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w=a.allpts,E=0;E+5<a.allpts.length;E+=4)if(tR(e,t,w[E],w[E+1],w[E+2],w[E+3],w[E+4],w[E+5],g)&&p>(r=tN(e,t,w[E],w[E+1],w[E+2],w[E+3],w[E+4],w[E+5])))return v(n,r),!0}for(var b=b||i.source,x=x||i.target,k=o.getArrowWidth(l,c),T=[{name:"source",x:a.arrowStartX,y:a.arrowStartY,angle:a.srcArrowAngle},{name:"target",x:a.arrowEndX,y:a.arrowEndY,angle:a.tgtArrowAngle},{name:"mid-source",x:a.midX,y:a.midY,angle:a.midsrcArrowAngle},{name:"mid-target",x:a.midX,y:a.midY,angle:a.midtgtArrowAngle}],E=0;E<T.length;E++){var C=T[E],P=s.arrowShapes[n.pstyle(C.name+"-arrow-shape").value],S=n.pstyle("width").pfValue;if(P.roughCollide(e,t,k,C.angle,{x:C.x,y:C.y},S,h)&&P.collide(e,t,k,C.angle,{x:C.x,y:C.y},S,h))return v(n),!0}d&&u.length>0&&(y(b),y(x))}(w)||b(w)||b(w,"source")||b(w,"target")}return u},a6.getAllInBox=function(e,t,n,r){var i=this.getCachedZSortedEles().interactive,a=2/this.cy.zoom(),o=[],s=Math.min(e,n),u=Math.max(e,n),c=Math.min(t,r),d=Math.max(t,r);e=s,n=u;var h=tb({x1:e,y1:t=c,x2:n,y2:r=d}),f=[{x:h.x1,y:h.y1},{x:h.x2,y:h.y1},{x:h.x2,y:h.y2},{x:h.x1,y:h.y2}],p=[[f[0],f[1]],[f[1],f[2]],[f[2],f[3]],[f[3],f[0]]];function g(e,t){var n=e._private;e.boundingBox();var r=n.labelBounds.main;if(!r)return null;var i=eH(n.rscratch,"labelX",t),o=eH(n.rscratch,"labelY",t),s=eH(n.rscratch,"labelAngle",t),l=e.pstyle("text-margin-x").pfValue,u=e.pstyle("text-margin-y").pfValue,c=r.x1-a-l,d=r.x2+a-l,h=r.y1-a-u,f=r.y2+a-u;if(!s)return[{x:c,y:h},{x:d,y:h},{x:d,y:f},{x:c,y:f}];var p=Math.cos(s),g=Math.sin(s),v=function(e,t){return{x:(e-=i)*p-(t-=o)*g+i,y:e*g+t*p+o}};return[v(c,h),v(d,h),v(d,f),v(c,f)]}for(var v=0;v<i.length;v++){var y=i[v];if(y.isNode()){var b="yes"===y.pstyle("text-events").strValue,x=y.pstyle("box-selection").strValue,w="yes"===y.pstyle("box-select-labels").strValue;if("none"===x)continue;var E=("overlap"===x||w)&&b,k=y.boundingBox({includeNodes:!0,includeEdges:!1,includeLabels:E});if("contain"===x){var T=!1;if(w&&b){var C=g(y);C&&t4(C,f)&&(o.push(y),T=!0)}!T&&tD(h,k)&&o.push(y)}else if("overlap"===x&&tP(h,k)){var P=y.boundingBox({includeNodes:!0,includeEdges:!0,includeLabels:!1,includeMainLabels:!1,includeSourceLabels:!1,includeTargetLabels:!1});if(t4([{x:P.x1,y:P.y1},{x:P.x2,y:P.y1},{x:P.x2,y:P.y2},{x:P.x1,y:P.y2}],f))o.push(y);else{var S=g(y);S&&t4(S,f)&&o.push(y)}}}else{var B=y._private,D=B.rscratch,_=y.pstyle("box-selection").strValue;if("none"===_)continue;if("contain"===_){if(null!=D.startX&&null!=D.startY&&!tS(h,D.startX,D.startY)||null!=D.endX&&null!=D.endY&&!tS(h,D.endX,D.endY))continue;if("bezier"===D.edgeType||"multibezier"===D.edgeType||"self"===D.edgeType||"compound"===D.edgeType||"segments"===D.edgeType||"haystack"===D.edgeType){for(var A=B.rstyle.bezierPts||B.rstyle.linePts||B.rstyle.haystackPts,M=!0,R=0;R<A.length;R++)if(!tB(h,A[R])){M=!1;break}M&&o.push(y)}else"straight"===D.edgeType&&o.push(y)}else if("overlap"===_){var I=!1;if(null!=D.startX&&null!=D.startY&&null!=D.endX&&null!=D.endY&&(tS(h,D.startX,D.startY)||tS(h,D.endX,D.endY)))o.push(y),I=!0;else if(!I&&"haystack"===D.edgeType){for(var L=B.rstyle.haystackPts,N=0;N<L.length;N++)if(tB(h,L[N])){o.push(y),I=!0;break}}if(!I){var z=B.rstyle.bezierPts||B.rstyle.linePts||B.rstyle.haystackPts;if((!z||z.length<2)&&"straight"===D.edgeType&&null!=D.startX&&null!=D.startY&&null!=D.endX&&null!=D.endY&&(z=[{x:D.startX,y:D.startY},{x:D.endX,y:D.endY}]),!z||z.length<2)continue;for(var O=0;O<z.length-1;O++){for(var V=z[O],F=z[O+1],X=0;X<p.length;X++){var j=l(p[X],2);if(function(e,t,n,r){function i(e,t,n){return(n.y-e.y)*(t.x-e.x)>(t.y-e.y)*(n.x-e.x)}return i(e,n,r)!==i(t,n,r)&&i(e,t,n)!==i(e,t,r)}(V,F,j[0],j[1])){o.push(y),I=!0;break}}if(I)break}}}}}return o};var a8={};a8.calculateArrowAngles=function(e){var t=e._private.rscratch,n="haystack"===t.edgeType,r="bezier"===t.edgeType,i="multibezier"===t.edgeType,a="segments"===t.edgeType,o="compound"===t.edgeType,s="self"===t.edgeType;if(n?(y=t.haystackPts[0],b=t.haystackPts[1],x=t.haystackPts[2],w=t.haystackPts[3]):(y=t.arrowStartX,b=t.arrowStartY,x=t.arrowEndX,w=t.arrowEndY),d=t.midX,h=t.midY,a)g=y-t.segpts[0],v=b-t.segpts[1];else if(i||o||s||r){var l=t.allpts,u=tg(l[0],l[2],l[4],.1),c=tg(l[1],l[3],l[5],.1);g=y-u,v=b-c}else g=y-d,v=b-h;t.srcArrowAngle=tu(g,v);var d=t.midX,h=t.midY;if(n&&(d=(y+x)/2,h=(b+w)/2),g=x-y,v=w-b,a){var l=t.allpts;if(l.length/2%2==0){var f=l.length/2,p=f-2;g=l[f]-l[p],v=l[f+1]-l[p+1]}else if(t.isRound)g=t.midVector[1],v=-t.midVector[0];else{var f=l.length/2-1,p=f-2;g=l[f]-l[p],v=l[f+1]-l[p+1]}}else if(i||o||s){var g,v,y,b,x,w,d,h,E,k,T,C,l=t.allpts;if(t.ctrlpts.length/2%2==0){var P=l.length/2-1,S=P+2,B=S+2;E=tg(l[P],l[S],l[B],0),k=tg(l[P+1],l[S+1],l[B+1],0),T=tg(l[P],l[S],l[B],1e-4),C=tg(l[P+1],l[S+1],l[B+1],1e-4)}else{var S=l.length/2-1,P=S-2,B=S+2;E=tg(l[P],l[S],l[B],.4999),k=tg(l[P+1],l[S+1],l[B+1],.4999),T=tg(l[P],l[S],l[B],.5),C=tg(l[P+1],l[S+1],l[B+1],.5)}g=T-E,v=C-k}if(t.midtgtArrowAngle=tu(g,v),t.midDispX=g,t.midDispY=v,g*=-1,v*=-1,a){var l=t.allpts;if(l.length/2%2==0);else if(!t.isRound){var f=l.length/2-1,D=f+2;g=-(l[D]-l[f]),v=-(l[D+1]-l[f+1])}}if(t.midsrcArrowAngle=tu(g,v),a)g=x-t.segpts[t.segpts.length-2],v=w-t.segpts[t.segpts.length-1];else if(i||o||s||r){var l=t.allpts,_=l.length,u=tg(l[_-6],l[_-4],l[_-2],.9),c=tg(l[_-5],l[_-3],l[_-1],.9);g=x-u,v=w-c}else g=x-d,v=w-h;t.tgtArrowAngle=tu(g,v)},a8.getArrowWidth=a8.getArrowHeight=function(e,t){var n=this.arrowWidthCache=this.arrowWidthCache||{},r=n[e+", "+t];return r||(r=Math.max(Math.pow(13.37*e,.9),29)*t,n[e+", "+t]=r),r};var a7,oe,ot,on,or,oi,oa,oo,os,ol,ou,oc,od,oh,of,op,og,ov,oy,om,ob,ox,ow,oE,ok,oT,oC,oP,oS,oB,oD,o_,oA,oM,oR,oI,oL,oN,oz,oO,oV,oF,oX,oj,oY,oq,oW,oU,oH,oK,oG,oZ,o$,oQ,oJ,o0,o1,o2,o5,o3,o4,o9,o6,o8,o7,se,st,sn,sr,si,sa,so,ss,sl,su,sc,sd,sh,sf,sp,sg,sv,sy,sm,sb,sx,sw,sE,sk,sT,sC,sP,sS,sB,sD,s_,sA,sM,sR,sI,sL,sN,sz,sO,sV,sF,sX,sj,sY,sq,sW,sU,sH,sK,sG,sZ,s$,sQ,sJ,s0,s1,s2,s5,s3,s4,s9,s6,s8,s7,le,lt,ln,lr,li,la,lo,ls,ll,lu,lc,ld,lh,lf,lp,lg,lv,ly,lm,lb,lx,lw,lE,lk,lT,lC,lP,lS,lB,lD,l_={},lA={},lM=function(e,t,n){n.x=t.x-e.x,n.y=t.y-e.y,n.len=Math.sqrt(n.x*n.x+n.y*n.y),n.nx=n.x/n.len,n.ny=n.y/n.len,n.ang=Math.atan2(n.ny,n.nx)},lR=function(e,t){t.x=-1*e.x,t.y=-1*e.y,t.nx=-1*e.nx,t.ny=-1*e.ny,t.ang=e.ang>0?-(Math.PI-e.ang):Math.PI+e.ang},lI=function(e,t,n,r,i){if(e!==y?lM(t,e,l_):lR(lA,l_),lM(t,n,lA),lx=l_.nx*lA.ny-l_.ny*lA.nx,lw=l_.nx*lA.nx- -(l_.ny*lA.ny),1e-6>Math.abs(lT=Math.asin(Math.max(-1,Math.min(1,lx))))){lm=t.x,lb=t.y,lP=lB=0;return}lE=1,lk=!1,lw<0?lT<0?lT=Math.PI+lT:(lT=Math.PI-lT,lE=-1,lk=!0):lT>0&&(lE=-1,lk=!0),lB=void 0!==t.radius?t.radius:r,lC=lT/2,lD=Math.min(l_.len/2,lA.len/2),lP=i?(lS=Math.abs(Math.cos(lC)*lB/Math.sin(lC)))>lD?Math.abs((lS=lD)*Math.sin(lC)/Math.cos(lC)):lB:Math.abs((lS=Math.min(lD,lB))*Math.sin(lC)/Math.cos(lC)),g=t.x+lA.nx*lS,v=t.y+lA.ny*lS,lm=g-lA.ny*lP*lE,lb=v+lA.nx*lP*lE,f=t.x+l_.nx*lS,p=t.y+l_.ny*lS,y=t};function lL(e,t){0===t.radius?e.lineTo(t.cx,t.cy):e.arc(t.cx,t.cy,t.radius,t.startAngle,t.endAngle,t.counterClockwise)}function lN(e,t,n,r){var i=!(arguments.length>4)||void 0===arguments[4]||arguments[4];return 0===r||0===t.radius?{cx:t.x,cy:t.y,radius:0,startX:t.x,startY:t.y,stopX:t.x,stopY:t.y,startAngle:void 0,endAngle:void 0,counterClockwise:void 0}:(lI(e,t,n,r,i),{cx:lm,cy:lb,radius:lP,startX:f,startY:p,stopX:g,stopY:v,startAngle:l_.ang+Math.PI/2*lE,endAngle:lA.ang-Math.PI/2*lE,counterClockwise:lk})}var lz=Math.sqrt(.02),lO={};function lV(e){var t=[];if(null!=e){for(var n=0;n<e.length;n+=2){var r=e[n],i=e[n+1];t.push({x:r,y:i})}return t}}lO.findMidptPtsEtc=function(e,t){var n,r=t.posPts,i=t.intersectionPts,a=t.vectorNormInverse,o=e.pstyle("source-endpoint"),s=e.pstyle("target-endpoint"),u=null!=o.units&&null!=s.units;switch(e.pstyle("edge-distances").value){case"node-position":n=r;break;case"intersection":n=i;break;case"endpoints":if(u){var c,d,h,f=l(this.manualEndptToPx(e.source()[0],o),2),p=f[0],g=f[1],v=l(this.manualEndptToPx(e.target()[0],s),2),y=v[0],b=v[1];c=b-g,h=Math.sqrt((d=y-p)*d+c*c),a={x:-c/h,y:d/h},n={x1:p,y1:g,x2:y,y2:b}}else eO("Edge ".concat(e.id()," has edge-distances:endpoints specified without manual endpoints specified via source-endpoint and target-endpoint.  Falling back on edge-distances:intersection (default).")),n=i}return{midptPts:n,vectorNormInverse:a}},lO.findHaystackPoints=function(e){for(var t=0;t<e.length;t++){var n=e[t],r=n._private,i=r.rscratch;if(!i.haystack){var a=2*Math.random()*Math.PI;i.source={x:Math.cos(a),y:Math.sin(a)},i.target={x:Math.cos(a=2*Math.random()*Math.PI),y:Math.sin(a)}}var o=r.source,s=r.target,l=o.position(),u=s.position(),c=o.width(),d=s.width(),h=o.height(),f=s.height(),p=n.pstyle("haystack-radius").value/2;i.haystackPts=i.allpts=[i.source.x*c*p+l.x,i.source.y*h*p+l.y,i.target.x*d*p+u.x,i.target.y*f*p+u.y],i.midX=(i.allpts[0]+i.allpts[2])/2,i.midY=(i.allpts[1]+i.allpts[3])/2,i.edgeType="haystack",i.haystack=!0,this.storeEdgeProjections(n),this.calculateArrowAngles(n),this.recalculateEdgeLabelProjections(n),this.calculateLabelAngles(n)}},lO.findSegmentsPoints=function(e,t){var n=e._private.rscratch,r=e.pstyle("segment-weights"),i=e.pstyle("segment-distances"),a=e.pstyle("segment-radii"),o=e.pstyle("radius-type"),s=Math.min(r.pfValue.length,i.pfValue.length),l=a.pfValue[a.pfValue.length-1],u=o.pfValue[o.pfValue.length-1];n.edgeType="segments",n.segpts=[],n.radii=[],n.isArcRadius=[];for(var c=0;c<s;c++){var d=r.pfValue[c],h=i.pfValue[c],f=1-d,p=this.findMidptPtsEtc(e,t),g=p.midptPts,v=p.vectorNormInverse,y={x:g.x1*f+g.x2*d,y:g.y1*f+g.y2*d};n.segpts.push(y.x+v.x*h,y.y+v.y*h),n.radii.push(void 0!==a.pfValue[c]?a.pfValue[c]:l),n.isArcRadius.push((void 0!==o.pfValue[c]?o.pfValue[c]:u)==="arc-radius")}},lO.findLoopPoints=function(e,t,n,r){var i=e._private.rscratch,a=t.dirCounts,o=t.srcPos,s=e.pstyle("control-point-distances"),l=s?s.pfValue[0]:void 0,u=e.pstyle("loop-direction").pfValue,c=e.pstyle("loop-sweep").pfValue,d=e.pstyle("control-point-step-size").pfValue;i.edgeType="self";var h=n,f=d;r&&(h=0,f=l);var p=u-Math.PI/2,g=p-c/2,v=p+c/2,y=String(u+"_"+c);h=void 0===a[y]?a[y]=0:++a[y],i.ctrlpts=[o.x+1.4*Math.cos(g)*f*(h/3+1),o.y+1.4*Math.sin(g)*f*(h/3+1),o.x+1.4*Math.cos(v)*f*(h/3+1),o.y+1.4*Math.sin(v)*f*(h/3+1)]},lO.findCompoundLoopPoints=function(e,t,n,r){var i=e._private.rscratch;i.edgeType="compound";var a=t.srcPos,o=t.tgtPos,s=t.srcW,l=t.srcH,u=t.tgtW,c=t.tgtH,d=e.pstyle("control-point-step-size").pfValue,h=e.pstyle("control-point-distances"),f=h?h.pfValue[0]:void 0,p=n,g=d;r&&(p=0,g=f);var v={x:a.x-s/2,y:a.y-l/2},y={x:o.x-u/2,y:o.y-c/2},b={x:Math.min(v.x,y.x),y:Math.min(v.y,y.y)},x=Math.max(.5,Math.log(.01*s)),w=Math.max(.5,Math.log(.01*u));i.ctrlpts=[b.x,b.y-1.7995514309304248*g*(p/3+1)*x,b.x-1.7995514309304248*g*(p/3+1)*w,b.y]},lO.findStraightEdgePoints=function(e){e._private.rscratch.edgeType="straight"},lO.findBezierPoints=function(e,t,n,r,i){var a=e._private.rscratch,o=e.pstyle("control-point-step-size").pfValue,s=e.pstyle("control-point-distances"),l=e.pstyle("control-point-weights"),u=s&&l?Math.min(s.value.length,l.value.length):1,c=s?s.pfValue[0]:void 0,d=l.value[0];a.edgeType=r?"multibezier":"bezier",a.ctrlpts=[];for(var h=0;h<u;h++){var f=(.5-t.eles.length/2+n)*o*(i?-1:1),p=void 0,g=td(f);r&&(c=s?s.pfValue[h]:o,d=l.value[h]);var v=void 0!==(p=r?c:void 0!==c?g*c:void 0)?p:f,y=1-d,b=d,x=this.findMidptPtsEtc(e,t),w=x.midptPts,E=x.vectorNormInverse,k={x:w.x1*y+w.x2*b,y:w.y1*y+w.y2*b};a.ctrlpts.push(k.x+E.x*v,k.y+E.y*v)}},lO.findTaxiPoints=function(e,t){var n,r=e._private.rscratch;r.edgeType="segments";var i="vertical",a="horizontal",o="leftward",s="rightward",l="downward",u="upward",c=t.posPts,d=t.srcW,h=t.srcH,f=t.tgtW,p=t.tgtH,g="node-position"!==e.pstyle("edge-distances").value,v=e.pstyle("taxi-direction").value,y=v,b=e.pstyle("taxi-turn"),x="%"===b.units,w=b.pfValue,E=e.pstyle("taxi-turn-min-distance").pfValue,k=c.x2-c.x1,T=c.y2-c.y1,C=function(e,t){return e>0?Math.max(e-t,0):Math.min(e+t,0)},P=C(k,g?(d+f)/2:0),S=C(T,g?(h+p)/2:0),B=!1;"auto"===y?v=Math.abs(P)>Math.abs(S)?a:i:y===u||y===l?(v=i,B=!0):(y===o||y===s)&&(v=a,B=!0);var D=v===i,_=D?S:P,A=D?T:k,M=td(A),R=!1;!(B&&(x||w<0))&&(y===l&&A<0||y===u&&A>0||y===o&&A>0||y===s&&A<0)&&(M*=-1,_=M*Math.abs(_),R=!0);var I=function(e){return Math.abs(e)<E||Math.abs(e)>=Math.abs(_)},L=I(n=x?(w<0?1+w:w)*_:(w<0?_:0)+w*M),N=I(Math.abs(_)-Math.abs(n));if((L||N)&&!R)if(D){var z=Math.abs(k)<=f/2;if(Math.abs(A)<=h/2){var O=(c.x1+c.x2)/2;r.segpts=[O,c.y1,O,c.y2]}else if(z){var V=(c.y1+c.y2)/2;r.segpts=[c.x1,V,c.x2,V]}else r.segpts=[c.x1,c.y2]}else{var F=Math.abs(T)<=p/2;if(Math.abs(A)<=d/2){var X=(c.y1+c.y2)/2;r.segpts=[c.x1,X,c.x2,X]}else if(F){var j=(c.x1+c.x2)/2;r.segpts=[j,c.y1,j,c.y2]}else r.segpts=[c.x2,c.y1]}else if(D){var Y=c.y1+n+(g?h/2*M:0);r.segpts=[c.x1,Y,c.x2,Y]}else{var q=c.x1+n+(g?d/2*M:0);r.segpts=[q,c.y1,q,c.y2]}if(r.isRound){var W=e.pstyle("taxi-radius").value,U="arc-radius"===e.pstyle("radius-type").value[0];r.radii=Array(r.segpts.length/2).fill(W),r.isArcRadius=Array(r.segpts.length/2).fill(U)}},lO.tryToCorrectInvalidPoints=function(e,t){var n=e._private.rscratch;if("bezier"===n.edgeType){var r=t.srcPos,i=t.tgtPos,a=t.srcW,o=t.srcH,s=t.tgtW,l=t.tgtH,u=t.srcShape,c=t.tgtShape,d=t.srcCornerRadius,h=t.tgtCornerRadius,f=t.srcRs,p=t.tgtRs,g=!M(n.startX)||!M(n.startY),v=!M(n.arrowStartX)||!M(n.arrowStartY),y=!M(n.endX)||!M(n.endY),b=!M(n.arrowEndX)||!M(n.arrowEndY),x=3*(this.getArrowWidth(e.pstyle("width").pfValue,e.pstyle("arrow-scale").value)*this.arrowShapeWidth),w=th({x:n.ctrlpts[0],y:n.ctrlpts[1]},{x:n.startX,y:n.startY}),E=w<x,k=th({x:n.ctrlpts[0],y:n.ctrlpts[1]},{x:n.endX,y:n.endY}),T=k<x,C=!1;if(g||v||E){C=!0;var P={x:n.ctrlpts[0]-r.x,y:n.ctrlpts[1]-r.y},S=Math.sqrt(P.x*P.x+P.y*P.y),B={x:P.x/S,y:P.y/S},D=Math.max(a,o),_={x:n.ctrlpts[0]+2*B.x*D,y:n.ctrlpts[1]+2*B.y*D},A=u.intersectLine(r.x,r.y,a,o,_.x,_.y,0,d,f);E?