?(uy(this.svgContainer,this.prefixClassName("edge-tools")),uy(this.htmlContainer,this.prefixClassName("edge-tools"))):this.cell.isNode()&&(uy(this.svgContainer,this.prefixClassName("node-tools")),uy(this.htmlContainer,this.prefixClassName("node-tools"))),this.svgContainer.setAttribute("data-cell-id",this.cell.id),this.htmlContainer.setAttribute("data-cell-id",this.cell.id),this.name&&(this.svgContainer.setAttribute("data-tools-name",this.name),this.htmlContainer.setAttribute("data-tools-name",this.name));const e=this.options.items;if(!Array.isArray(e))return this;this.tools=[];const n=[];e.forEach((t=>{if(mE.ToolItem.isToolItem(t))"vertices"===t.name?n.unshift(t):n.push(t);else{const e="object"===typeof t?t.name:t;"vertices"===e?n.unshift(t):n.push(t)}}));for(let i=0;i<n.length;i+=1){const t=n[i];let e;if(mE.ToolItem.isToolItem(t))e=t;else{const n="object"===typeof t?t.name:t,i="object"===typeof t&&t.args||{};if(n)if(this.cell.isNode()){const t=NE.registry.get(n);if(!t)return NE.registry.onNotFound(n);e=new t(i)}else if(this.cell.isEdge()){const t=jE.registry.get(n);if(!t)return jE.registry.onNotFound(n);e=new t(i)}}if(e){e.config(this.cellView,this),e.render();const t=!1!==e.options.isSVGElement?this.svgContainer:this.htmlContainer;t.appendChild(e.container),this.tools.push(e)}}return this}update(t={}){const e=this.tools;return e&&e.forEach((e=>{t.toolId!==e.cid&&e.isVisible()&&e.update()})),this}focus(t){const e=this.tools;return e&&e.forEach((e=>{t===e?e.show():e.hide()})),this}blur(t){const e=this.tools;return e&&e.forEach((e=>{e===t||e.isVisible()||(e.show(),e.update())})),this}hide(){return this.focus(null)}show(){return this.blur(null)}remove(){const t=this.tools;return t&&(t.forEach((t=>t.remove())),this.tools=null),Ty(this.svgContainer),Ty(this.htmlContainer),super.remove()}mount(){const t=this.tools,e=this.cellView;if(e&&t){const n=t.some((t=>!1!==t.options.isSVGElement)),i=t.some((t=>!1===t.options.isSVGElement));if(n){const t=this.options.local?e.container:e.graph.view.decorator;t.appendChild(this.svgContainer)}i&&this.graph.container.appendChild(this.htmlContainer)}return this}}function yE(t,e,n,i){const r=ey(cE.presets.pinRelative,this.graph,{},e,n,t,this.cell,i,{});return r.anchor}function bE(t,e){return e?t.cell.getBBox():t.cell.isEdge()?t.getConnection().bbox():t.getUnrotatedBBoxOfElement(t.container)}(function(t){function e(e){if(null==e)return!1;if(e instanceof t)return!0;const n=e[Symbol.toStringTag],i=e;return(null==n||n===t.toStringTag)&&null!=i.graph&&null!=i.cell&&"function"===typeof i.config&&"function"===typeof i.update&&"function"===typeof i.focus&&"function"===typeof i.blur&&"function"===typeof i.show&&"function"===typeof i.hide}t.toStringTag=`X6.${t.name}`,t.isToolsView=e})(mE||(mE={})),function(t){class e extends eE{constructor(t={}){super(),this.options=this.getOptions(t),this.container=eE.createElement(this.options.tagName||"g",!1!==this.options.isSVGElement),uy(this.container,this.prefixClassName("cell-tool")),"string"===typeof this.options.className&&uy(this.container,this.options.className),this.init()}static getDefaults(){return this.defaults}static config(t){this.defaults=this.getOptions(t)}static getOptions(t){return ah(ad(this.getDefaults()),t)}get graph(){return this.cellView.graph}get cell(){return this.cellView.cell}get name(){return this.options.name}get[Symbol.toStringTag](){return e.toStringTag}init(){}getOptions(t){const e=this.constructor;return e.getOptions(t)}delegateEvents(){return this.options.events&&super.delegateEvents(this.options.events),this}config(t,e){return this.cellView=t,this.parent=e,this.stamp(this.container),this.cell.isEdge()?uy(this.container,this.prefixClassName("edge-tool")):this.cell.isNode()&&uy(this.container,this.prefixClassName("node-tool")),this.name&&this.container.setAttribute("data-tool-name",this.name),this.delegateEvents(),this}render(){this.empty();const t=this.options.markup;if(t){const e=hE.isStringMarkup(t)?hE.parseStringMarkup(t):hE.parseJSONMarkup(t);this.container.appendChild(e.fragment),this.childNodes=e.selectors}return this.onRender(),this}onRender(){}update(){return this}stamp(t=this.container){t&&t.setAttribute("data-cell-id",this.cellView.cell.id)}show(){return this.container.style.display="",this.visible=!0,this}hide(){return this.container.style.display="none",this.visible=!1,this}isVisible(){return this.visible}focus(){const t=this.options.focusOpacity;return null!=t&&Number.isFinite(t)&&(this.container.style.opacity=`${t}`),this.parent.focus(this),this}blur(){return this.container.style.opacity="",this.parent.blur(this),this}guard(t){return null==this.graph||null==this.cellView||this.graph.view.guard(t,this.cellView)}}e.defaults={isSVGElement:!0,tagName:"g"},t.ToolItem=e,function(t){let e=0;function n(t){return t?Am(t):(e+=1,`CustomTool${e}`)}function i(t){const e=Ed(n(t.name),this);return e.config(t),e}t.define=i}(e=t.ToolItem||(t.ToolItem={})),function(t){function e(e){if(null==e)return!1;if(e instanceof t)return!0;const n=e[Symbol.toStringTag],i=e;return(null==n||n===t.toStringTag)&&null!=i.graph&&null!=i.cell&&"function"===typeof i.config&&"function"===typeof i.update&&"function"===typeof i.focus&&"function"===typeof i.blur&&"function"===typeof i.show&&"function"===typeof i.hide&&"function"===typeof i.isVisible}t.toStringTag=`X6.${t.name}`,t.isToolItem=e}(e=t.ToolItem||(t.ToolItem={}))}(mE||(mE={}));class vE extends mE.ToolItem{onRender(){uy(this.container,this.prefixClassName("cell-tool-button")),this.update()}update(){return this.updatePosition(),this}updatePosition(){const t=this.cellView,e=t.cell.isEdge()?this.getEdgeMatrix():this.getNodeMatrix();Rv(this.container,e,{absolute:!0})}getNodeMatrix(){const t=this.cellView,e=this.options;let{x:n=0,y:i=0}=e;const{offset:r,useCellGeometry:s,rotate:o}=e;let a=bE(t,s);const l=t.cell.getAngle();o||(a=a.bbox(l));let c=0,h=0;"number"===typeof r?(c=r,h=r):"object"===typeof r&&(c=r.x,h=r.y),n=Im(n,a.width),i=Im(i,a.height);let u=dv().translate(a.x+a.width/2,a.y+a.height/2);return o&&(u=u.rotate(l)),u=u.translate(n+c-a.width/2,i+h-a.height/2),u}getEdgeMatrix(){const t=this.cellView,e=this.options,{offset:n=0,distance:i=0,rotate:r}=e;let s,o,a;s=Bm(i)?t.getTangentAtRatio(parseFloat(i)/100):t.getTangentAtLength(i),s?(o=s.start,a=s.vector().vectorAngle(new ub(1,0))||0):(o=t.getConnection().start,a=0);let l=dv().translate(o.x,o.y).rotate(a);return l="object"===typeof n?l.translate(n.x||0,n.y||0):l.translate(0,n),r||(l=l.rotate(-a)),l}onMouseDown(t){if(this.guard(t))return;t.stopPropagation(),t.preventDefault();const e=this.options.onClick;"function"===typeof e&&ey(e,this.cellView,{e:t,view:this.cellView,cell:this.cellView.cell,btn:this})}}(function(t){t.config({name:"button",events:{mousedown:"onMouseDown",touchstart:"onMouseDown"}})})(vE||(vE={})),function(t){t.Remove=t.define({name:"button-remove",markup:[{tagName:"circle",selector:"button",attrs:{r:7,fill:"#FF1D00",cursor:"pointer"}},{tagName:"path",selector:"icon",attrs:{d:"M -3 -3 3 3 M -3 3 3 -3",fill:"none",stroke:"#FFFFFF","stroke-width":2,"pointer-events":"none"}}],distance:60,offset:0,onClick({view:t,btn:e}){e.parent.remove(),t.cell.remove({ui:!0,toolId:e.cid})}})}(vE||(vE={}));var wE=function(t,e){var n={};for(var i in t)Object.prototype.hasOwnProperty.call(t,i)&&e.indexOf(i)<0&&(n[i]=t[i]);if(null!=t&&"function"===typeof Object.getOwnPropertySymbols){var r=0;for(i=Object.getOwnPropertySymbols(t);r<i.length;r++)e.indexOf(i[r])<0&&Object.prototype.propertyIsEnumerable.call(t,i[r])&&(n[i[r]]=t[i[r]])}return n};class CE extends mE.ToolItem{onRender(){if(uy(this.container,this.prefixClassName("cell-tool-boundary")),this.options.attrs){const t=this.options.attrs,{class:e}=t,n=wE(t,["class"]);_y(this.container,Hy(n)),e&&uy(this.container,e)}this.update()}update(){const t=this.cellView,e=this.options,{useCellGeometry:n,rotate:i}=e,r=Vm(e.padding);let s=bE(t,n).moveAndExpand({x:-r.left,y:-r.top,width:r.left+r.right,height:r.top+r.bottom});const o=t.cell;if(o.isNode()){const t=o.getAngle();if(t)if(i){const e=o.getBBox().getCenter();Iv(this.container,t,e.x,e.y,{absolute:!0})}else s=s.bbox(t)}return _y(this.container,s.toJSON()),this}}(function(t){t.config({name:"boundary",tagName:"rect",padding:10,attrs:{fill:"none",stroke:"#333","stroke-width":.5,"stroke-dasharray":"5, 5","pointer-events":"none"}})})(CE||(CE={}));class xE extends mE.ToolItem{constructor(){super(...arguments),this.handles=[]}get vertices(){return this.cellView.cell.getVertices()}onRender(){return this.addClass(this.prefixClassName("edge-tool-vertices")),this.options.addable&&this.updatePath(),this.resetHandles(),this.renderHandles(),this}update(){const t=this.vertices;return t.length===this.handles.length?this.updateHandles():(this.resetHandles(),this.renderHandles()),this.options.addable&&this.updatePath(),this}resetHandles(){const t=this.handles;this.handles=[],t&&t.forEach((t=>{this.stopHandleListening(t),t.remove()}))}renderHandles(){const t=this.vertices;for(let e=0,n=t.length;e<n;e+=1){const n=t[e],i=this.options.createHandle,r=this.options.processHandle,s=i({index:e,graph:this.graph,guard:t=>this.guard(t),attrs:this.options.attrs||{}});r&&r(s),this.graph.hook.onToolItemCreated({name:"vertices",cell:this.cell,view:this.cellView,tool:s}),s.updatePosition(n.x,n.y),this.stamp(s.container),this.container.appendChild(s.container),this.handles.push(s),this.startHandleListening(s)}}updateHandles(){const t=this.vertices;for(let e=0,n=t.length;e<n;e+=1){const n=t[e],i=this.handles[e];i&&i.updatePosition(n.x,n.y)}}updatePath(){const t=this.childNodes.connection;t&&t.setAttribute("d",this.cellView.getConnectionPathData())}startHandleListening(t){const e=this.cellView;e.can("vertexMovable")&&(t.on("change",this.onHandleChange,this),t.on("changing",this.onHandleChanging,this),t.on("changed",this.onHandleChanged,this)),e.can("vertexDeletable")&&t.on("remove",this.onHandleRemove,this)}stopHandleListening(t){const e=this.cellView;e.can("vertexMovable")&&(t.off("change",this.onHandleChange,this),t.off("changing",this.onHandleChanging,this),t.off("changed",this.onHandleChanged,this)),e.can("vertexDeletable")&&t.off("remove",this.onHandleRemove,this)}getNeighborPoints(t){const e=this.cellView,n=this.vertices,i=t>0?n[t-1]:e.sourceAnchor,r=t<n.length-1?n[t+1]:e.targetAnchor;return{prev:ub.create(i),next:ub.create(r)}}getMouseEventArgs(t){const e=this.normalizeEvent(t),{x:n,y:i}=this.graph.snapToGrid(e.clientX,e.clientY);return{e:e,x:n,y:i}}onHandleChange({e:t}){this.focus();const e=this.cellView;if(e.cell.startBatch("move-vertex",{ui:!0,toolId:this.cid}),!this.options.stopPropagation){const{e:n,x:i,y:r}=this.getMouseEventArgs(t);e.notifyMouseDown(n,i,r)}}onHandleChanging({handle:t,e:e}){const n=this.cellView,i=t.options.index,{e:r,x:s,y:o}=this.getMouseEventArgs(e),a={x:s,y:o};this.snapVertex(a,i),n.cell.setVertexAt(i,a,{ui:!0,toolId:this.cid}),t.updatePosition(a.x,a.y),this.options.stopPropagation||n.notifyMouseMove(r,s,o)}onHandleChanged({e:t}){const e=this.options,n=this.cellView;if(e.addable&&this.updatePath(),!e.removeRedundancies)return;const i=n.removeRedundantLinearVertices({ui:!0,toolId:this.cid});i&&this.render(),this.blur(),n.cell.stopBatch("move-vertex",{ui:!0,toolId:this.cid}),this.eventData(t).vertexAdded&&n.cell.stopBatch("add-vertex",{ui:!0,toolId:this.cid});const{e:r,x:s,y:o}=this.getMouseEventArgs(t);this.options.stopPropagation||n.notifyMouseUp(r,s,o),n.checkMouseleave(r),e.onChanged&&e.onChanged({edge:n.cell,edgeView:n})}snapVertex(t,e){const n=this.options.snapRadius||0;if(n>0){const i=this.getNeighborPoints(e),r=i.prev,s=i.next;Math.abs(t.x-r.x)<n?t.x=r.x:Math.abs(t.x-s.x)<n&&(t.x=s.x),Math.abs(t.y-r.y)<n?t.y=i.prev.y:Math.abs(t.y-s.y)<n&&(t.y=s.y)}}onHandleRemove({handle:t,e:e}){if(this.options.removable){const n=t.options.index,i=this.cellView;i.cell.removeVertexAt(n,{ui:!0}),this.options.addable&&this.updatePath(),i.checkMouseleave(this.normalizeEvent(e))}}onPathMouseDown(t){const e=this.cellView;if(this.guard(t)||!this.options.addable||!e.can("vertexAddable"))return;t.stopPropagation(),t.preventDefault();const n=this.normalizeEvent(t),i=this.graph.snapToGrid(n.clientX,n.clientY).toJSON();e.cell.startBatch("add-vertex",{ui:!0,toolId:this.cid});const r=e.getVertexIndex(i.x,i.y);this.snapVertex(i,r),e.cell.insertVertex(i,r,{ui:!0,toolId:this.cid}),this.render();const s=this.handles[r];this.eventData(n,{vertexAdded:!0}),s.onMouseDown(n)}onRemove(){this.resetHandles()}}(function(t){class e extends eE{constructor(t){super(),this.options=t,this.render(),this.delegateEvents({mousedown:"onMouseDown",touchstart:"onMouseDown",dblclick:"onDoubleClick"})}get graph(){return this.options.graph}render(){this.container=eE.createElement("circle",!0);const e=this.options.attrs;if("function"===typeof e){const n=t.getDefaults();this.setAttrs(Object.assign(Object.assign({},n.attrs),e(this)))}else this.setAttrs(e);this.addClass(this.prefixClassName("edge-tool-vertex"))}updatePosition(t,e){this.setAttrs({cx:t,cy:e})}onMouseDown(t){this.options.guard(t)||(t.stopPropagation(),t.preventDefault(),this.graph.view.undelegateEvents(),this.delegateDocumentEvents({mousemove:"onMouseMove",touchmove:"onMouseMove",mouseup:"onMouseUp",touchend:"onMouseUp",touchcancel:"onMouseUp"},t.data),this.emit("change",{e:t,handle:this}))}onMouseMove(t){this.emit("changing",{e:t,handle:this})}onMouseUp(t){this.emit("changed",{e:t,handle:this}),this.undelegateDocumentEvents(),this.graph.view.delegateEvents()}onDoubleClick(t){this.emit("remove",{e:t,handle:this})}}t.Handle=e})(xE||(xE={})),function(t){const e=QC.prefix("edge-tool-vertex-path");t.config({name:"vertices",snapRadius:20,addable:!0,removable:!0,removeRedundancies:!0,stopPropagation:!0,attrs:{r:6,fill:"#333",stroke:"#fff",cursor:"move","stroke-width":2},createHandle:e=>new t.Handle(e),markup:[{tagName:"path",selector:"connection",className:e,attrs:{fill:"none",stroke:"transparent","stroke-width":10,cursor:"pointer"}}],events:{[`mousedown .${e}`]:"onPathMouseDown",[`touchstart .${e}`]:"onPathMouseDown"}})}(xE||(xE={}));class EE extends mE.ToolItem{constructor(){super(...arguments),this.handles=[]}get vertices(){return this.cellView.cell.getVertices()}update(){return this.render(),this}onRender(){uy(this.container,this.prefixClassName("edge-tool-segments")),this.resetHandles();const t=this.cellView,e=[...this.vertices];e.unshift(t.sourcePoint),e.push(t.targetPoint);for(let n=0,i=e.length;n<i-1;n+=1){const t=e[n],i=e[n+1],r=this.renderHandle(t,i,n);this.stamp(r.container),this.handles.push(r)}return this}renderHandle(t,e,n){const i=this.options.createHandle({index:n,graph:this.graph,guard:t=>this.guard(t),attrs:this.options.attrs||{}});return this.options.processHandle&&this.options.processHandle(i),this.graph.hook.onToolItemCreated({name:"segments",cell:this.cell,view:this.cellView,tool:i}),this.updateHandle(i,t,e),this.container.appendChild(i.container),this.startHandleListening(i),i}startHandleListening(t){t.on("change",this.onHandleChange,this),t.on("changing",this.onHandleChanging,this),t.on("changed",this.onHandleChanged,this)}stopHandleListening(t){t.off("change",this.onHandleChange,this),t.off("changing",this.onHandleChanging,this),t.off("changed",this.onHandleChanged,this)}resetHandles(){const t=this.handles;this.handles=[],t&&t.forEach((t=>{this.stopHandleListening(t),t.remove()}))}shiftHandleIndexes(t){const e=this.handles;for(let n=0,i=e.length;n<i;n+=1)e[n].options.index+=t}resetAnchor(t,e){const n=this.cellView.cell,i={ui:!0,toolId:this.cid};e?n.prop([t,"anchor"],e,i):n.removeProp([t,"anchor"],i)}snapHandle(t,e,n){const i=t.options.axis,r=t.options.index,s=this.cellView,o=s.cell,a=o.getVertices(),l=a[r-2]||n.sourceAnchor,c=a[r+1]||n.targetAnchor,h=this.options.snapRadius;return Math.abs(e[i]-l[i])<h?e[i]=l[i]:Math.abs(e[i]-c[i])<h&&(e[i]=c[i]),e}onHandleChanging({handle:t,e:e}){const n=this.graph,i=this.options,r=this.cellView,s=i.anchor,o=t.options.axis,a=t.options.index-1,l=this.getEventData(e),c=this.normalizeEvent(e),h=n.snapToGrid(c.clientX,c.clientY),u=this.snapHandle(t,h.clone(),l),d=ad(this.vertices);let p=d[a],g=d[a+1];const f=r.sourceView,m=r.sourceBBox;let y=!1,b=!1;if(p?0===a?m.containsPoint(p)?(d.shift(),this.shiftHandleIndexes(-1),y=!0):(p[o]=u[o],b=!0):p[o]=u[o]:(p=r.sourceAnchor.toJSON(),p[o]=u[o],m.containsPoint(p)?y=!0:(d.unshift(p),this.shiftHandleIndexes(1),b=!0)),"function"===typeof s&&f){if(y){const t=l.sourceAnchor.clone();t[o]=u[o];const e=ey(s,r,t,f,r.sourceMagnet||f.container,"source",r,this);this.resetAnchor("source",e)}b&&this.resetAnchor("source",l.sourceAnchorDef)}const v=r.targetView,w=r.targetBBox;let C=!1,x=!1;if(g?a===d.length-2?w.containsPoint(g)?(d.pop(),C=!0):(g[o]=u[o],x=!0):g[o]=u[o]:(g=r.targetAnchor.toJSON(),g[o]=u[o],w.containsPoint(g)?C=!0:(d.push(g),x=!0)),"function"===typeof s&&v){if(C){const t=l.targetAnchor.clone();t[o]=u[o];const e=ey(s,r,t,v,r.targetMagnet||v.container,"target",r,this);this.resetAnchor("target",e)}x&&this.resetAnchor("target",l.targetAnchorDef)}ub.equalPoints(d,this.vertices)||this.cellView.cell.setVertices(d,{ui:!0,toolId:this.cid}),this.updateHandle(t,p,g,0),i.stopPropagation||r.notifyMouseMove(c,h.x,h.y)}onHandleChange({handle:t,e:e}){const n=this.options,i=this.handles,r=this.cellView,s=t.options.index;if(Array.isArray(i)){for(let t=0,e=i.length;t<e;t+=1)t!==s&&i[t].hide();if(this.focus(),this.setEventData(e,{sourceAnchor:r.sourceAnchor.clone(),targetAnchor:r.targetAnchor.clone(),sourceAnchorDef:ad(this.cell.prop(["source","anchor"])),targetAnchorDef:ad(this.cell.prop(["target","anchor"]))}),this.cell.startBatch("move-segment",{ui:!0,toolId:this.cid}),!n.stopPropagation){const t=this.normalizeEvent(e),n=this.graph.snapToGrid(t.clientX,t.clientY);r.notifyMouseDown(t,n.x,n.y)}}}onHandleChanged({e:t}){const e=this.options,n=this.cellView;e.removeRedundancies&&n.removeRedundantLinearVertices({ui:!0,toolId:this.cid});const i=this.normalizeEvent(t),r=this.graph.snapToGrid(i.clientX,i.clientY);this.render(),this.blur(),this.cell.stopBatch("move-segment",{ui:!0,toolId:this.cid}),e.stopPropagation||n.notifyMouseUp(i,r.x,r.y),n.checkMouseleave(i),e.onChanged&&e.onChanged({edge:n.cell,edgeView:n})}updateHandle(t,e,n,i=0){const r=this.options.precision||0,s=Math.abs(e.x-n.x)<r,o=Math.abs(e.y-n.y)<r;if(s||o){const r=new pb(e,n),o=r.length();if(o<this.options.threshold)t.hide();else{const e=r.getCenter(),n=s?"x":"y";e[n]+=i||0;const o=r.vector().vectorAngle(new ub(1,0));t.updatePosition(e.x,e.y,o,this.cellView),t.show(),t.options.axis=n}}else t.hide()}onRemove(){this.resetHandles()}}(function(t){class e extends eE{constructor(t){super(),this.options=t,this.render(),this.delegateEvents({mousedown:"onMouseDown",touchstart:"onMouseDown"})}render(){this.container=eE.createElement("rect",!0);const e=this.options.attrs;if("function"===typeof e){const n=t.getDefaults();this.setAttrs(Object.assign(Object.assign({},n.attrs),e(this)))}else this.setAttrs(e);this.addClass(this.prefixClassName("edge-tool-segment"))}updatePosition(t,e,n,i){const r=i.getClosestPoint(new ub(t,e))||new ub(t,e);let s=dv().translate(r.x,r.y);if(r.equals({x:t,y:e}))s=s.rotate(n);else{const n=new pb(t,e,r.x,r.y);let i=n.vector().vectorAngle(new ub(1,0));0!==i&&(i+=90),s=s.rotate(i)}this.setAttrs({transform:fv(s),cursor:n%180===0?"row-resize":"col-resize"})}onMouseDown(t){this.options.guard(t)||(this.trigger("change",{e:t,handle:this}),t.stopPropagation(),t.preventDefault(),this.options.graph.view.undelegateEvents(),this.delegateDocumentEvents({mousemove:"onMouseMove",touchmove:"onMouseMove",mouseup:"onMouseUp",touchend:"onMouseUp",touchcancel:"onMouseUp"},t.data))}onMouseMove(t){this.emit("changing",{e:t,handle:this})}onMouseUp(t){this.emit("changed",{e:t,handle:this}),this.undelegateDocumentEvents(),this.options.graph.view.delegateEvents()}show(){this.container.style.display=""}hide(){this.container.style.display="none"}}t.Handle=e})(EE||(EE={})),function(t){t.config({name:"segments",precision:.5,threshold:40,snapRadius:10,stopPropagation:!0,removeRedundancies:!0,attrs:{width:20,height:8,x:-10,y:-4,rx:4,ry:4,fill:"#333",stroke:"#fff","stroke-width":2},createHandle:e=>new t.Handle(e),anchor:yE})}(EE||(EE={}));class kE extends mE.ToolItem{get type(){return this.options.type}onRender(){uy(this.container,this.prefixClassName(`edge-tool-${this.type}-anchor`)),this.toggleArea(!1),this.update()}update(){const t=this.type,e=this.cellView,n=e.getTerminalView(t);return n?(this.updateAnchor(),this.updateArea(),this.container.style.display=""):this.container.style.display="none",this}updateAnchor(){const t=this.childNodes;if(!t)return;const e=t.anchor;if(!e)return;const n=this.type,i=this.cellView,r=this.options,s=i.getTerminalAnchor(n),o=i.cell.prop([n,"anchor"]);e.setAttribute("transform",`translate(${s.x}, ${s.y})`);const a=o?r.customAnchorAttrs:r.defaultAnchorAttrs;a&&Object.keys(a).forEach((t=>{e.setAttribute(t,a[t])}))}updateArea(){const t=this.childNodes;if(!t)return;const e=t.area;if(!e)return;const n=this.type,i=this.cellView,r=i.getTerminalView(n);if(r){const t=r.cell,s=i.getTerminalMagnet(n);let o,a,l,c=this.options.areaPadding||0;Number.isFinite(c)||(c=0),r.isEdgeElement(s)?(o=r.getBBox(),a=0,l=o.getCenter()):(o=r.getUnrotatedBBoxOfElement(s),a=t.getAngle(),l=o.getCenter(),a&&l.rotate(-a,t.getBBox().getCenter())),o.inflate(c),_y(e,{x:-o.width/2,y:-o.height/2,width:o.width,height:o.height,transform:`translate(${l.x}, ${l.y}) rotate(${a})`})}}toggleArea(t){if(this.childNodes){const e=this.childNodes.area;e&&(e.style.display=t?"":"none")}}onMouseDown(t){this.guard(t)||(t.stopPropagation(),t.preventDefault(),this.graph.view.undelegateEvents(),this.options.documentEvents&&this.delegateDocumentEvents(this.options.documentEvents),this.focus(),this.toggleArea(this.options.restrictArea),this.cell.startBatch("move-anchor",{ui:!0,toolId:this.cid}))}resetAnchor(t){const e=this.type,n=this.cell;t?n.prop([e,"anchor"],t,{rewrite:!0,ui:!0,toolId:this.cid}):n.removeProp([e,"anchor"],{ui:!0,toolId:this.cid})}onMouseMove(t){const e=this.type,n=this.cellView,i=n.getTerminalView(e);if(null==i)return;const r=this.normalizeEvent(t),s=i.cell,o=n.getTerminalMagnet(e);let a=this.graph.clientToLocal(r.clientX,r.clientY);const l=this.options.snap;if("function"===typeof l){const t=ey(l,n,a,i,o,e,n,this);a=ub.create(t)}if(this.options.restrictArea)if(i.isEdgeElement(o)){const t=i.getClosestPoint(a);t&&(a=t)}else{const t=i.getUnrotatedBBoxOfElement(o),e=s.getAngle(),n=s.getBBox().getCenter(),r=a.clone().rotate(e,n);t.containsPoint(r)||(a=t.getNearestPointToPoint(r).rotate(-e,n))}let c;const h=this.options.anchor;"function"===typeof h&&(c=ey(h,n,a,i,o,e,n,this)),this.resetAnchor(c),this.update()}onMouseUp(t){this.graph.view.delegateEvents(),this.undelegateDocumentEvents(),this.blur(),this.toggleArea(!1);const e=this.cellView;this.options.removeRedundancies&&e.removeRedundantLinearVertices({ui:!0,toolId:this.cid}),this.cell.stopBatch("move-anchor",{ui:!0,toolId:this.cid})}onDblClick(){const t=this.options.resetAnchor;t&&this.resetAnchor(!0===t?void 0:t),this.update()}}(function(t){t.config({tagName:"g",markup:[{tagName:"circle",selector:"anchor",attrs:{cursor:"pointer"}},{tagName:"rect",selector:"area",attrs:{"pointer-events":"none",fill:"none",stroke:"#33334F","stroke-dasharray":"2,4",rx:5,ry:5}}],events:{mousedown:"onMouseDown",touchstart:"onMouseDown",dblclick:"onDblClick"},documentEvents:{mousemove:"onMouseMove",touchmove:"onMouseMove",mouseup:"onMouseUp",touchend:"onMouseUp",touchcancel:"onMouseUp"},customAnchorAttrs:{"stroke-width":4,stroke:"#33334F",fill:"#FFFFFF",r:5},defaultAnchorAttrs:{"stroke-width":2,stroke:"#FFFFFF",fill:"#33334F",r:6},areaPadding:6,snapRadius:10,resetAnchor:!0,restrictArea:!0,removeRedundancies:!0,anchor:yE,snap(t,e,n,i,r,s){const o=s.options.snapRadius||0,a="source"===i,l=a?0:-1,c=this.cell.getVertexAt(l)||this.getTerminalAnchor(a?"target":"source");return c&&(Math.abs(c.x-t.x)<o&&(t.x=c.x),Math.abs(c.y-t.y)<o&&(t.y=c.y)),t}})})(kE||(kE={}));const ME=kE.define({name:"source-anchor",type:"source"}),SE=kE.define({name:"target-anchor",type:"target"});var AE=function(t,e){var n={};for(var i in t)Object.prototype.hasOwnProperty.call(t,i)&&e.indexOf(i)<0&&(n[i]=t[i]);if(null!=t&&"function"===typeof Object.getOwnPropertySymbols){var r=0;for(i=Object.getOwnPropertySymbols(t);r<i.length;r++)e.indexOf(i[r])<0&&Object.prototype.propertyIsEnumerable.call(t,i[r])&&(n[i[r]]=t[i[r]])}return n};class DE extends mE.ToolItem{get type(){return this.options.type}get ratio(){return this.options.ratio}init(){if(this.options.attrs){const t=this.options.attrs,{class:e}=t,n=AE(t,["class"]);this.setAttrs(n,this.container),e&&uy(this.container,e)}}onRender(){uy(this.container,this.prefixClassName(`edge-tool-${this.type}-arrowhead`)),this.update()}update(){const t=this.ratio,e=this.cellView,n=e.getTangentAtRatio(t),i=n?n.start:e.getPointAtRatio(t),r=n&&n.vector().vectorAngle(new ub(1,0))||0;if(!i)return this;const s=dv().translate(i.x,i.y).rotate(r);return Rv(this.container,s,{absolute:!0}),this}onMouseDown(t){if(this.guard(t))return;t.stopPropagation(),t.preventDefault();const e=this.cellView;if(e.can("arrowheadMovable")){e.cell.startBatch("move-arrowhead",{ui:!0,toolId:this.cid});const n=this.graph.snapToGrid(t.clientX,t.clientY),i=e.prepareArrowheadDragging(this.type,{x:n.x,y:n.y,options:{toolId:this.cid}});this.cellView.setEventData(t,i),this.delegateDocumentEvents(this.options.documentEvents,t.data),e.graph.view.undelegateEvents(),this.container.style.pointerEvents="none"}this.focus()}onMouseMove(t){const e=this.normalizeEvent(t),n=this.graph.snapToGrid(e.clientX,e.clientY);this.cellView.onMouseMove(e,n.x,n.y),this.update()}onMouseUp(t){this.undelegateDocumentEvents();const e=this.normalizeEvent(t),n=this.cellView,i=this.graph.snapToGrid(e.clientX,e.clientY);n.onMouseUp(e,i.x,i.y),this.graph.view.delegateEvents(),this.blur(),this.container.style.pointerEvents="",n.cell.stopBatch("move-arrowhead",{ui:!0,toolId:this.cid})}}(function(t){t.config({tagName:"path",isSVGElement:!0,events:{mousedown:"onMouseDown",touchstart:"onMouseDown"},documentEvents:{mousemove:"onMouseMove",touchmove:"onMouseMove",mouseup:"onMouseUp",touchend:"onMouseUp",touchcancel:"onMouseUp"}})})(DE||(DE={}));const OE=DE.define({name:"source-arrowhead",type:"source",ratio:0,attrs:{d:"M 10 -8 -10 0 10 8 Z",fill:"#333",stroke:"#fff","stroke-width":2,cursor:"move"}}),PE=DE.define({name:"target-arrowhead",type:"target",ratio:1,attrs:{d:"M -10 -8 10 0 -10 8 Z",fill:"#333",stroke:"#fff","stroke-width":2,cursor:"move"}});class TE extends mE.ToolItem{constructor(){super(...arguments),this.labelIndex=-1,this.distance=.5}render(){return this.createElement(),this.update(),this.autoFocus(),this.delegateDocumentEvents(this.options.documentEvents),this}createElement(){const{cell:t}=this,e=[this.prefixClassName((t.isEdge()?"edge":"node")+"-tool-editor"),this.prefixClassName("cell-tool-editor")];this.editor=mE.createElement("div",!1),this.addClass(e,this.editor),this.editor.contentEditable="true",this.container.appendChild(this.editor)}update(){const{graph:t,cell:e,editor:n}=this,i=n.style;let r=new ub,s=20;if(e.isNode())r=e.getBBox().center,s=e.size().width-4;else if(e.isEdge()){const e=this.options.event,n=e.target,i=n.parentElement,o=i&&hy(i,this.prefixClassName("edge-label"));if(o){const t=i.getAttribute("data-index")||"0";this.labelIndex=parseInt(t,10);const e=i.getAttribute("transform"),{translation:o}=mv(e);r=new ub(o.tx,o.ty),s=Av(n).width}else{r=t.clientToLocal(ub.create(e.clientX,e.clientY));const n=this.cellView,i=n.path.closestPointLength(r);this.distance=i}}r=t.localToGraph(r),i.left=`${r.x}px`,i.top=`${r.y}px`,i.minWidth=`${s}px`;const o=t.scale();i.transform=`scale(${o.sx}, ${o.sy}) translate(-50%, -50%)`;const a=this.options.attrs;i.fontSize=`${a.fontSize}px`,i.fontFamily=a.fontFamily,i.color=a.color,i.backgroundColor=a.backgroundColor;const l=this.options.getText;let c;return"function"===typeof l&&(c=ey(l,this.cellView,{cell:this.cell,index:this.labelIndex})),n.innerText=c||"",this}onDocumentMouseDown(t){if(t.target!==this.editor){const t=this.cell,e=this.editor.innerText.replace(/\n$/,"")||"",n=this.options.setText;""!==e&&"function"===typeof n&&ey(n,this.cellView,{cell:this.cell,value:e,index:this.labelIndex,distance:this.distance}),t.removeTool(t.isEdge()?"edge-editor":"node-editor"),this.undelegateDocumentEvents()}}onDblClick(t){t.stopPropagation()}onMouseDown(t){t.stopPropagation()}autoFocus(){setTimeout((()=>{this.editor.focus(),this.selectText()}))}selectText(){if(window.getSelection){const t=document.createRange(),e=window.getSelection();t.selectNodeContents(this.editor),e.removeAllRanges(),e.addRange(t)}}}(function(t){t.config({tagName:"div",isSVGElement:!1,events:{dblclick:"onDblClick",mousedown:"onMouseDown"},documentEvents:{mousedown:"onDocumentMouseDown"}})})(TE||(TE={})),function(t){t.NodeEditor=t.define({attrs:{fontSize:14,fontFamily:"Arial, helvetica, sans-serif",color:"#000",backgroundColor:"#fff"},getText({cell:t}){return t.attr("text/text")},setText({cell:t,value:e}){t.attr("text/text",e)}}),t.EdgeEditor=t.define({attrs:{fontSize:14,fontFamily:"Arial, helvetica, sans-serif",color:"#000",backgroundColor:"#fff"},getText({cell:t,index:e}){return-1===e?"":t.prop(`labels/${e}/attrs/label/text`)},setText({cell:t,value:e,index:n,distance:i}){const r=t;-1===n?r.appendLabel({position:{distance:i},attrs:{label:{text:e}}}):r.prop(`labels/${n}/attrs/label/text`,e)}})}(TE||(TE={}));var NE,jE,LE=function(t,e){var n={};for(var i in t)Object.prototype.hasOwnProperty.call(t,i)&&e.indexOf(i)<0&&(n[i]=t[i]);if(null!=t&&"function"===typeof Object.getOwnPropertySymbols){var r=0;for(i=Object.getOwnPropertySymbols(t);r<i.length;r++)e.indexOf(i[r])<0&&Object.prototype.propertyIsEnumerable.call(t,i[r])&&(n[i[r]]=t[i[r]])}return n};(function(t){t.presets={boundary:CE,button:vE,"button-remove":vE.Remove,"node-editor":TE.NodeEditor},t.registry=Yv.create({type:"node tool",process(t,e){if("function"===typeof e)return e;let n=mE.ToolItem;const{inherit:i}=e,r=LE(e,["inherit"]);if(i){const t=this.get(i);null==t?this.onNotFound(i,"inherited"):n=t}return null==r.name&&(r.name=t),n.define.call(n,r)}}),t.registry.register(t.presets,!0)})(NE||(NE={})),function(t){t.presets={boundary:CE,vertices:xE,segments:EE,button:vE,"button-remove":vE.Remove,"source-anchor":ME,"target-anchor":SE,"source-arrowhead":OE,"target-arrowhead":PE,"edge-editor":TE.EdgeEditor},t.registry=Yv.create({type:"edge tool",process(t,e){if("function"===typeof e)return e;let n=mE.ToolItem;const{inherit:i}=e,r=LE(e,["inherit"]);if(i){const t=this.get(i);null==t?this.onNotFound(i,"inherited"):n=t}return null==r.name&&(r.name=t),n.define.call(n,r)}}),t.registry.register(t.presets,!0)}(jE||(jE={}));const FE=HE("center"),zE=HE("topCenter"),RE=HE("bottomCenter"),BE=HE("leftMiddle"),IE=HE("rightMiddle"),$E=HE("topLeft"),VE=HE("topRight"),_E=HE("bottomLeft"),GE=HE("bottomRight");function HE(t){return function(e,n,i,r={}){const s=r.rotate?e.getUnrotatedBBoxOfElement(n):e.getBBoxOfElement(n),o=s[t];o.x+=Im(r.dx,s.width),o.y+=Im(r.dy,s.height);const a=e.cell;return r.rotate?o.rotate(-a.getAngle(),a.getBBox().getCenter()):o}}function UE(t){return function(e,n,i,r){if(i instanceof Element){const s=this.graph.renderer.findViewByElem(i);let o;if(s)if(s.isEdgeElement(i)){const t=null!=r.fixedAt?r.fixedAt:"50%";o=WE(s,t)}else o=s.getBBoxOfElement(i).getCenter();else o=new ub;return t.call(this,e,n,o,r)}return t.apply(this,arguments)}}function WE(t,e){const n=Bm(e),i="string"===typeof e?parseFloat(e):e;return n?t.getPointAtRatio(i/100):t.getPointAtLength(i)}const qE=function(t,e,n,i){const r=t.cell.getAngle(),s=t.getBBoxOfElement(e),o=s.getCenter(),a=s.getTopLeft(),l=s.getBottomRight();let c=i.padding;if(Number.isFinite(c)||(c=0),a.y+c<=n.y&&n.y<=l.y-c){const t=n.y-o.y;o.x+=0===r||180===r?0:1*t/Math.tan(ib.toRad(r)),o.y+=t}else if(a.x+c<=n.x&&n.x<=l.x-c){const t=n.x-o.x;o.y+=90===r||270===r?0:t*Math.tan(ib.toRad(r)),o.x+=t}return o},XE=UE(qE),YE=function(t,e,n,i,r){const s=t.cell.getConnectionPoint(this.cell,r);return(i.dx||i.dy)&&s.translate(i.dx||0,i.dy||0),s},JE=function(t,e,n,i){let r,s,o=0;const a=t.cell;i.rotate?(r=t.getUnrotatedBBoxOfElement(e),s=a.getBBox().getCenter(),o=a.getAngle()):r=t.getBBoxOfElement(e);const l=i.padding;null!=l&&Number.isFinite(l)&&r.inflate(l),i.rotate&&n.rotate(o,s);const c=r.getNearestSideToPoint(n);let h;switch(c){case"left":h=r.getLeftMiddle();break;case"right":h=r.getRightMiddle();break;case"top":h=r.getTopCenter();break;case"bottom":h=r.getBottomCenter();break;default:break}const u=i.direction;return"H"===u?"top"!==c&&"bottom"!==c||(h=n.x<=r.x+r.width?r.getLeftMiddle():r.getRightMiddle()):"V"===u&&(h=n.y<=r.y+r.height?r.getTopCenter():r.getBottomCenter()),i.rotate?h.rotate(-o,s):h},ZE=UE(JE);var KE;(function(t){t.presets=d,t.registry=Yv.create({type:"node endpoint"}),t.registry.register(t.presets,!0)})(KE||(KE={}));const QE=function(t,e,n,i){let r=null!=i.ratio?i.ratio:.5;return r>1&&(r/=100),t.getPointAtRatio(r)},tk=function(t,e,n,i){const r=null!=i.length?i.length:20;return t.getPointAtLength(r)},ek=function(t,e,n,i){const r=t.getClosestPoint(n);return null!=r?r:new ub},nk=UE(ek),ik=function(t,e,n,i){const r=1e6,s=t.getConnection(),o=t.getConnectionSubdivisions(),a=new pb(n.clone().translate(0,r),n.clone().translate(0,-r)),l=new pb(n.clone().translate(r,0),n.clone().translate(-r,0)),c=a.intersect(s,{segmentSubdivisions:o}),h=l.intersect(s,{segmentSubdivisions:o}),u=[];return c&&u.push(...c),h&&u.push(...h),u.length>0?n.closest(u):null!=i.fallbackAt?WE(t,i.fallbackAt):ey(ek,this,t,e,n,i)},rk=UE(ik);var sk;function ok(t,e,n){let i;if("object"===typeof n){if(Number.isFinite(n.y)){const i=new pb(e,t),{start:r,end:s}=i.parallel(n.y);e=r,t=s}i=n.x}else i=n;if(null==i||!Number.isFinite(i))return t;const r=t.distance(e);return 0===i&&r>0?t:t.move(e,-Math.min(i,r-1))}function ak(t){const e=t.getAttribute("stroke-width");return null===e?0:parseFloat(e)||0}function lk(t){if(null==t)return null;let e=t;do{let t=e.tagName;if("string"!==typeof t)return null;if(t=t.toUpperCase(),"G"===t)e=e.firstElementChild;else{if("TITLE"!==t)break;e=e.nextElementSibling}}while(e);return e}(function(t){t.presets=p,t.registry=Yv.create({type:"edge endpoint"}),t.registry.register(t.presets,!0)})(sk||(sk={}));const ck=function(t,e,n,i){const r=e.getBBoxOfElement(n);i.stroked&&r.inflate(ak(n)/2);const s=t.intersect(r),o=s&&s.length?t.start.closest(s):t.end;return ok(o,t.start,i.offset)},hk=function(t,e,n,i,r){const s=e.cell,o=s.isNode()?s.getAngle():0;if(0===o)return ey(ck,this,t,e,n,i,r);const a=e.getUnrotatedBBoxOfElement(n);i.stroked&&a.inflate(ak(n)/2);const l=a.getCenter(),c=t.clone().rotate(o,l),h=c.setLength(1e6).intersect(a),u=h&&h.length?c.start.closest(h).rotate(-o,l):t.end;return ok(u,t.start,i.offset)},uk=function(t,e,n,i){let r,s;const o=t.end,a=i.selector;if(r="string"===typeof a?e.findOne(a):Array.isArray(a)?kd(n,a):lk(n),!yy(r)){if(r===n||!yy(n))return o;r=n}const l=e.getShapeOfElement(r),c=e.getMatrixOfElement(r),h=e.getRootTranslatedMatrix(),u=e.getRootRotatedMatrix(),d=h.multiply(u).multiply(c),p=d.inverse(),g=Ev(t,p),f=g.start.clone(),m=e.getDataOfElement(r);if(!1===i.insideout){null==m.shapeBBox&&(m.shapeBBox=l.bbox());const t=m.shapeBBox;if(null!=t&&t.containsPoint(f))return o}let y;if(!0===i.extrapolate&&g.setLength(1e6),zb.isPath(l)){const t=i.precision||2;null==m.segmentSubdivisions&&(m.segmentSubdivisions=l.getSegmentSubdivisions({precision:t})),y={precision:t,segmentSubdivisions:m.segmentSubdivisions},s=g.intersect(l,y)}else s=g.intersect(l);s?Array.isArray(s)&&(s=f.closest(s)):!0===i.sticky&&(s=db.isRectangle(l)?l.getNearestPointToPoint(f):gb.isEllipse(l)?l.intersectsWithLineFromCenterToPoint(f):l.closestPoint(f,y));const b=s?xv(s,d):o;let v=i.offset||0;return!1!==i.stroked&&("object"===typeof v?(v=Object.assign({},v),null==v.x&&(v.x=0),v.x+=ak(r)/2):v+=ak(r)/2),ok(b,t.start,v)};function dk(t,e,n=0){const{start:i,end:r}=t;let s,o,a,l;switch(e){case"left":l="x",s=r,o=i,a=-1;break;case"right":l="x",s=i,o=r,a=1;break;case"top":l="y",s=r,o=i,a=-1;break;case"bottom":l="y",s=i,o=r,a=1;break;default:return}i[l]<r[l]?s[l]=o[l]:o[l]=s[l],Number.isFinite(n)&&(s[l]+=a*n,o[l]+=a*n)}const pk=function(t,e,n,i){const{alignOffset:r,align:s}=i;return s&&dk(t,s,r),ok(t.end,t.start,i.offset)};var gk;(function(t){t.presets=g,t.registry=Yv.create({type:"connection point"}),t.registry.register(t.presets,!0)})(gk||(gk={}));const fk=function(t){return[...t]},mk=function(t,e,n){const i=e.side||"bottom",r=Vm(e.padding||40),s=n.sourceBBox,o=n.targetBBox,a=s.getCenter(),l=o.getCenter();let c,h,u;switch(i){case"top":u=-1,c="y",h="height";break;case"left":u=-1,c="x",h="width";break;case"right":u=1,c="x",h="width";break;case"bottom":default:u=1,c="y",h="height";break}return a[c]+=u*(s[h]/2+r[i]),l[c]+=u*(o[h]/2+r[i]),u*(a[c]-l[c])>0?l[c]=a[c]:a[c]=l[c],[a.toJSON(),...t,l.toJSON()]};function yk(t){return new db(t.x,t.y,0,0)}function bk(t={}){const e=Vm(t.padding||20);return{x:-e.left,y:-e.top,width:e.left+e.right,height:e.top+e.bottom}}function vk(t,e={}){return t.sourceBBox.clone().moveAndExpand(bk(e))}function wk(t,e={}){return t.targetBBox.clone().moveAndExpand(bk(e))}function Ck(t,e={}){if(t.sourceAnchor)return t.sourceAnchor;const n=vk(t,e);return n.getCenter()}function xk(t,e={}){if(t.targetAnchor)return t.targetAnchor;const n=wk(t,e);return n.getCenter()}const Ek=function(t,e,n){let i=vk(n,e),r=wk(n,e);const s=Ck(n,e),o=xk(n,e);i=i.union(yk(s)),r=r.union(yk(o));const a=t.map((t=>ub.create(t)));a.unshift(s),a.push(o);let l=null;const c=[];for(let h=0,u=a.length-1;h<u;h+=1){let t=null;const n=a[h],s=a[h+1],o=null!=kk.getBearing(n,s);if(0===h)h+1===u?i.intersectsWithRect(r.clone().inflate(1))?t=kk.insideNode(n,s,i,r):o||(t=kk.nodeToNode(n,s,i,r)):i.containsPoint(s)?t=kk.insideNode(n,s,i,yk(s).moveAndExpand(bk(e))):o||(t=kk.nodeToVertex(n,s,i));else if(h+1===u){const 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ey(Kk,this,t,Object.assign(Object.assign({},Qk),e),n)},eM=function(t,e,n){const i=e.offset||32,r=null==e.min?16:e.min;let s=0,o=e.direction;const a=n.sourceBBox,l=n.targetBBox,c=a.getCenter(),h=l.getCenter();if("number"===typeof i&&(s=i),null==o){let t=l.left-a.right,e=l.top-a.bottom;t>=0&&e>=0?o=t>=e?"L":"T":t<=0&&e>=0?(t=a.left-l.right,o=t>=0&&t>=e?"R":"T"):t>=0&&e<=0?(e=a.top-l.bottom,o=e>=0?t>=e?"L":"B":"L"):(t=a.left-l.right,e=a.top-l.bottom,o=t>=0&&e>=0?t>=e?"R":"B":t<=0&&e>=0?"B":t>=0&&e<=0||Math.abs(t)>Math.abs(e)?"R":"B")}let u,d,p;"H"===o?o=h.x-c.x>=0?"L":"R":"V"===o&&(o=h.y-c.y>=0?"T":"B"),"center"===i&&("L"===o?s=(l.left-a.right)/2:"R"===o?s=(a.left-l.right)/2:"T"===o?s=(l.top-a.bottom)/2:"B"===o&&(s=(a.top-l.bottom)/2));const g="L"===o||"R"===o;if(g){if(h.y===c.y)return[...t];p="L"===o?1:-1,u="x",d="width"}else{if(h.x===c.x)return[...t];p="T"===o?1:-1,u="y",d="height"}const f=c.clone(),m=h.clone();if(f[u]+=p*(a[d]/2+s),m[u]-=p*(l[d]/2+s),g){const 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e=a.clone().move(t,-1),n=new pb(e,t);return!c.containsPoint(t)&&!c.intersectsWithLine(n)},r=[0,90,180,270,45,135,225,315];if("number"===typeof o)return nM(t(o),e.merge);const l=c.getCenter();if(l.equals(a))return nM(t(0),e.merge);const h=l.angleBetween(a,l.clone().translate(1,0));let u=t(h);if(n(u[1]))return nM(u,e.merge);for(let i=1,s=r.length;i<s;i+=1)if(u=t(h+r[i]),n(u[1]))return nM(u,e.merge);return nM(u,e.merge)}{const t=new pb(a,l);let r=t.parallel(-i),o=r.getCenter(),u=r.start.clone().move(r.end,s),d=r.end.clone().move(r.start,s);const p=t.parallel(-1),g=new pb(p.start,o),f=new pb(p.end,o);if((c.containsPoint(o)||h.containsPoint(o)||c.intersectsWithLine(g)||c.intersectsWithLine(f)||h.intersectsWithLine(g)||h.intersectsWithLine(f))&&(r=t.parallel(i),o=r.getCenter(),u=r.start.clone().move(r.end,s),d=r.end.clone().move(r.start,s)),e.merge){const t=new pb(a,l),e=new pb(o,t.center).setLength(Number.MAX_SAFE_INTEGER),i=c.intersectsWithLine(e),r=h.intersectsWithLine(e),s=i?Array.isArray(i)?i:[i]:[];r&&(Array.isArray(r)?s.push(...r):s.push(r));const u=t.center.closest(s);u?(n.sourceAnchor=u.clone(),n.targetAnchor=u.clone()):(n.sourceAnchor=t.center.clone(),n.targetAnchor=t.center.clone())}return nM([u.toJSON(),o.toJSON(),d.toJSON()],e.merge)}};var rM;(function(t){t.presets=f,t.registry=Yv.create({type:"router"}),t.registry.register(t.presets,!0)})(rM||(rM={}));const sM=function(t,e,n,i={}){const r=[t,...n,e],s=new fb(r),o=new zb(s);return i.raw?o:o.serialize()},oM=function(t,e,n,i={}){const r=3===n.length?0:1,s=ub.create(n[0+r]),o=ub.create(n[2+r]),a=ub.create(n[1+r]);if(!ub.equals(t,e)){const n=new ub((t.x+e.x)/2,(t.y+e.y)/2),i=n.angleBetween(ub.create(t).rotate(90,n),a);i>1&&(s.rotate(180-i,n),o.rotate(180-i,n),a.rotate(180-i,n))}const l=`\n     M ${t.x} ${t.y}\n     Q ${s.x} ${s.y} ${a.x} ${a.y}\n     Q ${o.x} ${o.y} ${e.x} ${e.y}\n  `;return i.raw?zb.parse(l):l},aM=function(t,e,n,i={}){const r=new zb;r.appendSegment(zb.createSegment("M",t));const s=1/3,o=2/3,a=i.radius||10;let l,c;for(let h=0,u=n.length;h<u;h+=1){const i=ub.create(n[h]),u=n[h-1]||t,d=n[h+1]||e;l=c||i.distance(u)/2,c=i.distance(d)/2;const p=-Math.min(a,l),g=-Math.min(a,c),f=i.clone().move(u,p).round(),m=i.clone().move(d,g).round(),y=new ub(s*f.x+o*i.x,o*i.y+s*f.y),b=new ub(s*m.x+o*i.x,o*i.y+s*m.y);r.appendSegment(zb.createSegment("L",f)),r.appendSegment(zb.createSegment("C",y,b,m))}return r.appendSegment(zb.createSegment("L",e)),i.raw?r:r.serialize()},lM=function(t,e,n,i={}){let r,s=i.direction;if(n&&0!==n.length){const i=[t,...n,e],s=mb.throughPoints(i);r=new zb(s)}else if(r=new zb,r.appendSegment(zb.createSegment("M",t)),s||(s=Math.abs(t.x-e.x)>=Math.abs(t.y-e.y)?"H":"V"),"H"===s){const n=(t.x+e.x)/2;r.appendSegment(zb.createSegment("C",n,t.y,n,e.y,e.x,e.y))}else{const n=(t.y+e.y)/2;r.appendSegment(zb.createSegment("C",t.x,n,e.x,n,e.x,e.y))}return i.raw?r:r.serialize()},cM=1,hM=1/3,uM=2/3;function dM(t){let e=t.graph._jumpOverUpdateList;if(null==e&&(e=t.graph._jumpOverUpdateList=[],t.graph.on("cell:mouseup",(()=>{const e=t.graph._jumpOverUpdateList;for(let t=0;t<e.length;t+=1)e[t].update()})),t.graph.on("model:reseted",(()=>{e=t.graph._jumpOverUpdateList=[]}))),e.indexOf(t)<0){e.push(t);const n=()=>e.splice(e.indexOf(t),1);t.cell.once("change:connector",n),t.cell.once("removed",n)}}function pM(t,e,n=[]){const i=[t,...n,e],r=[];return i.forEach(((t,e)=>{const n=i[e+1];null!=n&&r.push(new pb(t,n))})),r}function gM(t,e){const n=[];return e.forEach((e=>{const i=t.intersectsWithLine(e);i&&n.push(i)})),n}function fM(t,e){return new pb(t,e).squaredLength()}function mM(t,e,n){return e.reduce(((i,r,s)=>{if(wM.includes(r))return i;const o=i.pop()||t,a=ub.create(r).move(o.start,-n);let l=ub.create(r).move(o.start,+n);const c=e[s+1];if(null!=c){const t=l.distance(c);t<=n&&(l=c.move(o.start,t),wM.push(c))}else{const t=a.distance(o.end);if(t<2*n+cM)return i.push(o),i}const h=l.distance(o.start);if(h<2*n+cM)return i.push(o),i;const u=new pb(a,l);return vM.push(u),i.push(new pb(o.start,a),u,new pb(l,o.end)),i}),[])}function yM(t,e,n,i){const r=new zb;let s;return s=zb.createSegment("M",t[0].start),r.appendSegment(s),t.forEach(((o,a)=>{if(vM.includes(o)){let t,i,a,l;if("arc"===n){t=-90,i=o.start.diff(o.end);const e=i.x<0||0===i.x&&i.y<0;e&&(t+=180);const n=o.getCenter(),c=new pb(n,o.end).rotate(t,n);let h;h=new pb(o.start,n),a=h.pointAt(2/3).rotate(t,o.start),l=c.pointAt(1/3).rotate(-t,c.end),s=zb.createSegment("C",a,l,c.end),r.appendSegment(s),h=new pb(n,o.end),a=c.pointAt(1/3).rotate(t,c.end),l=h.pointAt(1/3).rotate(-t,o.end),s=zb.createSegment("C",a,l,o.end),r.appendSegment(s)}else if("gap"===n)s=zb.createSegment("M",o.end),r.appendSegment(s);else if("cubic"===n){t=o.start.theta(o.end);const n=.6*e;let c=1.35*e;i=o.start.diff(o.end);const h=i.x<0||0===i.x&&i.y<0;h&&(c*=-1),a=new ub(o.start.x+n,o.start.y+c).rotate(t,o.start),l=new ub(o.end.x-n,o.end.y+c).rotate(t,o.end),s=zb.createSegment("C",a,l,o.end),r.appendSegment(s)}}else{const e=t[a+1];0===i||!e||vM.includes(e)?(s=zb.createSegment("L",o.end),r.appendSegment(s)):bM(i,r,o.end,o.start,e.end)}})),r}function bM(t,e,n,i,r){const s=n.distance(i)/2,o=n.distance(r)/2,a=-Math.min(t,s),l=-Math.min(t,o),c=n.clone().move(i,a).round(),h=n.clone().move(r,l).round(),u=new ub(hM*c.x+uM*n.x,uM*n.y+hM*c.y),d=new ub(hM*h.x+uM*n.x,uM*n.y+hM*h.y);let p;p=zb.createSegment("L",c),e.appendSegment(p),p=zb.createSegment("C",u,d,h),e.appendSegment(p)}let vM,wM;const CM=function(t,e,n,i={}){vM=[],wM=[],dM(this);const r=i.size||5,s=i.type||"arc",o=i.radius||0,a=i.ignoreConnectors||["smooth"],l=this.graph,c=l.model,h=c.getEdges();if(1===h.length)return yM(pM(t,e,n),r,s,o);const u=this.cell,d=h.indexOf(u),p=l.options.connecting.connector||{},g=h.filter(((t,e)=>{const n=t.getConnector()||p;return!a.includes(n.name)&&(!(e>d)||"jumpover"!==n.name)})),f=g.map((t=>l.renderer.findViewByCell(t))),m=pM(t,e,n),y=f.map((t=>null==t?[]:t===this?m:pM(t.sourcePoint,t.targetPoint,t.routePoints))),b=[];m.forEach((t=>{const e=g.reduce(((e,n,i)=>{if(n!==u){const n=gM(t,y[i]);e.push(...n)}return e}),[]).sort(((e,n)=>fM(t.start,e)-fM(t.start,n)));e.length>0?b.push(...mM(t,e,r)):b.push(t)}));const v=yM(b,r,s,o);return vM=[],wM=[],i.raw?v:v.serialize()};var xM;(function(t){t.presets=m,t.registry=Yv.create({type:"connector"}),t.registry.register(t.presets,!0)})(xM||(xM={}));Yv.create;class EM{constructor(t){this.cell=t,this.ids={},this.cache={}}get(){return Object.keys(this.ids)}start(t,e,n={},i="/"){const r=this.cell.getPropByPath(t),s=ud(n,EM.defaultOptions),o=this.getTiming(s.timing),a=this.getInterp(s.interp,r,e);let l=0;const c=Array.isArray(t)?t.join(i):t,h=Array.isArray(t)?t:t.split(i),u=()=>{const t=(new Date).getTime();0===l&&(l=t);const e=t-l;let i=e/s.duration;i<1?this.ids[c]=tb(u):i=1;const r=a(o(i));this.cell.setPropByPath(h,r),n.progress&&n.progress(Object.assign({progress:i,currentValue:r},this.getArgs(c))),1===i&&(this.cell.notify("transition:end",this.getArgs(c)),this.cell.notify("transition:complete",this.getArgs(c)),n.complete&&n.complete(this.getArgs(c)),this.cell.notify("transition:finish",this.getArgs(c)),n.finish&&n.finish(this.getArgs(c)),this.clean(c))};return setTimeout((()=>{this.stop(t,void 0,i),this.cache[c]={startValue:r,targetValue:e,options:s},this.ids[c]=tb(u),this.cell.notify("transition:begin",this.getArgs(c)),this.cell.notify("transition:start",this.getArgs(c)),n.start&&n.start(this.getArgs(c))}),n.delay),this.stop.bind(this,t,i,n)}stop(t,e={},n="/"){const i=Array.isArray(t)?t:t.split(n);return Object.keys(this.ids).filter((t=>ch(i,t.split(n).slice(0,i.length)))).forEach((t=>{eb(this.ids[t]);const n=this.cache[t],i=this.getArgs(t),r=Object.assign(Object.assign({},n.options),e),s=r.jumpedToEnd;s&&null!=n.targetValue&&(this.cell.setPropByPath(t,n.targetValue),this.cell.notify("transition:end",Object.assign({},i)),this.cell.notify("transition:complete",Object.assign({},i)),r.complete&&r.complete(Object.assign({},i)));const o=Object.assign({jumpedToEnd:s},i);this.cell.notify("transition:stop",Object.assign({},o)),r.stop&&r.stop(Object.assign({},o)),this.cell.notify("transition:finish",Object.assign({},i)),r.finish&&r.finish(Object.assign({},i)),this.clean(t)})),this}clean(t){delete this.ids[t],delete this.cache[t]}getTiming(t){return"string"===typeof t?Xx[t]:t}getInterp(t,e,n){return t?t(e,n):"number"===typeof n?Yx.number(e,n):"string"===typeof n?"#"===n[0]?Yx.color(e,n):Yx.unit(e,n):Yx.object(e,n)}getArgs(t){const e=this.cache[t];return{path:t,startValue:e.startValue,targetValue:e.targetValue,cell:this.cell}}}(function(t){t.defaultOptions={delay:10,duration:100,timing:"linear"}})(EM||(EM={}));var kM=function(t,e,n,i){var r,s=arguments.length,o=s<3?e:null===i?i=Object.getOwnPropertyDescriptor(e,n):i;if("object"===typeof Reflect&&"function"===typeof Reflect.decorate)o=Reflect.decorate(t,e,n,i);else for(var a=t.length-1;a>=0;a--)(r=t[a])&&(o=(s<3?r(o):s>3?r(e,n,o):r(e,n))||o);return s>3&&o&&Object.defineProperty(e,n,o),o};class MM extends Ux{constructor(t={}){super(),this.pending=!1,this.changing=!1,this.data={},this.mutate(ad(t)),this.changed={}}mutate(t,e={}){const n=!0===e.unset,i=!0===e.silent,r=[],s=this.changing;this.changing=!0,s||(this.previous=ad(this.data),this.changed={});const o=this.data,a=this.previous,l=this.changed;if(Object.keys(t).forEach((e=>{const i=e,s=t[i];ch(o[i],s)||r.push(i),ch(a[i],s)?delete l[i]:l[i]=s,n?delete o[i]:o[i]=s})),!i&&r.length>0&&(this.pending=!0,this.pendingOptions=e,r.forEach((t=>{this.emit("change:*",{key:t,options:e,store:this,current:o[t],previous:a[t]})}))),s)return this;if(!i)while(this.pending)this.pending=!1,this.emit("changed",{current:o,previous:a,store:this,options:this.pendingOptions});return this.pending=!1,this.changing=!1,this.pendingOptions=null,this}get(t,e){if(null==t)return this.data;const n=this.data[t];return null==n?e:n}getPrevious(t){if(this.previous){const e=this.previous[t];return null==e?void 0:e}}set(t,e,n){return null!=t&&("object"===typeof t?this.mutate(t,e):this.mutate({[t]:e},n)),this}remove(t,e){const n=void 0,i={};let r;if("string"===typeof t)i[t]=n,r=e;else if(Array.isArray(t))t.forEach((t=>i[t]=n)),r=e;else{for(const t in this.data)i[t]=n;r=t}return this.mutate(i,Object.assign(Object.assign({},r),{unset:!0})),this}getByPath(t){return kd(this.data,t,"/")}setByPath(t,e,n={}){const i="/",r=Array.isArray(t)?[...t]:t.split(i),s=Array.isArray(t)?t.join(i):t,o=r[0],a=r.length;if(n.propertyPath=s,n.propertyValue=e,n.propertyPathArray=r,1===a)this.set(o,e,n);else{const s={};let l=s,c=o;for(let t=1;t<a;t+=1){const e=r[t],n=Number.isFinite(Number(e));l=l[c]=n?[]:{},c=e}Md(s,r,e,i);const h=ad(this.data);n.rewrite&&Sd(h,t,i);const u=ah(h,s);this.set(o,u[o],n)}return this}removeByPath(t,e){const n=Array.isArray(t)?t:t.split("/"),i=n[0];if(1===n.length)this.remove(i,e);else{const t=n.slice(1),r=ad(this.get(i));r&&Sd(r,t),this.set(i,r,e)}return this}hasChanged(t){return null==t?Object.keys(this.changed).length>0:t in this.changed}getChanges(t){if(null==t)return this.hasChanged()?ad(this.changed):null;const e=this.changing?this.previous:this.data,n={};let i;for(const r in t){const s=t[r];ch(e[r],s)||(n[r]=s,i=!0)}return i?ad(n):null}toJSON(){return ad(this.data)}clone(){const t=this.constructor;return new t(this.data)}dispose(){this.off(),this.data={},this.previous={},this.changed={},this.pending=!1,this.changing=!1,this.pendingOptions=null,this.trigger("disposed",{store:this})}}kM([Ux.dispose()],MM.prototype,"dispose",null);var SM,AM=function(t,e,n,i){var r,s=arguments.length,o=s<3?e:null===i?i=Object.getOwnPropertyDescriptor(e,n):i;if("object"===typeof Reflect&&"function"===typeof Reflect.decorate)o=Reflect.decorate(t,e,n,i);else for(var a=t.length-1;a>=0;a--)(r=t[a])&&(o=(s<3?r(o):s>3?r(e,n,o):r(e,n))||o);return s>3&&o&&Object.defineProperty(e,n,o),o},DM=function(t,e){var n={};for(var i in t)Object.prototype.hasOwnProperty.call(t,i)&&e.indexOf(i)<0&&(n[i]=t[i]);if(null!=t&&"function"===typeof Object.getOwnPropertySymbols){var r=0;for(i=Object.getOwnPropertySymbols(t);r<i.length;r++)e.indexOf(i[r])<0&&Object.prototype.propertyIsEnumerable.call(t,i[r])&&(n[i[r]]=t[i[r]])}return n};class OM extends Ux{constructor(t={}){super();const e=this.constructor,n=e.getDefaults(!0),i=ah({},this.preprocess(n),this.preprocess(t));this.id=i.id||Om(),this.store=new MM(i),this.animation=new EM(this),this.setup(),this.init(),this.postprocess(t)}static config(t){const{markup:e,propHooks:n,attrHooks:i}=t,r=DM(t,["markup","propHooks","attrHooks"]);null!=e&&(this.markup=e),n&&(this.propHooks=this.propHooks.slice(),Array.isArray(n)?this.propHooks.push(...n):"function"===typeof n?this.propHooks.push(n):Object.keys(n).forEach((t=>{const e=n[t];"function"===typeof e&&this.propHooks.push(e)}))),i&&(this.attrHooks=Object.assign(Object.assign({},this.attrHooks),i)),this.defaults=ah({},this.defaults,r)}static getMarkup(){return this.markup}static getDefaults(t){return t?this.defaults:ad(this.defaults)}static getAttrHooks(){return this.attrHooks}static applyPropHooks(t,e){return this.propHooks.reduce(((e,n)=>n?ey(n,t,e):e),e)}get[Symbol.toStringTag](){return OM.toStringTag}init(){}get model(){return this._model}set model(t){this._model!==t&&(this._model=t)}preprocess(t,e){const n=t.id,i=this.constructor,r=i.applyPropHooks(this,t);return null==n&&!0!==e&&(r.id=Om()),r}postprocess(t){}setup(){this.store.on("change:*",(t=>{const{key:e,current:n,previous:i,options:r}=t;this.notify("change:*",{key:e,options:r,current:n,previous:i,cell:this}),this.notify(`change:${e}`,{options:r,current:n,previous:i,cell:this});const s=e;"source"!==s&&"target"!==s||this.notify("change:terminal",{type:s,current:n,previous:i,options:r,cell:this})})),this.store.on("changed",(({options:t})=>this.notify("changed",{options:t,cell:this})))}notify(t,e){this.trigger(t,e);const n=this.model;return n&&(n.notify(`cell:${t}`,e),this.isNode()?n.notify(`node:${t}`,Object.assign(Object.assign({},e),{node:this})):this.isEdge()&&n.notify(`edge:${t}`,Object.assign(Object.assign({},e),{edge:this}))),this}isNode(){return!1}isEdge(){return!1}isSameStore(t){return this.store===t.store}get view(){return this.store.get("view")}get shape(){return this.store.get("shape","")}getProp(t,e){return null==t?this.store.get():this.store.get(t,e)}setProp(t,e,n){if("string"===typeof t)this.store.set(t,e,n);else{const n=this.preprocess(t,!0);this.store.set(ah({},this.getProp(),n),e),this.postprocess(t)}return this}removeProp(t,e){return"string"===typeof t||Array.isArray(t)?this.store.removeByPath(t,e):this.store.remove(e),this}hasChanged(t){return null==t?this.store.hasChanged():this.store.hasChanged(t)}getPropByPath(t){return this.store.getByPath(t)}setPropByPath(t,e,n={}){return this.model&&("children"===t?this._children=e?e.map((t=>this.model.getCell(t))).filter((t=>null!