(n.ctrlpts[0]=n.ctrlpts[0]+B.x*(x-w),n.ctrlpts[1]=n.ctrlpts[1]+B.y*(x-w)):(n.ctrlpts[0]=A[0]+B.x*x,n.ctrlpts[1]=A[1]+B.y*x)}if(y||b||T){C=!0;var R={x:n.ctrlpts[0]-i.x,y:n.ctrlpts[1]-i.y},I=Math.sqrt(R.x*R.x+R.y*R.y),L={x:R.x/I,y:R.y/I},N=Math.max(a,o),z={x:n.ctrlpts[0]+2*L.x*N,y:n.ctrlpts[1]+2*L.y*N},O=c.intersectLine(i.x,i.y,s,l,z.x,z.y,0,h,p);T?(n.ctrlpts[0]=n.ctrlpts[0]+L.x*(x-k),n.ctrlpts[1]=n.ctrlpts[1]+L.y*(x-k)):(n.ctrlpts[0]=O[0]+L.x*x,n.ctrlpts[1]=O[1]+L.y*x)}C&&this.findEndpoints(e)}},lO.storeAllpts=function(e){var t=e._private.rscratch;if("multibezier"===t.edgeType||"bezier"===t.edgeType||"self"===t.edgeType||"compound"===t.edgeType){t.allpts=[],t.allpts.push(t.startX,t.startY);for(var n,r=0;r+1<t.ctrlpts.length;r+=2)t.allpts.push(t.ctrlpts[r],t.ctrlpts[r+1]),r+3<t.ctrlpts.length&&t.allpts.push((t.ctrlpts[r]+t.ctrlpts[r+2])/2,(t.ctrlpts[r+1]+t.ctrlpts[r+3])/2);(t.allpts.push(t.endX,t.endY),t.ctrlpts.length/2%2==0)?(n=t.allpts.length/2-1,t.midX=t.allpts[n],t.midY=t.allpts[n+1]):(n=t.allpts.length/2-3,t.midX=tg(t.allpts[n],t.allpts[n+2],t.allpts[n+4],.5),t.midY=tg(t.allpts[n+1],t.allpts[n+3],t.allpts[n+5],.5))}else if("straight"===t.edgeType)t.allpts=[t.startX,t.startY,t.endX,t.endY],t.midX=(t.startX+t.endX+t.arrowStartX+t.arrowEndX)/4,t.midY=(t.startY+t.endY+t.arrowStartY+t.arrowEndY)/4;else if("segments"===t.edgeType){if(t.allpts=[],t.allpts.push(t.startX,t.startY),t.allpts.push.apply(t.allpts,t.segpts),t.allpts.push(t.endX,t.endY),t.isRound){t.roundCorners=[];for(var i=2;i+3<t.allpts.length;i+=2){var a=t.radii[i/2-1],o=t.isArcRadius[i/2-1];t.roundCorners.push(lN({x:t.allpts[i-2],y:t.allpts[i-1]},{x:t.allpts[i],y:t.allpts[i+1],radius:a},{x:t.allpts[i+2],y:t.allpts[i+3]},a,o))}}if(t.segpts.length%4==0){var s=t.segpts.length/2,l=s-2;t.midX=(t.segpts[l]+t.segpts[s])/2,t.midY=(t.segpts[l+1]+t.segpts[s+1])/2}else{var u=t.segpts.length/2-1;if(t.isRound){var c={x:t.segpts[u],y:t.segpts[u+1]},d=t.roundCorners[u/2];if(0===d.radius){var h={x:t.segpts[u+2],y:t.segpts[u+3]};t.midX=c.x,t.midY=c.y,t.midVector=[c.y-h.y,h.x-c.x]}else{var f=[c.x-d.cx,c.y-d.cy],p=d.radius/Math.sqrt(Math.pow(f[0],2)+Math.pow(f[1],2));f=f.map(function(e){return e*p}),t.midX=d.cx+f[0],t.midY=d.cy+f[1],t.midVector=f}}else t.midX=t.segpts[u],t.midY=t.segpts[u+1]}}},lO.checkForInvalidEdgeWarning=function(e){var t=e[0]._private.rscratch;t.nodesOverlap||M(t.startX)&&M(t.startY)&&M(t.endX)&&M(t.endY)?t.loggedErr=!1:t.loggedErr||(t.loggedErr=!0,eO("Edge `"+e.id()+"` has invalid endpoints and so it is impossible to draw.  Adjust your edge style (e.g. control points) accordingly or use an alternative edge type.  This is expected behaviour when the source node and the target node overlap."))},lO.findEdgeControlPoints=function(e){var t=this;if(e&&0!==e.length){for(var n=this,r=n.cy.hasCompoundNodes(),i=new eZ,a=function(e,t){return[].concat(u(e),[+!!t]).join("-")},o=[],s=[],l=0;l<e.length;l++){var c=e[l],d=c._private,h=c.pstyle("curve-style").value;if(!c.removed()&&c.takesUpSpace()){if("haystack"===h){s.push(c);continue}var f="unbundled-bezier"===h||U(h,"segments")||"straight"===h||"straight-triangle"===h||U(h,"taxi"),p="unbundled-bezier"===h||"bezier"===h,g=d.source,v=d.target,y=[g.poolIndex(),v.poolIndex()].sort(),b=a(y,f),x=i.get(b);null==x&&(x={eles:[]},o.push({pairId:y,edgeIsUnbundled:f}),i.set(b,x)),x.eles.push(c),f&&(x.hasUnbundled=!0),p&&(x.hasBezier=!0)}}for(var w=0;w<o.length;w++)!function(){var e,s=o[w],l=a(s.pairId,s.edgeIsUnbundled),u=i.get(l);if(!u.hasUnbundled){var c=u.eles[0].parallelEdges().filter(function(e){return e.isBundledBezier()});eW(u.eles),c.forEach(function(e){return u.eles.push(e)}),u.eles.sort(function(e,t){return e.poolIndex()-t.poolIndex()})}var d=u.eles[0],h=d.source(),f=d.target();if(h.poolIndex()>f.poolIndex()){var p=h;h=f,f=p}var g=u.srcPos=h.position(),v=u.tgtPos=f.position(),y=u.srcW=h.outerWidth(),b=u.srcH=h.outerHeight(),x=u.tgtW=f.outerWidth(),E=u.tgtH=f.outerHeight(),k=u.srcShape=n.nodeShapes[t.getNodeShape(h)],T=u.tgtShape=n.nodeShapes[t.getNodeShape(f)],C=u.srcCornerRadius="auto"===h.pstyle("corner-radius").value?"auto":h.pstyle("corner-radius").pfValue,P=u.tgtCornerRadius="auto"===f.pstyle("corner-radius").value?"auto":f.pstyle("corner-radius").pfValue,S=u.tgtRs=f._private.rscratch,B=u.srcRs=h._private.rscratch;u.dirCounts={north:0,west:0,south:0,east:0,northwest:0,southwest:0,northeast:0,southeast:0};for(var D=0;D<u.eles.length;D++){var _=u.eles[D],A=_[0]._private.rscratch,R=_.pstyle("curve-style").value,I="unbundled-bezier"===R||U(R,"segments")||U(R,"taxi"),L=!h.same(_.source());if(!u.calculatedIntersection&&h!==f&&(u.hasBezier||u.hasUnbundled)){u.calculatedIntersection=!0;var N=k.intersectLine(g.x,g.y,y,b,v.x,v.y,0,C,B),z=u.srcIntn=N,O=T.intersectLine(v.x,v.y,x,E,g.x,g.y,0,P,S),V=u.tgtIntn=O,F=u.intersectionPts={x1:N[0],x2:O[0],y1:N[1],y2:O[1]},X=u.posPts={x1:g.x,x2:v.x,y1:g.y,y2:v.y},j=O[1]-N[1],Y=O[0]-N[0],q=Math.sqrt(Y*Y+j*j);M(q)&&q>=lz||(q=Math.sqrt(Math.max(Y*Y,.01)+Math.max(j*j,.01)));var W=u.vector={x:Y,y:j},H=u.vectorNorm={x:W.x/q,y:W.y/q},K={x:-H.y,y:H.x};u.nodesOverlap=!M(q)||T.checkPoint(N[0],N[1],0,x,E,v.x,v.y,P,S)||k.checkPoint(O[0],O[1],0,y,b,g.x,g.y,C,B),u.vectorNormInverse=K,e={nodesOverlap:u.nodesOverlap,dirCounts:u.dirCounts,calculatedIntersection:!0,hasBezier:u.hasBezier,hasUnbundled:u.hasUnbundled,eles:u.eles,srcPos:v,srcRs:S,tgtPos:g,tgtRs:B,srcW:x,srcH:E,tgtW:y,tgtH:b,srcIntn:V,tgtIntn:z,srcShape:T,tgtShape:k,posPts:{x1:X.x2,y1:X.y2,x2:X.x1,y2:X.y1},intersectionPts:{x1:F.x2,y1:F.y2,x2:F.x1,y2:F.y1},vector:{x:-W.x,y:-W.y},vectorNorm:{x:-H.x,y:-H.y},vectorNormInverse:{x:-K.x,y:-K.y}}}var G=L?e:u;A.nodesOverlap=G.nodesOverlap,A.srcIntn=G.srcIntn,A.tgtIntn=G.tgtIntn,A.isRound=R.startsWith("round"),r&&(h.isParent()||h.isChild()||f.isParent()||f.isChild())&&(h.parents().anySame(f)||f.parents().anySame(h)||h.same(f)&&h.isParent())?t.findCompoundLoopPoints(_,G,D,I):h===f?t.findLoopPoints(_,G,D,I):R.endsWith("segments")?t.findSegmentsPoints(_,G):R.endsWith("taxi")?t.findTaxiPoints(_,G):"straight"!==R&&(I||u.eles.length%2!=1||D!==Math.floor(u.eles.length/2))?t.findBezierPoints(_,G,D,I,L):t.findStraightEdgePoints(_),t.findEndpoints(_),t.tryToCorrectInvalidPoints(_,G),t.checkForInvalidEdgeWarning(_),t.storeAllpts(_),t.storeEdgeProjections(_),t.calculateArrowAngles(_),t.recalculateEdgeLabelProjections(_),t.calculateLabelAngles(_)}}();this.findHaystackPoints(s)}},lO.getSegmentPoints=function(e){var t=e[0]._private.rscratch;if(this.recalculateRenderedStyle(e),"segments"===t.edgeType)return lV(t.segpts)},lO.getControlPoints=function(e){var t=e[0]._private.rscratch;this.recalculateRenderedStyle(e);var n=t.edgeType;if("bezier"===n||"multibezier"===n||"self"===n||"compound"===n)return lV(t.ctrlpts)},lO.getEdgeMidpoint=function(e){var t=e[0]._private.rscratch;return this.recalculateRenderedStyle(e),{x:t.midX,y:t.midY}};var lF={};lF.manualEndptToPx=function(e,t){var n=e.position(),r=e.outerWidth(),i=e.outerHeight(),a=e._private.rscratch;if(2===t.value.length){var o=[t.pfValue[0],t.pfValue[1]];return"%"===t.units[0]&&(o[0]=o[0]*r),"%"===t.units[1]&&(o[1]=o[1]*i),o[0]+=n.x,o[1]+=n.y,o}var s=t.pfValue[0];s=-Math.PI/2+s;var l=2*Math.max(r,i),u=[n.x+Math.cos(s)*l,n.y+Math.sin(s)*l];return this.nodeShapes[this.getNodeShape(e)].intersectLine(n.x,n.y,r,i,u[0],u[1],0,"auto"===e.pstyle("corner-radius").value?"auto":e.pstyle("corner-radius").pfValue,a)},lF.findEndpoints=function(e){var t,n,r,i,a,o,s,l,u,c=e.source()[0],d=e.target()[0],h=c.position(),f=d.position(),p=e.pstyle("target-arrow-shape").value,g=e.pstyle("source-arrow-shape").value,v=e.pstyle("target-distance-from-node").pfValue,y=e.pstyle("source-distance-from-node").pfValue,b=c._private.rscratch,x=d._private.rscratch,w=e.pstyle("curve-style").value,E=e._private.rscratch,k=E.edgeType,T=U(w,"taxi"),C="self"===k||"compound"===k,P="bezier"===k||"multibezier"===k||C,S="bezier"!==k,B="straight"===k||"segments"===k,D="segments"===k,_=C||T,A=e.pstyle("source-endpoint"),R=_?"outside-to-node":A.value,I="auto"===c.pstyle("corner-radius").value?"auto":c.pstyle("corner-radius").pfValue,L=e.pstyle("target-endpoint"),N=_?"outside-to-node":L.value,z="auto"===d.pstyle("corner-radius").value?"auto":d.pstyle("corner-radius").pfValue;E.srcManEndpt=A,E.tgtManEndpt=L;var O=null!=(t=(null==L||null==(n=L.pfValue)?void 0:n.length)===2?L.pfValue:null)?t:[0,0],V=null!=(r=(null==A||null==(i=A.pfValue)?void 0:i.length)===2?A.pfValue:null)?r:[0,0];if(P){var F=[E.ctrlpts[0],E.ctrlpts[1]];o=S?[E.ctrlpts[E.ctrlpts.length-2],E.ctrlpts[E.ctrlpts.length-1]]:F,s=F}else if(B){var X=D?E.segpts.slice(0,2):[f.x+O[0],f.y+O[1]];o=D?E.segpts.slice(E.segpts.length-2):[h.x+V[0],h.y+V[1]],s=X}if("inside-to-node"===N)a=[f.x,f.y];else if(L.units)a=this.manualEndptToPx(d,L);else if("outside-to-line"===N)a=E.tgtIntn;else if("outside-to-node"===N||"outside-to-node-or-label"===N?l=o:("outside-to-line"===N||"outside-to-line-or-label"===N)&&(l=[h.x,h.y]),a=this.nodeShapes[this.getNodeShape(d)].intersectLine(f.x,f.y,d.outerWidth(),d.outerHeight(),l[0],l[1],0,z,x),"outside-to-node-or-label"===N||"outside-to-line-or-label"===N){var j=d._private.rscratch,Y=j.labelWidth,q=j.labelHeight,W=j.labelX,H=j.labelY,K=Y/2,G=q/2,Z=d.pstyle("text-valign").value;"top"===(Z=rZ(Z))?H-=G:"bottom"===Z&&(H+=G);var $=d.pstyle("text-halign").value;"left"===($=rG($))?W-=K:"right"===$&&(W+=K);var 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eh=c.pstyle("text-halign").value;"left"===(eh=rG(eh))?es-=eu:"right"===eh&&(es+=eu);var ef=tG(u[0],u[1],[es-eu,el-ec,es+eu,el-ec,es+eu,el+ec,es-eu,el+ec],h.x,h.y);if(ef.length>0){var ep=tf(f,ti(a)),eg=tf(f,ti(ef)),ev=ep;eg<ep&&(a=[ef[0],ef[1]],ev=eg),ef.length>2&&tf(f,{x:ef[2],y:ef[3]})<ev&&(a=[ef[2],ef[3]])}}var ey=t$(a,s,this.arrowShapes[g].spacing(e)+y),em=t$(a,s,this.arrowShapes[g].gap(e)+y);E.startX=em[0],E.startY=em[1],E.arrowStartX=ey[0],E.arrowStartY=ey[1],(P||S||B)&&(M(E.startX)&&M(E.startY)&&M(E.endX)&&M(E.endY)?E.badLine=!1:E.badLine=!0)},lF.getSourceEndpoint=function(e){var t=e[0]._private.rscratch;return(this.recalculateRenderedStyle(e),"haystack"===t.edgeType)?{x:t.haystackPts[0],y:t.haystackPts[1]}:{x:t.arrowStartX,y:t.arrowStartY}},lF.getTargetEndpoint=function(e){var t=e[0]._private.rscratch;return(this.recalculateRenderedStyle(e),"haystack"===t.edgeType)?{x:t.haystackPts[2],y:t.haystackPts[3]}:{x:t.arrowEndX,y:t.arrowEndY}};var 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G=function(e){var t=e.getRootNode();if(t&&11===t.nodeType&&void 0!==t.host)return t}(P.container);P.registerBinding([S,G],"mousemove",function(e){var t,n;if(P.hoverData.capture||K(e)){var r=!1,i=P.cy,a=i.zoom(),o=[e.clientX,e.clientY],s=P.projectIntoViewport(o[0],o[1]),l=P.hoverData.mdownPos,u=P.hoverData.mdownGPos,c=P.selection,d=null;P.hoverData.draggingEles||P.hoverData.dragging||P.hoverData.selecting||(d=P.findNearestElement(s[0],s[1],!0,!1));var h=P.hoverData.last,f=P.hoverData.down,p=[s[0]-c[2],s[1]-c[3]],g=P.dragData.possibleDragElements;if(u){var v=o[0]-u[0],y=o[1]-u[1];P.hoverData.isOverThresholdDrag=t=v*v+y*y>=P.desktopTapThreshold2}var b=_(e);t&&(P.hoverData.tapholdCancelled=!0),r=!0,D(d,["mousemove","vmousemove","tapdrag"],e,{x:s[0],y:s[1]});var x=function(t){return{originalEvent:e,type:t,position:{x:s[0],y:s[1]}}},w=function(){P.data.bgActivePosistion=void 0,P.hoverData.selecting||i.emit(x("boxstart")),c[4]=1,P.hoverData.selecting=!0,P.redrawHint("select",!0),P.redraw()};if(3===P.hoverData.which){if(t){var E=x("cxtdrag");f?f.emit(E):i.emit(E),P.hoverData.cxtDragged=!0,(!P.hoverData.cxtOver||d!==P.hoverData.cxtOver)&&(P.hoverData.cxtOver&&P.hoverData.cxtOver.emit(x("cxtdragout")),P.hoverData.cxtOver=d,d&&d.emit(x("cxtdragover")))}}else if(P.hoverData.dragging){if(r=!0,i.panningEnabled()&&i.userPanningEnabled()){if(P.hoverData.justStartedPan){var k=P.hoverData.mdownPos;n={x:(s[0]-k[0])*a,y:(s[1]-k[1])*a},P.hoverData.justStartedPan=!1}else n={x:p[0]*a,y:p[1]*a};i.panBy(n),i.emit(x("dragpan")),P.hoverData.dragged=!0}s=P.projectIntoViewport(e.clientX,e.clientY)}else 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S={x:0,y:0};if(M(p[0])&&M(p[1])&&(S.x+=p[0],S.y+=p[1],C)){var B=P.hoverData.dragDelta;B&&M(B[0])&&M(B[1])&&(S.x+=B[0],S.y+=B[1])}P.hoverData.draggingEles=!0,g.silentShift(S).emit(x("position")).emit(x("drag")),P.redrawHint("drag",!0),P.redraw()}}else 0===(T=P.hoverData.dragDelta=P.hoverData.dragDelta||[]).length?(T.push(p[0]),T.push(p[1])):(T[0]+=p[0],T[1]+=p[1]);r=!0}if(c[2]=s[0],c[3]=s[1],r)return e.stopPropagation&&e.stopPropagation(),e.preventDefault&&e.preventDefault(),!1}},!1),P.registerBinding(S,"mouseup",function(e){if((1!==P.hoverData.which||1===e.which||!P.hoverData.capture)&&P.hoverData.capture){P.hoverData.capture=!1;var i=P.cy,a=P.projectIntoViewport(e.clientX,e.clientY),o=P.selection,s=P.findNearestElement(a[0],a[1],!0,!1),l=P.dragData.possibleDragElements,u=P.hoverData.down,c=_(e);P.data.bgActivePosistion&&(P.redrawHint("select",!0),P.redraw()),P.hoverData.tapholdCancelled=!0,P.data.bgActivePosistion=void 0,u&&u.unactivate();var d=function(t){return{originalEvent:e,type:t,position:{x:a[0],y:a[1]}}};if(3===P.hoverData.which){var h=d("cxttapend");if(u?u.emit(h):i.emit(h),!P.hoverData.cxtDragged){var f=d("cxttap");u?u.emit(f):i.emit(f)}P.hoverData.cxtDragged=!1,P.hoverData.which=null}else 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p=i.collection(P.getAllInBox(o[0],o[1],o[2],o[3]));P.redrawHint("select",!0),p.length>0&&P.redrawHint("eles",!0),i.emit(d("boxend"));"additive"===i.selectionType()||c||i.$(B).unmerge(p).unselect(),p.emit(d("box")).stdFilter(function(e){return e.selectable()&&!e.selected()}).select().emit(d("boxselect")),P.redraw()}if(P.hoverData.dragging&&(P.hoverData.dragging=!1,P.redrawHint("select",!0),P.redrawHint("eles",!0),P.redraw()),!o[4]){P.redrawHint("drag",!0),P.redrawHint("eles",!0);var g=u&&u.grabbed();F(l),g&&(u.emit(d("freeon")),l.emit(d("free")),P.dragData.didDrag&&(u.emit(d("dragfreeon")),l.emit(d("dragfree"))))}}o[4]=0,P.hoverData.down=null,P.hoverData.cxtStarted=!1,P.hoverData.draggingEles=!1,P.hoverData.selecting=!1,P.hoverData.isOverThresholdDrag=!1,P.dragData.didDrag=!1,P.hoverData.dragged=!1,P.hoverData.dragDelta=[],P.hoverData.mdownPos=null,P.hoverData.mdownGPos=null,P.hoverData.which=null}},!1);var Z=[],$=1e5,Q=function(e,t){for(var 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d,h=o.zoom()*Math.pow(10,d);"gesturechange"===e.type&&(h=P.gestureStartZoom*e.scale),o.zoom({level:h,renderedPosition:{x:c[0],y:c[1]}}),o.emit({type:"gesturechange"===e.type?"pinchzoom":"scrollzoom",originalEvent:e,position:{x:u[0],y:u[1]}})}}}};P.registerBinding(P.container,"wheel",ee,!0),P.registerBinding(S,"scroll",function(e){P.scrollingPage=!0,clearTimeout(P.scrollingPageTimeout),P.scrollingPageTimeout=setTimeout(function(){P.scrollingPage=!1},250)},!0),P.registerBinding(P.container,"gesturestart",function(e){P.gestureStartZoom=P.cy.zoom(),P.hasTouchStarted||e.preventDefault()},!0),P.registerBinding(P.container,"gesturechange",function(e){P.hasTouchStarted||ee(e)},!0),P.registerBinding(P.container,"mouseout",function(e){var t=P.projectIntoViewport(e.clientX,e.clientY);P.cy.emit({originalEvent:e,type:"mouseout",position:{x:t[0],y:t[1]}})},!1),P.registerBinding(P.container,"mouseover",function(e){var t=P.projectIntoViewport(e.clientX,e.clientY);P.cy.emit({originalEvent:e,type:"mouseover",position:{x:t[0],y:t[1]}})},!1);var et=function(e,t,n,r){return Math.sqrt((n-e)*(n-e)+(r-t)*(r-t))},en=function(e,t,n,r){return(n-e)*(n-e)+(r-t)*(r-t)};if(P.registerBinding(P.container,"touchstart",b=function(e){if(P.hasTouchStarted=!0,K(e)){j(),P.touchData.capture=!0,P.data.bgActivePosistion=void 0;var t=P.cy,n=P.touchData.now,r=P.touchData.earlier;if(e.touches[0]){var i=P.projectIntoViewport(e.touches[0].clientX,e.touches[0].clientY);n[0]=i[0],n[1]=i[1]}if(e.touches[1]){var i=P.projectIntoViewport(e.touches[1].clientX,e.touches[1].clientY);n[2]=i[0],n[3]=i[1]}if(e.touches[2]){var i=P.projectIntoViewport(e.touches[2].clientX,e.touches[2].clientY);n[4]=i[0],n[5]=i[1]}var b=function(t){return{originalEvent:e,type:t,position:{x:n[0],y:n[1]}}};if(e.touches[1]){P.touchData.singleTouchMoved=!0,F(P.dragData.touchDragEles);var x=P.findContainerClientCoords();f=x[0],p=x[1],g=x[2],v=x[3],a=e.touches[0].clientX-f,o=e.touches[0].clientY-p,s=e.touches[1].clientX-f,l=e.touches[1].clientY-p,y=0<=a&&a<=g&&0<=s&&s<=g&&0<=o&&o<=v&&0<=l&&l<=v;var w=t.pan(),E=t.zoom();if(u=et(a,o,s,l),c=en(a,o,s,l),h=[((d=[(a+s)/2,(o+l)/2])[0]-w.x)/E,(d[1]-w.y)/E],c<4e4&&!e.touches[2]){var k=P.findNearestElement(n[0],n[1],!0,!0),T=P.findNearestElement(n[2],n[3],!0,!0);k&&k.isNode()?(k.activate().emit(b("cxttapstart")),P.touchData.start=k):T&&T.isNode()?(T.activate().emit(b("cxttapstart")),P.touchData.start=T):t.emit(b("cxttapstart")),P.touchData.start&&(P.touchData.start._private.grabbed=!1),P.touchData.cxt=!0,P.touchData.cxtDragged=!1,P.data.bgActivePosistion=void 0,P.redraw();return}}if(e.touches[2])t.boxSelectionEnabled()&&e.preventDefault();else if(e.touches[1]);else if(e.touches[0]){var C=P.findNearestElements(n[0],n[1],!0,!0),S=C[0];if(null!=S&&(S.activate(),P.touchData.start=S,P.touchData.starts=C,P.nodeIsGrabbable(S))){var B=P.dragData.touchDragEles=t.collection(),_=null;P.redrawHint("eles",!0),P.redrawHint("drag",!0),S.selected()?V(_=t.$(function(e){return e.selected()&&P.nodeIsGrabbable(e)}),{addToList:B}):V(S,{addToList:B}),L(S),S.emit(b("grabon")),_?_.forEach(function(e){e.emit(b("grab"))}):S.emit(b("grab"))}D(S,["touchstart","tapstart","vmousedown"],e,{x:n[0],y:n[1]}),null==S&&(P.data.bgActivePosistion={x:i[0],y:i[1]},P.redrawHint("select",!0),P.redraw()),P.touchData.singleTouchMoved=!1,P.touchData.singleTouchStartTime=+new Date,clearTimeout(P.touchData.tapholdTimeout),P.touchData.tapholdTimeout=setTimeout(function(){!1!==P.touchData.singleTouchMoved||P.pinching||P.touchData.selecting||D(P.touchData.start,["taphold"],e,{x:n[0],y:n[1]})},P.tapholdDuration)}if(e.touches.length>=1){for(var A=P.touchData.startPosition=[null,null,null,null,null,null],M=0;M<n.length;M++)A[M]=r[M]=n[M];var R=e.touches[0];P.touchData.startGPosition=[R.clientX,R.clientY]}}},!1),P.registerBinding(S,"touchmove",x=function(e){var t=P.touchData.capture;if(t||K(e)){var n=P.selection,r=P.cy,i=P.touchData.now,d=P.touchData.earlier,g=r.zoom();if(e.touches[0]){var v=P.projectIntoViewport(e.touches[0].clientX,e.touches[0].clientY);i[0]=v[0],i[1]=v[1]}if(e.touches[1]){var v=P.projectIntoViewport(e.touches[1].clientX,e.touches[1].clientY);i[2]=v[0],i[3]=v[1]}if(e.touches[2]){var v=P.projectIntoViewport(e.touches[2].clientX,e.touches[2].clientY);i[4]=v[0],i[5]=v[1]}var b=function(t){return{originalEvent:e,type:t,position:{x:i[0],y:i[1]}}},x=P.touchData.startGPosition;if(t&&e.touches[0]&&x){for(var w=[],E=0;E<i.length;E++)w[E]=i[E]-d[E];var k=e.touches[0].clientX-x[0],T=k*k,C=e.touches[0].clientY-x[1];ei=T+C*C>=P.touchTapThreshold2}if(t&&P.touchData.cxt){e.preventDefault();var S=e.touches[0].clientX-f,B=e.touches[0].clientY-p,_=e.touches[1].clientX-f,R=e.touches[1].clientY-p,I=en(S,B,_,R);if(I/c>=2.25||I>=22500){P.touchData.cxt=!1,P.data.bgActivePosistion=void 0,P.redrawHint("select",!0);var L=b("cxttapend");P.touchData.start?(P.touchData.start.unactivate().emit(L),P.touchData.start=null):r.emit(L)}}if(t&&P.touchData.cxt){var L=b("cxtdrag");P.data.bgActivePosistion=void 0,P.redrawHint("select",!0),P.touchData.start?P.touchData.start.emit(L):r.emit(L),P.touchData.start&&(P.touchData.start._private.grabbed=!1),P.touchData.cxtDragged=!0;var N=P.findNearestElement(i[0],i[1],!0,!0);(!P.touchData.cxtOver||N!==P.touchData.cxtOver)&&(P.touchData.cxtOver&&P.touchData.cxtOver.emit(b("cxtdragout")),P.touchData.cxtOver=N,N&&N.emit(b("cxtdragover")))}else if(t&&e.touches[2]&&r.boxSelectionEnabled())e.preventDefault(),P.data.bgActivePosistion=void 0,this.lastThreeTouch=+new Date,P.touchData.selecting||r.emit(b("boxstart")),P.touchData.selecting=!0,P.touchData.didSelect=!0,n[4]=1,n&&0!==n.length&&void 0!==n[0]?(n[2]=(i[0]+i[2]+i[4])/3,n[3]=(i[1]+i[3]+i[5])/3):(n[0]=(i[0]+i[2]+i[4])/3,n[1]=(i[1]+i[3]+i[5])/3,n[2]=(i[0]+i[2]+i[4])/3+1,n[3]=(i[1]+i[3]+i[5])/3+1),P.redrawHint("select",!0),P.redraw();else if(t&&e.touches[1]&&!P.touchData.didSelect&&r.zoomingEnabled()&&r.panningEnabled()&&r.userZoomingEnabled()&&r.userPanningEnabled()){e.preventDefault(),P.data.bgActivePosistion=void 0,P.redrawHint("select",!0);var z=P.dragData.touchDragEles;if(z){P.redrawHint("drag",!0);for(var O=0;O<z.length;O++){var X=z[O]._private;X.grabbed=!1,X.rscratch.inDragLayer=!1}}var j=P.touchData.start,S=e.touches[0].clientX-f,B=e.touches[0].clientY-p,_=e.touches[1].clientX-f,R=e.touches[1].clientY-p,Y=et(S,B,_,R),q=Y/u;if(y){var W=S-a,U=B-o,H=_-s,G=R-l,Z=r.zoom(),$=Z*q,Q=r.pan(),J=h[0]*Z+Q.x,ee=h[1]*Z+Q.y,er={x:-$/Z*(J-Q.x-(W+H)/2)+J,y:-$/Z*(ee-Q.y-(U+G)/2)+ee};if(j&&j.active()){var z=P.dragData.touchDragEles;F(z),P.redrawHint("drag",!0),P.redrawHint("eles",!0),j.unactivate().emit(b("freeon")),z.emit(b("free")),P.dragData.didDrag&&(j.emit(b("dragfreeon")),z.emit(b("dragfree")))}r.viewport({zoom:$,pan:er,cancelOnFailedZoom:!0}),r.emit(b("pinchzoom")),u=Y,a=S,o=B,s=_,l=R,P.pinching=!0}if(e.touches[0]){var v=P.projectIntoViewport(e.touches[0].clientX,e.touches[0].clientY);i[0]=v[0],i[1]=v[1]}if(e.touches[1]){var v=P.projectIntoViewport(e.touches[1].clientX,e.touches[1].clientY);i[2]=v[0],i[3]=v[1]}if(e.touches[2]){var v=P.projectIntoViewport(e.touches[2].clientX,e.touches[2].clientY);i[4]=v[0],i[5]=v[1]}}else if(e.touches[0]&&!P.touchData.didSelect){var ei,N,ea=P.touchData.start,eo=P.touchData.last;if(P.hoverData.draggingEles||P.swipePanning||(N=P.findNearestElement(i[0],i[1],!0,!0)),t&&null!=ea&&e.preventDefault(),t&&null!=ea&&P.nodeIsDraggable(ea))if(ei){var z=P.dragData.touchDragEles,es=!P.dragData.didDrag;es&&V(z,{inDragLayer:!0}),P.dragData.didDrag=!0;var el={x:0,y:0};if(M(w[0])&&M(w[1])&&(el.x+=w[0],el.y+=w[1],es)){P.redrawHint("eles",!0);var eu=P.touchData.dragDelta;eu&&M(eu[0])&&M(eu[1])&&(el.x+=eu[0],el.y+=eu[1])}P.hoverData.draggingEles=!0,z.silentShift(el).emit(b("position")).emit(b("drag")),P.redrawHint("drag",!0),P.touchData.startPosition[0]==d[0]&&P.touchData.startPosition[1]==d[1]&&P.redrawHint("eles",!0),P.redraw()}else{var eu=P.touchData.dragDelta=P.touchData.dragDelta||[];0===eu.length?(eu.push(w[0]),eu.push(w[1])):(eu[0]+=w[0],eu[1]+=w[1])}if(D(ea||N,["touchmove","tapdrag","vmousemove"],e,{x:i[0],y:i[1]}),ea&&ea.grabbed()||N==eo||(eo&&eo.emit(b("tapdragout")),N&&N.emit(b("tapdragover"))),P.touchData.last=N,t)for(var O=0;O<i.length;O++)i[O]&&P.touchData.startPosition[O]&&ei&&(P.touchData.singleTouchMoved=!0);if(t&&(null==ea||ea.pannable())&&r.panningEnabled()&&r.userPanningEnabled()){A(ea,P.touchData.starts)&&(e.preventDefault(),P.data.bgActivePosistion||(P.data.bgActivePosistion=ti(P.touchData.startPosition)),P.swipePanning?(r.panBy({x:w[0]*g,y:w[1]*g}),r.emit(b("dragpan"))):ei&&(P.swipePanning=!0,r.panBy({x:k*g,y:C*g}),r.emit(b("dragpan")),ea&&(ea.unactivate(),P.redrawHint("select",!0),P.touchData.start=null)));var v=P.projectIntoViewport(e.touches[0].clientX,e.touches[0].clientY);i[0]=v[0],i[1]=v[1]}}for(var E=0;E<i.length;E++)d[E]=i[E];t&&e.touches.length>0&&!P.hoverData.draggingEles&&!P.swipePanning&&null!=P.data.bgActivePosistion&&(P.data.bgActivePosistion=void 0,P.redrawHint("select",!0),P.redraw())}},!1),P.registerBinding(S,"touchcancel",w=function(e){var t=P.touchData.start;P.touchData.capture=!1,t&&t.unactivate()}),P.registerBinding(S,"touchend",E=function(e){var t,n=P.touchData.start;if(P.touchData.capture){0===e.touches.length&&(P.touchData.capture=!1),e.preventDefault();var r=P.selection;P.swipePanning=!1,P.hoverData.draggingEles=!1;var i=P.cy,a=i.zoom(),o=P.touchData.now,s=P.touchData.earlier;if(e.touches[0]){var l=P.projectIntoViewport(e.touches[0].clientX,e.touches[0].clientY);o[0]=l[0],o[1]=l[1]}if(e.touches[1]){var l=P.projectIntoViewport(e.touches[1].clientX,e.touches[1].clientY);o[2]=l[0],o[3]=l[1]}if(e.touches[2]){var l=P.projectIntoViewport(e.touches[2].clientX,e.touches[2].clientY);o[4]=l[0],o[5]=l[1]}var u=function(t){return{originalEvent:e,type:t,position:{x:o[0],y:o[1]}}};if(n&&n.unactivate(),P.touchData.cxt){if(t=u("cxttapend"),n?n.emit(t):i.emit(t),!P.touchData.cxtDragged){var c=u("cxttap");n?n.emit(c):i.emit(c)}P.touchData.start&&(P.touchData.start._private.grabbed=!1),P.touchData.cxt=!1,P.touchData.start=null,P.redraw();return}if(!e.touches[2]&&i.boxSelectionEnabled()&&P.touchData.selecting){P.touchData.selecting=!1;var d=i.collection(P.getAllInBox(r[0],r[1],r[2],r[3]));r[0]=void 0,r[1]=void 0,r[2]=void 0,r[3]=void 0,r[4]=0,P.redrawHint("select",!0),i.emit(u("boxend")),d.emit(u("box")).stdFilter(function(e){return e.selectable()&&!e.selected()}).select().emit(u("boxselect")),d.nonempty()&&P.redrawHint("eles",!0),P.redraw()}if(null!=n&&n.unactivate(),e.touches[2])P.data.bgActivePosistion=void 0,P.redrawHint("select",!0);else if(e.touches[1]);else if(e.touches[0]);else if(!e.touches[0]){P.data.bgActivePosistion=void 0,P.redrawHint("select",!0);var h=P.dragData.touchDragEles;if(null!=n){var f=n._private.grabbed;F(h),P.redrawHint("drag",!0),P.redrawHint("eles",!0),f&&(n.emit(u("freeon")),h.emit(u("free")),P.dragData.didDrag&&(n.emit(u("dragfreeon")),h.emit(u("dragfree")))),D(n,["touchend","tapend","vmouseup","tapdragout"],e,{x:o[0],y:o[1]}),n.unactivate(),P.touchData.start=null}else D(P.findNearestElement(o[0],o[1],!0,!0),["touchend","tapend","vmouseup","tapdragout"],e,{x:o[0],y:o[1]});var p=P.touchData.startPosition[0]-o[0],g=P.touchData.startPosition[1]-o[1];P.touchData.singleTouchMoved||(n||i.$(":selected").unselect(["tapunselect"]),D(n,["tap","vclick"],e,{x:o[0],y:o[1]}),k=!1,e.timeStamp-C<=i.multiClickDebounceTime()?(T&&clearTimeout(T),k=!0,C=null,D(n,["dbltap","vdblclick"],e,{x:o[0],y:o[1]})):(T=setTimeout(function(){k||D(n,["onetap","voneclick"],e,{x:o[0],y:o[1]})},i.multiClickDebounceTime()),C=e.timeStamp)),null!=n&&!P.dragData.didDrag&&n._private.selectable&&(p*p+g*g)*a*a<P.touchTapThreshold2&&!P.pinching&&("single"===i.selectionType()?(i.