=t)):null:"parent"===t&&(this._parent=e?this.model.getCell(e):null)),this.store.setByPath(t,e,n),this}removePropByPath(t,e={}){const n=Array.isArray(t)?t:t.split("/");return"attrs"===n[0]&&(e.dirty=!0),this.store.removeByPath(n,e),this}prop(t,e,n){return null==t?this.getProp():"string"===typeof t||Array.isArray(t)?1===arguments.length?this.getPropByPath(t):null==e?this.removePropByPath(t,n||{}):this.setPropByPath(t,e,n||{}):this.setProp(t,e||{})}previous(t){return this.store.getPrevious(t)}get zIndex(){return this.getZIndex()}set zIndex(t){null==t?this.removeZIndex():this.setZIndex(t)}getZIndex(){return this.store.get("zIndex")}setZIndex(t,e={}){return this.store.set("zIndex",t,e),this}removeZIndex(t={}){return this.store.remove("zIndex",t),this}toFront(t={}){const e=this.model;if(e){let n,i=e.getMaxZIndex();t.deep?(n=this.getDescendants({deep:!0,breadthFirst:!0}),n.unshift(this)):n=[this],i=i-n.length+1;const r=e.total();let s=e.indexOf(this)!==r-n.length;s||(s=n.some(((t,e)=>t.getZIndex()!==i+e))),s&&this.batchUpdate("to-front",(()=>{i+=n.length,n.forEach(((e,n)=>{e.setZIndex(i+n,t)}))}))}return this}toBack(t={}){const e=this.model;if(e){let n,i=e.getMinZIndex();t.deep?(n=this.getDescendants({deep:!0,breadthFirst:!0}),n.unshift(this)):n=[this];let r=0!==e.indexOf(this);r||(r=n.some(((t,e)=>t.getZIndex()!==i+e))),r&&this.batchUpdate("to-back",(()=>{i-=n.length,n.forEach(((e,n)=>{e.setZIndex(i+n,t)}))}))}return this}get markup(){return this.getMarkup()}set markup(t){null==t?this.removeMarkup():this.setMarkup(t)}getMarkup(){let t=this.store.get("markup");if(null==t){const e=this.constructor;t=e.getMarkup()}return t}setMarkup(t,e={}){return this.store.set("markup",t,e),this}removeMarkup(t={}){return this.store.remove("markup",t),this}get attrs(){return this.getAttrs()}set attrs(t){null==t?this.removeAttrs():this.setAttrs(t)}getAttrs(){const t=this.store.get("attrs");return t?Object.assign({},t):{}}setAttrs(t,e={}){if(null==t)this.removeAttrs(e);else{const n=t=>this.store.set("attrs",t,e);if(!0===e.overwrite)n(t);else{const i=this.getAttrs();!1===e.deep?n(Object.assign(Object.assign({},i),t)):n(ah({},i,t))}}return this}replaceAttrs(t,e={}){return this.setAttrs(t,Object.assign(Object.assign({},e),{overwrite:!0}))}updateAttrs(t,e={}){return this.setAttrs(t,Object.assign(Object.assign({},e),{deep:!1}))}removeAttrs(t={}){return this.store.remove("attrs",t),this}getAttrDefinition(t){if(!t)return null;const e=this.constructor,n=e.getAttrHooks()||{};let i=n[t]||AC.registry.get(t);if(!i){const e=bm(t);i=n[e]||AC.registry.get(e)}return i||null}getAttrByPath(t){return null==t||""===t?this.getAttrs():this.getPropByPath(this.prefixAttrPath(t))}setAttrByPath(t,e,n={}){return this.setPropByPath(this.prefixAttrPath(t),e,n),this}removeAttrByPath(t,e={}){return this.removePropByPath(this.prefixAttrPath(t),e),this}prefixAttrPath(t){return Array.isArray(t)?["attrs"].concat(t):`attrs/${t}`}attr(t,e,n){return null==t?this.getAttrByPath():"string"===typeof t||Array.isArray(t)?1===arguments.length?this.getAttrByPath(t):null==e?this.removeAttrByPath(t,n||{}):this.setAttrByPath(t,e,n||{}):this.setAttrs(t,e||{})}get visible(){return this.isVisible()}set visible(t){this.setVisible(t)}setVisible(t,e={}){return this.store.set("visible",t,e),this}isVisible(){return!1!==this.store.get("visible")}show(t={}){return this.isVisible()||this.setVisible(!0,t),this}hide(t={}){return this.isVisible()&&this.setVisible(!1,t),this}toggleVisible(t,e={}){const n="boolean"===typeof t?t:!this.isVisible(),i="boolean"===typeof t?e:t;return n?this.show(i):this.hide(i),this}get data(){return this.getData()}set data(t){this.setData(t)}getData(){return this.store.get("data")}setData(t,e={}){if(null==t)this.removeData(e);else{const n=t=>this.store.set("data",t,e);if(!0===e.overwrite)n(t);else{const i=this.getData();!1===e.deep?n("object"===typeof t?Object.assign(Object.assign({},i),t):t):n(ah({},i,t))}}return this}replaceData(t,e={}){return this.setData(t,Object.assign(Object.assign({},e),{overwrite:!0}))}updateData(t,e={}){return this.setData(t,Object.assign(Object.assign({},e),{deep:!1}))}removeData(t={}){return this.store.remove("data",t),this}get parent(){return this.getParent()}get children(){return this.getChildren()}getParentId(){return this.store.get("parent")}getParent(){const t=this.getParentId();if(t&&this.model){const e=this.model.getCell(t);return this._parent=e,e}return null}getChildren(){const t=this.store.get("children");if(t&&t.length&&this.model){const e=t.map((t=>{var e;return null===(e=this.model)||void 0===e?void 0:e.getCell(t)})).filter((t=>null!=t));return this._children=e,[...e]}return null}hasParent(){return null!=this.parent}isParentOf(t){return null!=t&&t.getParent()===this}isChildOf(t){return null!=t&&this.getParent()===t}eachChild(t,e){return this.children&&this.children.forEach(t,e),this}filterChild(t,e){return this.children?this.children.filter(t,e):[]}getChildCount(){return null==this.children?0:this.children.length}getChildIndex(t){return null==this.children?-1:this.children.indexOf(t)}getChildAt(t){return null!=this.children&&t>=0?this.children[t]:null}getAncestors(t={}){const e=[];let n=this.getParent();while(n)e.push(n),n=!1!==t.deep?n.getParent():null;return e}getDescendants(t={}){if(!1!==t.deep){if(t.breadthFirst){const t=[],e=this.getChildren()||[];while(e.length>0){const n=e.shift(),i=n.getChildren();t.push(n),i&&e.push(...i)}return t}{const e=this.getChildren()||[];return e.forEach((n=>{e.push(...n.getDescendants(t))})),e}}return this.getChildren()||[]}isDescendantOf(t,e={}){if(null==t)return!1;if(!1!==e.deep){let e=this.getParent();while(e){if(e===t)return!0;e=e.getParent()}return!1}return this.isChildOf(t)}isAncestorOf(t,e={}){return null!=t&&t.isDescendantOf(this,e)}contains(t){return this.isAncestorOf(t)}getCommonAncestor(...t){return OM.getCommonAncestor(this,...t)}setParent(t,e={}){return this._parent=t,t?this.store.set("parent",t.id,e):this.store.remove("parent",e),this}setChildren(t,e={}){return this._children=t,null!=t?this.store.set("children",t.map((t=>t.id)),e):this.store.remove("children",e),this}unembed(t,e={}){const n=this.children;if(null!=n&&null!=t){const i=this.getChildIndex(t);-1!==i&&(n.splice(i,1),t.setParent(null,e),this.setChildren(n,e))}return this}embed(t,e={}){return t.addTo(this,e),this}addTo(t,e={}){return OM.isCell(t)?t.addChild(this,e):t.addCell(this,e),this}insertTo(t,e,n={}){return t.insertChild(this,e,n),this}addChild(t,e={}){return this.insertChild(t,void 0,e)}insertChild(t,e,n={}){if(null!=t&&t!==this){const i=t.getParent(),r=this!==i;let s=e;if(null==s&&(s=this.getChildCount(),r||(s-=1)),i){const e=i.getChildren();if(e){const r=e.indexOf(t);r>=0&&(t.setParent(null,n),e.splice(r,1),i.setChildren(e,n))}}let o=this.children;if(null==o?(o=[],o.push(t)):o.splice(s,0,t),t.setParent(this,n),this.setChildren(o,n),r&&this.model){const t=this.model.getIncomingEdges(this),e=this.model.getOutgoingEdges(this);t&&t.forEach((t=>t.updateParent(n))),e&&e.forEach((t=>t.updateParent(n)))}this.model&&this.model.addCell(t,n)}return this}removeFromParent(t={}){const e=this.getParent();if(null!=e){const n=e.getChildIndex(this);e.removeChildAt(n,t)}return this}removeChild(t,e={}){const n=this.getChildIndex(t);return this.removeChildAt(n,e)}removeChildAt(t,e={}){const n=this.getChildAt(t),i=this.children;return null!=i&&null!=n&&(this.unembed(n,e),n.remove(e)),n}remove(t={}){return this.batchUpdate("remove",(()=>{const e=this.getParent();e&&e.removeChild(this,t),!1!==t.deep&&this.eachChild((e=>e.remove(t))),this.model&&this.model.removeCell(this,t)})),this}transition(t,e,n={},i="/"){return this.animation.start(t,e,n,i)}stopTransition(t,e,n="/"){return this.animation.stop(t,e,n),this}getTransitions(){return this.animation.get()}translate(t,e,n){return this}scale(t,e,n,i){return this}addTools(t,e,n){const i=Array.isArray(t)?t:[t],r="string"===typeof e?e:null,s="object"===typeof e?e:"object"===typeof n?n:{};if(s.reset)return this.setTools({name:r,items:i,local:s.local},s);let o=ad(this.getTools());return null==o||null==r||o.name===r?(null==o&&(o={}),o.items||(o.items=[]),o.name=r,o.items=[...o.items,...i],this.setTools(Object.assign({},o),s)):void 0}setTools(t,e={}){return null==t?this.removeTools():this.store.set("tools",OM.normalizeTools(t),e),this}getTools(){return this.store.get("tools")}removeTools(t={}){return this.store.remove("tools",t),this}hasTools(t){const e=this.getTools();return null!=e&&(null==t||e.name===t)}hasTool(t){const e=this.getTools();return null!=e&&e.items.some((e=>"string"===typeof e?e===t:e.name===t))}removeTool(t,e={}){const n=ad(this.getTools());if(n){let i=!1;const r=n.items.slice(),s=t=>{r.splice(t,1),i=!0};if("number"===typeof t)s(t);else for(let e=r.length-1;e>=0;e-=1){const n=r[e],i="string"===typeof n?n===t:n.name===t;i&&s(e)}i&&(n.items=r,this.setTools(n,e))}return this}getBBox(t){return new db}getConnectionPoint(t,e){return new ub}toJSON(t={}){const e=Object.assign({},this.store.get()),n=Object.prototype.toString,i=this.isNode()?"node":this.isEdge()?"edge":"cell";if(!e.shape){const t=this.constructor;throw new Error(`Unable to serialize ${i} missing "shape" prop, check the ${i} "${t.name||n.call(t)}"`)}const r=this.constructor,s=!0===t.diff,o=e.attrs||{},a=r.getDefaults(!0),l=s?this.preprocess(a,!0):a,c=l.attrs||{},h={};Object.keys(e).forEach((t=>{const r=e[t];if(null!=r&&!Array.isArray(r)&&"object"===typeof r&&!qc(r))throw new Error(`Can only serialize ${i} with plain-object props, but got a "${n.call(r)}" type of key "${t}" on ${i} "${this.id}"`);if("attrs"!==t&&"shape"!==t&&s){const n=l[t];ch(r,n)&&delete e[t]}})),Object.keys(o).forEach((t=>{const e=o[t],n=c[t];Object.keys(e).forEach((i=>{const r=e[i],s=n?n[i]:null;null==r||"object"!==typeof r||Array.isArray(r)?null!=n&&ch(s,r)||(null==h[t]&&(h[t]={}),h[t][i]=r):Object.keys(r).forEach((e=>{const o=r[e];if(null==n||null==s||!At(s)||!ch(s[e],o)){null==h[t]&&(h[t]={}),null==h[t][i]&&(h[t][i]={});const n=h[t][i];n[e]=o}}))}))}));const u=Object.assign(Object.assign({},e),{attrs:fh(h)?void 0:h});null==u.attrs&&delete u.attrs;const d=u;return 0===d.angle&&delete d.angle,ad(d)}clone(t={}){if(!t.deep){const e=Object.assign({},this.store.get());t.keepId||delete e.id,delete e.parent,delete e.children;const n=this.constructor;return new n(e)}const e=OM.deepClone(this);return e[this.id]}findView(t){return t.renderer.findViewByCell(this)}startBatch(t,e={},n=this.model){return this.notify("batch:start",{name:t,data:e,cell:this}),n&&n.startBatch(t,Object.assign(Object.assign({},e),{cell:this})),this}stopBatch(t,e={},n=this.model){return n&&n.stopBatch(t,Object.assign(Object.assign({},e),{cell:this})),this.notify("batch:stop",{name:t,data:e,cell:this}),this}batchUpdate(t,e,n){const i=this.model;this.startBatch(t,n,i);const r=e();return this.stopBatch(t,n,i),r}dispose(){this.removeFromParent(),this.store.dispose()}}OM.defaults={},OM.attrHooks={},OM.propHooks=[],AM([Ux.dispose()],OM.prototype,"dispose",null),function(t){function e(t){return"string"===typeof t?{items:[t]}:Array.isArray(t)?{items:t}:t.items?t:{items:[t]}}t.normalizeTools=e}(OM||(OM={})),function(t){function e(e){if(null==e)return!1;if(e instanceof t)return!0;const n=e[Symbol.toStringTag],i=e;return(null==n||n===t.toStringTag)&&"function"===typeof i.isNode&&"function"===typeof i.isEdge&&"function"===typeof i.prop&&"function"===typeof i.attr}t.toStringTag=`X6.${t.name}`,t.isCell=e}(OM||(OM={})),function(t){function e(...t){const e=t.filter((t=>null!=t)).map((t=>t.getAncestors())).sort(((t,e)=>t.length-e.length)),n=e.shift();return n.find((t=>e.every((e=>e.includes(t)))))||null}function n(t,e={}){let n=null;for(let i=0,r=t.length;i<r;i+=1){const r=t[i];let s=r.getBBox(e);if(s){if(r.isNode()){const t=r.getAngle();null!=t&&0!==t&&(s=s.bbox(t))}n=null==n?s:n.union(s)}}return n}function i(e){const n=[e,...e.getDescendants({deep:!0})];return t.cloneCells(n)}function r(t){const e=Hn(t),n=e.reduce(((t,e)=>(t[e.id]=e.clone(),t)),{});return e.forEach((t=>{const e=n[t.id];if(e.isEdge()){const t=e.getSourceCellId(),i=e.getTargetCellId();t&&n[t]&&e.setSource(Object.assign(Object.assign({},e.getSource()),{cell:n[t].id})),i&&n[i]&&e.setTarget(Object.assign(Object.assign({},e.getTarget()),{cell:n[i].id}))}const i=t.getParent();i&&n[i.id]&&e.setParent(n[i.id]);const r=t.getChildren();if(r&&r.length){const t=r.reduce(((t,e)=>(n[e.id]&&t.push(n[e.id]),t)),[]);t.length>0&&e.setChildren(t)}})),n}t.getCommonAncestor=e,t.getCellsBBox=n,t.deepClone=i,t.cloneCells=r}(OM||(OM={})),function(t){t.config({propHooks(e){var{tools:n}=e,i=DM(e,["tools"]);return n&&(i.tools=t.normalizeTools(n)),i}})}(OM||(OM={})),function(t){let e,n;function i(t,i){return i?null!=e&&e.exist(t):null!=n&&n.exist(t)}function r(t){e=t}function s(t){n=t}t.exist=i,t.setEdgeRegistry=r,t.setNodeRegistry=s}(SM||(SM={}));class PM{constructor(t){this.ports=[],this.groups={},this.init(ad(t))}getPorts(){return this.ports}getGroup(t){return null!=t?this.groups[t]:null}getPortsByGroup(t){return this.ports.filter((e=>e.group===t||null==e.group&&null==t))}getPortsLayoutByGroup(t,e){const n=this.getPortsByGroup(t),i=t?this.getGroup(t):null,r=i?i.position:null,s=r?r.name:null;let o;if(null!=s){const t=Cx.registry.get(s);if(null==t)return Cx.registry.onNotFound(s);o=t}else o=Cx.presets.left;const a=n.map((t=>t&&t.position&&t.position.args||{})),l=r&&r.args||{},c=o(a,e,l);return c.map(((t,i)=>{const r=n[i];return{portLayout:t,portId:r.id,portSize:r.size,portAttrs:r.attrs,labelSize:r.label.size,labelLayout:this.getPortLabelLayout(r,ub.create(t.position),e)}}))}init(t){const{groups:e,items:n}=t;null!=e&&Object.keys(e).forEach((t=>{this.groups[t]=this.parseGroup(e[t])})),Array.isArray(n)&&n.forEach((t=>{this.ports.push(this.parsePort(t))}))}parseGroup(t){return Object.assign(Object.assign({},t),{label:this.getLabel(t,!0),position:this.getPortPosition(t.position,!0)})}parsePort(t){const e=Object.assign({},t),n=this.getGroup(t.group)||{};return e.markup=e.markup||n.markup,e.attrs=ah({},n.attrs,e.attrs),e.position=this.createPosition(n,e),e.label=ah({},n.label,this.getLabel(e)),e.zIndex=this.getZIndex(n,e),e.size=Object.assign(Object.assign({},n.size),e.size),e}getZIndex(t,e){return"number"===typeof e.zIndex?e.zIndex:"number"===typeof t.zIndex||"auto"===t.zIndex?t.zIndex:"auto"}createPosition(t,e){return ah({name:"left",args:{}},t.position,{args:e.args})}getPortPosition(t,e=!1){if(null==t){if(e)return{name:"left",args:{}}}else{if("string"===typeof t)return{name:t,args:{}};if(Array.isArray(t))return{name:"absolute",args:{x:t[0],y:t[1]}};if("object"===typeof t)return t}return{args:{}}}getPortLabelPosition(t,e=!1){if(null==t){if(e)return{name:"left",args:{}}}else{if("string"===typeof t)return{name:t,args:{}};if("object"===typeof t)return t}return{args:{}}}getLabel(t,e=!1){const n=t.label||{};return n.position=this.getPortLabelPosition(n.position,e),n}getPortLabelLayout(t,e,n){const i=t.label.position.name||"left",r=t.label.position.args||{},s=Ix.registry.get(i)||Ix.presets.left;return s?s(e,n,r):null}}var TM=function(t,e){var n={};for(var i in t)Object.prototype.hasOwnProperty.call(t,i)&&e.indexOf(i)<0&&(n[i]=t[i]);if(null!=t&&"function"===typeof Object.getOwnPropertySymbols){var r=0;for(i=Object.getOwnPropertySymbols(t);r<i.length;r++)e.indexOf(i[r])<0&&Object.prototype.propertyIsEnumerable.call(t,i[r])&&(n[i[r]]=t[i[r]])}return n};class NM extends OM{constructor(t={}){super(t),this.initPorts()}get[Symbol.toStringTag](){return NM.toStringTag}preprocess(t,e){const{x:n,y:i,width:r,height:s}=t,o=TM(t,["x","y","width","height"]);if(null!=n||null!=i){const t=o.position;o.position=Object.assign(Object.assign({},t),{x:null!=n?n:t?t.x:0,y:null!=i?i:t?t.y:0})}if(null!=r||null!=s){const t=o.size;o.size=Object.assign(Object.assign({},t),{width:null!=r?r:t?t.width:0,height:null!=s?s:t?t.height:0})}return super.preprocess(o,e)}isNode(){return!0}size(t,e,n){return void 0===t?this.getSize():"number"===typeof t?this.setSize(t,e,n):this.setSize(t,e)}getSize(){const t=this.store.get("size");return t?Object.assign({},t):{width:1,height:1}}setSize(t,e,n){return"object"===typeof t?this.resize(t.width,t.height,e):this.resize(t,e,n),this}resize(t,e,n={}){this.startBatch("resize",n);const i=n.direction;if(i){const r=this.getSize();switch(i){case"left":case"right":e=r.height;break;case"top":case"bottom":t=r.width;break;default:break}const s={right:0,"top-right":0,top:1,"top-left":1,left:2,"bottom-left":2,bottom:3,"bottom-right":3};let o=s[i];const a=ib.normalize(this.getAngle()||0);n.absolute&&(o+=Math.floor((a+45)/90),o%=4);const l=this.getBBox();let c;c=0===o?l.getBottomLeft():1===o?l.getCorner():2===o?l.getTopRight():l.getOrigin();const h=c.clone().rotate(-a,l.getCenter()),u=Math.sqrt(t*t+e*e)/2;let d=o*Math.PI/2;d+=Math.atan(o%2===0?e/t:t/e),d-=ib.toRad(a);const p=ub.fromPolar(u,d,h),g=p.clone().translate(t/-2,e/-2);this.store.set("size",{width:t,height:e},n),this.setPosition(g.x,g.y,n)}else this.store.set("size",{width:t,height:e},n);return this.stopBatch("resize",n),this}scale(t,e,n,i={}){const r=this.getBBox().scale(t,e,null==n?void 0:n);return this.startBatch("scale",i),this.setPosition(r.x,r.y,i),this.resize(r.width,r.height,i),this.stopBatch("scale"),this}position(t,e,n){return"number"===typeof t?this.setPosition(t,e,n):this.getPosition(t)}getPosition(t={}){if(t.relative){const t=this.getParent();if(null!=t&&t.isNode()){const e=this.getPosition(),n=t.getPosition();return{x:e.x-n.x,y:e.y-n.y}}}const e=this.store.get("position");return e?Object.assign({},e):{x:0,y:0}}setPosition(t,e,n={}){let i,r,s;if("object"===typeof t?(i=t.x,r=t.y,s=e||{}):(i=t,r=e,s=n||{}),s.relative){const t=this.getParent();if(null!=t&&t.isNode()){const e=t.getPosition();i+=e.x,r+=e.y}}if(s.deep){const t=this.getPosition();this.translate(i-t.x,r-t.y,s)}else this.store.set("position",{x:i,y:r},s);return this}translate(t=0,e=0,n={}){if(0===t&&0===e)return this;n.translateBy=n.translateBy||this.id;const i=this.getPosition();if(null!=n.restrict&&n.translateBy===this.id){const r=this.getBBox({deep:!0}),s=n.restrict,o=i.x-r.x,a=i.y-r.y,l=Math.max(s.x+o,Math.min(s.x+s.width+o-r.width,i.x+t)),c=Math.max(s.y+a,Math.min(s.y+s.height+a-r.height,i.y+e));t=l-i.x,e=c-i.y}const r={x:i.x+t,y:i.y+e};return n.tx=t,n.ty=e,n.transition?("object"!==typeof n.transition&&(n.transition={}),this.transition("position",r,Object.assign(Object.assign({},n.transition),{interp:Yx.object})),this.eachChild((i=>{var r;const s=null===(r=n.exclude)||void 0===r?void 0:r.includes(i);s||i.translate(t,e,n)}))):(this.startBatch("translate",n),this.store.set("position",r,n),this.eachChild((i=>{var r;const s=null===(r=n.exclude)||void 0===r?void 0:r.includes(i);s||i.translate(t,e,n)})),this.stopBatch("translate",n)),this}angle(t,e){return null==t?this.getAngle():this.rotate(t,e)}getAngle(){return this.store.get("angle",0)}rotate(t,e={}){const n=this.getAngle();if(e.center){const i=this.getSize(),r=this.getPosition(),s=this.getBBox().getCenter();s.rotate(n-t,e.center);const o=s.x-i.width/2-r.x,a=s.y-i.height/2-r.y;this.startBatch("rotate",{angle:t,options:e}),this.setPosition(r.x+o,r.y+a,e),this.rotate(t,Object.assign(Object.assign({},e),{center:null})),this.stopBatch("rotate")}else this.store.set("angle",e.absolute?t:(n+t)%360,e);return this}getBBox(t={}){if(t.deep){const t=this.getDescendants({deep:!0,breadthFirst:!0});return t.push(this),OM.getCellsBBox(t)}return db.fromPositionAndSize(this.getPosition(),this.getSize())}getConnectionPoint(t,e){const n=this.getBBox(),i=n.getCenter(),r=t.getTerminal(e);if(null==r)return i;const s=r.port;if(!s||!this.hasPort(s))return i;const o=this.getPort(s);if(!o||!o.group)return i;const a=this.getPortsPosition(o.group),l=a[s].position,c=ub.create(l).translate(n.getOrigin()),h=this.getAngle();return h&&c.rotate(-h,i),c}fit(t={}){const e=this.getChildren()||[],n=e.filter((t=>t.isNode()));if(0===n.length)return this;this.startBatch("fit-embeds",t),t.deep&&n.forEach((e=>e.fit(t)));let{x:i,y:r,width:s,height:o}=OM.getCellsBBox(n);const a=Vm(t.padding);return i-=a.left,r-=a.top,s+=a.left+a.right,o+=a.bottom+a.top,this.store.set({position:{x:i,y:r},size:{width:s,height:o}},t),this.stopBatch("fit-embeds"),this}get portContainerMarkup(){return this.getPortContainerMarkup()}set portContainerMarkup(t){this.setPortContainerMarkup(t)}getDefaultPortContainerMarkup(){return this.store.get("defaultPortContainerMarkup")||hE.getPortContainerMarkup()}getPortContainerMarkup(){return this.store.get("portContainerMarkup")||this.getDefaultPortContainerMarkup()}setPortContainerMarkup(t,e={}){return this.store.set("portContainerMarkup",hE.clone(t),e),this}get portMarkup(){return this.getPortMarkup()}set portMarkup(t){this.setPortMarkup(t)}getDefaultPortMarkup(){return this.store.get("defaultPortMarkup")||hE.getPortMarkup()}getPortMarkup(){return this.store.get("portMarkup")||this.getDefaultPortMarkup()}setPortMarkup(t,e={}){return this.store.set("portMarkup",hE.clone(t),e),this}get portLabelMarkup(){return this.getPortLabelMarkup()}set portLabelMarkup(t){this.setPortLabelMarkup(t)}getDefaultPortLabelMarkup(){return this.store.get("defaultPortLabelMarkup")||hE.getPortLabelMarkup()}getPortLabelMarkup(){return this.store.get("portLabelMarkup")||this.getDefaultPortLabelMarkup()}setPortLabelMarkup(t,e={}){return this.store.set("portLabelMarkup",hE.clone(t),e),this}get ports(){const t=this.store.get("ports",{items:[]});return null==t.items&&(t.items=[]),t}getPorts(){return ad(this.ports.items)}getPortsByGroup(t){return this.getPorts().filter((e=>e.group===t))}getPort(t){return ad(this.ports.items.find((e=>e.id&&e.id===t)))}getPortAt(t){return this.ports.items[t]||null}hasPorts(){return this.ports.items.length>0}hasPort(t){return-1!==this.getPortIndex(t)}getPortIndex(t){const e="string"===typeof t?t:t.id;return null!=e?this.ports.items.findIndex((t=>t.id===e)):-1}getPortsPosition(t){const e=this.getSize(),n=this.port.getPortsLayoutByGroup(t,new db(0,0,e.width,e.height));return n.reduce(((t,e)=>{const n=e.portLayout;return t[e.portId]={position:Object.assign({},n.position),angle:n.angle||0},t}),{})}getPortProp(t,e){return this.getPropByPath(this.prefixPortPath(t,e))}setPortProp(t,e,n,i){if("string"===typeof e||Array.isArray(e)){const r=this.prefixPortPath(t,e),s=n;return this.setPropByPath(r,s,i)}const r=this.prefixPortPath(t),s=e;return this.setPropByPath(r,s,n)}removePortProp(t,e,n){return"string"===typeof e||Array.isArray(e)?this.removePropByPath(this.prefixPortPath(t,e),n):this.removePropByPath(this.prefixPortPath(t),e)}portProp(t,e,n,i){return null==e?this.getPortProp(t):"string"===typeof e||Array.isArray(e)?2===arguments.length?this.getPortProp(t,e):null==n?this.removePortProp(t,e,i):this.setPortProp(t,e,n,i):this.setPortProp(t,e,n)}prefixPortPath(t,e){const n=this.getPortIndex(t);if(-1===n)throw new Error(`Unable to find port with id: "${t}"`);return null==e||""===e?["ports","items",`${n}`]:Array.isArray(e)?["ports","items",`${n}`,...e]:`ports/items/${n}/${e}`}addPort(t,e){const n=[...this.ports.items];return n.push(t),this.setPropByPath("ports/items",n,e),this}addPorts(t,e){return this.setPropByPath("ports/items",[...this.ports.items,...t],e),this}insertPort(t,e,n){const i=[...this.ports.items];return i.splice(t,0,e),this.setPropByPath("ports/items",i,n),this}removePort(t,e={}){return this.removePortAt(this.getPortIndex(t),e)}removePortAt(t,e={}){if(t>=0){const n=[...this.ports.items];n.splice(t,1),e.rewrite=!0,this.setPropByPath("ports/items",n,e)}return this}removePorts(t,e){let n;if(Array.isArray(t)){if(n=e||{},t.length){n.rewrite=!0;const e=[...this.ports.items],i=e.filter((e=>!t.some((t=>{const n="string"===typeof t?t:t.id;return e.id===n}))));this.setPropByPath("ports/items",i,n)}}else n=t||{},n.rewrite=!0,this.setPropByPath("ports/items",[],n);return this}getParsedPorts(){return this.port.getPorts()}getParsedGroups(){return this.port.groups}getPortsLayoutByGroup(t,e){return this.port.getPortsLayoutByGroup(t,e)}initPorts(){this.updatePortData(),this.on("change:ports",(()=>{this.processRemovedPort(),this.updatePortData()}))}processRemovedPort(){const t=this.ports,e={};t.items.forEach((t=>{t.id&&(e[t.id]=!0)}));const n={},i=this.store.getPrevious("ports")||{items:[]};i.items.forEach((t=>{t.id&&!e[t.id]&&(n[t.id]=!0)}));const r=this.model;if(r&&!fh(n)){const t=r.getConnectedEdges(this,{incoming:!0});t.forEach((t=>{const e=t.getTargetPortId();e&&n[e]&&t.remove()}));const e=r.getConnectedEdges(this,{outgoing:!0});e.forEach((t=>{const e=t.getSourcePortId();e&&n[e]&&t.remove()}))}}validatePorts(){const t={},e=[];return this.ports.items.forEach((n=>{"object"!==typeof n&&e.push(`Invalid port ${n}.`),null==n.id&&(n.id=this.generatePortId()),t[n.id]&&e.push("Duplicitied port id."),t[n.id]=!0})),e}generatePortId(){return Om()}updatePortData(){const t=this.validatePorts();if(t.length>0)throw this.store.set("ports",this.store.getPrevious("ports")),new Error(t.join(" "));const e=this.port?this.port.getPorts():null;this.port=new PM(this.ports);const n=this.port.getPorts(),i=e?n.filter((t=>e.find((e=>e.id===t.id))?null:t)):[...n],r=e?e.filter((t=>n.find((e=>e.id===t.id))?null:t)):[];i.length>0&&this.notify("ports:added",{added:i,cell:this,node:this}),r.length>0&&this.notify("ports:removed",{removed:r,cell:this,node:this})}}NM.defaults={angle:0,position:{x:0,y:0},size:{width:1,height:1}},function(t){function e(e){if(null==e)return!1;if(e instanceof t)return!0;const n=e[Symbol.toStringTag],i=e;return(null==n||n===t.toStringTag)&&"function"===typeof i.isNode&&"function"===typeof i.isEdge&&"function"===typeof i.prop&&"function"===typeof i.attr&&"function"===typeof i.size&&"function"===typeof i.position}t.toStringTag=`X6.${t.name}`,t.isNode=e}(NM||(NM={})),function(t){t.config({propHooks(t){var{ports:e}=t,n=TM(t,["ports"]);return e&&(n.ports=Array.isArray(e)?{items:e}:e),n}})}(NM||(NM={})),function(t){t.registry=Yv.create({type:"node",process(e,n){if(SM.exist(e,!0))throw new Error(`Node with name '${e}' was registered by anthor Edge`);if("function"===typeof n)return n.config({shape:e}),n;let i=t;const{inherit:r}=n,s=TM(n,["inherit"]);if(r)if("string"===typeof r){const t=this.get(r);null==t?this.onNotFound(r,"inherited"):i=t}else i=r;null==s.constructorName&&(s.constructorName=e);const o=i.define.call(i,s);return o.config({shape:e}),o}}),SM.setNodeRegistry(t.registry)}(NM||(NM={})),function(t){let e=0;function n(t){return t?Am(t):(e+=1,`CustomNode${e}`)}function i(e){const{constructorName:i,overwrite:r}=e,s=TM(e,["constructorName","overwrite"]),o=Ed(n(i||s.shape),this);return o.config(s),s.shape&&t.registry.register(s.shape,o,r),o}function r(e){const n=e.shape||"rect",i=t.registry.get(n);return i?new i(e):t.registry.onNotFound(n)}t.define=i,t.create=r}(NM||(NM={}));var jM=function(t,e){var n={};for(var i in t)Object.prototype.hasOwnProperty.call(t,i)&&e.indexOf(i)<0&&(n[i]=t[i]);if(null!=t&&"function"===typeof Object.getOwnPropertySymbols){var r=0;for(i=Object.getOwnPropertySymbols(t);r<i.length;r++)e.indexOf(i[r])<0&&Object.prototype.propertyIsEnumerable.call(t,i[r])&&(n[i[r]]=t[i[r]])}return n};class LM extends NM{get label(){return this.getLabel()}set label(t){this.setLabel(t)}getLabel(){return this.getAttrByPath("text/text")}setLabel(t,e){return null==t?this.removeLabel():this.setAttrByPath("text/text",t,e),this}removeLabel(){return this.removeAttrByPath("text/text"),this}}(function(t){t.bodyAttr={fill:"#ffffff",stroke:"#333333",strokeWidth:2},t.labelAttr={fontSize:14,fill:"#000000",refX:.5,refY:.5,textAnchor:"middle",textVerticalAnchor:"middle",fontFamily:"Arial, helvetica, sans-serif"},t.config({attrs:{text:Object.assign({},t.labelAttr)},propHooks(t){const{label:e}=t,n=jM(t,["label"]);return e&&Md(n,"attrs/text/text",e),n}})})(LM||(LM={}));var FM=function(t,e){var n={};for(var i in t)Object.prototype.hasOwnProperty.call(t,i)&&e.indexOf(i)<0&&(n[i]=t[i]);if(null!=t&&"function"===typeof Object.getOwnPropertySymbols){var r=0;for(i=Object.getOwnPropertySymbols(t);r<i.length;r++)e.indexOf(i[r])<0&&Object.prototype.propertyIsEnumerable.call(t,i[r])&&(n[i[r]]=t[i[r]])}return n};function zM(t,e=!1){return`<g class="rotatable"><g class="scalable"><${t}/></g>${e?"":"<text/>"}</g>`}function RM(t){return`basic.${t}`}function BM(t="xlink:href"){const e=e=>{const{imageUrl:n,imageWidth:i,imageHeight:r}=e,s=FM(e,["imageUrl","imageWidth","imageHeight"]);if(null!=n||null!=i||null!=r){const e=()=>{if(s.attrs){const e=s.attrs.image;null!=n&&(e[t]=n),null!=i&&(e.width=i),null!=r&&(e.height=r),s.attrs.image=e}};s.attrs?(null==s.attrs.image&&(s.attrs.image={}),e()):(s.attrs={image:{}},e())}return s};return e}function IM(t,e,n={}){const i=RM(t),r={constructorName:i,attrs:{".":{fill:"#ffffff",stroke:"none"},[t]:{fill:"#ffffff",stroke:"#000000"}}};n.ignoreMarkup||(r.markup=zM(t,!0===n.noText));const s=n.parent||LM;return s.define(ah(r,e,{shape:i}))}IM("rect",{attrs:{rect:{width:100,height:60}}}),IM("circle",{width:60,height:60,attrs:{circle:{r:30,cx:30,cy:30}}}),IM("ellipse",{width:60,height:40,attrs:{ellipse:{rx:30,ry:20,cx:30,cy:20}}}),IM("polygon",{width:60,height:40,attrs:{text:{refY:null,refDy:16}}}),IM("polyline",{width:60,height:40,attrs:{text:{refY:null,refDy:16}}}),IM("image",{attrs:{text:{refY:null,refDy:16}},propHooks:BM()});var $M=function(t,e){var n={};for(var i in t)Object.prototype.hasOwnProperty.call(t,i)&&e.indexOf(i)<0&&(n[i]=t[i]);if(null!=t&&"function"===typeof Object.getOwnPropertySymbols){var r=0;for(i=Object.getOwnPropertySymbols(t);r<i.length;r++)e.indexOf(i[r])<0&&Object.prototype.propertyIsEnumerable.call(t,i[r])&&(n[i[r]]=t[i[r]])}return n};const VM=IM("path",{width:60,height:60,attrs:{text:{ref:"path",refY:null,refDy:16}},propHooks(t){const{d:e}=t,n=$M(t,["d"]);return null!=e&&Md(n,"attrs/path/d",e),n}});IM("rhombus",{d:"M 30 0 L 60 30 30 60 0 30 z",attrs:{text:{refY:.5,refDy:null}}},{parent:VM,ignoreMarkup:!0}),IM("cylinder",{width:40,height:40,attrs:{path:{fill:"#FFFFFF",stroke:"#cbd2d7",strokeWidth:3,d:["M 0 10 C 10 5, 30 5, 40 10 C 30 15, 10 15, 0 10","L 0 20","C 10 25, 30 25, 40 20","L 40 10"].join(" ")},text:{refY:.7,refDy:null,fill:"#435460"}}},{parent:VM,ignoreMarkup:!0});var _M=function(t,e){var n={};for(var i in t)Object.prototype.hasOwnProperty.call(t,i)&&e.indexOf(i)<0&&(n[i]=t[i]);if(null!=t&&"function"===typeof Object.getOwnPropertySymbols){var r=0;for(i=Object.getOwnPropertySymbols(t);r<i.length;r++)e.indexOf(i[r])<0&&Object.prototype.propertyIsEnumerable.call(t,i[r])&&(n[i[r]]=t[i[r]])}return n};class GM extends OM{constructor(t={}){super(t)}get[Symbol.toStringTag](){return GM.toStringTag}preprocess(t,e){const{source:n,sourceCell:i,sourcePort:r,sourcePoint:s,target:o,targetCell:a,targetPort:l,targetPoint:c}=t,h=_M(t,["source","sourceCell","sourcePort","sourcePoint","target","targetCell","targetPort","targetPoint"]),u=h,d=t=>"string"===typeof t||"number"===typeof t;if(null!=n)if(OM.isCell(n))u.source={cell:n.id};else if(d(n))u.source={cell:n};else if(ub.isPoint(n))u.source=n.toJSON();else if(Array.isArray(n))u.source={x:n[0],y:n[1]};else{const t=n.cell;OM.isCell(t)?u.source=Object.assign(Object.assign({},n),{cell:t.id}):u.source=n}if(null!=i||null!=r){let t=u.source;if(null!=i){const e=d(i)?i:i.id;t?t.cell=e:t=u.source={cell:e}}null!=r&&t&&(t.port=r)}else null!=s&&(u.source=ub.create(s).toJSON());if(null!=o)if(OM.isCell(o))u.target={cell:o.id};else if(d(o))u.target={cell:o};else if(ub.isPoint(o))u.target=o.toJSON();else if(Array.isArray(o))u.target={x:o[0],y:o[1]};else{const t=o.cell;OM.isCell(t)?u.target=Object.assign(Object.assign({},o),{cell:t.id}):u.target=o}if(null!=a||null!=l){let t=u.target;if(null!=a){const e=d(a)?a:a.id;t?t.cell=e:t=u.target={cell:e}}null!=l&&t&&(t.port=l)}else null!=c&&(u.target=ub.create(c).toJSON());return super.preprocess(u,e)}setup(){super.setup(),this.on("change:labels",(t=>this.onLabelsChanged(t))),this.on("change:vertices",(t=>this.onVertexsChanged(t)))}isEdge(){return!0}disconnect(t={}){return this.store.set({source:{x:0,y:0},target:{x:0,y:0}},t),this}get source(){return this.getSource()}set source(t){this.setSource(t)}getSource(){return this.getTerminal("source")}getSourceCellId(){return this.source.cell}getSourcePortId(){return this.source.port}setSource(t,e,n={}){return this.setTerminal("source",t,e,n)}get target(){return this.getTarget()}set target(t){this.setTarget(t)}getTarget(){return this.getTerminal("target")}getTargetCellId(){return this.target.cell}getTargetPortId(){return this.target.port}setTarget(t,e,n={}){return this.setTerminal("target",t,e,n)}getTerminal(t){return Object.assign({},this.store.get(t))}setTerminal(t,e,n,i={}){if(OM.isCell(e))return this.store.set(t,ah({},n,{cell:e.id}),i),this;const r=e;return ub.isPoint(e)||null!=r.x&&null!=r.y?(this.store.set(t,ah({},n,{x:r.x,y:r.y}),i),this):(this.store.set(t,ad(e),i),this)}getSourcePoint(){return this.getTerminalPoint("source")}getTargetPoint(){return this.getTerminalPoint("target")}getTerminalPoint(t){const e=this[t];if(ub.isPointLike(e))return ub.create(e);const n=this.getTerminalCell(t);return n?n.getConnectionPoint(this,t):new ub}getSourceCell(){return this.getTerminalCell("source")}getTargetCell(){return this.getTerminalCell("target")}getTerminalCell(t){if(this.model){const e="source"===t?this.getSourceCellId():this.getTargetCellId();if(e)return this.model.getCell(e)}return null}getSourceNode(){return this.getTerminalNode("source")}getTargetNode(){return this.getTerminalNode("target")}getTerminalNode(t){let e=this;const n={};while(e&&e.isEdge()){if(n[e.id])return null;n[e.id]=!0,e=e.getTerminalCell(t)}return e&&e.isNode()?e:null}get router(){return this.getRouter()}set router(t){null==t?this.removeRouter():this.setRouter(t)}getRouter(){return this.store.get("router")}setRouter(t,e,n){return"object"===typeof t?this.store.set("router",t,e):this.store.set("router",{name:t,args:e},n),this}removeRouter(t={}){return this.store.remove("router",t),this}get connector(){return this.getConnector()}set connector(t){null==t?this.removeConnector():this.setConnector(t)}getConnector(){return this.store.get("connector")}setConnector(t,e,n){return"object"===typeof t?this.store.set("connector",t,e):this.store.set("connector",{name:t,args:e},n),this}removeConnector(t={}){return this.store.remove("connector",t)}get strategy(){return this.getStrategy()}set strategy(t){null==t?this.removeStrategy():this.setStrategy(t)}getStrategy(){return this.store.get("strategy")}setStrategy(t,e,n){return"object"===typeof t?this.store.set("strategy",t,e):this.store.set("strategy",{name:t,args:e},n),this}removeStrategy(t={}){return this.store.remove("strategy",t)}getDefaultLabel(){const t=this.constructor,e=this.store.get("defaultLabel")||t.defaultLabel||{};return ad(e)}get labels(){return this.getLabels()}set labels(t){this.setLabels(t)}getLabels(){return[...this.store.get("labels",[])].map((t=>this.parseLabel(t)))}setLabels(t,e={}){return this.store.set("labels",Array.isArray(t)?t:[t],e),this}insertLabel(t,e,n={}){const i=this.getLabels(),r=i.length;let s=null!=e&&Number.isFinite(e)?e:r;return s<0&&(s=r+s+1),i.splice(s,0,this.parseLabel(t)),this.setLabels(i,n)}appendLabel(t,e={}){return this.insertLabel(t,-1,e)}getLabelAt(t){const e=this.getLabels();return null!=t&&Number.isFinite(t)?this.parseLabel(e[t]):null}setLabelAt(t,e,n={}){if(null!=t&&Number.isFinite(t)){const i=this.getLabels();i[t]=this.parseLabel(e),this.setLabels(i,n)}return this}removeLabelAt(t,e={}){const n=this.getLabels(),i=null!=t&&Number.isFinite(t)?t:-1,r=n.splice(i,1);return this.setLabels(n,e),r.length?r[0]:null}parseLabel(t){if("string"===typeof t){const e=this.constructor;return e.parseStringLabel(t)}return t}onLabelsChanged({previous:t,current:e}){const n=t&&e?e.filter((e=>t.find((t=>e===t||ch(e,t)))?null:e)):e?[...e]:[],i=t&&e?t.filter((t=>e.find((e=>t===e||ch(t,e)))?null:t)):t?[...t]:[];n.length>0&&this.notify("labels:added",{added:n,cell:this,edge:this}),i.length>0&&this.notify("labels:removed",{removed:i,cell:this,edge:this})}get vertexMarkup(){return this.getVertexMarkup()}set vertexMarkup(t){this.setVertexMarkup(t)}getDefaultVertexMarkup(){return this.store.get("defaultVertexMarkup")||hE.getEdgeVertexMarkup()}getVertexMarkup(){return this.store.get("vertexMarkup")||this.getDefaultVertexMarkup()}setVertexMarkup(t,e={}){return this.store.set("vertexMarkup",hE.clone(t),e),this}get vertices(){return this.getVertices()}set vertices(t){this.setVertices(t)}getVertices(){return[...this.store.get("vertices",[])]}setVertices(t,e={}){const n=Array.isArray(t)?t:[t];return this.store.set("vertices",n.map((t=>ub.toJSON(t))),e),this}insertVertex(t,e,n={}){const i=this.getVertices(),r=i.length;let s=null!=e&&Number.isFinite(e)?e:r;return s<0&&(s=r+s+1),i.splice(s,0,ub.toJSON(t)),this.setVertices(i,n)}appendVertex(t,e={}){return this.insertVertex(t,-1,e)}getVertexAt(t){if(null!=t&&Number.isFinite(t)){const e=this.getVertices();return e[t]}return null}setVertexAt(t,e,n={}){if(null!=t&&Number.isFinite(t)){const i=this.getVertices();i[t]=e,this.setVertices(i,n)}return this}removeVertexAt(t,e={}){const n=this.getVertices(),i=null!=t&&Number.isFinite(t)?t:-1;return n.splice(i,1),this.setVertices(n,e)}onVertexsChanged({previous:t,current:e}){const n=t&&e?e.filter((e=>t.find((t=>ub.equals(e,t)))?null:e)):e?[...e]:[],i=t&&e?t.filter((t=>e.find((e=>ub.equals(t,e)))?null:t)):t?[...t]:[];n.length>0&&this.notify("vertexs:added",{added:n,cell:this,edge:this}),i.length>0&&this.notify("vertexs:removed",{removed:i,cell:this,edge:this})}getDefaultMarkup(){return this.store.get("defaultMarkup")||hE.getEdgeMarkup()}getMarkup(){return super.getMarkup()||this.getDefaultMarkup()}get toolMarkup(){return this.getToolMarkup()}set toolMarkup(t){this.setToolMarkup(t)}getDefaultToolMarkup(){return this.store.get("defaultToolMarkup")||hE.getEdgeToolMarkup()}getToolMarkup(){return this.store.get("toolMarkup")||this.getDefaultToolMarkup()}setToolMarkup(t,e={}){return this.store.set("toolMarkup",t,e),this}get doubleToolMarkup(){return this.getDoubleToolMarkup()}set doubleToolMarkup(t){this.setDoubleToolMarkup(t)}getDefaultDoubleToolMarkup(){return this.store.get("defaultDoubleToolMarkup")}getDoubleToolMarkup(){return this.store.get("doubleToolMarkup")||this.getDefaultDoubleToolMarkup()}setDoubleToolMarkup(t,e={}){return this.store.set("doubleToolMarkup",t,e),this}get arrowheadMarkup(){return this.getArrowheadMarkup()}set arrowheadMarkup(t){this.setArrowheadMarkup(t)}getDefaultArrowheadMarkup(){return this.store.get("defaultArrowheadMarkup")||hE.getEdgeArrowheadMarkup()}getArrowheadMarkup(){return this.store.get("arrowheadMarkup")||this.getDefaultArrowheadMarkup()}setArrowheadMarkup(t,e={}){return this.store.set("arrowheadMarkup",t,e),this}translate(t,e,n={}){return n.translateBy=n.translateBy||this.id,n.tx=t,n.ty=e,this.applyToPoints((n=>({x:(n.x||0)+t,y:(n.y||0)+e})),n)}scale(t,e,n,i={}){return this.applyToPoints((i=>ub.create(i).scale(t,e,n).toJSON()),i)}applyToPoints(t,e={}){const n={},i=this.getSource(),r=this.getTarget();ub.isPointLike(i)&&(n.source=t(i)),ub.isPointLike(r)&&(n.target=t(r));const s=this.getVertices();return s.length>0&&(n.vertices=s.map(t)),this.store.set(n,e),this}getBBox(){return this.getPolyline().bbox()}getConnectionPoint(){return this.getPolyline().pointAt(.5)}getPolyline(){const t=[this.getSourcePoint(),...this.getVertices().map((t=>ub.create(t))),this.getTargetPoint()];return new fb(t)}updateParent(t){let e=null;const n=this.getSourceCell(),i=this.getTargetCell(),r=this.getParent();return n&&i&&(e=n===i||n.isDescendantOf(i)?i:i.isDescendantOf(n)?n:OM.getCommonAncestor(n,i)),!r||e&&e.id===r.id||r.unembed(this,t),e&&e.embed(this,t),e}hasLoop(t={}){const e=this.getSource(),n=this.getTarget(),i=e.cell,r=n.cell;if(!i||!r)return!1;let s=i===r;if(!s&&t.deep&&this._model){const e=this.getSourceCell(),n=this.getTargetCell();e&&n&&(s=e.isAncestorOf(n,t)||n.isAncestorOf(e,t))}return s}getFragmentAncestor(){const t=[this,this.getSourceNode(),this.getTargetNode()].filter((t=>null!=t));return this.getCommonAncestor(...t)}isFragmentDescendantOf(t){const e=this.getFragmentAncestor();return!!e&&(e.id===t.id||e.isDescendantOf(t))}}GM.defaults={},function(t){function e(t,e){const n=t,i=e;return n.cell===i.cell&&(n.port===i.port||null==n.port&&null==i.port)}t.equalTerminals=e}(GM||(GM={})),function(t){function e(t){return{attrs:{label:{text:t}}}}t.defaultLabel={markup:[{tagName:"rect",selector:"body"},{tagName:"text",selector:"label"}],attrs:{text:{fill:"#000",fontSize:14,textAnchor:"middle",textVerticalAnchor:"middle",pointerEvents:"none"},rect:{ref:"label",fill:"#fff",rx:3,ry:3,refWidth:1,refHeight:1,refX:0,refY:0}},position:{distance:.5}},t.parseStringLabel=e}(GM||(GM={})),function(t){function e(e){if(null==e)return!1;if(e instanceof t)return!0;const n=e[Symbol.toStringTag],i=e;return(null==n||n===t.toStringTag)&&"function"===typeof i.isNode&&"function"===typeof i.isEdge&&"function"===typeof i.prop&&"function"===typeof i.attr&&"function"===typeof i.disconnect&&"function"===typeof i.getSource&&"function"===typeof i.getTarget}t.toStringTag=`X6.${t.name}`,t.isEdge=e}(GM||(GM={})),function(t){t.registry=Yv.create({type:"edge",process(e,n){if(SM.exist(e,!1))throw new Error(`Edge with name '${e}' was registered by anthor Node`);if("function"===typeof n)return n.config({shape:e}),n;let i=t;const{inherit:r="edge"}=n,s=_M(n,["inherit"]);if("string"===typeof r){const t=this.get(r||"edge");null==t&&r?this.onNotFound(r,"inherited"):i=t}else i=r;null==s.constructorName&&(s.constructorName=e);const o=i.define.call(i,s);return o.config({shape:e}),o}}),SM.setEdgeRegistry(t.registry)}(GM||(GM={})),function(t){let e=0;function n(t){return t?Am(t):(e+=1,`CustomEdge${e}`)}function i(e){const{constructorName:i,overwrite:r}=e,s=_M(e,["constructorName","overwrite"]),o=Ed(n(i||s.shape),this);return o.config(s),s.shape&&t.registry.register(s.shape,o,r),o}function r(e){const n=e.shape||"edge",i=t.registry.get(n);return i?new i(e):t.registry.onNotFound(n)}t.define=i,t.create=r}(GM||(GM={})),function(t){const e="basic.edge";t.config({shape:e,propHooks(e){const{label:n,vertices:i}=e,r=_M(e,["label","vertices"]);if(n){null==r.labels&&(r.labels=[]);const e="string"===typeof n?t.parseStringLabel(n):n;r.labels.push(e)}return i&&Array.isArray(i)&&(r.vertices=i.map((t=>ub.create(t).toJSON()))),r}}),t.registry.register(e,t)}(GM||(GM={}));var HM=function(t,e){var n={};for(var i in t)Object.prototype.hasOwnProperty.call(t,i)&&e.indexOf(i)<0&&(n[i]=t[i]);if(null!=t&&"function"===typeof Object.getOwnPropertySymbols){var r=0;for(i=Object.getOwnPropertySymbols(t);r<i.length;r++)e.indexOf(i[r])<0&&Object.prototype.propertyIsEnumerable.call(t,i[r])&&(n[i[r]]=t[i[r]])}return n};class UM extends fE{constructor(){super(...arguments),this.POINT_ROUNDING=2,this.markerCache={}}get[Symbol.toStringTag](){return UM.toStringTag}getContainerClassName(){return[super.getContainerClassName(),this.prefixClassName("edge")].join(" ")}get sourceBBox(){const t=this.sourceView;if(!t){const t=this.cell.getSource();return new db(t.x,t.y)}const e=this.sourceMagnet;return t.isEdgeElement(e)?new db(this.sourceAnchor.x,this.sourceAnchor.y):t.getBBoxOfElement(e||t.container)}get targetBBox(){const t=this.targetView;if(!t){const t=this.cell.getTarget();return new db(t.x,t.y)}const e=this.targetMagnet;return t.isEdgeElement(e)?new db(this.targetAnchor.x,this.targetAnchor.y):t.getBBoxOfElement(e||t.container)}isEdgeView(){return!0}confirmUpdate(t,e={}){let n=t;if(this.hasAction(n,"source")){if(!this.updateTerminalProperties("source"))return n;n=this.removeAction(n,"source")}if(this.hasAction(n,"target")){if(!this.updateTerminalProperties("target"))return n;n=this.removeAction(n,"target")}const i=this.graph,r=this.sourceView,s=this.targetView;return i&&(r&&!i.renderer.isViewMounted(r)||s&&!i.renderer.isViewMounted(s))?n:this.hasAction(n,"render")?(this.render(),n=this.removeAction(n,["render","update","vertices","labels","tools","widget"]),n):(n=this.handleAction(n,"vertices",(()=>this.renderVertexMarkers())),n=this.handleAction(n,"update",(()=>this.update(null,e))),n=this.handleAction(n,"labels",(()=>this.onLabelsChange(e))),n=this.handleAction(n,"tools",(()=>{this.renderTools(),this.updateToolsPosition()})),n=this.handleAction(n,"widget",(()=>this.renderExternalTools())),n)}onLabelsChange(t={}){this.shouldRerenderLabels(t)?this.renderLabels():this.updateLabels(),this.updateLabelPositions()}shouldRerenderLabels(t={}){const e=this.cell.previous("labels");if(null==e)return!0;if("propertyPathArray"in t&&"propertyValue"in t){const n=t.propertyPathArray||[],i=n.length;if(i>1){const r=n[1];if(e[r]){if(2===i)return"object"===typeof t.propertyValue&&ql(t.propertyValue,"markup");if("markup"!==n[2])return!1}}}return!0}render(){return this.empty(),this.containers={},this.renderMarkup(),this.renderLabels(),this.update(),this}renderMarkup(){const t=this.cell.markup;if(t)return"string"===typeof t?this.renderStringMarkup(t):this.renderJSONMarkup(t);throw new TypeError("Invalid edge markup.")}renderJSONMarkup(t){const e=this.parseJSONMarkup(t,this.container);this.selectors=e.selectors,this.container.append(e.fragment)}renderStringMarkup(t){const e=this.containers,n=Rb.createVectors(t);n.forEach((t=>{const n=t.attr("class");n&&(e[bm(n)]=t.node)})),this.renderTools(),this.renderVertexMarkers(),this.renderArrowheadMarkers(),jy(this.container,n.map((t=>t.node)))}renderLabels(){const t=this.cell,e=t.getLabels(),n=e.length;let i=this.containers.labels;if(this.labelCache={},this.labelSelectors={},n<=0)return i&&i.parentNode&&i.parentNode.removeChild(i),this;i?this.empty(i):(i=xy("g"),this.addClass(this.prefixClassName("edge-labels"),i),this.containers.labels=i);for(let r=0,s=e.length;r<s;r+=1){const n=e[r],s=this.normalizeLabelMarkup(this.parseLabelMarkup(n.markup));let o,a;if(s)o=s.node,a=s.selectors;else{const e=t.getDefaultLabel(),n=this.normalizeLabelMarkup(this.parseLabelMarkup(e.markup));o=n.node,a=n.selectors}o.setAttribute("data-index",`${r}`),i.appendChild(o);const l=this.rootSelector;if(a[l])throw new Error("Ambiguous label root selector.");a[l]=o,this.labelCache[r]=o,this.labelSelectors[r]=a}return null==i.parentNode&&this.container.appendChild(i),this.updateLabels(),this.customizeLabels(),this}parseLabelMarkup(t){return t?"string"===typeof t?this.parseLabelStringMarkup(t):this.parseJSONMarkup(t):null}parseLabelStringMarkup(t){const e=Rb.createVectors(t),n=document.createDocumentFragment();for(let i=0,r=e.length;i<r;i+=1){const t=e[i].node;n.appendChild(t)}return{fragment:n,selectors:{}}}normalizeLabelMarkup(t){if(null==t)return;const e=t.fragment;if(!(e instanceof DocumentFragment)||!e.hasChildNodes())throw new Error("Invalid label markup.");let n;const i=e.childNodes;return n=i.length>1||"G"!==i[0].nodeName.toUpperCase()?Rb.create("g").append(e):Rb.create(i[0]),n.addClass(this.prefixClassName("edge-label")),{node:n.node,selectors:t.selectors}}updateLabels(){if(this.containers.labels){const t=this.cell,e=t.labels,n=this.can("edgeLabelMovable"),i=t.getDefaultLabel();for(let r=0,s=e.length;r<s;r+=1){const t=this.labelCache[r],s=this.labelSelectors[r];t.setAttribute("cursor",n?"move":"default");const o=e[r],a=ah({},i.attrs,o.attrs);this.updateAttrs(t,a,{selectors:s,rootBBox:o.size?db.fromSize(o.size):void 0})}}}mergeLabelAttrs(t,e,n){if(null===e)return null;if(void 0===e){if(null===n)return null;if(void 0===n)return;return t?n:ah({},n)}return t?ah({},n,e):void 0}customizeLabels(){if(this.containers.labels){const t=this.cell,e=t.labels;for(let n=0,i=e.length;n<i;n+=1){const i=e[n],r=this.labelCache[n],s=this.labelSelectors[n];this.graph.hook.onEdgeLabelRendered({edge:t,label:i,container:r,selectors:s})}}}renderTools(){const t=this.containers.tools;if(null==t)return this;const e=this.cell.toolMarkup,n=this.$(t).empty();if(hE.isStringMarkup(e)){let t=Hg(e);const i=Rb.create(t());if(n.append(i.node),this.toolCache=i.node,this.options.doubleTools){let e;const r=this.cell.doubleToolMarkup;hE.isStringMarkup(r)?(t=Hg(r),e=Rb.create(t())):e=i.clone(),n.append(e.node),this.tool2Cache=e.node}}return this}renderExternalTools(){const t=this.cell.getTools();return this.addTools(t),this}renderVertexMarkers(){const t=this.containers.vertices;if(null==t)return this;const e=this.cell.vertexMarkup,n=this.$(t).empty();if(hE.isStringMarkup(e)){const t=Hg(e);this.cell.getVertices().forEach(((e,i)=>{n.append(Rb.create(t(Object.assign({index:i},e))).node)}))}return this}renderArrowheadMarkers(){const t=this.containers.arrowheads;if(null==t)return this;const e=this.cell.arrowheadMarkup,n=this.$(t).empty();if(hE.isStringMarkup(e)){const t=Hg(e),i=Rb.create(t({end:"source"})).node,r=Rb.create(t({end:"target"})).node;this.containers.sourceArrowhead=i,this.containers.targetArrowhead=r,n.append(i,r)}return this}update(t,e={}){this.cleanCache(),this.updateConnection(e);const n=this.cell.getAttrs();return null!=n&&this.updateAttrs(this.container,n,{attrs:t===n?null:t,selectors:this.selectors}),this.updateConnectionPath(),this.updateLabelPositions(),this.updateToolsPosition(),this.updateArrowheadMarkers(),null==e.toolId?this.renderExternalTools():this.updateTools(e),this}removeRedundantLinearVertices(t={}){const e=this.cell,n=e.getVertices(),i=[this.sourceAnchor,...n,this.targetAnchor],r=i.length,s=new fb(i);s.simplify({threshold:.01});const o=s.points.map((t=>t.toJSON())),a=o.length;return r===a?0:(e.setVertices(o.slice(1,a-1),t),r-a)}updateConnectionPath(){const t=this.containers;if(t.connection){const e=this.getConnectionPathData();t.connection.setAttribute("d",e)}if(t.connectionWrap){const e=this.getConnectionPathData();t.connectionWrap.setAttribute("d",e)}t.sourceMarker&&t.targetMarker&&this.translateAndAutoOrientArrows(t.sourceMarker,t.targetMarker)}getTerminalView(t){switch(t){case"source":return this.sourceView||null;case"target":return this.targetView||null;default:throw new Error(`Unknown terminal type '${t}'`)}}getTerminalAnchor(t){switch(t){case"source":return ub.create(this.sourceAnchor);case"target":return ub.create(this.targetAnchor);default:throw new Error(`Unknown terminal type '${t}'`)}}getTerminalConnectionPoint(t){switch(t){case"source":return ub.create(this.sourcePoint);case"target":return ub.create(this.targetPoint);default:throw new Error(`Unknown terminal type '${t}'`)}}getTerminalMagnet(t,e={}){switch(t){case"source":{if(e.raw)return this.sourceMagnet;const t=this.sourceView;return t?this.sourceMagnet||t.container:null}case"target":{if(e.raw)return this.targetMagnet;const t=this.targetView;return t?this.targetMagnet||t.container:null}default:throw new Error(`Unknown terminal type '${t}'`)}}updateConnection(t={}){const e=this.cell;if(t.translateBy&&e.isFragmentDescendantOf(t.translateBy)){const e=t.tx||0,n=t.ty||0;this.routePoints=new fb(this.routePoints).translate(e,n).points,this.translateConnectionPoints(e,n),this.path.translate(e,n)}else{const t=e.getVertices(),n=this.findAnchors(t);this.sourceAnchor=n.source,this.targetAnchor=n.target,this.routePoints=this.findRoutePoints(t);const i=this.findConnectionPoints(this.routePoints,this.sourceAnchor,this.targetAnchor);this.sourcePoint=i.source,this.targetPoint=i.target;const r=this.findMarkerPoints(this.routePoints,this.sourcePoint,this.targetPoint);this.path=this.findPath(this.routePoints,r.source||this.sourcePoint,r.target||this.targetPoint)}this.cleanCache()}findAnchors(t){const e=this.cell,n=e.source,i=e.target,r=t[0],s=t[t.length-1];return i.priority&&!n.priority?this.findAnchorsOrdered("target",s,"source",r):this.findAnchorsOrdered("source",r,"target",s)}findAnchorsOrdered(t,e,n,i){let r,s;const o=this.cell,a=o[t],l=o[n],c=this.getTerminalView(t),h=this.getTerminalView(n),u=this.getTerminalMagnet(t),d=this.getTerminalMagnet(n);if(c){let n;n=e?ub.create(e):h?d:ub.create(l),r=this.getAnchor(a.anchor,c,u,n,t)}else r=ub.create(a);if(h){const t=ub.create(i||r);s=this.getAnchor(l.anchor,h,d,t,n)}else s=ub.isPointLike(l)?ub.create(l):new ub;return{[t]:r,[n]:s}}getAnchor(t,e,n,i,r){const s=e.isEdgeElement(n),o=this.graph.options.connecting;let a,l="string"===typeof t?{name:t}:t;if(!l){const t=s?("source"===r?o.sourceEdgeAnchor:o.targetEdgeAnchor)||o.edgeAnchor:("source"===r?o.sourceAnchor:o.targetAnchor)||o.anchor;l="string"===typeof t?{name:t}:t}if(!l)throw new Error("Anchor should be specified.");const c=l.name;if(s){const t=sk.registry.get(c);if("function"!==typeof t)return sk.registry.onNotFound(c);a=ey(t,this,e,n,i,l.args||{},r)}else{const t=KE.registry.get(c);if("function"!==typeof t)return KE.registry.onNotFound(c);a=ey(t,this,e,n,i,l.args||{},r)}return a?a.round(this.POINT_ROUNDING):new ub}findRoutePoints(t=[]){const e=this.graph.options.connecting.router||rM.presets.normal,n=this.cell.getRouter()||e;let i;if("function"===typeof n)i=ey(n,this,t,{},this);else{const e="string"===typeof n?n:n.name,r="string"===typeof n?{}:n.args||{},s=e?rM.registry.get(e):rM.presets.normal;if("function"!==typeof s)return rM.registry.onNotFound(e);i=ey(s,this,t,r,this)}return null==i?t.map((t=>ub.create(t))):i.map((t=>ub.create(t)))}findConnectionPoints(t,e,n){const i=this.cell,r=this.graph.options.connecting,s=i.getSource(),o=i.getTarget(),a=this.sourceView,l=this.targetView,c=t[0],h=t[t.length-1];let u,d;if(a&&!a.isEdgeElement(this.sourceMagnet)){const t=this.sourceMagnet||a.container,i=c||n,o=new pb(i,e),l=s.connectionPoint||r.sourceConnectionPoint||r.connectionPoint;u=this.getConnectionPoint(l,a,t,o,"source")}else u=e;if(l&&!l.isEdgeElement(this.targetMagnet)){const t=this.targetMagnet||l.container,i=o.connectionPoint||r.targetConnectionPoint||r.connectionPoint,s=h||e,a=new pb(s,n);d=this.getConnectionPoint(i,l,t,a,"target")}else d=n;return{source:u,target:d}}getConnectionPoint(t,e,n,i,r){const s=i.end;if(null==t)return s;const o="string"===typeof t?t:t.name,a="string"===typeof t?{}:t.args,l=gk.registry.get(o);if("function"!==typeof l)return gk.registry.onNotFound(o);const c=ey(l,this,i,e,n,a||{},r);return c?c.round(this.POINT_ROUNDING):s}updateMarkerAttr(t){const e=this.cell.getAttrs(),n=`.