$(B).unmerge(n).unselect(["tapunselect"]),n.select(["tapselect"])):n.selected()?n.unselect(["tapunselect"]):n.select(["tapselect"]),P.redrawHint("eles",!0)),P.touchData.singleTouchMoved=!0}for(var v=0;v<o.length;v++)s[v]=o[v];P.dragData.didDrag=!1,0===e.touches.length&&(P.touchData.dragDelta=[],P.touchData.startPosition=[null,null,null,null,null,null],P.touchData.startGPosition=null,P.touchData.didSelect=!1),e.touches.length<2&&(1===e.touches.length&&(P.touchData.startGPosition=[e.touches[0].clientX,e.touches[0].clientY]),P.pinching=!1,P.redrawHint("eles",!0),P.redraw())}},!1),"u"<typeof TouchEvent){var er=[],ei=function(e){return{clientX:e.clientX,clientY:e.clientY,force:1,identifier:e.pointerId,pageX:e.pageX,pageY:e.pageY,radiusX:e.width/2,radiusY:e.height/2,screenX:e.screenX,screenY:e.screenY,target:e.target}},ea=function(e){er.push({event:e,touch:ei(e)})},eo=function(e){for(var t=0;t<er.length;t++)if(er[t].event.pointerId===e.pointerId)return void er.splice(t,1)},es=function(e){var t=er.filter(function(t){return t.event.pointerId===e.pointerId})[0];t.event=e,t.touch=ei(e)},el=function(e){e.touches=er.map(function(e){return e.touch})},eu=function(e){return"mouse"===e.pointerType||4===e.pointerType};P.registerBinding(P.container,"pointerdown",function(e){eu(e)||(e.preventDefault(),ea(e),el(e),b(e))}),P.registerBinding(P.container,"pointerup",function(e){eu(e)||(eo(e),el(e),E(e))}),P.registerBinding(P.container,"pointercancel",function(e){eu(e)||(eo(e),el(e),w(e))}),P.registerBinding(P.container,"pointermove",function(e){eu(e)||(e.preventDefault(),es(e),el(e),x(e))})}};var l2={};l2.generatePolygon=function(e,t){return this.nodeShapes[e]={renderer:this,name:e,points:t,draw:function(e,t,n,r,i,a){this.renderer.nodeShapeImpl("polygon",e,t,n,r,i,this.points)},intersectLine:function(e,t,n,r,i,a,o,s){return tG(i,a,this.points,e,t,n/2,r/2,o)},checkPoint:function(e,t,n,r,i,a,o,s){return tV(e,t,this.points,a,o,r,i,[0,-1],n)},hasMiterBounds:"rectangle"!==e,miterBounds:function(e,t,n,r,i,a){var o,s,l;return o=this.points,s=function(e,t){if(e.length<3)throw Error("Need at least 3 vertices");var n=function(e,t){return{x:e.x+t.x,y:e.y+t.y}},r=function(e,t){return{x:e.x-t.x,y:e.y-t.y}},i=function(e,t){return{x:e.x*t,y:e.y*t}},a=function(e,t){return e.x*t.y-e.y*t.x},o=e.map(function(e){return{x:e.x,y:e.y}});0>function(e){for(var t=0,n=0;n<e.length;n++){var r=e[n],i=e[(n+1)%e.length];t+=r.x*i.y-i.x*r.y}return t/2}(o)&&o.reverse();for(var s=o.length,l=[],u=0;u<s;u++){var c=o[u],d=r(o[(u+1)%s],c),h=function(e){var t=t_(e.x,e.y);return 0===t?{x:0,y:0}:{x:e.x/t,y:e.y/t}}({x:d.y,y:-d.x});l.push(h)}for(var f=l.map(function(e,r){return{p1:n(o[r],i(e,t)),p2:n(o[(r+1)%s],i(e,t))}}),p=[],g=0;g<s;g++){var v=f[(g-1+s)%s],y=f[g],b=function(e,t,o,s){var l=r(t,e),u=r(s,o),c=a(l,u);if(1e-9>Math.abs(c))return n(e,i(l,.5));var d=a(r(o,e),u)/c;return n(e,i(l,d))}(v.p1,v.p2,y.p1,y.p2);p.push(b)}return p}(tK(o,e,t,n,r),i),l=tb(),s.forEach(function(e){return tE(l,e.x,e.y)}),l}}},l2.generateEllipse=function(){return this.nodeShapes.ellipse={renderer:this,name:"ellipse",draw:function(e,t,n,r,i,a){this.renderer.nodeShapeImpl(this.name,e,t,n,r,i)},intersectLine:function(e,t,n,r,i,a,o,s){return tY(i,a,e,t,n/2+o,r/2+o)},checkPoint:function(e,t,n,r,i,a,o,s){return tq(e,t,r,i,a,o,n)}}},l2.generateRoundPolygon=function(e,t){return this.nodeShapes[e]={renderer:this,name:e,points:t,getOrCreateCorners:function(e,n,r,i,a,o,s){if(void 0!==o[s]&&o[s+"-cx"]===e&&o[s+"-cy"]===n)return o[s];o[s]=Array(t.length/2),o[s+"-cx"]=e,o[s+"-cy"]=n;var l=r/2,u=i/2;a="auto"===a?t2(r,i):a;for(var c=Array(t.length/2),d=0;d<t.length/2;d++)c[d]={x:e+l*t[2*d],y:n+u*t[2*d+1]};var h,f,p,g,v=c.length;for(h=0,f=c[v-1];h<v;h++)p=c[h%v],g=c[(h+1)%v],o[s][h]=lN(f,p,g,a),f=p,p=g;return o[s]},draw:function(e,t,n,r,i,a,o){this.renderer.nodeShapeImpl("round-polygon",e,t,n,r,i,this.points,this.getOrCreateCorners(t,n,r,i,a,o,"drawCorners"))},intersectLine:function(e,t,n,r,i,a,o,s,l){return tZ(i,a,this.points,e,t,n,r,o,this.getOrCreateCorners(e,t,n,r,s,l,"corners"))},checkPoint:function(e,t,n,r,i,a,o,s,l){return tF(e,t,this.points,a,o,r,i,this.getOrCreateCorners(a,o,r,i,s,l,"corners"))}}},l2.generateRoundRectangle=function(){return this.nodeShapes["round-rectangle"]=this.nodeShapes.roundrectangle={renderer:this,name:"round-rectangle",points:tQ(4,0),draw:function(e,t,n,r,i,a){this.renderer.nodeShapeImpl(this.name,e,t,n,r,i,this.points,a)},intersectLine:function(e,t,n,r,i,a,o,s){return tA(i,a,e,t,n,r,o,s)},checkPoint:function(e,t,n,r,i,a,o,s){var l=r/2,u=i/2,c=2*(s=Math.min(l,u,s="auto"===s?t1(r,i):s));return!!(tV(e,t,this.points,a,o,r,i-c,[0,-1],n)||tV(e,t,this.points,a,o,r-c,i,[0,-1],n)||tq(e,t,c,c,a-l+s,o-u+s,n)||tq(e,t,c,c,a+l-s,o-u+s,n)||tq(e,t,c,c,a+l-s,o+u-s,n)||tq(e,t,c,c,a-l+s,o+u-s,n))}}},l2.generateCutRectangle=function(){return this.nodeShapes["cut-rectangle"]=this.nodeShapes.cutrectangle={renderer:this,name:"cut-rectangle",cornerLength:t5(),points:tQ(4,0),draw:function(e,t,n,r,i,a){this.renderer.nodeShapeImpl(this.name,e,t,n,r,i,null,a)},generateCutTrianglePts:function(e,t,n,r,i){var a="auto"===i?this.cornerLength:i,o=t/2,s=e/2,l=n-s,u=n+s,c=r-o,d=r+o;return{topLeft:[l,c+a,l+a,c,l+a,c+a],topRight:[u-a,c,u,c+a,u-a,c+a],bottomRight:[u,d-a,u-a,d,u-a,d-a],bottomLeft:[l+a,d,l,d-a,l+a,d-a]}},intersectLine:function(e,t,n,r,i,a,o,s){var l=this.generateCutTrianglePts(n+2*o,r+2*o,e,t,s);return tG(i,a,[].concat.apply([],[l.topLeft.splice(0,4),l.topRight.splice(0,4),l.bottomRight.splice(0,4),l.bottomLeft.splice(0,4)]),e,t)},checkPoint:function(e,t,n,r,i,a,o,s){var l="auto"===s?this.cornerLength:s;if(tV(e,t,this.points,a,o,r,i-2*l,[0,-1],n)||tV(e,t,this.points,a,o,r-2*l,i,[0,-1],n))return!0;var u=this.generateCutTrianglePts(r,i,a,o);return tO(e,t,u.topLeft)||tO(e,t,u.topRight)||tO(e,t,u.bottomRight)||tO(e,t,u.bottomLeft)}}},l2.generateBarrel=function(){return this.nodeShapes.barrel={renderer:this,name:"barrel",points:tQ(4,0),draw:function(e,t,n,r,i,a){this.renderer.nodeShapeImpl(this.name,e,t,n,r,i)},intersectLine:function(e,t,n,r,i,a,o,s){var l=this.generateBarrelBezierPts(n+2*o,r+2*o,e,t),u=function(e){var t=tv({x:e[0],y:e[1]},{x:e[2],y:e[3]},{x:e[4],y:e[5]},.15),n=tv({x:e[0],y:e[1]},{x:e[2],y:e[3]},{x:e[4],y:e[5]},.5),r=tv({x:e[0],y:e[1]},{x:e[2],y:e[3]},{x:e[4],y:e[5]},.85);return[e[0],e[1],t.x,t.y,n.x,n.y,r.x,r.y,e[4],e[5]]};return tG(i,a,[].concat(u(l.topLeft),u(l.topRight),u(l.bottomRight),u(l.bottomLeft)),e,t)},generateBarrelBezierPts:function(e,t,n,r){var i=t/2,a=e/2,o=n-a,s=n+a,l=r-i,u=r+i,c=t3(e,t),d=c.heightOffset,h=c.widthOffset,f=c.ctrlPtOffsetPct*e,p={topLeft:[o,l+d,o+f,l,o+h,l],topRight:[s-h,l,s-f,l,s,l+d],bottomRight:[s,u-d,s-f,u,s-h,u],bottomLeft:[o+h,u,o+f,u,o,u-d]};return p.topLeft.isTop=!0,p.topRight.isTop=!0,p.bottomLeft.isBottom=!0,p.bottomRight.isBottom=!0,p},checkPoint:function(e,t,n,r,i,a,o,s){var l=t3(r,i),u=l.heightOffset,c=l.widthOffset;if(tV(e,t,this.points,a,o,r,i-2*u,[0,-1],n)||tV(e,t,this.points,a,o,r-2*c,i,[0,-1],n))return!0;for(var d=this.generateBarrelBezierPts(r,i,a,o),h=Object.keys(d),f=0;f<h.length;f++){var p=d[h[f]],g=function(e,t,n){var r=n[4],i=n[2],a=n[0],o=n[5],s=n[1],l=Math.min(r,a),u=Math.max(r,a),c=Math.min(o,s),d=Math.max(o,s);if(l<=e&&e<=u&&c<=t&&t<=d){var h=[r-2*i+a,2*(i-r),r],f=tI(h[0],h[1],h[2],e).filter(function(e){return 0<=e&&e<=1});if(f.length>0)return f[0]}return null}(e,t,p);if(null!=g){var v=tg(p[5],p[3],p[1],g);if(p.isTop&&v<=t||p.isBottom&&t<=v)return!0}}return!1}}},l2.generateBottomRoundrectangle=function(){return this.nodeShapes["bottom-round-rectangle"]=this.nodeShapes.bottomroundrectangle={renderer:this,name:"bottom-round-rectangle",points:tQ(4,0),draw:function(e,t,n,r,i,a){this.renderer.nodeShapeImpl(this.name,e,t,n,r,i,this.points,a)},intersectLine:function(e,t,n,r,i,a,o,s){var l=e-(n/2+o),u=t-(r/2+o),c=e+(n/2+o),d=tH(i,a,e,t,l,u,c,u,!1);return d.length>0?d:tA(i,a,e,t,n,r,o,s)},checkPoint:function(e,t,n,r,i,a,o,s){var l=2*(s="auto"===s?t1(r,i):s);if(tV(e,t,this.points,a,o,r,i-l,[0,-1],n)||tV(e,t,this.points,a,o,r-l,i,[0,-1],n))return!0;var u=r/2+2*n,c=i/2+2*n;return!!(tO(e,t,[a-u,o-c,a-u,o,a+u,o,a+u,o-c])||tq(e,t,l,l,a+r/2-s,o+i/2-s,n)||tq(e,t,l,l,a-r/2+s,o+i/2-s,n))}}},l2.registerNodeShapes=function(){var e=this.nodeShapes={},t=this;this.generateEllipse(),this.generatePolygon("triangle",tQ(3,0)),this.generateRoundPolygon("round-triangle",tQ(3,0)),this.generatePolygon("rectangle",tQ(4,0)),e.square=e.rectangle,this.generateRoundRectangle(),this.generateCutRectangle(),this.generateBarrel(),this.generateBottomRoundrectangle();var n=[0,1,1,0,0,-1,-1,0];this.generatePolygon("diamond",n),this.generateRoundPolygon("round-diamond",n),this.generatePolygon("pentagon",tQ(5,0)),this.generateRoundPolygon("round-pentagon",tQ(5,0)),this.generatePolygon("hexagon",tQ(6,0)),this.generateRoundPolygon("round-hexagon",tQ(6,0)),this.generatePolygon("heptagon",tQ(7,0)),this.generateRoundPolygon("round-heptagon",tQ(7,0)),this.generatePolygon("octagon",tQ(8,0)),this.generateRoundPolygon("round-octagon",tQ(8,0));var r=Array(20),i=t0(5,0),a=t0(5,Math.PI/5),o=.5*(3-Math.sqrt(5));o*=1.57;for(var s=0;s<a.length/2;s++)a[2*s]*=o,a[2*s+1]*=o;for(var s=0;s<5;s++)r[4*s]=i[2*s],r[4*s+1]=i[2*s+1],r[4*s+2]=a[2*s],r[4*s+3]=a[2*s+1];r=tJ(r),this.generatePolygon("star",r),this.generatePolygon("vee",[-1,-1,0,-.333,1,-1,0,1]),this.generatePolygon("rhomboid",[-1,-1,.333,-1,1,1,-.333,1]),this.generatePolygon("right-rhomboid",[-.333,-1,1,-1,.333,1,-1,1]),this.nodeShapes.concavehexagon=this.generatePolygon("concave-hexagon",[-1,-.95,-.75,0,-1,.95,1,.95,.75,0,1,-.95]);var l=[-1,-1,.25,-1,1,0,.25,1,-1,1];this.generatePolygon("tag",l),this.generateRoundPolygon("round-tag",l),e.makePolygon=function(e){var n,r="polygon-"+e.join("$");return(n=this[r])?n:t.generatePolygon(r,e)}};var l5={};l5.timeToRender=function(){return this.redrawTotalTime/this.redrawCount},l5.redraw=function(e){e=e||ej(),void 0===this.averageRedrawTime&&(this.averageRedrawTime=0),void 0===this.lastRedrawTime&&(this.lastRedrawTime=0),void 0===this.lastDrawTime&&(this.lastDrawTime=0),this.requestedFrame=!0,this.renderOptions=e},l5.beforeRender=function(e,t){if(!this.destroyed){null==t&&eN("Priority is not optional for beforeRender");var n=this.beforeRenderCallbacks;n.push({fn:e,priority:t}),n.sort(function(e,t){return t.priority-e.priority})}};var l3=function(e,t,n){for(var r=e.beforeRenderCallbacks,i=0;i<r.length;i++)r[i].fn(t,n)};l5.startRenderLoop=function(){var e=this,t=e.cy;if(!e.renderLoopStarted){e.renderLoopStarted=!0;var n=function(r){if(!e.destroyed){if(t.batching());else if(e.requestedFrame&&!e.skipFrame){l3(e,!0,r);var i=ev();e.render(e.renderOptions);var a=e.lastDrawTime=ev();void 0===e.averageRedrawTime&&(e.averageRedrawTime=a-i),void 0===e.redrawCount&&(e.redrawCount=0),e.redrawCount++,void 0===e.redrawTotalTime&&(e.redrawTotalTime=0);var o=a-i;e.redrawTotalTime+=o,e.lastRedrawTime=o,e.averageRedrawTime=e.averageRedrawTime/2+o/2,e.requestedFrame=!1}else l3(e,!1,r);e.skipFrame=!1,em(n)}};em(n)}};var l4=function(e){this.init(e)},l9=l4.prototype;l9.clientFunctions=["redrawHint","render","renderTo","matchCanvasSize","nodeShapeImpl","arrowShapeImpl"],l9.init=function(e){this.options=e,this.cy=e.cy;var t=this.container=e.cy.container(),n=this.cy.window();if(n){var r=n.document,i=r.head,a="__________cytoscape_stylesheet",o="__________cytoscape_container",s=null!=r.getElementById(a);if(0>t.className.indexOf(o)&&(t.className=(t.className||"")+" "+o),!s){var l=r.createElement("style");l.id=a,l.textContent="."+o+" { position: relative; }",i.insertBefore(l,i.children[0])}"static"===n.getComputedStyle(t).getPropertyValue("position")&&eO("A Cytoscape container has style position:static and so can not use UI extensions properly")}this.selection=[void 0,void 0,void 0,void 0,0],this.bezierProjPcts=[.05,.225,.4,.5,.6,.775,.95],this.hoverData={down:null,last:null,downTime:null,triggerMode:null,dragging:!1,initialPan:[null,null],capture:!1},this.dragData={possibleDragElements:[]},this.touchData={start:null,capture:!1,startPosition:[null,null,null,null,null,null],singleTouchStartTime:null,singleTouchMoved:!0,now:[null,null,null,null,null,null],earlier:[null,null,null,null,null,null]},this.redraws=0,this.showFps=e.showFps,this.debug=e.debug,this.webgl=e.webgl,this.hideEdgesOnViewport=e.hideEdgesOnViewport,this.textureOnViewport=e.textureOnViewport,this.wheelSensitivity=e.wheelSensitivity,this.motionBlurEnabled=e.motionBlur,this.forcedPixelRatio=M(e.pixelRatio)?e.pixelRatio:null,this.motionBlur=e.motionBlur,this.motionBlurOpacity=e.motionBlurOpacity,this.motionBlurTransparency=1-this.motionBlurOpacity,this.motionBlurPxRatio=1,this.mbPxRBlurry=1,this.minMbLowQualFrames=4,this.fullQualityMb=!1,this.clearedForMotionBlur=[],this.desktopTapThreshold=e.desktopTapThreshold,this.desktopTapThreshold2=e.desktopTapThreshold*e.desktopTapThreshold,this.touchTapThreshold=e.touchTapThreshold,this.touchTapThreshold2=e.touchTapThreshold*e.touchTapThreshold,this.tapholdDuration=500,this.bindings=[],this.beforeRenderCallbacks=[],this.beforeRenderPriorities={animations:400,eleCalcs:300,eleTxrDeq:200,lyrTxrDeq:150,lyrTxrSkip:100},this.registerNodeShapes(),this.registerArrowShapes(),this.registerCalculationListeners()},l9.notify=function(e,t){var n=this.cy;if(!this.destroyed){if("init"===e)return void this.load();if("destroy"===e)return void this.destroy();("add"===e||"remove"===e||"move"===e&&n.hasCompoundNodes()||"load"===e||"zorder"===e||"mount"===e)&&this.invalidateCachedZSortedEles(),"viewport"===e&&this.redrawHint("select",!0),"gc"===e&&this.redrawHint("gc",!0),("load"===e||"resize"===e||"mount"===e)&&(this.invalidateContainerClientCoordsCache(),this.matchCanvasSize(this.container)),this.redrawHint("eles",!0),this.redrawHint("drag",!0),this.startRenderLoop(),this.redraw()}},l9.destroy=function(){this.destroyed=!0,this.cy.stopAnimationLoop();for(var e=0;e<this.bindings.length;e++){var t=this.bindings[e],n=t.target;(n.off||n.removeEventListener).apply(n,t.args)}if(this.bindings=[],this.beforeRenderCallbacks=[],this.onUpdateEleCalcsFns=[],this.removeObserver&&this.removeObserver.disconnect(),this.styleObserver&&this.styleObserver.disconnect(),this.resizeObserver&&this.resizeObserver.disconnect(),this.labelCalcDiv)try{document.body.removeChild(this.labelCalcDiv)}catch(e){}},l9.isHeadless=function(){return!1},[a9,lZ,l$,l1,l2,l5].forEach(function(e){J(l9,e)});var l6=1e3/60,l8=function(e){return function(){var t=this,n=this.renderer;if(!t.dequeueingSetup){t.dequeueingSetup=!0;var r=ep(function(){n.redrawHint("eles",!0),n.redrawHint("drag",!0),n.redraw()},e.deqRedrawThreshold),i=e.priority||eL;n.beforeRender(function(i,a){var o=ev(),s=n.averageRedrawTime,l=n.lastRedrawTime,u=[],c=n.cy.extent(),d=n.getPixelRatio();for(i||n.flushRenderedStyleQueue();;){var h=ev(),f=h-o,p=h-a;if(l<l6){var g=l6-(i?s:0);if(p>=e.deqFastCost*g)break}else if(i){if(f>=e.deqCost*l||f>=e.deqAvgCost*s)break}else if(p>=e.deqNoDrawCost*l6)break;var v=e.deq(t,d,c);if(v.length>0)for(var y=0;y<v.length;y++)u.push(v[y]);else break}u.length>0&&(e.onDeqd(t,u),!i&&e.shouldRedraw(t,u,d,c)&&r())},i(t))}}},l7=a(function e(t){var n=arguments.length>1&&void 0!==arguments[1]?arguments[1]:eR;i(this,e),this.idsByKey=new eZ,this.keyForId=new eZ,this.cachesByLvl=new eZ,this.lvls=[],this.getKey=t,this.doesEleInvalidateKey=n},[{key:"getIdsFor",value:function(e){null==e&&eN("Can not get id list for null key");var t=this.idsByKey,n=this.idsByKey.get(e);return n||(n=new eQ,t.set(e,n)),n}},{key:"addIdForKey",value:function(e,t){null!=e&&this.getIdsFor(e).add(t)}},{key:"deleteIdForKey",value:function(e,t){null!=e&&this.getIdsFor(e).delete(t)}},{key:"getNumberOfIdsForKey",value:function(e){return null==e?0:this.getIdsFor(e).size}},{key:"updateKeyMappingFor",value:function(e){var t=e.id(),n=this.keyForId.get(t),r=this.getKey(e);this.deleteIdForKey(n,t),this.addIdForKey(r,t),this.keyForId.set(t,r)}},{key:"deleteKeyMappingFor",value:function(e){var t=e.id(),n=this.keyForId.get(t);this.deleteIdForKey(n,t),this.keyForId.delete(t)}},{key:"keyHasChangedFor",value:function(e){var t=e.id();return this.keyForId.get(t)!==this.getKey(e)}},{key:"isInvalid",value:function(e){return this.keyHasChangedFor(e)||this.doesEleInvalidateKey(e)}},{key:"getCachesAt",value:function(e){var t=this.cachesByLvl,n=this.lvls,r=t.get(e);return r||(r=new eZ,t.set(e,r),n.push(e)),r}},{key:"getCache",value:function(e,t){return this.getCachesAt(t).get(e)}},{key:"get",value:function(e,t){var n=this.getKey(e),r=this.getCache(n,t);return null!=r&&this.updateKeyMappingFor(e),r}},{key:"getForCachedKey",value:function(e,t){var n=this.keyForId.get(e.id());return this.getCache(n,t)}},{key:"hasCache",value:function(e,t){return this.getCachesAt(t).has(e)}},{key:"has",value:function(e,t){var n=this.getKey(e);return this.hasCache(n,t)}},{key:"setCache",value:function(e,t,n){n.key=e,this.getCachesAt(t).set(e,n)}},{key:"set",value:function(e,t,n){var r=this.getKey(e);this.setCache(r,t,n),this.updateKeyMappingFor(e)}},{key:"deleteCache",value:function(e,t){this.getCachesAt(t).delete(e)}},{key:"delete",value:function(e,t){var n=this.getKey(e);this.deleteCache(n,t)}},{key:"invalidateKey",value:function(e){var t=this;this.lvls.forEach(function(n){return t.deleteCache(e,n)})}},{key:"invalidate",value:function(e){var t=e.id(),n=this.keyForId.get(t);this.deleteKeyMappingFor(e);var r=this.doesEleInvalidateKey(e);return r&&this.invalidateKey(n),r||0===this.getNumberOfIdsForKey(n)}}]),ue={dequeue:"dequeue",downscale:"downscale",highQuality:"highQuality"},ut=eY({getKey:null,doesEleInvalidateKey:eR,drawElement:null,getBoundingBox:null,getRotationPoint:null,getRotationOffset:null,isVisible:eM,allowEdgeTxrCaching:!0,allowParentTxrCaching:!0}),un=function(e,t){this.renderer=e,this.onDequeues=[];var n=ut(t);J(this,n),this.lookup=new l7(n.getKey,n.doesEleInvalidateKey),this.setupDequeueing()},ur=un.prototype;ur.reasons=ue,ur.getTextureQueue=function(e){return this.eleImgCaches=this.eleImgCaches||{},this.eleImgCaches[e]=this.eleImgCaches[e]||[]},ur.getRetiredTextureQueue=function(e){var t=this.eleImgCaches.retired=this.eleImgCaches.retired||{};return t[e]=t[e]||[]},ur.getElementQueue=function(){return this.eleCacheQueue=this.eleCacheQueue||new e3(function(e,t){return t.reqs-e.reqs})},ur.getElementKeyToQueue=function(){return this.eleKeyToCacheQueue=this.eleKeyToCacheQueue||{}},ur.getElement=function(e,t,n,r,i){var a,o,s,l=this,u=this.renderer,c=u.cy.zoom(),d=this.lookup;if(!t||0===t.w||0===t.h||isNaN(t.w)||isNaN(t.h)||!e.visible()||e.removed()||!l.allowEdgeTxrCaching&&e.isEdge()||!l.allowParentTxrCaching&&e.isParent())return null;if(null==r&&(r=Math.ceil(tc(c*n))),r<-4)r=-4;else if(c>=7.99||r>3)return null;var h=Math.pow(2,r),f=t.h*h,p=t.w*h,g=u.eleTextBiggerThanMin(e,h);if(!this.isVisible(e,g))return null;var v=d.get(e,r);if(v&&v.invalidated&&(v.invalidated=!1,v.texture.invalidatedWidth-=v.width),v)return v;if(a=f<=25?25:f<=50?50:50*Math.ceil(f/50),f>1024||p>1024)return null;var y=l.getTextureQueue(a),b=y[y.length-2],x=function(){return l.recycleTexture(a,p)||l.addTexture(a,p)};b||(b=y[y.length-1]),b||(b=x()),b.width-b.usedWidth<p&&(b=x());for(var w=function(e){return e&&e.scaledLabelShown===g},E=i&&i===ue.dequeue,k=i&&i===ue.highQuality,T=i&&i===ue.downscale,C=r+1;C<=3;C++){var P=d.get(e,C);if(P){o=P;break}}var S=o&&o.level===r+1?o:null,B=function(){b.context.drawImage(S.texture.canvas,S.x,0,S.width,S.height,b.usedWidth,0,p,f)};if(b.context.setTransform(1,0,0,1,0,0),b.context.clearRect(b.usedWidth,0,p,a),w(S))B();else if(w(o))if(!k)return l.queueElement(e,o.level-1),o;else{for(var D=o.level;D>r;D--)S=l.getElement(e,t,n,D,ue.downscale);B()}else{if(!E&&!k&&!T)for(var _=r-1;_>=-4;_--){var A=d.get(e,_);if(A){s=A;break}}if(w(s))return l.queueElement(e,r),s;b.context.translate(b.usedWidth,0),b.context.scale(h,h),this.drawElement(b.context,e,t,g,!1),b.context.scale(1/h,1/h),b.context.translate(-b.usedWidth,0)}return v={x:b.usedWidth,texture:b,level:r,scale:h,width:p,height:f,scaledLabelShown:g},b.usedWidth+=Math.ceil(p+8),b.eleCaches.push(v),d.set(e,r,v),l.checkTextureFullness(b),v},ur.invalidateElements=function(e){for(var t=0;t<e.length;t++)this.invalidateElement(e[t])},ur.invalidateElement=function(e){var t=this.lookup,n=[];if(t.isInvalid(e)){for(var r=-4;r<=3;r++){var i=t.getForCachedKey(e,r);i&&n.push(i)}if(t.invalidate(e))for(var a=0;a<n.length;a++){var o=n[a],s=o.texture;s.invalidatedWidth+=o.width,o.invalidated=!0,this.checkTextureUtility(s)}this.removeFromQueue(e)}},ur.checkTextureUtility=function(e){e.invalidatedWidth>=.2*e.width&&this.retireTexture(e)},ur.checkTextureFullness=function(e){var t=this.getTextureQueue(e.height);e.usedWidth/e.width>.8&&e.fullnessChecks>=10?eq(t,e):e.fullnessChecks++},ur.retireTexture=function(e){var t=e.height,n=this.getTextureQueue(t),r=this.lookup;eq(n,e),e.retired=!0;for(var i=e.eleCaches,a=0;a<i.length;a++){var o=i[a];r.deleteCache(o.key,o.level)}eW(i),this.getRetiredTextureQueue(t).push(e)},ur.addTexture=function(e,t){var n=this.getTextureQueue(e),r={};return n.push(r),r.eleCaches=[],r.height=e,r.width=Math.max(1024,t),r.usedWidth=0,r.invalidatedWidth=0,r.fullnessChecks=0,r.canvas=this.renderer.makeOffscreenCanvas(r.width,r.height),r.context=r.canvas.getContext("2d"),r},ur.recycleTexture=function(e,t){for(var n=this.getTextureQueue(e),r=this.getRetiredTextureQueue(e),i=0;i<r.length;i++){var a=r[i];if(a.width>=t)return a.retired=!1,a.usedWidth=0,a.invalidatedWidth=0,a.fullnessChecks=0,eW(a.eleCaches),a.context.setTransform(1,0,0,1,0,0),a.context.clearRect(0,0,a.width,a.height),eq(r,a),n.push(a),a}},ur.queueElement=function(e,t){var n=this.getElementQueue(),r=this.getElementKeyToQueue(),i=this.getKey(e),a=r[i];if(a)a.level=Math.max(a.level,t),a.eles.merge(e),a.reqs++,n.updateItem(a);else{var o={eles:e.spawn().merge(e),level:t,reqs:1,key:i};n.push(o),r[i]=o}},ur.dequeue=function(e){for(var t=this.getElementQueue(),n=this.getElementKeyToQueue(),r=[],i=this.lookup,a=0;a<1;a++)if(t.size()>0){var o=t.pop(),s=o.key,l=o.eles[0],u=i.hasCache(l,o.level);if(n[s]=null,u)continue;r.push(o);var c=this.getBoundingBox(l);this.getElement(l,c,e,o.level,ue.dequeue)}else break;return r},ur.removeFromQueue=function(e){var t=this.getElementQueue(),n=this.getElementKeyToQueue(),r=this.getKey(e),i=n[r];null!=i&&(1===i.eles.length?(i.reqs=eA,t.updateItem(i),t.pop(),n[r]=null):i.eles.unmerge(e))},ur.onDequeue=function(e){this.onDequeues.push(e)},ur.offDequeue=function(e){eq(this.onDequeues,e)},ur.setupDequeueing=l8({deqRedrawThreshold:100,deqCost:.15,deqAvgCost:.1,deqNoDrawCost:.9,deqFastCost:.9,deq:function(e,t,n){return e.dequeue(t,n)},onDeqd:function(e,t){for(var n=0;n<e.onDequeues.length;n++)(0,e.onDequeues[n])(t)},shouldRedraw:function(e,t,n,r){for(var i=0;i<t.length;i++)for(var a=t[i].eles,o=0;o<a.length;o++)if(tP(a[o].boundingBox(),r))return!0;return!1},priority:function(e){return e.renderer.beforeRenderPriorities.eleTxrDeq}});var ui=function(e){var 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h=2;h+3<n.length;h+=4)t.quadraticCurveTo(n[h],n[h+1],n[h+2],n[h+3]);break;case"straight":case"haystack":for(var f=2;f+1<n.length;f+=2)t.lineTo(n[f],n[f+1]);break;case"segments":if(i.isRound){var p,g,v=o(i.roundCorners);try{for(v.s();!(g=v.n()).done;){var y=g.value;lL(t,y)}}catch(e){v.e(e)}finally{v.f()}t.lineTo(n[n.length-2],n[n.length-1])}else for(var b=2;b+1<n.length;b+=2)t.lineTo(n[b],n[b+1])}t=a,l?t.stroke(p):t.stroke(),t.setLineDash&&t.setLineDash([])},ux.drawEdgeTrianglePath=function(e,t,n){t.fillStyle=t.strokeStyle;for(var r=e.pstyle("width").pfValue,i=0;i+1<n.length;i+=2){var a=[n[i+2]-n[i],n[i+3]-n[i+1]],o=Math.sqrt(a[0]*a[0]+a[1]*a[1]),s=[a[1]/o,-a[0]/o],l=[s[0]*r/2,s[1]*r/2];t.beginPath(),t.moveTo(n[i]-l[0],n[i+1]-l[1]),t.lineTo(n[i]+l[0],n[i+1]+l[1]),t.lineTo(n[i+2],n[i+3]),t.closePath(),t.fill()}},ux.drawArrowheads=function(e,t,n){var r=t._private.rscratch,i="haystack"===r.edgeType;i||this.drawArrowhead(e,t,"source",r.arrowStartX,r.arrowStartY,r.srcArrowAngle,n),this.drawArrowhead(e,t,"mid-target",r.midX,r.midY,r.midtgtArrowAngle,n),this.drawArrowhead(e,t,"mid-source",r.midX,r.midY,r.midsrcArrowAngle,n),i||this.drawArrowhead(e,t,"target",r.arrowEndX,r.arrowEndY,r.tgtArrowAngle,n)},ux.drawArrowhead=function(e,t,n,r,i,a,o){if(!(isNaN(r)||null==r||isNaN(i)||null==i||isNaN(a))&&null!=a){var s=t.pstyle(n+"-arrow-shape").value;if("none"!==s){var l="hollow"===t.pstyle(n+"-arrow-fill").value?"both":"filled",u=t.pstyle(n+"-arrow-fill").value,c=t.pstyle("width").pfValue,d=t.pstyle(n+"-arrow-width"),h="match-line"===d.value?c:d.pfValue;"%"===d.units&&(h*=c);var f=t.pstyle("opacity").value;void 0===o&&(o=f);var p=e.globalCompositeOperation;(1!==o||"hollow"===u)&&(e.globalCompositeOperation="destination-out",this.colorFillStyle(e,255,255,255,1),this.colorStrokeStyle(e,255,255,255,1),this.drawArrowShape(t,e,l,c,s,h,r,i,a),e.globalCompositeOperation=p);var g=t.pstyle(n+"-arrow-color").value;this.colorFillStyle(e,g[0],g[1],g[2],o),this.colorStrokeStyle(e,g[0],g[1],g[2],o),this.drawArrowShape(t,e,u,c,s,h,r,i,a)}}},ux.drawArrowShape=function(e,t,n,r,i,a,o,s,l){var u,c=this.usePaths()&&"triangle-cross"!==i,d=!1,h=t,f=e.pstyle("arrow-scale").value,p=this.getArrowWidth(r,f),g=this.arrowShapes[i];if(c){var v=this.arrowPathCache=this.arrowPathCache||[],y=eC(i),b=v[y];null!=b?(u=t=b,d=!0):(u=t=new 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v=t.pstyle("stripe-"+g+"-background-size").value,y=t.pstyle("stripe-"+g+"-background-color").value,b=t.pstyle("stripe-"+g+"-background-opacity").value*n,x=v/100;x+u>1&&(x=1-u),0===v||u>=1||u+x>1||(e.beginPath(),e.rect(a,o+p*u,f,p*x),e.closePath(),this.colorFillStyle(e,y[0],y[1],y[2],b),e.fill(),u+=x)}e.restore()};var uS={};function uB(e,t,n){var r=e.createShader(t);if(e.shaderSource(r,n),e.compileShader(r),!e.getShaderParameter(r,e.COMPILE_STATUS))throw Error(e.getShaderInfoLog(r));return r}function uD(e,t,n){void 0===n&&(n=t);var r=e.makeOffscreenCanvas(t,n),i=r.context=r.getContext("2d");return r.clear=function(){return i.clearRect(0,0,r.width,r.height)},r.clear(),r}function u_(e){var t=e.pixelRatio,n=e.cy.zoom(),r=e.cy.pan();return{zoom:n*t,pan:{x:r.x*t,y:r.y*t}}}function 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t,n=this.data,r=this.findContainerClientCoords(),i=r[2],a=r[3],o=this.getPixelRatio(),s=this.motionBlurPxRatio;(e===this.data.bufferCanvases[this.MOTIONBLUR_BUFFER_NODE]||e===this.data.bufferCanvases[this.MOTIONBLUR_BUFFER_DRAG])&&(o=s);var l=i*o,u=a*o;if(l!==this.canvasWidth||u!