${t}-marker`,i=e&&e[n];i&&this.updateAttrs(this.container,{},{attrs:{[n]:i},selectors:this.selectors})}findMarkerPoints(t,e,n){const i=t=>{const e=this.cell.getAttrs(),n=Object.keys(e);for(let i=0,r=n.length;i<r;i+=1){const r=e[n[i]];if(r[`${t}Marker`]||r[`${t}-marker`]){const t=r.strokeWidth||r["stroke-width"];if(t)return parseFloat(t);break}}return null},r=t[0],s=t[t.length-1],o=this.containers.sourceMarker,a=this.containers.targetMarker,l=this.markerCache;let c,h;if(o){if(this.updateMarkerAttr("source"),l.sourceBBox=l.sourceBBox||Av(o),l.sourceBBox.width>0){const t=$v(o);c=e.clone().move(r||n,l.sourceBBox.width*t.sx*-1)}}else{const t=i("source");t&&(c=e.clone().move(r||n,-t))}if(a){if(this.updateMarkerAttr("target"),l.targetBBox=l.targetBBox||Av(a),l.targetBBox.width>0){const t=$v(a);h=n.clone().move(s||e,l.targetBBox.width*t.sx*-1)}}else{const t=i("target");t&&(h=n.clone().move(s||e,-t))}return l.sourcePoint=c||e.clone(),l.targetPoint=h||n.clone(),{source:c,target:h}}findPath(t,e,n){const i=this.cell.getConnector()||this.graph.options.connecting.connector;let r,s,o;if("string"===typeof i?r=i:(r=i.name,s=i.args),r){const t=xM.registry.get(r);if("function"!==typeof t)return xM.registry.onNotFound(r);o=t}else o=xM.presets.normal;const a=ey(o,this,e,n,t,Object.assign(Object.assign({},s),{raw:!0}),this);return"string"===typeof a?zb.parse(a):a}translateConnectionPoints(t,e){const n=this.markerCache;n.sourcePoint&&n.sourcePoint.translate(t,e),n.targetPoint&&n.targetPoint.translate(t,e),this.sourcePoint.translate(t,e),this.targetPoint.translate(t,e),this.sourceAnchor.translate(t,e),this.targetAnchor.translate(t,e)}updateLabelPositions(){if(null==this.containers.labels)return this;const t=this.path;if(!t)return this;const e=this.cell,n=e.getLabels();if(0===n.length)return this;const i=e.getDefaultLabel(),r=this.normalizeLabelPosition(i.position);for(let s=0,o=n.length;s<o;s+=1){const t=n[s],e=this.normalizeLabelPosition(t.position),i=ah({},r,e),o=this.getLabelTransformationMatrix(i);this.labelCache[s].setAttribute("transform",fv(o))}return this}updateToolsPosition(){if(null==this.containers.tools)return this;let t="",e=this.options.toolsOffset;const n=this.getConnectionLength();if(null!=n){n<this.options.shortLength&&(t="scale(.5)",e/=2);let i=this.getPointAtLength(e);if(null!=i&&_y(this.toolCache,"transform",`translate(${i.x},${i.y}) ${t}`),this.options.doubleTools&&n>=this.options.longLength){const r=this.options.doubleToolsOffset||e;i=this.getPointAtLength(n-r),null!=i&&_y(this.tool2Cache,"transform",`translate(${i.x},${i.y}) ${t}`),_y(this.tool2Cache,"visibility","visible")}else this.options.doubleTools&&_y(this.tool2Cache,"visibility","hidden")}return this}updateArrowheadMarkers(){const t=this.containers.arrowheads;if(null==t)return this;if("none"===t.style.display)return this;const e=this.containers.sourceArrowhead,n=this.containers.targetArrowhead;if(e&&n){const t=this.getConnectionLength()||0,i=t<this.options.shortLength?.5:1;$v(e,i),$v(n,i),this.translateAndAutoOrientArrows(e,n)}return this}updateTerminalProperties(t){const e=this.cell,n=this.graph,i=e[t],r=i&&i.cell,s=`${t}View`;if(!r)return this[s]=null,this.updateTerminalMagnet(t),!0;const o=n.getCellById(r);if(!o)throw new Error(`Edge's ${t} node with id "${r}" not exists`);const a=o.findView(n);return!!a&&(this[s]=a,this.updateTerminalMagnet(t),!0)}updateTerminalMagnet(t){const e=`${t}Magnet`,n=this.getTerminalView(t);if(n){let i=n.getMagnetFromEdgeTerminal(this.cell[t]);i===n.container&&(i=null),this[e]=i}else this[e]=null}translateAndAutoOrientArrows(t,e){const n=this.routePoints;t&&Vv(t,this.sourcePoint,n[0]||this.targetPoint,this.graph.view.stage),e&&Vv(e,this.targetPoint,n[n.length-1]||this.sourcePoint,this.graph.view.stage)}getLabelPositionAngle(t){const e=this.cell.getLabelAt(t);return e&&e.position&&"object"===typeof e.position&&e.position.angle||0}getLabelPositionArgs(t){const e=this.cell.getLabelAt(t);if(e&&e.position&&"object"===typeof e.position)return e.position.options}getDefaultLabelPositionArgs(){const t=this.cell.getDefaultLabel();if(t&&t.position&&"object"===typeof t.position)return t.position.options}mergeLabelPositionArgs(t,e){return null===t?null:void 0===t?null===e?null:e:ah({},e,t)}addLabel(t,e,n,i){let r,s,o,a=0;"number"!==typeof t?(r=t.x,s=t.y,"number"===typeof e?(a=e,o=n):o=e):(r=t,s=e,"number"===typeof n?(a=n,o=i):o=n);const l=this.getDefaultLabelPositionArgs(),c=o,h=this.mergeLabelPositionArgs(c,l),u={position:this.getLabelPosition(r,s,a,h)},d=-1;return this.cell.insertLabel(u,d,o),d}addVertex(t,e,n){const i="number"!==typeof t,r=i?t.x:t,s=i?t.y:e,o=i?e:n,a={x:r,y:s},l=this.getVertexIndex(r,s);return this.cell.insertVertex(a,l,o),l}sendToken(t,e,n){let i,r,s,o,a="linear";"object"===typeof e?(i=e.duration,r=!0===e.reversed,s=e.selector,!1===e.rotate?o="":!0===e.rotate?o="auto":null!=e.rotate&&(o=`${e.rotate}`),e.timing&&(a=e.timing)):(i=e,r=!1,s=null),i=i||1e3;const l={dur:`${i}ms`,repeatCount:"1",calcMode:a,fill:"freeze"};if(o&&(l.rotate=o),r&&(l.keyPoints="1;0",l.keyTimes="0;1"),"object"===typeof e){const{duration:t,reversed:n,selector:i,rotate:r,timing:s}=e,o=HM(e,["duration","reversed","selector","rotate","timing"]);Object.keys(o).forEach((t=>{l[t]=o[t]}))}let c;if(c="string"===typeof s?this.findOne(s,this.container,this.selectors):this.containers.connection?this.containers.connection:this.container.querySelector("path"),!(c instanceof SVGPathElement))throw new Error("Token animation requires a valid connection path.");const h="string"===typeof t?this.findOne(t):t;if(null==h)throw new Error("Token animation requires a valid token element.");const u=h.parentNode,d=()=>{u||Ty(h)},p=Rb.create(h);u||p.appendTo(this.graph.view.stage);const g=l.complete;l.complete=t=>{d(),n&&n(),g&&g(t)};const f=p.animateAlongPath(l,c);return()=>{d(),f()}}getConnection(){return null!=this.path?this.path.clone():null}getConnectionPathData(){if(null==this.path)return"";const t=this.cache.pathCache;return ql(t,"data")||(t.data=this.path.serialize()),t.data||""}getConnectionSubdivisions(){if(null==this.path)return null;const t=this.cache.pathCache;return ql(t,"segmentSubdivisions")||(t.segmentSubdivisions=this.path.getSegmentSubdivisions()),t.segmentSubdivisions}getConnectionLength(){if(null==this.path)return 0;const t=this.cache.pathCache;return ql(t,"length")||(t.length=this.path.length({segmentSubdivisions:this.getConnectionSubdivisions()})),t.length}getPointAtLength(t){return null==this.path?null:this.path.pointAtLength(t,{segmentSubdivisions:this.getConnectionSubdivisions()})}getPointAtRatio(t){return null==this.path?null:(Bm(t)&&(t=parseFloat(t)/100),this.path.pointAt(t,{segmentSubdivisions:this.getConnectionSubdivisions()}))}getTangentAtLength(t){return null==this.path?null:this.path.tangentAtLength(t,{segmentSubdivisions:this.getConnectionSubdivisions()})}getTangentAtRatio(t){return null==this.path?null:this.path.tangentAt(t,{segmentSubdivisions:this.getConnectionSubdivisions()})}getClosestPoint(t){return null==this.path?null:this.path.closestPoint(t,{segmentSubdivisions:this.getConnectionSubdivisions()})}getClosestPointLength(t){return null==this.path?null:this.path.closestPointLength(t,{segmentSubdivisions:this.getConnectionSubdivisions()})}getClosestPointRatio(t){return null==this.path?null:this.path.closestPointNormalizedLength(t,{segmentSubdivisions:this.getConnectionSubdivisions()})}getLabelPosition(t,e,n,i){const r={distance:0};let s,o=0;"number"===typeof n?(o=n,s=i):s=n,null!=s&&(r.options=s);const a=s&&s.absoluteOffset,l=!(s&&s.absoluteDistance),c=s&&s.absoluteDistance&&s.reverseDistance,h=this.path,u={segmentSubdivisions:this.getConnectionSubdivisions()},d=new ub(t,e),p=h.closestPointT(d,u),g=this.getConnectionLength()||0;let f,m,y=h.lengthAtT(p,u);if(l&&(y=g>0?y/g:0),c&&(y=-1*(g-y)||1),r.distance=y,a||(f=h.tangentAtT(p)),f)m=f.pointOffset(d);else{const t=h.pointAtT(p),e=d.diff(t);m={x:e.x,y:e.y}}return r.offset=m,r.angle=o,r}normalizeLabelPosition(t){return"number"===typeof t?{distance:t}:t}getLabelTransformationMatrix(t){const e=this.normalizeLabelPosition(t),n=e.options||{},i=e.angle||0,r=e.distance,s=r>0&&r<=1;let o=0;const a={x:0,y:0},l=e.offset;l&&("number"===typeof l?o=l:(null!=l.x&&(a.x=l.x),null!=l.y&&(a.y=l.y)));const c=0!==a.x||0!==a.y||0===o,h=n.keepGradient,u=n.ensureLegibility,d=this.path,p={segmentSubdivisions:this.getConnectionSubdivisions()},g=s?r*this.getConnectionLength():r,f=d.tangentAtLength(g,p);let m,y=i;if(f){if(c)m=f.start,m.translate(a);else{const t=f.clone();t.rotate(-90,f.start),t.setLength(o),m=t.end}h&&(y=f.angle()+i,u&&(y=ib.normalize((y+90)%180-90)))}else m=d.start,c&&m.translate(a);return dv().translate(m.x,m.y).rotate(y)}getLabelCoordinates(t){const e=this.getLabelTransformationMatrix(t);return new ub(e.e,e.f)}getVertexIndex(t,e){const n=this.cell,i=n.getVertices(),r=this.getClosestPointLength(new ub(t,e));let s=0;if(null!=r)for(const o=i.length;s<o;s+=1){const t=i[s],e=this.getClosestPointLength(t);if(null!=e&&r<e)break}return s}getEventArgs(t,e,n){const i=this,r=i.cell,s=r;return null==e||null==n?{e:t,view:i,edge:r,cell:s}:{e:t,x:e,y:n,view:i,edge:r,cell:s}}notifyUnhandledMouseDown(t,e,n){this.notify("edge:unhandled:mousedown",{e:t,x:e,y:n,view:this,cell:this.cell,edge:this.cell})}notifyMouseDown(t,e,n){super.onMouseDown(t,e,n),this.notify("edge:mousedown",this.getEventArgs(t,e,n))}notifyMouseMove(t,e,n){super.onMouseMove(t,e,n),this.notify("edge:mousemove",this.getEventArgs(t,e,n))}notifyMouseUp(t,e,n){super.onMouseUp(t,e,n),this.notify("edge:mouseup",this.getEventArgs(t,e,n))}onClick(t,e,n){super.onClick(t,e,n),this.notify("edge:click",this.getEventArgs(t,e,n))}onDblClick(t,e,n){super.onDblClick(t,e,n),this.notify("edge:dblclick",this.getEventArgs(t,e,n))}onContextMenu(t,e,n){super.onContextMenu(t,e,n),this.notify("edge:contextmenu",this.getEventArgs(t,e,n))}onMouseDown(t,e,n){this.notifyMouseDown(t,e,n);const i=t.target.getAttribute("class");switch(i){case"vertex":return void this.startVertexDragging(t,e,n);case"vertex-remove":case"vertex-remove-area":return void this.handleVertexRemoving(t,e,n);case"connection":case"connection-wrap":return void this.handleVertexAdding(t,e,n);case"arrowhead":return void this.startArrowheadDragging(t,e,n);case"source-marker":case"target-marker":return void this.notifyUnhandledMouseDown(t,e,n);default:break}this.startEdgeDragging(t,e,n)}onMouseMove(t,e,n){const i=this.getEventData(t);switch(i.action){case"drag-vertex":this.dragVertex(t,e,n);break;case"drag-label":this.dragLabel(t,e,n);break;case"drag-arrowhead":this.dragArrowhead(t,e,n);break;case"drag-edge":this.dragEdge(t,e,n);break;default:break}return this.notifyMouseMove(t,e,n),i}onMouseUp(t,e,n){const i=this.getEventData(t);switch(i.action){case"drag-vertex":this.stopVertexDragging(t,e,n);break;case"drag-label":this.stopLabelDragging(t,e,n);break;case"drag-arrowhead":this.stopArrowheadDragging(t,e,n);break;case"drag-edge":this.stopEdgeDragging(t,e,n);break;default:break}return this.notifyMouseUp(t,e,n),this.checkMouseleave(t),i}onMouseOver(t){super.onMouseOver(t),this.notify("edge:mouseover",this.getEventArgs(t))}onMouseOut(t){super.onMouseOut(t),this.notify("edge:mouseout",this.getEventArgs(t))}onMouseEnter(t){super.onMouseEnter(t),this.notify("edge:mouseenter",this.getEventArgs(t))}onMouseLeave(t){super.onMouseLeave(t),this.notify("edge:mouseleave",this.getEventArgs(t))}onMouseWheel(t,e,n,i){super.onMouseWheel(t,e,n,i),this.notify("edge:mousewheel",Object.assign({delta:i},this.getEventArgs(t,e,n)))}onCustomEvent(t,e,n,i){const r=Oy(t.target,"edge-tool",this.container);if(r){if(t.stopPropagation(),this.can("useEdgeTools")){if("edge:remove"===e)return void this.cell.remove({ui:!0});this.notify("edge:customevent",Object.assign({name:e},this.getEventArgs(t,n,i)))}this.notifyMouseDown(t,n,i)}else this.notify("edge:customevent",Object.assign({name:e},this.getEventArgs(t,n,i))),super.onCustomEvent(t,e,n,i)}onLabelMouseDown(t,e,n){this.notifyMouseDown(t,e,n),this.startLabelDragging(t,e,n);const i=this.getEventData(t).stopPropagation;i&&t.stopPropagation()}startEdgeDragging(t,e,n){this.can("edgeMovable")?this.setEventData(t,{x:e,y:n,moving:!1,action:"drag-edge"}):this.notifyUnhandledMouseDown(t,e,n)}dragEdge(t,e,n){const i=this.getEventData(t);i.moving||(i.moving=!0,this.addClass("edge-moving"),this.notify("edge:move",{e:t,x:e,y:n,view:this,cell:this.cell,edge:this.cell})),this.cell.translate(e-i.x,n-i.y,{ui:!0}),this.setEventData(t,{x:e,y:n}),this.notify("edge:moving",{e:t,x:e,y:n,view:this,cell:this.cell,edge:this.cell})}stopEdgeDragging(t,e,n){const i=this.getEventData(t);i.moving&&(this.removeClass("edge-moving"),this.notify("edge:moved",{e:t,x:e,y:n,view:this,cell:this.cell,edge:this.cell})),i.moving=!1}prepareArrowheadDragging(t,e){const n=this.getTerminalMagnet(t),i={action:"drag-arrowhead",x:e.x,y:e.y,isNewEdge:!0===e.isNewEdge,terminalType:t,initialMagnet:n,initialTerminal:id(this.cell[t]),fallbackAction:e.fallbackAction||"revert",getValidateConnectionArgs:this.createValidateConnectionArgs(t),options:e.options};return this.beforeArrowheadDragging(i),i}createValidateConnectionArgs(t){const e=[];let n;e[4]=t,e[5]=this;let i=0,r=0;"source"===t?(i=2,n="target"):(r=2,n="source");const s=this.cell[n],o=s.cell;if(o){let t;const n=e[i]=this.graph.renderer.findViewByCell(o);n&&(t=n.getMagnetFromEdgeTerminal(s),t===n.container&&(t=void 0)),e[i+1]=t}return(t,n)=>(e[r]=t,e[r+1]=t.container===n?void 0:n,e)}beforeArrowheadDragging(t){t.zIndex=this.cell.zIndex,this.cell.toFront();const e=this.container.style;t.pointerEvents=e.pointerEvents,e.pointerEvents="none",this.graph.options.connecting.highlight&&this.highlightAvailableMagnets(t)}afterArrowheadDragging(t){null!=t.zIndex&&(this.cell.setZIndex(t.zIndex,{ui:!0}),t.zIndex=null);const e=this.container;e.style.pointerEvents=t.pointerEvents||"",this.graph.options.connecting.highlight&&this.unhighlightAvailableMagnets(t)}arrowheadDragging(t,e,n,i){i.x=e,i.y=n,i.currentTarget!==t&&(i.currentMagnet&&i.currentView&&i.currentView.unhighlight(i.currentMagnet,{type:"magnetAdsorbed"}),i.currentView=this.graph.renderer.findViewByElem(t),i.currentView?(i.currentMagnet=i.currentView.findMagnet(t),i.currentMagnet&&this.graph.hook.validateConnection(...i.getValidateConnectionArgs(i.currentView,i.currentMagnet),i.currentView.getEdgeTerminal(i.currentMagnet,e,n,this.cell,i.terminalType))?i.currentView.highlight(i.currentMagnet,{type:"magnetAdsorbed"}):i.currentMagnet=null):i.currentMagnet=null),i.currentTarget=t,this.cell.prop(i.terminalType,{x:e,y:n},Object.assign(Object.assign({},i.options),{ui:!0}))}arrowheadDragged(t,e,n){const i=t.currentView,r=t.currentMagnet;if(!r||!i)return;i.unhighlight(r,{type:"magnetAdsorbed"});const s=t.terminalType,o=i.getEdgeTerminal(r,e,n,this.cell,s);this.cell.setTerminal(s,o,{ui:!0})}snapArrowhead(t,e,n){const i=this.graph,r=i.options.connecting.snap,s="object"===typeof r&&r.radius||50,o=i.renderer.findViewsInArea({x:t-s,y:e-s,width:2*s,height:2*s}),a=n.closestView||null,l=n.closestMagnet||null;let c;n.closestView=null,n.closestMagnet=null;let h=Number.MAX_SAFE_INTEGER;const u=new ub(t,e);let d;o.forEach((r=>{"false"!==r.container.getAttribute("magnet")&&(c=r.cell.getBBox().getCenter().distance(u),c<s&&c<h&&(l===r.container||i.hook.validateConnection(...n.getValidateConnectionArgs(r,null),r.getEdgeTerminal(r.container,t,e,this.cell,n.terminalType)))&&(h=c,n.closestView=r,n.closestMagnet=r.container)),r.container.querySelectorAll("[magnet]").forEach((o=>{if("false"!==o.getAttribute("magnet")){const a=r.getBBoxOfElement(o);c=u.distance(a.getCenter()),c<s&&c<h&&(l===o||i.hook.validateConnection(...n.getValidateConnectionArgs(r,o),r.getEdgeTerminal(o,t,e,this.cell,n.terminalType)))&&(h=c,n.closestView=r,n.closestMagnet=o)}}))}));const p=n.terminalType,g=n.closestView,f=n.closestMagnet,m=l!==f;if(a&&m&&a.unhighlight(l,{type:"magnetAdsorbed"}),g){if(!m)return;g.highlight(f,{type:"magnetAdsorbed"}),d=g.getEdgeTerminal(f,t,e,this.cell,p)}else d={x:t,y:e};this.cell.setTerminal(p,d,{},Object.assign(Object.assign({},n.options),{ui:!0}))}snapArrowheadEnd(t){const e=t.closestView,n=t.closestMagnet;e&&n&&(e.unhighlight(n,{type:"magnetAdsorbed"}),t.currentMagnet=e.findMagnet(n)),t.closestView=null,t.closestMagnet=null}finishEmbedding(t){this.graph.options.embedding.enabled&&this.cell.updateParent()&&(t.zIndex=null)}fallbackConnection(t){switch(t.fallbackAction){case"remove":this.cell.remove({ui:!0});break;case"revert":default:this.cell.prop(t.terminalType,t.initialTerminal,{ui:!0});break}}notifyConnectionEvent(t,e){const n=t.terminalType,i=t.initialTerminal,r=this.cell[n],s=r&&!GM.equalTerminals(i,r);if(s){const s=this.graph,o=i,a=o.cell?s.getCellById(o.cell):null,l=o.port,c=a?s.findViewByCell(a):null,h=a||t.isNewEdge?null:ub.create(i).toJSON(),u=r,d=u.cell?s.getCellById(u.cell):null,p=u.port,g=d?s.findViewByCell(d):null,f=d?null:ub.create(r).toJSON();this.notify("edge:connected",{e:e,previousCell:a,previousPort:l,previousView:c,previousPoint:h,currentCell:d,currentView:g,currentPort:p,currentPoint:f,previousMagnet:t.initialMagnet,currentMagnet:t.currentMagnet,edge:this.cell,view:this,type:n,isNew:t.isNewEdge})}}highlightAvailableMagnets(t){const e=this.graph,n=e.model.getCells();t.marked={};for(let i=0,r=n.length;i<r;i+=1){const r=e.renderer.findViewByCell(n[i]);if(!r)continue;const s=Array.prototype.slice.call(r.container.querySelectorAll("[magnet]"));"false"!==r.container.getAttribute("magnet")&&s.push(r.container);const o=s.filter((n=>e.hook.validateConnection(...t.getValidateConnectionArgs(r,n),r.getEdgeTerminal(n,t.x,t.y,this.cell,t.terminalType))));if(o.length>0){for(let t=0,e=o.length;t<e;t+=1)r.highlight(o[t],{type:"magnetAvailable"});r.highlight(null,{type:"nodeAvailable"}),t.marked[r.cell.id]=o}}}unhighlightAvailableMagnets(t){const e=t.marked||{};Object.keys(e).forEach((t=>{const n=this.graph.renderer.findViewByCell(t);if(n){const i=e[t];i.forEach((t=>{n.unhighlight(t,{type:"magnetAvailable"})})),n.unhighlight(null,{type:"nodeAvailable"})}})),t.marked=null}startArrowheadDragging(t,e,n){if(!this.can("arrowheadMovable"))return void this.notifyUnhandledMouseDown(t,e,n);const i=t.target,r=i.getAttribute("data-terminal"),s=this.prepareArrowheadDragging(r,{x:e,y:n});this.setEventData(t,s)}dragArrowhead(t,e,n){const i=this.getEventData(t);this.graph.options.connecting.snap?this.snapArrowhead(e,n,i):this.arrowheadDragging(this.getEventTarget(t),e,n,i)}stopArrowheadDragging(t,e,n){const i=this.graph,r=this.getEventData(t);i.options.connecting.snap?this.snapArrowheadEnd(r):this.arrowheadDragged(r,e,n);const s=i.hook.validateEdge(this.cell,r.terminalType,r.initialTerminal);s?(this.finishEmbedding(r),this.notifyConnectionEvent(r,t)):this.fallbackConnection(r),this.afterArrowheadDragging(r)}startLabelDragging(t,e,n){if(this.can("edgeLabelMovable")){const e=t.currentTarget,n=parseInt(e.getAttribute("data-index"),10),i=this.getLabelPositionAngle(n),r=this.getLabelPositionArgs(n),s=this.getDefaultLabelPositionArgs(),o=this.mergeLabelPositionArgs(r,s);this.setEventData(t,{index:n,positionAngle:i,positionArgs:o,stopPropagation:!0,action:"drag-label"})}else this.setEventData(t,{stopPropagation:!0});this.graph.view.delegateDragEvents(t,this)}dragLabel(t,e,n){const i=this.getEventData(t),r=this.cell.getLabelAt(i.index),s=ah({},r,{position:this.getLabelPosition(e,n,i.positionAngle,i.positionArgs)});this.cell.setLabelAt(i.index,s)}stopLabelDragging(t,e,n){}handleVertexAdding(t,e,n){if(!this.can("vertexAddable"))return void this.notifyUnhandledMouseDown(t,e,n);const i=this.addVertex({x:e,y:n},{ui:!0});this.setEventData(t,{index:i,action:"drag-vertex"})}handleVertexRemoving(t,e,n){if(!this.can("vertexDeletable"))return void this.notifyUnhandledMouseDown(t,e,n);const i=t.target,r=parseInt(i.getAttribute("idx"),10);this.cell.removeVertexAt(r)}startVertexDragging(t,e,n){if(!this.can("vertexMovable"))return void this.notifyUnhandledMouseDown(t,e,n);const i=t.target,r=parseInt(i.getAttribute("idx"),10);this.setEventData(t,{index:r,action:"drag-vertex"})}dragVertex(t,e,n){const i=this.getEventData(t);this.cell.setVertexAt(i.index,{x:e,y:n},{ui:!0})}stopVertexDragging(t,e,n){}}(function(t){function e(e){if(null==e)return!1;if(e instanceof t)return!0;const n=e[Symbol.toStringTag],i=e;return(null==n||n===t.toStringTag)&&"function"===typeof i.isNodeView&&"function"===typeof i.isEdgeView&&"function"===typeof i.confirmUpdate&&"function"===typeof i.update&&"function"===typeof i.getConnection}t.toStringTag=`X6.${t.name}`,t.isEdgeView=e})(UM||(UM={})),UM.config({isSvgElement:!0,priority:1,bootstrap:["render","source","target"],actions:{view:["render"],markup:["render"],attrs:["update"],source:["source","update"],target:["target","update"],router:["update"],connector:["update"],labels:["labels"],defaultLabel:["labels"],vertices:["vertices","update"],vertexMarkup:["vertices"],toolMarkup:["tools"],tools:["widget"]},shortLength:105,longLength:155,toolsOffset:40,doubleTools:!1,doubleToolsOffset:65,sampleInterval:50}),UM.registry.register("edge",UM,!0);class WM extends fE{constructor(){super(...arguments),this.scalableNode=null,this.rotatableNode=null,this.scalableSelector="scalable",this.rotatableSelector="rotatable",this.defaultPortMarkup=hE.getPortMarkup(),this.defaultPortLabelMarkup=hE.getPortLabelMarkup(),this.defaultPortContainerMarkup=hE.getPortContainerMarkup(),this.portsCache={}}get[Symbol.toStringTag](){return WM.toStringTag}getContainerClassName(){const t=[super.getContainerClassName(),this.prefixClassName("node")];return this.can("nodeMovable")||t.push(this.prefixClassName("node-immovable")),t.join(" ")}updateClassName(t){const e=t.target;if(e.hasAttribute("magnet")){const t=this.prefixClassName("port-unconnectable");this.can("magnetConnectable")?dy(e,t):uy(e,t)}else{const t=this.prefixClassName("node-immovable");this.can("nodeMovable")?this.removeClass(t):this.addClass(t)}}isNodeView(){return!0}confirmUpdate(t,e={}){let n=t;return this.hasAction(n,"ports")&&(this.removePorts(),this.cleanPortsCache()),this.hasAction(n,"render")?(this.render(),n=this.removeAction(n,["render","update","resize","translate","rotate","ports","tools"])):(n=this.handleAction(n,"resize",(()=>this.resize(e)),"update"),n=this.handleAction(n,"update",(()=>this.update()),KC.useCSSSelector?"ports":null),n=this.handleAction(n,"translate",(()=>this.translate())),n=this.handleAction(n,"rotate",(()=>this.rotate())),n=this.handleAction(n,"ports",(()=>this.renderPorts())),n=this.handleAction(n,"tools",(()=>this.renderTools()))),n}update(t){this.cleanCache(),KC.useCSSSelector&&this.removePorts();const e=this.cell,n=e.getSize(),i=e.getAttrs();this.updateAttrs(this.container,i,{attrs:t===i?null:t,rootBBox:new db(0,0,n.width,n.height),selectors:this.selectors,scalableNode:this.scalableNode,rotatableNode:this.rotatableNode}),KC.useCSSSelector&&this.renderPorts()}renderMarkup(){const t=this.cell.markup;if(t)return"string"===typeof t?this.renderStringMarkup(t):this.renderJSONMarkup(t);throw new TypeError("Invalid node markup.")}renderJSONMarkup(t){const e=this.parseJSONMarkup(t,this.container),n=t=>Array.isArray(t)?t[0]:t;this.selectors=e.selectors,this.rotatableNode=n(this.selectors[this.rotatableSelector]),this.scalableNode=n(this.selectors[this.scalableSelector]),this.container.appendChild(e.fragment)}renderStringMarkup(t){jy(this.container,Rb.toNodes(Rb.createVectors(t))),this.rotatableNode=Dy(this.container,`.${this.rotatableSelector}`),this.scalableNode=Dy(this.container,`.${this.scalableSelector}`),this.selectors={},this.rootSelector&&(this.selectors[this.rootSelector]=this.container)}render(){return this.empty(),this.renderMarkup(),this.scalableNode&&this.update(),this.resize(),this.rotatableNode?(this.rotate(),this.translate()):this.updateTransform(),KC.useCSSSelector||this.renderPorts(),this.renderTools(),this}resize(t={}){if(this.scalableNode)return this.updateSize(t);this.cell.getAngle()&&this.rotate(),this.update()}translate(){if(this.rotatableNode)return this.updateTranslation();this.updateTransform()}rotate(){if(this.rotatableNode)return this.updateRotation(),void this.update();this.updateTransform()}getTranslationString(){const t=this.cell.getPosition();return`translate(${t.x},${t.y})`}getRotationString(){const t=this.cell.getAngle();if(t){const e=this.cell.getSize();return`rotate(${t},${e.width/2},${e.height/2})`}}updateTransform(){let t=this.getTranslationString();const e=this.getRotationString();e&&(t+=` ${e}`),this.container.setAttribute("transform",t)}updateRotation(){if(null!=this.rotatableNode){const t=this.getRotationString();null!=t?this.rotatableNode.setAttribute("transform",t):this.rotatableNode.removeAttribute("transform")}}updateTranslation(){this.container.setAttribute("transform",this.getTranslationString())}updateSize(t={}){const e=this.cell,n=e.getSize(),i=e.getAngle(),r=this.scalableNode;let s=!1;r.getElementsByTagName("path").length>0&&(s=!0);const o=Av(r,{recursive:s}),a=n.width/(o.width||1),l=n.height/(o.height||1);r.setAttribute("transform",`scale(${a},${l})`);const c=this.rotatableNode;if(null!=c){const s=c.getAttribute("transform");if(s){c.setAttribute("transform",`${s} rotate(${-i},${n.width/2},${n.height/2})`);const o=Av(r,{target:this.graph.view.stage});e.prop("position",{x:o.x,y:o.y},Object.assign({updated:!0},t)),this.translate(),this.rotate()}}this.update()}findPortElem(t,e){const n=t?this.portsCache[t]:null;if(!n)return null;const i=n.portContentElement,r=n.portContentSelectors||{};return this.findOne(e,i,r)}initializePorts(){this.cleanPortsCache()}refreshPorts(){this.removePorts(),this.cleanPortsCache(),this.renderPorts()}cleanPortsCache(){this.portsCache={}}removePorts(){Object.keys(this.portsCache).forEach((t=>{const e=this.portsCache[t];Ty(e.portElement)}))}renderPorts(){const t=this.getPortsContainer(),e=[];t.childNodes.forEach((t=>{e.push(t)}));const n=zl(this.cell.getParsedPorts(),"zIndex"),i="auto";n[i]&&n[i].forEach((n=>{const i=this.getPortElement(n);t.append(i),e.push(i)})),Object.keys(n).forEach((t=>{if(t!==i){const i=parseInt(t,10);this.appendPorts(n[t],i,e)}})),this.updatePorts()}getPortsContainer(){return this.rotatableNode||this.container}appendPorts(t,e,n){const i=t.map((t=>this.getPortElement(t)));n[e]||e<0?Fy(n[Math.max(e,0)],i):jy(this.getPortsContainer(),i)}getPortElement(t){const e=this.portsCache[t.id];return e?e.portElement:this.createPortElement(t)}createPortElement(t){let e=hE.renderMarkup(this.getPortContainerMarkup());const n=e.elem;if(null==n)throw new Error("Invalid port container markup.");e=hE.renderMarkup(this.getPortMarkup(t));const i=e.elem,r=e.selectors;if(null==i)throw new Error("Invalid port markup.");this.setAttrs({port:t.id,"port-group":t.group},i),e=hE.renderMarkup(this.getPortLabelMarkup(t.label));const s=e.elem,o=e.selectors;if(null==s)throw new Error("Invalid port label markup.");let a;if(r&&o){for(const t in o)if(r[t]&&t!==this.rootSelector)throw new Error("Selectors within port must be unique.");a=Object.assign(Object.assign({},r),o)}else a=r||o;return uy(n,"x6-port"),uy(i,"x6-port-body"),uy(s,"x6-port-label"),n.appendChild(i),n.appendChild(s),this.portsCache[t.id]={portElement:n,portSelectors:a,portLabelElement:s,portLabelSelectors:o,portContentElement:i,portContentSelectors:r},this.graph.hook.onPortRendered({port:t,node:this.cell,container:n,selectors:a,labelContainer:s,labelSelectors:o,contentContainer:i,contentSelectors:r}),n}updatePorts(){this.updatePortGroup();const t=this.cell.getParsedGroups();Object.keys(t).forEach((t=>this.updatePortGroup(t)))}updatePortGroup(t){const e=db.fromSize(this.cell.getSize()),n=this.cell.getPortsLayoutByGroup(t,e);for(let i=0,r=n.length;i<r;i+=1){const t=n[i],e=t.portId,r=this.portsCache[e]||{},s=t.portLayout;if(this.applyPortTransform(r.portElement,s),null!=t.portAttrs){const e={selectors:r.portSelectors||{}};t.portSize&&(e.rootBBox=db.fromSize(t.portSize)),this.updateAttrs(r.portElement,t.portAttrs,e)}const o=t.labelLayout;if(o&&(this.applyPortTransform(r.portLabelElement,o,-(s.angle||0)),o.attrs)){const e={selectors:r.portLabelSelectors||{}};t.labelSize&&(e.rootBBox=db.fromSize(t.labelSize)),this.updateAttrs(r.portLabelElement,o.attrs,e)}}}applyPortTransform(t,e,n=0){const i=e.angle,r=e.position,s=dv().rotate(n).translate(r.x||0,r.y||0).rotate(i||0);Rv(t,s,{absolute:!0})}getPortContainerMarkup(){return this.cell.getPortContainerMarkup()||this.defaultPortContainerMarkup}getPortMarkup(t){return t.markup||this.cell.portMarkup||this.defaultPortMarkup}getPortLabelMarkup(t){return t.markup||this.cell.portLabelMarkup||this.defaultPortLabelMarkup}getEventArgs(t,e,n){const i=this,r=i.cell,s=r;return null==e||null==n?{e:t,view:i,node:r,cell:s}:{e:t,x:e,y:n,view:i,node:r,cell:s}}notifyMouseDown(t,e,n){super.onMouseDown(t,e,n),this.notify("node:mousedown",this.getEventArgs(t,e,n))}notifyMouseMove(t,e,n){super.onMouseMove(t,e,n),this.notify("node:mousemove",this.getEventArgs(t,e,n))}notifyMouseUp(t,e,n){super.onMouseUp(t,e,n),this.notify("node:mouseup",this.getEventArgs(t,e,n))}onClick(t,e,n){super.onClick(t,e,n),this.notify("node:click",this.getEventArgs(t,e,n))}onDblClick(t,e,n){super.onDblClick(t,e,n),this.notify("node:dblclick",this.getEventArgs(t,e,n))}onContextMenu(t,e,n){super.onContextMenu(t,e,n),this.notify("node:contextmenu",this.getEventArgs(t,e,n))}onMouseDown(t,e,n){this.isPropagationStopped(t)||(this.notifyMouseDown(t,e,n),this.startNodeDragging(t,e,n))}onMouseMove(t,e,n){const i=this.getEventData(t),r=i.action;if("magnet"===r)this.dragMagnet(t,e,n);else{if("move"===r){const r=i,s=r.targetView||this;s.dragNode(t,e,n),s.notify("node:moving",{e:t,x:e,y:n,view:s,cell:s.cell,node:s.cell})}this.notifyMouseMove(t,e,n)}this.setEventData(t,i)}onMouseUp(t,e,n){const i=this.getEventData(t),r=i.action;if("magnet"===r)this.stopMagnetDragging(t,e,n);else if(this.notifyMouseUp(t,e,n),"move"===r){const r=i,s=r.targetView||this;s.stopNodeDragging(t,e,n)}const s=i.targetMagnet;s&&this.onMagnetClick(t,s,e,n),this.checkMouseleave(t)}onMouseOver(t){super.onMouseOver(t),this.notify("node:mouseover",this.getEventArgs(t))}onMouseOut(t){super.onMouseOut(t),this.notify("node:mouseout",this.getEventArgs(t))}onMouseEnter(t){this.updateClassName(t),super.onMouseEnter(t),this.notify("node:mouseenter",this.getEventArgs(t))}onMouseLeave(t){super.onMouseLeave(t),this.notify("node:mouseleave",this.getEventArgs(t))}onMouseWheel(t,e,n,i){super.onMouseWheel(t,e,n,i),this.notify("node:mousewheel",Object.assign({delta:i},this.getEventArgs(t,e,n)))}onMagnetClick(t,e,n,i){const r=this.graph.view.getMouseMovedCount(t);r>this.graph.options.clickThreshold||this.notify("node:magnet:click",Object.assign({magnet:e},this.getEventArgs(t,n,i)))}onMagnetDblClick(t,e,n,i){this.notify("node:magnet:dblclick",Object.assign({magnet:e},this.getEventArgs(t,n,i)))}onMagnetContextMenu(t,e,n,i){this.notify("node:magnet:contextmenu",Object.assign({magnet:e},this.getEventArgs(t,n,i)))}onMagnetMouseDown(t,e,n,i){this.startMagnetDragging(t,n,i)}onCustomEvent(t,e,n,i){this.notify("node:customevent",Object.assign({name:e},this.getEventArgs(t,n,i))),super.onCustomEvent(t,e,n,i)}prepareEmbedding(t){const e=this.getEventData(t),n=e.cell||this.cell,i=this.graph.findViewByCell(n),r=this.graph.snapToGrid(t.clientX,t.clientY);this.notify("node:embed",{e:t,node:n,view:i,cell:n,x:r.x,y:r.y,currentParent:n.getParent()})}processEmbedding(t,e){const n=e.cell||this.cell,i=e.graph||this.graph,r=i.options.embedding,s=r.findParent;let o="function"===typeof s?ey(s,i,{view:this,node:this.cell}).filter((t=>OM.isCell(t)&&this.cell.id!==t.id&&!t.isDescendantOf(this.cell))):i.model.getNodesUnderNode(n,{by:s});r.frontOnly&&(o=o.slice(-1));let a=null;const l=e.candidateEmbedView,c=r.validate;for(let u=o.length-1;u>=0;u-=1){const t=o[u];if(l&&l.cell.id===t.id){a=l;break}{const e=t.findView(i);if(ey(c,i,{child:this.cell,parent:e.cell,childView:this,parentView:e})){a=e;break}}}this.clearEmbedding(e),a&&a.highlight(null,{type:"embedding"}),e.candidateEmbedView=a;const h=i.snapToGrid(t.clientX,t.clientY);this.notify("node:embedding",{e:t,cell:n,node:n,view:i.findViewByCell(n),x:h.x,y:h.y,currentParent:n.getParent(),candidateParent:a?a.cell:null})}clearEmbedding(t){const e=t.candidateEmbedView;e&&(e.unhighlight(null,{type:"embedding"}),t.candidateEmbedView=null)}finalizeEmbedding(t,e){const n=e.cell||this.cell,i=e.graph||this.graph,r=i.findViewByCell(n),s=n.getParent(),o=e.candidateEmbedView;o?(o.unhighlight(null,{type:"embedding"}),e.candidateEmbedView=null,null!=s&&s.id===o.cell.id||o.cell.insertChild(n,void 0,{ui:!0})):s&&s.unembed(n,{ui:!0}),i.model.getConnectedEdges(n,{deep:!0}).forEach((t=>{t.updateParent({ui:!0})}));const a=i.snapToGrid(t.clientX,t.clientY);r&&r.notify("node:embedded",{e:t,cell:n,x:a.x,y:a.y,node:n,view:i.findViewByCell(n),previousParent:s,currentParent:n.getParent()})}getDelegatedView(){let t=this.cell,e=this;while(e){if(t.isEdge())break;if(!t.hasParent()||e.can("stopDelegateOnDragging"))return e;t=t.getParent(),e=this.graph.renderer.findViewByCell(t)}return null}startMagnetDragging(t,e,n){if(!this.can("magnetConnectable"))return;t.stopPropagation();const i=t.currentTarget,r=this.graph;this.setEventData(t,{targetMagnet:i}),r.hook.validateMagnet(this,i,t)?(r.options.magnetThreshold<=0&&this.startConnectting(t,i,e,n),this.setEventData(t,{action:"magnet"}),this.stopPropagation(t)):this.onMouseDown(t,e,n),r.view.delegateDragEvents(t,this)}startConnectting(t,e,n,i){this.graph.model.startBatch("add-edge");const r=this.createEdgeFromMagnet(e,n,i);r.notifyMouseDown(t,n,i),r.setEventData(t,r.prepareArrowheadDragging("target",{x:n,y:i,isNewEdge:!0,fallbackAction:"remove"})),this.setEventData(t,{edgeView:r})}createEdgeFromMagnet(t,e,n){const i=this.graph,r=i.model,s=i.hook.getDefaultEdge(this,t);return s.setSource(Object.assign(Object.assign({},s.getSource()),this.getEdgeTerminal(t,e,n,s,"source"))),s.setTarget(Object.assign(Object.assign({},s.getTarget()),{x:e,y:n})),s.addTo(r,{async:!1,ui:!0}),s.findView(i)}dragMagnet(t,e,n){const i=this.getEventData(t),r=i.edgeView;if(r)r.onMouseMove(t,e,n),this.autoScrollGraph(t.clientX,t.clientY);else{const r=this.graph,s=r.options.magnetThreshold,o=this.getEventTarget(t),a=i.targetMagnet;if("onleave"===s){if(a===o||a.contains(o))return}else if(r.view.getMouseMovedCount(t)<=s)return;this.startConnectting(t,a,e,n)}}stopMagnetDragging(t,e,n){const i=this.eventData(t),r=i.edgeView;r&&(r.onMouseUp(t,e,n),this.graph.model.stopBatch("add-edge"))}notifyUnhandledMouseDown(t,e,n){this.notify("node:unhandled:mousedown",{e:t,x:e,y:n,view:this,cell:this.cell,node:this.cell})}notifyNodeMove(t,e,n,i,r){let s=[r];const o=this.graph.selection.widget;if(o&&o.options.movable){const t=this.graph.getSelectedCells();t.includes(r)&&(s=t.filter((t=>t.isNode())))}s.forEach((r=>{this.notify(t,{e:e,x:n,y:i,cell:r,node:r,view:r.findView(this.graph)})}))}startNodeDragging(t,e,n){const i=this.getDelegatedView();if(null==i||!i.can("nodeMovable"))return this.notifyUnhandledMouseDown(t,e,n);this.setEventData(t,{targetView:i,action:"move"});const r=ub.create(i.cell.getPosition());i.setEventData(t,{moving:!1,offset:r.diff(e,n),restrict:this.graph.hook.getRestrictArea(i)})}dragNode(t,e,n){const i=this.cell,r=this.graph,s=r.getGridSize(),o=this.getEventData(t),a=o.offset,l=o.restrict;o.moving||(o.moving=!0,this.addClass("node-moving"),this.notifyNodeMove("node:move",t,e,n,this.cell)),this.autoScrollGraph(t.clientX,t.clientY);const c=QC.snapToGrid(e+a.x,s),h=QC.snapToGrid(n+a.y,s);i.setPosition(c,h,{restrict:l,deep:!0,ui:!0}),r.options.embedding.enabled&&(o.embedding||(this.prepareEmbedding(t),o.embedding=!0),this.processEmbedding(t,o))}stopNodeDragging(t,e,n){const i=this.getEventData(t);i.embedding&&this.finalizeEmbedding(t,i),i.moving&&(this.removeClass("node-moving"),this.notifyNodeMove("node:moved",t,e,n,this.cell)),i.moving=!1,i.embedding=!1}autoScrollGraph(t,e){const n=this.graph.scroller.widget;n&&n.autoScroll(t,e)}}(function(t){function e(e){if(null==e)return!1;if(e instanceof t)return!0;const n=e[Symbol.toStringTag],i=e;return(null==n||n===t.toStringTag)&&"function"===typeof i.isNodeView&&"function"===typeof i.isEdgeView&&"function"===typeof i.confirmUpdate&&"function"===typeof i.update&&"function"===typeof i.findPortElem&&"function"===typeof i.resize&&"function"===typeof i.rotate&&"function"===typeof i.translate}t.toStringTag=`X6.${t.name}`,t.isNodeView=e})(WM||(WM={})),WM.config({isSvgElement:!0,priority:0,bootstrap:["render"],actions:{view:["render"],markup:["render"],attrs:["update"],size:["resize","ports","tools"],angle:["rotate","tools"],position:["translate","tools"],ports:["ports"],tools:["tools"]}}),WM.registry.register("node",WM,!0);const qM=RM("text");class XM extends(IM("text",{view:qM,attrs:{text:{fontSize:18,fill:"#000000",stroke:null,refX:.5,refY:.5}}},{noText:!0})){}(function(t){class e extends WM{confirmUpdate(t,e={}){let n=super.confirmUpdate(t,e);return this.hasAction(n,"scale")&&(this.resize(),n=this.removeAction(n,"scale")),n}}t.View=e,e.config({actions:{attrs:["scale"]}}),WM.registry.register(qM,e)})(XM||(XM={}));class YM extends Ux{constructor(t,e={}){super(),this.length=0,this.comparator=e.comparator||"zIndex",this.clean(),t&&this.reset(t,{silent:!0})}toJSON(){return this.cells.map((t=>t.toJSON()))}add(t,e,n){let i,r;"number"===typeof e?(i=e,r=Object.assign({merge:!1},n)):(i=this.length,r=Object.assign({merge:!1},e)),i>this.length&&(i=this.length),i<0&&(i+=this.length+1);const s=Array.isArray(t)?t:[t],o=this.comparator&&"number"!==typeof e&&!1!==r.sort,a=this.comparator||null;let l=!1;const c=[],h=[];return s.forEach((t=>{const e=this.get(t);e?r.merge&&!t.isSameStore(e)&&(e.setProp(t.getProp(),n),h.push(e),o&&!l&&(l=null==a||"function"===typeof a?e.hasChanged():"string"===typeof a?e.hasChanged(a):a.some((t=>e.hasChanged(t))))):(c.push(t),this.reference(t))})),c.length&&(o&&(l=!0),this.cells.splice(i,0,...c),this.length=this.cells.length),l&&this.sort({silent:!0}),r.silent||(c.forEach(((t,e)=>{const n={cell:t,index:i+e,options:r};this.trigger("added",n),r.dryrun||t.notify("added",Object.assign({},n))})),l&&this.trigger("sorted"),(c.length||h.length)&&this.trigger("updated",{added:c,merged:h,removed:[],options:r})),this}remove(t,e={}){const n=Array.isArray(t)?t:[t],i=this.removeCells(n,e);return!e.silent&&i.length>0&&this.trigger("updated",{options:e,removed:i,added:[],merged:[]}),Array.isArray(t)?i:i[0]}removeCells(t,e){const n=[];for(let i=0;i<t.length;i+=1){const r=this.get(t[i]);if(null==r)continue;const s=this.cells.indexOf(r);this.cells.splice(s,1),this.length-=1,delete this.map[r.id],n.push(r),this.unreference(r),e.dryrun||r.remove(),e.silent||(this.trigger("removed",{cell:r,index:s,options:e}),e.dryrun||r.notify("removed",{cell:r,index:s,options:e}))}return n}reset(t,e={}){const n=this.cells.slice();if(n.forEach((t=>this.unreference(t))),this.clean(),this.add(t,Object.assign({silent:!0},e)),!e.silent){const t=this.cells.slice();this.trigger("reseted",{options:e,previous:n,current:t});const i=[],r=[];t.forEach((t=>{const e=n.some((e=>e.id===t.id));e||i.push(t)})),n.forEach((e=>{const n=t.some((t=>t.id===e.id));n||r.push(e)})),this.trigger("updated",{options:e,added:i,removed:r,merged:[]})}return this}push(t,e){return this.add(t,this.length,e)}pop(t){const e=this.at(this.length-1);return this.remove(e,t)}unshift(t,e){return this.add(t,0,e)}shift(t){const e=this.at(0);return this.remove(e,t)}get(t){if(null==t)return null;const e="string"===typeof t||"number"===typeof t?t:t.id;return this.map[e]||null}has(t){return null!=this.get(t)}at(t){return t<0&&(t+=this.length),this.cells[t]||null}first(){return this.at(0)}last(){return this.at(-1)}indexOf(t){return this.cells.indexOf(t)}toArray(){return this.cells.slice()}sort(t={}){return null!=this.comparator&&(this.cells=kl(this.cells,this.comparator),t.silent||this.trigger("sorted")),this}clone(){const t=this.constructor;return new t(this.cells.slice(),{comparator:this.comparator})}reference(t){this.map[t.id]=t,t.on("*",this.notifyCellEvent,this)}unreference(t){t.off("*",this.notifyCellEvent,this),delete this.map[t.id]}notifyCellEvent(t,e){const n=e.cell;this.trigger(`cell:${t}`,e),n&&(n.isNode()?this.trigger(`node:${t}`,Object.assign(Object.assign({},e),{node:n})):n.isEdge()&&this.trigger(`edge:${t}`,Object.assign(Object.assign({},e),{edge:n})))}clean(){this.length=0,this.cells=[],this.map={}}}class JM extends Ux{constructor(t=[]){super(),this.batches={},this.addings=new WeakMap,this.nodes={},this.edges={},this.outgoings={},this.incomings={},this.collection=new YM(t),this.setup()}get[Symbol.toStringTag](){return JM.toStringTag}notify(t,e){this.trigger(t,e);const n=this.graph;return n&&("sorted"===t||"reseted"===t||"updated"===t?n.trigger(`model:${t}`,e):n.trigger(t,e)),this}setup(){const t=this.collection;t.on("sorted",(()=>this.notify("sorted",null))),t.on("updated",(t=>this.notify("updated",t))),t.on("cell:change:zIndex",(()=>this.sortOnChangeZ())),t.on("added",(({cell:t})=>{this.onCellAdded(t)})),t.on("removed",(t=>{const e=t.cell;this.onCellRemoved(e,t.options),this.notify("cell:removed",t),e.isNode()?this.notify("node:removed",Object.assign(Object.assign({},t),{node:e})):e.isEdge()&&this.notify("edge:removed",Object.assign(Object.assign({},t),{edge:e}))})),t.on("reseted",(t=>{this.onReset(t.current),this.notify("reseted",t)})),t.on("edge:change:source",(({edge:t})=>this.onEdgeTerminalChanged(t,"source"))),t.on("edge:change:target",(({edge:t})=>{this.onEdgeTerminalChanged(t,"target")}))}sortOnChangeZ(){this.collection.sort()}onCellAdded(t){const e=t.id;t.isEdge()?(t.updateParent(),this.edges[e]=!0,this.onEdgeTerminalChanged(t,"source"),this.onEdgeTerminalChanged(t,"target")):this.nodes[e]=!0}onCellRemoved(t,e){const n=t.id;if(t.isEdge()){delete this.edges[n];const e=t.getSource(),i=t.getTarget();if(e&&e.cell){const t=this.outgoings[e.cell],i=t?t.indexOf(n):-1;i>=0&&(t.splice(i,1),0===t.length&&delete this.outgoings[e.cell])}if(i&&i.cell){const t=this.incomings[i.cell],e=t?t.indexOf(n):-1;e>=0&&(t.splice(e,1),0===t.length&&delete this.incomings[i.cell])}}else delete this.nodes[n];e.clear||(e.disconnectEdges?this.disconnectConnectedEdges(t,e):this.removeConnectedEdges(t,e)),t.model===this&&(t.model=null)}onReset(t){this.nodes={},this.edges={},this.outgoings={},this.incomings={},t.forEach((t=>this.onCellAdded(t)))}onEdgeTerminalChanged(t,e){const n="source"===e?this.outgoings:this.incomings,i=t.previous(e);if(i&&i.cell){const e=n[i.cell],r=e?e.indexOf(t.id):-1;r>=0&&(e.splice(r,1),0===e.length&&delete n[i.cell])}const r=t.getTerminal(e);if(r&&r.cell){const e=n[r.cell]||[],i=e.indexOf(t.id);-1===i&&e.push(t.id),n[r.cell]=e}}prepareCell(t,e){return t.model||e&&e.dryrun||(t.model=this),null==t.zIndex&&t.setZIndex(this.getMaxZIndex()+1,{silent:!0}),t}resetCells(t,e={}){return t.map((t=>this.prepareCell(t,Object.assign(Object.assign({},e),{dryrun:!0})))),this.collection.reset(t,e),t.map((t=>this.prepareCell(t,{options:e}))),this}clear(t={}){const e=this.getCells();if(0===e.length)return this;const n=Object.assign(Object.assign({},t),{clear:!0});return this.batchUpdate("clear",(()=>{const t=e.sort(((t,e)=>{const n=t.isEdge()?1:2,i=e.isEdge()?1:2;return n-i}));while(t.length>0){const e=t.shift();e&&e.remove(n)}}),n),this}addNode(t,e={}){const n=NM.isNode(t)?t:this.createNode(t);return this.addCell(n,e),n}createNode(t){return NM.create(t)}addEdge(t,e={}){const n=GM.isEdge(t)?t:this.createEdge(t);return this.addCell(n,e),n}createEdge(t){return GM.create(t)}addCell(t,e={}){return Array.isArray(t)?this.addCells(t,e):(this.collection.has(t)||this.addings.has(t)||(this.addings.set(t,!0),this.collection.add(this.prepareCell(t,e),e),t.eachChild((t=>this.addCell(t,e))),this.addings.delete(t)),this)}addCells(t,e={}){const n=t.length;if(0===n)return this;const i=Object.assign(Object.assign({},e),{position:n-1,maxPosition:n-1});return this.startBatch("add",Object.assign(Object.assign({},i),{cells:t})),t.forEach((t=>{this.addCell(t,i),i.position-=1})),this.stopBatch("add",Object.assign(Object.assign({},i),{cells:t})),this}removeCell(t,e={}){const n="string"===typeof t?this.getCell(t):t;return n&&this.has(n)?this.collection.remove(n,e):null}updateCellId(t,e){this.startBatch("update",{id:e}),t.prop("id",e);const n=t.clone({keepId:!0});this.addCell(n);const i=this.getConnectedEdges(t);return i.forEach((n=>{const i=n.getSourceCell(),r=n.getTargetCell();i===t&&n.setSource(Object.assign(Object.assign({},n.getSource()),{cell:e})),r===t&&n.setTarget(Object.assign(Object.assign({},n.getTarget()),{cell:e}))})),this.removeCell(t),this.stopBatch("update",{id:e}),n}removeCells(t,e={}){return t.length?this.batchUpdate("remove",(()=>t.map((t=>this.removeCell(t,e))))):[]}removeConnectedEdges(t,e={}){const n=this.getConnectedEdges(t);return n.forEach((t=>{t.remove(e)})),n}disconnectConnectedEdges(t,e={}){const n="string"===typeof t?t:t.id;this.getConnectedEdges(t).forEach((t=>{const i=t.getSourceCell(),r=t.getTargetCell();i&&i.id===n&&t.setSource({x:0,y:0},e),r&&r.id===n&&t.setTarget({x:0,y:0},e)}))}has(t){return this.collection.has(t)}total(){return this.collection.length}indexOf(t){return this.collection.indexOf(t)}getCell(t){return this.collection.get(t)}getCells(){return this.collection.toArray()}getFirstCell(){return this.collection.first()}getLastCell(){return this.collection.last()}getMinZIndex(){const t=this.collection.first();return t&&t.getZIndex()||0}getMaxZIndex(){const t=this.collection.last();return t&&t.getZIndex()||0}getCellsFromCache(t){return t?Object.keys(t).map((t=>this.getCell(t))).filter((t=>null!=t)):[]}getNodes(){return this.getCellsFromCache(this.nodes)}getEdges(){return this.getCellsFromCache(this.edges)}getOutgoingEdges(t){const e="string"===typeof t?t:t.id,n=this.outgoings[e];return n?n.map((t=>this.getCell(t))).filter((t=>t&&t.isEdge())):null}getIncomingEdges(t){const e="string"===typeof t?t:t.id,n=this.incomings[e];return n?n.map((t=>this.getCell(t))).filter((t=>t&&t.isEdge())):null}getConnectedEdges(t,e={}){const n=[],i="string"===typeof t?this.getCell(t):t;if(null==i)return n;const r={},s=e.indirect;let o=e.incoming,a=e.outgoing;null==o&&null==a&&(o=a=!0);const l=(t,e)=>{const i=e?this.getOutgoingEdges(t):this.getIncomingEdges(t);if(null!=i&&i.forEach((t=>{r[t.id]||(n.push(t),r[t.id]=!0,s&&(o&&l(t,!1),a&&l(t,!0)))})),s&&t.isEdge()){const i=e?t.getTargetCell():t.getSourceCell();i&&i.isEdge()&&(r[i.id]||(n.push(i),l(i,e)))}};if(a&&l(i,!0),o&&l(i,!1),e.deep){const t=i.getDescendants({deep:!0}),s={};t.forEach((t=>{t.isNode()&&(s[t.id]=!0)}));const l=(t,i)=>{const o=i?this.getOutgoingEdges(t.id):this.getIncomingEdges(t.id);null!=o&&o.forEach((t=>{if(!r[t.id]){const i=t.getSourceCell(),o=t.getTargetCell();if(!e.enclosed&&i&&s[i.id]&&o&&s[o.id])return;n.push(t),r[t.id]=!0}}))};t.forEach((t=>{t.isEdge()||(a&&l(t,!0),o&&l(t,!1))}))}return n}isBoundary(t,e){const n="string"===typeof t?this.getCell(t):t,i=e?this.getIncomingEdges(n):this.getOutgoingEdges(n);return null==i||0===i.length}getBoundaryNodes(t){const e=[];return Object.keys(this.nodes).forEach((n=>{if(this.isBoundary(n,t)){const t=this.getCell(n);t&&e.push(t)}})),e}getRoots(){return this.getBoundaryNodes(!0)}getLeafs(){return this.getBoundaryNodes(!1)}isRoot(t){return this.isBoundary(t,!0)}isLeaf(t){return this.isBoundary(t,!1)}getNeighbors(t,e={}){let n=e.incoming,i=e.outgoing;null==n&&null==i&&(n=i=!0);const r=this.getConnectedEdges(t,e),s=r.reduce(((r,s)=>{const o=s.hasLoop(e),a=s.getSourceCell(),l=s.getTargetCell();return n&&a&&a.isNode()&&!r[a.id]&&(!o&&(a===t||e.deep&&a.isDescendantOf(t))||(r[a.id]=a)),i&&l&&l.isNode()&&!r[l.id]&&(!o&&(l===t||e.deep&&l.isDescendantOf(t))||(r[l.id]=l)),r}),{});if(t.isEdge()){if(n){const e=t.getSourceCell();e&&e.isNode()&&!s[e.id]&&(s[e.id]=e)}if(i){const e=t.getTargetCell();e&&e.isNode()&&!s[e.id]&&(s[e.id]=e)}}return Object.keys(s).map((t=>s[t]))}isNeighbor(t,e,n={}){let i=n.incoming,r=n.outgoing;return null==i&&null==r&&(i=r=!0),this.getConnectedEdges(t,n).some((t=>{const n=t.getSourceCell(),s=t.getTargetCell();return!(!i||!n||n.id!==e.id)||!(!r||!s||s.id!==e.id)}))}getSuccessors(t,e={}){const n=[];return this.search(t,((i,r)=>{i!==t&&this.matchDistance(r,e.distance)&&n.push(i)}),Object.assign(Object.assign({},e),{outgoing:!0})),n}isSuccessor(t,e,n={}){let i=!1;return this.search(t,((r,s)=>{if(r===e&&r!==t&&this.matchDistance(s,n.distance))return i=!0,!1}),Object.assign(Object.assign({},n),{outgoing:!0})),i}getPredecessors(t,e={}){const n=[];return this.search(t,((i,r)=>{i!==t&&this.matchDistance(r,e.distance)&&n.push(i)}),Object.assign(Object.assign({},e),{incoming:!0})),n}isPredecessor(t,e,n={}){let i=!1;return this.search(t,((r,s)=>{if(r===e&&r!==t&&this.matchDistance(s,n.distance))return i=!0,!1}),Object.assign(Object.assign({},n),{incoming:!0})),i}matchDistance(t,e){return null==e||("function"===typeof e?e(t):!(!Array.isArray(e)||!e.includes(t))||t===e)}getCommonAncestor(...t){const e=[];return t.forEach((t=>{t&&(Array.isArray(t)?e.push(...t):e.push(t))})),OM.getCommonAncestor(...e)}getSubGraph(t,e={}){const n=[],i={},r=[],s=[],o=t=>{i[t.id]||(n.push(t),i[t.id]=t,t.isEdge()&&s.push(t),t.isNode()&&r.push(t))};return t.forEach((t=>{if(o(t),e.deep){const e=t.getDescendants({deep:!0});e.forEach((t=>o(t)))}})),s.forEach((t=>{const e=t.getSourceCell(),s=t.getTargetCell();e&&!i[e.id]&&(n.push(e),i[e.id]=e,e.isNode()&&r.push(e)),s&&!i[s.id]&&(n.push(s),i[s.id]=s,s.isNode()&&r.push(s))})),r.forEach((t=>{const r=this.getConnectedEdges(t,e);r.forEach((t=>{const e=t.getSourceCell(),r=t.getTargetCell();!i[t.id]&&e&&i[e.id]&&r&&i[r.id]&&(n.push(t),i[t.id]=t)}))})),n}cloneSubGraph(t,e={}){const n=this.getSubGraph(t,e);return this.cloneCells(n)}cloneCells(t){return OM.cloneCells(t)}getNodesFromPoint(t,e){const n="number"===typeof t?{x:t,y:e||0}:t;return this.getNodes().filter((t=>t.getBBox().containsPoint(n)))}getNodesInArea(t,e,n,i,r){const s="number"===typeof t?new db(t,e,n,i):db.create(t),o="number"===typeof t?r:e,a=o&&o.strict;return this.getNodes().filter((t=>{const e=t.getBBox();return a?s.containsRect(e):s.isIntersectWithRect(e)}))}getEdgesInArea(t,e,n,i,r){const s="number"===typeof t?new db(t,e,n,i):db.create(t),o="number"===typeof t?r:e,a=o&&o.strict;return this.getEdges().filter((t=>{const e=t.getBBox();return 0===e.width?e.inflate(1,0):0===e.height&&e.inflate(0,1),a?s.containsRect(e):s.isIntersectWithRect(e)}))}getNodesUnderNode(t,e={}){const n=t.getBBox(),i=null==e.by||"bbox"===e.by?this.getNodesInArea(n):this.getNodesFromPoint(n[e.by]);return i.filter((e=>t.id!==e.id&&!e.isDescendantOf(t)))}getAllCellsBBox(){return this.getCellsBBox(this.getCells())}getCellsBBox(t,e={}){return OM.getCellsBBox(t,e)}search(t,e,n={}){n.breadthFirst?this.breadthFirstSearch(t,e,n):this.depthFirstSearch(t,e,n)}breadthFirstSearch(t,e,n={}){const i=[],r={},s={};i.push(t),s[t.id]=0;while(i.length>0){const t=i.shift();if(null==t||r[t.id])continue;if(r[t.id]=!0,!1===ey(e,this,t,s[t.id]))continue;const o=this.getNeighbors(t,n);o.forEach((e=>{s[e.id]=s[t.id]+1,i.push(e)}))}}depthFirstSearch(t,e,n={}){const i=[],r={},s={};i.push(t),s[t.id]=0;while(i.length>0){const t=i.pop();if(null==t||r[t.id])continue;if(r[t.id]=!0,!1===ey(e,this,t,s[t.id]))continue;const o=this.getNeighbors(t,n),a=i.length;o.forEach((e=>{s[e.id]=s[t.id]+1,i.splice(a,0,e)}))}}getShortestPath(t,e,n={}){const i={};this.getEdges().forEach((t=>{const e=t.getSourceCellId(),r=t.getTargetCellId();e&&r&&(i[e]||(i[e]=[]),i[r]||(i[r]=[]),i[e].push(r),n.directed||i[r].push(e))}));const r="string"===typeof t?t:t.id,s=qx.run(i,r,n.weight),o=[];let a="string"===typeof e?e:e.id;s[a]&&o.push(a);while(a=s[a])o.unshift(a);return o}translate(t,e,n){return this.getCells().filter((t=>!t.hasParent())).forEach((i=>i.translate(t,e,n))),this}resize(t,e,n){return this.resizeCells(t,e,this.getCells(),n)}resizeCells(t,e,n,i={}){const r=this.getCellsBBox(n);if(r){const s=Math.max(t/r.width,0),o=Math.max(e/r.height,0),a=r.getOrigin();n.forEach((t=>t.scale(s,o,a,i)))}return this}toJSON(t={}){return JM.toJSON(this.getCells(),t)}parseJSON(t){return JM.fromJSON(t)}fromJSON(t,e={}){const n=this.parseJSON(t);return this.resetCells(n,e),this}startBatch(t,e={}){return this.batches[t]=(this.batches[t]||0)+1,this.notify("batch:start",{name:t,data:e}),this}stopBatch(t,e={}){return this.batches[t]=(this.batches[t]||0)-1,this.notify("batch:stop",{name:t,data:e}),this}batchUpdate(t,e,n={}){this.startBatch(t,n);const i=e();return this.stopBatch(t,n),i}hasActiveBatch(t=Object.keys(this.batches)){const e=Array.isArray(t)?t:[t];return e.some((t=>this.batches[t]>0))}}(function(t){function e(e){if(null==e)return!1;if(e instanceof t)return!0;const n=e[Symbol.toStringTag],i=e;return(null==n||n===t.toStringTag)&&"function"===typeof i.addNode&&"function"===typeof i.addEdge&&null!=i.collection}t.toStringTag=`X6.${t.name}`,t.isModel=e})(JM||(JM={})),function(t){function e(t,e={}){return{cells:t.map((t=>t.toJSON(e)))}}function n(t){const e=[];return Array.isArray(t)?e.push(...t):(t.cells&&e.push(...t.cells),t.nodes&&t.nodes.forEach((t=>{null==t.shape&&(t.shape="rect"),e.push(t)})),t.edges&&t.edges.forEach((t=>{null==t.shape&&(t.shape="edge"),e.push(t)}))),e.map((t=>{const e=t.shape;if(e){if(NM.registry.exist(e))return NM.create(t);if(GM.registry.exist(e))return GM.create(t)}throw new Error("The `shape` should be specified when creating a node/edge instance")}))}t.toJSON=e,t.fromJSON=n}(JM||(JM={}));const ZM=".text-block-content",KM=RM("text-block");class QM extends NM{get content(){return this.getContent()}set content(t){this.setContent(t)}getContent(){return this.store.get("content","")}setContent(t,e={}){this.store.set("content",t,e)}setup(){super.setup(),this.store.on("change:*",(t=>{const e=t.key;"content"===e?this.updateContent(this.getContent()):"size"===e&&this.updateSize(this.getSize())})),this.updateSize(this.getSize()),this.updateContent(this.getContent())}updateSize(t){et.SUPPORT_FOREIGNOBJECT&&this.setAttrs({foreignObject:Object.assign({},t),[ZM]:{style:Object.assign({},t)}})}updateContent(t){et.SUPPORT_FOREIGNOBJECT?this.setAttrs({[ZM]:{html:t?Pm(t):""}}):this.setAttrs({[ZM]:{text:t}})}}(function(t){t.config({type:KM,view:KM,markup:['<g class="rotatable">','<g class="scalable"><rect/></g>',et.SUPPORT_FOREIGNOBJECT?["<foreignObject>",'<body xmlns="http://www.w3.org/1999/xhtml">',`<div class="${ZM.substr(1)}" />`,"</body>","</foreignObject>"].join(""):`<text class="${ZM.substr(1)}"/>`,"</g>"].join(""),attrs:{".":{fill:"#ffffff",stroke:"none"},rect:{fill:"#ffffff",stroke:"#000000",width:80,height:100},text:{fill:"#000000",fontSize:14,fontFamily:"Arial, helvetica, sans-serif"},body:{style:{background:"transparent",position:"static",margin:0,padding:0}},foreignObject:{style:{overflow:"hidden"}},[ZM]:{refX:.5,refY:.5,yAlign:"middle",xAlign:"middle",style:{textAlign:"center",verticalAlign:"middle",display:"table-cell",padding:"0 5px",margin:0}}}}),NM.registry.register(KM,t)})(QM||(QM={})),function(t){const e="content";class n extends WM{confirmUpdate(t,n={}){let i=super.confirmUpdate(t,n);return this.hasAction(i,e)&&(this.updateContent(),i=this.removeAction(i,e)),i}update(t){if(et.SUPPORT_FOREIGNOBJECT)super.update(t);else{const e=this.cell,n=Object.assign({},t||e.getAttrs());delete n[ZM],super.update(n),t&&!ql(t,ZM)||this.updateContent(t)}}updateContent(t){if(et.SUPPORT_FOREIGNOBJECT)super.update(t);else{const e=this.cell,n=(t||e.getAttrs())[ZM],i=Ub(e.getContent(),e.getSize(),n,{svgDocument:this.graph.view.svg}),r={[ZM]:ah({},n,{text:i})};super.update(r)}}}t.View=n,function(t){t.config({bootstrap:["render",e],actions:et.SUPPORT_FOREIGNOBJECT?{}:{size:e,content:e}}),WM.registry.register(KM,t)}(n=t.View||(t.View={}))}(QM||(QM={}));LM.define({shape:"empty"});function tS(t,e="body"){return[{tagName:t,selector:e},{tagName:"text",selector:"label"}]}function eS(t,e,n={}){const i={constructorName:t,markup:tS(t,n.selector),attrs:{[t]:Object.assign({},LM.bodyAttr)}},r=n.parent||LM;return r.define(ah(i,e,{shape:t}))}eS("rect",{attrs:{body:{refWidth:"100%",refHeight:"100%"}}}),NM.define({shape:"rect-headered",markup:[{tagName:"rect",selector:"body"},{tagName:"rect",selector:"header"},{tagName:"text",selector:"headerText"},{tagName:"text",selector:"bodyText"}],attrs:{body:Object.assign(Object.assign({},LM.bodyAttr),{refWidth:"100%",refHeight:"100%"}),header:Object.assign(Object.assign({},LM.bodyAttr),{refWidth:"100%",height:30,stroke:"#000000"}),headerText:Object.assign(Object.assign({},LM.labelAttr),{refX:"50%",refY:15,fontSize:16}),bodyText:Object.assign(Object.assign({},LM.labelAttr),{refY2:15})}}),eS("circle",{attrs:{body:{refCx:"50%",refCy:"50%",refR:"50%"}}});const nS=10;LM.define({shape:"cylinder",overwrite:!0,markup:[{tagName:"path",selector:"body"},{tagName:"ellipse",selector:"top"},{tagName:"text",selector:"label"}],attrs:{body:Object.assign(Object.assign({},LM.bodyAttr),{lateral:nS}),top:Object.assign(Object.assign({},LM.bodyAttr),{refCx:"50%",refRx:"50%",cy:nS,ry:nS})},attrHooks:{lateral:{set(t,{refBBox:e}){const n=Bm(t);n&&(t=parseFloat(t)/100);const i=e.x,r=e.y,s=e.width,o=e.height,a=s/2,l=n?o*t:t,c=.551784,h=c*a,u=c*l,d=i,p=i+s/2,g=i+s,f=r+l,m=f-l,y=r+o-l,b=r+o,v=["M",d,f,"L",d,y,"C",i,y+u,p-h,b,p,b,"C",p+h,b,g,y+u,g,y,"L",g,f,"C",g,f-u,p+h,m,p,m,"C",p-h,m,d,f-u,d,f,"Z"];return{d:v.join(" ")}}}},knob:{enabled:!0,position({node:t}){const e=t.attr("body/lateral");return{x:0,y:e}},onMouseMove({node:t,data:e,deltaY:n}){if(0!==n){const i=t.getBBox(),r=t.attr("body/lateral");null==e.round&&(e.round=r);const s=0,o=i.height/2,a=Rm(e.round+n,s,o);a!==r&&t.attr({body:{lateral:a},top:{cy:a,ry:a}})}}}}),eS("ellipse",{attrs:{body:{refCx:"50%",refCy:"50%",refRx:"50%",refRy:"50%"}}});var iS=function(t,e){var n={};for(var i in t)Object.prototype.hasOwnProperty.call(t,i)&&e.indexOf(i)<0&&(n[i]=t[i]);if(null!=t&&"function"===typeof Object.getOwnPropertySymbols){var r=0;for(i=Object.getOwnPropertySymbols(t);r<i.length;r++)e.indexOf(i[r])<0&&Object.prototype.propertyIsEnumerable.call(t,i[r])&&(n[i[r]]=t[i[r]])}return n};class rS extends LM{get points(){return this.getPoints()}set points(t){this.setPoints(t)}getPoints(){return this.getAttrByPath("body/refPoints")}setPoints(t,e){return null==t?this.removePoints():this.setAttrByPath("body/refPoints",rS.pointsToString(t),e),this}removePoints(){return this.removeAttrByPath("body/refPoints"),this}}(function(t){function e(t){return"string"===typeof t?t:t.map((t=>Array.isArray(t)?t.join(","):ub.isPointLike(t)?`${t.x}, ${t.y}`:"")).join(" ")}t.pointsToString=e,t.config({propHooks(t){const{points:n}=t,i=iS(t,["points"]);if(n){const t=e(n);t&&Md(i,"attrs/body/refPoints",t)}return i}})})(rS||(rS={}));eS("polygon",{},{parent:rS}),eS("polyline",{},{parent:rS});var sS=function(t,e){var n={};for(var i in t)Object.prototype.hasOwnProperty.call(t,i)&&e.indexOf(i)<0&&(n[i]=t[i]);if(null!=t&&"function"===typeof Object.getOwnPropertySymbols){var r=0;for(i=Object.getOwnPropertySymbols(t);r<i.length;r++)e.indexOf(i[r])<0&&Object.prototype.propertyIsEnumerable.call(t,i[r])&&(n[i[r]]=t[i[r]])}return n};LM.define({shape:"path",markup:[{tagName:"rect",selector:"bg"},{tagName:"path",selector:"body"},{tagName:"text",selector:"label"}],attrs:{bg:{refWidth:"100%",refHeight:"100%",fill:"none",stroke:"none",pointerEvents:"all"},body:{fill:"none",stroke:"#000",strokeWidth:2}},propHooks(t){const{path:e}=t,n=sS(t,["path"]);return e&&Md(n,"attrs/body/refD",e),n}});var oS=function(t,e){var n={};for(var i in t)Object.prototype.hasOwnProperty.call(t,i)&&e.indexOf(i)<0&&(n[i]=t[i]);if(null!=t&&"function"===typeof Object.getOwnPropertySymbols){var r=0;for(i=Object.getOwnPropertySymbols(t);r<i.length;r++)e.indexOf(i[r])<0&&Object.prototype.propertyIsEnumerable.call(t,i[r])&&(n[i[r]]=t[i[r]])}return n};LM.define({shape:"text-block",markup:[{tagName:"rect",selector:"body"},et.SUPPORT_FOREIGNOBJECT?{tagName:"foreignObject",selector:"foreignObject",children:[{tagName:"div",ns:by.xhtml,selector:"label",style:{width:"100%",height:"100%",position:"static",backgroundColor:"transparent",textAlign:"center",margin:0,padding:"0px 5px",boxSizing:"border-box",display:"flex",alignItems:"center",justifyContent:"center"}}]}:{tagName:"text",selector:"label",attrs:{textAnchor:"middle"}}],attrs:{body:Object.assign(Object.assign({},LM.bodyAttr),{refWidth:"100%",refHeight:"100%"}),foreignObject:{refWidth:"100%",refHeight:"100%"},label:{style:{fontSize:14}}},propHooks(t){const{text:e}=t,n=oS(t,["text"]);return e&&Md(n,"attrs/label/text",e),n},attrHooks:{text:{set(t,{cell:e,view:n,refBBox:i,elem:r,attrs:s}){if(!(r instanceof HTMLElement)){const o=s.style||{},a={text:t,width:-5,height:"100%"},l=Object.assign({textVerticalAnchor:"middle"},o),c=AC.presets.textWrap;return ey(c.set,this,a,{cell:e,view:n,elem:r,refBBox:i,attrs:l}),{fill:o.color||null}}r.textContent=t},position(t,{refBBox:e,elem:n}){if(n instanceof SVGElement)return e.getCenter()}}}}),eS("image",{attrs:{image:{refWidth:"100%",refHeight:"100%"}},propHooks:BM()},{selector:"image"}),eS("image-bordered",{markup:[{tagName:"rect",selector:"background",attrs:{stroke:"none"}},{tagName:"image",selector:"image"},{tagName:"rect",selector:"border",attrs:{fill:"none"}},{tagName:"text",selector:"label"}],attrs:{background:{refWidth:-1,refHeight:-1,x:.5,y:.5,fill:"#ffffff"},border:{refWidth:"100%",refHeight:"100%",stroke:"#333333",strokeWidth:2},image:{refWidth:-1,refHeight:-1,x:.5,y:.5}},propHooks:BM()}),eS("image-embedded",{markup:[{tagName:"rect",selector:"body"},{tagName:"image",selector:"image"},{tagName:"text",selector:"label"}],attrs:{body:{refWidth:"100%",refHeight:"100%",stroke:"#333333",fill:"#FFFFFF",strokeWidth:2},image:{refWidth:"30%",refHeight:-20,x:10,y:10,preserveAspectRatio:"xMidYMin"}},propHooks:BM()}),eS("image-inscribed",{propHooks:BM(),markup:[{tagName:"ellipse",selector:"background"},{tagName:"image",selector:"image"},{tagName:"ellipse",selector:"border",attrs:{fill:"none"}},{tagName:"text",selector:"label"}],attrs:{border:{refRx:"50%",refRy:"50%",refCx:"50%",refCy:"50%",stroke:"#333333",strokeWidth:2},background:{refRx:"50%",refRy:"50%",refCx:"50%",refCy:"50%",fill:"#ffffff"},image:{refWidth:"68%",refHeight:"68%",refX:"16%",refY:"16%",preserveAspectRatio:"xMidYMid"}}});const aS=GM.define({shape:"edge",markup:[{tagName:"path",selector:"wrap",groupSelector:"lines",attrs:{fill:"none",cursor:"pointer",stroke:"transparent",strokeLinecap:"round"}},{tagName:"path",selector:"line",groupSelector:"lines",attrs:{fill:"none",pointerEvents:"none"}}],attrs:{lines:{connection:!0,strokeLinejoin:"round"},wrap:{strokeWidth:10},line:{stroke:"#333",strokeWidth:2,targetMarker:"classic"}}});GM.define({shape:"shadow-edge",markup:[{tagName:"path",selector:"shadow",attrs:{fill:"none"}},{tagName:"path",selector:"line",attrs:{fill:"none",cursor:"pointer"}}],attrs:{line:{connection:!0,stroke:"#FF0000",strokeWidth:20,strokeLinejoin:"round",targetMarker:{name:"path",stroke:"none",d:"M 0 -10 -10 0 0 10 z",offsetX:-5},sourceMarker:{name:"path",stroke:"none",d:"M -10 -10 0 0 -10 10 0 10 0 -10 z",offsetX:-5}},shadow:{connection:!0,refX:3,refY:6,stroke:"#000000",strokeOpacity:.2,strokeWidth:20,strokeLinejoin:"round",targetMarker:{name:"path",d:"M 0 -10 -10 0 0 10 z",stroke:"none",offsetX:-5},sourceMarker:{name:"path",stroke:"none",d:"M -10 -10 0 0 -10 10 0 10 0 -10 z",offsetX:-5}}}}),GM.define({shape:"double-edge",markup:[{tagName:"path",selector:"outline",attrs:{fill:"none"}},{tagName:"path",selector:"line",attrs:{fill:"none",cursor:"pointer"}}],attrs:{line:{connection:!0,stroke:"#dddddd",strokeWidth:4,strokeLinejoin:"round",targetMarker:{tagName:"path",stroke:"#000000",d:"M 10 -3 10 -10 -2 0 10 10 10 3"}},outline:{connection:!0,stroke:"#000000",strokeWidth:6,strokeLinejoin:"round"}}});class lS extends LM{get html(){return this.getHTML()}set html(t){this.setHTML(t)}getHTML(){return this.store.get("html")}setHTML(t,e={}){return null==t?this.removeHTML(e):this.store.set("html",t,e),this}removeHTML(t={}){return this.store.remove("html",t)}}(function(t){class e extends WM{init(){super.init(),this.cell.on("change:*",(()=>{const t=this.graph.hook.shouldUpdateHTMLComponent(this.cell);t&&this.renderHTMLComponent()}))}confirmUpdate(t){const n=super.confirmUpdate(t);return this.handleAction(n,e.action,(()=>this.renderHTMLComponent()))}renderHTMLComponent(){const t=this.selectors.foContent;if(t){const e=this.$(t).empty(),n=this.graph.hook.getHTMLComponent(this.cell);n&&("string"===typeof n?e.html(n):e.append(n))}}}t.View=e,function(t){t.action="html",t.config({bootstrap:[t.action],actions:{html:t.action}}),WM.registry.register("html-view",t)}(e=t.View||(t.View={}))})(lS||(lS={})),function(t){t.config({view:"html-view",markup:[{tagName:"rect",selector:"body"},Object.assign({},hE.getForeignObjectMarkup()),{tagName:"text",selector:"label"}],attrs:{body:{fill:"none",stroke:"none",refWidth:"100%",refHeight:"100%"},fo:{refWidth:"100%",refHeight:"100%"}}}),NM.registry.register("html",t)}(lS||(lS={})),function(t){t.componentRegistry=Yv.create({type:"html componnet"})}(lS||(lS={}));var cS=function(t,e,n,i){var r,s=arguments.length,o=s<3?e:null===i?i=Object.getOwnPropertyDescriptor(e,n):i;if("object"===typeof Reflect&&"function"===typeof Reflect.decorate)o=Reflect.decorate(t,e,n,i);else for(var a=t.length-1;a>=0;a--)(r=t[a])&&(o=(s<3?r(o):s>3?r(e,n,o):r(e,n))||o);return s>3&&o&&Object.defineProperty(e,n,o),o};class hS extends Wx{constructor(t){super(),this.delay=10,this.throttle=2,this.threshold=5,this.changeCount=0,this.timestamp=0,this.options=Object.assign(Object.assign({},hS.defaultOptions),t),this.graph.model.on("cell:change:*",this.onModelChanged,this)}get graph(){return this.options.graph}onModelChanged(){if(this.disabled)return;const t=(new Date).getTime(),e=(t-this.timestamp)/1e3;e>this.delay||this.changeCount>=this.threshold&&e>this.throttle?(this.save(),this.reset()):this.changeCount+=1}save(){this.trigger("save")}reset(){this.changeCount=0,this.timestamp=(new Date).getTime()}dispose(){this.graph.model.off("cell:change:*",this.onModelChanged,this)}}cS([Wx.dispose()],hS.prototype,"dispose",null),function(t){t.defaultOptions={delay:10,throttle:2,threshold:5}}(hS||(hS={}));class uS extends Gx{constructor(t){super(),this.graph=t,this.init()}get options(){return this.graph.options}get model(){return this.graph.model}get view(){return this.graph.view}init(){}}var dS,pS=function(t,e,n,i){var r,s=arguments.length,o=s<3?e:null===i?i=Object.getOwnPropertyDescriptor(e,n):i;if("object"===typeof Reflect&&"function"===typeof Reflect.decorate)o=Reflect.decorate(t,e,n,i);else for(var a=t.length-1;a>=0;a--)(r=t[a])&&(o=(s<3?r(o):s>3?r(e,n,o):r(e,n))||o);return s>3&&o&&Object.defineProperty(e,n,o),o};class gS extends eE{constructor(t){super(),this.graph=t;const{selectors:e,fragment:n}=hE.parseJSONMarkup(gS.markup);this.background=e.background,this.grid=e.grid,this.svg=e.svg,this.defs=e.defs,this.viewport=e.viewport,this.primer=e.primer,this.stage=e.stage,this.decorator=e.decorator,this.overlay=e.overlay,this.container=this.options.container,this.restore=gS.snapshoot(this.container),this.$(this.container).addClass(this.prefixClassName("graph")).append(n),this.delegateEvents()}get model(){return this.graph.model}get options(){return this.graph.options}delegateEvents(){const t=this.constructor;return super.delegateEvents(t.events),this}guard(t,e){return"mousedown"===t.type&&2===t.button||(!(!this.options.guard||!this.options.guard(t,e))||(t.data&&void 0!==t.data.guarded?t.data.guarded:!(e&&e.cell&&OM.isCell(e.cell))&&(this.svg!==t.target&&this.container!==t.target&&!Q().contains(this.svg,t.target))))}findView(t){return this.graph.renderer.findViewByElem(t)}onDblClick(t){this.options.preventDefaultDblClick&&t.preventDefault();const e=this.normalizeEvent(t),n=this.findView(e.target);if(this.guard(e,n))return;const i=this.graph.snapToGrid(e.clientX,e.clientY);n?n.onDblClick(e,i.x,i.y):this.graph.trigger("blank:dblclick",{e:e,x:i.x,y:i.y})}onClick(t){if(this.getMouseMovedCount(t)<=this.options.clickThreshold){const e=this.normalizeEvent(t),n=this.findView(e.target);if(this.guard(e,n))return;const i=this.graph.snapToGrid(e.clientX,e.clientY);n?n.onClick(e,i.x,i.y):this.graph.trigger("blank:click",{e:e,x:i.x,y:i.y})}}onContextMenu(t){this.options.preventDefaultContextMenu&&t.preventDefault();const e=this.normalizeEvent(t),n=this.findView(e.target);if(this.guard(e,n))return;const i=this.graph.snapToGrid(e.clientX,e.clientY);n?n.onContextMenu(e,i.x,i.y):this.graph.trigger("blank:contextmenu",{e:e,x:i.x,y:i.y})}delegateDragEvents(t,e){null==t.data&&(t.data={}),this.setEventData(t,{currentView:e||null,mouseMovedCount:0,startPosition:{x:t.clientX,y:t.clientY}});const n=this.constructor;this.delegateDocumentEvents(n.documentEvents,t.data),this.undelegateEvents()}getMouseMovedCount(t){const e=this.getEventData(t);return e.mouseMovedCount||0}onMouseDown(t){const e=this.normalizeEvent(t),n=this.findView(e.target);if(this.guard(e,n))return;this.options.preventDefaultMouseDown&&e.preventDefault();const i=this.graph.snapToGrid(e.clientX,e.clientY);n?n.onMouseDown(e,i.x,i.y):(this.options.preventDefaultBlankAction&&e.preventDefault(),this.graph.trigger("blank:mousedown",{e:e,x:i.x,y:i.y})),this.delegateDragEvents(e,n)}onMouseMove(t){const e=this.getEventData(t),n=e.startPosition;if(n&&n.x===t.clientX&&n.y===t.clientY)return;null==e.mouseMovedCount&&(e.mouseMovedCount=0),e.mouseMovedCount+=1;const i=e.mouseMovedCount;if(i<=this.options.moveThreshold)return;const r=this.normalizeEvent(t),s=this.graph.snapToGrid(r.clientX,r.clientY),o=e.currentView;o?o.onMouseMove(r,s.x,s.y):this.graph.trigger("blank:mousemove",{e:r,x:s.x,y:s.y}),this.setEventData(r,e)}onMouseUp(t){this.undelegateDocumentEvents();const e=this.normalizeEvent(t),n=this.graph.snapToGrid(e.clientX,e.clientY),i=this.getEventData(t),r=i.currentView;r?r.onMouseUp(e,n.x,n.y):this.graph.trigger("blank:mouseup",{e:e,x:n.x,y:n.y}),t.isPropagationStopped()||this.onClick(Q().Event(t,{type:"click",data:t.data})),t.stopImmediatePropagation(),this.delegateEvents()}onMouseOver(t){const e=this.normalizeEvent(t),n=this.findView(e.target);if(!this.guard(e,n))if(n)n.onMouseOver(e);else{if(this.container===e.target)return;this.graph.trigger("blank:mouseover",{e:e})}}onMouseOut(t){const e=this.normalizeEvent(t),n=this.findView(e.target);if(!this.guard(e,n))if(n)n.onMouseOut(e);else{if(this.container===e.target)return;this.graph.trigger("blank:mouseout",{e:e})}}onMouseEnter(t){const e=this.normalizeEvent(t),n=this.findView(e.target);if(this.guard(e,n))return;const i=this.graph.renderer.findViewByElem(e.relatedTarget);if(n){if(i===n)return;n.onMouseEnter(e)}else{if(i)return;this.graph.trigger("graph:mouseenter",{e:e})}}onMouseLeave(t){const e=this.normalizeEvent(t),n=this.findView(e.target);if(this.guard(e,n))return;const i=this.graph.renderer.findViewByElem(e.relatedTarget);if(n){if(i===n)return;n.onMouseLeave(e)}else{if(i)return;this.graph.trigger("graph:mouseleave",{e:e})}}onMouseWheel(t){const e=this.normalizeEvent(t),n=this.findView(e.target);if(this.guard(e,n))return;const i=e.originalEvent,r=this.graph.snapToGrid(i.clientX,i.clientY),s=Math.max(-1,Math.min(1,i.wheelDelta||-i.detail));n?n.onMouseWheel(e,r.x,r.y,s):this.graph.trigger("blank:mousewheel",{e:e,delta:s,x:r.x,y:r.y})}onCustomEvent(t){const e=t.currentTarget,n=e.getAttribute("event")||e.getAttribute("data-event");if(n){const i=this.findView(e);if(i){const e=this.normalizeEvent(t);if(this.guard(e,i))return;const r=this.graph.snapToGrid(e.clientX,e.clientY);i.onCustomEvent(e,n,r.x,r.y)}}}handleMagnetEvent(t,e){const n=t.currentTarget,i=n.getAttribute("magnet");if(i&&"false"!==i.toLowerCase()){const i=this.findView(n);if(i){const r=this.normalizeEvent(t);if(this.guard(r,i))return;const s=this.graph.snapToGrid(r.clientX,r.clientY);ey(e,this.graph,i,r,n,s.x,s.y)}}}onMagnetMouseDown(t){this.handleMagnetEvent(t,((t,e,n,i,r)=>{t.onMagnetMouseDown(e,n,i,r)}))}onMagnetDblClick(t){this.handleMagnetEvent(t,((t,e,n,i,r)=>{t.onMagnetDblClick(e,n,i,r)}))}onMagnetContextMenu(t){this.options.preventDefaultContextMenu&&t.preventDefault(),this.handleMagnetEvent(t,((t,e,n,i,r)=>{t.onMagnetContextMenu(e,n,i,r)}))}onLabelMouseDown(t){const e=t.currentTarget,n=this.findView(e);if(n){const e=this.normalizeEvent(t);if(this.guard(e,n))return;const i=this.graph.snapToGrid(e.clientX,e.clientY);n.onLabelMouseDown(e,i.x,i.y)}}onImageDragStart(){return!1}dispose(){this.undelegateEvents(),this.undelegateDocumentEvents(),this.restore(),this.restore=()=>{}}}pS([eE.dispose()],gS.prototype,"dispose",null),function(t){const e=`${KC.prefixCls}-graph`;function n(t){const e=t.cloneNode();return t.childNodes.forEach((t=>e.appendChild(t))),()=>{Ny(t);while(t.attributes.length>0)t.removeAttribute(t.attributes[0].name);for(let n=0,i=e.attributes.length;n<i;n+=1){const i=e.attributes[n];t.setAttribute(i.name,i.value)}e.childNodes.forEach((e=>t.appendChild(e)))}}t.markup=[{ns:by.xhtml,tagName:"div",selector:"background",className:`${e}-background`},{ns:by.xhtml,tagName:"div",selector:"grid",className:`${e}-grid`},{ns:by.svg,tagName:"svg",selector:"svg",className:`${e}-svg`,attrs:{width:"100%",height:"100%","xmlns:xlink":by.xlink},children:[{tagName:"defs",selector:"defs"},{tagName:"g",selector:"viewport",className:`${e}-svg-viewport`,children:[{tagName:"g",selector:"primer",className:`${e}-svg-primer`},{tagName:"g",selector:"stage",className:`${e}-svg-stage`},{tagName:"g",selector:"decorator",className:`${e}-svg-decorator`},{tagName:"g",selector:"overlay",className:`${e}-svg-overlay`}]}]}],t.snapshoot=n}(gS||(gS={})),function(t){const e=KC.prefixCls;t.events={dblclick:"onDblClick",contextmenu:"onContextMenu",touchstart:"onMouseDown",mousedown:"onMouseDown",mouseover:"onMouseOver",mouseout:"onMouseOut",mouseenter:"onMouseEnter",mouseleave:"onMouseLeave",mousewheel:"onMouseWheel",DOMMouseScroll:"onMouseWheel",[`mouseenter  .${e}-cell`]:"onMouseEnter",[`mouseleave  .${e}-cell`]:"onMouseLeave",[`mouseenter  .${e}-cell-tools`]:"onMouseEnter",[`mouseleave  .${e}-cell-tools`]:"onMouseLeave",[`mousedown   .${e}-cell [event]`]:"onCustomEvent",[`touchstart  .${e}-cell [event]`]:"onCustomEvent",[`mousedown   .${e}-cell [data-event]`]:"onCustomEvent",[`touchstart  .${e}-cell [data-event]`]:"onCustomEvent",[`dblclick    .${e}-cell [magnet]`]:"onMagnetDblClick",[`contextmenu .${e}-cell [magnet]`]:"onMagnetContextMenu",[`mousedown   .${e}-cell [magnet]`]:"onMagnetMouseDown",[`touchstart  .${e}-cell [magnet]`]:"onMagnetMouseDown",[`dblclick    .${e}-cell [data-magnet]`]:"onMagnetDblClick",[`contextmenu .${e}-cell [data-magnet]`]:"onMagnetContextMenu",[`mousedown   .${e}-cell [data-magnet]`]:"onMagnetMouseDown",[`touchstart  .${e}-cell [data-magnet]`]:"onMagnetMouseDown",[`dragstart   .${e}-cell image`]:"onImageDragStart",[`mousedown   .${e}-edge .${e}-edge-label`]:"onLabelMouseDown",[`touchstart  .${e}-edge .${e}-edge-label`]:"onLabelMouseDown"},t.documentEvents={mousemove:"onMouseMove",touchmove:"onMouseMove",mouseup:"onMouseUp",touchend:"onMouseUp",touchcancel:"onMouseUp"}}(gS||(gS={})),function(t){function e(t,e){return(n,i,r)=>{const s=r.value;r.value=function(...n){const r=this.scroller.widget;if(null==r){const n=`Shoule enable scroller to use method '${i}'`;if(!1!==t)throw console.error(n),new Error(n);return!1!==e&&console.warn(n),this}return s.call(this,...n)}}}t.checkScroller=e}(dS||(dS={}));const fS=".x6-graph {\n  position: relative;\n  outline: none;\n}\n.x6-graph-background,\n.x6-graph-grid,\n.x6-graph-svg {\n  position: absolute;\n  top: 0;\n  right: 0;\n  bottom: 0;\n  left: 0;\n}\n.x6-graph-background-stage,\n.x6-graph-grid-stage,\n.x6-graph-svg-stage {\n  user-select: none;\n}\n.x6-graph.x6-graph-pannable {\n  cursor: grab;\n  cursor: -moz-grab;\n  cursor: -webkit-grab;\n}\n.x6-graph.x6-graph-panning {\n  cursor: grabbing;\n  cursor: -moz-grabbing;\n  cursor: -webkit-grabbing;\n  user-select: none;\n}\n.x6-node {\n  cursor: move;\n  /* stylelint-disable-next-line */\n}\n.x6-node.x6-node-immovable {\n  cursor: default;\n}\n.x6-node * {\n  -webkit-user-drag: none;\n}\n.x6-node .scalable * {\n  vector-effect: non-scaling-stroke;\n}\n.x6-node [magnet='true'] {\n  cursor: crosshair;\n  transition: opacity 0.3s;\n}\n.x6-node [magnet='true']:hover {\n  opacity: 0.7;\n}\n.x6-node foreignObject {\n  display: block;\n  overflow: visible;\n  background-color: transparent;\n}\n.x6-node foreignObject > body {\n  position: static;\n  width: 100%;\n  height: 100%;\n  margin: 0;\n  padding: 0;\n  overflow: visible;\n  background-color: transparent;\n}\n.x6-edge .source-marker,\n.x6-edge .target-marker {\n  vector-effect: non-scaling-stroke;\n}\n.x6-edge .connection {\n  stroke-linejoin: round;\n  fill: none;\n}\n.x6-edge .connection-wrap {\n  cursor: move;\n  opacity: 0;\n  fill: none;\n  stroke: #000;\n  stroke-width: 15;\n  stroke-linecap: round;\n  stroke-linejoin: round;\n}\n.x6-edge .connection-wrap:hover {\n  opacity: 0.4;\n  stroke-opacity: 0.4;\n}\n.x6-edge .vertices {\n  cursor: move;\n  opacity: 0;\n}\n.x6-edge .vertices .vertex {\n  fill: #1abc9c;\n}\n.x6-edge .vertices .vertex :hover {\n  fill: #34495e;\n  stroke: none;\n}\n.x6-edge .vertices .vertex-remove {\n  cursor: pointer;\n  fill: #fff;\n}\n.x6-edge .vertices .vertex-remove-area {\n  cursor: pointer;\n  opacity: 0.1;\n}\n.x6-edge .vertices .vertex-group:hover .vertex-remove-area {\n  opacity: 1;\n}\n.x6-edge .arrowheads {\n  cursor: move;\n  opacity: 0;\n}\n.x6-edge .arrowheads .arrowhead {\n  fill: #1abc9c;\n}\n.x6-edge .arrowheads .arrowhead :hover {\n  fill: #f39c12;\n  stroke: none;\n}\n.x6-edge .tools {\n  cursor: pointer;\n  opacity: 0;\n}\n.x6-edge .tools .tool-options {\n  display: none;\n}\n.x6-edge .tools .tool-remove circle {\n  fill: #f00;\n}\n.x6-edge .tools .tool-remove path {\n  fill: #fff;\n}\n.x6-edge:hover .vertices,\n.x6-edge:hover .arrowheads,\n.x6-edge:hover .tools {\n  opacity: 1;\n}\n.x6-highlight-opacity {\n  opacity: 0.3;\n}\n@keyframes halo-pie-visibility {\n  0% {\n    visibility: hidden;\n  }\n  100% {\n    visibility: visible;\n  }\n}\n@keyframes halo-pie-opening {\n  0% {\n    transform: scale(0.4) rotate(-20deg);\n  }\n  100% {\n    transform: scale(1) rotate(0);\n  }\n}\n.x6-widget-handle {\n  position: absolute;\n  width: 20px;\n  height: 20px;\n  background-color: transparent;\n  background-repeat: no-repeat;\n  background-position: 0 0;\n  background-size: 20px 20px;\n  cursor: pointer;\n  user-select: none;\n  pointer-events: auto;\n  -webkit-user-drag: none;\n  user-drag: none;\n  /* stylelint-disable-line */\n}\n.x6-widget-handle.hidden {\n  display: none;\n}\n.x6-widget-handle-selected {\n  background-color: rgba(0, 0, 0, 0.1);\n  border-radius: 3px;\n}\n.x6-widget-handle-remove {\n  background-image: url('data:image/svg+xml;charset=utf8,%3C%3Fxml%20version%3D%221.0%22%20encoding%3D%22utf-8%22%3F%3E%3C!DOCTYPE%20svg%20PUBLIC%20%22-%2F%2FW3C%2F%2FDTD%20SVG%201.1%2F%2FEN%22%20%22http%3A%2F%2Fwww.w3.org%2FGraphics%2FSVG%2F1.1%2FDTD%2Fsvg11.dtd%22%3E%3Csvg%20version%3D%221.1%22%20id%3D%22Layer_1%22%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%20xmlns%3Axlink%3D%22http%3A%2F%2Fwww.w3.org%2F1999%2Fxlink%22%20x%3D%220px%22%20y%3D%220px%22%20width%3D%2218.75px%22%20height%3D%2218.75px%22%20viewBox%3D%220%200%2018.75%2018.75%22%20enable-background%3D%22new%200%200%2018.75%2018.75%22%20xml%3Aspace%3D%22preserve%22%3E%3Cg%3E%3Cpath%20fill%3D%22%236A6C8A%22%20d%3D%22M15.386%2C3.365c-3.315-3.314-8.707-3.313-12.021%2C0c-3.314%2C3.315-3.314%2C8.706%2C0%2C12.02%20c3.314%2C3.314%2C8.707%2C3.314%2C12.021%2C0S18.699%2C6.68%2C15.386%2C3.365L15.386%2C3.365z%20M4.152%2C14.598C1.273%2C11.719%2C1.273%2C7.035%2C4.153%2C4.154%20c2.88-2.88%2C7.563-2.88%2C10.443%2C0c2.881%2C2.88%2C2.881%2C7.562%2C0%2C10.443C11.716%2C17.477%2C7.032%2C17.477%2C4.152%2C14.598L4.152%2C14.598z%22%2F%3E%3Cpath%20fill%3D%22%236A6C8A%22%20d%3D%22M12.157%2C11.371L7.38%2C6.593C7.162%2C6.375%2C6.809%2C6.375%2C6.592%2C6.592c-0.218%2C0.219-0.218%2C0.572%2C0%2C0.79%20l4.776%2C4.776c0.218%2C0.219%2C0.571%2C0.219%2C0.79%2C0C12.375%2C11.941%2C12.375%2C11.588%2C12.157%2C11.371L12.157%2C11.371z%22%2F%3E%3Cpath%20fill%3D%22%236A6C8A%22%20d%3D%22M11.369%2C6.593l-4.777%2C4.778c-0.217%2C0.217-0.217%2C0.568%2C0%2C0.787c0.219%2C0.219%2C0.571%2C0.217%2C0.788%2C0l4.777-4.777%20c0.218-0.218%2C0.218-0.571%2C0.001-0.789C11.939%2C6.375%2C11.587%2C6.375%2C11.369%2C6.593L11.369%2C6.593z%22%2F%3E%3C%2Fg%3E%3C%2Fsvg%3E%20');\n  cursor: pointer;\n}\n.x6-widget-handle-remove:hover {\n  background-image: url('data:image/svg+xml;charset=utf8,%3C%3Fxml%20version%3D%221.0%22%20encoding%3D%22utf-8%22%3F%3E%3C!DOCTYPE%20svg%20PUBLIC%20%22-%2F%2FW3C%2F%2FDTD%20SVG%201.1%2F%2FEN%22%20%22http%3A%2F%2Fwww.w3.org%2FGraphics%2FSVG%2F1.1%2FDTD%2Fsvg11.dtd%22%3E%3Csvg%20version%3D%221.1%22%20id%3D%22Layer_1%22%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%20xmlns%3Axlink%3D%22http%3A%2F%2Fwww.w3.org%2F1999%2Fxlink%22%20x%3D%220px%22%20y%3D%220px%22%20width%3D%2218.75px%22%20height%3D%2218.75px%22%20viewBox%3D%220%200%2018.75%2018.75%22%20enable-background%3D%22new%200%200%2018.75%2018.75%22%20xml%3Aspace%3D%22preserve%22%3E%3Cg%3E%3Cpath%20fill%3D%22%236A6C8A%22%20d%3D%22M15.386%2C3.365c-3.315-3.314-8.707-3.313-12.021%2C0c-3.314%2C3.315-3.314%2C8.706%2C0%2C12.02%20c3.314%2C3.314%2C8.707%2C3.314%2C12.021%2C0S18.699%2C6.68%2C15.386%2C3.365L15.386%2C3.365z%22%2F%3E%3Cpath%20fill%3D%22%23FFFFFF%22%20d%3D%22M12.157%2C11.371L7.38%2C6.593C7.162%2C6.375%2C6.809%2C6.375%2C6.592%2C6.592c-0.218%2C0.219-0.218%2C0.572%2C0%2C0.79%20l4.776%2C4.776c0.218%2C0.219%2C0.571%2C0.219%2C0.79%2C0C12.375%2C11.941%2C12.375%2C11.588%2C12.157%2C11.371L12.157%2C11.371z%22%2F%3E%3Cpath%20fill%3D%22%23FFFFFF%22%20d%3D%22M11.369%2C6.593l-4.777%2C4.778c-0.217%2C0.217-0.217%2C0.568%2C0%2C0.787c0.219%2C0.219%2C0.571%2C0.217%2C0.788%2C0l4.777-4.777%20c0.218-0.218%2C0.218-0.571%2C0.001-0.789C11.939%2C6.375%2C11.587%2C6.375%2C11.369%2C6.593L11.369%2C6.593z%22%2F%3E%3C%2Fg%3E%3C%2Fsvg%3E%20');\n}\n.x6-widget-handle-rotate {\n  background-image: url('data:image/svg+xml;charset=utf8,%3C%3Fxml%20version%3D%221.0%22%20encoding%3D%22utf-8%22%3F%3E%3C!DOCTYPE%20svg%20PUBLIC%20%22-%2F%2FW3C%2F%2FDTD%20SVG%201.1%2F%2FEN%22%20%22http%3A%2F%2Fwww.w3.org%2FGraphics%2FSVG%2F1.1%2FDTD%2Fsvg11.dtd%22%3E%3Csvg%20version%3D%221.1%22%20id%3D%22Layer_1%22%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%20xmlns%3Axlink%3D%22http%3A%2F%2Fwww.w3.org%2F1999%2Fxlink%22%20x%3D%220px%22%20y%3D%220px%22%20width%3D%2218.75px%22%20height%3D%2218.75px%22%20viewBox%3D%220%200%2018.75%2018.75%22%20enable-background%3D%22new%200%200%2018.75%2018.75%22%20xml%3Aspace%3D%22preserve%22%3E%3Cpath%20fill%3D%22%236A6C8A%22%20d%3D%22M9.374%2C17.592c-4.176%2C0-7.57-3.401-7.57-7.575c0-4.175%2C3.395-7.574%2C7.57-7.574c0.28%2C0%2C0.56%2C0.018%2C0.837%2C0.05%20V1.268c0-0.158%2C0.099-0.3%2C0.239-0.36c0.151-0.058%2C0.315-0.026%2C0.428%2C0.086l2.683%2C2.688c0.152%2C0.154%2C0.152%2C0.399%2C0%2C0.553l-2.68%2C2.693%20c-0.115%2C0.112-0.279%2C0.147-0.431%2C0.087c-0.141-0.063-0.239-0.205-0.239-0.361V5.296C9.934%2C5.243%2C9.654%2C5.22%2C9.374%2C5.22%20c-2.646%2C0-4.796%2C2.152-4.796%2C4.797s2.154%2C4.798%2C4.796%2C4.798c2.645%2C0%2C4.798-2.153%2C4.798-4.798c0-0.214%2C0.174-0.391%2C0.391-0.391h1.991%20c0.217%2C0%2C0.394%2C0.177%2C0.394%2C0.391C16.947%2C14.19%2C13.549%2C17.592%2C9.374%2C17.592L9.374%2C17.592z%20M9.374%2C17.592%22%2F%3E%3C%2Fsvg%3E%20');\n  cursor: move;\n}\n.x6-widget-handle-rotate:hover {\n  background-image: url('data:image/svg+xml;charset=utf8,%3C%3Fxml%20version%3D%221.0%22%20encoding%3D%22utf-8%22%3F%3E%3C!DOCTYPE%20svg%20PUBLIC%20%22-%2F%2FW3C%2F%2FDTD%20SVG%201.1%2F%2FEN%22%20%22http%3A%2F%2Fwww.w3.org%2FGraphics%2FSVG%2F1.1%2FDTD%2Fsvg11.dtd%22%3E%3Csvg%20version%3D%221.1%22%20id%3D%22Layer_1%22%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%20xmlns%3Axlink%3D%22http%3A%2F%2Fwww.w3.org%2F1999%2Fxlink%22%20x%3D%220px%22%20y%3D%220px%22%20width%3D%2218.75px%22%20height%3D%2218.75px%22%20viewBox%3D%220%200%2018.75%2018.75%22%20enable-background%3D%22new%200%200%2018.75%2018.75%22%20xml%3Aspace%3D%22preserve%22%3E%3Cpath%20fill%3D%22%23FD6EB6%22%20d%3D%22M9.374%2C17.592c-4.176%2C0-7.57-3.401-7.57-7.575c0-4.175%2C3.395-7.574%2C7.57-7.574c0.28%2C0%2C0.56%2C0.018%2C0.837%2C0.05%20V1.268c0-0.158%2C0.099-0.3%2C0.239-0.36c0.151-0.058%2C0.315-0.026%2C0.428%2C0.086l2.683%2C2.688c0.152%2C0.154%2C0.152%2C0.399%2C0%2C0.553l-2.68%2C2.693%20c-0.115%2C0.112-0.279%2C0.147-0.431%2C0.087c-0.141-0.063-0.239-0.205-0.239-0.361V5.296C9.934%2C5.243%2C9.654%2C5.22%2C9.374%2C5.22%20c-2.646%2C0-4.796%2C2.152-4.796%2C4.797s2.154%2C4.798%2C4.796%2C4.798c2.645%2C0%2C4.798-2.153%2C4.798-4.798c0-0.214%2C0.174-0.391%2C0.391-0.391h1.991%20c0.217%2C0%2C0.394%2C0.177%2C0.394%2C0.391C16.947%2C14.19%2C13.549%2C17.592%2C9.374%2C17.592L9.374%2C17.592z%20M9.374%2C17.592%22%2F%3E%3C%2Fsvg%3E%20');\n}\n.x6-widget-handle-resize {\n  background-image: 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.x6-widget-handle-animate .x6-widget-handle {\n  transition: background-size 80ms, width 80ms, height 80ms, top 150ms, left 150ms, bottom 150ms, right 150ms;\n}\n.x6-widget-handle-surround .x6-widget-handle-pos-se {\n  right: -25px;\n  bottom: -25px;\n}\n.x6-widget-handle-surround .x6-widget-handle-pos-nw {\n  top: -21px;\n  left: -25px;\n}\n.x6-widget-handle-surround .x6-widget-handle-pos-n {\n  top: -22px;\n  left: 50%;\n  margin-left: -10px;\n}\n.x6-widget-handle-surround .x6-widget-handle-pos-e {\n  top: -webkit-calc(40%);\n  top: calc(50% - 10px);\n  right: -25px;\n}\n.x6-widget-handle-surround .x6-widget-handle-pos-ne {\n  top: -21px;\n  right: -25px;\n}\n.x6-widget-handle-surround .x6-widget-handle-pos-w {\n  top: 50%;\n  left: -25px;\n  margin-top: -10px;\n}\n.x6-widget-handle-surround .x6-widget-handle-pos-sw {\n  bottom: -25px;\n  left: -25px;\n}\n.x6-widget-handle-surround .x6-widget-handle-pos-s {\n  bottom: -24px;\n  left: 50%;\n  margin-left: -10px;\n}\n.x6-widget-handle-surround .x6-widget-handle-small .x6-widget-handle {\n  width: 15px;\n  height: 15px;\n  font-size: 15px;\n  background-size: 15px 15px;\n}\n.x6-widget-handle-surround .x6-widget-handle-small .x6-widget-handle-pos-se {\n  right: -19px;\n  bottom: -19px;\n}\n.x6-widget-handle-surround .x6-widget-handle-small .x6-widget-handle-pos-nw {\n  top: -19px;\n  left: -19px;\n}\n.x6-widget-handle-surround .x6-widget-handle-small .x6-widget-handle-pos-n {\n  top: -19px;\n  margin-left: -7.5px;\n}\n.x6-widget-handle-surround .x6-widget-handle-small .x6-widget-handle-pos-e {\n  top: -webkit-calc(42%);\n  top: calc(50% - 8px);\n  right: -19px;\n}\n.x6-widget-handle-surround .x6-widget-handle-small .x6-widget-handle-pos-ne {\n  top: -19px;\n  right: -19px;\n}\n.x6-widget-handle-surround .x6-widget-handle-small .x6-widget-handle-pos-w {\n  left: -19px;\n  margin-top: -8px;\n}\n.x6-widget-handle-surround .x6-widget-handle-small .x6-widget-handle-pos-sw {\n  bottom: -19px;\n  left: -19px;\n}\n.x6-widget-handle-surround .x6-widget-handle-small .x6-widget-handle-pos-s {\n  bottom: -19px;\n  margin-left: -7.5px;\n}\n.x6-widget-handle-surround .x6-widget-handle-tiny .x6-widget-handle {\n  width: 10px;\n  height: 10px;\n  font-size: 10px;\n  background-size: 10px 10px;\n}\n.x6-widget-handle-surround .x6-widget-handle-tiny .x6-widget-handle-pos-se {\n  right: -15px;\n  bottom: -13px;\n}\n.x6-widget-handle-surround .x6-widget-handle-tiny .x6-widget-handle-pos-nw {\n  top: -13px;\n  left: -15px;\n}\n.x6-widget-handle-surround .x6-widget-handle-tiny .x6-widget-handle-pos-n {\n  top: -13px;\n  margin-left: -5px;\n}\n.x6-widget-handle-surround .x6-widget-handle-tiny .x6-widget-handle-pos-e {\n  top: -webkit-calc(45%);\n  top: calc(50% - 5px);\n  right: -15px;\n}\n.x6-widget-handle-surround .x6-widget-handle-tiny .x6-widget-handle-pos-ne {\n  top: -13px;\n  right: -15px;\n}\n.x6-widget-handle-surround .x6-widget-handle-tiny .x6-widget-handle-pos-w {\n  left: -15px;\n  margin-top: -5px;\n}\n.x6-widget-handle-surround .x6-widget-handle-tiny .x6-widget-handle-pos-sw {\n  bottom: -13px;\n  left: -15px;\n}\n.x6-widget-handle-surround .x6-widget-handle-tiny .x6-widget-handle-pos-s {\n  bottom: -13px;\n  margin-left: -5px;\n}\n.x6-widget-handle-toolbar {\n  position: absolute;\n  top: -50px;\n  display: table-row;\n  padding: 7px 5px;\n}\n.x6-widget-handle-toolbar::after {\n  position: absolute;\n  top: 100%;\n  left: 10px;\n  width: 0;\n  height: 0;\n  margin-top: 4px;\n  border-right: 10px solid transparent;\n  border-left: 10px solid transparent;\n  content: '';\n}\n.x6-widget-handle-toolbar .x6-widget-handle {\n  position: relative;\n  display: table-cell;\n  min-width: 20px;\n  margin: 0 2px;\n  background-position: 3px 3px;\n  background-size: 16px 16px;\n}\n.x6-widget-handle-toolbar .x6-widget-handle::after {\n  position: absolute;\n  bottom: -11px;\n  width: 100%;\n  content: '';\n}\n.x6-widget-handle-pie {\n  position: absolute;\n  top: -webkit-calc(0%);\n  top: calc(50% - 50px);\n  right: -50px;\n  z-index: 1;\n  display: none;\n  width: 100px;\n  height: 100px;\n  margin: -2px -2px 0 0;\n  border-radius: 50%;\n  cursor: default;\n  pointer-events: visiblePainted;\n}\n.x6-widget-handle-pie .x6-widget-handle {\n  width: 1px;\n  height: auto;\n  pointer-events: visiblePainted;\n}\n.x6-widget-handle-pie-slice-svg {\n  width: 100%;\n  height: 100%;\n  overflow: visible !important;\n}\n.x6-widget-handle-pie-slice-img,\n.x6-widget-handle-pie-slice-txt {\n  display: none;\n  pointer-events: none;\n}\n.x6-widget-handle-pie[data-pie-toggle-position='e'] {\n  top: calc(50% - 50px);\n  right: -50px;\n  left: auto;\n}\n.x6-widget-handle-pie[data-pie-toggle-position='w'] {\n  top: calc(50% - 50px);\n  right: auto;\n  left: -52px;\n}\n.x6-widget-handle-pie[data-pie-toggle-position='n'] {\n  top: -50px;\n  right: auto;\n  bottom: auto;\n  left: calc(50% - 52px);\n}\n.x6-widget-handle-pie[data-pie-toggle-position='s'] {\n  top: auto;\n  right: auto;\n  bottom: -52px;\n  left: calc(50% - 52px);\n}\n.x6-widget-handle-pie-opened {\n  display: block;\n  animation: halo-pie-visibility 0.1s, halo-pie-opening 0.1s;\n  animation-timing-function: step-end, ease;\n  animation-delay: 0s, 0.1s;\n}\n.x6-widget-handle-pie-toggle {\n  position: absolute;\n  top: -webkit-calc(35%);\n  top: calc(50% - 15px);\n  right: -15px;\n  z-index: 2;\n  display: block;\n  box-sizing: border-box;\n  width: 30px;\n  height: 30px;\n  background-repeat: no-repeat;\n  background-position: center;\n  background-size: 20px 20px;\n  border-radius: 50%;\n  cursor: pointer;\n  user-select: none;\n  pointer-events: visiblePainted;\n  -webkit-user-drag: none;\n  user-drag: none;\n  /* stylelint-disable-line */\n}\n.x6-widget-handle-pie-toggle-pos-e {\n  top: -webkit-calc(35%);\n  top: calc(50% - 15px);\n  right: -15px;\n  bottom: auto;\n  left: auto;\n}\n.x6-widget-handle-pie-toggle-pos-w {\n  top: -webkit-calc(35%);\n  top: calc(50% - 15px);\n  right: auto;\n  bottom: auto;\n  left: -15px;\n}\n.x6-widget-handle-pie-toggle-pos-n {\n  top: -15px;\n  right: auto;\n  bottom: auto;\n  left: -webkit-calc(35%);\n  left: calc(50% - 15px);\n}\n.x6-widget-handle-pie-toggle-pos-s {\n  top: auto;\n  right: auto;\n  bottom: -15px;\n  left: -webkit-calc(35%);\n  left: calc(50% - 15px);\n}\n.x6-widget-handle-pie-toggle-opened {\n  transition: 0.1s background-image;\n}\n.x6-widget-handle-toolbar {\n  position: static;\n  display: inline-block;\n  margin-top: -50px;\n  margin-left: 45px;\n  white-space: nowrap;\n  vertical-align: top;\n  background-color: #f5f5f5;\n  border-bottom: 3px solid #333;\n  border-radius: 5px;\n  box-shadow: 0 1px 2px #222;\n}\n.x6-widget-handle-toolbar::after {\n  top: -12px;\n  left: 55px;\n  margin-top: 0;\n  border-top: 6px solid #333;\n  border-right: 10px solid transparent;\n  border-left: 10px solid transparent;\n}\n.x6-widget-handle-toolbar .x6-widget-handle {\n  display: inline-block;\n  vertical-align: top;\n}\n.x6-widget-handle-toolbar .x6-widget-handle:hover::after {\n  border-bottom: 4px solid #fc6cb8;\n}\n.x6-widget-handle-toolbar .x6-widget-handle-rotate {\n  position: absolute;\n  top: 100%;\n  right: 100%;\n  margin-top: 3px;\n  margin-right: 6px;\n}\n.x6-widget-handle-toolbar .x6-widget-handle-remove:hover::after,\n.x6-widget-handle-toolbar .x6-widget-handle-rotate:hover::after {\n  border-bottom: none;\n}\n.x6-widget-handle-toolbar .x6-widget-handle + .x6-widget-handle {\n  margin-left: 4px;\n}\n.x6-widget-handle-pie {\n  box-sizing: content-box;\n  background-color: #f5f5f5;\n  border: 2px solid #404040;\n}\n.x6-widget-handle-pie-slice {\n  fill: transparent;\n  stroke: #e9e9e9;\n  stroke-width: 1;\n}\n.x6-widget-handle-pie-slice:hover {\n  fill: #fff;\n}\n.x6-widget-handle-pie-slice-img {\n  display: block;\n}\n.x6-widget-handle-selected .x6-widget-handle-pie-slice {\n  fill: #fff;\n}\n.x6-widget-handle-pie-toggle {\n  background-color: #f6f6f6;\n  background-image: url('data:image/svg+xml;charset=utf8,%3C%3Fxml%20version%3D%221.0%22%20%3F%3E%3C!DOCTYPE%20svg%20PUBLIC%20%22-%2F%2FW3C%2F%2FDTD%20SVG%201.1%2F%2FEN%22%20%22http%3A%2F%2Fwww.w3.org%2FGraphics%2FSVG%2F1.1%2FDTD%2Fsvg11.dtd%22%3E%3Csvg%20height%3D%2216px%22%20id%3D%22Layer_1%22%20style%3D%22enable-background%3Anew%200%200%2016%2016%3B%22%20version%3D%221.1%22%20viewBox%3D%220%200%2016%2016%22%20width%3D%2216px%22%20xml%3Aspace%3D%22preserve%22%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%20xmlns%3Axlink%3D%22http%3A%2F%2Fwww.w3.org%2F1999%2Fxlink%22%3E%3Cpath%20fill%3D%22%236A6C8A%22%20d%3D%22M15%2C6h-5V1c0-0.55-0.45-1-1-1H7C6.45%2C0%2C6%2C0.45%2C6%2C1v5H1C0.45%2C6%2C0%2C6.45%2C0%2C7v2c0%2C0.55%2C0.45%2C1%2C1%2C1h5v5c0%2C0.55%2C0.45%2C1%2C1%2C1h2%20c0.55%2C0%2C1-0.45%2C1-1v-5h5c0.55%2C0%2C1-0.45%2C1-1V7C16%2C6.45%2C15.55%2C6%2C15%2C6z%22%2F%3E%3C%2Fsvg%3E');\n  background-size: 16px 16px;\n  border: 2px solid #3b425f;\n}\n.x6-widget-handle-pie-toggle:hover {\n  background-color: #fff;\n  background-image: url('data:image/svg+xml;charset=utf8,%3C%3Fxml%20version%3D%221.0%22%20%3F%3E%3C!DOCTYPE%20svg%20PUBLIC%20%22-%2F%2FW3C%2F%2FDTD%20SVG%201.1%2F%2FEN%22%20%22http%3A%2F%2Fwww.w3.org%2FGraphics%2FSVG%2F1.1%2FDTD%2Fsvg11.dtd%22%3E%3Csvg%20height%3D%2216px%22%20id%3D%22Layer_1%22%20style%3D%22enable-background%3Anew%200%200%2016%2016%3B%22%20version%3D%221.1%22%20viewBox%3D%220%200%2016%2016%22%20width%3D%2216px%22%20xml%3Aspace%3D%22preserve%22%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%20xmlns%3Axlink%3D%22http%3A%2F%2Fwww.w3.org%2F1999%2Fxlink%22%3E%3Cpath%20fill%3D%22%23FD6EB6%22%20d%3D%22M15%2C6h-5V1c0-0.55-0.45-1-1-1H7C6.45%2C0%2C6%2C0.45%2C6%2C1v5H1C0.45%2C6%2C0%2C6.45%2C0%2C7v2c0%2C0.55%2C0.45%2C1%2C1%2C1h5v5c0%2C0.55%2C0.45%2C1%2C1%2C1h2%20c0.55%2C0%2C1-0.45%2C1-1v-5h5c0.55%2C0%2C1-0.45%2C1-1V7C16%2C6.45%2C15.55%2C6%2C15%2C6z%22%2F%3E%3C%2Fsvg%3E');\n  border-color: #fd6eb6;\n}\n.x6-widget-handle-pie-toggle-opened {\n  background-image: url('data:image/svg+xml;charset=utf8,%3C%3Fxml%20version%3D%221.0%22%20encoding%3D%22UTF-8%22%20standalone%3D%22no%22%3F%3E%3Csvg%20xmlns%3Adc%3D%22http%3A%2F%2Fpurl.org%2Fdc%2Felements%2F1.1%2F%22%20xmlns%3Acc%3D%22http%3A%2F%2Fcreativecommons.org%2Fns%23%22%20xmlns%3Ardf%3D%22http%3A%2F%2Fwww.w3.org%2F1999%2F02%2F22-rdf-syntax-ns%23%22%20xmlns%3Asvg%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%20version%3D%221.1%22%20width%3D%2216%22%20height%3D%2216%22%20viewBox%3D%220%200%2016%2016%22%20id%3D%22Layer_1%22%20xml%3Aspace%3D%22preserve%22%3E%3Cmetadata%20id%3D%22metadata9%22%3E%3Crdf%3ARDF%3E%3Ccc%3AWork%20rdf%3Aabout%3D%22%22%3E%3Cdc%3Aformat%3Eimage%2Fsvg%2Bxml%3C%2Fdc%3Aformat%3E%3Cdc%3Atype%20rdf%3Aresource%3D%22http%3A%2F%2Fpurl.org%2Fdc%2Fdcmitype%2FStillImage%22%20%2F%3E%3Cdc%3Atitle%3E%3C%2Fdc%3Atitle%3E%3C%2Fcc%3AWork%3E%3C%2Frdf%3ARDF%3E%3C%2Fmetadata%3E%3Cdefs%20id%3D%22defs7%22%20%2F%3E%3Cpath%20d%3D%22M%2015%2C6%2010%2C6%20C%201.0301983%2C6.00505%2015.002631%2C6.011353%206%2C6%20L%201%2C6%20C%200.45%2C6%200%2C6.45%200%2C7%20l%200%2C2%20c%200%2C0.55%200.45%2C1%201%2C1%20l%205%2C0%20c%208.988585%2C-0.019732%20-5.02893401%2C-0.018728%204%2C0%20l%205%2C0%20c%200.55%2C0%201%2C-0.45%201%2C-1%20L%2016%2C7%20C%2016%2C6.45%2015.55%2C6%2015%2C6%20z%22%20id%3D%22path3%22%20style%3D%22fill%3A%236a6c8a%22%20%2F%3E%3C%2Fsvg%3E');\n}\n.x6-widget-handle-pie-toggle-opened:hover {\n  background-image: url('data:image/svg+xml;charset=utf8,%3C%3Fxml%20version%3D%221.0%22%20encoding%3D%22UTF-8%22%20standalone%3D%22no%22%3F%3E%3Csvg%20xmlns%3Adc%3D%22http%3A%2F%2Fpurl.org%2Fdc%2Felements%2F1.1%2F%22%20xmlns%3Acc%3D%22http%3A%2F%2Fcreativecommons.org%2Fns%23%22%20xmlns%3Ardf%3D%22http%3A%2F%2Fwww.w3.org%2F1999%2F02%2F22-rdf-syntax-ns%23%22%20xmlns%3Asvg%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%20version%3D%221.1%22%20width%3D%2216%22%20height%3D%2216%22%20viewBox%3D%220%200%2016%2016%22%20id%3D%22Layer_1%22%20xml%3Aspace%3D%22preserve%22%3E%3Cmetadata%20id%3D%22metadata9%22%3E%3Crdf%3ARDF%3E%3Ccc%3AWork%20rdf%3Aabout%3D%22%22%3E%3Cdc%3Aformat%3Eimage%2Fsvg%2Bxml%3C%2Fdc%3Aformat%3E%3Cdc%3Atype%20rdf%3Aresource%3D%22http%3A%2F%2Fpurl.org%2Fdc%2Fdcmitype%2FStillImage%22%20%2F%3E%3Cdc%3Atitle%3E%3C%2Fdc%3Atitle%3E%3C%2Fcc%3AWork%3E%3C%2Frdf%3ARDF%3E%3C%2Fmetadata%3E%3Cdefs%20id%3D%22defs7%22%20%2F%3E%3Cpath%20d%3D%22M%2015%2C6%2010%2C6%20C%201.0301983%2C6.00505%2015.002631%2C6.011353%206%2C6%20L%201%2C6%20C%200.45%2C6%200%2C6.45%200%2C7%20l%200%2C2%20c%200%2C0.55%200.45%2C1%201%2C1%20l%205%2C0%20c%208.988585%2C-0.019732%20-5.02893401%2C-0.018728%204%2C0%20l%205%2C0%20c%200.55%2C0%201%2C-0.45%201%2C-1%20L%2016%2C7%20C%2016%2C6.45%2015.55%2C6%2015%2C6%20z%22%20id%3D%22path3%22%20style%3D%22fill%3A%23FD6EB6%22%20%2F%3E%3C%2Fsvg%3E');\n}\n.x6-widget-dnd {\n  position: absolute;\n  top: -10000px;\n  left: -10000px;\n  z-index: 999999;\n  display: none;\n  cursor: move;\n  opacity: 0.7;\n  pointer-events: 'cursor';\n}\n.x6-widget-dnd.dragging {\n  display: inline-block;\n}\n.x6-widget-dnd.dragging * {\n  pointer-events: none !important;\n}\n.x6-widget-dnd .x6-graph {\n  background: transparent;\n  box-shadow: none;\n}\n.x6-widget-halo {\n  position: absolute;\n  pointer-events: none;\n}\n.x6-widget-halo-content {\n  position: absolute;\n  top: 100%;\n  padding: 6px;\n  font-size: 10px;\n  line-height: 14px;\n  text-align: center;\n  border-radius: 6px;\n}\n.x6-widget-halo-handles + .x6-widget-halo-content {\n  right: -20px;\n  left: -20px;\n  margin-top: 30px;\n}\n.x6-widget-halo-handles.x6-widget-handle-small + .x6-widget-halo-content {\n  margin-top: 25px;\n}\n.x6-widget-halo-handles.x6-widget-handle-small + .x6-widget-halo-content {\n  margin-top: 20px;\n}\n.x6-widget-halo-handles.x6-widget-handle-pie + .x6-widget-halo-content {\n  right: 0;\n  left: 0;\n  margin-top: 10px;\n}\n.x6-widget-halo-content {\n  color: #fff;\n  background-color: #6a6b8a;\n}\n.x6-widget-halo.type-node .x6-widget-handle-toolbar .x6-widget-handle-remove {\n  position: absolute;\n  right: 100%;\n  bottom: 100%;\n  margin-right: 6px;\n  margin-bottom: 3px;\n}\n.x6-widget-halo.type-edge .x6-widget-handle-surround .x6-widget-handle-remove {\n  background-color: #fff;\n  border-radius: 50%;\n}\n.x6-widget-halo.type-edge .x6-widget-handle-toolbar {\n  margin-top: -60px;\n  margin-left: -18px;\n}\n.x6-widget-halo.type-edge .x6-widget-handle-toolbar::after {\n  top: -22px;\n  left: -9px;\n}\n.x6-widget-minimap {\n  position: relative;\n  display: table-cell;\n  box-sizing: border-box;\n  overflow: hidden;\n  text-align: center;\n  vertical-align: middle;\n  background-color: #fff;\n  user-select: none;\n}\n.x6-widget-minimap .x6-graph {\n  display: inline-block;\n  box-shadow: 0 0 4px 0 #eee;\n  cursor: pointer;\n}\n.x6-widget-minimap .x6-graph > svg {\n  pointer-events: none;\n  shape-rendering: optimizeSpeed;\n}\n.x6-widget-minimap .x6-graph .x6-node * {\n  /* stylelint-disable-next-line */\n  vector-effect: initial;\n}\n.x6-widget-minimap-viewport {\n  position: absolute;\n  box-sizing: content-box !important;\n  margin: -2px 0 0 -2px;\n  border: 2px solid #31d0c6;\n  cursor: move;\n}\n.x6-widget-minimap-viewport-zoom {\n  position: absolute;\n  right: 0;\n  bottom: 0;\n  box-sizing: border-box;\n  width: 12px;\n  height: 12px;\n  margin: 0 -6px -6px 0;\n  background-color: #fff;\n  border: 2px solid #31d0c6;\n  border-radius: 50%;\n  cursor: nwse-resize;\n}\n.x6-graph-scroller {\n  position: relative;\n  box-sizing: border-box;\n  overflow: scroll;\n  outline: none;\n}\n.x6-graph-scroller-content {\n  position: relative;\n}\n.x6-graph-scroller-background {\n  position: absolute;\n  top: 0;\n  right: 0;\n  bottom: 0;\n  left: 0;\n}\n.x6-graph-scroller .x6-graph {\n  position: absolute;\n  display: inline-block;\n  margin: 0;\n  box-shadow: none;\n}\n.x6-graph-scroller .x6-graph > svg {\n  display: block;\n}\n.x6-graph-scroller.x6-graph-scroller-paged .x6-graph {\n  box-shadow: 0 0 4px 0 #eee;\n}\n.x6-graph-scroller.x6-graph-scroller-pannable[data-panning='false'] {\n  cursor: grab;\n  cursor: -moz-grab;\n  cursor: -webkit-grab;\n}\n.x6-graph-scroller.x6-graph-scroller-pannable[data-panning='true'] {\n  cursor: grabbing;\n  cursor: -moz-grabbing;\n  cursor: -webkit-grabbing;\n  user-select: none;\n}\n.x6-graph-pagebreak {\n  position: absolute;\n  top: 0;\n  right: 0;\n  bottom: 0;\n  left: 0;\n}\n.x6-graph-pagebreak-vertical {\n  position: absolute;\n  top: 0;\n  bottom: 0;\n  box-sizing: border-box;\n  width: 1px;\n  border-left: 1px dashed #bdbdbd;\n}\n.x6-graph-pagebreak-horizontal {\n  position: absolute;\n  right: 0;\n  left: 0;\n  box-sizing: border-box;\n  height: 1px;\n  border-top: 1px dashed #bdbdbd;\n}\n.x6-widget-selection {\n  position: absolute;\n  display: none;\n  width: 0;\n  height: 0;\n  touch-action: none;\n}\n.x6-widget-selection-rubberband {\n  display: block;\n  overflow: visible;\n  opacity: 0.3;\n}\n.x6-widget-selection-selected {\n  display: block;\n}\n.x6-widget-selection-box {\n  cursor: move;\n}\n.x6-widget-selection-inner[data-selection-length='0'],\n.x6-widget-selection-inner[data-selection-length='1'] {\n  display: none;\n}\n.x6-widget-selection-content {\n  position: absolute;\n  top: 100%;\n  right: -20px;\n  left: -20px;\n  margin-top: 30px;\n  padding: 6px;\n  line-height: 14px;\n  text-align: center;\n  border-radius: 6px;\n}\n.x6-widget-selection-content:empty {\n  display: none;\n}\n.x6-widget-selection-rubberband {\n  background-color: #3498db;\n  border: 2px solid #2980b9;\n}\n.x6-widget-selection-box {\n  box-sizing: content-box !important;\n  margin-top: -4px;\n  margin-left: -4px;\n  padding-right: 4px;\n  padding-bottom: 4px;\n  border: 2px dashed #feb663;\n  box-shadow: 2px 2px 5px #d3d3d3;\n}\n.x6-widget-selection-inner {\n  box-sizing: content-box !important;\n  margin-top: -8px;\n  margin-left: -8px;\n  padding-right: 12px;\n  padding-bottom: 12px;\n  border: 2px solid #feb663;\n  box-shadow: 2px 2px 5px #d3d3d3;\n}\n.x6-widget-selection-content {\n  color: #fff;\n  font-size: 10px;\n  background-color: #6a6b8a;\n}\n.x6-widget-snapline {\n  position: absolute;\n  top: 0;\n  right: 0;\n  bottom: 0;\n  left: 0;\n  pointer-events: none;\n}\n.x6-widget-snapline-vertical,\n.x6-widget-snapline-horizontal {\n  position: absolute;\n  opacity: 1;\n  pointer-events: none;\n}\n.x6-widget-snapline-horizontal {\n  border-bottom: 1px solid #2ecc71;\n}\n.x6-widget-snapline-vertical {\n  border-right: 1px solid #2ecc71;\n}\n.x6-widget-stencil {\n  position: absolute;\n  top: 0;\n  right: 0;\n  bottom: 0;\n  left: 0;\n}\n.x6-widget-stencil::after {\n  position: absolute;\n  top: 0;\n  display: block;\n  width: 100%;\n  height: 20px;\n  padding: 8px 0;\n  line-height: 20px;\n  text-align: center;\n  opacity: 0;\n  transition: top 0.1s linear, opacity 0.1s linear;\n  content: ' ';\n  pointer-events: none;\n}\n.x6-widget-stencil-content {\n  position: absolute;\n  top: 0;\n  right: 0;\n  bottom: 0;\n  left: 0;\n  height: auto;\n  overflow-x: hidden;\n  overflow-y: auto;\n}\n.x6-widget-stencil .x6-node [magnet]:not([magnet='passive']) {\n  pointer-events: none;\n}\n.x6-widget-stencil-group {\n  padding: 0;\n  padding-bottom: 8px;\n  overflow: hidden;\n  user-select: none;\n}\n.x6-widget-stencil-group.collapsed {\n  height: auto;\n  padding-bottom: 0;\n}\n.x6-widget-stencil-group-title {\n  position: relative;\n  margin-top: 0;\n  margin-bottom: 0;\n  padding: 4px;\n  cursor: pointer;\n}\n.x6-widget-stencil-title,\n.x6-widget-stencil-group > .x6-widget-stencil-group-title {\n  overflow: hidden;\n  white-space: nowrap;\n  text-overflow: ellipsis;\n  user-select: none;\n}\n.x6-widget-stencil .unmatched {\n  opacity: 0.3;\n}\n.x6-widget-stencil .x6-node.unmatched {\n  display: none;\n}\n.x6-widget-stencil-group.unmatched {\n  display: none;\n}\n.x6-widget-stencil-search-text {\n  position: relative;\n  z-index: 1;\n  box-sizing: border-box;\n  width: 100%;\n  height: 30px;\n  max-height: 30px;\n  line-height: 30px;\n  outline: 0;\n}\n.x6-widget-stencil.not-found::after {\n  opacity: 1;\n  content: attr(data-not-found-text);\n}\n.x6-widget-stencil.not-found.searchable::after {\n  top: 30px;\n}\n.x6-widget-stencil.not-found.searchable.collapsable::after {\n  top: 50px;\n}\n.x6-widget-stencil {\n  color: #333;\n  background: #f5f5f5;\n}\n.x6-widget-stencil-content {\n  position: absolute;\n}\n.x6-widget-stencil.collapsable > .x6-widget-stencil-content {\n  top: 32px;\n}\n.x6-widget-stencil.searchable > .x6-widget-stencil-content {\n  top: 80px;\n}\n.x6-widget-stencil.not-found::after {\n  position: absolute;\n}\n.x6-widget-stencil.not-found.searchable.collapsable::after {\n  top: 80px;\n}\n.x6-widget-stencil.not-found.searchable::after {\n  top: 60px;\n}\n.x6-widget-stencil-group {\n  height: auto;\n  margin-bottom: 1px;\n  padding: 0;\n  transition: none;\n}\n.x6-widget-stencil-group .x6-graph {\n  background: transparent;\n  box-shadow: none;\n}\n.x6-widget-stencil-group.collapsed {\n  height: auto;\n  max-height: 31px;\n}\n.x6-widget-stencil-title,\n.x6-widget-stencil-group > .x6-widget-stencil-group-title {\n  position: relative;\n  left: 0;\n  box-sizing: border-box;\n  width: 100%;\n  height: 32px;\n  padding: 0 5px 0 8px;\n  color: #666;\n  font-weight: 700;\n  font-size: 12px;\n  line-height: 32px;\n  cursor: default;\n  transition: all 0.3;\n}\n.x6-widget-stencil-title:hover,\n.x6-widget-stencil-group > .x6-widget-stencil-group-title:hover {\n  color: #444;\n}\n.x6-widget-stencil-title {\n  background: #e9e9e9;\n}\n.x6-widget-stencil-group > .x6-widget-stencil-group-title {\n  background: #ededed;\n}\n.x6-widget-stencil.collapsable > .x6-widget-stencil-title,\n.x6-widget-stencil-group.collapsable > .x6-widget-stencil-group-title {\n  padding-left: 32px;\n  cursor: pointer;\n}\n.x6-widget-stencil.collapsable > .x6-widget-stencil-title::before,\n.x6-widget-stencil-group.collapsable > .x6-widget-stencil-group-title::before {\n  position: absolute;\n  top: 6px;\n  left: 8px;\n  display: block;\n  width: 18px;\n  height: 18px;\n  margin: 0;\n  padding: 0;\n  background-color: transparent;\n  background-repeat: no-repeat;\n  background-position: 0 0;\n  border: none;\n  content: ' ';\n}\n.x6-widget-stencil.collapsable > .x6-widget-stencil-title::before,\n.x6-widget-stencil-group.collapsable > .x6-widget-stencil-group-title::before {\n  background-image: url('data:image/svg+xml;base64,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');\n  opacity: 0.4;\n  transition: all 0.3s;\n}\n.x6-widget-stencil.collapsable > .x6-widget-stencil-title:hover::before,\n.x6-widget-stencil-group.collapsable > .x6-widget-stencil-group-title:hover::before {\n  opacity: 0.6;\n}\n.x6-widget-stencil.collapsable.collapsed > .x6-widget-stencil-title::before,\n.x6-widget-stencil-group.collapsable.collapsed > .x6-widget-stencil-group-title::before {\n  background-image: url('data:image/svg+xml;base64,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');\n  opacity: 0.4;\n}\n.x6-widget-stencil.collapsable.collapsed > .x6-widget-stencil-title:hover::before,\n.x6-widget-stencil-group.collapsable.collapsed > .x6-widget-stencil-group-title:hover::before {\n  opacity: 0.6;\n}\n.x6-widget-stencil input[type='search'] {\n  -webkit-appearance: textfield;\n}\n.x6-widget-stencil input[type='search']::-webkit-search-cancel-button,\n.x6-widget-stencil input[type='search']::-webkit-search-decoration {\n  -webkit-appearance: none;\n}\n.x6-widget-stencil-search-text {\n  display: block;\n  width: 90%;\n  margin: 8px 5%;\n  padding-left: 8px;\n  color: #333;\n  background: #fff;\n  border: 1px solid #e9e9e9;\n  border-radius: 12px;\n  outline: 0;\n}\n.x6-widget-stencil-search-text:focus {\n  outline: 0;\n}\n.x6-widget-stencil::after {\n  color: #808080;\n  font-weight: 600;\n  font-size: 12px;\n  background: 0 0;\n}\n.x6-widget-transform {\n  position: absolute;\n  box-sizing: content-box !important;\n  margin: -5px 0 0 -5px;\n  padding: 4px;\n  border: 1px dashed #000;\n  border-radius: 5px;\n  user-select: none;\n  pointer-events: none;\n}\n.x6-widget-transform > div {\n  position: absolute;\n  box-sizing: border-box;\n  background-color: #fff;\n  border: 1px solid #000;\n  transition: background-color 0.2s;\n  pointer-events: auto;\n  -webkit-user-drag: none;\n  user-drag: none;\n  /* stylelint-disable-line */\n}\n.x6-widget-transform > div:hover {\n  background-color: #d3d3d3;\n}\n.x6-widget-transform-cursor-n {\n  cursor: n-resize;\n}\n.x6-widget-transform-cursor-s {\n  cursor: s-resize;\n}\n.x6-widget-transform-cursor-e {\n  cursor: e-resize;\n}\n.x6-widget-transform-cursor-w {\n  cursor: w-resize;\n}\n.x6-widget-transform-cursor-ne {\n  cursor: ne-resize;\n}\n.x6-widget-transform-cursor-nw {\n  cursor: nw-resize;\n}\n.x6-widget-transform-cursor-se {\n  cursor: se-resize;\n}\n.x6-widget-transform-cursor-sw {\n  cursor: sw-resize;\n}\n.x6-widget-transform-resize {\n  width: 10px;\n  height: 10px;\n  border-radius: 6px;\n}\n.x6-widget-transform-resize[data-position='top-left'] {\n  top: -5px;\n  left: -5px;\n}\n.x6-widget-transform-resize[data-position='top-right'] {\n  top: -5px;\n  right: -5px;\n}\n.x6-widget-transform-resize[data-position='bottom-left'] {\n  bottom: -5px;\n  left: -5px;\n}\n.x6-widget-transform-resize[data-position='bottom-right'] {\n  right: -5px;\n  bottom: -5px;\n}\n.x6-widget-transform-resize[data-position='top'] {\n  top: -5px;\n  left: 50%;\n  margin-left: -5px;\n}\n.x6-widget-transform-resize[data-position='bottom'] {\n  bottom: -5px;\n  left: 50%;\n  margin-left: -5px;\n}\n.x6-widget-transform-resize[data-position='left'] {\n  top: 50%;\n  left: -5px;\n  margin-top: -5px;\n}\n.x6-widget-transform-resize[data-position='right'] {\n  top: 50%;\n  right: -5px;\n  margin-top: -5px;\n}\n.x6-widget-transform.prevent-aspect-ratio .x6-widget-transform-resize[data-position='top'],\n.x6-widget-transform.prevent-aspect-ratio .x6-widget-transform-resize[data-position='bottom'],\n.x6-widget-transform.prevent-aspect-ratio .x6-widget-transform-resize[data-position='left'],\n.x6-widget-transform.prevent-aspect-ratio .x6-widget-transform-resize[data-position='right'] {\n  display: none;\n}\n.x6-widget-transform.no-orth-resize .x6-widget-transform-resize[data-position='bottom'],\n.x6-widget-transform.no-orth-resize .x6-widget-transform-resize[data-position='left'],\n.x6-widget-transform.no-orth-resize .x6-widget-transform-resize[data-position='right'],\n.x6-widget-transform.no-orth-resize .x6-widget-transform-resize[data-position='top'] {\n  display: none;\n}\n.x6-widget-transform.no-resize .x6-widget-transform-resize {\n  display: none;\n}\n.x6-widget-transform-rotate {\n  top: -20px;\n  left: -20px;\n  width: 12px;\n  height: 12px;\n  border-radius: 6px;\n  cursor: crosshair;\n}\n.x6-widget-transform.no-rotate .x6-widget-transform-rotate {\n  display: none;\n}\n.x6-widget-transform-active {\n  border-color: transparent;\n  pointer-events: all;\n}\n.x6-widget-transform-active > div {\n  display: none;\n}\n.x6-widget-transform-active > .x6-widget-transform-active-handle {\n  display: block;\n  background-color: #808080;\n}\n.x6-widget-knob {\n  position: absolute;\n  box-sizing: border-box;\n  width: 16px;\n  height: 16px;\n  margin-top: -8px;\n  margin-left: -8px;\n  cursor: pointer;\n  user-select: none;\n}\n.x6-widget-knob::before,\n.x6-widget-knob::after {\n  position: absolute;\n  transform: rotate(45deg);\n  content: '';\n}\n.x6-widget-knob::before {\n  top: 4px;\n  left: 4px;\n  box-sizing: border-box;\n  width: 8px;\n  height: 8px;\n  background-color: #fff;\n}\n.x6-widget-knob::after {\n  top: 5px;\n  left: 5px;\n  box-sizing: border-box;\n  width: 6px;\n  height: 6px;\n  background-color: #fca000;\n}\n.x6-graph-print {\n  position: relative;\n}\n.x6-graph-print .x6-graph-print-ready {\n  display: none;\n}\n.x6-graph-print .x6-graph-print-preview {\n  overflow: hidden !important;\n  background: #fff !important;\n}\n@media print {\n  html,\n  html > body.x6-graph-printing {\n    position: relative !important;\n    width: 100% !important;\n    height: 100% !important;\n    margin: 0 !important;\n    padding: 0 !important;\n  }\n  html > body.x6-graph-printing > * {\n    display: none !important;\n  }\n  html > body.x6-graph-printing > .x6-graph-print {\n    display: block !important;\n  }\n  .x6-graph-print {\n    top: 0 !important;\n    left: 0 !important;\n    margin: 0 !important;\n    padding: 0 !important;\n    overflow: hidden !important;\n    page-break-after: always;\n    background: #fff !important;\n  }\n  .x6-graph-print .x6-graph-print-ready {\n    display: none;\n  }\n}\n.x6-cell-tool-editor {\n  position: relative;\n  display: inline-block;\n  min-height: 1em;\n  margin: 0;\n  padding: 0;\n  line-height: 1;\n  white-space: normal;\n  text-align: center;\n  vertical-align: top;\n  overflow-wrap: normal;\n  outline: none;\n  transform-origin: 0 0;\n  -webkit-user-drag: none;\n}\n.x6-edge-tool-editor {\n  border: 1px solid #275fc5;\n  border-radius: 2px;\n}\n";var mS=function(t,e,n,i){var r,s=arguments.length,o=s<3?e:null===i?i=Object.getOwnPropertyDescriptor(e,n):i;if("object"===typeof Reflect&&"function"===typeof Reflect.decorate)o=Reflect.decorate(t,e,n,i);else for(var a=t.length-1;a>=0;a--)(r=t[a])&&(o=(s<3?r(o):s>3?r(e,n,o):r(e,n))||o);return s>3&&o&&Object.defineProperty(e,n,o),o};class yS extends uS{init(){KC.autoInsertCSS&&yS.ensure()}dispose(){yS.clean()}}mS([yS.dispose()],yS.prototype,"dispose",null),function(t){let e,n=0;function i(){if(n+=1,!