==this.canvasHeight){this.fontCaches=null;var c=n.canvasContainer;c.style.width=i+"px",c.style.height=a+"px";for(var d=0;d<this.CANVAS_LAYERS;d++)(t=n.canvases[d]).width=l,t.height=u,t.style.width=i+"px",t.style.height=a+"px";for(var d=0;d<this.BUFFER_COUNT;d++)(t=n.bufferCanvases[d]).width=l,t.height=u,t.style.width=i+"px",t.style.height=a+"px";this.textureMult=1,o<=1&&(t=n.bufferCanvases[this.TEXTURE_BUFFER],this.textureMult=2,t.width=l*this.textureMult,t.height=u*this.textureMult),this.canvasWidth=l,this.canvasHeight=u,this.pixelRatio=o}},uS.renderTo=function(e,t,n,r){this.render({forcedContext:e,forcedZoom:t,forcedPan:n,drawAllLayers:!0,forcedPxRatio:r})},uS.clearCanvas=function(){var 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D=t.data.bufferContexts[t.TEXTURE_BUFFER];D.setTransform(1,0,0,1,0,0),D.clearRect(0,0,t.canvasWidth*t.textureMult,t.canvasHeight*t.textureMult),t.render({forcedContext:D,drawOnlyNodeLayer:!0,forcedPxRatio:l*t.textureMult});var T=t.textureCache.viewport={zoom:n.zoom(),pan:n.pan(),width:t.canvasWidth,height:t.canvasHeight};T.mpan={x:(0-T.pan.x)/T.zoom,y:(0-T.pan.y)/T.zoom}}c[t.DRAG]=!1,c[t.NODE]=!1;var _=u.contexts[t.NODE],A=t.textureCache.texture,T=t.textureCache.viewport;_.setTransform(1,0,0,1,0,0),h?S(_,0,0,T.width,T.height):_.clearRect(0,0,T.width,T.height);var M=b.core("outside-texture-bg-color").value,R=b.core("outside-texture-bg-opacity").value;t.colorFillStyle(_,M[0],M[1],M[2],R),_.fillRect(0,0,T.width,T.height);var x=n.zoom();B(_,!1),_.clearRect(T.mpan.x,T.mpan.y,T.width/T.zoom/l,T.height/T.zoom/l),_.drawImage(A,T.mpan.x,T.mpan.y,T.width/T.zoom/l,T.height/T.zoom/l)}else t.textureOnViewport&&!r&&(t.textureCache=null);var I=n.extent(),L=t.pinching||t.hoverData.dragging||t.swipePanning||t.data.wheelZooming||t.hoverData.draggingEles||t.cy.animated(),N=t.hideEdgesOnViewport&&L,z=[];if(z[t.NODE]=!c[t.NODE]&&h&&!t.clearedForMotionBlur[t.NODE]||t.clearingMotionBlur,z[t.NODE]&&(t.clearedForMotionBlur[t.NODE]=!0),z[t.DRAG]=!c[t.DRAG]&&h&&!t.clearedForMotionBlur[t.DRAG]||t.clearingMotionBlur,z[t.DRAG]&&(t.clearedForMotionBlur[t.DRAG]=!0),c[t.NODE]||i||a||z[t.NODE]){var O=h&&!z[t.NODE]&&1!==f,_=r||(O?t.data.bufferContexts[t.MOTIONBLUR_BUFFER_NODE]:u.contexts[t.NODE]);B(_,h&&!O?"motionBlur":void 0),N?t.drawCachedNodes(_,P.nondrag,l,I):t.drawLayeredElements(_,P.nondrag,l,I),t.debug&&t.drawDebugPoints(_,P.nondrag),i||h||(c[t.NODE]=!1)}if(!a&&(c[t.DRAG]||i||z[t.DRAG])){var O=h&&!z[t.DRAG]&&1!==f,_=r||(O?t.data.bufferContexts[t.MOTIONBLUR_BUFFER_DRAG]:u.contexts[t.DRAG]);B(_,h&&!O?"motionBlur":void 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V=u.contexts[t.NODE],F=t.data.bufferCanvases[t.MOTIONBLUR_BUFFER_NODE],X=u.contexts[t.DRAG],j=t.data.bufferCanvases[t.MOTIONBLUR_BUFFER_DRAG],Y=function(e,n,r){e.setTransform(1,0,0,1,0,0),r||!y?e.clearRect(0,0,t.canvasWidth,t.canvasHeight):S(e,0,0,t.canvasWidth,t.canvasHeight),e.drawImage(n,0,0,t.canvasWidth*f,t.canvasHeight*f,0,0,t.canvasWidth,t.canvasHeight)};(c[t.NODE]||z[t.NODE])&&(Y(V,F,z[t.NODE]),c[t.NODE]=!1),(c[t.DRAG]||z[t.DRAG])&&(Y(X,j,z[t.DRAG]),c[t.DRAG]=!1)}t.prevViewport=T,t.clearingMotionBlur&&(t.clearingMotionBlur=!1,t.motionBlurCleared=!0,t.motionBlur=!0),h&&(t.motionBlurTimeout=setTimeout(function(){t.motionBlurTimeout=null,t.clearedForMotionBlur[t.NODE]=!1,t.clearedForMotionBlur[t.DRAG]=!1,t.motionBlur=!1,t.clearingMotionBlur=!d,t.mbFrames=0,c[t.NODE]=!0,c[t.DRAG]=!0,t.redraw()},100)),r||n.emit("render")},uS.drawSelectionRectangle=function(e,t){var n=this.cy,r=this.data,i=n.style(),a=e.drawOnlyNodeLayer,o=e.drawAllLayers,s=r.canvasNeedsRedraw,l=e.forcedContext;if(this.showFps||!a&&s[this.SELECT_BOX]&&!o){var u=l||r.contexts[this.SELECT_BOX];if(t(u),1==this.selection[4]&&(this.hoverData.selecting||this.touchData.selecting)){var c=this.cy.zoom(),d=i.core("selection-box-border-width").value/c;u.lineWidth=d,u.fillStyle="rgba("+i.core("selection-box-color").value[0]+","+i.core("selection-box-color").value[1]+","+i.core("selection-box-color").value[2]+","+i.core("selection-box-opacity").value+")",u.fillRect(this.selection[0],this.selection[1],this.selection[2]-this.selection[0],this.selection[3]-this.selection[1]),d>0&&(u.strokeStyle="rgba("+i.core("selection-box-border-color").value[0]+","+i.core("selection-box-border-color").value[1]+","+i.core("selection-box-border-color").value[2]+","+i.core("selection-box-opacity").value+")",u.strokeRect(this.selection[0],this.selection[1],this.selection[2]-this.selection[0],this.selection[3]-this.selection[1]))}if(r.bgActivePosistion&&!this.hoverData.selecting){var c=this.cy.zoom(),h=r.bgActivePosistion;u.fillStyle="rgba("+i.core("active-bg-color").value[0]+","+i.core("active-bg-color").value[1]+","+i.core("active-bg-color").value[2]+","+i.core("active-bg-opacity").value+")",u.beginPath(),u.arc(h.x,h.y,i.core("active-bg-size").pfValue/c,0,2*Math.PI),u.fill()}var f=this.lastRedrawTime;if(this.showFps&&f){var p=Math.round(1e3/(f=Math.round(f))),g="1 frame = "+f+" ms = "+p+" fps";u.setTransform(1,0,0,1,0,0),u.fillStyle="rgba(255, 0, 0, 0.75)",u.strokeStyle="rgba(255, 0, 0, 0.75)",u.font="30px Arial",x||(x=u.measureText(g).actualBoundingBoxAscent),u.fillText(g,0,x),u.strokeRect(0,x+10,250,20),u.fillRect(0,x+10,250*Math.min(p/60,1),20)}o||(s[this.SELECT_BOX]=!1)}};var uz="u">typeof Float32Array?Float32Array:Array;function uO(){var e=new uz(9);return uz!=Float32Array&&(e[1]=0,e[2]=0,e[3]=0,e[5]=0,e[6]=0,e[7]=0),e[0]=1,e[4]=1,e[8]=1,e}function uV(e){return e[0]=1,e[1]=0,e[2]=0,e[3]=0,e[4]=1,e[5]=0,e[6]=0,e[7]=0,e[8]=1,e}function uF(e,t,n){var r=t[0],i=t[1],a=t[2],o=t[3],s=t[4],l=t[5],u=t[6],c=t[7],d=t[8],h=n[0],f=n[1];return e[0]=r,e[1]=i,e[2]=a,e[3]=o,e[4]=s,e[5]=l,e[6]=h*r+f*o+u,e[7]=h*i+f*s+c,e[8]=h*a+f*l+d,e}function uX(e,t,n){var r=t[0],i=t[1],a=t[2],o=t[3],s=t[4],l=t[5],u=t[6],c=t[7],d=t[8],h=Math.sin(n),f=Math.cos(n);return e[0]=f*r+h*o,e[1]=f*i+h*s,e[2]=f*a+h*l,e[3]=f*o-h*r,e[4]=f*s-h*i,e[5]=f*l-h*a,e[6]=u,e[7]=c,e[8]=d,e}function uj(e,t,n){var r=n[0],i=n[1];return e[0]=r*t[0],e[1]=r*t[1],e[2]=r*t[2],e[3]=i*t[3],e[4]=i*t[4],e[5]=i*t[5],e[6]=t[6],e[7]=t[7],e[8]=t[8],e}Math.hypot||(Math.hypot=function(){for(var e=0,t=arguments.length;t--;)e+=arguments[t]*arguments[t];return Math.sqrt(e)});var uY=a(function e(t,n,r,a){i(this,e),this.debugID=Math.floor(1e4*Math.random()),this.r=t,this.texSize=n,this.texRows=r,this.texHeight=Math.floor(n/r),this.enableWrapping=!0,this.locked=!1,this.texture=null,this.needsBuffer=!0,this.freePointer={x:0,row:0},this.keyToLocation=new Map,this.canvas=a(t,n,n),this.scratch=a(t,n,this.texHeight,"scratch")},[{key:"lock",value:function(){this.locked=!0}},{key:"getKeys",value:function(){return new Set(this.keyToLocation.keys())}},{key:"getScale",value:function(e){var t=e.w,n=e.h,r=this.texHeight,i=this.texSize,a=r/n,o=t*a,s=n*a;return o>i&&(a=i/t,o=t*a,s=n*a),{scale:a,texW:o,texH:s}}},{key:"draw",value:function(e,t,n){var r,i,a,o,s,l,u,c=this;if(this.locked)throw Error("can't draw, atlas is locked");var d=this.texSize,h=this.texRows,f=this.texHeight,p=this.getScale(t),g=p.scale,v=p.texW,y=p.texH,b=function(e,r){if(n&&r){var i=r.context,a=e.x,o=f*e.row;i.save(),i.translate(a,o),i.scale(g,g),n(i,t),i.restore()}},x=[null,null],w=function(){b(c.freePointer,c.canvas),x[0]={x:c.freePointer.x,y:c.freePointer.row*f,w:v,h:y},x[1]={x:c.freePointer.x+v,y:c.freePointer.row*f,w:0,h:y},c.freePointer.x+=v,c.freePointer.x==d&&(c.freePointer.x=0,c.freePointer.row++)},E=function(){c.freePointer.x=0,c.freePointer.row++};if(this.freePointer.x+v<=d)w();else{if(this.freePointer.row>=h-1)return!1;this.freePointer.x===d?(E(),w()):this.enableWrapping?(r=c.scratch,i=c.canvas,r.clear(),b({x:0,row:0},r),o=v-(a=d-c.freePointer.x),s=c.freePointer.x,l=c.freePointer.row*f,i.context.drawImage(r,0,0,a,f,s,l,a,f),x[0]={x:s,y:l,w:a,h:y},u=(c.freePointer.row+1)*f,i&&i.context.drawImage(r,a,0,o,f,0,u,o,f),x[1]={x:0,y:u,w:o,h:y},c.freePointer.x=o,c.freePointer.row++):(E(),w())}return this.keyToLocation.set(e,x),this.needsBuffer=!0,x}},{key:"getOffsets",value:function(e){return this.keyToLocation.get(e)}},{key:"isEmpty",value:function(){return 0===this.freePointer.x&&0===this.freePointer.row}},{key:"canFit",value:function(e){if(this.locked)return!1;var t=this.texSize,n=this.texRows,r=this.getScale(e).texW;return!(this.freePointer.x+r>t)||this.freePointer.row<n-1}},{key:"bufferIfNeeded",value:function(e){var t;this.texture||(this.texture=(this.debugID,(t=e.createTexture()).buffer=function(n){e.bindTexture(e.TEXTURE_2D,t),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.LINEAR),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.LINEAR_MIPMAP_NEAREST),e.pixelStorei(e.UNPACK_PREMULTIPLY_ALPHA_WEBGL,!0),e.texImage2D(e.TEXTURE_2D,0,e.RGBA,e.RGBA,e.UNSIGNED_BYTE,n),e.generateMipmap(e.TEXTURE_2D),e.bindTexture(e.TEXTURE_2D,null)},t.deleteTexture=function(){e.deleteTexture(t)},t)),this.needsBuffer&&(this.texture.buffer(this.canvas),this.needsBuffer=!1,this.locked&&(this.canvas=null,this.scratch=null))}},{key:"dispose",value:function(){this.texture&&(this.texture.deleteTexture(),this.texture=null),this.canvas=null,this.scratch=null,this.locked=!0}}]),uq=a(function e(t,n,r,a){i(this,e),this.r=t,this.texSize=n,this.texRows=r,this.createTextureCanvas=a,this.atlases=[],this.styleKeyToAtlas=new Map,this.markedKeys=new Set},[{key:"getKeys",value:function(){return new Set(this.styleKeyToAtlas.keys())}},{key:"_createAtlas",value:function(){return new uY(this.r,this.texSize,this.texRows,this.createTextureCanvas)}},{key:"_getScratchCanvas",value:function(){if(!this.scratch){var e=this.r,t=this.texSize,n=this.texRows,r=this.createTextureCanvas,i=Math.floor(t/n);this.scratch=r(e,t,i,"scratch")}return this.scratch}},{key:"draw",value:function(e,t,n){var r=this.styleKeyToAtlas.get(e);return r||((r=this.atlases[this.atlases.length-1])&&r.canFit(t)||(r&&r.lock(),r=this._createAtlas(),this.atlases.push(r)),r.draw(e,t,n),this.styleKeyToAtlas.set(e,r)),r}},{key:"getAtlas",value:function(e){return this.styleKeyToAtlas.get(e)}},{key:"hasAtlas",value:function(e){return this.styleKeyToAtlas.has(e)}},{key:"markKeyForGC",value:function(e){this.markedKeys.add(e)}},{key:"gc",value:function(){var e=this,t=this.markedKeys;if(0===t.size)return void console.log("nothing to garbage collect");var n,r=[],i=new Map,a=null,s=o(this.atlases);try{for(s.s();!(n=s.n()).done;)if(function(){var s=n.value,c=s.getKeys(),d=function(e,t){return e.intersection?e.intersection(t):new Set(u(e).filter(function(e){return t.has(e)}))}(t,c);if(0===d.size)return r.push(s),c.forEach(function(e){return i.set(e,s)}),1;a||(a=e._createAtlas(),r.push(a));var h,f=o(c);try{for(f.s();!(h=f.n()).done;){var p=h.value;if(!d.has(p)){var g=s.getOffsets(p),v=l(g,2),y=v[0],b=v[1];a.canFit({w:y.w+b.w,h:y.h})||(a.lock(),a=e._createAtlas(),r.push(a)),s.canvas&&(e._copyTextureToNewAtlas(p,s,a),i.set(p,a))}}}catch(e){f.e(e)}finally{f.f()}s.dispose()}())continue}catch(e){s.e(e)}finally{s.f()}this.atlases=r,this.styleKeyToAtlas=i,this.markedKeys=new Set}},{key:"_copyTextureToNewAtlas",value:function(e,t,n){var r=l(t.getOffsets(e),2),i=r[0],a=r[1];if(0===a.w)n.draw(e,i,function(e){e.drawImage(t.canvas,i.x,i.y,i.w,i.h,0,0,i.w,i.h)});else{var o=this._getScratchCanvas();o.clear(),o.context.drawImage(t.canvas,i.x,i.y,i.w,i.h,0,0,i.w,i.h),o.context.drawImage(t.canvas,a.x,a.y,a.w,a.h,i.w,0,a.w,a.h);var s=i.w+a.w,u=i.h;n.draw(e,{w:s,h:u},function(e){e.drawImage(o,0,0,s,u,0,0,s,u)})}}},{key:"getCounts",value:function(){return{keyCount:this.styleKeyToAtlas.size,atlasCount:new Set(this.styleKeyToAtlas.values()).size}}}]),uW=a(function e(t,n){i(this,e),this.r=t,this.globalOptions=n,this.atlasSize=n.webglTexSize,this.maxAtlasesPerBatch=n.webglTexPerBatch,this.renderTypes=new Map,this.collections=new Map,this.typeAndIdToKey=new Map},[{key:"getAtlasSize",value:function(){return this.atlasSize}},{key:"addAtlasCollection",value:function(e,t){var n=this.globalOptions,r=n.webglTexSize,i=n.createTextureCanvas,a=t.texRows,o=this._cacheScratchCanvas(i),s=new uq(this.r,r,a,o);this.collections.set(e,s)}},{key:"addRenderType",value:function(e,t){var n=t.collection;if(!this.collections.has(n))throw Error("invalid atlas collection name '".concat(n,"'"));var r=J({type:e,atlasCollection:this.collections.get(n)},t);this.renderTypes.set(e,r)}},{key:"getRenderTypeOpts",value:function(e){return this.renderTypes.get(e)}},{key:"getAtlasCollection",value:function(e){return this.collections.get(e)}},{key:"_cacheScratchCanvas",value:function(e){var t=-1,n=-1,r=null;return function(i,a,o,s){return s?(r&&a==t&&o==n||(t=a,n=o,r=e(i,a,o)),r):e(i,a,o)}}},{key:"_key",value:function(e,t){return"".concat(e,"-").concat(t)}},{key:"invalidate",value:function(e){var t,n=this,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{},i=r.forceRedraw,a=void 0!==i&&i,s=r.filterEle,l=void 0===s?function(){return!0}:s,u=r.filterType,c=void 0===u?function(){return!0}:u,d=!1,h=!1,f=o(e);try{for(f.s();!(t=f.n()).done;){var p=t.value;if(l(p)){var g,v=o(this.renderTypes.values());try{for(v.s();!(g=v.n()).done;)!function(){var e=g.value,t=e.type;if(c(t)){var r=n.collections.get(e.collection),i=e.getKey(p),o=Array.isArray(i)?i:[i];if(a)o.forEach(function(e){return r.markKeyForGC(e)}),h=!0;else{var s=e.getID?e.getID(p):p.id(),l=n._key(t,s),u=n.typeAndIdToKey.get(l);void 0!==u&&!function(e,t){if(e.length!==t.length)return!1;for(var n=0;n<e.length;n++)if(e[n]!==t[n])return!1;return!0}(o,u)&&(d=!0,n.typeAndIdToKey.delete(l),u.forEach(function(e){return r.markKeyForGC(e)}))}}}()}catch(e){v.e(e)}finally{v.f()}}}}catch(e){f.e(e)}finally{f.f()}return h&&(this.gc(),d=!1),d}},{key:"gc",value:function(){var e,t=o(this.collections.values());try{for(t.s();!(e=t.n()).done;)e.value.gc()}catch(e){t.e(e)}finally{t.f()}}},{key:"getOrCreateAtlas",value:function(e,t,n,r){var i=this.renderTypes.get(t),a=this.collections.get(i.collection),o=!1,s=a.draw(r,n,function(t){i.drawClipped?