(n>1)&&!et.isApplyingHMR()){e=document.createElement("style"),e.setAttribute("type","text/css"),e.textContent=fS;const t=document.querySelector("head");t&&t.insertBefore(e,t.firstChild)}}function r(){n-=1,n>0||(e&&e.parentNode&&e.parentNode.removeChild(e),e=null)}t.ensure=i,t.clean=r}(yS||(yS={}));var bS,vS=function(t,e){var n={};for(var i in t)Object.prototype.hasOwnProperty.call(t,i)&&e.indexOf(i)<0&&(n[i]=t[i]);if(null!=t&&"function"===typeof Object.getOwnPropertySymbols){var r=0;for(i=Object.getOwnPropertySymbols(t);r<i.length;r++)e.indexOf(i[r])<0&&Object.prototype.propertyIsEnumerable.call(t,i[r])&&(n[i[r]]=t[i[r]])}return n};class wS{get handleClassName(){return bS.handle}get pie(){return Object.assign(Object.assign({},wS.defaultPieOptions),this.handleOptions.pie)}initHandles(){if(this.handles=[],this.handleOptions.handles&&this.handleOptions.handles.forEach((t=>this.addHandle(t))),"pie"===this.handleOptions.type){if(this.pie.toggles){const t=bS.pieToggle;this.$pieToggles={},this.pie.toggles.forEach((e=>{const n=this.$("<div/>");this.applyAttrs(n,e.attrs),n.addClass(t).addClass(`${t}-pos-${e.position||"e"}`).attr("data-name",e.name).appendTo(this.container),this.$pieToggles[e.name]=n}))}this.setPieIcons()}if(this.$handleContainer){const t=this.handleOptions.type||"surround";this.$handleContainer.addClass(bS.wrap).addClass(bS.animate).addClass(`${bS.handle}-${t}`)}this.delegateEvents({[`mousedown .${bS.handle}`]:"onHandleMouseDown",[`touchstart .${bS.handle}`]:"onHandleMouseDown",[`mousedown .${bS.pieToggle}`]:"onPieToggleMouseDown",[`touchstart .${bS.pieToggle}`]:"onPieToggleMouseDown"})}onHandleMouseDown(t){const e=this.$(t.currentTarget).closest(`.${bS.handle}`).attr("data-action");e&&(t.preventDefault(),t.stopPropagation(),this.setEventData(t,{action:e,clientX:t.clientX,clientY:t.clientY,startX:t.clientX,startY:t.clientY}),"mousedown"===t.type&&2===t.button?this.triggerHandleAction(e,"contextmenu",t):(this.triggerHandleAction(e,"mousedown",t),this.delegateDocumentEvents({mousemove:"onHandleMouseMove",touchmove:"onHandleMouseMove",mouseup:"onHandleMouseUp",touchend:"onHandleMouseUp",touchcancel:"onHandleMouseUp"},t.data)))}onHandleMouseMove(t){const e=this.getEventData(t),n=e.action;n&&this.triggerHandleAction(n,"mousemove",t)}onHandleMouseUp(t){const e=this.getEventData(t),n=e.action;n&&(this.triggerHandleAction(n,"mouseup",t),this.undelegateDocumentEvents())}triggerHandleAction(t,e,n,i){n.preventDefault(),n.stopPropagation();const r=this.normalizeEvent(n),s=this.getEventData(r),o=this.graph.snapToGrid(r.clientX,r.clientY),a=this.graph.snapToGrid(s.clientX,s.clientY),l=o.x-a.x,c=o.y-a.y;this.trigger(`action:${t}:${e}`,Object.assign({e:r,dx:l,dy:c,x:o.x,y:o.y,offsetX:n.clientX-s.startX,offsetY:n.clientY-s.startY},i)),s.clientX=n.clientX,s.clientY=n.clientY}onPieToggleMouseDown(t){t.stopPropagation();const e=this.$(t.target).closest(`.${bS.pieToggle}`).attr("data-name");this.isOpen(e)||this.isOpen()&&this.toggleState(),this.toggleState(e)}setPieIcons(){"pie"===this.handleOptions.type&&this.$handleContainer.find(`.${bS.handle}`).each(((t,e)=>{const n=this.$(e),i=n.attr("data-action"),r=bS.pieSlice,s=this.getHandle(i);if(!s||!s.icon){const t=window.getComputedStyle(e,":before").getPropertyValue("content");if(t&&"none"!==t){const e=n.find(`.${r}-txt`);e.length&&Rb.create(e[0]).text(t.replace(/['"]/g,""))}const i=n.css("background-image");if(i){const t=i.match(/url\(['"]?([^'"]+)['"]?\)/);if(t){const e=t[1],i=n.find(`.${r}-img`);i.length>0&&Rb.create(i[0]).attr("xlink:href",e)}}}}))}getHandleIdx(t){return this.handles.findIndex((e=>e.name===t))}hasHandle(t){return this.getHandleIdx(t)>=0}getHandle(t){return this.handles.find((e=>e.name===t))}renderHandle(t){const e=this.$("<div/>").addClass(`${bS.handle} ${bS.handle}-${t.name}`).attr("data-action",t.name).prop("draggable",!1);if("pie"===this.handleOptions.type){const n=this.getHandleIdx(t.name),i=this.pie,r=i.outerRadius,s=i.innerRadius,o=(r+s)/2,a=new ub(r,r),l=ib.toRad(i.sliceAngle),c=n*l+ib.toRad(i.startAngle),h=c+l,u=ov(s,r,c,h),d=Rb.create("svg").addClass(`${bS.pieSlice}-svg`),p=Rb.create("path").addClass(bS.pieSlice).attr("d",u).translate(r,r),g=ub.fromPolar(o,-c-l/2,a).toJSON(),f=i.iconSize,m=Rb.create("image").attr(g).addClass(`${bS.pieSlice}-img`);g.y=g.y+f-2;const y=Rb.create("text",{"font-size":f}).attr(g).addClass(`${bS.pieSlice}-txt`);m.attr({width:f,height:f}),m.translate(-f/2,-f/2),y.translate(-f/2,-f/2),d.append([p,m,y]),e.append(d.node)}else e.addClass(`${bS.handle}-pos-${t.position}`),t.content&&("string"===typeof t.content?e.html(t.content):e.append(t.content));return this.updateHandleIcon(e,t.icon),this.applyAttrs(e,t.attrs),e}addHandle(t){if(!this.hasHandle(t.name)){this.handles.push(t);const e=t.events;e&&Object.keys(e).forEach((n=>{const i=e[n],r=`action:${t.name}:${n}`;"string"===typeof i?this.on(r,this[i],this):this.on(r,i)})),this.$handleContainer&&this.$handleContainer.append(this.renderHandle(t))}return this}addHandles(t){return t.forEach((t=>this.addHandle(t))),this}removeHandles(){while(this.handles.length)this.removeHandle(this.handles[0].name);return this}removeHandle(t){const e=this.getHandleIdx(t),n=this.handles[e];return n&&(n.events&&Object.keys(n.events).forEach((e=>{this.off(`action:${t}:${e}`)})),this.getHandleElem(t).remove(),this.handles.splice(e,1)),this}changeHandle(t,e){const n=this.getHandle(t);return n&&(this.removeHandle(t),this.addHandle(Object.assign(Object.assign({},n),e))),this}toggleHandle(t,e){const n=this.getHandle(t);if(n){const i=this.getHandleElem(t),r=`${bS.handle}-selected`;void 0===e&&(e=!i.hasClass(r)),i.toggleClass(r,e);const s=e?n.iconSelected:n.icon;s&&this.updateHandleIcon(i,s)}return this}selectHandle(t){return this.toggleHandle(t,!0)}deselectHandle(t){return this.toggleHandle(t,!1)}deselectAllHandles(){return this.handles.forEach((t=>this.deselectHandle(t.name))),this}getHandleElem(t){return this.$handleContainer.find(`.${bS.handle}-${t}`)}updateHandleIcon(t,e){if("pie"===this.handleOptions.type){const n=t.find(`.${bS.pieSliceImg}`);this.$(n[0]).attr("xlink:href",e||"")}else t.css("background-image",e?`url(${e})`:"")}isRendered(){return null!=this.$handleContainer}isOpen(t){return!!this.isRendered()&&(t?this.$pieToggles[t].hasClass(bS.pieToggleOpened):this.$handleContainer.hasClass(`${bS.pieOpended}`))}toggleState(t){if(this.isRendered()){const e=this.$handleContainer;if(Object.keys(this.$pieToggles).forEach((t=>{const e=this.$pieToggles[t];e.removeClass(bS.pieToggleOpened)})),this.isOpen())this.trigger("pie:close",{name:t}),e.removeClass(bS.pieOpended);else{if(this.trigger("pie:open",{name:t}),t){const n=this.pie.toggles,i=n&&n.find((e=>e.name===t));i&&e.attr({"data-pie-toggle-name":i.name,"data-pie-toggle-position":i.position}),this.$pieToggles[t].addClass(bS.pieToggleOpened)}e.addClass(bS.pieOpended)}}}applyAttrs(t,e){if(e){const n=eE.$(t);Object.keys(e).forEach((t=>{const i=n.find(t).addBack().filter(t),r=e[t],{class:s}=r,o=vS(r,["class"]);s&&i.addClass(s),i.attr(o)}))}}}(function(t){t.defaultPieOptions={innerRadius:20,outerRadius:50,sliceAngle:45,startAngle:0,iconSize:14,toggles:[{name:"default",position:"e"}]}})(wS||(wS={})),function(t){t.handle=eE.prototype.prefixClassName("widget-handle"),t.wrap=`${t.handle}-wrap`,t.animate=`${t.handle}-animate`,t.pieOpended=`${t.handle}-pie-opened`,t.pieToggle=`${t.handle}-pie-toggle`,t.pieToggleOpened=`${t.handle}-pie-toggle-opened`,t.pieSlice=`${t.handle}-pie-slice`,t.pieSliceImg=`${t.handle}-pie-slice-img`}(bS||(bS={}));var CS,xS=function(t,e,n,i){var r,s=arguments.length,o=s<3?e:null===i?i=Object.getOwnPropertyDescriptor(e,n):i;if("object"===typeof Reflect&&"function"===typeof Reflect.decorate)o=Reflect.decorate(t,e,n,i);else for(var a=t.length-1;a>=0;a--)(r=t[a])&&(o=(s<3?r(o):s>3?r(e,n,o):r(e,n))||o);return s>3&&o&&Object.defineProperty(e,n,o),o},ES=function(t,e){var n={};for(var i in t)Object.prototype.hasOwnProperty.call(t,i)&&e.indexOf(i)<0&&(n[i]=t[i]);if(null!=t&&"function"===typeof Object.getOwnPropertySymbols){var r=0;for(i=Object.getOwnPropertySymbols(t);r<i.length;r++)e.indexOf(i[r])<0&&Object.prototype.propertyIsEnumerable.call(t,i[r])&&(n[i[r]]=t[i[r]])}return n};class kS extends eE{constructor(t){super();const e=t,{view:n,cell:i,node:r,edge:s,graph:o}=e,a=ES(e,["view","cell","node","edge","graph"]);n?(this.view=n,this.cell=n.cell,this.graph=n.graph,this.model=this.graph.model):(i||s||r)&&o&&(this.cell=r||s||i,this.view=o.renderer.findViewByCell(this.cell),this.graph=o,this.model=this.graph.model);const l=this.constructor;!1!==t.clearAll&&l.removeInstances(this.graph),l.register(this),this.init(a)}static ensureCache(){return this.instanceCache.has(this)||this.instanceCache.set(this,{}),this.instanceCache.get(this)}static register(t,e){null==e&&(e=t.graph);const n=this.ensureCache();let i=n[e.view.cid];null==i&&(i=n[e.view.cid]={}),i[t.cid]=t}static unregister(t,e){null==e&&(e=t.graph);const n=this.ensureCache();n[e.view.cid]&&delete n[e.view.cid][t.cid]}static removeInstances(t){const e=this.ensureCache(),n=e[t.view.cid];n&&Object.keys(n).forEach((t=>{const e=n[t];e&&e.remove()}))}static getInstances(t){const e=this.ensureCache();return e[t.view.cid]||{}}init(t){}render(){return this}startListening(){!1!==this.options.clearOnBlankMouseDown&&this.graph.on("blank:mousedown",this.remove,this)}stopListening(){!1!==this.options.clearOnBlankMouseDown&&this.graph.off("blank:mousedown",this.remove,this)}remove(){this.stopListening();const t=this.constructor;return t.unregister(this),super.remove()}dispose(){this.remove()}}kS.instanceCache=new WeakMap,xS([eE.dispose()],kS.prototype,"dispose",null);class MS extends kS{get node(){return this.cell}get metadata(){const t=this.cell.prop("knob");return Array.isArray(t)?null!=this.options.index?t[this.options.index]:null:t}init(t){this.options=Object.assign({},t),this.render(),this.startListening()}startListening(){this.delegateEvents({mousedown:"onMouseDown",touchstart:"onMouseDown"}),this.model.on("*",this.update,this),this.graph.on("scale",this.update,this),this.graph.on("translate",this.update,this),this.model.on("reseted",this.remove,this),this.node.on("removed",this.remove,this),this.view.on("node:resize:mousedown",this.onTransform,this),this.view.on("node:rotate:mousedown",this.onTransform,this),this.view.on("node:resize:mouseup",this.onTransformed,this),this.view.on("node:rotate:mouseup",this.onTransformed,this),this.view.on("cell:knob:mousedown",this.onKnobMouseDown,this),this.view.on("cell:knob:mouseup",this.onKnobMouseUp,this),super.startListening()}stopListening(){this.undelegateEvents(),this.model.off("*",this.update,this),this.graph.off("scale",this.update,this),this.graph.off("translate",this.update,this),this.model.off("reseted",this.remove,this),this.node.off("removed",this.remove,this),this.view.off("node:resize:mousedown",this.onTransform,this),this.view.off("node:rotate:mousedown",this.onTransform,this),this.view.off("node:resize:mouseup",this.onTransformed,this),this.view.off("node:rotate:mouseup",this.onTransformed,this),this.view.off("cell:knob:mousedown",this.onKnobMouseDown,this),this.view.off("cell:knob:mouseup",this.onKnobMouseUp,this),super.stopListening()}render(){return this.container=document.createElement("div"),uy(this.container,this.prefixClassName("widget-knob")),this.options.className&&uy(this.container,this.options.className),this.view.addClass(CS.KNOB),this.graph.container.appendChild(this.container),this.update(),this}remove(){return this.view.removeClass(CS.KNOB),super.remove()}update(){if(this.metadata){const{update:t,position:e}=this.metadata,n={knob:this,cell:this.cell,node:this.node};if(e){const t=e.call(this.graph,Object.assign({},n));if(t){const e=this.graph.matrix(),n=this.node.getBBox(),i=ib.normalize(this.node.getAngle()),r=ub.create(t);0!==i&&r.rotate(-i,{x:n.width/2,y:n.height/2}),r.translate(n).scale(e.a,e.d).translate(e.e,e.f),this.container.style.left=`${r.x}px`,this.container.style.top=`${r.y}px`}}t&&t.call(this.graph,Object.assign({},n))}}hide(){this.container.style.display="none"}show(){this.container.style.display=""}onTransform(){this.hide()}onTransformed(){this.show()}onKnobMouseDown({knob:t}){this.cid!==t.cid&&this.hide()}onKnobMouseUp(){this.show()}notify(t,e){if(this.view){const n=this.view.normalizeEvent(e),i=this.graph.snapToGrid(n.clientX,n.clientY);this.view.notify(`cell:${t}`,{e:n,view:this.view,node:this.node,cell:this.cell,x:i.x,y:i.y,knob:this}),this.cell.isNode()?this.view.notify(`node:${t}`,{e:n,view:this.view,node:this.node,cell:this.cell,x:i.x,y:i.y,knob:this}):this.cell.isEdge()&&this.view.notify(`edge:${t}`,{e:n,view:this.view,edge:this.cell,cell:this.cell,x:i.x,y:i.y,knob:this})}}onMouseDown(t){t.stopPropagation(),this.setEventData(t,{knobbing:!1,originX:t.clientX,originY:t.clientY,clientX:t.clientX,clientY:t.clientY}),this.graph.view.undelegateEvents(),this.delegateDocumentEvents(CS.documentEvents,t.data),this.metadata&&this.metadata.onMouseDown&&this.metadata.onMouseDown.call(this.graph,{e:t,data:this.getEventData(t),knob:this,cell:this.cell,node:this.node}),this.notify("knob:mousedown",t)}onMouseMove(t){const e=this.getEventData(t),n=this.graph.findViewByCell(this.node);if(e.knobbing||(e.knobbing=!0,n&&(n.addClass(CS.KNOBBING),this.notify("knob",t)),this.model.startBatch("knob",{cid:this.cid})),e.clientX=t.clientX,e.clientY=t.clientY,this.metadata&&this.metadata.onMouseMove){const n=this.graph.matrix(),i=(t.clientX-e.originX)/n.a,r=(t.clientY-e.originY)/n.d,s=this.node.getAngle(),o=new ub(i,r).rotate(s);this.metadata.onMouseMove.call(this.graph,{e:t,data:e,deltaX:o.x,deltaY:o.y,knob:this,cell:this.cell,node:this.node})}this.notify("knobbing",t),this.notify("knob:mousemove",t)}onMouseUp(t){this.undelegateDocumentEvents(),this.graph.view.delegateEvents();const e=this.getEventData(t),n=this.graph.findViewByCell(this.node);e.knobbing&&(n&&n.removeClass(CS.KNOBBING),this.metadata&&this.metadata.onMouseUp&&this.metadata.onMouseUp.call(this.graph,{e:t,data:e,knob:this,cell:this.cell,node:this.node}),this.model.stopBatch("knob",{cid:this.cid}),this.notify("knobbed",t)),this.notify("knob:mouseup",t)}}(function(t){t.KNOB="has-widget-knob",t.KNOBBING="node-knobbing",t.documentEvents={mousemove:"onMouseMove",touchmove:"onMouseMove",mouseup:"onMouseUp",touchend:"onMouseUp"}})(CS||(CS={}));var SS,AS,DS=function(t,e,n,i){var r,s=arguments.length,o=s<3?e:null===i?i=Object.getOwnPropertyDescriptor(e,n):i;if("object"===typeof Reflect&&"function"===typeof Reflect.decorate)o=Reflect.decorate(t,e,n,i);else for(var a=t.length-1;a>=0;a--)(r=t[a])&&(o=(s<3?r(o):s>3?r(e,n,o):r(e,n))||o);return s>3&&o&&Object.defineProperty(e,n,o),o};(function(t){t.root="widget-minimap",t.viewport=`${t.root}-viewport`,t.zoom=`${t.viewport}-zoom`})(SS||(SS={}));class OS extends eE{constructor(t){super(),this.options=Object.assign(Object.assign({},AS.defaultOptions),t),this.updateViewport=Xm(this.updateViewport.bind(this),0),this.container=document.createElement("div"),this.$container=this.$(this.container).addClass(this.prefixClassName(SS.root));const e=document.createElement("div");this.container.appendChild(e),this.$viewport=this.$("<div>").addClass(this.prefixClassName(SS.viewport)),this.options.scalable&&(this.zoomHandle=this.$("<div>").addClass(this.prefixClassName(SS.zoom)).appendTo(this.$viewport).get(0)),this.$container.append(this.$viewport).css({width:this.options.width,height:this.options.height,padding:this.options.padding}),this.options.container&&this.options.container.appendChild(this.container),this.sourceGraph=this.graph;const n=Object.assign(Object.assign({},this.options.graphOptions),{container:e,model:this.sourceGraph.model,frozen:!0,async:this.sourceGraph.isAsync(),interacting:!1,grid:!1,background:!1,rotating:!1,resizing:!1,embedding:!1,selecting:!1,snapline:!1,clipboard:!1,history:!1,scroller:!1});this.targetGraph=this.options.createGraph?this.options.createGraph(n):new _A(n),this.targetGraph.renderer.unfreeze(),this.updatePaper(this.sourceGraph.options.width,this.sourceGraph.options.height),this.startListening()}get graph(){return this.options.graph}get scroller(){return this.graph.scroller.widget}get graphContainer(){return this.scroller?this.scroller.container:this.graph.container}get $graphContainer(){return this.scroller?this.scroller.$container:this.$(this.graph.container)}startListening(){this.scroller?this.$graphContainer.on(`scroll${this.getEventNamespace()}`,this.updateViewport):(this.sourceGraph.on("translate",this.onSourceGraphTransform,this),this.sourceGraph.on("scale",this.onSourceGraphTransform,this)),this.sourceGraph.on("resize",this.updatePaper,this),this.delegateEvents({mousedown:"startAction",touchstart:"startAction",[`mousedown .${this.prefixClassName("graph")}`]:"scrollTo",[`touchstart .${this.prefixClassName("graph")}`]:"scrollTo"})}stopListening(){this.scroller?this.$graphContainer.off(this.getEventNamespace()):(this.sourceGraph.off("translate",this.onSourceGraphTransform,this),this.sourceGraph.off("scale",this.onSourceGraphTransform,this)),this.sourceGraph.off("resize",this.updatePaper,this),this.undelegateEvents()}onRemove(){this.targetGraph.view.remove(),this.stopListening(),this.targetGraph.dispose()}onSourceGraphTransform(){this.targetGraphTransforming?this.updateViewport():this.updatePaper(this.sourceGraph.options.width,this.sourceGraph.options.height)}updatePaper(t,e){let n,i;"object"===typeof t?(n=t.width,i=t.height):(n=t,i=e);const r=this.sourceGraph.options,s=this.sourceGraph.transform.getScale(),o=this.options.width-2*this.options.padding,a=this.options.height-2*this.options.padding;n/=s.sx,i/=s.sy,this.ratio=Math.min(o/n,a/i);const l=this.ratio,c=r.x*l/s.sx,h=r.y*l/s.sy;return n*=l,i*=l,this.targetGraph.resizeGraph(n,i),this.targetGraph.translate(c,h),this.targetGraph.scale(l,l),this.updateViewport(),this}updateViewport(){const t=this.ratio,e=this.sourceGraph.transform.getScale();let n=null;if(this.scroller)n=this.scroller.clientToLocalPoint(0,0);else{const t=this.sourceGraph.matrix();n=new ub(-t.e/t.a,-t.f/t.d)}const i=this.$(this.targetGraph.container).position(),r=this.targetGraph.translate();r.ty=r.ty||0,this.geometry={top:i.top+n.y*t+r.ty,left:i.left+n.x*t+r.tx,width:this.$graphContainer.innerWidth()*t/e.sx,height:this.$graphContainer.innerHeight()*t/e.sy},this.$viewport.css(this.geometry)}startAction(t){const e=this.normalizeEvent(t),n=e.target===this.zoomHandle?"zooming":"panning",{tx:i,ty:r}=this.sourceGraph.translate(),s={action:n,clientX:e.clientX,clientY:e.clientY,scrollLeft:this.graphContainer.scrollLeft,scrollTop:this.graphContainer.scrollTop,zoom:this.sourceGraph.zoom(),scale:this.sourceGraph.transform.getScale(),geometry:this.geometry,translateX:i,translateY:r};this.targetGraphTransforming=!0,this.delegateDocumentEvents(AS.documentEvents,s)}doAction(t){const e=this.normalizeEvent(t),n=e.clientX,i=e.clientY,r=e.data;switch(r.action){case"panning":{const t=this.sourceGraph.transform.getScale(),e=(n-r.clientX)*t.sx,s=(i-r.clientY)*t.sy;this.scroller?(this.graphContainer.scrollLeft=r.scrollLeft+e/this.ratio,this.graphContainer.scrollTop=r.scrollTop+s/this.ratio):this.sourceGraph.translate(r.translateX-e/this.ratio,r.translateY-s/this.ratio);break}case"zooming":{const t=r.scale,e=r.geometry,i=1+(r.clientX-n)/e.width/t.sx;r.frameId&&cancelAnimationFrame(r.frameId),r.frameId=requestAnimationFrame((()=>{this.sourceGraph.zoom(i*r.zoom,{absolute:!0,minScale:this.options.minScale,maxScale:this.options.maxScale})}));break}default:break}}stopAction(){this.undelegateDocumentEvents(),this.targetGraphTransforming=!1}scrollTo(t){const e=this.normalizeEvent(t);let n,i;const r=this.targetGraph.translate();if(r.ty=r.ty||0,null==e.offsetX){const t=this.$(this.targetGraph.container).offset();n=e.pageX-t.left,i=e.pageY-t.top}else n=e.offsetX,i=e.offsetY;const s=(n-r.tx)/this.ratio,o=(i-r.ty)/this.ratio;this.sourceGraph.centerPoint(s,o)}dispose(){this.remove()}}DS([eE.dispose()],OS.prototype,"dispose",null),function(t){t.defaultOptions={width:300,height:200,padding:10,scalable:!0,minScale:.01,maxScale:16,graphOptions:{},createGraph:t=>new _A(t)},t.documentEvents={mousemove:"doAction",touchmove:"doAction",mouseup:"stopAction",touchend:"stopAction"}}(AS||(AS={}));var PS=function(t,e,n,i){var r,s=arguments.length,o=s<3?e:null===i?i=Object.getOwnPropertyDescriptor(e,n):i;if("object"===typeof Reflect&&"function"===typeof Reflect.decorate)o=Reflect.decorate(t,e,n,i);else for(var a=t.length-1;a>=0;a--)(r=t[a])&&(o=(s<3?r(o):s>3?r(e,n,o):r(e,n))||o);return s>3&&o&&Object.defineProperty(e,n,o),o},TS=function(t,e){var n={};for(var i in t)Object.prototype.hasOwnProperty.call(t,i)&&e.indexOf(i)<0&&(n[i]=t[i]);if(null!=t&&"function"===typeof Object.getOwnPropertySymbols){var r=0;for(i=Object.getOwnPropertySymbols(t);r<i.length;r++)e.indexOf(i[r])<0&&Object.prototype.propertyIsEnumerable.call(t,i[r])&&(n[i[r]]=t[i[r]])}return n};class NS extends eE{constructor(t){super();const{graph:e}=t,n=TS(t,["graph"]);this.graph=e,this.options=Object.assign({tolerance:10},n),this.render(),this.parseFilter(),this.disabled||this.startListening()}get model(){return this.graph.model}get containerClassName(){return this.prefixClassName("widget-snapline")}get verticalClassName(){return`${this.containerClassName}-vertical`}get horizontalClassName(){return`${this.containerClassName}-horizontal`}get disabled(){return!0!==this.options.enabled||!0!==this.graph.options.snapline.enabled}enable(){this.disabled&&(this.options.enabled=!0,this.graph.options.snapline.enabled=!0,this.startListening())}disable(){this.disabled||(this.options.enabled=!1,this.graph.options.snapline.enabled=!1,this.stopListening())}setFilter(t){this.options.filter=t,this.parseFilter()}render(){this.container=document.createElement("div"),this.$container=this.$(this.container),this.$horizontal=this.$(document.createElement("div")).addClass(this.horizontalClassName),this.$vertical=this.$(document.createElement("div")).addClass(this.verticalClassName),this.$container.hide().addClass(this.containerClassName).append([this.$horizontal,this.$vertical]),this.options.className&&this.$container.addClass(this.options.className)}startListening(){this.stopListening(),this.graph.on("node:mousedown",this.captureCursorOffset,this),this.graph.on("node:mousemove",this.snapOnMoving,this),this.model.on("batch:stop",this.onBatchStop,this),this.delegateDocumentEvents({mouseup:"hide",touchend:"hide"})}stopListening(){this.graph.off("node:mousedown",this.captureCursorOffset,this),this.graph.off("node:mousemove",this.snapOnMoving,this),this.model.off("batch:stop",this.onBatchStop,this),this.undelegateDocumentEvents()}parseFilter(){this.filterShapes={},this.filterCells={},this.filterFunction=null;const t=this.options.filter;Array.isArray(t)?t.forEach((t=>{"string"===typeof t?this.filterShapes[t]=!0:this.filterCells[t.id]=!0})):"function"===typeof t&&(this.filterFunction=t)}onBatchStop({name:t,data:e}){"resize"===t&&this.snapOnResizing(e.cell,e)}captureCursorOffset({view:t,x:e,y:n}){const i=t.getDelegatedView();if(i&&this.isNodeMovable(i)){const i=t.cell.getPosition();this.offset={x:e-i.x,y:n-i.y}}}isNodeMovable(t){return t&&t.cell.isNode()&&t.can("nodeMovable")}snapOnResizing(t,e){if(this.options.resizing&&!e.snapped&&e.ui&&e.direction&&e.trueDirection){const n=this.graph.renderer.findViewByCell(t);if(n&&n.cell.isNode()){const i=t.getBBox(),r=i.bbox(t.getAngle()),s=r.getTopLeft(),o=r.getBottomRight(),a=ib.normalize(t.getAngle()),l=this.options.tolerance||0;let c,h,u,d,p,g;const f={vertical:0,horizontal:0},m=e.direction,y=e.trueDirection,b=e.relativeDirection;-1!==y.indexOf("right")?f.vertical=o.x:f.vertical=s.x,-1!==y.indexOf("bottom")?f.horizontal=o.y:f.horizontal=s.y,this.model.getNodes().some((e=>{if(this.isIgnored(t,e))return!1;const n=e.getBBox().bbox(e.getAngle()),i=n.getTopLeft(),s=n.getBottomRight(),a={vertical:[i.x,s.x],horizontal:[i.y,s.y]},m={};return Object.keys(a).forEach((t=>{const e=t,n=a[e].map((t=>({position:t,distance:Math.abs(t-f[e])}))).filter((t=>t.distance<=l));m[e]=kl(n,(t=>t.distance))})),null==c&&m.vertical.length>0&&(c=m.vertical[0].position,h=Math.min(r.y,n.y),u=Math.max(o.y,s.y)-h),null==d&&m.horizontal.length>0&&(d=m.horizontal[0].position,p=Math.min(r.x,n.x),g=Math.max(o.x,s.x)-p),null!=c&&null!=d})),this.hide();let v=0,w=0;null==d&&null==c||(null!=c&&(v=-1!==y.indexOf("right")?c-o.x:s.x-c),null!=d&&(w=-1!==y.indexOf("bottom")?d-o.y:s.y-d));let C=0,x=0;if(a%90===0)90===a||270===a?(C=w,x=v):(C=v,x=w);else{const t=a>=0&&a<90?1:a>=90&&a<180?4:a>=180&&a<270?3:2;null!=d&&null!=c&&(v<w?(w=0,d=void 0):(v=0,c=void 0));const e=ib.toRad(a%90);v&&(C=3===t?v/Math.cos(e):v/Math.sin(e)),w&&(x=3===t?w/Math.cos(e):w/Math.sin(e));const n=1===t||3===t;switch(b){case"top":case"bottom":x=w?w/(n?Math.cos(e):Math.sin(e)):v/(n?Math.sin(e):Math.cos(e));break;case"left":case"right":C=v?v/(n?Math.cos(e):Math.sin(e)):w/(n?Math.sin(e):Math.cos(e));break;default:break}}switch(b){case"top":case"bottom":C=0;break;case"left":case"right":x=0;break;default:break}const E=this.graph.getGridSize();let k=Math.max(i.width+C,E),M=Math.max(i.height+x,E);e.minWidth&&e.minWidth>E&&(k=Math.max(k,e.minWidth)),e.minHeight&&e.minHeight>E&&(M=Math.max(M,e.minHeight)),e.maxWidth&&(k=Math.min(k,e.maxWidth)),e.maxHeight&&(M=Math.min(M,e.maxHeight)),e.preserveAspectRatio&&(x<C?M=k*(i.height/i.width):k=M*(i.width/i.height)),k===i.width&&M===i.height||(t.resize(k,M,{direction:m,relativeDirection:b,trueDirection:y,snapped:!0,snaplines:this.cid,restrict:this.graph.hook.getRestrictArea(n)}),u&&(u+=M-i.height),g&&(g+=k-i.width));const S=t.getBBox().bbox(a);c&&Math.abs(S.x-c)>1&&Math.abs(S.width+S.x-c)>1&&(c=void 0),d&&Math.abs(S.y-d)>1&&Math.abs(S.height+S.y-d)>1&&(d=void 0),this.update({verticalLeft:c,verticalTop:h,verticalHeight:u,horizontalTop:d,horizontalLeft:p,horizontalWidth:g})}}}snapOnMoving({view:t,e:e,x:n,y:i}){const r=t.getEventData(e).delegatedView||t;if(!this.isNodeMovable(r))return;const s=r.cell,o=s.getSize(),a=s.getPosition(),l=new db(n-this.offset.x,i-this.offset.y,o.width,o.height),c=s.getAngle(),h=l.getCenter(),u=l.bbox(c),d=u.getTopLeft(),p=u.getBottomRight(),g=this.options.tolerance||0;let f,m,y,b,v,w,C=0,x=0;if(this.model.getNodes().some((t=>{if(this.isIgnored(s,t))return!1;const e=t.getBBox().bbox(t.getAngle()),n=e.getCenter(),i=e.getTopLeft(),r=e.getBottomRight();return null==f&&(Math.abs(n.x-h.x)<g?(f=n.x,C=.5):Math.abs(i.x-d.x)<g?(f=i.x,C=0):Math.abs(i.x-p.x)<g?(f=i.x,C=1):Math.abs(r.x-p.x)<g?(f=r.x,C=1):Math.abs(r.x-d.x)<g&&(f=r.x),null!=f&&(m=Math.min(u.y,e.y),y=Math.max(p.y,r.y)-m)),null==b&&(Math.abs(n.y-h.y)<g?(b=n.y,x=.5):Math.abs(i.y-d.y)<g?b=i.y:Math.abs(i.y-p.y)<g?(b=i.y,x=1):Math.abs(r.y-p.y)<g?(b=r.y,x=1):Math.abs(r.y-d.y)<g&&(b=r.y),null!=b&&(v=Math.min(u.x,e.x),w=Math.max(p.x,r.x)-v)),null!=f&&null!=b})),this.hide(),null!=b||null!=f){null!=b&&(u.y=b-x*u.height),null!=f&&(u.x=f-C*u.width);const t=u.getCenter(),e=t.x-l.width/2,n=t.y-l.height/2,i=e-a.x,o=n-a.y;0===i&&0===o||(s.translate(i,o,{snapped:!0,restrict:this.graph.hook.getRestrictArea(r)}),w&&(w+=i),y&&(y+=o)),this.update({verticalLeft:f,verticalTop:m,verticalHeight:y,horizontalTop:b,horizontalLeft:v,horizontalWidth:w})}}isIgnored(t,e){return e.id===t.id||e.isDescendantOf(t)||this.filterShapes[e.shape]||this.filterCells[e.id]||this.filterFunction&&ey(this.filterFunction,this.graph,e)}update(t){const e=this.graph.matrix(),n=e.a,i=e.d,r=e.e,s=e.f,o=this.options.sharp,a=null!=this.graph.scroller.widget;t.horizontalTop?this.$horizontal.css({top:t.horizontalTop*i+s,left:o?t.horizontalLeft*n+r:a?"-300%":0,width:o?t.horizontalWidth*n:a?"700%":"100%"}).show():this.$horizontal.hide(),t.verticalLeft?this.$vertical.css({left:t.verticalLeft*n+r,top:o?t.verticalTop*i+s:a?"-300%":0,height:o?t.verticalHeight*i:a?"700%":"100%"}).show():this.$vertical.hide(),this.show()}resetTimer(){this.timer&&(clearTimeout(this.timer),this.timer=null)}show(){return this.$container.show(),this.resetTimer(),null==this.container.parentNode&&this.graph.container.appendChild(this.container),this}hide(){this.$container.hide(),this.resetTimer();const t=this.options.clean,e="number"===typeof t?t:!1!==t?3e3:0;return e>0&&(this.timer=window.setTimeout((()=>{this.unmount()}),e)),this}onRemove(){this.stopListening(),this.hide()}dispose(){this.remove()}}PS([eE.dispose()],NS.prototype,"dispose",null);var jS=function(t,e,n,i){var r,s=arguments.length,o=s<3?e:null===i?i=Object.getOwnPropertyDescriptor(e,n):i;if("object"===typeof Reflect&&"function"===typeof Reflect.decorate)o=Reflect.decorate(t,e,n,i);else for(var a=t.length-1;a>=0;a--)(r=t[a])&&(o=(s<3?r(o):s>3?r(e,n,o):r(e,n))||o);return s>3&&o&&Object.defineProperty(e,n,o),o};class LS extends uS{init(){this.resetUpdates(),this.startListening(),this.resetViews(this.model.getCells()),!this.isFrozen()&&this.isAsync()&&this.updateViewsAsync()}startListening(){this.model.on("sorted",this.onSortModel,this),this.model.on("reseted",this.onModelReseted,this),this.model.on("batch:stop",this.onBatchStop,this),this.model.on("cell:added",this.onCellAdded,this),this.model.on("cell:removed",this.onCellRemoved,this),this.model.on("cell:change:zIndex",this.onCellZIndexChanged,this),this.model.on("cell:change:visible",this.onCellVisibleChanged,this)}stopListening(){this.model.off("sorted",this.onSortModel,this),this.model.off("reseted",this.onModelReseted,this),this.model.off("batch:stop",this.onBatchStop,this),this.model.off("cell:added",this.onCellAdded,this),this.model.off("cell:removed",this.onCellRemoved,this),this.model.off("cell:change:zIndex",this.onCellZIndexChanged,this),this.model.off("cell:change:visible",this.onCellVisibleChanged,this)}resetUpdates(){this.updates={priorities:[{},{},{}],mounted:{},mountedCids:[],unmounted:{},unmountedCids:[],count:0,sort:!1,frozen:!1,freezeKey:null,animationId:null}}onSortModel(){this.model.hasActiveBatch(LS.SORT_DELAYING_BATCHES)||this.sortViews()}onModelReseted({options:t}){this.removeZPivots(),this.resetViews(this.model.getCells(),t)}onBatchStop({name:t,data:e}){if(this.isFrozen())return;const n=this.model;if(!this.isAsync()){const i=LS.UPDATE_DELAYING_BATCHES;i.includes(t)&&!n.hasActiveBatch(i)&&this.updateViews(e)}const i=LS.SORT_DELAYING_BATCHES;i.includes(t)&&!n.hasActiveBatch(i)&&this.sortViews()}onCellAdded({cell:t,options:e}){const n=e.position;this.isAsync()||"number"!==typeof n?this.renderView(t,e):(e.maxPosition===n&&this.freeze({key:"addCells"}),this.renderView(t,e),0===n&&this.unfreeze({key:"addCells"}))}onCellRemoved({cell:t,options:e}){const n=this.findViewByCell(t);n&&this.requestViewUpdate(n,LS.FLAG_REMOVE,n.priority,e)}onCellZIndexChanged({cell:t,options:e}){if("approx"===this.options.sorting){const n=this.findViewByCell(t);n&&this.requestViewUpdate(n,LS.FLAG_INSERT,n.priority,e)}}onCellVisibleChanged({cell:t,current:e,options:n}){e||this.processEdgeOnTerminalVisibleChanged(t,!1);const i=this.findViewByCell(t);!e&&i?this.removeView(t):e&&null==i&&this.renderView(t,n),e&&this.processEdgeOnTerminalVisibleChanged(t,!0)}processEdgeOnTerminalVisibleChanged(t,e){const n=(t,e)=>{const n=t.getSourceCellId();if(n!==e.id)return t.getSourceCell();const i=t.getTargetCellId();return i!==e.id?t.getTargetCell():null};this.model.getConnectedEdges(t).forEach((i=>{const r=n(i,t);(null==r||r.isVisible())&&(e?i.show():i.hide())}))}isEdgeTerminalVisible(t,e){const n="source"===e?t.getSourceCellId():t.getTargetCellId(),i=n?this.model.getCell(n):null;return!(i&&!i.isVisible())}requestConnectedEdgesUpdate(t,e={}){if(fE.isCellView(t)){const n=t.cell,i=this.model.getConnectedEdges(n);for(let t=0,r=i.length;t<r;t+=1){const r=i[t],s=this.findViewByCell(r);if(!s)continue;const o=["update"];r.getTargetCell()===n&&o.push("target"),r.getSourceCell()===n&&o.push("source"),this.scheduleViewUpdate(s,s.getFlag(o),s.priority,e)}}}forcePostponedViewUpdate(t,e){if(!t||!fE.isCellView(t))return!1;const n=t.cell;if(n.isNode())return!1;const i=t;if(n.isEdge()&&0===(e&t.getFlag(["source","target"]))){let t=0;const e=this.findViewByCell(n.getSourceCell());e&&!this.isViewMounted(e)&&(t=this.dumpView(e),i.updateTerminalMagnet("source"));let r=0;const s=this.findViewByCell(n.getTargetCell());if(s&&!this.isViewMounted(s)&&(r=this.dumpView(s),i.updateTerminalMagnet("target")),0===t&&0===r)return!this.dumpView(i)}return!1}scheduleViewUpdate(t,e,n,i={}){const r=t.cid,s=this.updates;let o=s.priorities[n];o||(o=s.priorities[n]={});const a=o[r]||0;(a&e)!==e&&(a||(s.count+=1),e&LS.FLAG_REMOVE&&a&LS.FLAG_INSERT?o[r]^=LS.FLAG_INSERT:e&LS.FLAG_INSERT&&a&LS.FLAG_REMOVE&&(o[r]^=LS.FLAG_REMOVE),o[r]|=e,this.graph.hook.onViewUpdated(t,e,i))}requestViewUpdate(t,e,n,i={}){this.scheduleViewUpdate(t,e,n,i);const r=this.isAsync();if(this.isFrozen()||r&&!1!==i.async||this.model.hasActiveBatch(LS.UPDATE_DELAYING_BATCHES))return;const s=this.updateViews(i);r&&this.graph.trigger("render:done",{stats:s,options:i})}dumpView(t,e={}){if(null==t)return 0;const n=t.cid,i=this.updates,r=i.priorities[t.priority],s=this.registerMountedView(t)|r[n];return delete r[n],s?this.updateView(t,s,e):0}dumpViews(t={}){this.checkView(t),this.updateViews(t)}requireView(t,e={}){const n=this.findViewByCell(t);return null==n?null:(this.dumpView(n,e),n)}updateView(t,e,n={}){if(null==t)return 0;if(fE.isCellView(t)){if(e&LS.FLAG_REMOVE)return this.removeView(t.cell),0;e&LS.FLAG_INSERT&&(this.insertView(t),e^=LS.FLAG_INSERT)}return e?t.confirmUpdate(e,n):0}updateViews(t={}){let e,n=0,i=0,r=LS.MIN_PRIORITY;do{e=this.updateViewsBatch(t),n+=1,i+=e.updatedCount,r=Math.min(e.priority,r)}while(!e.empty);return{priority:r,batchCount:n,updatedCount:i}}updateViewsBatch(t={}){const e=this.updates,n=e.priorities,i=t.batchSize||LS.UPDATE_BATCH_SIZE;let r=!0,s=LS.MIN_PRIORITY,o=0,a=0,l=0,c=0,h=t.checkView||this.options.checkView;"function"!==typeof h&&(h=null);t:for(let u=0,d=n.length;u<d;u+=1){const d=n[u];for(const n in d){if(l>=i){r=!1;break t}const p=eE.views[n];if(!p){delete d[n];continue}let g=d[n];if(0===(g&LS.FLAG_REMOVE)){const t=n in e.unmounted;if(h&&!ey(h,this.graph,{view:p,unmounted:t})){t||(this.registerUnmountedView(p),p.unmount()),e.unmounted[n]|=g,delete d[n],a+=1;continue}t&&(g|=LS.FLAG_INSERT,o+=1),g|=this.registerMountedView(p)}const f=p;let m=this.updateView(p,g,t);if(m>0){const t=f.cell;t&&t.isEdge()&&(f.hasAction(m,"source")&&!this.isEdgeTerminalVisible(t,"source")&&(m=f.removeAction(m,"source"),m|=LS.FLAG_REMOVE),f.hasAction(m,"target")&&!this.isEdgeTerminalVisible(t,"target")&&(m=f.removeAction(m,"target"),m|=LS.FLAG_REMOVE))}m>0&&(d[n]=m,!this.graph.hook.onViewPostponed(f,m,t)||d[n])?(c+=1,r=!1):(s>u&&(s=u),l+=1,delete d[n])}}return{empty:r,priority:s,mountedCount:o,unmountedCount:a,updatedCount:l,postponedCount:c}}updateViewsAsync(t={},e={processed:0,priority:LS.MIN_PRIORITY}){const n=this.updates,i=n.animationId;if(i){if(eb(i),0===e.processed){const e=t.before;"function"===typeof e&&ey(e,this.graph,this.graph)}const r=this.updateViewsBatch(t),s=this.checkViewImpl({checkView:t.checkView,mountedBatchSize:LS.MOUNT_BATCH_SIZE-r.mountedCount,unmountedBatchSize:LS.MOUNT_BATCH_SIZE-r.unmountedCount});let o=e.processed;const a=n.count,l=s.mountedCount,c=s.unmountedCount;r.updatedCount>0&&(o+=r.updatedCount+r.unmountedCount,e.priority=Math.min(r.priority,e.priority),r.empty&&0===l?(r.priority=e.priority,r.mountedCount+=l,r.unmountedCount+=c,this.graph.trigger("render:done",{stats:r,options:t}),e.processed=0,n.count=0):e.processed=o);const h=t.progress;if(a&&"function"===typeof h&&ey(h,this.graph,{total:a,done:r.empty,current:o}),n.animationId!==i)return}n.animationId=tb((()=>{this.updateViewsAsync(t,e)}))}registerMountedView(t){const e=t.cid,n=this.updates;if(e in n.mounted)return 0;n.mounted[e]=!0,n.mountedCids.push(e);const i=n.unmounted[e]||0;return delete n.unmounted[e],i}registerUnmountedView(t){const e=t.cid,n=this.updates;if(e in n.unmounted)return 0;n.unmounted[e]|=LS.FLAG_INSERT;const i=n.unmounted[e];return n.unmountedCids.push(e),delete n.mounted[e],i}isViewMounted(t){if(null==t)return!1;const e=t.cid;return e in this.updates.mounted}getMountedViews(){return Object.keys(this.updates.mounted).map((t=>fE.views[t]))}getUnmountedViews(){return Object.keys(this.updates.unmounted).map((t=>fE.views[t]))}checkMountedViews(t,e){let n=0;if("function"!==typeof t)return n;const i=this.updates,r=i.mounted,s=i.mountedCids,o=null==e?s.length:Math.min(s.length,e);for(let a=0;a<o;a+=1){const e=s[a];if(!(e in r))continue;const i=fE.views[e];if(null==i)continue;const o=ey(t,this.graph,{view:i,unmounted:!0});if(o){s.push(e);continue}n+=1;const l=this.registerUnmountedView(i);l&&i.unmount()}return s.splice(0,o),n}checkUnmountedViews(t,e){let n=0;"function"!==typeof t&&(t=null);const i=this.updates,r=i.unmounted,s=i.unmountedCids,o=null==e?s.length:Math.min(s.length,e);for(let a=0;a<o;a+=1){const e=s[a];if(!(e in r))continue;const i=fE.views[e];if(null==i)continue;if(t&&!ey(t,this.graph,{view:i,unmounted:!1})){s.push(e);continue}n+=1;const o=this.registerMountedView(i);o&&this.scheduleViewUpdate(i,o,i.priority,{mounting:!0})}return s.splice(0,o),n}checkViewImpl(t={mountedBatchSize:Number.MAX_SAFE_INTEGER,unmountedBatchSize:Number.MAX_SAFE_INTEGER}){const e=t.checkView||this.options.checkView,n=this.checkMountedViews(e,t.unmountedBatchSize),i=this.checkUnmountedViews(e,n>0?Math.min(this.updates.unmountedCids.length-n,t.mountedBatchSize):t.mountedBatchSize);return{mountedCount:i,unmountedCount:n}}checkView(t={}){return this.checkViewImpl(t)}isFrozen(){return!!this.options.frozen}freeze(t={}){const e=t.key,n=this.updates,i=this.options.frozen,r=n.freezeKey;if(e&&e!==r){if(i&&r)return;n.frozen=i,n.freezeKey=e}this.options.frozen=!0;const s=n.animationId;n.animationId=null,this.isAsync()&&null!=s&&eb(s),this.graph.trigger("freeze",{key:e})}unfreeze(t={}){const e=t.key,n=this.updates,i=n.freezeKey;if(e&&i&&e!==i)return;if(n.freezeKey=null,e&&e===i&&n.frozen)return;const r=()=>{this.options.frozen=n.frozen=!1,n.sort&&(this.sortViews(),n.sort=!1);const i=t.after;i&&ey(i,this.graph,this.graph),this.graph.trigger("unfreeze",{key:e})};if(this.isAsync()){this.freeze();const e=t.progress;this.updateViewsAsync(Object.assign(Object.assign({},t),{progress:({done:t,current:n,total:i})=>{e&&ey(e,this.graph,{done:t,current:n,total:i}),t&&r()}}))}else this.updateViews(t),r()}isAsync(){return!!this.options.async}setAsync(t){this.options.async=t}onRemove(){this.freeze(),this.removeViews()}resetViews(t=[],e={}){this.resetUpdates(),this.removeViews(),this.freeze({key:"reset"});for(let n=0,i=t.length;n<i;n+=1)this.renderView(t[n],e);this.unfreeze({key:"reset"}),this.sortViews()}removeView(t){const e=this.views[t.id];if(e){const n=e.cid,i=this.updates,r=i.mounted,s=i.unmounted;e.remove(),delete this.views[t.id],delete r[n],delete s[n]}return e}removeViews(){this.views&&Object.keys(this.views).forEach((t=>{const e=this.views[t];e&&this.removeView(e.cell)})),this.views={}}renderView(t,e={}){const n=t.id,i=this.views;let r=0,s=i[n];if(t.isVisible()&&(!t.isEdge()||this.isEdgeTerminalVisible(t,"source")&&this.isEdgeTerminalVisible(t,"target"))){if(s)r=LS.FLAG_INSERT;else{const e=this.graph.hook.createCellView(t);e&&(s=i[t.id]=e,s.graph=this.graph,r=this.registerUnmountedView(s)|s.getBootstrapFlag())}s&&this.requestViewUpdate(s,r,s.priority,e)}}isExactSorting(){return"exact"===this.options.sorting}sortViews(){this.isExactSorting()&&(this.isFrozen()?this.updates.sort=!0:this.sortViewsExact())}sortElements(t,e){const n=t.map((t=>{const e=t.parentNode,n=e.insertBefore(document.createTextNode(""),t.nextSibling);return t=>{if(e===t)throw new Error("You can't sort elements if any one is a descendant of another.");e.insertBefore(t,n),e.removeChild(n)}}));t.sort(e).forEach(((t,e)=>n[e](t)))}sortViewsExact(){const t=this.view.$(this.view.stage).children("[data-cell-id]").toArray(),e=this.model;this.sortElements(t,((t,n)=>{const i=e.getCell(t.getAttribute("data-cell-id")||""),r=e.getCell(n.getAttribute("data-cell-id")||""),s=i.getZIndex()||0,o=r.getZIndex()||0;return s===o?0:s<o?-1:1}))}addZPivot(t=0){null==this.zPivots&&(this.zPivots={});const e=this.zPivots;let n=e[t];if(n)return n;n=e[t]=document.createComment(`z-index:${t+1}`);let i=-1/0;for(const s in e){const e=+s;e<t&&e>i&&(i=e)}const r=this.view.stage;if(i!==-1/0){const t=e[i];r.insertBefore(n,t.nextSibling)}else r.insertBefore(n,r.firstChild);return n}removeZPivots(){this.zPivots&&Object.keys(this.zPivots).forEach((t=>{const e=this.zPivots[t];e&&e.parentNode&&e.parentNode.removeChild(e)})),this.zPivots={}}insertView(t){const e=this.view.stage;switch(this.options.sorting){case"approx":{const n=t.cell.getZIndex(),i=this.addZPivot(n);e.insertBefore(t.container,i);break}case"exact":default:e.appendChild(t.container);break}}findViewByCell(t){if(null==t)return null;const e=OM.isCell(t)?t.id:t;return this.views[e]}findViewByElem(t){if(null==t)return null;const e="string"===typeof t?this.view.stage.querySelector(t):t instanceof Element?t:t[0];if(e){const t=this.view.findAttr("data-cell-id",e);if(t)return this.views[t]}return null}findViewsFromPoint(t){const e={x:t.x,y:t.y};return this.model.getCells().map((t=>this.findViewByCell(t))).filter((t=>null!=t&&Av(t.container,{target:this.view.stage}).containsPoint(e)))}findEdgeViewsInArea(t,e={}){const n=db.create(t);return this.model.getEdges().map((t=>this.findViewByCell(t))).filter((t=>{if(t){const i=Av(t.container,{target:this.view.stage});return 0===i.width?i.inflate(1,0):0===i.height&&i.inflate(0,1),e.strict?n.containsRect(i):n.isIntersectWithRect(i)}return!1}))}findViewsInArea(t,e={}){const n=db.create(t);return this.model.getNodes().map((t=>this.findViewByCell(t))).filter((t=>{if(t){const i=Av(t.container,{target:this.view.stage});return e.strict?n.containsRect(i):n.isIntersectWithRect(i)}return!1}))}dispose(){this.resetUpdates(),this.stopListening()}}jS([uS.dispose()],LS.prototype,"dispose",null),function(t){t.FLAG_INSERT=1<<30,t.FLAG_REMOVE=1<<29,t.MOUNT_BATCH_SIZE=1e3,t.UPDATE_BATCH_SIZE=1e3,t.MIN_PRIORITY=2,t.SORT_DELAYING_BATCHES=["add","to-front","to-back"],t.UPDATE_DELAYING_BATCHES=["translate"]}(LS||(LS={}));var FS=function(t,e,n,i){var r,s=arguments.length,o=s<3?e:null===i?i=Object.getOwnPropertyDescriptor(e,n):i;if("object"===typeof Reflect&&"function"===typeof Reflect.decorate)o=Reflect.decorate(t,e,n,i);else for(var a=t.length-1;a>=0;a--)(r=t[a])&&(o=(s<3?r(o):s>3?r(e,n,o):r(e,n))||o);return s>3&&o&&Object.defineProperty(e,n,o),o};class zS extends uS{get elem(){return this.view.background}init(){this.startListening(),this.options.background&&this.draw(this.options.background)}startListening(){this.graph.on("scale",this.update,this),this.graph.on("translate",this.update,this)}stopListening(){this.graph.off("scale",this.update,this),this.graph.off("translate",this.update,this)}updateBackgroundImage(t={}){let e=t.size||"auto auto",n=t.position||"center";const i=this.graph.transform.getScale(),r=this.graph.translate();if("object"===typeof n){const t=r.tx+i.sx*(n.x||0),e=r.ty+i.sy*(n.y||0);n=`${t}px ${e}px`}"object"===typeof e&&(e=db.fromSize(e).scale(i.sx,i.sy),e=`${e.width}px ${e.height}px`),this.elem.style.backgroundSize=e,this.elem.style.backgroundPosition=n}drawBackgroundImage(t,e={}){if(!(t instanceof HTMLImageElement))return void(this.elem.style.backgroundImage="");const n=this.optionsCache;if(n&&n.image!==e.image)return;let i;const r=e.opacity,s=e.size;let o=e.repeat||"no-repeat";const a=ZC.registry.get(o);if("function"===typeof a){const n=e.quality||1;t.width*=n,t.height*=n;const r=a(t,e);if(!(r instanceof HTMLCanvasElement))throw new Error("Background pattern must return an HTML Canvas instance");i=r.toDataURL("image/png"),o=e.repeat&&o!==e.repeat?e.repeat:"repeat","object"===typeof s?(s.width*=r.width/t.width,s.height*=r.height/t.height):void 0===s&&(e.size={width:r.width/n,height:r.height/n})}else i=t.src,void 0===s&&(e.size={width:t.width,height:t.height});null!=n&&"object"===typeof e.size&&e.image===n.image&&e.repeat===n.repeat&&e.quality===n.quality&&(n.size=id(e.size));const l=this.elem.style;l.backgroundImage=`url(${i})`,l.backgroundRepeat=o,l.opacity=null==r||r>=1?"":`${r}`,this.updateBackgroundImage(e)}updateBackgroundColor(t){this.elem.style.backgroundColor=t||""}updateBackgroundOptions(t){this.graph.options.background=t}update(){this.optionsCache&&this.updateBackgroundImage(this.optionsCache)}draw(t){const e=t||{};if(this.updateBackgroundOptions(t),this.updateBackgroundColor(e.color),e.image){this.optionsCache=id(e);const n=document.createElement("img");n.onload=()=>this.drawBackgroundImage(n,t),n.setAttribute("crossorigin","anonymous"),n.src=e.image}else this.drawBackgroundImage(null),this.optionsCache=null}clear(){this.draw()}dispose(){this.clear(),this.stopListening()}}FS([uS.dispose()],zS.prototype,"dispose",null);var RS,BS=function(t,e,n,i){var r,s=arguments.length,o=s<3?e:null===i?i=Object.getOwnPropertyDescriptor(e,n):i;if("object"===typeof Reflect&&"function"===typeof Reflect.decorate)o=Reflect.decorate(t,e,n,i);else for(var a=t.length-1;a>=0;a--)(r=t[a])&&(o=(s<3?r(o):s>3?r(e,n,o):r(e,n))||o);return s>3&&o&&Object.defineProperty(e,n,o),o},IS=function(t,e){var n={};for(var i in t)Object.prototype.hasOwnProperty.call(t,i)&&e.indexOf(i)<0&&(n[i]=t[i]);if(null!=t&&"function"===typeof Object.getOwnPropertySymbols){var r=0;for(i=Object.getOwnPropertySymbols(t);r<i.length;r++)e.indexOf(i[r])<0&&Object.prototype.propertyIsEnumerable.call(t,i[r])&&(n[i[r]]=t[i[r]])}return n};class $S extends eE{constructor(t){super(),this.padding={left:0,top:0,right:0,bottom:0},this.options=RS.getOptions(t);const e=this.graph.transform.getScale();this.sx=e.sx,this.sy=e.sy;const n=this.options.width||this.graph.options.width,i=this.options.height||this.graph.options.height;this.container=document.createElement("div"),this.$container=this.$(this.container).addClass(this.prefixClassName(RS.containerClass)).css({width:n,height:i}),this.options.pageVisible&&this.$container.addClass(this.prefixClassName(RS.pagedClass)),this.options.className&&this.$container.addClass(this.options.className);const r=this.graph.container;r.parentNode&&this.$container.insertBefore(r);const s=r.getAttribute("style");if(s){const t={},e=s.split(";");e.forEach((e=>{const n=e.trim();if(n){const e=n.split(":");e.length&&(t[e[0].trim()]=e[1]?e[1].trim():"")}})),Object.keys(t).forEach((e=>{"width"!==e&&"height"!==e&&(r.style[e]="",this.container.style[e]=t[e])}))}this.content=document.createElement("div"),this.$content=this.$(this.content).addClass(this.prefixClassName(RS.contentClass)).css({width:this.graph.options.width,height:this.graph.options.height}),this.background=document.createElement("div"),this.$background=this.$(this.background).addClass(this.prefixClassName(RS.backgroundClass)),this.$content.append(this.background),this.options.pageVisible||this.$content.append(this.graph.view.grid),this.$content.append(r),this.