(t.save(),t.beginPath(),t.rect(0,0,n.w,n.h),t.clip(),i.drawElement(t,e,n,!0,!0),t.restore()):i.drawElement(t,e,n,!0,!0),o=!0});if(o){var l=i.getID?i.getID(e):e.id(),u=this._key(t,l);this.typeAndIdToKey.has(u)?this.typeAndIdToKey.get(u).push(r):this.typeAndIdToKey.set(u,[r])}return s}},{key:"getAtlasInfo",value:function(e,t){var n=this,r=this.renderTypes.get(t),i=r.getKey(e);return(Array.isArray(i)?i:[i]).map(function(i){var a=r.getBoundingBox(e,i),o=n.getOrCreateAtlas(e,t,a,i),s=l(o.getOffsets(i),2),u=s[0];return{atlas:o,tex:u,tex1:u,tex2:s[1],bb:a}})}},{key:"getDebugInfo",value:function(){var e,t=[],n=o(this.collections);try{for(n.s();!(e=n.n()).done;){var r=l(e.value,2),i=r[0],a=r[1].getCounts(),s=a.keyCount,u=a.atlasCount;t.push({type:i,keyCount:s,atlasCount:u})}}catch(e){n.e(e)}finally{n.f()}return t}}]),uU=a(function e(t){i(this,e),this.globalOptions=t,this.atlasSize=t.webglTexSize,this.maxAtlasesPerBatch=t.webglTexPerBatch,this.batchAtlases=[]},[{key:"getMaxAtlasesPerBatch",value:function(){return this.maxAtlasesPerBatch}},{key:"getAtlasSize",value:function(){return this.atlasSize}},{key:"getIndexArray",value:function(){return Array.from({length:this.maxAtlasesPerBatch},function(e,t){return t})}},{key:"startBatch",value:function(){this.batchAtlases=[]}},{key:"getAtlasCount",value:function(){return this.batchAtlases.length}},{key:"getAtlases",value:function(){return this.batchAtlases}},{key:"canAddToCurrentBatch",value:function(e){return this.batchAtlases.length!==this.maxAtlasesPerBatch||this.batchAtlases.includes(e)}},{key:"getAtlasIndexForBatch",value:function(e){var t=this.batchAtlases.indexOf(e);if(t<0){if(this.batchAtlases.length===this.maxAtlasesPerBatch)throw Error("cannot add more atlases to batch");this.batchAtlases.push(e),t=this.batchAtlases.length-1}return t}}]),uH={name:"screen",screen:!0},uK={name:"picking",picking:!0},uG=a(function e(t,n,r){i(this,e),this.r=t,this.gl=n,this.maxInstances=r.webglBatchSize,this.atlasSize=r.webglTexSize,this.bgColor=r.bgColor,this.debug=r.webglDebug,this.batchDebugInfo=[],r.enableWrapping=!0,r.createTextureCanvas=uD,this.atlasManager=new uW(t,r),this.batchManager=new uU(r),this.simpleShapeOptions=new Map,this.program=this._createShaderProgram(uH),this.pickingProgram=this._createShaderProgram(uK),this.vao=this._createVAO()},[{key:"addAtlasCollection",value:function(e,t){this.atlasManager.addAtlasCollection(e,t)}},{key:"addTextureAtlasRenderType",value:function(e,t){this.atlasManager.addRenderType(e,t)}},{key:"addSimpleShapeRenderType",value:function(e,t){this.simpleShapeOptions.set(e,t)}},{key:"invalidate",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{},n=t.type,r=this.atlasManager;return n?r.invalidate(e,{filterType:function(e){return e===n},forceRedraw:!0}):r.invalidate(e)}},{key:"gc",value:function(){this.atlasManager.gc()}},{key:"_createShaderProgram",value:function(e){var t=this.gl,n="#version 300 es\n      precision highp float;\n\n      uniform mat3 uPanZoomMatrix;\n      uniform int  uAtlasSize;\n      \n      // instanced\n      in vec2 aPosition; // a vertex from the unit square\n      \n      in mat3 aTransform; // used to transform verticies, eg into a bounding box\n      in int aVertType; // the type of thing we are rendering\n\n      // the z-index that is output when using picking mode\n      in vec4 aIndex;\n      \n      // For textures\n      in int aAtlasId; // which shader unit/atlas to use\n      in vec4 aTex; // x/y/w/h of texture in atlas\n\n      // for edges\n      in vec4 aPointAPointB;\n      in vec4 aPointCPointD;\n      in vec2 aLineWidth; // also used for node border width\n\n      // simple shapes\n      in vec4 aCornerRadius; // for round-rectangle [top-right, bottom-right, top-left, bottom-left]\n      in vec4 aColor; // also used for edges\n      in vec4 aBorderColor; // aLineWidth is used for border width\n\n      // output values passed to the fragment shader\n      out vec2 vTexCoord;\n      out vec4 vColor;\n      out vec2 vPosition;\n      // flat values are not interpolated\n      flat out int vAtlasId; \n      flat out int vVertType;\n      flat out vec2 vTopRight;\n      flat out vec2 vBotLeft;\n      flat out vec4 vCornerRadius;\n      flat out vec4 vBorderColor;\n      flat out vec2 vBorderWidth;\n      flat out vec4 vIndex;\n      \n      void main(void) {\n        int vid = gl_VertexID;\n        vec2 position = aPosition; // TODO make this a vec3, simplifies some code below\n\n        if(aVertType == ".concat(0,") {\n          float texX = aTex.x; // texture coordinates\n          float texY = aTex.y;\n          float texW = aTex.z;\n          float texH = aTex.w;\n\n          if(vid == 1 || vid == 2 || vid == 4) {\n            texX += texW;\n          }\n          if(vid == 2 || vid == 4 || vid == 5) {\n            texY += texH;\n          }\n\n          float d = float(uAtlasSize);\n          vTexCoord = vec2(texX / d, texY / d); // tex coords must be between 0 and 1\n\n          gl_Position = vec4(uPanZoomMatrix * aTransform * vec3(position, 1.0), 1.0);\n        }\n        else if(aVertType == ").concat(4," || aVertType == ").concat(7," \n             || aVertType == ").concat(5," || aVertType == ").concat(6,") { // simple shapes\n\n          // the bounding box is needed by the fragment shader\n          vBotLeft  = (aTransform * vec3(0, 0, 1)).xy; // flat\n          vTopRight = (aTransform * vec3(1, 1, 1)).xy; // flat\n          vPosition = (aTransform * vec3(position, 1)).xy; // will be interpolated\n\n          // calculations are done in the fragment shader, just pass these along\n          vColor = aColor;\n          vCornerRadius = aCornerRadius;\n          vBorderColor = aBorderColor;\n          vBorderWidth = aLineWidth;\n\n          gl_Position = vec4(uPanZoomMatrix * aTransform * vec3(position, 1.0), 1.0);\n        }\n        else if(aVertType == ").concat(1,") {\n          vec2 source = aPointAPointB.xy;\n          vec2 target = aPointAPointB.zw;\n\n          // adjust the geometry so that the line is centered on the edge\n          position.y = position.y - 0.5;\n\n          // stretch the unit square into a long skinny rectangle\n          vec2 xBasis = target - source;\n          vec2 yBasis = normalize(vec2(-xBasis.y, xBasis.x));\n          vec2 point = source + xBasis * position.x + yBasis * aLineWidth[0] * position.y;\n\n          gl_Position = vec4(uPanZoomMatrix * vec3(point, 1.0), 1.0);\n          vColor = aColor;\n        } \n        else if(aVertType == ").concat(2,") {\n          vec2 pointA = aPointAPointB.xy;\n          vec2 pointB = aPointAPointB.zw;\n          vec2 pointC = aPointCPointD.xy;\n          vec2 pointD = aPointCPointD.zw;\n\n          // adjust the geometry so that the line is centered on the edge\n          position.y = position.y - 0.5;\n\n          vec2 p0, p1, p2, pos;\n          if(position.x == 0.0) { // The left side of the unit square\n            p0 = pointA;\n            p1 = pointB;\n            p2 = pointC;\n            pos = position;\n          } else { // The right side of the unit square, use same approach but flip the geometry upside down\n            p0 = pointD;\n            p1 = pointC;\n            p2 = pointB;\n            pos = vec2(0.0, -position.y);\n          }\n\n          vec2 p01 = p1 - p0;\n          vec2 p12 = p2 - p1;\n          vec2 p21 = p1 - p2;\n\n          // Find the normal vector.\n          vec2 tangent = normalize(normalize(p12) + normalize(p01));\n          vec2 normal = vec2(-tangent.y, tangent.x);\n\n          // Find the vector perpendicular to p0 -> p1.\n          vec2 p01Norm = normalize(vec2(-p01.y, p01.x));\n\n          // Determine the bend direction.\n          float sigma = sign(dot(p01 + p21, normal));\n          float width = aLineWidth[0];\n\n          if(sign(pos.y) == -sigma) {\n            // This is an intersecting vertex. Adjust the position so that there's no overlap.\n            vec2 point = 0.5 * width * normal * -sigma / dot(normal, p01Norm);\n            gl_Position = vec4(uPanZoomMatrix * vec3(p1 + point, 1.0), 1.0);\n          } else {\n            // This is a non-intersecting vertex. Treat it like a mitre join.\n            vec2 point = 0.5 * width * normal * sigma * dot(normal, p01Norm);\n            gl_Position = vec4(uPanZoomMatrix * vec3(p1 + point, 1.0), 1.0);\n          }\n\n          vColor = aColor;\n        } \n        else if(aVertType == ").concat(3," && vid < 3) {\n          // massage the first triangle into an edge arrow\n          if(vid == 0)\n            position = vec2(-0.15, -0.3);\n          if(vid == 1)\n            position = vec2(  0.0,  0.0);\n          if(vid == 2)\n            position = vec2( 0.15, -0.3);\n\n          gl_Position = vec4(uPanZoomMatrix * aTransform * vec3(position, 1.0), 1.0);\n          vColor = aColor;\n        }\n        else {\n          gl_Position = vec4(2.0, 0.0, 0.0, 1.0); // discard vertex by putting it outside webgl clip space\n        }\n\n        vAtlasId = aAtlasId;\n        vVertType = aVertType;\n        vIndex = aIndex;\n      }\n    "),r=this.batchManager.getIndexArray(),i=function(e,t,n){var r=uB(e,e.VERTEX_SHADER,t),i=uB(e,e.FRAGMENT_SHADER,n),a=e.createProgram();if(e.attachShader(a,r),e.attachShader(a,i),e.linkProgram(a),!e.getProgramParameter(a,e.LINK_STATUS))throw Error("Could not initialize shaders");return a}(t,n,"#version 300 es\n      precision highp float;\n\n      // declare texture unit for each texture atlas in the batch\n      ".concat(r.map(function(e){return"uniform sampler2D uTexture".concat(e,";")}).join("\n	"),"\n\n      uniform vec4 uBGColor;\n      uniform float uZoom;\n\n      in vec2 vTexCoord;\n      in vec4 vColor;\n      in vec2 vPosition; // model coordinates\n\n      flat in int vAtlasId;\n      flat in vec4 vIndex;\n      flat in int vVertType;\n      flat in vec2 vTopRight;\n      flat in vec2 vBotLeft;\n      flat in vec4 vCornerRadius;\n      flat in vec4 vBorderColor;\n      flat in vec2 vBorderWidth;\n\n      out vec4 outColor;\n\n      ").concat("\n  float circleSD(vec2 p, float r) {\n    return distance(vec2(0), p) - r; // signed distance\n  }\n","\n      ").concat("\n  float rectangleSD(vec2 p, vec2 b) {\n    vec2 d = abs(p)-b;\n    return distance(vec2(0),max(d,0.0)) + min(max(d.x,d.y),0.0);\n  }\n","\n      ").concat("\n  float roundRectangleSD(vec2 p, vec2 b, vec4 cr) {\n    cr.xy = (p.x > 0.0) ? cr.xy : cr.zw;\n    cr.x  = (p.y > 0.0) ? cr.x  : cr.y;\n    vec2 q = abs(p) - b + cr.x;\n    return min(max(q.x, q.y), 0.0) + distance(vec2(0), max(q, 0.0)) - cr.x;\n  }\n","\n      ").concat("\n  float ellipseSD(vec2 p, vec2 ab) {\n    p = abs( p ); // symmetry\n\n    // find root with Newton solver\n    vec2 q = ab*(p-ab);\n    float w = (q.x<q.y)? 1.570796327 : 0.0;\n    for( int i=0; i<5; i++ ) {\n      vec2 cs = vec2(cos(w),sin(w));\n      vec2 u = ab*vec2( cs.x,cs.y);\n      vec2 v = ab*vec2(-cs.y,cs.x);\n      w = w + dot(p-u,v)/(dot(p-u,u)+dot(v,v));\n    }\n    \n    // compute final point and distance\n    float d = length(p-ab*vec2(cos(w),sin(w)));\n    \n    // return signed distance\n    return (dot(p/ab,p/ab)>1.0) ? d : -d;\n  }\n","\n\n      vec4 blend(vec4 top, vec4 bot) { // blend colors with premultiplied alpha\n        return vec4( \n          top.rgb + (bot.rgb * (1.0 - top.a)),\n          top.a   + (bot.a   * (1.0 - top.a)) \n        );\n      }\n\n      vec4 distInterp(vec4 cA, vec4 cB, float d) { // interpolate color using Signed Distance\n        // scale to the zoom level so that borders don't look blurry when zoomed in\n        // note 1.5 is an aribitrary value chosen because it looks good\n        return mix(cA, cB, 1.0 - smoothstep(0.0, 1.5 / uZoom, abs(d))); \n      }\n\n      void main(void) {\n        if(vVertType == ").concat(0,") {\n          // look up the texel from the texture unit\n          ").concat(r.map(function(e){return"if(vAtlasId == ".concat(e,") outColor = texture(uTexture").concat(e,", vTexCoord);")}).join("\n	else "),"\n        } \n        else if(vVertType == ").concat(3,") {\n          // mimics how canvas renderer uses context.globalCompositeOperation = 'destination-out';\n          outColor = blend(vColor, uBGColor);\n          outColor.a = 1.0; // make opaque, masks out line under arrow\n        }\n        else if(vVertType == ").concat(4," && vBorderWidth == vec2(0.0)) { // simple rectangle with no border\n          outColor = vColor; // unit square is already transformed to the rectangle, nothing else needs to be done\n        }\n        else if(vVertType == ").concat(4," || vVertType == ").concat(7," \n          || vVertType == ").concat(5," || vVertType == ").concat(6,") { // use SDF\n\n          float outerBorder = vBorderWidth[0];\n          float innerBorder = vBorderWidth[1];\n          float borderPadding = outerBorder * 2.0;\n          float w = vTopRight.x - vBotLeft.x - borderPadding;\n          float h = vTopRight.y - vBotLeft.y - borderPadding;\n          vec2 b = vec2(w/2.0, h/2.0); // half width, half height\n          vec2 p = vPosition - vec2(vTopRight.x - b[0] - outerBorder, vTopRight.y - b[1] - outerBorder); // translate to center\n\n          float d; // signed distance\n          if(vVertType == ").concat(4,") {\n            d = rectangleSD(p, b);\n          } else if(vVertType == ").concat(7," && w == h) {\n            d = circleSD(p, b.x); // faster than ellipse\n          } else if(vVertType == ").concat(7,") {\n            d = ellipseSD(p, b);\n          } else {\n            d = roundRectangleSD(p, b, vCornerRadius.wzyx);\n          }\n\n          // use the distance to interpolate a color to