$content.appendTo(this.container),this.startListening(),this.options.pageVisible||this.graph.grid.update(),this.backgroundManager=new $S.Background(this),this.options.autoResize||this.update()}get graph(){return this.options.graph}get model(){return this.graph.model}startListening(){const t=this.graph,e=this.model;t.on("scale",this.onScale,this),t.on("resize",this.onResize,this),t.on("before:print",this.storeScrollPosition,this),t.on("before:export",this.storeScrollPosition,this),t.on("after:print",this.restoreScrollPosition,this),t.on("after:export",this.restoreScrollPosition,this),t.on("render:done",this.onRenderDone,this),t.on("unfreeze",this.onUpdate,this),e.on("reseted",this.onUpdate,this),e.on("cell:added",this.onUpdate,this),e.on("cell:removed",this.onUpdate,this),e.on("cell:changed",this.onUpdate,this),e.on("batch:stop",this.onBatchStop,this),this.delegateBackgroundEvents()}stopListening(){const t=this.graph,e=this.model;t.off("scale",this.onScale,this),t.off("resize",this.onResize,this),t.off("beforeprint",this.storeScrollPosition,this),t.off("beforeexport",this.storeScrollPosition,this),t.off("afterprint",this.restoreScrollPosition,this),t.off("afterexport",this.restoreScrollPosition,this),t.off("render:done",this.onRenderDone,this),t.off("unfreeze",this.onUpdate,this),e.off("reseted",this.onUpdate,this),e.off("cell:added",this.onUpdate,this),e.off("cell:removed",this.onUpdate,this),e.off("cell:changed",this.onUpdate,this),e.off("batch:stop",this.onBatchStop,this),this.undelegateBackgroundEvents()}enableAutoResize(){this.options.autoResize=!0}disableAutoResize(){this.options.autoResize=!1}onUpdate(){!this.graph.isAsync()&&this.options.autoResize&&this.update()}onBatchStop(t){!this.graph.isAsync()&&this.options.autoResize&&LS.UPDATE_DELAYING_BATCHES.includes(t.name)&&this.update()}delegateBackgroundEvents(t){const e=t||gS.events;this.delegatedHandlers=Object.keys(e).reduce(((t,n)=>{const i=e[n];if(-1===n.indexOf(" "))if("function"===typeof i)t[n]=i;else{let e=this.graph.view[i];"function"===typeof e&&(e=e.bind(this.graph.view),t[n]=e)}return t}),{}),this.onBackgroundEvent=this.onBackgroundEvent.bind(this),Object.keys(this.delegatedHandlers).forEach((t=>{this.delegateEvent(t,{guarded:!1},this.onBackgroundEvent)}))}undelegateBackgroundEvents(){Object.keys(this.delegatedHandlers).forEach((t=>{this.undelegateEvent(t,this.onBackgroundEvent)}))}onBackgroundEvent(t){let e=!1;const n=t.target;if(this.options.pageVisible)e=this.options.background?this.background===n:this.content===n;else{const t=this.graph.view;e=t.background===n||t.grid===n}if(e){const e=this.delegatedHandlers[t.type];"function"===typeof e&&e.apply(this.graph,arguments)}}onRenderDone({stats:t}){this.options.autoResize&&t.priority<2&&this.update()}onResize(){this.cachedCenterPoint&&(this.centerPoint(this.cachedCenterPoint.x,this.cachedCenterPoint.y),this.updatePageBreak())}onScale({sx:t,sy:e,ox:n,oy:i}){this.updateScale(t,e),(n||i)&&(this.centerPoint(n,i),this.updatePageBreak());const r=this.options.autoResizeOptions||this.options.fitTocontentOptions;"function"===typeof r&&this.update()}storeScrollPosition(){this.cachedScrollLeft=this.container.scrollLeft,this.cachedScrollTop=this.container.scrollTop}restoreScrollPosition(){this.container.scrollLeft=this.cachedScrollLeft,this.container.scrollTop=this.cachedScrollTop,this.cachedScrollLeft=null,this.cachedScrollTop=null}storeClientSize(){this.cachedClientSize={width:this.container.clientWidth,height:this.container.clientHeight}}restoreClientSize(){this.cachedClientSize=null}beforeManipulation(){(et.IS_IE||et.IS_EDGE)&&this.$container.css("visibility","hidden")}afterManipulation(){(et.IS_IE||et.IS_EDGE)&&this.$container.css("visibility","visible")}updatePageSize(t,e){null!=t&&(this.options.pageWidth=t),null!=e&&(this.options.pageHeight=e),this.updatePageBreak()}updatePageBreak(){if(this.pageBreak&&this.pageBreak.parentNode&&this.pageBreak.parentNode.removeChild(this.pageBreak),this.pageBreak=null,this.options.pageVisible&&this.options.pageBreak){const t=this.graph.options.width,e=this.graph.options.height,n=this.options.pageWidth*this.sx,i=this.options.pageHeight*this.sy;if(t>n||e>i){let r=!1;const s=document.createElement("div");for(let e=1,i=Math.floor(t/n);e<i;e+=1)this.$("<div/>").addClass(this.prefixClassName("graph-pagebreak-vertical")).css({left:e*n}).appendTo(s),r=!0;for(let t=1,n=Math.floor(e/i);t<n;t+=1)this.$("<div/>").addClass(this.prefixClassName("graph-pagebreak-horizontal")).css({top:t*i}).appendTo(s),r=!0;r&&(uy(s,this.prefixClassName("graph-pagebreak")),this.$(this.graph.view.grid).after(s),this.pageBreak=s)}}}update(){const t=this.getClientSize();this.cachedCenterPoint=this.clientToLocalPoint(t.width/2,t.height/2);let e=this.options.autoResizeOptions||this.options.fitTocontentOptions;"function"===typeof e&&(e=ey(e,this,this));const n=Object.assign({gridWidth:this.options.pageWidth,gridHeight:this.options.pageHeight,allowNewOrigin:"negative"},e);this.graph.fitToContent(this.getFitToContentOptions(n))}getFitToContentOptions(t){const e=this.sx,n=this.sy;return t.gridWidth&&(t.gridWidth*=e),t.gridHeight&&(t.gridHeight*=n),t.minWidth&&(t.minWidth*=e),t.minHeight&&(t.minHeight*=n),"object"===typeof t.padding?t.padding={left:(t.padding.left||0)*e,right:(t.padding.right||0)*e,top:(t.padding.top||0)*n,bottom:(t.padding.bottom||0)*n}:"number"===typeof t.padding&&(t.padding*=e),this.options.autoResize||(t.contentArea=db.create()),t}updateScale(t,e){const n=this.graph.options,i=t/this.sx,r=e/this.sy;this.sx=t,this.sy=e,this.graph.translate(n.x*i,n.y*r),this.graph.resizeGraph(n.width*i,n.height*r)}scrollbarPosition(t,e,n){if(null==t&&null==e)return{left:this.container.scrollLeft,top:this.container.scrollTop};const i={};return"number"===typeof t&&(i.scrollLeft=t),"number"===typeof e&&(i.scrollTop=e),n&&n.animation?this.$container.animate(i,n.animation):this.$container.prop(i),this}scrollToPoint(t,e,n){const i=this.getClientSize(),r=this.graph.matrix(),s={};return"number"===typeof t&&(s.scrollLeft=t-i.width/2+r.e+(this.padding.left||0)),"number"===typeof e&&(s.scrollTop=e-i.height/2+r.f+(this.padding.top||0)),n&&n.animation?this.$container.animate(s,n.animation):this.$container.prop(s),this}scrollToContent(t){const e=this.sx,n=this.sy,i=this.graph.getContentArea().getCenter();return this.scrollToPoint(i.x*e,i.y*n,t)}scrollToCell(t,e){const n=this.sx,i=this.sy,r=t.getBBox().getCenter();return this.scrollToPoint(r.x*n,r.y*i,e)}center(t){return this.centerPoint(t)}centerPoint(t,e,n){const i=this.graph.matrix(),r=i.a,s=i.d,o=-i.e,a=-i.f,l=o+this.graph.options.width,c=a+this.graph.options.height;let h;if(this.storeClientSize(),"number"===typeof t||"number"===typeof e){h=n;const i=this.getVisibleArea().getCenter();"number"===typeof t?t*=r:t=i.x,"number"===typeof e?e*=s:e=i.y}else h=t,t=(o+l)/2,e=(a+c)/2;if(h&&h.padding)return this.positionPoint({x:t,y:e},"50%","50%",h);const u=this.getPadding(),d=this.getClientSize(),p=d.width/2,g=d.height/2,f=p-u.left-t+o,m=p-u.right+t-l,y=g-u.top-e+a,b=g-u.bottom+e-c;this.addPadding(Math.max(f,0),Math.max(m,0),Math.max(y,0),Math.max(b,0));const v=this.scrollToPoint(t,e,h||void 0);return this.restoreClientSize(),v}centerContent(t){return this.positionContent("center",t)}centerCell(t,e){return this.positionCell(t,"center",e)}positionContent(t,e){const n=this.graph.getContentArea(e);return this.positionRect(n,t,e)}positionCell(t,e,n){const i=t.getBBox();return this.positionRect(i,e,n)}positionRect(t,e,n){const i=db.create(t);switch(e){case"center":return this.positionPoint(i.getCenter(),"50%","50%",n);case"top":return this.positionPoint(i.getTopCenter(),"50%",0,n);case"top-right":return this.positionPoint(i.getTopRight(),"100%",0,n);case"right":return this.positionPoint(i.getRightMiddle(),"100%","50%",n);case"bottom-right":return this.positionPoint(i.getBottomRight(),"100%","100%",n);case"bottom":return this.positionPoint(i.getBottomCenter(),"50%","100%",n);case"bottom-left":return this.positionPoint(i.getBottomLeft(),0,"100%",n);case"left":return this.positionPoint(i.getLeftMiddle(),0,"50%",n);case"top-left":return this.positionPoint(i.getTopLeft(),0,0,n);default:return this}}positionPoint(t,e,n,i={}){const{padding:r}=i,s=IS(i,["padding"]),o=Vm(r),a=db.fromSize(this.getClientSize()),l=a.clone().moveAndExpand({x:o.left,y:o.top,width:-o.right-o.left,height:-o.top-o.bottom});e=Im(e,Math.max(0,l.width)),e<0&&(e=l.width+e),n=Im(n,Math.max(0,l.height)),n<0&&(n=l.height+n);const c=l.getTopLeft().translate(e,n),h=a.getCenter().diff(c),u=this.zoom(),d=h.scale(1/u,1/u),p=ub.create(t).translate(d);return this.centerPoint(p.x,p.y,s)}zoom(t,e){if(null==t)return this.sx;let n,i;e=e||{};const r=this.getClientSize(),s=this.clientToLocalPoint(r.width/2,r.height/2);let o=t,a=t;if(e.absolute||(o+=this.sx,a+=this.sy),e.scaleGrid&&(o=Math.round(o/e.scaleGrid)*e.scaleGrid,a=Math.round(a/e.scaleGrid)*e.scaleGrid),e.maxScale&&(o=Math.min(e.maxScale,o),a=Math.min(e.maxScale,a)),e.minScale&&(o=Math.max(e.minScale,o),a=Math.max(e.minScale,a)),o=this.graph.transform.clampScale(o),a=this.graph.transform.clampScale(a),e.center){const t=o/this.sx,r=a/this.sy;n=e.center.x-(e.center.x-s.x)/t,i=e.center.y-(e.center.y-s.y)/r}else n=s.x,i=s.y;return this.beforeManipulation(),this.graph.transform.scale(o,a),this.centerPoint(n,i),this.afterManipulation(),this}zoomToRect(t,e={}){const n=db.create(t),i=this.graph;e.contentArea=n,null==e.viewportArea&&(e.viewportArea={x:i.options.x,y:i.options.y,width:this.$container.width(),height:this.$container.height()}),this.beforeManipulation(),i.transform.scaleContentToFitImpl(e,!1);const r=n.getCenter();return this.centerPoint(r.x,r.y),this.afterManipulation(),this}zoomToFit(t={}){return this.zoomToRect(this.graph.getContentArea(t),t)}transitionToPoint(t,e,n){let i,r;"object"===typeof t?(n=e,e=t.y,t=t.x):e=e,null==n&&(n={});const s=this.sx,o=Math.max(n.scale||s,1e-6),a=this.getClientSize(),l=new ub(t,e),c=this.clientToLocalPoint(a.width/2,a.height/2);if(s===o){const t=c.diff(l).scale(s,s).round();i=`translate(${t.x}px,${t.y}px)`}else{const t=o/(s-o)*l.distance(c),e=c.clone().move(l,t),n=this.localToBackgroundPoint(e).round();i=`scale(${o/s})`,r=`${n.x}px ${n.y}px`}const h=n.onTransitionEnd;return this.$container.addClass(RS.transitionClassName),this.$content.off(RS.transitionEventName).on(RS.transitionEventName,(n=>{this.syncTransition(o,{x:t,y:e}),"function"===typeof h&&ey(h,this,n.originalEvent)})).css({transform:i,transformOrigin:r,transition:"transform",transitionDuration:n.duration||"1s",transitionDelay:n.delay,transitionTimingFunction:n.timing}),this}syncTransition(t,e){return this.beforeManipulation(),this.graph.scale(t),this.removeTransition(),this.centerPoint(e.x,e.y),this.afterManipulation(),this}removeTransition(){return this.$container.removeClass(RS.transitionClassName),this.$content.off(RS.transitionEventName).css({transform:"",transformOrigin:"",transition:"",transitionDuration:"",transitionDelay:"",transitionTimingFunction:""}),this}transitionToRect(t,e={}){const n=db.create(t),i=e.maxScale||1/0,r=e.minScale||Number.MIN_VALUE,s=e.scaleGrid||null,o=e.visibility||1,a=e.center?ub.create(e.center):n.getCenter(),l=this.getClientSize(),c=l.width*o,h=l.height*o;let u=new db(a.x-c/2,a.y-h/2,c,h).getMaxUniformScaleToFit(n,a);return u=Math.min(u,i),s&&(u=Math.floor(u/s)*s),u=Math.max(r,u),this.transitionToPoint(a,Object.assign({scale:u},e))}startPanning(t){const e=this.normalizeEvent(t);this.clientX=e.clientX,this.clientY=e.clientY,this.trigger("pan:start",{e:e}),this.$(document.body).on({"mousemove.panning touchmove.panning":this.pan.bind(this),"mouseup.panning touchend.panning":this.stopPanning.bind(this),"mouseleave.panning":this.stopPanning.bind(this)}),this.$(window).on("mouseup.panning",this.stopPanning.bind(this))}pan(t){const e=this.normalizeEvent(t),n=e.clientX-this.clientX,i=e.clientY-this.clientY;this.container.scrollTop-=i,this.container.scrollLeft-=n,this.clientX=e.clientX,this.clientY=e.clientY,this.trigger("panning",{e:e})}stopPanning(t){this.$(document.body).off(".panning"),this.$(window).off(".panning"),this.trigger("pan:stop",{e:t})}clientToLocalPoint(t,e){let n="object"===typeof t?t.x:t,i="object"===typeof t?t.y:e;const r=this.graph.matrix();return n+=this.container.scrollLeft-this.padding.left-r.e,i+=this.container.scrollTop-this.padding.top-r.f,new ub(n/r.a,i/r.d)}localToBackgroundPoint(t,e){const n="object"===typeof t?ub.create(t):new ub(t,e),i=this.graph.matrix(),r=this.padding;return xv(n,i).translate(r.left,r.top)}resize(t,e){let n=null!=t?t:this.container.clientWidth,i=null!=e?e:this.container.clientHeight;"number"===typeof n&&(n=Math.round(n)),"number"===typeof i&&(i=Math.round(i)),this.options.width=n,this.options.height=i,this.$container.css({width:n,height:i}),this.update()}getClientSize(){return this.cachedClientSize?this.cachedClientSize:{width:this.container.clientWidth,height:this.container.clientHeight}}autoScroll(t,e){const n=10,i=this.container,r=i.getBoundingClientRect();let s=0,o=0;return t<=r.left+n&&(s=-n),e<=r.top+n&&(o=-n),t>=r.right-n&&(s=n),e>=r.bottom-n&&(o=n),0!==s&&(i.scrollLeft+=s),0!==o&&(i.scrollTop+=o),{scrollerX:s,scrollerY:o}}addPadding(t,e,n,i){let r=this.getPadding();this.padding={left:Math.round(r.left+(t||0)),top:Math.round(r.top+(n||0)),bottom:Math.round(r.bottom+(i||0)),right:Math.round(r.right+(e||0))},r=this.padding,this.$content.css({width:r.left+this.graph.options.width+r.right,height:r.top+this.graph.options.height+r.bottom});const s=this.graph.container;return s.style.left=`${this.padding.left}px`,s.style.top=`${this.padding.top}px`,this}getPadding(){const t=this.options.padding;return Vm("function"===typeof t?ey(t,this,this):t)}getVisibleArea(){const t=this.graph.matrix(),e=this.getClientSize(),n={x:this.container.scrollLeft||0,y:this.container.scrollTop||0,width:e.width,height:e.height},i=kv(n,t.inverse());return i.x-=(this.padding.left||0)/this.sx,i.y-=(this.padding.top||0)/this.sy,i}isCellVisible(t,e={}){const n=t.getBBox(),i=this.getVisibleArea();return e.strict?i.containsRect(n):i.isIntersectWithRect(n)}isPointVisible(t){return this.getVisibleArea().containsPoint(t)}lock(){return this.$container.css("overflow","hidden"),this}unlock(){return this.$container.css("overflow","scroll"),this}onRemove(){this.stopListening()}dispose(){this.$(this.graph.container).insertBefore(this.$container),this.remove()}}function VS(t,e,n,i={}){if(n){const r=n.graph,s=r.view.normalizeEvent(e),o=r.snapToGrid(s.clientX,s.clientY);n.notify(t,Object.assign({e:s,view:n,node:n.cell,cell:n.cell,x:o.x,y:o.y},i))}}BS([eE.dispose()],$S.prototype,"dispose",null),function(t){class e extends zS{constructor(t){super(t.graph),this.scroller=t,t.options.background&&this.draw(t.options.background)}get elem(){return this.scroller.background}init(){this.graph.on("scale",this.update,this),this.graph.on("translate",this.update,this)}updateBackgroundOptions(t){this.scroller.options.background=t}}t.Background=e}($S||($S={})),function(t){function e(e){const n=ah({},t.defaultOptions,e);return null==n.pageWidth&&(n.pageWidth=e.graph.options.width),null==n.pageHeight&&(n.pageHeight=e.graph.options.height),n}t.containerClass="graph-scroller",t.panningClass=`${t.containerClass}-panning`,t.pannableClass=`${t.containerClass}-pannable`,t.pagedClass=`${t.containerClass}-paged`,t.contentClass=`${t.containerClass}-content`,t.backgroundClass=`${t.containerClass}-background`,t.transitionClassName="transition-in-progress",t.transitionEventName="transitionend.graph-scroller-transition",t.defaultOptions={padding(){const t=this.getClientSize(),e=Math.max(this.options.minVisibleWidth||0,1)||1,n=Math.max(this.options.minVisibleHeight||0,1)||1,i=Math.max(t.width-e,0),r=Math.max(t.height-n,0);return{left:i,top:r,right:i,bottom:r}},minVisibleWidth:50,minVisibleHeight:50,pageVisible:!1,pageBreak:!1,autoResize:!0},t.getOptions=e}(RS||(RS={}));var _S,GS,HS=function(t,e,n,i){var r,s=arguments.length,o=s<3?e:null===i?i=Object.getOwnPropertyDescriptor(e,n):i;if("object"===typeof Reflect&&"function"===typeof Reflect.decorate)o=Reflect.decorate(t,e,n,i);else for(var a=t.length-1;a>=0;a--)(r=t[a])&&(o=(s<3?r(o):s>3?r(e,n,o):r(e,n))||o);return s>3&&o&&Object.defineProperty(e,n,o),o};class US extends eE{constructor(t){super(),this.options=ah({},_S.defaultOptions,t),this.options.model&&(this.options.collection=this.options.model.collection),this.options.collection?this.collection=this.options.collection:(this.collection=new YM([],{comparator:_S.depthComparator}),this.options.collection=this.collection),this.boxCount=0,this.createContainer(),this.initHandles(),this.startListening()}get graph(){return this.options.graph}get boxClassName(){return this.prefixClassName(_S.classNames.box)}get $boxes(){return this.$container.children(`.${this.boxClassName}`)}get handleOptions(){return this.options}startListening(){const t=this.graph,e=this.collection;this.delegateEvents({[`mousedown .${this.boxClassName}`]:"onSelectionBoxMouseDown",[`touchstart .${this.boxClassName}`]:"onSelectionBoxMouseDown"},!0),t.on("scale",this.onGraphTransformed,this),t.on("translate",this.onGraphTransformed,this),t.model.on("updated",this.onModelUpdated,this),e.on("added",this.onCellAdded,this),e.on("removed",this.onCellRemoved,this),e.on("reseted",this.onReseted,this),e.on("updated",this.onCollectionUpdated,this),e.on("node:change:position",this.onNodePositionChanged,this),e.on("cell:changed",this.onCellChanged,this)}stopListening(){const t=this.graph,e=this.collection;this.undelegateEvents(),t.off("scale",this.onGraphTransformed,this),t.off("translate",this.onGraphTransformed,this),t.model.off("updated",this.onModelUpdated,this),e.off("added",this.onCellAdded,this),e.off("removed",this.onCellRemoved,this),e.off("reseted",this.onReseted,this),e.off("updated",this.onCollectionUpdated,this),e.off("node:change:position",this.onNodePositionChanged,this),e.off("cell:changed",this.onCellChanged,this)}onRemove(){this.stopListening()}onGraphTransformed(){this.updateSelectionBoxes({async:!1})}onCellChanged(){this.updateSelectionBoxes()}onNodePositionChanged({node:t,options:e}){const{showNodeSelectionBox:n,pointerEvents:i}=this.options,{ui:r,selection:s}=e;let o=!this.translating;if(o=o&&(!0!==n||"none"===i),o=o&&r&&!s,o){this.translating=!0;const n=t.position(),i=t.previous("position"),r=n.x-i.x,s=n.y-i.y;0===r&&0===s||this.translateSelectedNodes(r,s,t,e),this.translating=!1}}onModelUpdated({removed:t}){t&&t.length&&this.unselect(t)}isEmpty(){return this.length<=0}isSelected(t){return this.collection.has(t)}get length(){return this.collection.length}get cells(){return this.collection.toArray()}select(t,e={}){e.dryrun=!0;const n=this.filter(Array.isArray(t)?t:[t]);return this.collection.add(n,e),this}unselect(t,e={}){return e.dryrun=!0,this.collection.remove(Array.isArray(t)?t:[t],e),this}reset(t,e={}){if(t){if(e.batch){const n=this.filter(Array.isArray(t)?t:[t]);return this.collection.reset(n,Object.assign(Object.assign({},e),{ui:!0})),this}const n=this.cells,i=this.filter(Array.isArray(t)?t:[t]),r={},s={};n.forEach((t=>r[t.id]=t)),i.forEach((t=>s[t.id]=t));const o=[],a=[];return i.forEach((t=>{r[t.id]||o.push(t)})),n.forEach((t=>{s[t.id]||a.push(t)})),a.length&&this.unselect(a,Object.assign(Object.assign({},e),{ui:!0})),o.length&&this.select(o,Object.assign(Object.assign({},e),{ui:!0})),0===a.length&&0===o.length&&this.updateContainer(),this}return this.clean(e)}clean(t={}){return this.length&&(!1===t.batch?this.unselect(this.cells,t):this.collection.reset([],Object.assign(Object.assign({},t),{ui:!0}))),this}setFilter(t){this.options.filter=t}setContent(t){this.options.content=t}startSelecting(t){let e,n;t=this.normalizeEvent(t),this.clean();const i=this.graph.container;if(null!=t.offsetX&&null!=t.offsetY&&i.contains(t.target))e=t.offsetX,n=t.offsetY;else{const r=this.$(i).offset(),s=i.scrollLeft,o=i.scrollTop;e=t.clientX-r.left+window.pageXOffset+s,n=t.clientY-r.top+window.pageYOffset+o}this.$container.css({top:n,left:e,width:1,height:1}),this.setEventData(t,{action:"selecting",clientX:t.clientX,clientY:t.clientY,offsetX:e,offsetY:n,scrollerX:0,scrollerY:0}),this.delegateDocumentEvents(_S.documentEvents,t.data)}filter(t){const e=this.options.filter;return Array.isArray(e)?t.filter((t=>!e.includes(t)&&!e.includes(t.shape))):"function"===typeof e?t.filter((t=>ey(e,this.graph,t))):t}stopSelecting(t){const e=this.graph,n=this.getEventData(t),i=n.action;switch(i){case"selecting":{let t=this.$container.width(),n=this.$container.height();const i=this.$container.offset(),r=e.pageToLocal(i.left,i.top),s=e.transform.getScale();t/=s.sx,n/=s.sy;const o=new db(r.x,r.y,t,n),a=this.getCellViewsInArea(o).map((t=>t.cell));this.reset(a,{batch:!0}),this.hideRubberband();break}case"translating":{const i=e.snapToGrid(t.clientX,t.clientY);if(!this.options.following){const t=n;this.updateSelectedNodesPosition({dx:t.clientX-t.originX,dy:t.clientY-t.originY})}this.graph.model.stopBatch("move-selection"),this.notifyBoxEvent("box:mouseup",t,i.x,i.y);break}default:this.clean();break}}onMouseUp(t){const e=this.getEventData(t).action;e&&(this.stopSelecting(t),this.undelegateDocumentEvents())}onSelectionBoxMouseDown(t){this.options.following||t.stopPropagation();const e=this.normalizeEvent(t);this.options.movable&&this.startTranslating(e);const n=this.getCellViewFromElem(e.target);this.setEventData(e,{activeView:n});const i=this.graph.snapToGrid(e.clientX,e.clientY);this.notifyBoxEvent("box:mousedown",e,i.x,i.y),this.delegateDocumentEvents(_S.documentEvents,e.data)}startTranslating(t){this.graph.model.startBatch("move-selection");const e=this.graph.snapToGrid(t.clientX,t.clientY);this.setEventData(t,{action:"translating",clientX:e.x,clientY:e.y,originX:e.x,originY:e.y})}getSelectionOffset(t,e){let n=t.x-e.clientX,i=t.y-e.clientY;const r=this.graph.hook.getRestrictArea();if(r){const s=this.collection.toArray(),o=OM.getCellsBBox(s,{deep:!0})||db.create(),a=r.x-o.x,l=r.y-o.y,c=r.x+r.width-(o.x+o.width),h=r.y+r.height-(o.y+o.height);if(n<a&&(n=a),i<l&&(i=l),c<n&&(n=c),h<i&&(i=h),!this.options.following){const r=t.x-e.originX,s=t.y-e.originY;n=r<=a||r>=c?0:n,i=s<=l||s>=h?0:i}}return{dx:n,dy:i}}updateSelectedNodesPosition(t){const{dx:e,dy:n}=t;if(e||n)if(this.translateSelectedNodes(e,n),this.boxesUpdated)this.collection.length>1&&this.updateSelectionBoxes();else{const t=this.graph.transform.getScale();this.$boxes.add(this.$selectionContainer).css({left:"+="+e*t.sx,top:"+="+n*t.sy})}}autoScrollGraph(t,e){const n=this.graph.scroller.widget;return n?n.autoScroll(t,e):{scrollerX:0,scrollerY:0}}adjustSelection(t){const e=this.normalizeEvent(t),n=this.getEventData(e),i=n.action;switch(i){case"selecting":{const t=n;!0!==t.moving&&(this.$container.appendTo(this.graph.container),this.showRubberband(),t.moving=!0);const{scrollerX:i,scrollerY:r}=this.autoScrollGraph(e.clientX,e.clientY);t.scrollerX+=i,t.scrollerY+=r;const s=e.clientX-t.clientX+t.scrollerX,o=e.clientY-t.clientY+t.scrollerY,a=parseInt(this.$container.css("left"),10),l=parseInt(this.$container.css("top"),10);this.$container.css({left:s<0?t.offsetX+s:a,top:o<0?t.offsetY+o:l,width:Math.abs(s),height:Math.abs(o)});break}case"translating":{const i=this.graph.snapToGrid(e.clientX,e.clientY),r=n,s=this.getSelectionOffset(i,r);this.options.following?this.updateSelectedNodesPosition(s):this.updateContainerPosition(s),s.dx&&(r.clientX=i.x),s.dy&&(r.clientY=i.y),this.notifyBoxEvent("box:mousemove",t,i.x,i.y);break}default:break}this.boxesUpdated=!1}translateSelectedNodes(t,e,n,i){const r={},s=[];if(n&&(r[n.id]=!0),this.collection.toArray().forEach((t=>{t.getDescendants({deep:!0}).forEach((t=>{r[t.id]=!0}))})),i&&i.translateBy){const t=this.graph.getCellById(i.translateBy);t&&(r[t.id]=!0,t.getDescendants({deep:!0}).forEach((t=>{r[t.id]=!0})),s.push(t))}this.collection.toArray().forEach((n=>{if(!r[n.id]){const o=Object.assign(Object.assign({},i),{selection:this.cid,exclude:s});n.translate(t,e,o),this.graph.model.getConnectedEdges(n).forEach((n=>{r[n.id]||(n.translate(t,e,o),r[n.id]=!0)}))}}))}getCellViewsInArea(t){const e=this.graph,n={strict:this.options.strict};let i=[];return this.options.rubberNode&&(i=this.options.useCellGeometry?i.concat(e.model.getNodesInArea(t,n).map((t=>e.renderer.findViewByCell(t))).filter((t=>null!=t))):i.concat(e.renderer.findViewsInArea(t,n))),this.options.rubberEdge&&(i=this.options.useCellGeometry?i.concat(e.model.getEdgesInArea(t,n).map((t=>e.renderer.findViewByCell(t))).filter((t=>null!=t))):i.concat(e.renderer.findEdgeViewsInArea(t,n))),i}notifyBoxEvent(t,e,n,i){const r=this.getEventData(e),s=r.activeView;this.trigger(t,{e:e,view:s,x:n,y:i,cell:s.cell})}getSelectedClassName(t){return this.prefixClassName((t.isNode()?"node":"edge")+"-selected")}addCellSelectedClassName(t){const e=this.graph.renderer.findViewByCell(t);e&&e.addClass(this.getSelectedClassName(t))}removeCellUnSelectedClassName(t){const e=this.graph.renderer.findViewByCell(t);e&&e.removeClass(this.getSelectedClassName(t))}destroySelectionBox(t){this.removeCellUnSelectedClassName(t),this.canShowSelectionBox(t)&&(this.$container.find(`[data-cell-id="${t.id}"]`).remove(),0===this.$boxes.length&&this.hide(),this.boxCount=Math.max(0,this.boxCount-1))}destroyAllSelectionBoxes(t){t.forEach((t=>this.removeCellUnSelectedClassName(t))),this.hide(),this.$boxes.remove(),this.boxCount=0}hide(){this.$container.removeClass(this.prefixClassName(_S.classNames.rubberband)).removeClass(this.prefixClassName(_S.classNames.selected))}showRubberband(){this.$container.addClass(this.prefixClassName(_S.classNames.rubberband))}hideRubberband(){this.$container.removeClass(this.prefixClassName(_S.classNames.rubberband))}showSelected(){this.$container.removeAttr("style").addClass(this.prefixClassName(_S.classNames.selected))}createContainer(){this.container=document.createElement("div"),this.$container=this.$(this.container),this.$container.addClass(this.prefixClassName(_S.classNames.root)),this.options.className&&this.$container.addClass(this.options.className),this.$selectionContainer=this.$("<div/>").addClass(this.prefixClassName(_S.classNames.inner)),this.$selectionContent=this.$("<div/>").addClass(this.prefixClassName(_S.classNames.content)),this.$selectionContainer.append(this.$selectionContent),this.$selectionContainer.attr("data-selection-length",this.collection.length),this.$container.prepend(this.$selectionContainer),this.$handleContainer=this.$selectionContainer}updateContainerPosition(t){(t.dx||t.dy)&&this.$selectionContainer.css({left:`+=${t.dx}`,top:`+=${t.dy}`})}updateContainer(){const t={x:1/0,y:1/0},e={x:0,y:0},n=this.collection.toArray().filter((t=>this.canShowSelectionBox(t)));n.forEach((n=>{const i=this.graph.renderer.findViewByCell(n);if(i){const n=i.getBBox({useCellGeometry:this.options.useCellGeometry});t.x=Math.min(t.x,n.x),t.y=Math.min(t.y,n.y),e.x=Math.max(e.x,n.x+n.width),e.y=Math.max(e.y,n.y+n.height)}})),this.$selectionContainer.css({position:"absolute",pointerEvents:"none",left:t.x,top:t.y,width:e.x-t.x,height:e.y-t.y}).attr("data-selection-length",this.collection.length);const i=this.options.content;if(i)if("function"===typeof i){const t=ey(i,this.graph,this,this.$selectionContent[0]);t&&this.$selectionContent.html(t)}else this.$selectionContent.html(i);this.collection.length>0&&!this.container.parentNode?this.$container.appendTo(this.graph.container):this.collection.length<=0&&this.container.parentNode&&this.container.parentNode.removeChild(this.container)}canShowSelectionBox(t){return t.isNode()&&!0===this.options.showNodeSelectionBox||t.isEdge()&&!0===this.options.showEdgeSelectionBox}createSelectionBox(t){if(this.addCellSelectedClassName(t),this.canShowSelectionBox(t)){const e=this.graph.renderer.findViewByCell(t);if(e){const n=e.getBBox({useCellGeometry:this.options.useCellGeometry}),i=this.boxClassName;this.$("<div/>").addClass(i).addClass(`${i}-${t.isNode()?"node":"edge"}`).attr("data-cell-id",t.id).css({position:"absolute",left:n.x,top:n.y,width:n.width,height:n.height,pointerEvents:this.options.pointerEvents||"auto"}).appendTo(this.container),this.showSelected(),this.boxCount+=1}}}updateSelectionBoxes(t={}){this.collection.length>0&&(this.boxesUpdated=!0,this.graph.renderer.requestViewUpdate(this,1,2,t))}confirmUpdate(){return this.boxCount&&(this.hide(),this.$boxes.each(((t,e)=>{const n=this.$(e).remove().attr("data-cell-id"),i=this.collection.get(n);i&&this.createSelectionBox(i)})),this.updateContainer()),0}getCellViewFromElem(t){const e=t.getAttribute("data-cell-id");if(e){const t=this.collection.get(e);if(t)return this.graph.renderer.findViewByCell(t)}return null}onCellRemoved({cell:t}){this.destroySelectionBox(t),this.updateContainer()}onReseted({previous:t,current:e}){this.destroyAllSelectionBoxes(t),e.forEach((t=>{this.listenCellRemoveEvent(t),this.createSelectionBox(t)})),this.updateContainer()}onCellAdded({cell:t}){this.listenCellRemoveEvent(t),this.createSelectionBox(t),this.updateContainer()}listenCellRemoveEvent(t){t.off("removed",this.onCellRemoved,this),t.on("removed",this.onCellRemoved,this)}onCollectionUpdated({added:t,removed:e,options:n}){t.forEach((t=>{this.trigger("cell:selected",{cell:t,options:n}),this.graph.trigger("cell:selected",{cell:t,options:n}),t.isNode()?(this.trigger("node:selected",{cell:t,options:n,node:t}),this.graph.trigger("node:selected",{cell:t,options:n,node:t})):t.isEdge()&&(this.trigger("edge:selected",{cell:t,options:n,edge:t}),this.graph.trigger("edge:selected",{cell:t,options:n,edge:t}))})),e.forEach((t=>{this.trigger("cell:unselected",{cell:t,options:n}),this.graph.trigger("cell:unselected",{cell:t,options:n}),t.isNode()?(this.trigger("node:unselected",{cell:t,options:n,node:t}),this.graph.trigger("node:unselected",{cell:t,options:n,node:t})):t.isEdge()&&(this.trigger("edge:unselected",{cell:t,options:n,edge:t}),this.graph.trigger("edge:unselected",{cell:t,options:n,edge:t}))}));const i={added:t,removed:e,options:n,selected:this.cells};this.trigger("selection:changed",i),this.graph.trigger("selection:changed",i)}deleteSelectedCells(){const t=this.collection.toArray();this.clean(),this.graph.model.removeCells(t,{selection:this.cid})}startRotate({e:t}){const e=this.collection.toArray(),n=OM.getCellsBBox(e).getCenter(),i=this.graph.snapToGrid(t.clientX,t.clientY),r=e.reduce(((t,e)=>(t[e.id]=ib.normalize(e.getAngle()),t)),{});this.setEventData(t,{center:n,angles:r,start:i.theta(n)})}doRotate({e:t}){const e=this.getEventData(t),n=this.graph.options.rotating.grid,i="function"===typeof n?ey(n,this.graph,null):n,r=this.graph.snapToGrid(t.clientX,t.clientY),s=e.start-r.theta(e.center);e.rotated||(e.rotated=!0),Math.abs(s)>.001&&(this.collection.toArray().forEach((t=>{const n=QC.snapToGrid(e.angles[t.id]+s,i||15);t.rotate(n,{absolute:!0,center:e.center,selection:this.cid})})),this.updateSelectionBoxes())}stopRotate({e:t}){const e=this.getEventData(t);e.rotated&&(e.rotated=!1,this.collection.toArray().forEach((e=>{VS("node:rotated",t,this.graph.findViewByCell(e))})))}startResize({e:t}){const e=this.graph.getGridSize(),n=this.collection.toArray(),i=OM.getCellsBBox(n),r=n.map((t=>t.getBBox())),s=r.reduce(((t,e)=>e.width<t?e.width:t),1/0),o=r.reduce(((t,e)=>e.height<t?e.height:t),1/0);this.setEventData(t,{bbox:i,cells:this.graph.model.getSubGraph(n),minWidth:e*i.width/s,minHeight:e*i.height/o})}doResize({e:t,dx:e,dy:n}){const i=this.eventData(t),r=i.bbox,s=r.width,o=r.height,a=Math.max(s+e,i.minWidth),l=Math.max(o+n,i.minHeight);i.resized||(i.resized=!0),(Math.abs(s-a)>.001||Math.abs(o-l)>.001)&&(this.graph.model.resizeCells(a,l,i.cells,{selection:this.cid}),r.width=a,r.height=l,this.updateSelectionBoxes())}stopResize({e:t}){const e=this.eventData(t);e.resized&&(e.resized=!1,this.collection.toArray().forEach((e=>{VS("node:resized",t,this.graph.findViewByCell(e))})))}dispose(){this.clean(),this.remove()}}HS([eE.dispose()],US.prototype,"dispose",null),bd(US,wS),function(t){const e="widget-selection";function n(t){return t.getAncestors().length}t.classNames={root:e,inner:`${e}-inner`,box:`${e}-box`,content:`${e}-content`,rubberband:`${e}-rubberband`,selected:`${e}-selected`},t.documentEvents={mousemove:"adjustSelection",touchmove:"adjustSelection",mouseup:"onMouseUp",touchend:"onMouseUp",touchcancel:"onMouseUp"},t.defaultOptions={movable:!0,following:!0,strict:!1,useCellGeometry:!1,content(t){return Hg('<%= length %> node<%= length > 1 ? "s":"" %> selected.')({length:t.length})},handles:[{name:"remove",position:"nw",events:{mousedown:"deleteSelectedCells"}},{name:"rotate",position:"sw",events:{mousedown:"startRotate",mousemove:"doRotate",mouseup:"stopRotate"}},{name:"resize",position:"se",events:{mousedown:"startResize",mousemove:"doResize",mouseup:"stopResize"}}]},t.depthComparator=n}(_S||(_S={}));class WS extends kS{get node(){return this.cell}get containerClassName(){return this.prefixClassName("widget-transform")}get resizeClassName(){return`${this.containerClassName}-resize`}get rotateClassName(){return`${this.containerClassName}-rotate`}init(t){this.options=Object.assign(Object.assign({},GS.defaultOptions),t),this.render(),this.startListening()}startListening(){this.delegateEvents({[`mousedown .${this.resizeClassName}`]:"startResizing",[`touchstart .${this.resizeClassName}`]:"startResizing",[`mousedown .${this.rotateClassName}`]:"startRotating",[`touchstart .${this.rotateClassName}`]:"startRotating"}),this.model.on("*",this.update,this),this.graph.on("scale",this.update,this),this.graph.on("translate",this.update,this),this.node.on("removed",this.remove,this),this.model.on("reseted",this.remove,this),this.view.on("cell:knob:mousedown",this.onKnobMouseDown,this),this.view.on("cell:knob:mouseup",this.onKnobMouseUp,this),super.startListening()}stopListening(){this.undelegateEvents(),this.model.off("*",this.update,this),this.graph.off("scale",this.update,this),this.graph.off("translate",this.update,this),this.node.off("removed",this.remove,this),this.model.off("reseted",this.remove,this),this.view.off("cell:knob:mousedown",this.onKnobMouseDown,this),this.view.off("cell:knob:mouseup",this.onKnobMouseUp,this),super.stopListening()}renderHandles(){this.container=document.createElement("div"),this.$container=this.$(this.container);const t=this.$("<div/>").prop("draggable",!1),e=t.clone().addClass(this.rotateClassName),n=GS.POSITIONS.map((e=>t.clone().addClass(this.resizeClassName).attr("data-position",e)));this.empty(),this.$container.append(n,e)}render(){return this.renderHandles(),this.view.addClass(GS.NODE_CLS),this.$container.addClass(this.containerClassName).toggleClass("no-orth-resize",this.options.preserveAspectRatio||!this.options.orthogonalResizing).toggleClass("no-resize",!this.options.resizable).toggleClass("no-rotate",!this.options.rotatable),this.options.className&&this.$container.addClass(this.options.className),this.graph.container.appendChild(this.container),this.update()}update(){const t=this.graph.matrix(),e=this.node.getBBox();e.x*=t.a,e.x+=t.e,e.y*=t.d,e.y+=t.f,e.width*=t.a,e.height*=t.d;const n=ib.normalize(this.node.getAngle()),i=0!==n?`rotate(${n}deg)`:"";return this.$container.css({transform:i,width:e.width,height:e.height,left:e.x,top:e.y}),this.updateResizerDirections(),this}remove(){return this.view.removeClass(GS.NODE_CLS),super.remove()}onKnobMouseDown(){this.startHandle()}onKnobMouseUp(){this.stopHandle()}updateResizerDirections(){const t=ib.normalize(this.node.getAngle()),e=Math.floor(t*(GS.DIRECTIONS.length/360));if(e!==this.prevShift){const t=GS.DIRECTIONS.slice(e).concat(GS.DIRECTIONS.slice(0,e)),n=t=>`${this.containerClassName}-cursor-${t}`;this.$container.find(`.${this.resizeClassName}`).removeClass(GS.DIRECTIONS.map((t=>n(t))).join(" ")).each(((e,i)=>{this.$(i).addClass(n(t[e]))})),this.prevShift=e}}getTrueDirection(t){const e=ib.normalize(this.node.getAngle());let n=GS.POSITIONS.indexOf(t);return n+=Math.floor(e*(GS.POSITIONS.length/360)),n%=GS.POSITIONS.length,GS.POSITIONS[n]}toValidResizeDirection(t){return{top:"top-left",bottom:"bottom-right",left:"bottom-left",right:"top-right"}[t]||t}startResizing(t){t.stopPropagation(),this.model.startBatch("resize",{cid:this.cid});const e=this.$(t.target).attr("data-position"),n=this.graph.findViewByCell(this.node);this.prepareResizing(t,e),this.startAction(t),VS("node:resize:mousedown",t,n)}prepareResizing(t,e){const n=this.getTrueDirection(e);let i=0,r=0;e.split("-").forEach((t=>{i={left:-1,right:1}[t]||i,r={top:-1,bottom:1}[t]||r}));const s=this.toValidResizeDirection(e),o={"top-right":"bottomLeft","top-left":"bottomRight","bottom-left":"topRight","bottom-right":"topLeft"}[s],a=ib.normalize(this.node.getAngle());this.setEventData(t,{selector:o,direction:s,trueDirection:n,relativeDirection:e,angle:a,resizeX:i,resizeY:r,action:"resizing"})}startRotating(t){t.stopPropagation(),this.model.startBatch("rotate",{cid:this.cid});const e=this.graph.findViewByCell(this.node),n=this.node.getBBox().getCenter(),i=this.normalizeEvent(t),r=this.graph.snapToGrid(i.clientX,i.clientY);this.setEventData(t,{center:n,action:"rotating",angle:ib.normalize(this.node.getAngle()),start:ub.create(r).theta(n)}),this.startAction(t),VS("node:rotate:mousedown",t,e)}onMouseMove(t){const e=this.graph.findViewByCell(this.node);let n=this.getEventData(t);if(n.action){const i=this.normalizeEvent(t);let r=i.clientX,s=i.clientY;const o=this.graph.scroller.widget,a=this.options.restrictedResizing;if(!0===a||"number"===typeof a){const t=!0===a?0:a,e=o?Math.max(t,8):t,n=this.graph.container.getBoundingClientRect();r=Rm(r,n.left+e,n.right-e),s=Rm(s,n.top+e,n.bottom-e)}else this.options.autoScrollOnResizing&&o&&o.autoScroll(r,s);const l=this.graph.snapToGrid(r,s),c=this.graph.getGridSize(),h=this.node,u=this.options;if("resizing"===n.action){n=n,n.resized||(e&&(e.addClass("node-resizing"),VS("node:resize",t,e)),n.resized=!0);const i=h.getBBox(),r=ub.create(l).rotate(n.angle,i.getCenter()).diff(i[n.selector]);let s=n.resizeX?r.x*n.resizeX:i.width,o=n.resizeY?r.y*n.resizeY:i.height;const a=s,d=o;if(s=QC.snapToGrid(s,c),o=QC.snapToGrid(o,c),s=Math.max(s,u.minWidth||c),o=Math.max(o,u.minHeight||c),s=Math.min(s,u.maxWidth||1/0),o=Math.min(o,u.maxHeight||1/0),u.preserveAspectRatio){const t=i.width*o/i.height,e=i.height*s/i.width;s<t?o=e:s=t}const p=n.relativeDirection;if(u.allowReverse&&(a<=-s||d<=-o)){let e;"left"===p?a<=-s&&(e="right"):"right"===p?a<=-s&&(e="left"):"top"===p?d<=-o&&(e="bottom"):"bottom"===p?d<=-o&&(e="top"):"top-left"===p?a<=-s&&d<=-o?e="bottom-right":a<=-s?e="top-right":d<=-o&&(e="bottom-left"):"top-right"===p?a<=-s&&d<=-o?e="bottom-left":a<=-s?e="top-left":d<=-o&&(e="bottom-right"):"bottom-left"===p?a<=-s&&d<=-o?e="top-right":a<=-s?e="bottom-right":d<=-o&&(e="top-left"):"bottom-right"===p&&(a<=-s&&d<=-o?e="top-left":a<=-s?e="bottom-left":d<=-o&&(e="top-right"));const n=e;this.stopHandle();const i=this.$container.find(`.${this.resizeClassName}[data-position="${n}"]`);this.startHandle(i[0]),this.prepareResizing(t,n),this.onMouseMove(t)}if(i.width!==s||i.height!==o){const i={ui:!0,direction:n.direction,relativeDirection:n.relativeDirection,trueDirection:n.trueDirection,minWidth:u.minWidth,minHeight:u.minHeight,maxWidth:u.maxWidth,maxHeight:u.maxHeight,preserveAspectRatio:!0===u.preserveAspectRatio};h.resize(s,o,i),VS("node:resizing",t,e)}VS("node:resize:mousemove",t,e)}else if("rotating"===n.action){n=n,n.rotated||(e&&(e.addClass("node-rotating"),VS("node:rotate",t,e)),n.rotated=!0);const i=h.getAngle(),r=n.start-ub.create(l).theta(n.center);let s=n.angle+r;u.rotateGrid&&(s=QC.snapToGrid(s,u.rotateGrid)),i!==s&&(h.rotate(s,{absolute:!0}),VS("node:rotating",t,e)),VS("node:rotate:mousemove",t,e)}}}onMouseUp(t){const e=this.graph.findViewByCell(this.node),n=this.getEventData(t);n.action&&(this.stopAction(t),this.model.stopBatch("resizing"===n.action?"resize":"rotate",{cid:this.cid}),"resizing"===n.action?VS("node:resize:mouseup",t,e):"rotating"===n.action&&VS("node:rotate:mouseup",t,e))}startHandle(t){if(this.handle=t||null,this.$container.addClass(`${this.containerClassName}-active`),t){this.$(t).addClass(`${this.containerClassName}-active-handle`);const e=t.getAttribute("data-position");if(e){const t=GS.DIRECTIONS[GS.POSITIONS.indexOf(e)];this.$container.addClass(`${this.containerClassName}-cursor-${t}`)}}}stopHandle(){if(this.$container.removeClass(`${this.containerClassName}-active`),this.handle){this.$(this.handle).removeClass(`${this.containerClassName}-active-handle`);const t=this.handle.getAttribute("data-position");if(t){const e=GS.DIRECTIONS[GS.POSITIONS.indexOf(t)];this.$container.removeClass(`${this.containerClassName}-cursor-${e}`)}this.handle=null}}startAction(t){this.startHandle(t.target),this.graph.view.undelegateEvents(),this.delegateDocumentEvents(GS.documentEvents,t.data)}stopAction(t){this.stopHandle(),this.undelegateDocumentEvents(),this.graph.view.delegateEvents();const e=this.graph.findViewByCell(this.node),n=this.getEventData(t);e&&(e.removeClass(`node-${n.action}`),"resizing"===n.action&&n.resized?VS("node:resized",t,e):"rotating"===n.action&&n.rotated&&VS("node:rotated",t,e))}}(function(t){t.NODE_CLS="has-widget-transform",t.DIRECTIONS=["nw","n","ne","e","se","s","sw","w"],t.POSITIONS=["top-left","top","top-right","right","bottom-right","bottom","bottom-left","left"],t.documentEvents={mousemove:"onMouseMove",touchmove:"onMouseMove",mouseup:"onMouseUp",touchend:"onMouseUp"},t.defaultOptions={minWidth:0,minHeight:0,maxWidth:1/0,maxHeight:1/0,rotateGrid:15,rotatable:!0,preserveAspectRatio:!1,orthogonalResizing:!0,restrictedResizing:!1,autoScrollOnResizing:!0,allowReverse:!0}})(GS||(GS={}));var qS,XS=function(t,e){var n={};for(var i in t)Object.prototype.hasOwnProperty.call(t,i)&&e.indexOf(i)<0&&(n[i]=t[i]);if(null!=t&&"function"===typeof Object.getOwnPropertySymbols){var r=0;for(i=Object.getOwnPropertySymbols(t);r<i.length;r++)e.indexOf(i[r])<0&&Object.prototype.propertyIsEnumerable.call(t,i[r])&&(n[i[r]]=t[i[r]])}return n};(function(t){function e(t,e,n){const i={};return Object.keys(n||{}).forEach((r=>{const s=n[r];i[r]="function"===typeof s?s.call(t,e):s})),i}t.parseOptionGroup=e})(qS||(qS={})),function(t){function e(e){const{grid:n,panning:i,selecting:r,embedding:s,snapline:o,resizing:a,rotating:l,knob:c,clipboard:h,history:u,scroller:d,minimap:p,keyboard:g,mousewheel:f}=e,m=XS(e,["grid","panning","selecting","embedding","snapline","resizing","rotating","knob","clipboard","history","scroller","minimap","keyboard","mousewheel"]),y=e.container;if(null==y)throw new Error("Ensure the container of the graph is specified and valid");null==m.width&&(m.width=y.clientWidth),null==m.height&&(m.height=y.clientHeight);const b=ah({},t.defaults,m),v={size:10,visible:!1};b.grid="number"===typeof n?{size:n,visible:!1}:"boolean"===typeof n?Object.assign(Object.assign({},v),{visible:n}):Object.assign(Object.assign({},v),n);const w=["panning","selecting","embedding","snapline","resizing","rotating","knob","clipboard","history","scroller","minimap","keyboard","mousewheel"];return w.forEach((t=>{const n=e[t];"boolean"===typeof n?b[t].enabled=n:b[t]=Object.assign(Object.assign({},b[t]),n)})),b.background&&b.scroller.enabled&&null==b.scroller.background&&(b.scroller.background=b.background,delete b.background),b}t.get=e}(qS||(qS={})),function(t){t.defaults={x:0,y:0,grid:{size:10,visible:!1},scaling:{min:.01,max:16},background:!1,highlighting:{default:{name:"stroke",args:{padding:3}},nodeAvailable:{name:"className",args:{className:QC.prefix("available-node")}},magnetAvailable:{name:"className",args:{className:QC.prefix("available-magnet")}}},connecting:{snap:!1,multi:!0,dangling:!0,allowLoop:!0,allowNode:!0,allowEdge:!1,allowPort:!0,highlight:!1,anchor:"center",edgeAnchor:"ratio",connectionPoint:"boundary",strategy:null,router:"normal",connector:"normal",validateConnection({type:t,sourceView:e,targetView:n}){const i="target"===t?n:e;return null!=i},createEdge(){return new aS}},transforming:{clearAll:!0,clearOnBlankMouseDown:!0},resizing:{enabled:!1,minWidth:0,minHeight:0,maxWidth:Number.MAX_SAFE_INTEGER,maxHeight:Number.MAX_SAFE_INTEGER,orthogonal:!0,restricted:!1,autoScroll:!0,preserveAspectRatio:!1,allowReverse:!0},rotating:{enabled:!1,grid:15},translating:{restrict:!1},knob:{enabled:!1,clearAll:!0,clearOnBlankMouseDown:!0},embedding:{enabled:!1,findParent:"bbox",frontOnly:!0,validate:()=>!0},selecting:{enabled:!1,rubberband:!1,rubberNode:!0,rubberEdge:!1,pointerEvents:"auto",multiple:!0,movable:!0,strict:!1,useCellGeometry:!1,selectCellOnMoved:!1,selectNodeOnMoved:!1,selectEdgeOnMoved:!1,content:null,handles:null},panning:{enabled:!1,eventTypes:["leftMouseDown"]},snapline:{enabled:!1},clipboard:{enabled:!1},history:{enabled:!1},scroller:{enabled:!1},keyboard:{enabled:!1},mousewheel:{enabled:!1,factor:1.2,zoomAtMousePosition:!0},async:!1,frozen:!1,sorting:"exact",moveThreshold:0,clickThreshold:0,magnetThreshold:0,preventDefaultDblClick:!0,preventDefaultMouseDown:!1,preventDefaultContextMenu:!0,preventDefaultBlankAction:!0,interacting:{edgeLabelMovable:!1},guard:()=>!1}}(qS||(qS={}));var YS=function(t,e){var n={};for(var i in t)Object.prototype.hasOwnProperty.call(t,i)&&e.indexOf(i)<0&&(n[i]=t[i]);if(null!=t&&"function"===typeof Object.getOwnPropertySymbols){var r=0;for(i=Object.getOwnPropertySymbols(t);r<i.length;r++)e.indexOf(i[r])<0&&Object.prototype.propertyIsEnumerable.call(t,i[r])&&(n[i[r]]=t[i[r]])}return n};class JS extends uS{get cid(){return this.graph.view.cid}get svg(){return this.view.svg}get defs(){return this.view.defs}isDefined(t){return null!=this.svg.getElementById(t)}filter(t){let e=t.id;const n=t.name;if(e||(e=`filter-${n}-${this.cid}-${Dm(JSON.stringify(t))}`),!this.isDefined(e)){const i=WC.registry.get(n);if(null==i)return WC.registry.onNotFound(n);const r=i(t.args||{}),s=Object.assign(Object.assign({x:-1,y:-1,width:3,height:3,filterUnits:"objectBoundingBox"},t.attrs),{id:e});Rb.create(hE.sanitize(r),s).appendTo(this.defs)}return e}gradient(t){let e=t.id;const n=t.type;if(e||(e=`gradient-${n}-${this.cid}-${Dm(JSON.stringify(t))}`),!this.isDefined(e)){const i=t.stops,r=i.map((t=>{const e=null!=t.opacity&&Number.isFinite(t.opacity)?t.opacity:1;return`<stop offset="${t.offset}" stop-color="${t.color}" stop-opacity="${e}"/>`})),s=`<${n}>${r.join("")}</${n}>`,o=Object.assign({id:e},t.attrs);Rb.create(s,o).appendTo(this.defs)}return e}marker(t){const{id:e,refX:n,refY:i,markerUnits:r,markerOrient:s,tagName:o,children:a}=t,l=YS(t,["id","refX","refY","markerUnits","markerOrient","tagName","children"]);let c=e;if(c||(c=`marker-${this.cid}-${Dm(JSON.stringify(t))}`),!this.isDefined(c)){"path"!==o&&delete l.d;const t=Rb.create("marker",{refX:n,refY:i,id:c,overflow:"visible",orient:null!=s?s:"auto",markerUnits:r||"userSpaceOnUse"},a?a.map((t=>{var{tagName:e}=t,n=YS(t,["tagName"]);return Rb.create(`${e}`||"path",Hy(Object.assign(Object.assign({},l),n)))})):[Rb.create(o||"path",Hy(l))]);this.defs.appendChild(t.node)}return c}remove(t){const e=this.svg.getElementById(t);e&&e.parentNode&&e.parentNode.removeChild(e)}}var ZS=function(t,e,n,i){var r,s=arguments.length,o=s<3?e:null===i?i=Object.getOwnPropertyDescriptor(e,n):i;if("object"===typeof Reflect&&"function"===typeof Reflect.decorate)o=Reflect.decorate(t,e,n,i);else for(var a=t.length-1;a>=0;a--)(r=t[a])&&(o=(s<3?r(o):s>3?r(e,n,o):r(e,n))||o);return s>3&&o&&Object.defineProperty(e,n,o),o},KS=function(t,e){var n={};for(var i in t)Object.prototype.hasOwnProperty.call(t,i)&&e.indexOf(i)<0&&(n[i]=t[i]);if(null!=t&&"function"===typeof Object.getOwnPropertySymbols){var r=0;for(i=Object.getOwnPropertySymbols(t);r<i.length;r++)e.indexOf(i[r])<0&&Object.prototype.propertyIsEnumerable.call(t,i[r])&&(n[i[r]]=t[i[r]])}return n};class QS extends uS{get elem(){return this.view.grid}get grid(){return this.options.grid}init(){this.startListening(),this.draw(this.grid)}startListening(){this.graph.on("scale",this.update,this),this.graph.on("translate",this.update,this)}stopListening(){this.graph.off("scale",this.update,this),this.graph.off("translate",this.update,this)}setVisible(t){this.grid.visible!==t&&(this.grid.visible=t,this.update())}getGridSize(){return this.grid.size}setGridSize(t){this.grid.size=Math.max(t,1),this.update()}show(){this.setVisible(!0),this.update()}hide(){this.setVisible(!1),this.update()}clear(){this.elem.style.backgroundImage=""}draw(t){this.clear(),this.instance=null,Object.assign(this.grid,t),this.patterns=this.resolveGrid(t),this.update()}update(t={}){const e=this.grid.size;if(e<=1||!this.grid.visible)return this.clear();const n=this.graph.matrix(),i=this.getInstance(),r=Array.isArray(t)?t:[t];this.patterns.forEach(((t,s)=>{const o=`pattern_${s}`,a=n.a||1,l=n.d||1,{update:c,markup:h}=t,u=KS(t,["update","markup"]),d=Object.assign(Object.assign(Object.assign({},u),r[s]),{sx:a,sy:l,ox:n.e||0,oy:n.f||0,width:e*a,height:e*l});i.has(o)||i.add(o,Rb.create("pattern",{id:o,patternUnits:"userSpaceOnUse"},Rb.createVectors(h)).node);const p=i.get(o);"function"===typeof c&&c(p.childNodes[0],d);let g=d.ox%d.width;g<0&&(g+=d.width);let f=d.oy%d.height;f<0&&(f+=d.height),_y(p,{x:g,y:f,width:d.width,height:d.height})}));const s=(new XMLSerializer).serializeToString(i.root),o=`url(data:image/svg+xml;base64,${btoa(s)})`;this.elem.style.backgroundImage=o}getInstance(){return this.instance||(this.instance=new NC),this.instance}resolveGrid(t){if(!t)return[];const e=t.type;if(null==e)return[Object.assign(Object.assign({},NC.presets.dot),t.args)];const n=NC.registry.get(e);if(n){let e=t.args||[];return Array.isArray(e)||(e=[e]),Array.isArray(n)?n.map(((t,n)=>Object.assign(Object.assign({},t),e[n]))):[Object.assign(Object.assign({},n),e[0])]}return NC.registry.onNotFound(e)}dispose(){this.stopListening(),this.clear()}}ZS([uS.dispose()],QS.prototype,"dispose",null);class tA extends uS{getClientMatrix(){return dv(this.view.stage.getScreenCTM())}getClientOffset(){const t=this.view.svg.getBoundingClientRect();return new ub(t.left,t.top)}getPageOffset(){return this.getClientOffset().translate(window.scrollX,window.scrollY)}snapToGrid(t,e){const n="number"===typeof t?this.clientToLocalPoint(t,e):this.clientToLocalPoint(t.x,t.y);return n.snapToGrid(this.graph.getGridSize())}localToGraphPoint(t,e){const n=ub.create(t,e);return xv(n,this.graph.matrix())}localToClientPoint(t,e){const n=ub.create(t,e);return xv(n,this.getClientMatrix())}localToPagePoint(t,e){const n="number"===typeof t?this.localToGraphPoint(t,e):this.localToGraphPoint(t);return n.translate(this.getPageOffset())}localToGraphRect(t,e,n,i){const r=db.create(t,e,n,i);return kv(r,this.graph.matrix())}localToClientRect(t,e,n,i){const r=db.create(t,e,n,i);return kv(r,this.getClientMatrix())}localToPageRect(t,e,n,i){const r="number"===typeof t?this.localToGraphRect(t,e,n,i):this.localToGraphRect(t);return r.translate(this.getPageOffset())}graphToLocalPoint(t,e){const n=ub.create(t,e);return xv(n,this.graph.matrix().inverse())}clientToLocalPoint(t,e){const n=ub.create(t,e);return xv(n,this.getClientMatrix().inverse())}clientToGraphPoint(t,e){const n=ub.create(t,e);return xv(n,this.graph.matrix().multiply(this.getClientMatrix().inverse()))}pageToLocalPoint(t,e){const n=ub.create(t,e),i=n.diff(this.getPageOffset());return this.graphToLocalPoint(i)}graphToLocalRect(t,e,n,i){const r=db.create(t,e,n,i);return kv(r,this.graph.matrix().inverse())}clientToLocalRect(t,e,n,i){const r=db.create(t,e,n,i);return kv(r,this.getClientMatrix().inverse())}clientToGraphRect(t,e,n,i){const r=db.create(t,e,n,i);return kv(r,this.graph.matrix().multiply(this.getClientMatrix().inverse()))}pageToLocalRect(t,e,n,i){const r=db.create(t,e,n,i),s=this.getPageOffset();return r.x-=s.x,r.y-=s.y,this.graphToLocalRect(r)}}var eA,nA=function(t,e,n,i){var r,s=arguments.length,o=s<3?e:null===i?i=Object.getOwnPropertyDescriptor(e,n):i;if("object"===typeof Reflect&&"function"===typeof Reflect.decorate)o=Reflect.decorate(t,e,n,i);else for(var a=t.length-1;a>=0;a--)(r=t[a])&&(o=(s<3?r(o):s>3?r(e,n,o):r(e,n))||o);return s>3&&o&&Object.defineProperty(e,n,o),o};class iA extends uS{constructor(){super(...arguments),this.widget=this.graph.hook.createSnapline()}dispose(){this.widget.dispose()}}nA([uS.dispose()],iA.prototype,"dispose",null),function(t){function e(t){const e=[],n=[];return Array.isArray(t)?e.push(...t):t.split("|").forEach((t=>{-1===t.indexOf("&")?e.push(t):n.push(...t.split("&"))})),{or:e,and:n}}function n(t,n){if(null!=t&&null!=n){const i=e(t),r=e(n),s=i.or.sort(),o=r.or.sort(),a=i.and.sort(),l=r.and.sort(),c=(t,e)=>t.length===e.length&&(0===t.length||t.every(((t,n)=>t===e[n])));return c(s,o)&&c(a,l)}return null==t&&null==n}function i(t,n,i){if(null==n||Array.isArray(n)&&0===n.length)return!i||!0!==t.altKey&&!0!==t.ctrlKey&&!0!==t.metaKey&&!0!==t.shiftKey;const{or:r,and:s}=e(n),o=e=>{const n=`${e.toLowerCase()}Key`;return!0===t[n]};return r.some((t=>o(t)))&&s.every((t=>o(t)))}t.parse=e,t.equals=n,t.isMatch=i}(eA||(eA={}));var rA=function(t,e,n,i){var r,s=arguments.length,o=s<3?e:null===i?i=Object.getOwnPropertyDescriptor(e,n):i;if("object"===typeof Reflect&&"function"===typeof Reflect.decorate)o=Reflect.decorate(t,e,n,i);else for(var a=t.length-1;a>=0;a--)(r=t[a])&&(o=(s<3?r(o):s>3?r(e,n,o):r(e,n))||o);return s>3&&o&&Object.defineProperty(e,n,o),o};class sA extends uS{get widgetOptions(){return this.options.scroller}get pannable(){return!!this.widgetOptions&&("object"===typeof this.widgetOptions.pannable?this.widgetOptions.pannable.enabled:!!this.widgetOptions.pannable)}init(){this.widget=this.graph.hook.createScroller(),this.startListening(),this.updateClassName(),this.widget&&this.widget.center()}startListening(){let t=[];const e=this.widgetOptions.pannable;t="object"===typeof e?e.eventTypes||[]:["leftMouseDown"],t.includes("leftMouseDown")&&(this.graph.on("blank:mousedown",this.preparePanning,this),this.graph.on("node:unhandled:mousedown",this.preparePanning,this),this.graph.on("edge:unhandled:mousedown",this.preparePanning,this)),t.includes("rightMouseDown")&&(this.onRightMouseDown=this.onRightMouseDown.bind(this),this.view.$(this.widget.container).on("mousedown",this.onRightMouseDown))}stopListening(){let t=[];const e=this.widgetOptions.pannable;t="object"===typeof e?e.eventTypes||[]:["leftMouseDown"],t.includes("leftMouseDown")&&(this.graph.off("blank:mousedown",this.preparePanning,this),this.graph.off("node:unhandled:mousedown",this.preparePanning,this),this.graph.off("edge:unhandled:mousedown",this.preparePanning,this)),t.includes("rightMouseDown")&&this.view.$(this.widget.container).off("mousedown",this.onRightMouseDown)}onRightMouseDown(t){2===t.button&&this.allowPanning(t,!0)&&this.widget&&(this.updateClassName(!0),this.widget.startPanning(t),this.widget.once("pan:stop",(()=>this.updateClassName(!1))))}preparePanning({e:t}){this.widget&&(this.allowPanning(t,!0)||this.allowPanning(t)&&!this.graph.selection.allowRubberband(t,!0))&&(this.updateClassName(!0),this.widget.startPanning(t),this.widget.once("pan:stop",(()=>this.updateClassName(!1))))}allowPanning(t,e){return this.widget&&this.pannable&&eA.isMatch(t,this.widgetOptions.modifiers,e)&&this.graph.hook.allowPanning(t)}updateClassName(t){if(null==this.widget)return;const e=this.widget.container,n=this.view.prefixClassName("graph-scroller-pannable");this.pannable?(uy(e,n),e.dataset.panning=(!!t).toString()):dy(e,n)}enablePanning(){this.pannable||(this.widgetOptions.pannable=!0,this.updateClassName())}disablePanning(){this.pannable&&(this.widgetOptions.pannable=!1,this.updateClassName())}lock(){this.widget&&this.widget.lock()}unlock(){this.widget&&this.widget.unlock()}update(){this.widget&&this.widget.update()}enableAutoResize(){this.widget&&this.widget.enableAutoResize()}disableAutoResize(){this.widget&&this.widget.disableAutoResize()}resize(t,e){this.widget&&this.widget.resize(t,e)}dispose(){this.widget&&this.widget.dispose(),this.stopListening()}}rA([uS.dispose()],sA.prototype,"dispose",null);var oA=function(t,e,n,i){var r,s=arguments.length,o=s<3?e:null===i?i=Object.getOwnPropertyDescriptor(e,n):i;if("object"===typeof Reflect&&"function"===typeof Reflect.decorate)o=Reflect.decorate(t,e,n,i);else for(var a=t.length-1;a>=0;a--)(r=t[a])&&(o=(s<3?r(o):s>3?r(e,n,o):r(e,n))||o);return s>3&&o&&Object.defineProperty(e,n,o),o},aA=function(t,e){var n={};for(var i in t)Object.prototype.hasOwnProperty.call(t,i)&&e.indexOf(i)<0&&(n[i]=t[i]);if(null!=t&&"function"===typeof Object.getOwnPropertySymbols){var r=0;for(i=Object.getOwnPropertySymbols(t);r<i.length;r++)e.indexOf(i[r])<0&&Object.prototype.propertyIsEnumerable.call(t,i[r])&&(n[i[r]]=t[i[r]])}return n};class lA extends uS{get commonOptions(){const t=this.instanceOptions,{enabled:e}=t,n=aA(t,["enabled"]);return n}get instanceOptions(){return this.options.clipboard}get cells(){return this.widget.cells}get disabled(){return!0!==this.instanceOptions.enabled}init(){this.widget=this.graph.hook.createClipboard(),this.widget.deserialize(this.instanceOptions)}enable(){this.disabled&&(this.instanceOptions.enabled=!0)}disable(){this.disabled||(this.instanceOptions.enabled=!1)}copy(t,e={}){this.disabled||this.widget.copy(t,this.graph,Object.assign(Object.assign({},this.commonOptions),e))}cut(t,e={}){this.disabled||this.widget.cut(t,this.graph,Object.assign(Object.assign({},this.commonOptions),e))}paste(t={},e=this.graph){return this.disabled?[]:this.widget.paste(e,Object.assign(Object.assign({},this.commonOptions),t))}clean(t){this.disabled&&!t||this.widget.clean()}isEmpty(){return this.widget.isEmpty()}dispose(){this.clean(!0)}}oA([uS.dispose()],lA.prototype,"dispose",null);var cA=function(t,e,n,i){var r,s=arguments.length,o=s<3?e:null===i?i=Object.getOwnPropertyDescriptor(e,n):i;if("object"===typeof Reflect&&"function"===typeof Reflect.decorate)o=Reflect.decorate(t,e,n,i);else for(var a=t.length-1;a>=0;a--)(r=t[a])&&(o=(s<3?r(o):s>3?r(e,n,o):r(e,n))||o);return s>3&&o&&Object.defineProperty(e,n,o),o};class hA extends uS{constructor(){super(...arguments),this.highlights={}}init(){this.startListening()}startListening(){this.graph.on("cell:highlight",this.onCellHighlight,this),this.graph.on("cell:unhighlight",this.onCellUnhighlight,this)}stopListening(){this.graph.off("cell:highlight",this.onCellHighlight,this),this.graph.off("cell:unhighlight",this.onCellUnhighlight,this)}onCellHighlight({view:t,magnet:e,options:n={}}){const i=this.resolveHighlighter(n);if(!i)return;const r=this.getHighlighterId(e,i);if(!this.highlights[r]){const n=i.highlighter;n.highlight(t,e,Object.assign({},i.args)),this.highlights[r]={cellView:t,magnet:e,highlighter:n,args:i.args}}}onCellUnhighlight({magnet:t,options:e={}}){const n=this.resolveHighlighter(e);if(!n)return;const i=this.getHighlighterId(t,n);this.unhighlight(i)}resolveHighlighter(t){const e=this.options;let n=t.highlighter;if(null==n){const i=t.type;n=i&&e.highlighting[i]||e.highlighting.default}if(null==n)return null;const i="string"===typeof n?{name:n}:n,r=i.name,s=ax.registry.get(r);return null==s?ax.registry.onNotFound(r):(ax.check(r,s),{name:r,highlighter:s,args:i.args||{}})}getHighlighterId(t,e){return my(t),e.name+t.id+JSON.stringify(e.args)}unhighlight(t){const e=this.highlights[t];e&&(e.highlighter.unhighlight(e.cellView,e.magnet,e.args),delete this.highlights[t])}dispose(){Object.keys(this.highlights).forEach((t=>this.unhighlight(t))),this.stopListening()}}cA([hA.dispose()],hA.prototype,"dispose",null);var uA=function(t,e,n,i){var r,s=arguments.length,o=s<3?e:null===i?i=Object.getOwnPropertyDescriptor(e,n):i;if("object"===typeof Reflect&&"function"===typeof Reflect.decorate)o=Reflect.decorate(t,e,n,i);else for(var a=t.length-1;a>=0;a--)(r=t[a])&&(o=(s<3?r(o):s>3?r(e,n,o):r(e,n))||o);return s>3&&o&&Object.defineProperty(e,n,o),o};class dA extends uS{constructor(){super(...arguments),this.widgets=new Map}get container(){return this.graph.view.container}get viewport(){return this.graph.view.viewport}get isSelectionEnabled(){return!0===this.options.selecting.enabled}init(){this.startListening(),this.resize()}startListening(){this.graph.on("node:mouseup",this.onNodeMouseUp,this),this.graph.on("node:selected",this.onNodeSelected,this),this.graph.on("node:unselected",this.onNodeUnSelected,this)}stopListening(){this.graph.off("node:mouseup",this.onNodeMouseUp,this),this.graph.off("node:selected",this.onNodeSelected,this),this.graph.off("node:unselected",this.onNodeUnSelected,this)}onNodeMouseUp({node:t}){if(!this.isSelectionEnabled){const e=this.graph.hook.createTransform(t,{clearAll:!0});e&&this.widgets.set(t,e)}}onNodeSelected({node:t}){if(this.isSelectionEnabled){const e=this.graph.hook.createTransform(t,{clearAll:!1});e&&this.widgets.set(t,e)}}onNodeUnSelected({node:t}){if(this.isSelectionEnabled){const e=this.widgets.get(t);e&&e.dispose(),this.widgets.delete(t)}}getMatrix(){const t=this.viewport.getAttribute("transform");return t!==this.viewportTransformString&&(this.viewportMatrix=this.viewport.getCTM(),this.viewportTransformString=t),dv(this.viewportMatrix)}setMatrix(t){const e=dv(t),n=fv(e);this.viewport.setAttribute("transform",n),this.viewportMatrix=e,this.viewportTransformString=n}resize(t,e){let n=void 0===t?this.options.width:t,i=void 0===e?this.options.height:e;this.options.width=n,this.options.height=i,"number"===typeof n&&(n=Math.round(n)),"number"===typeof i&&(i=Math.round(i)),this.container.style.width=null==n?"":`${n}px`,this.container.style.height=null==i?"":`${i}px`;const r=this.getComputedSize();return this.graph.trigger("resize",Object.assign({},r)),this}getComputedSize(){let t=this.options.width,e=this.options.height;return Fm(t)||(t=this.container.clientWidth),Fm(e)||(e=this.container.clientHeight),{width:t,height:e}}getScale(){return vv(this.getMatrix())}scale(t,e=t,n=0,i=0){if(t=this.clampScale(t),e=this.clampScale(e),n||i){const r=this.getTranslation(),s=r.tx-n*(t-1),o=r.ty-i*(e-1);s===r.tx&&o===r.ty||this.translate(s,o)}const r=this.getMatrix();return r.a=t,r.d=e,this.setMatrix(r),this.graph.trigger("scale",{sx:t,sy:e,ox:n,oy:i}),this}clampScale(t){const e=this.graph.options.scaling;return Rm(t,e.min||.01,e.max||16)}getZoom(){return this.getScale().sx}zoom(t,e){e=e||{};let n=t,i=t;const r=this.getScale(),s=this.getComputedSize();let o=s.width/2,a=s.height/2;if(e.absolute||(n+=r.sx,i+=r.sy),e.scaleGrid&&(n=Math.round(n/e.scaleGrid)*e.scaleGrid,i=Math.round(i/e.scaleGrid)*e.scaleGrid),e.maxScale&&(n=Math.min(e.maxScale,n),i=Math.min(e.maxScale,i)),e.minScale&&(n=Math.max(e.minScale,n),i=Math.max(e.minScale,i)),e.center&&(o=e.center.x,a=e.center.y),n=this.clampScale(n),i=this.clampScale(i),o||a){const t=this.getTranslation(),e=o-(o-t.tx)*(n/r.sx),s=a-(a-t.ty)*(i/r.sy);e===t.tx&&s===t.ty||this.translate(e,s)}return this.scale(n,i),this}getRotation(){return wv(this.getMatrix())}rotate(t,e,n){if(null==e||null==n){const t=Av(this.graph.view.stage);e=t.width/2,n=t.height/2}const i=this.getMatrix().translate(e,n).rotate(t).translate(-e,-n);return this.setMatrix(i),this}getTranslation(){return Cv(this.getMatrix())}translate(t,e){const n=this.getMatrix();n.e=t||0,n.f=e||0,this.setMatrix(n);const i=this.getTranslation();return this.options.x=i.tx,this.options.y=i.ty,this.graph.trigger("translate",Object.assign({},i)),this}setOrigin(t,e){return this.translate(t||0,e||0)}fitToContent(t,e,n,i){if("object"===typeof t){const r=t;t=r.gridWidth||1,e=r.gridHeight||1,n=r.padding||0,i=r}else t=t||1,e=e||1,n=n||0,null==i&&(i={});const r=Vm(n),s=i.border||0,o=i.contentArea?db.create(i.contentArea):this.getContentArea(i);s>0&&o.inflate(s);const a=this.getScale(),l=this.getTranslation(),c=a.sx,h=a.sy;o.x*=c,o.y*=h,o.width*=c,o.height*=h;let u=Math.max(Math.ceil((o.width+o.x)/t),1)*t,d=Math.max(Math.ceil((o.height+o.y)/e),1)*e,p=0,g=0;("negative"===i.allowNewOrigin&&o.x<0||"positive"===i.allowNewOrigin&&o.x>=0||"any"===i.allowNewOrigin)&&(p=Math.ceil(-o.x/t)*t,p+=r.left,u+=p),("negative"===i.allowNewOrigin&&o.y<0||"positive"===i.allowNewOrigin&&o.y>=0||"any"===i.allowNewOrigin)&&(g=Math.ceil(-o.y/e)*e,g+=r.top,d+=g),u+=r.right,d+=r.bottom,u=Math.max(u,i.minWidth||0),d=Math.max(d,i.minHeight||0),u=Math.min(u,i.maxWidth||Number.MAX_SAFE_INTEGER),d=Math.min(d,i.maxHeight||Number.MAX_SAFE_INTEGER);const f=this.getComputedSize(),m=u!==f.width||d!==f.height,y=p!==l.tx||g!==l.ty;return y&&this.translate(p,g),m&&this.resize(u,d),new db(-p/c,-g/h,u/c,d/h)}scaleContentToFit(t={}){this.scaleContentToFitImpl(t)}scaleContentToFitImpl(t={},e=!0){let n,i;if(t.contentArea){const e=t.contentArea;n=this.graph.localToGraph(e),i=ub.create(e)}else n=this.getContentBBox(t),i=this.graph.graphToLocal(n);if(!n.width||!n.height)return;const r=Vm(t.padding),s=t.minScale||0,o=t.maxScale||Number.MAX_SAFE_INTEGER,a=t.minScaleX||s,l=t.maxScaleX||o,c=t.minScaleY||s,h=t.maxScaleY||o;let u;if(t.viewportArea)u=t.viewportArea;else{const t=this.getComputedSize(),e=this.getTranslation();u={x:e.tx,y:e.ty,width:t.width,height:t.height}}u=db.create(u).moveAndExpand({x:r.left,y:r.top,width:-r.left-r.right,height:-r.top-r.bottom});const d=this.getScale();let p=u.width/n.width*d.sx,g=u.height/n.height*d.sy;!1!==t.preserveAspectRatio&&(p=g=Math.min(p,g));const f=t.scaleGrid;if(f&&(p=f*Math.floor(p/f),g=f*Math.floor(g/f)),p=Rm(p,a,l),g=Rm(g,c,h),this.scale(p,g),e){const t=this.options,e=u.x-i.x*p-t.x,n=u.y-i.y*g-t.y;this.translate(e,n)}}getContentArea(t={}){return t.useCellGeometry?this.model.getAllCellsBBox()||new db:Av(this.graph.view.stage)}getContentBBox(t={}){return this.graph.localToGraph(this.getContentArea(t))}getGraphArea(){const t=db.fromSize(this.getComputedSize());return this.graph.graphToLocal(t)}zoomToRect(t,e={}){const n=db.create(t),i=this.graph;e.contentArea=n,null==e.viewportArea&&(e.viewportArea={x:i.options.x,y:i.options.y,width:this.options.width,height:this.options.height}),this.scaleContentToFitImpl(e,!1);const r=n.getCenter();return this.centerPoint(r.x,r.y),this}zoomToFit(t={}){return this.zoomToRect(this.getContentArea(t),t)}centerPoint(t,e){const n=this.getComputedSize(),i=this.getScale(),r=this.getTranslation(),s=n.width/2,o=n.height/2;t="number"===typeof t?t:s,e="number"===typeof e?e:o,t=s-t*i.sx,e=o-e*i.sy,r.tx===t&&r.ty===e||this.translate(t,e)}centerContent(t){const e=this.graph.getContentArea(t),n=e.getCenter();this.centerPoint(n.x,n.y)}centerCell(t){return this.positionCell(t,"center")}positionPoint(t,e,n){const i=this.getComputedSize();e=Im(e,Math.max(0,i.width)),e<0&&(e=i.width+e),n=Im(n,Math.max(0,i.height)),n<0&&(n=i.height+n);const r=this.getTranslation(),s=this.getScale(),o=e-t.x*s.sx,a=n-t.y*s.sy;r.tx===o&&r.ty===a||this.translate(o,a)}positionRect(t,e){const n=db.create(t);switch(e){case"center":return this.positionPoint(n.getCenter(),"50%","50%");case"top":return this.positionPoint(n.getTopCenter(),"50%",0);case"top-right":return this.positionPoint(n.getTopRight(),"100%",0);case"right":return this.positionPoint(n.getRightMiddle(),"100%","50%");case"bottom-right":return this.positionPoint(n.getBottomRight(),"100%","100%");case"bottom":return this.positionPoint(n.getBottomCenter(),"50%","100%");case"bottom-left":return this.positionPoint(n.getBottomLeft(),0,"100%");case"left":return this.positionPoint(n.getLeftMiddle(),0,"50%");case"top-left":return this.positionPoint(n.getTopLeft(),0,0);default:return this}}positionCell(t,e){const n=t.getBBox();return this.positionRect(n,e)}positionContent(t,e){const n=this.graph.getContentArea(e);return this.positionRect(n,t)}dispose(){this.widgets.forEach((t=>t.dispose())),this.widgets.clear(),this.stopListening()}}uA([dA.dispose()],dA.prototype,"dispose",null);var pA=function(t,e,n,i){var r,s=arguments.length,o=s<3?e:null===i?i=Object.getOwnPropertyDescriptor(e,n):i;if("object"===typeof Reflect&&"function"===typeof Reflect.decorate)o=Reflect.decorate(t,e,n,i);else for(var a=t.length-1;a>=0;a--)(r=t[a])&&(o=(s<3?r(o):s>3?r(e,n,o):r(e,n))||o);return s>3&&o&&Object.defineProperty(e,n,o),o};class gA extends uS{constructor(){super(...arguments),this.movedMap=new WeakMap,this.unselectMap=new WeakMap}get widgetOptions(){return this.options.selecting}get rubberbandDisabled(){return!0!==this.widgetOptions.enabled||!0!==this.widgetOptions.rubberband}get disabled(){return!0!==this.widgetOptions.enabled}get length(){return this.widget.length}get cells(){return this.widget.cells}init(){this.widget=this.graph.hook.createSelection(),this.startListening()}startListening(){this.graph.on("blank:mousedown",this.onBlankMouseDown,this),this.graph.on("blank:click",this.onBlankClick,this),this.graph.on("cell:mousemove",this.onCellMouseMove,this),this.graph.on("cell:mouseup",this.onCellMouseUp,this),this.widget.on("box:mousedown",this.onBoxMouseDown,this)}stopListening(){this.graph.off("blank:mousedown",this.onBlankMouseDown,this),this.graph.off("blank:click",this.onBlankClick,this),this.graph.off("cell:mousemove",this.onCellMouseMove,this),this.graph.off("cell:mouseup",this.onCellMouseUp,this),this.widget.off("box:mousedown",this.onBoxMouseDown,this)}onBlankMouseDown({e:t}){(this.allowRubberband(t,!0)||this.allowRubberband(t)&&!this.graph.scroller.allowPanning(t,!0)&&!this.graph.panning.allowPanning(t,!0))&&this.startRubberband(t)}onBlankClick(){this.clean()}allowRubberband(t,e){return!this.rubberbandDisabled&&eA.isMatch(t,this.widgetOptions.modifiers,e)&&this.graph.hook.allowRubberband(t)}onCellMouseMove({cell:t}){this.movedMap.set(t,!0)}onCellMouseUp({e:t,cell:e}){const n=this.widgetOptions;let i=this.disabled;!i&&this.movedMap.has(e)&&(i=!1===n.selectCellOnMoved,i||(i=!1===n.selectNodeOnMoved&&e.isNode()),i||(i=!1===n.selectEdgeOnMoved&&e.isEdge())),i||(!1===n.multiple||!t.ctrlKey&&!t.metaKey?this.reset(e):this.unselectMap.has(e)?this.unselectMap.delete(e):this.isSelected(e)?this.unselect(e):this.select(e)),this.movedMap.delete(e)}onBoxMouseDown({e:t,cell:e}){this.disabled||!1!==this.widgetOptions.multiple&&(t.ctrlKey||t.metaKey)&&(this.unselect(e),this.unselectMap.set(e,!0))}isEmpty(){return this.length<=0}isSelected(t){return this.widget.isSelected(t)}getCells(t){return(Array.isArray(t)?t:[t]).map((t=>"string"===typeof t?this.graph.getCellById(t):t)).filter((t=>null!=t))}select(t,e={}){const n=this.getCells(t);return n.length&&(this.isMultiple()?this.widget.select(n,e):this.reset(n.slice(0,1),e)),this}unselect(t,e={}){return this.widget.unselect(this.getCells(t),e),this}reset(t,e={}){return this.widget.reset(t?this.getCells(t):[],e),this}clean(t={}){return this.widget.clean(t),this}enable(){return this.disabled&&(this.widgetOptions.enabled=!0),this}disable(){return this.disabled||(this.widgetOptions.enabled=!1),this}startRubberband(t){return this.rubberbandDisabled||this.widget.startSelecting(t),this}enableRubberband(){return this.rubberbandDisabled&&(this.widgetOptions.rubberband=!0),this}disableRubberband(){return this.rubberbandDisabled||(this.widgetOptions.rubberband=!1),this}isMultiple(){return!1!==this.widgetOptions.multiple}enableMultiple(){return this.widgetOptions.multiple=!0,this}disableMultiple(){return this.widgetOptions.multiple=!1,this}setModifiers(t){return this.widgetOptions.modifiers=t,this}setContent(t){return this.widget.setContent(t),this}setFilter(t){return this.widget.setFilter(t),this}dispose(){this.stopListening(),this.widget.dispose()}}pA([uS.dispose()],gA.prototype,"dispose",null);var fA,mA=function(t,e,n,i){var r,s=arguments.length,o=s<3?e:null===i?i=Object.getOwnPropertyDescriptor(e,n):i;if("object"===typeof Reflect&&"function"===typeof Reflect.decorate)o=Reflect.decorate(t,e,n,i);else for(var a=t.length-1;a>=0;a--)(r=t[a])&&(o=(s<3?r(o):s>3?r(e,n,o):r(e,n))||o);return s>3&&o&&Object.defineProperty(e,n,o),o},yA=function(t,e){var n={};for(var i in t)Object.prototype.hasOwnProperty.call(t,i)&&e.indexOf(i)<0&&(n[i]=t[i]);if(null!=t&&"function"===typeof Object.getOwnPropertySymbols){var r=0;for(i=Object.getOwnPropertySymbols(t);r<i.length;r++)e.indexOf(i[r])<0&&Object.prototype.propertyIsEnumerable.call(t,i[r])&&(n[i[r]]=t[i[r]])}return n};class bA extends Ux{constructor(t){super(),this.batchCommands=null,this.batchLevel=0,this.lastBatchIndex=-1,this.freezed=!1,this.handlers=[],this.graph=t.graph,this.model=t.graph.model,this.options=fA.getOptions(t),this.validator=new bA.Validator({history:this,cancelInvalid:this.options.cancelInvalid}),this.clean(),this.startListening()}get disabled(){return!0!==this.options.enabled}enable(){this.disabled&&(this.options.enabled=!0)}disable(){this.disabled||(this.options.enabled=!1)}undo(t={}){if(!this.disabled){const e=this.undoStack.pop();e&&(this.revertCommand(e,t),this.redoStack.push(e),this.notify("undo",e,t))}return this}redo(t={}){if(!this.disabled){const e=this.redoStack.pop();e&&(this.applyCommand(e,t),this.undoStack.push(e),this.notify("redo",e,t))}return this}cancel(t={}){if(!this.disabled){const e=this.undoStack.pop();e&&(this.revertCommand(e,t),this.redoStack=[],this.notify("cancel",e,t))}return this}clean(t={}){return this.undoStack=[],this.redoStack=[],this.notify("clean",null,t),this}canUndo(){return!this.disabled&&this.undoStack.length>0}canRedo(){return!this.disabled&&this.redoStack.length>0}validate(t,...e){return this.validator.validate(t,...e),this}dispose(){this.validator.dispose(),this.clean(),this.stopListening()}startListening(){this.model.on("batch:start",this.initBatchCommand,this),this.model.on("batch:stop",this.storeBatchCommand,this),this.options.eventNames&&this.options.eventNames.forEach(((t,e)=>{this.handlers[e]=this.addCommand.bind(this,t),this.model.on(t,this.handlers[e])})),this.validator.on("invalid",(t=>this.trigger("invalid",t)))}stopListening(){this.model.off("batch:start",this.initBatchCommand,this),this.model.off("batch:stop",this.storeBatchCommand,this),this.options.eventNames&&(this.options.eventNames.forEach(((t,e)=>{this.model.off(t,this.handlers[e])})),this.handlers.length=0),this.validator.off("invalid")}createCommand(t){return{batch:!!t&&t.batch,data:{}}}revertCommand(t,e){this.freezed=!0;const n=Array.isArray(t)?fA.sortBatchCommands(t):[t];for(let i=n.length-1;i>=0;i-=1){const t=n[i],r=Object.assign(Object.assign({},e),cc(t.options,this.options.revertOptionsList||[]));this.executeCommand(t,!0,r)}this.freezed=!1}applyCommand(t,e){this.freezed=!0;const n=Array.isArray(t)?fA.sortBatchCommands(t):[t];for(let i=0;i<n.length;i+=1){const t=n[i],r=Object.assign(Object.assign({},e),cc(t.options,this.options.applyOptionsList||[]));this.executeCommand(t,!1,r)}this.freezed=!1}executeCommand(t,e,n){const i=this.model,r=i.getCell(t.data.id),s=t.event;if(fA.isAddEvent(s)&&e||fA.isRemoveEvent(s)&&!e)r.remove(n);else if(fA.isAddEvent(s)&&!e||fA.isRemoveEvent(s)&&e){const e=t.data;e.node?i.addNode(e.props,n):e.edge&&i.addEdge(e.props,n)}else if(fA.isChangeEvent(s)){const i=t.data,s=i.key;if(s){const t=e?i.prev[s]:i.next[s];r.prop(s,t,n)}}else{const i=this.options.executeCommand;i&&ey(i,this,t,e,n)}}addCommand(t,e){if(this.freezed||this.disabled)return;const n=e,i=n.options||{};if(i.dryrun)return;if(fA.isAddEvent(t)&&this.options.ignoreAdd||fA.isRemoveEvent(t)&&this.options.ignoreRemove||fA.isChangeEvent(t)&&this.options.ignoreChange)return;const r=this.options.beforeAddCommand;if(null!=r&&!1===ey(r,this,t,e))return;"cell:change:*"===t&&(t=`cell:change:${n.key}`);const s=n.cell,o=JM.isModel(s);let a;if(this.batchCommands){a=this.batchCommands[Math.max(this.lastBatchIndex,0)];const e=o&&!a.modelChange||a.data.id!==s.id,n=a.event!==t;if(this.lastBatchIndex>=0&&(e||n)){const e=this.batchCommands.findIndex((e=>(o&&e.modelChange||e.data.id===s.id)&&e.event===t));e<0||fA.isAddEvent(t)||fA.isRemoveEvent(t)?a=this.createCommand({batch:!0}):(a=this.batchCommands[e],this.batchCommands.splice(e,1)),this.batchCommands.push(a),this.lastBatchIndex=this.batchCommands.length-1}}else a=this.createCommand({batch:!1});if(fA.isAddEvent(t)||fA.isRemoveEvent(t)){const e=a.data;return a.event=t,a.options=i,e.id=s.id,e.props=ad(s.toJSON()),s.isEdge()?e.edge=!0:s.isNode()&&(e.node=!0),this.push(a,i)}if(fA.isChangeEvent(t)){const n=e.key,r=a.data;return a.batch&&a.event||(a.event=t,a.options=i,r.key=n,null==r.prev&&(r.prev={}),r.prev[n]=id(s.previous(n)),o?a.modelChange=!0:r.id=s.id),null==r.next&&(r.next={}),r.next[n]=id(s.prop(n)),this.push(a,i)}const l=this.options.afterAddCommand;l&&ey(l,this,t,e,a),this.push(a,i)}initBatchCommand(t){this.freezed||(this.batchCommands?this.batchLevel+=1:(this.batchCommands=[this.createCommand({batch:!0})],this.batchLevel=0,this.lastBatchIndex=-1))}storeBatchCommand(t){if(!this.freezed)if(this.batchCommands&&this.batchLevel<=0){const e=this.filterBatchCommand(this.batchCommands);e.length>0&&(this.redoStack=[],this.undoStack.push(e),this.notify("add",e,t)),this.batchCommands=null,this.lastBatchIndex=-1,this.batchLevel=0}else this.batchCommands&&this.batchLevel>0&&(this.batchLevel-=1)}filterBatchCommand(t){let e=t.slice();const n=[];while(e.length>0){const t=e.shift(),i=t.event,r=t.data.id;if(null!=i&&(null!=r||t.modelChange)){if(fA.isAddEvent(i)){const t=e.findIndex((t=>fA.isRemoveEvent(t.event)&&t.data.id===r));if(t>=0){e=e.filter(((e,n)=>t<n||e.data.id!==r));continue}}else if(fA.isRemoveEvent(i)){const t=e.findIndex((t=>fA.isAddEvent(t.event)&&t.data.id===r));if(t>=0){e.splice(t,1);continue}}else if(fA.isChangeEvent(i)){const e=t.data;if(ch(e.prev,e.next))continue}n.push(t)}}return n}notify(t,e,n){const i=null==e?null:Array.isArray(e)?e:[e];this.emit(t,{cmds:i,options:n}),this.emit("change",{cmds:i,options:n})}push(t,e){this.redoStack=[],t.batch?(this.lastBatchIndex=Math.max(this.lastBatchIndex,0),this.emit("batch",{cmd:t,options:e})):(this.undoStack.push(t),this.notify("add",t,e))}}mA([Ux.dispose()],bA.prototype,"dispose",null),function(t){class e extends Ux{constructor(t){super(),this.map={},this.command=t.history,this.cancelInvalid=!1!==t.cancelInvalid,this.command.on("add",this.onCommandAdded,this)}onCommandAdded({cmds:t}){return Array.isArray(t)?t.every((t=>this.isValidCommand(t))):this.isValidCommand(t)}isValidCommand(t){if(t.options&&!1===t.options.validation)return!0;const e=t.event&&this.map[t.event]||[];let n=null;return e.forEach((e=>{let i=0;const r=s=>{const o=e[i];i+=1;try{if(!o)return void(n=s);o(s,t,r)}catch(s){r(s)}};r(n)})),!n||(this.cancelInvalid&&this.command.cancel(),this.emit("invalid",{err:n}),!1)}validate(t,...e){const n=Array.isArray(t)?t:t.split(/\s+/);return e.forEach((t=>{if("function"!==typeof t)throw new Error(`${n.join(" ")} requires callback functions.`)})),n.forEach((t=>{null==this.map[t]&&(this.map[t]=[]),this.map[t].push(e)})),this}dispose(){this.command.off("add",this.onCommandAdded,this)}}mA([Ux.dispose()],e.prototype,"dispose",null),t.Validator=e}(bA||(bA={})),function(t){function e(t){return"cell:added"===t}function n(t){return"cell:removed"===t}function i(t){return null!=t&&t.startsWith("cell:change:")}function r(e){const{graph:n}=e,i=yA(e,["graph"]),r=["cell:added","cell:removed","cell:change:*"],s=["batch:start","batch:stop"],o=e.eventNames?e.eventNames.filter((e=>!(t.isChangeEvent(e)||r.includes(e)||s.includes(e)))):r;return Object.assign(Object.assign({},i),{eventNames:o,applyOptionsList:e.applyOptionsList||["propertyPath"],revertOptionsList:e.revertOptionsList||["propertyPath"]})}function s(e){const n=[];for(let i=0,r=e.length;i<r;i+=1){const r=e[i];let s=null;if(t.isAddEvent(r.event)){const t=r.data.id;for(let n=0;n<i;n+=1)if(e[n].data.id===t){s=n;break}}null!==s?n.splice(s,0,r):n.push(r)}return n}t.isAddEvent=e,t.isRemoveEvent=n,t.isChangeEvent=i,t.getOptions=r,t.sortBatchCommands=s}(fA||(fA={}));var vA=function(t,e,n,i){var r,s=arguments.length,o=s<3?e:null===i?i=Object.getOwnPropertyDescriptor(e,n):i;if("object"===typeof Reflect&&"function"===typeof Reflect.decorate)o=Reflect.decorate(t,e,n,i);else for(var a=t.length-1;a>=0;a--)(r=t[a])&&(o=(s<3?r(o):s>3?r(e,n,o):r(e,n))||o);return s>3&&o&&Object.defineProperty(e,n,o),o};class wA extends uS{get widgetOptions(){return this.options.minimap}init(){this.widget=this.graph.hook.createMiniMap()}dispose(){this.widget&&this.widget.dispose()}}vA([uS.dispose()],wA.prototype,"dispose",null);var CA=n(2441),xA=n.n(CA),EA=function(t,e,n,i){var r,s=arguments.length,o=s<3?e:null===i?i=Object.getOwnPropertyDescriptor(e,n):i;if("object"===typeof Reflect&&"function"===typeof Reflect.decorate)o=Reflect.decorate(t,e,n,i);else for(var a=t.length-1;a>=0;a--)(r=t[a])&&(o=(s<3?r(o):s>3?r(e,n,o):r(e,n))||o);return s>3&&o&&Object.defineProperty(e,n,o),o};class kA extends Gx{constructor(t){super(),this.options=t;const e=this.graph.scroller.widget;this.container=e?e.container:this.graph.container,t.global?this.target=document:(this.target=this.container,this.disabled||this.target.setAttribute("tabindex","-1"),this.graph.on("cell:mouseup",this.focus,this),this.graph.on("blank:mouseup",this.focus,this)),this.mousetrap=kA.createMousetrap(this)}get graph(){return this.options.graph}get disabled(){return!0!==this.options.enabled}enable(){this.disabled&&(this.options.enabled=!0,this.graph.options.keyboard.enabled=!0,this.target instanceof HTMLElement&&this.target.setAttribute("tabindex","-1"))}disable(){this.disabled||(this.options.enabled=!1,this.graph.options.keyboard.enabled=!1,this.target instanceof HTMLElement&&this.target.removeAttribute("tabindex"))}on(t,e,n){this.mousetrap.bind(this.getKeys(t),e,n)}off(t,e){this.mousetrap.unbind(this.getKeys(t),e)}focus(t){const e=this.isInputEvent(t.e);if(e)return;const n=this.target;n.focus({preventScroll:!0})}getKeys(t){return(Array.isArray(t)?t:[t]).map((t=>this.formatkey(t)))}formatkey(t){const e=t.toLowerCase().replace(/\s/g,"").replace("delete","del").replace("cmd","command"),n=this.options.format;return n?ey(n,this.graph,e):e}isGraphEvent(t){const e=t.srcElement||t.target;return!!e&&(e===this.target||e===document.body||Py(this.container,e))}isInputEvent(t){const e=t.target,n=e&&e.tagName.toLowerCase();return"input"===n}isEnabledForEvent(t){const e=!this.disabled&&this.isGraphEvent(t),n=this.isInputEvent(t);if(e){const e=t.keyCode||t.which;if(n&&(8===e||46===e))return!1;if(this.options.guard)return ey(this.options.guard,this.graph,t)}return e}dispose(){this.mousetrap.reset()}}EA([Gx.dispose()],kA.prototype,"dispose",null),function(t){function e(t){const e=new(xA())(t.target),n=e.stopCallback;return e.stopCallback=(i,r,s)=>!t.isEnabledForEvent(i)||!!n&&n.call(e,i,r,s),e}t.createMousetrap=e}(kA||(kA={}));var MA=function(t,e,n,i){var r,s=arguments.length,o=s<3?e:null===i?i=Object.getOwnPropertyDescriptor(e,n):i;if("object"===typeof Reflect&&"function"===typeof Reflect.decorate)o=Reflect.decorate(t,e,n,i);else for(var a=t.length-1;a>=0;a--)(r=t[a])&&(o=(s<3?r(o):s>3?r(e,n,o):r(e,n))||o);return s>3&&o&&Object.defineProperty(e,n,o),o};class SA extends Gx{constructor(t){super(),this.options=t,this.cumulatedFactor=1;const e=this.graph.scroller.widget;this.container=e?e.container:this.graph.container,this.target=this.options.global?document:this.container,this.mousewheelHandle=new _v(this.target,this.onMouseWheel.bind(this),this.allowMouseWheel.bind(this)),this.options.enabled&&this.enable(!0)}get graph(){return this.options.graph}get disabled(){return!0!==this.options.enabled}enable(t){(this.disabled||t)&&(this.options.enabled=!0,this.graph.options.mousewheel.enabled=!0,this.mousewheelHandle.enable())}disable(){this.disabled||(this.options.enabled=!1,this.graph.options.mousewheel.enabled=!1,this.mousewheelHandle.disable())}allowMouseWheel(t){const e=t.originalEvent||t,n=this.options.guard;return(null==n||n.call(this.graph,e))&&eA.isMatch(e,this.options.modifiers)}onMouseWheel(t){const e=t.originalEvent||t,n=this.options.guard;if((null==n||n.call(this.graph,e))&&eA.isMatch(e,this.options.modifiers)){const e=this.options.factor||1.2;null==this.currentScale&&(this.startPos={x:t.clientX,y:t.clientY},this.currentScale=this.graph.scroller.widget?this.graph.scroller.widget.zoom():this.graph.transform.getScale().sx);const n=t.deltaY;n<0?this.currentScale<.15?this.cumulatedFactor=(this.currentScale+.01)/this.currentScale:this.cumulatedFactor=Math.round(this.currentScale*e*20)/20/this.currentScale:this.currentScale<=.15?this.cumulatedFactor=(this.currentScale-.01)/this.currentScale:this.cumulatedFactor=Math.round(this.currentScale*(1/e)*20)/20/this.currentScale,this.cumulatedFactor=Math.max(.01,Math.min(this.currentScale*this.cumulatedFactor,160)/this.currentScale);const i=this.graph.scroller.widget,r=this.currentScale;let s=this.graph.transform.clampScale(r*this.cumulatedFactor);const o=this.options.minScale||Number.MIN_SAFE_INTEGER,a=this.options.maxScale||Number.MAX_SAFE_INTEGER;if(s=Rm(s,o,a),s!==r)if(i)if(this.options.zoomAtMousePosition){const t=this.graph.coord.clientToLocalPoint(this.startPos);i.zoom(s,{absolute:!0,center:t.clone()})}else i.zoom(s,{absolute:!0});else if(this.options.zoomAtMousePosition){const t=this.graph.coord.clientToGraphPoint(this.startPos);this.graph.zoom(s,{absolute:!0,center:t.clone()})}else this.graph.zoom(s,{absolute:!0});this.currentScale=null,this.cumulatedFactor=1}}dispose(){this.disable()}}MA([Gx.dispose()],SA.prototype,"dispose",null);var AA=function(t,e,n,i){var r,s=arguments.length,o=s<3?e:null===i?i=Object.getOwnPropertyDescriptor(e,n):i;if("object"===typeof Reflect&&"function"===typeof Reflect.decorate)o=Reflect.decorate(t,e,n,i);else for(var a=t.length-1;a>=0;a--)(r=t[a])&&(o=(s<3?r(o):s>3?r(e,n,o):r(e,n))||o);return s>3&&o&&Object.defineProperty(e,n,o),o};class DA extends uS{show(t={}){const e=Object.assign(Object.assign({},DA.defaultOptions),t),n=this.createPrintPages(e);e.ready(n,(t=>this.showPrintWindow(t,e)),{sheetSize:this.getSheetSize(e)})}get className(){return this.view.prefixClassName("graph-print")}showPrintWindow(t,e){if(t){const n=Q()(document.body),i=Q()(this.view.container),r=this.view.prefixClassName("graph-printing");n.addClass(r);const s=i.children().detach();t.forEach((t=>{t.removeClass(`${this.className}-preview`).addClass(`${this.className}-ready`).appendTo(n)}));let o=!1;const a=()=>{o||(o=!0,n.removeClass(r),t.forEach((t=>t.remove())),i.append(s),Q()(`#${this.styleSheetId}`).remove(),this.graph.trigger("after:print",e),Q()(window).off("afterprint",a))};Q()(window).one("afterprint",a),setTimeout(a,200),window.print()}}createPrintPage(t,e){this.graph.trigger("before:print",e);const n=Q()("<div/>").addClass(this.className),i=Q()("<div/>").addClass(this.view.prefixClassName("graph-print-inner")).css("position","relative");e.size&&n.addClass(`${this.className}-size-${e.size}`);const r=Rb.create(this.view.svg).clone(),s=r.findOne(`.${this.view.prefixClassName("graph-svg-stage")}`);i.append(r.node);const o=this.getSheetSize(e),a=this.graph.transform.getGraphArea(),l=this.graph.transform.getScale(),c=this.graph.translate(),h=dv().translate(c.tx/l.sx,c.ty/l.sy),u=this.getPageInfo(a,t,o),d=u.scale,p=u.bbox;return i.css({left:0,top:0}),r.attr({width:p.width*d,height:p.height*d,style:"position:relative",viewBox:[p.x,p.y,p.width,p.height].join(" ")}),s.attr("transform",fv(h)),n.append(i),n.addClass(`${this.className}-preview`),{$page:n,sheetSize:o}}createPrintPages(t){let e;const n=this.getPrintArea(t),i=[];if(t.page){const r=this.getPageSize(n,t.page),s=this.getPageAreas(n,r);s.forEach((n=>{e=this.createPrintPage(n,t),i.push(e.$page)}))}else e=this.createPrintPage(n,t),i.push(e.$page);if(e){const n={width:e.sheetSize.cssWidth,height:e.sheetSize.cssHeight};this.updatePrintStyle(n,t)}return i}get styleSheetId(){return this.view.prefixClassName("graph-print-style")}updatePrintStyle(t,e){const n=Object.keys(t).reduce(((e,n)=>`${e} ${n}:${t[n]};`),""),i=Vm(e.margin),r=e.marginUnit||"",s=e.sheetUnit||"",o=`\n      @media print {\n        .${this.className}.${this.className}-ready {\n          ${n}\n        }\n\n        @page {\n          margin:\n          ${[i.top+r,i.right+r,i.bottom+r,i.left+r].join(" ")};\n          size: ${e.sheet.width+s} ${e.sheet.height+s};\n\n        .${this.className}.${this.className}-preview {\n          ${n}\n        }\n      }`,a=this.styleSheetId,l=Q()(`#${a}`);l.length?l.html(o):Q()("head").append(`'<style type="text/css" id="${a}">${o}</style>'`)}getPrintArea(t){let e=t.area;if(!e){const n=Vm(t.padding);e=this.graph.getContentArea().moveAndExpand({x:-n.left,y:-n.top,width:n.left+n.right,height:n.top+n.bottom})}return e}getPageSize(t,e){if("object"===typeof e){const n=e,i={width:n.width,height:n.height};return null==i.width&&(i.width=Math.ceil(t.width/(n.columns||1))),null==i.height&&(i.height=Math.ceil(t.height/(n.rows||1))),i}return{width:t.width,height:t.height}}getPageAreas(t,e){const n=[],i=e.width,r=e.height;for(let s=0,o=0;s<t.height&&o<200;s+=r,o+=1)for(let e=0,a=0;e<t.width&&a<200;e+=i,a+=1)n.push(new db(t.x+e,t.y+s,i,r));return n}getSheetSize(t){const e=t.sheet,n=Vm(t.margin),i=t.marginUnit||"",r=t.sheetUnit||"",s=`calc(${e.width}${r} - ${n.left+n.right}${i})`,o=`calc(${e.height}${r} - ${n.top+n.bottom}${i})`,a=Qy.measure(s,o);return{cssWidth:s,cssHeight:o,width:a.width,height:a.height}}getPageInfo(t,e,n){const i=new db(e.x-t.x,e.y-t.y,e.width,e.height),r=i.width/i.height,s=n.width/n.height;return{bbox:i,scale:s<r?n.width/i.width:n.height/i.height,fitHorizontal:s<r}}dispose(){}}AA([uS.dispose()],DA.prototype,"dispose",null),function(t){t.defaultOptions={page:!1,sheet:{width:210,height:297},sheetUnit:"mm",margin:.4,marginUnit:"in",padding:5,ready:(t,e)=>e(t)}}(DA||(DA={}));class OA extends uS{toSVG(t,e={}){this.graph.trigger("before:export",e);const n=this.view.svg,i=Rb.create(n).clone();let r=i.node;const s=i.findOne(`.${this.view.prefixClassName("graph-svg-stage")}`),o=e.viewBox||this.graph.graphToLocal(this.graph.getContentBBox()),a=e.preserveDimensions;if(a){const t="boolean"===typeof a?o:a;i.attr({width:t.width,height:t.height})}if(i.removeAttribute("style").attr("viewBox",[o.x,o.y,o.width,o.height].join(" ")),s.removeAttribute("transform"),!1!==e.copyStyles){const t=n.ownerDocument,e=Array.from(n.querySelectorAll("*")),i=Array.from(r.querySelectorAll("*")),s=t.styleSheets.length,o=[];for(let n=s-1;n>=0;n-=1)o[n]=t.styleSheets[n],t.styleSheets[n].disabled=!0;const a={};e.forEach(((t,e)=>{const n=window.getComputedStyle(t,null),i={};Object.keys(n).forEach((t=>{i[t]=n.getPropertyValue(t)})),a[e]=i})),s!==t.styleSheets.length&&o.forEach(((e,n)=>{t.styleSheets[n]=e}));for(let n=0;n<s;n+=1)t.styleSheets[n].disabled=!1;const l={};e.forEach(((t,e)=>{const n=window.getComputedStyle(t,null),i=a[e],r={};Object.keys(n).forEach((t=>{n.getPropertyValue(t)!==i[t]&&(r[t]=n.getPropertyValue(t))})),l[e]=r})),i.forEach(((t,e)=>{Q()(t).css(l[e])}))}const l=e.stylesheet;if("string"===typeof l){const t=n.ownerDocument.implementation.createDocument(null,"xml",null).createCDATASection(l);i.prepend(Rb.create("style",{type:"text/css"},[t]))}const c=()=>{const n=e.beforeSerialize;if("function"===typeof n){const t=ey(n,this.graph,r);t instanceof SVGSVGElement&&(r=t)}const i=(new XMLSerializer).serializeToString(r).replace(/&nbsp;/g," ");this.graph.trigger("after:export",e),t(i)};if(e.serializeImages){const t=i.find("image").map((t=>new Promise((e=>{const n=t.attr("xlink:href")||t.attr("href");Jy.imageToDataUri(n,((n,i)=>{!n&&i&&t.attr("xlink:href",i),e()}))}))));Promise.all(t).then(c)}else c()}toDataURL(t,e){let n=e.viewBox||this.graph.getContentBBox();const i=Vm(e.padding);e.width&&e.height&&(i.left+i.right>=e.width&&(i.left=i.right=0),i.top+i.bottom>=e.height&&(i.top=i.bottom=0));const r=new db(-i.left,-i.top,i.left+i.right,i.top+i.bottom);if(e.width&&e.height){const t=n.width+i.left+i.right,s=n.height+i.top+i.bottom;r.scale(t/e.width,s/e.height)}n=db.create(n).moveAndExpand(r);const s="number"===typeof e.width&&"number"===typeof e.height?{width:e.width,height:e.height}:n;let o=e.ratio?parseFloat(e.ratio):1;Number.isFinite(o)&&0!==o||(o=1);const a={width:Math.max(Math.round(s.width*o),1),height:Math.max(Math.round(s.height*o),1)};{const t=document.createElement("canvas"),e=t.getContext("2d");t.width=a.width,t.height=a.height;const n=a.width-1,i=a.height-1;e.fillStyle="rgb(1,1,1)",e.fillRect(n,i,1,1);const r=e.getImageData(n,i,1,1).data;if(1!==r[0]||1!==r[1]||1!==r[2])throw new Error("size exceeded")}const l=new Image;l.onload=()=>{const n=document.createElement("canvas");n.width=a.width,n.height=a.height;const i=n.getContext("2d");i.fillStyle=e.backgroundColor||"white",i.fillRect(0,0,a.width,a.height);try{i.drawImage(l,0,0,a.width,a.height);const r=n.toDataURL(e.type,e.quality);t(r)}catch(r){}},this.toSVG((t=>{l.src=`data:image/svg+xml,${encodeURIComponent(t)}`}),Object.assign(Object.assign({},e),{viewBox:n,serializeImages:!0,preserveDimensions:Object.assign({},a)}))}toPNG(t,e={}){this.toDataURL(t,Object.assign(Object.assign({},e),{type:"image/png"}))}toJPEG(t,e={}){this.toDataURL(t,Object.assign(Object.assign({},e),{type:"image/jpeg"}))}}class PA extends uS{constructor(){super(...arguments),this.widgets=new Map}get isSelectionEnabled(){return!0===this.options.selecting.enabled}init(){this.startListening()}startListening(){this.graph.on("node:mouseup",this.onNodeMouseUp,this),this.graph.on("node:selected",this.onNodeSelected,this),this.graph.on("node:unselected",this.onNodeUnSelected,this)}stopListening(){this.graph.off("node:mouseup",this.onNodeMouseUp,this),this.graph.off("node:selected",this.onNodeSelected,this),this.graph.off("node:unselected",this.onNodeUnSelected,this)}onNodeMouseUp({node:t}){if(!this.isSelectionEnabled){const e=this.graph.hook.createKnob(t,{clearAll:!0});e&&this.widgets.set(t,e)}}onNodeSelected({node:t}){if(this.isSelectionEnabled){const e=this.graph.hook.createKnob(t,{clearAll:!1});e&&this.widgets.set(t,e)}}onNodeUnSelected({node:t}){if(this.isSelectionEnabled){const e=this.widgets.get(t);e&&e.forEach((t=>t.dispose())),this.widgets.delete(t)}}}var TA=function(t,e,n,i){var r,s=arguments.length,o=s<3?e:null===i?i=Object.getOwnPropertyDescriptor(e,n):i;if("object"===typeof Reflect&&"function"===typeof Reflect.decorate)o=Reflect.decorate(t,e,n,i);else for(var a=t.length-1;a>=0;a--)(r=t[a])&&(o=(s<3?r(o):s>3?r(e,n,o):r(e,n))||o);return s>3&&o&&Object.defineProperty(e,n,o),o};class NA extends uS{get widgetOptions(){return this.options.panning}get pannable(){return this.widgetOptions&&!0===this.widgetOptions.enabled}init(){this.startListening(),this.updateClassName()}startListening(){const t=this.widgetOptions.eventTypes;t&&(t.includes("leftMouseDown")&&(this.graph.on("blank:mousedown",this.preparePanning,this),this.graph.on("node:unhandled:mousedown",this.preparePanning,this),this.graph.on("edge:unhandled:mousedown",this.preparePanning,this)),t.includes("rightMouseDown")&&(this.onRightMouseDown=this.onRightMouseDown.bind(this),this.view.$(this.graph.container).on("mousedown",this.onRightMouseDown)),t.includes("mouseWheel")&&(this.mousewheelHandle=new _v(this.graph.container,this.onMouseWheel.bind(this),this.allowMouseWheel.bind(this)),this.mousewheelHandle.enable()))}stopListening(){const t=this.widgetOptions.eventTypes;t&&(t.includes("leftMouseDown")&&(this.graph.off("blank:mousedown",this.preparePanning,this),this.graph.off("node:unhandled:mousedown",this.preparePanning,this),this.graph.off("edge:unhandled:mousedown",this.preparePanning,this)),t.includes("rightMouseDown")&&this.view.$(this.graph.container).off("mousedown",this.onRightMouseDown),t.includes("mouseWheel")&&this.mousewheelHandle&&this.mousewheelHandle.disable())}preparePanning({e:t}){(this.allowPanning(t,!0)||this.allowPanning(t)&&!this.graph.selection.allowRubberband(t,!0))&&this.startPanning(t)}allowPanning(t,e){return this.pannable&&eA.isMatch(t,this.widgetOptions.modifiers,e)&&this.graph.hook.allowPanning(t)}startPanning(t){const e=this.view.normalizeEvent(t);this.clientX=e.clientX,this.clientY=e.clientY,this.panning=!0,this.updateClassName(),this.view.$(document.body).on({"mousemove.panning touchmove.panning":this.pan.bind(this),"mouseup.panning touchend.panning":this.stopPanning.bind(this),"mouseleave.panning":this.stopPanning.bind(this)}),this.view.$(window).on("mouseup.panning",this.stopPanning.bind(this))}pan(t){const e=this.view.normalizeEvent(t),n=e.clientX-this.clientX,i=e.clientY-this.clientY;this.clientX=e.clientX,this.clientY=e.clientY,this.graph.translateBy(n,i)}stopPanning(t){this.panning=!1,this.updateClassName(),this.view.$(document.body).off(".panning"),this.view.$(window).off(".panning")}updateClassName(){const t=this.view.container,e=this.view.prefixClassName("graph-panning"),n=this.view.prefixClassName("graph-pannable");this.pannable?this.panning?(uy(t,e),dy(t,n)):(dy(t,e),uy(t,n)):(dy(t,e),dy(t,n))}onRightMouseDown(t){2===t.button&&this.allowPanning(t,!0)&&this.startPanning(t)}allowMouseWheel(t){return this.pannable&&!t.ctrlKey}onMouseWheel(t,e,n){t.ctrlKey||this.graph.translateBy(-e,-n)}autoPanning(t,e){const n=10,i=this.graph.getGraphArea();let r=0,s=0;t<=i.left+n&&(r=-n),e<=i.top+n&&(s=-n),t>=i.right-n&&(r=n),e>=i.bottom-n&&(s=n),0===r&&0===s||this.graph.translateBy(-r,-s)}enablePanning(){this.pannable||(this.widgetOptions.enabled=!0,this.updateClassName())}disablePanning(){this.pannable&&(this.widgetOptions.enabled=!1,this.updateClassName())}dispose(){this.stopListening()}}TA([uS.dispose()],NA.prototype,"dispose",null);var jA=function(t,e,n,i){var r,s=arguments.length,o=s<3?e:null===i?i=Object.getOwnPropertyDescriptor(e,n):i;if("object"===typeof Reflect&&"function"===typeof Reflect.decorate)o=Reflect.decorate(t,e,n,i);else for(var a=t.length-1;a>=0;a--)(r=t[a])&&(o=(s<3?r(o):s>3?r(e,n,o):r(e,n))||o);return s>3&&o&&Object.defineProperty(e,n,o),o};class LA extends uS{hasScroller(){return null!=this.graph.scroller.widget}getContainer(){return this.hasScroller()?this.graph.scroller.widget.container:this.graph.container}init(){const t=this.options.autoResize;if(t){const e="boolean"===typeof t?this.getContainer():t;qv.bind(e,(()=>{const t=this.getContainer(),e=t.offsetWidth,n=t.offsetHeight;this.resize(e,n)}))}}resize(t,e){this.hasScroller()?this.resizeScroller(t,e):this.resizeGraph(t,e)}resizeGraph(t,e){this.graph.transform.resize(t,e)}resizeScroller(t,e){this.graph.scroller.resize(t,e)}resizePage(t,e){const n=this.graph.scroller.widget;n&&n.updatePageSize(t,e)}dispose(){qv.clear(this.getContainer())}}jA([uS.dispose()],LA.prototype,"dispose",null);var FA,zA=function(t,e,n,i){var r,s=arguments.length,o=s<3?e:null===i?i=Object.getOwnPropertyDescriptor(e,n):i;if("object"===typeof Reflect&&"function"===typeof Reflect.decorate)o=Reflect.decorate(t,e,n,i);else for(var a=t.length-1;a>=0;a--)(r=t[a])&&(o=(s<3?r(o):s>3?r(e,n,o):r(e,n))||o);return s>3&&o&&Object.defineProperty(e,n,o),o},RA=function(t,e){var n={};for(var i in t)Object.prototype.hasOwnProperty.call(t,i)&&e.indexOf(i)<0&&(n[i]=t[i]);if(null!=t&&"function"===typeof Object.getOwnPropertySymbols){var r=0;for(i=Object.getOwnPropertySymbols(t);r<i.length;r++)e.indexOf(i[r])<0&&Object.prototype.propertyIsEnumerable.call(t,i[r])&&(n[i[r]]=t[i[r]])}return n};(function(t){function e(t,e){return(n,i,r)=>{const s=r.value,o=e||i;r.value=function(...e){const n=this.options[o];if(null!=n){this.getNativeValue=s.bind(this,...e);const i=ey(n,this.graph,...e);if(this.getNativeValue=null,null!=i||!0===t&&null===i)return i}return s.call(this,...e)}}}function n(t){return(e,n,i)=>{const r=i.value,s=t||n;i.value=function(...t){let e=r.call(this,...t);const n=this.options[s];return null!=n&&(e=ey(n,this.graph,...t)&&e),e}}}t.hook=e,t.after=n})(FA||(FA={}));class BA extends uS{createModel(){if(this.options.model)return this.options.model;const t=new JM;return t.graph=this.graph,t}createView(){return new gS(this.graph)}createRenderer(){return new LS(this.graph)}createDefsManager(){return new JS(this.graph)}createGridManager(){return new QS(this.graph)}createCoordManager(){return new tA(this.graph)}createKnobManager(){return new PA(this.graph)}createTransform(t,e){const n=this.getTransformOptions(t);return n.resizable||n.rotatable?new WS(Object.assign(Object.assign({node:t,graph:this.graph},n),e)):(n.clearAll&&WS.removeInstances(this.graph),null)}createKnob(t,e){const n=qS.parseOptionGroup(this.graph,t,this.options.knob),i=Object.assign(Object.assign({},n),e);i.clearAll&&MS.removeInstances(this.graph),i.clearAll=!1;const r=t.prop("knob"),s=[],o=Array.isArray(r)?r:[r];return o.forEach(((e,r)=>{e&&!1!==e.enabled&&("function"===typeof e.enabled&&!1===e.enabled.call(this.graph,t)||n.enabled&&s.push(new MS(Object.assign({node:t,index:r,graph:this.graph},i))))})),s}getTransformOptions(t){const e=qS.parseOptionGroup(this.graph,t,this.options.resizing),n=qS.parseOptionGroup(this.graph,t,this.options.rotating),i=qS.parseOptionGroup(this.graph,t,this.options.transforming),r=Object.assign(Object.assign({},i),{resizable:e.enabled,minWidth:e.minWidth,maxWidth:e.maxWidth,minHeight:e.minHeight,maxHeight:e.maxHeight,orthogonalResizing:e.orthogonal,restrictedResizing:null!=e.restrict?e.restrict:e.restricted,autoScrollOnResizing:e.autoScroll,preserveAspectRatio:e.preserveAspectRatio,allowReverse:e.allowReverse,rotatable:n.enabled,rotateGrid:n.grid});return r}createTransformManager(){return new dA(this.graph)}createHighlightManager(){return new hA(this.graph)}createBackgroundManager(){return new zS(this.graph)}createClipboard(){return new GA}createClipboardManager(){return new lA(this.graph)}createSnapline(){return new NS(Object.assign({graph:this.graph},this.options.snapline))}createSnaplineManager(){return new iA(this.graph)}createSelection(){return new US(Object.assign({graph:this.graph},this.options.selecting))}createSelectionManager(){return new gA(this.graph)}allowRubberband(t){return!0}createHistoryManager(){return new bA(Object.assign({graph:this.graph},this.options.history))}createScroller(){return this.options.scroller.enabled?new $S(Object.assign({graph:this.graph},this.options.scroller)):null}createScrollerManager(){return new sA(this.graph)}allowPanning(t){return!0}createMiniMap(){const t=this.options.minimap,{enabled:e}=t,n=RA(t,["enabled"]);return e?new OS(Object.assign({graph:this.graph},n)):null}createMiniMapManager(){return new wA(this.graph)}createKeyboard(){return new kA(Object.assign({graph:this.graph},this.options.keyboard))}createMouseWheel(){return new SA(Object.assign({graph:this.graph},this.options.mousewheel))}createPrintManager(){return new DA(this.graph)}createFormatManager(){return new OA(this.graph)}createPanningManager(){return new NA(this.graph)}createSizeManager(){return new LA(this.graph)}allowConnectToBlank(t){const e=this.options.connecting,n=null!=e.allowBlank?e.allowBlank:e.dangling;if("function"!==typeof n)return!!n;const i=this.graph.findViewByCell(t),r=t.getSourceCell(),s=t.getTargetCell(),o=this.graph.findViewByCell(r),a=this.graph.findViewByCell(s);return ey(n,this.graph,{edge:t,edgeView:i,sourceCell:r,targetCell:s,sourceView:o,targetView:a,sourcePort:t.getSourcePortId(),targetPort:t.getTargetPortId(),sourceMagnet:i.sourceMagnet,targetMagnet:i.targetMagnet})}validateEdge(t,e,n){if(!this.allowConnectToBlank(t)){const e=t.getSourceCellId(),n=t.getTargetCellId();if(!e||!n)return!1}const i=this.options.connecting.validateEdge;return!i||ey(i,this.graph,{edge:t,type:e,previous:n})}validateMagnet(t,e,n){if("passive"!==e.getAttribute("magnet")){const i=this.options.connecting.validateMagnet;return!i||ey(i,this.graph,{e:n,magnet:e,view:t,cell:t.cell})}return!1}getDefaultEdge(t,e){let n;const i=this.options.connecting.createEdge;return i&&(n=ey(i,this.graph,{sourceMagnet:e,sourceView:t,sourceCell:t.cell})),null==n&&(n=new aS),n}validateConnection(t,e,n,i,r,s,o){const a=this.options.connecting,l=a.allowLoop,c=a.allowNode,h=a.allowEdge,u=a.allowPort,d=null!=a.allowMulti?a.allowMulti:a.multi,p=a.validateConnection,g=s?s.cell:null,f="target"===r?n:t,m="target"===r?i:e;let y=!0;const b=a=>{const l="source"===r?o?o.port:null:g?g.getSourcePortId():null,c="target"===r?o?o.port:null:g?g.getTargetPortId():null;return ey(a,this.graph,{edge:g,edgeView:s,sourceView:t,targetView:n,sourcePort:l,targetPort:c,sourceMagnet:e,targetMagnet:i,sourceCell:t?t.cell:null,targetCell:n?n.cell:null,type:r})};if(null!=l&&("boolean"===typeof l?l||t!==n||(y=!1):y=b(l)),y&&null!=u&&("boolean"===typeof u?!u&&m&&(y=!1):y=b(u)),y&&null!=h&&("boolean"===typeof h?!h&&UM.isEdgeView(f)&&(y=!1):y=b(h)),y&&null!=c&&("boolean"===typeof c?c||null==f||WM.isNodeView(f)&&null==m&&(y=!1):y=b(c)),y&&null!=d&&s){const t=s.cell,e="source"===r?o:t.getSource(),n="target"===r?o:t.getTarget(),i=o?this.graph.getCellById(o.cell):null;if(e&&n&&e.cell&&n.cell&&i)if("function"===typeof d)y=b(d);else{const t=this.model.getConnectedEdges(i,{outgoing:"source"===r,incoming:"target"===r});if(t.length)if("withPort"===d){const i=t.some((t=>{const i=t.getSource(),r=t.getTarget();return i&&r&&i.cell===e.cell&&r.cell===n.cell&&null!=i.port&&i.port===e.port&&null!=r.port&&r.port===n.port}));i&&(y=!1)}else if(!d){const i=t.some((t=>{const i=t.getSource(),r=t.getTarget();return i&&r&&i.cell===e.cell&&r.cell===n.cell}));i&&(y=!1)}}}return y&&null!=p&&(y=b(p)),y}getRestrictArea(t){const e=this.options.translating.restrict,n="function"===typeof e?ey(e,this.graph,t):e;return"number"===typeof n?this.graph.transform.getGraphArea().inflate(n):!0===n?this.graph.transform.getGraphArea():n||null}onViewUpdated(t,e,n){e&LS.FLAG_INSERT||n.mounting||this.graph.renderer.requestConnectedEdgesUpdate(t,n)}onViewPostponed(t,e,n){return this.graph.renderer.forcePostponedViewUpdate(t,e)}getCellView(t){return null}createCellView(t){const e={graph:this.graph},n=this.getCellView(t);if(n)return new n(t,e);const i=t.view;if(null!=i&&"string"===typeof i){const n=fE.registry.get(i);return n?new n(t,e):fE.registry.onNotFound(i)}return t.isNode()?new WM(t,e):t.isEdge()?new UM(t,e):null}getHTMLComponent(t){let e=t.getHTML();return"string"===typeof e&&(e=lS.componentRegistry.get(e)||e),qc(e)&&(e=e.render),"function"===typeof e?ey(e,this.graph,t):e}shouldUpdateHTMLComponent(t){let e=t.getHTML();if("string"===typeof e&&(e=lS.componentRegistry.get(e)||e),qc(e)){const n=e.shouldComponentUpdate;return"function"===typeof n?ey(n,this.graph,t):!!n}return!1}onEdgeLabelRendered(t){}onPortRendered(t){}onToolItemCreated(t){}}zA([FA.hook()],BA.prototype,"createModel",null),zA([FA.hook()],BA.prototype,"createView",null),zA([FA.hook()],BA.prototype,"createRenderer",null),zA([FA.hook()],BA.prototype,"createDefsManager",null),zA([FA.hook()],BA.prototype,"createGridManager",null),zA([FA.hook()],BA.prototype,"createCoordManager",null),zA([FA.hook()],BA.prototype,"createKnobManager",null),zA([FA.hook()],BA.prototype,"createTransform",null),zA([FA.hook()],BA.prototype,"createKnob",null),zA([FA.hook()],BA.prototype,"createTransformManager",null),zA([FA.hook()],BA.prototype,"createHighlightManager",null),zA([FA.hook()],BA.prototype,"createBackgroundManager",null),zA([FA.hook()],BA.prototype,"createClipboard",null),zA([FA.hook()],BA.prototype,"createClipboardManager",null),zA([FA.hook()],BA.prototype,"createSnapline",null),zA([FA.hook()],BA.prototype,"createSnaplineManager",null),zA([FA.hook()],BA.prototype,"createSelection",null),zA([FA.hook()],BA.prototype,"createSelectionManager",null),zA([FA.hook()],BA.prototype,"allowRubberband",null),zA([FA.hook()],BA.prototype,"createHistoryManager",null),zA([FA.hook()],BA.prototype,"createScroller",null),zA([FA.hook()],BA.prototype,"createScrollerManager",null),zA([FA.hook()],BA.prototype,"allowPanning",null),zA([FA.hook()],BA.prototype,"createMiniMap",null),zA([FA.hook()],BA.prototype,"createMiniMapManager",null),zA([FA.hook()],BA.prototype,"createKeyboard",null),zA([FA.hook()],BA.prototype,"createMouseWheel",null),zA([FA.hook()],BA.prototype,"createPrintManager",null),zA([FA.hook()],BA.prototype,"createFormatManager",null),zA([FA.hook()],BA.prototype,"createPanningManager",null),zA([FA.hook()],BA.prototype,"createSizeManager",null),zA([FA.after()],BA.prototype,"onViewUpdated",null),zA([FA.after()],BA.prototype,"onViewPostponed",null),zA([FA.hook()],BA.prototype,"getCellView",null),zA([FA.hook(!0)],BA.prototype,"createCellView",null),zA([FA.hook()],BA.prototype,"getHTMLComponent",null),zA([FA.hook()],BA.prototype,"shouldUpdateHTMLComponent",null),zA([FA.hook()],BA.prototype,"onEdgeLabelRendered",null),zA([FA.hook()],BA.prototype,"onPortRendered",null),zA([FA.hook()],BA.prototype,"onToolItemCreated",null);var IA,$A,VA=function(t,e,n,i){var r,s=arguments.length,o=s<3?e:null===i?i=Object.getOwnPropertyDescriptor(e,n):i;if("object"===typeof Reflect&&"function"===typeof Reflect.decorate)o=Reflect.decorate(t,e,n,i);else for(var a=t.length-1;a>=0;a--)(r=t[a])&&(o=(s<3?r(o):s>3?r(e,n,o):r(e,n))||o);return s>3&&o&&Object.defineProperty(e,n,o),o};class _A extends Ux{constructor(t){super(),this.options=qS.get(t),this.css=new yS(this),this.hook=new BA(this),this.view=this.hook.createView(),this.defs=this.hook.createDefsManager(),this.coord=this.hook.createCoordManager(),this.transform=this.hook.createTransformManager(),this.knob=this.hook.createKnobManager(),this.highlight=this.hook.createHighlightManager(),this.grid=this.hook.createGridManager(),this.background=this.hook.createBackgroundManager(),this.model=this.hook.createModel(),this.renderer=this.hook.createRenderer(),this.clipboard=this.hook.createClipboardManager(),this.snapline=this.hook.createSnaplineManager(),this.selection=this.hook.createSelectionManager(),this.history=this.hook.createHistoryManager(),this.scroller=this.hook.createScrollerManager(),this.minimap=this.hook.createMiniMapManager(),this.keyboard=this.hook.createKeyboard(),this.mousewheel=this.hook.createMouseWheel(),this.print=this.hook.createPrintManager(),this.format=this.hook.createFormatManager(),this.panning=this.hook.createPanningManager(),this.size=this.hook.createSizeManager()}get container(){return this.view.container}get[Symbol.toStringTag](){return _A.toStringTag}isNode(t){return t.isNode()}isEdge(t){return t.isEdge()}resetCells(t,e={}){return this.model.resetCells(t,e),this}clearCells(t={}){return this.model.clear(t),this}toJSON(t={}){return this.model.toJSON(t)}parseJSON(t){return this.model.parseJSON(t)}fromJSON(t,e={}){return this.model.fromJSON(t,e),this}getCellById(t){return this.model.getCell(t)}addNode(t,e={}){return this.model.addNode(t,e)}addNodes(t,e={}){return this.addCell(t.map((t=>NM.isNode(t)?t:this.createNode(t))),e)}createNode(t){return this.model.createNode(t)}removeNode(t,e={}){return this.model.removeCell(t,e)}addEdge(t,e={}){return this.model.addEdge(t,e)}addEdges(t,e={}){return this.addCell(t.map((t=>GM.isEdge(t)?t:this.createEdge(t))),e)}removeEdge(t,e={}){return this.model.removeCell(t,e)}createEdge(t){return this.model.createEdge(t)}addCell(t,e={}){return this.model.addCell(t,e),this}removeCell(t,e={}){return this.model.removeCell(t,e)}removeCells(t,e={}){return this.model.removeCells(t,e)}removeConnectedEdges(t,e={}){return this.model.removeConnectedEdges(t,e)}disconnectConnectedEdges(t,e={}){return this.model.disconnectConnectedEdges(t,e),this}hasCell(t){return this.model.has(t)}getCell(t){return this.model.getCell(t)}getCells(){return this.model.getCells()}getCellCount(){return this.model.total()}getNodes(){return this.model.getNodes()}getEdges(){return this.model.getEdges()}getOutgoingEdges(t){return this.model.getOutgoingEdges(t)}getIncomingEdges(t){return this.model.getIncomingEdges(t)}getConnectedEdges(t,e={}){return this.model.getConnectedEdges(t,e)}getRootNodes(){return this.model.getRoots()}getLeafNodes(){return this.model.getLeafs()}isRootNode(t){return this.model.isRoot(t)}isLeafNode(t){return this.model.isLeaf(t)}getNeighbors(t,e={}){return this.model.getNeighbors(t,e)}isNeighbor(t,e,n={}){return this.model.isNeighbor(t,e,n)}getSuccessors(t,e={}){return this.model.getSuccessors(t,e)}isSuccessor(t,e,n={}){return this.model.isSuccessor(t,e,n)}getPredecessors(t,e={}){return this.model.getPredecessors(t,e)}isPredecessor(t,e,n={}){return this.model.isPredecessor(t,e,n)}getCommonAncestor(...t){return this.model.getCommonAncestor(...t)}getSubGraph(t,e={}){return this.model.getSubGraph(t,e)}cloneSubGraph(t,e={}){return this.model.cloneSubGraph(t,e)}cloneCells(t){return this.model.cloneCells(t)}getNodesFromPoint(t,e){return this.model.getNodesFromPoint(t,e)}getNodesInArea(t,e,n,i,r){return this.model.getNodesInArea(t,e,n,i,r)}getNodesUnderNode(t,e={}){return this.model.getNodesUnderNode(t,e)}searchCell(t,e,n={}){return this.model.search(t,e,n),this}getShortestPath(t,e,n={}){return this.model.getShortestPath(t,e,n)}getAllCellsBBox(){return this.model.getAllCellsBBox()}getCellsBBox(t,e={}){return this.model.getCellsBBox(t,e)}startBatch(t,e={}){this.model.startBatch(t,e)}stopBatch(t,e={}){this.model.stopBatch(t,e)}batchUpdate(t,e,n){const i="string"===typeof t?t:"update",r="string"===typeof t?e:t,s="function"===typeof e?n:e;this.startBatch(i,s);const o=r();return this.stopBatch(i,s),o}updateCellId(t,e){return this.model.updateCellId(t,e)}isFrozen(){return this.renderer.isFrozen()}freeze(t={}){return this.renderer.freeze(t),this}unfreeze(t={}){return this.renderer.unfreeze(t),this}isAsync(){return this.renderer.isAsync()}setAsync(t){return this.renderer.setAsync(t),this}findView(t){return OM.isCell(t)?this.findViewByCell(t):this.findViewByElem(t)}findViews(t){return db.isRectangleLike(t)?this.findViewsInArea(t):ub.isPointLike(t)?this.findViewsFromPoint(t):[]}findViewByCell(t){return this.renderer.findViewByCell(t)}findViewByElem(t){return this.renderer.findViewByElem(t)}findViewsFromPoint(t,e){const n="number"===typeof t?{x:t,y:e}:t;return this.renderer.findViewsFromPoint(n)}findViewsInArea(t,e,n,i,r){const s="number"===typeof t?{x:t,y:e,width:n,height:i}:t,o="number"===typeof t?r:e;return this.renderer.findViewsInArea(s,o)}isViewMounted(t){return this.renderer.isViewMounted(t)}getMountedViews(){return this.renderer.getMountedViews()}getUnmountedViews(){return this.renderer.getUnmountedViews()}matrix(t){return"undefined"===typeof t?this.transform.getMatrix():(this.transform.setMatrix(t),this)}resize(t,e){return this.size.resize(t,e),this}resizeGraph(t,e){return this.size.resizeGraph(t,e),this}resizeScroller(t,e){return this.size.resizeScroller(t,e),this}resizePage(t,e){return this.size.resizePage(t,e),this}scale(t,e=t,n=0,i=0){return"undefined"===typeof t?this.transform.getScale():(this.transform.scale(t,e,n,i),this)}zoom(t,e){const n=this.scroller.widget;if(n){if("undefined"===typeof t)return n.zoom();n.zoom(t,e)}else{if("undefined"===typeof t)return this.transform.getZoom();this.transform.zoom(t,e)}return this}zoomTo(t,e={}){const n=this.scroller.widget;n?n.zoom(t,Object.assign(Object.assign({},e),{absolute:!0})):this.transform.zoom(t,Object.assign(Object.assign({},e),{absolute:!0}))}zoomToRect(t,e={}){const n=this.scroller.widget;return n?n.zoomToRect(t,e):this.transform.zoomToRect(t,e),this}zoomToFit(t={}){const e=this.scroller.widget;return e?e.zoomToFit(t):this.transform.zoomToFit(t),this}rotate(t,e,n){return"undefined"===typeof t?this.transform.getRotation():(this.transform.rotate(t,e,n),this)}translate(t,e){return"undefined"===typeof t?this.transform.getTranslation():(this.transform.translate(t,e),this)}translateBy(t,e){const n=this.translate(),i=n.tx+t,r=n.ty+e;return this.translate(i,r)}getArea(){return this.transform.getGraphArea()}getGraphArea(){return this.transform.getGraphArea()}getContentArea(t={}){return this.transform.getContentArea(t)}getContentBBox(t={}){return this.transform.getContentBBox(t)}fitToContent(t,e,n,i){return this.transform.fitToContent(t,e,n,i)}scaleContentToFit(t={}){return this.transform.scaleContentToFit(t),this}center(t){return this.centerPoint(t)}centerPoint(t,e,n){const i=this.scroller.widget;return i?i.centerPoint(t,e,n):this.transform.centerPoint(t,e),this}centerContent(t){const e=this.scroller.widget;return e?e.centerContent(t):this.transform.centerContent(t),this}centerCell(t,e){const n=this.scroller.widget;return n?n.centerCell(t,e):this.transform.centerCell(t),this}positionPoint(t,e,n,i={}){const r=this.scroller.widget;return r?r.positionPoint(t,e,n,i):this.transform.positionPoint(t,e,n),this}positionRect(t,e,n){const i=this.scroller.widget;return i?i.positionRect(t,e,n):this.transform.positionRect(t,e),this}positionCell(t,e,n){const i=this.scroller.widget;return i?i.positionCell(t,e,n):this.transform.positionCell(t,e),this}positionContent(t,e){const n=this.scroller.widget;return n?n.positionContent(t,e):this.transform.positionContent(t,e),this}getClientMatrix(){return this.coord.getClientMatrix()}getClientOffset(){return this.coord.getClientOffset()}getPageOffset(){return this.coord.getPageOffset()}snapToGrid(t,e){return this.coord.snapToGrid(t,e)}pageToLocal(t,e,n,i){return db.isRectangleLike(t)?this.coord.pageToLocalRect(t):"number"===typeof t&&"number"===typeof e&&"number"===typeof n&&"number"===typeof i?this.coord.pageToLocalRect(t,e,n,i):this.coord.pageToLocalPoint(t,e)}localToPage(t,e,n,i){return db.isRectangleLike(t)?this.coord.localToPageRect(t):"number"===typeof t&&"number"===typeof e&&"number"===typeof n&&"number"===typeof i?this.coord.localToPageRect(t,e,n,i):this.coord.localToPagePoint(t,e)}clientToLocal(t,e,n,i){return db.isRectangleLike(t)?this.coord.clientToLocalRect(t):"number"===typeof t&&"number"===typeof e&&"number"===typeof n&&"number"===typeof i?this.coord.clientToLocalRect(t,e,n,i):this.coord.clientToLocalPoint(t,e)}localToClient(t,e,n,i){return db.isRectangleLike(t)?this.coord.localToClientRect(t):"number"===typeof t&&"number"===typeof e&&"number"===typeof n&&"number"===typeof i?this.coord.localToClientRect(t,e,n,i):this.coord.localToClientPoint(t,e)}localToGraph(t,e,n,i){return db.isRectangleLike(t)?this.coord.localToGraphRect(t):"number"===typeof t&&"number"===typeof e&&"number"===typeof n&&"number"===typeof i?this.coord.localToGraphRect(t,e,n,i):this.coord.localToGraphPoint(t,e)}graphToLocal(t,e,n,i){return db.isRectangleLike(t)?this.coord.graphToLocalRect(t):"number"===typeof t&&"number"===typeof e&&"number"===typeof n&&"number"===typeof i?this.coord.graphToLocalRect(t,e,n,i):this.coord.graphToLocalPoint(t,e)}clientToGraph(t,e,n,i){return db.isRectangleLike(t)?this.coord.clientToGraphRect(t):"number"===typeof t&&"number"===typeof e&&"number"===typeof n&&"number"===typeof i?this.coord.clientToGraphRect(t,e,n,i):this.coord.clientToGraphPoint(t,e)}defineFilter(t){return this.defs.filter(t)}defineGradient(t){return this.defs.gradient(t)}defineMarker(t){return this.defs.marker(t)}getGridSize(){return this.grid.getGridSize()}setGridSize(t){return this.grid.setGridSize(t),this}showGrid(){return this.grid.show(),this}hideGrid(){return this.grid.hide(),this}clearGrid(){return this.grid.clear(),this}drawGrid(t){return this.grid.draw(t),this}updateBackground(){return this.background.update(),this}drawBackground(t,e){const n=this.scroller.widget;return null==n||null!=this.options.background&&e?this.background.draw(t):n.backgroundManager.draw(t),this}clearBackground(t){const e=this.scroller.widget;return null==e||null!=this.options.background&&t?this.background.clear():e.backgroundManager.clear(),this}isClipboardEnabled(){return!this.clipboard.disabled}enableClipboard(){return this.clipboard.enable(),this}disableClipboard(){return this.clipboard.disable(),this}toggleClipboard(t){return null!=t?t!==this.isClipboardEnabled()&&(t?this.enableClipboard():this.disableClipboard()):this.isClipboardEnabled()?this.disableClipboard():this.enableClipboard(),this}isClipboardEmpty(){return this.clipboard.isEmpty()}getCellsInClipboard(){return this.clipboard.cells}cleanClipboard(){return this.clipboard.clean(),this}copy(t,e={}){return this.clipboard.copy(t,e),this}cut(t,e={}){return this.clipboard.cut(t,e),this}paste(t={},e=this){return this.clipboard.paste(t,e)}isHistoryEnabled(){return!this.history.disabled}enableHistory(){return this.history.enable(),this}disableHistory(){return this.history.disable(),this}toggleHistory(t){return null!=t?t!==this.isHistoryEnabled()&&(t?this.enableHistory():this.disableHistory()):this.isHistoryEnabled()?this.disableHistory():this.enableHistory(),this}undo(t={}){return this.history.undo(t),this}undoAndCancel(t={}){return this.history.cancel(t),this}redo(t={}){return this.history.redo(t),this}canUndo(){return this.history.canUndo()}canRedo(){return this.history.canRedo()}cleanHistory(t={}){this.history.clean(t)}isKeyboardEnabled(){return!this.keyboard.disabled}enableKeyboard(){return this.keyboard.enable(),this}disableKeyboard(){return this.keyboard.disable(),this}toggleKeyboard(t){return null!=t?t!==this.isKeyboardEnabled()&&(t?this.enableKeyboard():this.disableKeyboard()):this.isKeyboardEnabled()?this.disableKeyboard():this.enableKeyboard(),this}bindKey(t,e,n){return this.keyboard.on(t,e,n),this}unbindKey(t,e){return this.keyboard.off(t,e),this}isMouseWheelEnabled(){return!this.mousewheel.disabled}enableMouseWheel(){return this.mousewheel.enable(),this}disableMouseWheel(){return this.mousewheel.disable(),this}toggleMouseWheel(t){return null==t?this.isMouseWheelEnabled()?this.disableMouseWheel():this.enableMouseWheel():t?this.enableMouseWheel():this.disableMouseWheel(),this}isPannable(){const t=this.scroller.widget;return t?this.scroller.pannable:this.panning.pannable}enablePanning(){const t=this.scroller.widget;return t?this.scroller.enablePanning():this.panning.enablePanning(),this}disablePanning(){const t=this.scroller.widget;return t?this.scroller.disablePanning():this.panning.disablePanning(),this}togglePanning(t){return null==t?this.isPannable()?this.disablePanning():this.enablePanning():t!==this.isPannable()&&(t?this.enablePanning():this.disablePanning()),this}lockScroller(){var t;null===(t=this.scroller.widget)||void 0===t||t.lock()}unlockScroller(){var t;null===(t=this.scroller.widget)||void 0===t||t.unlock()}updateScroller(){var t;null===(t=this.scroller.widget)||void 0===t||t.update()}getScrollbarPosition(){const t=this.scroller.widget;return t.scrollbarPosition()}setScrollbarPosition(t,e,n){const i=this.scroller.widget;return i.scrollbarPosition(t,e,n),this}scrollToPoint(t,e,n){const i=this.scroller.widget;return i.scrollToPoint(t,e,n),this}scrollToContent(t){const e=this.scroller.widget;return e.scrollToContent(t),this}scrollToCell(t,e){const n=this.scroller.widget;return n.scrollToCell(t,e),this}transitionToPoint(t,e,n){const i=this.scroller.widget;return i.transitionToPoint(t,e,n),this}transitionToRect(t,e={}){const n=this.scroller.widget;return n.transitionToRect(t,e),this}isSelectionEnabled(){return!this.selection.disabled}enableSelection(){return this.selection.enable(),this}disableSelection(){return this.selection.disable(),this}toggleSelection(t){return null!=t?t!==this.isSelectionEnabled()&&(t?this.enableSelection():this.disableSelection()):this.isSelectionEnabled()?this.disableSelection():this.enableSelection(),this}isMultipleSelection(){return this.selection.isMultiple()}enableMultipleSelection(){return this.selection.enableMultiple(),this}disableMultipleSelection(){return this.selection.disableMultiple(),this}toggleMultipleSelection(t){return null!=t?t!==this.isMultipleSelection()&&(t?this.enableMultipleSelection():this.disableMultipleSelection()):this.isMultipleSelection()?this.disableMultipleSelection():this.enableMultipleSelection(),this}isSelectionMovable(){return!1!==this.selection.widget.options.movable}enableSelectionMovable(){return this.selection.widget.options.movable=!0,this}disableSelectionMovable(){return this.selection.widget.options.movable=!1,this}toggleSelectionMovable(t){return null!=t?t!==this.isSelectionMovable()&&(t?this.enableSelectionMovable():this.disableSelectionMovable()):this.isSelectionMovable()?this.disableSelectionMovable():this.enableSelectionMovable(),this}isRubberbandEnabled(){return!this.selection.rubberbandDisabled}enableRubberband(){return this.selection.enableRubberband(),this}disableRubberband(){return this.selection.disableRubberband(),this}toggleRubberband(t){return null!=t?t!==this.isRubberbandEnabled()&&(t?this.enableRubberband():this.disableRubberband()):this.isRubberbandEnabled()?this.disableRubberband():this.enableRubberband(),this}isStrictRubberband(){return!0===this.selection.widget.options.strict}enableStrictRubberband(){return this.selection.widget.options.strict=!0,this}disableStrictRubberband(){return this.selection.widget.options.strict=!1,this}toggleStrictRubberband(t){return null!=t?t!==this.isStrictRubberband()&&(t?this.enableStrictRubberband():this.disableStrictRubberband()):this.isStrictRubberband()?this.disableStrictRubberband():this.enableStrictRubberband(),this}setRubberbandModifiers(t){this.selection.setModifiers(t)}setSelectionFilter(t){return this.selection.setFilter(t),this}setSelectionDisplayContent(t){return this.selection.setContent(t),this}isSelectionEmpty(){return this.selection.isEmpty()}cleanSelection(t){return this.selection.clean(t),this}resetSelection(t,e){return this.selection.reset(t,e),this}getSelectedCells(){return this.selection.cells}getSelectedCellCount(){return this.selection.length}isSelected(t){return this.selection.isSelected(t)}select(t,e){return this.selection.select(t,e),this}unselect(t,e){return this.selection.unselect(t,e),this}isSnaplineEnabled(){return!this.snapline.widget.disabled}enableSnapline(){return this.snapline.widget.enable(),this}disableSnapline(){return this.snapline.widget.disable(),this}toggleSnapline(t){if(null==t)return this.isSnaplineEnabled()?this.disableSnapline():this.enableSnapline(),this;t!==this.isSnaplineEnabled()&&(t?this.enableSnapline():this.disableSnapline())}hideSnapline(){return this.snapline.widget.hide(),this}setSnaplineFilter(t){return this.snapline.widget.setFilter(t),this}isSnaplineOnResizingEnabled(){return!0===this.snapline.widget.options.resizing}enableSnaplineOnResizing(){return this.snapline.widget.options.resizing=!0,this}disableSnaplineOnResizing(){return this.snapline.widget.options.resizing=!1,this}toggleSnaplineOnResizing(t){return null!=t?t!==this.isSnaplineOnResizingEnabled()&&(t?this.enableSnaplineOnResizing():this.disableSnaplineOnResizing()):this.isSnaplineOnResizingEnabled()?this.disableSnaplineOnResizing():this.enableSnaplineOnResizing(),this}isSharpSnapline(){return!0===this.snapline.widget.options.sharp}enableSharpSnapline(){return this.snapline.widget.options.sharp=!0,this}disableSharpSnapline(){return this.snapline.widget.options.sharp=!1,this}toggleSharpSnapline(t){return null!=t?t!==this.isSharpSnapline()&&(t?this.enableSharpSnapline():this.disableSharpSnapline()):this.isSharpSnapline()?this.disableSharpSnapline():this.enableSharpSnapline(),this}getSnaplineTolerance(){return this.snapline.widget.options.tolerance}setSnaplineTolerance(t){return this.snapline.widget.options.tolerance=t,this}removeTools(){return this.emit("tools:remove"),this}hideTools(){return this.emit("tools:hide"),this}showTools(){return this.emit("tools:show"),this}toSVG(t,e={}){this.format.toSVG(t,e)}toDataURL(t,e){this.format.toDataURL(t,e)}toPNG(t,e={}){this.format.toPNG(t,e)}toJPEG(t,e={}){this.format.toJPEG(t,e)}printPreview(t){this.print.show(t)}dispose(){this.clearCells(),this.off(),this.css.dispose(),this.hook.dispose(),this.defs.dispose(),this.grid.dispose(),this.coord.dispose(),this.transform.dispose(),this.knob.dispose(),this.highlight.dispose(),this.background.dispose(),this.clipboard.dispose(),this.snapline.dispose(),this.selection.dispose(),this.history.dispose(),this.keyboard.dispose(),this.mousewheel.dispose(),this.print.dispose(),this.format.dispose(),this.minimap.dispose(),this.panning.dispose(),this.scroller.dispose(),this.view.dispose(),this.renderer.dispose(),this.size.dispose()}}VA([dS.checkScroller()],_A.prototype,"lockScroller",null),VA([dS.checkScroller()],_A.prototype,"unlockScroller",null),VA([dS.checkScroller()],_A.prototype,"updateScroller",null),VA([dS.checkScroller()],_A.prototype,"getScrollbarPosition",null),VA([dS.checkScroller()],_A.prototype,"setScrollbarPosition",null),VA([dS.checkScroller()],_A.prototype,"scrollToPoint",null),VA([dS.checkScroller()],_A.prototype,"scrollToContent",null),VA([dS.checkScroller()],_A.prototype,"scrollToCell",null),VA([dS.checkScroller()],_A.prototype,"transitionToPoint",null),VA([dS.checkScroller()],_A.prototype,"transitionToRect",null),VA([Ux.dispose()],_A.prototype,"dispose",null),function(t){t.View=gS,t.Hook=BA,t.Renderer=LS,t.Keyboard=kA,t.MouseWheel=SA,t.BaseManager=uS,t.DefsManager=JS,t.GridManager=QS,t.CoordManager=tA,t.PrintManager=DA,t.FormatManager=OA,t.MiniMapManager=wA,t.HistoryManager=bA,t.SnaplineManager=iA,t.ScrollerManager=sA,t.ClipboardManager=lA,t.TransformManager=dA,t.HighlightManager=hA,t.BackgroundManager=zS,t.SelectionManager=gA}(_A||(_A={})),function(t){function e(e){if(null==e)return!1;if(e instanceof t)return!0;const n=e[Symbol.toStringTag],i=e;return(null==n||n===t.toStringTag)&&null!=i.hook&&null!=i.view&&null!=i.model}t.toStringTag=`X6.${t.name}`,t.isGraph=e}(_A||(_A={})),function(t){function e(e,n){const i=e instanceof HTMLElement?new t({container:e}):new t(e);return null!=n&&i.fromJSON(n),i}t.render=e}(_A||(_A={})),function(t){t.registerNode=NM.registry.register,t.registerEdge=GM.registry.register,t.registerView=fE.registry.register,t.registerAttr=AC.registry.register,t.registerGrid=NC.registry.register,t.registerFilter=WC.registry.register,t.registerNodeTool=NE.registry.register,t.registerEdgeTool=jE.registry.register,t.registerBackground=ZC.registry.register,t.registerHighlighter=ax.registry.register,t.registerPortLayout=Cx.registry.register,t.registerPortLabelLayout=Ix.registry.register,t.registerMarker=hC.registry.register,t.registerRouter=rM.registry.register,t.registerConnector=xM.registry.register,t.registerAnchor=KE.registry.register,t.registerEdgeAnchor=sk.registry.register,t.registerConnectionPoint=gk.registry.register,t.registerConnectionStrategy=cE.registry.register,t.registerHTMLComponent=lS.componentRegistry.register}(_A||(_A={})),function(t){t.unregisterNode=NM.registry.unregister,t.unregisterEdge=GM.registry.unregister,t.unregisterView=fE.registry.unregister,t.unregisterAttr=AC.registry.unregister,t.unregisterGrid=NC.registry.unregister,t.unregisterFilter=WC.registry.unregister,t.unregisterNodeTool=NE.registry.unregister,t.unregisterEdgeTool=jE.registry.unregister,t.unregisterBackground=ZC.registry.unregister,t.unregisterHighlighter=ax.registry.unregister,t.unregisterPortLayout=Cx.registry.unregister,t.unregisterPortLabelLayout=Ix.registry.unregister,t.unregisterMarker=hC.registry.unregister,t.unregisterRouter=rM.registry.unregister,t.unregisterConnector=xM.registry.unregister,t.unregisterAnchor=KE.registry.unregister,t.unregisterEdgeAnchor=sk.registry.unregister,t.unregisterConnectionPoint=gk.registry.unregister,t.unregisterConnectionStrategy=cE.registry.unregister,t.unregisterHTMLComponent=lS.componentRegistry.unregister}(_A||(_A={}));class GA{constructor(){this.cells=[]}copy(t,e,n={}){this.options=Object.assign({},n);const i=JM.isModel(e)?e:e.model,r=i.cloneSubGraph(t,n);this.cells=kl(Object.keys(r).map((t=>r[t])),(t=>t.isEdge()?2:1)),this.serialize(n)}cut(t,e,n={}){this.copy(t,e,n);const i=_A.isGraph(e)?e.model:e;i.batchUpdate("cut",(()=>{t.forEach((t=>t.remove()))}))}paste(t,e={}){const n=Object.assign(Object.assign({},this.options),e),{offset:i,edgeProps:r,nodeProps:s}=n;let o=20,a=20;i&&(o="number"===typeof i?i:i.dx,a="number"===typeof i?i:i.dy),this.deserialize(n);const l=this.cells;l.forEach((t=>{t.model=null,t.removeProp("zIndex"),(o||a)&&t.translate(o,a),s&&t.isNode()&&t.prop(s),r&&t.isEdge()&&t.prop(r)}));const c=_A.isGraph(t)?t.model:t;return c.batchUpdate("paste",(()=>{c.addCells(this.cells)})),this.copy(l,t,e),l}serialize(t){!1!==t.useLocalStorage&&IA.save(this.cells)}deserialize(t){if(t.useLocalStorage){const t=IA.fetch();t&&(this.cells=t)}}isEmpty(){return this.cells.length<=0}clean(){this.options={},this.cells=[],IA.clean()}}(function(t){const e=`${KC.prefixCls}.clipboard.cells`;function n(t){if(window.localStorage){const n=t.map((t=>t.toJSON()));localStorage.setItem(e,JSON.stringify(n))}}function i(){if(window.localStorage){const t=localStorage.getItem(e),n=t?JSON.parse(t):[];if(n)return JM.fromJSON(n)}}function r(){window.localStorage&&localStorage.removeItem(e)}t.save=n,t.fetch=i,t.clean=r})(IA||(IA={}));class HA{constructor(t){this.halo=t}get options(){return this.halo.options}get graph(){return this.halo.graph}get model(){return this.halo.model}get view(){return this.halo.view}get cell(){return this.halo.cell}get node(){return this.cell}getPresets(){return{className:"type-node",handles:[{name:"remove",position:"nw",events:{mousedown:this.removeCell.bind(this)},icon:null},{name:"resize",position:"se",events:{mousedown:this.startResize.bind(this),mousemove:this.doResize.bind(this),mouseup:this.stopResize.bind(this)},icon:null},{name:"clone",position:"n",events:{mousedown:this.startClone.bind(this),mousemove:this.doClone.bind(this),mouseup:this.stopClone.bind(this)},icon:null},{name:"link",position:"e",events:{mousedown:this.startLink.bind(this),mousemove:this.doLink.bind(this),mouseup:this.stopLink.bind(this)},icon:null},{name:"fork",position:"ne",events:{mousedown:this.startFork.bind(this),mousemove:this.doFork.bind(this),mouseup:this.stopFork.bind(this)},icon:null},{name:"unlink",position:"w",events:{mousedown:this.unlink.bind(this)},icon:null},{name:"rotate",position:"sw",events:{mousedown:this.startRotate.bind(this),mousemove:this.doRotate.bind(this),mouseup:this.stopRotate.bind(this)},icon:null}],bbox(t){if(this.options.useCellGeometry){const e=t.cell;return e.getBBox()}return t.getBBox()},content(t){const e=Hg("x: <%= x %>, y: <%= y %>, width: <%= width %>, height: <%= height %>, angle: <%= angle %>"),n=t.cell,i=n.getBBox();return e({x:Math.floor(i.x),y:Math.floor(i.y),width:Math.floor(i.width),height:Math.floor(i.height),angle:Math.floor(n.getAngle())})},magnet(t){return t.container},tinyThreshold:40,smallThreshold:80,loopEdgePreferredSide:"top",loopEdgeWidth:40,rotateGrid:15,rotateEmbeds:!1}}removeCell(){this.model.removeConnectedEdges(this.cell),this.cell.remove()}startLink({x:t,y:e}){this.halo.startBatch();const n=this.graph,i=this.createEdgeConnectedToSource();i.setTarget({x:t,y:e}),this.model.addEdge(i,{validation:!1,halo:this.halo.cid,async:!1}),n.view.undelegateEvents(),this.edgeView=n.renderer.findViewByCell(i),this.edgeView.prepareArrowheadDragging("target",{x:t,y:e,fallbackAction:"remove"})}createEdgeConnectedToSource(){const t=this.getMagnet(this.view,"source"),e=this.getEdgeTerminal(this.view,t),n=this.graph.hook.getDefaultEdge(this.view,t);return n.setSource(e),n}getMagnet(t,e){const n=this.options.magnet;if("function"===typeof n){const i=ey(n,this.halo,t,e);if(i instanceof SVGElement)return i}throw new Error("`magnet()` has to return an SVGElement")}getEdgeTerminal(t,e){const n={cell:t.cell.id};if(e!==t.container){const i=e.getAttribute("port");i?n.port=i:n.selector=t.getSelector(e)}return n}doLink({e:t,x:e,y:n}){this.edgeView&&this.edgeView.onMouseMove(t,e,n)}stopLink({e:t,x:e,y:n}){const i=this.edgeView;if(i){i.onMouseUp(t,e,n);const r=i.cell;r.hasLoop()&&this.makeLoopEdge(r),this.halo.stopBatch(),this.halo.trigger("action:edge:addde",{edge:r}),this.edgeView=null}this.graph.view.delegateEvents()}makeLoopEdge(t){let e=null,n=null;const i=this.options.loopEdgeWidth,r=this.graph.options,s=new db(0,0,r.width,r.height),o=this.graph.graphToLocal(this.view.getBBox()),a=[this.options.loopEdgePreferredSide,"top","bottom","left","right"].some((t=>{let r=null,a=0,l=0;switch(t){case"top":r=new ub(o.x+o.width/2,o.y-i),a=i/2;break;case"bottom":r=new ub(o.x+o.width/2,o.y+o.height+i),a=i/2;break;case"left":r=new ub(o.x-i,o.y+o.height/2),l=i/2;break;case"right":r=new ub(o.x+o.width+i,o.y+o.height/2),l=i/2;break;default:break}return!!r&&(e=r.translate(-a,-l),n=r.translate(a,l),s.containsPoint(e)&&s.containsPoint(n))}));a&&e&&n&&t.setVertices([e,n])}startResize({e:t}){this.halo.startBatch(),this.flip=[1,0,0,1,1,0,0,1][Math.floor(ib.normalize(this.node.getAngle())/45)],this.view.addClass("node-resizing"),VS("node:resize",t,this.view)}doResize({e:t,dx:e,dy:n}){const i=this.node.getSize(),r=Math.max(i.width+(this.flip?e:n),1),s=Math.max(i.height+(this.flip?n:e),1);this.node.resize(r,s,{absolute:!0}),VS("node:resizing",t,this.view)}stopResize({e:t}){this.view.removeClass("node-resizing"),VS("node:resized",t,this.view),this.halo.stopBatch()}startClone({e:t,x:e,y:n}){this.halo.startBatch();const i=this.options,r=i.clone(this.cell,{clone:!0});if(!OM.isCell(r))throw new Error("option 'clone()' has to return a cell");this.centerNodeAtCursor(r,e,n),this.model.addCell(r,{halo:this.halo.cid,async:!1});const s=this.graph.renderer.findViewByCell(r);s.onMouseDown(t,e,n),this.halo.setEventData(t,{cloneView:s})}centerNodeAtCursor(t,e,n){const i=t.getBBox().getCenter(),r=e-i.x,s=n-i.y;t.translate(r,s)}doClone({e:t,x:e,y:n}){const i=this.halo.getEventData(t).cloneView;i&&i.onMouseMove(t,e,n)}stopClone({e:t,x:e,y:n}){const i=this.halo.getEventData(t).cloneView;i&&i.onMouseUp(t,e,n),this.halo.stopBatch()}startFork({e:t,x:e,y:n}){this.halo.startBatch();const i=this.options.clone(this.cell,{fork:!0});if(!OM.isCell(i))throw new Error("option 'clone()' has to return a cell");this.centerNodeAtCursor(i,e,n),this.model.addCell(i,{halo:this.halo.cid,async:!1});const r=this.createEdgeConnectedToSource(),s=this.graph.renderer.findViewByCell(i),o=this.getMagnet(s,"target"),a=this.getEdgeTerminal(s,o);r.setTarget(a),this.model.addEdge(r,{halo:this.halo.cid,async:!1}),s.onMouseDown(t,e,n),this.halo.setEventData(t,{cloneView:s})}doFork({e:t,x:e,y:n}){const i=this.halo.getEventData(t).cloneView;i&&i.onMouseMove(t,e,n)}stopFork({e:t,x:e,y:n}){const i=this.halo.getEventData(t).cloneView;i&&i.onMouseUp(t,e,n),this.halo.stopBatch()}startRotate({e:t,x:e,y:n}){this.halo.startBatch();const i=this.node.getBBox().getCenter(),r=[this.node];this.options.rotateEmbeds&&this.node.getDescendants({deep:!0}).reduce(((t,e)=>(e.isNode()&&t.push(e),t)),r),this.halo.setEventData(t,{center:i,nodes:r,rotateStartAngles:r.map((t=>t.getAngle())),clientStartAngle:new ub(e,n).theta(i)}),r.forEach((e=>{const n=this.graph.findViewByCell(e);n&&(n.addClass("node-rotating"),VS("node:rotate",t,n))}))}doRotate({e:t,x:e,y:n}){const i=this.halo.getEventData(t),r=i.clientStartAngle-new ub(e,n).theta(i.center);i.nodes.forEach(((e,n)=>{const s=i.rotateStartAngles[n],o=QC.snapToGrid(s+r,this.options.rotateGrid);e.rotate(o,{absolute:!0,center:i.center,halo:this.halo.cid}),VS("node:rotating",t,this.graph.findViewByCell(e))}))}stopRotate({e:t}){const e=this.halo.getEventData(t);e.nodes.forEach((e=>{const n=this.graph.findViewByCell(e);n.removeClass("node-rotating"),VS("node:rotated",t,n)})),this.halo.stopBatch()}unlink(){this.halo.startBatch(),this.model.removeConnectedEdges(this.cell),this.halo.stopBatch()}}class UA{constructor(t){this.halo=t}get options(){return this.halo.options}get graph(){return this.halo.graph}get model(){return this.halo.model}get view(){return this.halo.view}get cell(){return this.halo.cell}get edge(){return this.cell}getPresets(){return{className:"type-edge",handles:[{name:"remove",position:"nw",icon:null,events:{mousedown:this.removeEdge.bind(this)}},{name:"direction",position:"se",icon:null,events:{mousedown:this.directionSwap.bind(this)}}],content:!1,bbox(t){return t.graph.localToGraph(t.getPointAtRatio(.5))},tinyThreshold:-1,smallThreshold:-1}}removeEdge(){this.cell.remove()}directionSwap(){const t=this.edge.getSource(),e=this.edge.getTarget();this.edge.prop({source:e,target:t})}}class WA extends kS{get type(){return this.options.type||"surround"}get handleOptions(){return this.options}init(t){this.options=ah(WA.defaultOptions,this.cell.isNode()?new HA(this).getPresets():this.cell.isEdge()?new UA(this).getPresets():null,t),this.render(),this.initHandles(),this.update(),this.startListening()}startListening(){const t=this.model,e=this.graph,n=this.view.cell;n.on("removed",this.remove,this),t.on("reseted",this.remove,this),e.on("halo:destroy",this.remove,this),t.on("*",this.update,this),e.on("scale",this.update,this),e.on("translate",this.update,this),super.startListening()}stopListening(){const t=this.model,e=this.graph,n=this.view.cell;this.undelegateEvents(),n.off("removed",this.remove,this),t.off("reseted",this.remove,this),e.off("halo:destroy",this.remove,this),t.off("*",this.update,this),e.off("scale",this.update,this),e.off("translate",this.update,this),super.stopListening()}render(){const t=this.options,e=this.prefixClassName("widget-halo");return this.view.addClass($A.NODE_CLS),this.container=document.createElement("div"),this.$container=this.$(this.container).addClass(e).attr("data-shape",this.view.cell.shape),t.className&&this.$container.addClass(t.className),this.$handleContainer=this.$("<div/>").addClass(`${e}-handles`).appendTo(this.container),this.$content=this.$("<div/>").addClass(`${e}-content`).appendTo(this.container),this.$container.appendTo(this.graph.container),this}remove(){return this.stopBatch(),this.view.removeClass($A.NODE_CLS),super.remove()}update(){if(this.isRendered()){this.updateContent();const t=this.getBBox(),e=this.options.tinyThreshold||0,n=this.options.smallThreshold||0;this.$handleContainer.toggleClass(`${this.handleClassName}-tiny`,t.width<e&&t.height<e);const i=`${this.handleClassName}-small`;this.$handleContainer.toggleClass(i,!this.$handleContainer.hasClass(i)&&t.width<n&&t.height<n),this.$container.css({width:t.width,height:t.height,left:t.x,top:t.y}),this.hasHandle("unlink")&&this.toggleUnlink(),"surround"!==this.type&&"toolbar"!==this.type||this.hasHandle("fork")&&this.toggleFork()}}updateContent(){const t=this.options.content;if("function"===typeof t){const e=ey(t,this,this.view,this.$content[0]);e&&this.$content.html(e)}else t?this.$content.html(t):this.$content.remove()}getBBox(){const t=this.view,e=this.options.bbox,n="function"===typeof e?ey(e,this,t):e;return db.create(Object.assign({x:0,y:0,width:1,height:1},n))}removeCell(){this.cell.remove()}toggleFork(){const t=this.view.cell.clone(),e=this.graph.hook.createCellView(t),n=this.graph.hook.validateConnection(this.view,null,e,null,"target");this.$handleContainer.children(".fork").toggleClass("hidden",!n),e.remove()}toggleUnlink(){const t=this.model.getConnectedEdges(this.view.cell).length>0;this.$handleContainer.children(".unlink").toggleClass("hidden",!t)}startBatch(){this.model.startBatch("halo",{halo:this.cid})}stopBatch(){this.model.hasActiveBatch("halo")&&this.model.stopBatch("halo",{halo:this.cid})}}(function(t){t.defaultOptions={type:"surround",clearAll:!0,clearOnBlankMouseDown:!0,useCellGeometry:!1,clone:t=>t.clone().removeZIndex()}})(WA||(WA={})),Object.getOwnPropertyNames(wS.prototype).forEach((t=>{"constructor"!==t&&Object.defineProperty(WA.prototype,t,Object.getOwnPropertyDescriptor(wS.prototype,t))})),function(t){t.NODE_CLS="has-widget-halo"}($A||($A={}));var qA,XA,YA,JA=function(t,e,n,i){var r,s=arguments.length,o=s<3?e:null===i?i=Object.getOwnPropertyDescriptor(e,n):i;if("object"===typeof Reflect&&"function"===typeof Reflect.decorate)o=Reflect.decorate(t,e,n,i);else for(var a=t.length-1;a>=0;a--)(r=t[a])&&(o=(s<3?r(o):s>3?r(e,n,o):r(e,n))||o);return s>3&&o&&Object.defineProperty(e,n,o),o};class ZA extends eE{constructor(t){super(),this.options=Object.assign(Object.assign({},ZA.defaults),t),this.container=document.createElement("div"),this.$container=this.$(this.container).addClass(this.prefixClassName("widget-dnd")),this.draggingGraph=new _A(Object.assign(Object.assign({},this.options.delegateGraphOptions),{container:document.createElement("div"),width:1,height:1})),this.$container.append(this.draggingGraph.container)}get targetScroller(){const t=this.options.target;return _A.isGraph(t)?t.scroller.widget:t}get targetGraph(){const t=this.options.target;return _A.isGraph(t)?t:t.graph}get targetModel(){return this.targetGraph.model}get snapline(){return this.targetGraph.snapline.widget}start(t,e){const n=e;n.preventDefault(),this.targetModel.startBatch("dnd"),this.$container.addClass("dragging").appendTo(this.options.containerParent||document.body),this.sourceNode=t,this.prepareDragging(t,n.clientX,n.clientY);const i=this.updateNodePosition(n.clientX,n.clientY);this.isSnaplineEnabled()&&(this.snapline.captureCursorOffset({e:n,node:t,cell:t,view:this.draggingView,x:i.x,y:i.y}),this.draggingNode.on("change:position",this.snap,this)),this.delegateDocumentEvents(ZA.documentEvents,n.data)}isSnaplineEnabled(){return this.snapline&&!this.snapline.disabled}prepareDragging(t,e,n){const i=this.draggingGraph,r=i.model,s=this.options.getDragNode(t,{sourceNode:t,draggingGraph:i,targetGraph:this.targetGraph});s.position(0,0);let o=5;if(this.isSnaplineEnabled()&&(o+=this.snapline.options.tolerance||0),this.isSnaplineEnabled()||this.options.scaled){const t=this.targetGraph.transform.getScale();i.scale(t.sx,t.sy),o*=Math.max(t.sx,t.sy)}else i.scale(1,1);this.clearDragging(),this.options.animation&&this.$container.stop(!0,!0),r.resetCells([s]);const a=i.findViewByCell(s);a.undelegateEvents(),a.cell.off("changed"),i.fitToContent({padding:o,allowNewOrigin:"any"});const l=a.getBBox();this.geometryBBox=a.getBBox({useCellGeometry:!0}),this.delta=this.geometryBBox.getTopLeft().diff(l.getTopLeft()),this.draggingNode=s,this.draggingView=a,this.draggingBBox=s.getBBox(),this.padding=o,this.originOffset=this.updateGraphPosition(e,n)}updateGraphPosition(t,e){const n=document.body.scrollTop||document.documentElement.scrollTop,i=this.delta,r=this.geometryBBox,s=this.padding||5,o={left:t-i.x-r.width/2-s,top:e-i.y-r.height/2-s+n};return this.draggingGraph&&this.$container.offset(o),o}updateNodePosition(t,e){const n=this.targetGraph.clientToLocal(t,e),i=this.draggingBBox;return n.x-=i.width/2,n.y-=i.height/2,this.draggingNode.position(n.x,n.y),n}snap({cell:t,current:e,options:n}){const i=t;if(n.snapped){const t=this.draggingBBox;i.position(t.x+n.tx,t.y+n.ty,{silent:!0}),this.draggingView.translate(),i.position(e.x,e.y,{silent:!0}),this.snapOffset={x:n.tx,y:n.ty}}else this.snapOffset=null}onDragging(t){const e=this.draggingView;if(e){t.preventDefault();const n=this.normalizeEvent(t),i=n.clientX,r=n.clientY;this.updateGraphPosition(i,r);const s=this.updateNodePosition(i,r),o=this.targetGraph.options.embedding.enabled,a=(o||this.isSnaplineEnabled())&&this.isInsideValidArea({x:i,y:r});if(o){e.setEventData(n,{graph:this.targetGraph,candidateEmbedView:this.candidateEmbedView});const t=e.getEventData(n);a?e.processEmbedding(n,t):e.clearEmbedding(t),this.candidateEmbedView=t.candidateEmbedView}this.isSnaplineEnabled()&&(a?this.snapline.snapOnMoving({e:n,view:e,x:s.x,y:s.y}):this.snapline.hide())}}onDragEnd(t){const e=this.draggingNode;if(e){const n=this.normalizeEvent(t),i=this.draggingView,r=this.draggingBBox,s=this.snapOffset;let o=r.x,a=r.y;s&&(o+=s.x,a+=s.y),e.position(o,a,{silent:!0});const l=this.drop(e,{x:n.clientX,y:n.clientY}),c=t=>{t?(this.onDropped(e),this.targetGraph.options.embedding.enabled&&i&&(i.setEventData(n,{cell:t,graph:this.targetGraph,candidateEmbedView:this.candidateEmbedView}),i.finalizeEmbedding(n,i.getEventData(n)))):this.onDropInvalid(),this.candidateEmbedView=null,this.targetModel.stopBatch("dnd")};iy(l)?(this.undelegateDocumentEvents(),l.then(c)):c(l)}}clearDragging(){this.draggingNode&&(this.sourceNode=null,this.draggingNode.remove(),this.draggingNode=null,this.draggingView=null,this.delta=null,this.padding=null,this.snapOffset=null,this.originOffset=null,this.undelegateDocumentEvents())}onDropped(t){this.draggingNode===t&&(this.clearDragging(),this.$container.removeClass("dragging").remove())}onDropInvalid(){const t=this.draggingNode;if(t){const e=this.options.animation;if(e){const n="object"===typeof e&&e.duration||150,i="object"===typeof e&&e.easing||"swing";this.draggingView=null,this.$container.animate(this.originOffset,n,i,(()=>this.onDropped(t)))}else this.onDropped(t)}}isInsideValidArea(t){let e;const n=this.targetGraph,i=this.targetScroller;if(i)if(i.options.autoResize)e=this.getDropArea(i.container);else{const t=this.getDropArea(i.container);e=this.getDropArea(n.container).intersectsWithRect(t)}else e=this.getDropArea(n.container);return e&&e.containsPoint(t)}getDropArea(t){const e=this.$(t),n=e.offset(),i=document.body.scrollTop||document.documentElement.scrollTop,r=document.body.scrollLeft||document.documentElement.scrollLeft;return db.create({x:n.left+parseInt(e.css("border-left-width"),10)-r,y:n.top+parseInt(e.css("border-top-width"),10)-i,width:e.innerWidth(),height:e.innerHeight()})}drop(t,e){if(this.isInsideValidArea(e)){const n=this.targetGraph,i=n.model,r=n.clientToLocal(e),s=this.sourceNode,o=this.options.getDropNode(t,{sourceNode:s,draggingNode:t,targetGraph:this.targetGraph,draggingGraph:this.draggingGraph}),a=o.getBBox();r.x+=a.x-a.width/2,r.y+=a.y-a.height/2;const l=this.snapOffset?1:n.getGridSize();o.position(QC.snapToGrid(r.x,l),QC.snapToGrid(r.y,l)),o.removeZIndex();const c=this.options.validateNode,h=!c||c(o,{sourceNode:s,draggingNode:t,droppingNode:o,targetGraph:n,draggingGraph:this.draggingGraph});return"boolean"===typeof h?h?(i.addCell(o,{stencil:this.cid}),o):null:sy(h).then((t=>t?(i.addCell(o,{stencil:this.cid}),o):null))}return null}onRemove(){this.draggingGraph&&(this.draggingGraph.view.remove(),this.draggingGraph.dispose())}dispose(){this.remove()}}function KA(t,e={}){const n=JM.isModel(t)?t:(new JM).resetCells(t,{sort:!1,dryrun:!0}),i=n.getNodes(),r=e.columns||1,s=Math.ceil(i.length/r),o=e.dx||0,a=e.dy||0,l=!1!==e.center,c=!0===e.resizeToFit,h=e.marginX||0,u=e.marginY||0,d=[];let p=e.columnWidth;if("compact"===p)for(let b=0;b<r;b+=1){const t=qA.getNodesInColumn(i,b,r);d.push(qA.getMaxDim(t,"width")+o)}else{null!=p&&"auto"!==p||(p=qA.getMaxDim(i,"width")+o);for(let t=0;t<r;t+=1)d.push(p)}const g=qA.accumulate(d,h),f=[];let m=e.rowHeight;if("compact"===m)for(let b=0;b<s;b+=1){const t=qA.getNodesInRow(i,b,r);f.push(qA.getMaxDim(t,"height")+a)}else{null!=m&&"auto"!==m||(m=qA.getMaxDim(i,"height")+a);for(let t=0;t<s;t+=1)f.push(m)}const y=qA.accumulate(f,u);n.startBatch("layout"),i.forEach(((t,n)=>{const i=n%r,s=Math.floor(n/r),h=d[i],u=f[s];let p=0,m=0,b=t.getSize();if(c){let n=h-2*o,i=u-2*a;const r=b.height*(b.width?n/b.width:1),s=b.width*(b.height?i/b.height:1);u<r?n=s:i=r,b={width:n,height:i},t.setSize(b,e)}l&&(p=(h-b.width)/2,m=(u-b.height)/2),t.position(g[i]+o+p,y[s]+a+m,e)})),n.stopBatch("layout")}JA([eE.dispose()],ZA.prototype,"dispose",null),function(t){t.defaults={animation:!1,getDragNode:t=>t.clone(),getDropNode:t=>t.clone()},t.documentEvents={mousemove:"onDragging",touchmove:"onDragging",mouseup:"onDragEnd",touchend:"onDragEnd",touchcancel:"onDragEnd"}}(ZA||(ZA={})),function(t){function e(t,e){return t.reduce(((t,n)=>Math.max(n.getSize()[e],t)),0)}function n(t,e,n){const i=[];for(let r=n*e,s=r+n;r<s;r+=1)i.push(t[r]);return i}function i(t,e,n){const i=[];for(let r=e,s=t.length;r<s;r+=n)i.push(t[r]);return i}function r(t,e){return t.reduce(((t,e,n)=>(t.push(t[n]+e),t)),[e||0])}t.getMaxDim=e,t.getNodesInRow=n,t.getNodesInColumn=i,t.accumulate=r}(qA||(qA={}));class QA extends eE{constructor(t){if(super(),this.graphs={},this.$groups={},this.options=Object.assign(Object.assign({},QA.defaultOptions),t),this.dnd=new ZA(this.options),this.onSearch=Xm(this.onSearch,200),this.container=document.createElement("div"),this.$container=this.$(this.container).addClass(this.prefixClassName(XA.base)).attr("data-not-found-text",this.options.notFoundText||"No matches found"),this.options.collapsable=t.collapsable&&t.groups&&t.groups.some((t=>!1!==t.collapsable)),this.options.collapsable){this.$container.addClass("collapsable");const e=t.groups&&t.groups.every((t=>t.collapsed||!1===t.collapsable));e&&this.$container.addClass("collapsed")}this.$("<div/>").addClass(this.prefixClassName(XA.title)).html(this.options.title).appendTo(this.$container),t.search&&this.$container.addClass("searchable").append(this.renderSearch()),this.$content=this.$("<div/>").addClass(this.prefixClassName(XA.content)).appendTo(this.$container);const e=t.stencilGraphOptions||{};if(t.groups&&t.groups.length)t.groups.forEach((n=>{const i=this.$("<div/>").addClass(this.prefixClassName(XA.group)).attr("data-name",n.name);(null==n.collapsable&&t.collapsable||!1!==n.collapsable)&&i.addClass("collapsable"),i.toggleClass("collapsed",!0===n.collapsed);const r=this.$("<h3/>").addClass(this.prefixClassName(XA.groupTitle)).html(n.title||n.name),s=this.$("<div/>").addClass(this.prefixClassName(XA.groupContent)),o=n.graphOptions,a=new _A(Object.assign(Object.assign(Object.assign({},e),o),{container:document.createElement("div"),model:e.model||new JM,width:n.graphWidth||t.stencilGraphWidth,height:n.graphHeight||t.stencilGraphHeight,interacting:!1,preventDefaultBlankAction:!1}));s.append(a.container),i.append(r,s).appendTo(this.$content),this.$groups[n.name]=i,this.graphs[n.name]=a}));else{const n=new _A(Object.assign(Object.assign({},e),{container:document.createElement("div"),model:e.model||new JM,width:t.stencilGraphWidth,height:t.stencilGraphHeight,interacting:!1,preventDefaultBlankAction:!1}));this.$content.append(n.container),this.graphs[YA.defaultGroupName]=n}return this.startListening(),this}get targetScroller(){const t=this.options.target;return _A.isGraph(t)?t.scroller.widget:t}get targetGraph(){const t=this.options.target;return _A.isGraph(t)?t:t.graph}get targetModel(){return this.targetGraph.model}renderSearch(){return this.$("<div/>").addClass(this.prefixClassName(XA.search)).append(this.$("<input/>").attr({type:"search",placeholder:this.options.placeholder||"Search"}).addClass(this.prefixClassName(XA.searchText)))}startListening(){const t=this.prefixClassName(XA.title),e=this.prefixClassName(XA.searchText),n=this.prefixClassName(XA.groupTitle);this.delegateEvents({[`click .${t}`]:"onTitleClick",[`touchstart .${t}`]:"onTitleClick",[`click .${n}`]:"onGroupTitleClick",[`touchstart .${n}`]:"onGroupTitleClick",[`input .${e}`]:"onSearch",[`focusin .${e}`]:"onSearchFocusIn",[`focusout .${e}`]:"onSearchFocusOut"}),Object.keys(this.graphs).forEach((t=>{const e=this.graphs[t];e.on("cell:mousedown",this.onDragStart,this)}))}stopListening(){this.undelegateEvents(),Object.keys(this.graphs).forEach((t=>{const e=this.graphs[t];e.off("cell:mousedown",this.onDragStart,this)}))}load(t,e){return Array.isArray(t)?this.loadGroup(t,e):this.options.groups&&Object.keys(this.options.groups).forEach((e=>{t[e]&&this.loadGroup(t[e],e)})),this}loadGroup(t,e){const n=this.getModel(e);if(n){const e=t.map((t=>NM.isNode(t)?t:NM.create(t)));n.resetCells(e)}const i=this.getGroup(e);let r=this.options.stencilGraphHeight;i&&null!=i.graphHeight&&(r=i.graphHeight);const s=i&&i.layout||this.options.layout;if(s&&n&&ey(s,this,n,i),!r){const t=this.getGraph(e);t.fitToContent({minWidth:t.options.width,gridHeight:1,padding:i&&i.graphPadding||this.options.stencilGraphPadding||10})}return this}onDragStart(t){const{e:e,node:n}=t;this.dnd.start(n,e)}filter(t,e){const n=Object.keys(this.graphs).reduce(((n,i)=>{const r=this.graphs[i],s=i===YA.defaultGroupName?null:i,o=r.model.getNodes().filter((n=>{let i=!1;i="function"===typeof e?ey(e,this,n,t,s,this):"boolean"===typeof e?e:this.isCellMatched(n,t,e,t.toLowerCase()!==t);const o=r.renderer.findViewByCell(n);return o&&o.$(o.container).toggleClass("unmatched",!i),i})),a=o.length>0,l=this.options,c=new JM;return c.resetCells(o),l.layout&&ey(l.layout,this,c,this.getGroup(i)),this.$groups[i]&&this.$groups[i].toggleClass("unmatched",!a),r.fitToContent({gridWidth:1,gridHeight:1,padding:l.stencilGraphPadding||10}),n||a}),!1);this.$container.toggleClass("not-found",!n)}isCellMatched(t,e,n,i){return!e||!n||Object.keys(n).some((r=>{if("*"===r||t.shape===r){const s=n[r];if("boolean"===typeof s)return s;const o=Array.isArray(s)?s:[s];return o.some((n=>{let r=t.getPropByPath(n);return null!=r&&(r=`${r}`,i||(r=r.toLowerCase()),r.indexOf(e)>=0)}))}return!1}))}onSearch(t){this.filter(t.target.value,this.options.search)}onSearchFocusIn(){this.$container.addClass("is-focused")}onSearchFocusOut(){this.$container.removeClass("is-focused")}onTitleClick(){this.options.collapsable&&(this.$container.toggleClass("collapsed"),this.$container.hasClass("collapsed")?this.collapseGroups():this.expandGroups())}onGroupTitleClick(t){const e=this.$(t.target).closest(`.${this.prefixClassName(XA.group)}`);this.toggleGroup(e.attr("data-name")||"");const n=Object.keys(this.$groups).every((t=>{const e=this.getGroup(t),n=this.$groups[t];return e&&!1===e.collapsable||n.hasClass("collapsed")}));this.$container.toggleClass("collapsed",n)}getModel(t){const e=this.getGraph(t);return e?e.model:null}getGraph(t){return this.graphs[t||YA.defaultGroupName]}getGroup(t){const e=this.options.groups;return null!=t&&e&&e.length?e.find((e=>e.name===t)):null}toggleGroup(t){return this.isGroupCollapsed(t)?this.expandGroup(t):this.collapseGroup(t),this}collapseGroup(t){if(this.isGroupCollapsable(t)){const e=this.$groups[t];e&&!this.isGroupCollapsed(t)&&(this.trigger("group:collapse",{name:t}),e.addClass("collapsed"))}return this}expandGroup(t){if(this.isGroupCollapsable(t)){const e=this.$groups[t];e&&this.isGroupCollapsed(t)&&(this.trigger("group:expand",{name:t}),e.removeClass("collapsed"))}return this}isGroupCollapsable(t){const e=this.$groups[t];return e.hasClass("collapsable")}isGroupCollapsed(t){const e=this.$groups[t];return e&&e.hasClass("collapsed")}collapseGroups(){return Object.keys(this.$groups).forEach((t=>this.collapseGroup(t))),this}expandGroups(){return Object.keys(this.$groups).forEach((t=>this.expandGroup(t))),this}resizeGroup(t,e){const n=this.graphs[t];return n&&n.resize(e.width,e.height),this}onRemove(){Object.keys(this.graphs).forEach((t=>{const e=this.graphs[t];e.view.remove(),delete this.graphs[t]})),this.dnd.remove(),this.stopListening(),this.undelegateDocumentEvents()}}(function(t){t.defaultOptions=Object.assign({stencilGraphWidth:200,stencilGraphHeight:800,title:"Stencil",collapsable:!1,placeholder:"Search",notFoundText:"No matches found",layout(t,e){const n={columnWidth:this.options.stencilGraphWidth/2-10,columns:2,rowHeight:80,resizeToFit:!1,dx:10,dy:10};KA(t,Object.assign(Object.assign(Object.assign({},n),this.options.layoutOptions),e?e.layoutOptions:{}))}},ZA.defaults)})(QA||(QA={})),function(t){t.base="widget-stencil",t.title=`${t.base}-title`,t.search=`${t.base}-search`,t.searchText=`${t.search}-text`,t.content=`${t.base}-content`,t.group=`${t.base}-group`,t.groupTitle=`${t.group}-title`,t.groupContent=`${t.group}-content`}(XA||(XA={})),function(t){t.defaultGroupName="__default__"}(YA||(YA={}));const tD="1.30.1";function eD(){if(KC.trackable){const t="https://kcart.alipay.com/web/bi.do",e=new Image,n=Object.assign(Object.assign({},KC.trackInfo),{version:tD,pg:document.URL,r:(new Date).getTime(),x6:!0,page_type:"syslog"}),i=encodeURIComponent(JSON.stringify([n]));e.src=`${t}?BIProfile=merge&d=${i}`}}KC.trackable&&setTimeout(eD,3e3);var nD={formatColumnType:function(t){var e=["timestamp","json","bool"];return null==t.decimalDigits||0==t.decimalDigits||e.some((function(e){return e==t.type.toLowerCase()}))?t.type+"("+t.size+")":t.type+"("+t.size+", "+t.decimalDigits+")"},formatColumnName:function(t,e){return e&&t.comment&&""!=t.comment?t.name+" /* "+t.comment+" */":t.name}};String.prototype.byteLength=function(){var t=0;return Array.from(this).map((function(e){e.charCodeAt(0)>255?t+=2:t++})),t},String.prototype.pxWidth=function(){var t=String.prototype.pxWidth.canvas||(String.prototype.pxWidth.canvas=document.createElement("canvas")),e=t.getContext("2d");e.font="normal 12px ms";var n=e.measureText(this);return n.width};var iD={props:{modelData:Array,showComment:{default:!0}},data:function(){return{graph:null}},watch:{showComment:{deep:!0,handler:function(){this.graph.clearCells(),this.redendarUml(this.graph)}},modelData:{handler:function(){this.graph.clearCells(),this.redendarUml(this.graph)}}},mounted:function(){this.init()},methods:{init:function(){this.registerUmlNode();var t=this.createGraphInstance();this.redendarUml(t)},exportUml:function(t){"svg"==t?this.graph.toSVG((function(t){Jy.downloadDataUri(Jy.svgToDataUrl(t),"uml.svg")})):this.graph.toPNG((function(t){Jy.downloadDataUri(t,"uml.png")}),{padding:{top:20,right:30,bottom:40,left:50}})},redendarUml:function(t){var e=this,n=this.modelData.map((function(t){return{id:t.id,tableName:t.name,columns:t.columns,foreignKeys:t.foreignKeys}})),i=20,r=20,s=60,o=60,a=5,l=20;n.forEach((function(n,c){var h=e.calculateMaxHeightInGraphRow(20,n);l=h>l?h:l;var u=e.calculateMaxWidthInNode(n),d=n.columns.map((function(t){var i=nD.formatColumnType(t),r=nD.formatColumnName(t,e.showComment),s="YES"==t.nullable?"normal":"bold";return{id:n.tableName+"."+t.name,group:"columnGroup",attrs:{portBody:{width:u,height:30,refY:11},portNameLabel:{height:30,text:r,fontWeight:s,refY:11},portTypeLabel:{text:i,height:30,refY:11,refX:u-i.pxWidth()-22}}}}));t.addNode({id:n.tableName,x:i,y:r,shape:"er-rect",width:u,height:40,label:n.tableName,ports:d}),i+=u+s,(c+1)%a==0&&(r+=l+o,i=20)}));var c=n.map((function(t){return t.tableName}));n.filter((function(t){return t.foreignKeys&&t.foreignKeys.length>0})).flatMap((function(t){return t.foreignKeys.filter((function(t){return-1!=c.indexOf(t.pkTableName)})).map((function(e){return{shape:"er-edge",source:{cell:t.tableName,port:t.tableName+"."+e.fkColumnName},target:{cell:e.pkTableName,port:e.pkTableName+"."+e.pkColumnName}}}))})).forEach((function(e){return t.addEdge(e)}))},calculateMaxHeightInGraphRow:function(t,e){var n=30*e.columns.length+40;return t>n?t:n},calculateMaxWidthInNode:function(t){var e=this,n=t.tableName.pxWidth();return t.columns.forEach((function(t){var i=nD.formatColumnType(t),r=nD.formatColumnName(t,e.showComment),s=80,o=s+r.pxWidth()+i.pxWidth();o>n&&(n=o)})),n},createGraphInstance:function(){var t=this,e=new _A({container:document.getElementById("diagram-container"),grid:!0,panning:!0,snapline:!0,resizing:!1,keyboard:!0,mousewheel:{enabled:!0,modifiers:["ctrl","meta"]},selecting:{enabled:!0,showNodeSelectionBox:!0},connecting:{snap:!0,allowBlank:!1,allowEdge:!1,highlight:!0,interacting:function(){return{edgeMovable:!0}},createEdge:function(){return e.createEdge({shape:"er-edge",strokeDasharray:5,attrs:{line:{style:{animation:"ant-line 30s infinite linear"}}}})}}});return e.bindKey(["meta+z","ctrl+z"],(function(){return e.history.canUndo()&&e.history.undo(),!1})),e.bindKey(["meta+shift+z","ctrl+shift+z"],(function(){return e.history.canRedo()&&e.history.redo(),!1})),e.bindKey(["Backspace","Delete"],(function(){var t=e.getSelectedCells();t.length&&e.removeCells(t)})),e.on("edge:mouseenter",(function(n){var i=n.edge;i.attr("line/style/animation","running-line 30s infinite linear"),i.attr("line/strokeDasharray",5),t.changeUmlElementStyle(e,i)})),e.on("edge:mouseleave",(function(n){var i=n.edge;i.attr("line/strokeDasharray",0),i.attr("line/style/animation",null),t.resetUmlElementStyle(e,i)})),e.on("edge:dblclick",(function(t){var e=t.cell,n=t.e;e.addTools({name:"edge-editor",args:{event:n}})})),e.isHistoryEnabled()?e.disableHistory():e.enableHistory(),this.graph=e,e},changeUmlElementStyle:function(t,e){var n=t.getCellById(e.source.cell);n.setPortProp(e.source.port,"attrs/portNameLabel",{fill:"#409EFF"}),n.setPortProp(e.source.port,"attrs/portTypeLabel",{fill:"#409EFF"});var 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