smooth the edges of the shape, doesn't need multisampling\n          // we must smooth colors inwards, because we can't change pixels outside the shape's bounding box\n          if(d > 0.0) {\n            if(d > outerBorder) {\n              discard;\n            } else {\n              outColor = distInterp(vBorderColor, vec4(0), d - outerBorder);\n            }\n          } else {\n            if(d > innerBorder) {\n              vec4 outerColor = outerBorder == 0.0 ? vec4(0) : vBorderColor;\n              vec4 innerBorderColor = blend(vBorderColor, vColor);\n              outColor = distInterp(innerBorderColor, outerColor, d);\n            } \n            else {\n              vec4 outerColor;\n              if(innerBorder == 0.0 && outerBorder == 0.0) {\n                outerColor = vec4(0);\n              } else if(innerBorder == 0.0) {\n                outerColor = vBorderColor;\n              } else {\n                outerColor = blend(vBorderColor, vColor);\n              }\n              outColor = distInterp(vColor, outerColor, d - innerBorder);\n            }\n          }\n        }\n        else {\n          outColor = vColor;\n        }\n\n        ").concat(e.picking?"if(outColor.a == 0.0) discard;\n             else outColor = vIndex;":"","\n      }\n    "));i.aPosition=t.getAttribLocation(i,"aPosition"),i.aIndex=t.getAttribLocation(i,"aIndex"),i.aVertType=t.getAttribLocation(i,"aVertType"),i.aTransform=t.getAttribLocation(i,"aTransform"),i.aAtlasId=t.getAttribLocation(i,"aAtlasId"),i.aTex=t.getAttribLocation(i,"aTex"),i.aPointAPointB=t.getAttribLocation(i,"aPointAPointB"),i.aPointCPointD=t.getAttribLocation(i,"aPointCPointD"),i.aLineWidth=t.getAttribLocation(i,"aLineWidth"),i.aColor=t.getAttribLocation(i,"aColor"),i.aCornerRadius=t.getAttribLocation(i,"aCornerRadius"),i.aBorderColor=t.getAttribLocation(i,"aBorderColor"),i.uPanZoomMatrix=t.getUniformLocation(i,"uPanZoomMatrix"),i.uAtlasSize=t.getUniformLocation(i,"uAtlasSize"),i.uBGColor=t.getUniformLocation(i,"uBGColor"),i.uZoom=t.getUniformLocation(i,"uZoom"),i.uTextures=[];for(var a=0;a<this.batchManager.getMaxAtlasesPerBatch();a++)i.uTextures.push(t.getUniformLocation(i,"uTexture".concat(a)));return i}},{key:"_createVAO",value:function(){var e,t,n,r,i,a,o=[0,0,1,0,1,1,0,0,1,1,0,1];this.vertexCount=o.length/2;var s=this.maxInstances,u=this.gl,c=this.program,d=u.createVertexArray();return u.bindVertexArray(d),e=c.aPosition,n=(t=l(uI(u,"vec2"),2))[0],i=uL(u,r=t[1],o),a=u.createBuffer(),u.bindBuffer(u.ARRAY_BUFFER,a),u.bufferData(u.ARRAY_BUFFER,i,u.STATIC_DRAW),r===u.FLOAT?u.vertexAttribPointer(e,n,r,!1,0,0):r===u.INT&&u.vertexAttribIPointer(e,n,r,0,0),u.enableVertexAttribArray(e),u.bindBuffer(u.ARRAY_BUFFER,null),this.transformBuffer=function(e,t,n){for(var r=new Float32Array(9*t),i=Array(t),a=0;a<t;a++){var o=9*a*4;i[a]=new Float32Array(r.buffer,o,9)}var s=e.createBuffer();e.bindBuffer(e.ARRAY_BUFFER,s),e.bufferData(e.ARRAY_BUFFER,r.byteLength,e.DYNAMIC_DRAW);for(var l=0;l<3;l++){var u=n+l;e.enableVertexAttribArray(u),e.vertexAttribPointer(u,3,e.FLOAT,!1,36,12*l),e.vertexAttribDivisor(u,1)}return e.bindBuffer(e.ARRAY_BUFFER,null),s.getMatrixView=function(e){return i[e]},s.setData=function(e,t){i[t].set(e,0)},s.bufferSubData=function(){e.bindBuffer(e.ARRAY_BUFFER,s),e.bufferSubData(e.ARRAY_BUFFER,0,r)},s}(u,s,c.aTransform),this.indexBuffer=uN(u,s,"vec4",c.aIndex),this.vertTypeBuffer=uN(u,s,"int",c.aVertType),this.atlasIdBuffer=uN(u,s,"int",c.aAtlasId),this.texBuffer=uN(u,s,"vec4",c.aTex),this.pointAPointBBuffer=uN(u,s,"vec4",c.aPointAPointB),this.pointCPointDBuffer=uN(u,s,"vec4",c.aPointCPointD),this.lineWidthBuffer=uN(u,s,"vec2",c.aLineWidth),this.colorBuffer=uN(u,s,"vec4",c.aColor),this.cornerRadiusBuffer=uN(u,s,"vec4",c.aCornerRadius),this.borderColorBuffer=uN(u,s,"vec4",c.aBorderColor),u.bindVertexArray(null),d}},{key:"buffers",get:function(){var e=this;return this._buffers||(this._buffers=Object.keys(this).filter(function(e){return U(e,"Buffer")}).map(function(t){return e[t]})),this._buffers}},{key:"startFrame",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:uH;this.panZoomMatrix=e,this.renderTarget=t,this.batchDebugInfo=[],this.wrappedCount=0,this.simpleCount=0,this.startBatch()}},{key:"startBatch",value:function(){this.instanceCount=0,this.batchManager.startBatch()}},{key:"endFrame",value:function(){this.endBatch()}},{key:"_isVisible",value:function(e,t){return!!e.visible()&&(!t||!t.isVisible||t.isVisible(e))}},{key:"drawTexture",value:function(e,t,n){var r=this.atlasManager,i=this.batchManager,a=r.getRenderTypeOpts(n);if(this._isVisible(e,a)&&(!e.isEdge()||this._isValidEdge(e))){if(this.renderTarget.picking&&a.getTexPickingMode){var s=a.getTexPickingMode(e);if(1===s)return;if(2==s)return void this.drawPickingRectangle(e,t,n)}var u,c=o(r.getAtlasInfo(e,n));try{for(c.s();!(u=c.n()).done;){var d=u.value,h=d.atlas,f=d.tex1,p=d.tex2;i.canAddToCurrentBatch(h)||this.endBatch();for(var g=i.getAtlasIndexForBatch(h),v=0,y=[[f,!0],[p,!1]];v<y.length;v++){var b=l(y[v],2),x=b[0],w=b[1];if(0!=x.w){var E=this.instanceCount;this.vertTypeBuffer.getView(E)[0]=0;var k=this.indexBuffer.getView(E);uR(t,k),this.atlasIdBuffer.getView(E)[0]=g;var T=this.texBuffer.getView(E);T[0]=x.x,T[1]=x.y,T[2]=x.w,T[3]=x.h;var C=this.transformBuffer.getMatrixView(E);this.setTransformMatrix(e,C,a,d,w),this.instanceCount++,!w&&this.wrappedCount++,this.instanceCount>=this.maxInstances&&this.endBatch()}}}}catch(e){c.e(e)}finally{c.f()}}}},{key:"setTransformMatrix",value:function(e,t,n,r){var i=!(arguments.length>4)||void 0===arguments[4]||arguments[4],a=0;if(n.shapeProps&&n.shapeProps.padding&&(a=e.pstyle(n.shapeProps.padding).pfValue),r){var o=r.bb,s=r.tex1,l=r.tex2,u=s.w/(s.w+l.w);i||(u=1-u);var c=this._getAdjustedBB(o,a,i,u);this._applyTransformMatrix(t,c,n,e)}else{var d=n.getBoundingBox(e),h=this._getAdjustedBB(d,a,!0,1);this._applyTransformMatrix(t,h,n,e)}}},{key:"_applyTransformMatrix",value:function(e,t,n,r){uV(e);var i,a,o=n.getRotation?n.getRotation(r):0;if(0!==o){var s=n.getRotationPoint(r);uF(e,e,[s.x,s.y]),uX(e,e,o);var l=n.getRotationOffset(r);i=l.x+(t.xOffset||0),a=l.y+(t.yOffset||0)}else i=t.x1,a=t.y1;uF(e,e,[i,a]),uj(e,e,[t.w,t.h])}},{key:"_getAdjustedBB",value:function(e,t,n,r){var i=e.x1,a=e.y1,o=e.w,s=e.h,l=e.yOffset;t&&(i-=t,a-=t,o+=2*t,s+=2*t);var u=0,c=o*r;return n&&r<1?o=c:!n&&r<1&&(i+=u=o-c,o=c),{x1:i,y1:a,w:o,h:s,xOffset:u,yOffset:l}}},{key:"drawPickingRectangle",value:function(e,t,n){var r=this.atlasManager.getRenderTypeOpts(n),i=this.instanceCount;this.vertTypeBuffer.getView(i)[0]=4,uR(t,this.indexBuffer.getView(i)),uM([0,0,0],1,this.colorBuffer.getView(i));var a=this.transformBuffer.getMatrixView(i);this.setTransformMatrix(e,a,r),this.simpleCount++,this.instanceCount++,this.instanceCount>=this.maxInstances&&this.endBatch()}},{key:"drawNode",value:function(e,t,n){var r=this.simpleShapeOptions.get(n);if(this._isVisible(e,r)){var i=r.shapeProps,a=this._getVertTypeForShape(e,i.shape);if(void 0===a||r.isSimple&&!r.isSimple(e,this.renderTarget))return void this.drawTexture(e,t,n);var o=this.instanceCount;if(this.vertTypeBuffer.getView(o)[0]=a,5===a||6===a){var s=r.getBoundingBox(e),l=this._getCornerRadius(e,i.radius,s),u=this.cornerRadiusBuffer.getView(o);u[0]=l,u[1]=l,u[2]=l,u[3]=l,6===a&&(u[0]=0,u[2]=0)}uR(t,this.indexBuffer.getView(o));var c=this.renderTarget.picking?1:"node-body"===n?e.effectiveOpacity():1,d=this.renderTarget.picking?1:e.pstyle(i.opacity).value*c;uM(e.pstyle(i.color).value,d,this.colorBuffer.getView(o));var h=this.lineWidthBuffer.getView(o);if(h[0]=0,h[1]=0,i.border){var f=e.pstyle("border-width").value;if(f>0){uM(e.pstyle("border-color").value,c*e.pstyle("border-opacity").value,this.borderColorBuffer.getView(o));var p=e.pstyle("border-position").value;if("inside"===p)h[0]=0,h[1]=-f;else if("outside"===p)h[0]=f,h[1]=0;else{var g=f/2;h[0]=g,h[1]=-g}}}var v=this.transformBuffer.getMatrixView(o);this.setTransformMatrix(e,v,r),this.simpleCount++,this.instanceCount++,this.instanceCount>=this.maxInstances&&this.endBatch()}}},{key:"_getVertTypeForShape",value:function(e,t){switch(e.pstyle(t).value){case"rectangle":return 4;case"ellipse":return 7;case"roundrectangle":case"round-rectangle":return 5;case"bottom-round-rectangle":return 6;default:return}}},{key:"_getCornerRadius",value:function(e,t,n){var r=n.w,i=n.h;return"auto"===e.pstyle(t).value?t1(r,i):Math.min(e.pstyle(t).pfValue,i/2,r/2)}},{key:"drawEdgeArrow",value:function(e,t,n){if(e.visible()){var r,i,a,o=e._private.rscratch;if(("source"===n?(r=o.arrowStartX,i=o.arrowStartY,a=o.srcArrowAngle):(r=o.arrowEndX,i=o.arrowEndY,a=o.tgtArrowAngle),!(isNaN(r)||null==r||isNaN(i)||null==i||isNaN(a))&&null!=a)&&"none"!==e.pstyle(n+"-arrow-shape").value){var s=e.pstyle(n+"-arrow-color").value,l=e.pstyle("opacity").value,u=e.pstyle("line-opacity").value,c=e.pstyle("width").pfValue,d=e.pstyle("arrow-scale").value,h=this.r.getArrowWidth(c,d),f=this.instanceCount,p=this.transformBuffer.getMatrixView(f);uV(p),uF(p,p,[r,i]),uj(p,p,[h,h]),uX(p,p,a),this.vertTypeBuffer.getView(f)[0]=3,uR(t,this.indexBuffer.getView(f)),uM(s,l*u,this.colorBuffer.getView(f)),this.instanceCount++,this.instanceCount>=this.maxInstances&&this.endBatch()}}}},{key:"drawEdgeLine",value:function(e,t){if(e.visible()){var n=this._getEdgePoints(e);if(n){var r=e.pstyle("opacity").value,i=e.pstyle("line-opacity").value,a=e.pstyle("width").pfValue,o=e.pstyle("line-color").value,s=r*i;if(n.length/2+this.instanceCount>this.maxInstances&&this.endBatch(),4==n.length){var l=this.instanceCount;this.vertTypeBuffer.getView(l)[0]=1,uR(t,this.indexBuffer.getView(l)),uM(o,s,this.colorBuffer.getView(l)),this.lineWidthBuffer.getView(l)[0]=a;var u=this.pointAPointBBuffer.getView(l);u[0]=n[0],u[1]=n[1],u[2]=n[2],u[3]=n[3],this.instanceCount++,this.instanceCount>=this.maxInstances&&this.endBatch()}else for(var c=0;c<n.length-2;c+=2){var d=this.instanceCount;this.vertTypeBuffer.getView(d)[0]=2,uR(t,this.indexBuffer.getView(d)),uM(o,s,this.colorBuffer.getView(d)),this.lineWidthBuffer.getView(d)[0]=a;var h=n[c-2],f=n[c-1],p=n[c],g=n[c+1],v=n[c+2],y=n[c+3],b=n[c+4],x=n[c+5];0==c&&(h=2*p-v+.001,f=2*g-y+.001),c==n.length-4&&(b=2*v-p+.001,x=2*y-g+.001);var w=this.pointAPointBBuffer.getView(d);w[0]=h,w[1]=f,w[2]=p,w[3]=g;var E=this.pointCPointDBuffer.getView(d);E[0]=v,E[1]=y,E[2]=b,E[3]=x,this.instanceCount++,this.instanceCount>=this.maxInstances&&this.endBatch()}}}}},{key:"_isValidEdge",value:function(e){var t=e._private.rscratch;return!(t.badLine||null==t.allpts||isNaN(t.allpts[0]))}},{key:"_getEdgePoints",value:function(e){var t=e._private.rscratch;if(this._isValidEdge(e)){var n=t.allpts;if(4==n.length)return n;var r=this._getNumSegments(e);return this._getCurveSegmentPoints(n,r)}}},{key:"_getNumSegments",value:function(e){return Math.min(15,this.maxInstances)}},{key:"_getCurveSegmentPoints",value:function(e,t){if(4==e.length)return e;for(var n=Array((t+1)*2),r=0;r<=t;r++)if(0==r)n[0]=e[0],n[1]=e[1];else if(r==t)n[2*r]=e[e.length-2],n[2*r+1]=e[e.length-1];else{var i=r/t;this._setCurvePoint(e,i,n,2*r)}return n}},{key:"_setCurvePoint",value:function(e,t,n,r){if(e.length<=2)n[r]=e[0],n[r+1]=e[1];else{for(var i=Array(e.length-2),a=0;a<i.length;a+=2){var o=(1-t)*e[a]+t*e[a+2],s=(1-t)*e[a+1]+t*e[a+3];i[a]=o,i[a+1]=s}return this._setCurvePoint(i,t,n,r)}}},{key:"endBatch",value:function(){var e=this.gl,t=this.vao,n=this.vertexCount,r=this.instanceCount;if(0!==r){var i,a,s=this.renderTarget.picking?this.pickingProgram:this.program;e.useProgram(s),e.bindVertexArray(t);var l,u=o(this.buffers);try{for(u.s();!(l=u.n()).done;)l.value.bufferSubData(r)}catch(e){u.e(e)}finally{u.f()}for(var c=this.batchManager.getAtlases(),d=0;d<c.length;d++)c[d].bufferIfNeeded(e);for(var h=0;h<c.length;h++)e.activeTexture(e.TEXTURE0+h),e.bindTexture(e.TEXTURE_2D,c[h].texture),e.uniform1i(s.uTextures[h],h);e.uniform1f(s.uZoom,(a=(i=this.r).pixelRatio,i.cy.zoom()*a)),e.uniformMatrix3fv(s.uPanZoomMatrix,!1,this.panZoomMatrix),e.uniform1i(s.uAtlasSize,this.batchManager.getAtlasSize());var f=uM(this.bgColor,1);e.uniform4fv(s.uBGColor,f),e.drawArraysInstanced(e.TRIANGLES,0,n,r),e.bindVertexArray(null),e.bindTexture(e.TEXTURE_2D,null),this.debug&&this.batchDebugInfo.push({count:r,atlasCount:c.length}),this.startBatch()}}},{key:"getDebugInfo",value:function(){var e=this.atlasManager.getDebugInfo(),t=e.reduce(function(e,t){return e+t.atlasCount},0),n=this.batchDebugInfo,r=n.reduce(function(e,t){return e+t.count},0);return{atlasInfo:e,totalAtlases:t,wrappedCount:this.wrappedCount,simpleCount:this.simpleCount,batchCount:n.length,batchInfo:n,totalInstances:r}}}]),uZ={};function u$(e,t){return eH(e._private.rscratch,"labelWrapCachedLines",t)||[]}uZ.initWebgl=function(e,t){var n,r,i,a,s,u,c,d,h=this,f=h.data.contexts[h.WEBGL];e.bgColor=er((n=h.cy.container())&&n.style&&n.style.backgroundColor||"white"),e.webglTexSize=Math.min(e.webglTexSize,f.getParameter(f.MAX_TEXTURE_SIZE)),e.webglTexRows=Math.min(e.webglTexRows,54),e.webglTexRowsNodes=Math.min(e.webglTexRowsNodes,54),e.webglBatchSize=Math.min(e.webglBatchSize,16384),e.webglTexPerBatch=Math.min(e.webglTexPerBatch,f.getParameter(f.MAX_TEXTURE_IMAGE_UNITS)),h.webglDebug=e.webglDebug,h.webglDebugShowAtlases=e.webglDebugShowAtlases,c=f.createFramebuffer(),f.bindFramebuffer(f.FRAMEBUFFER,c),d=f.createTexture(),f.bindTexture(f.TEXTURE_2D,d),f.texParameteri(f.TEXTURE_2D,f.TEXTURE_MIN_FILTER,f.LINEAR),f.texParameteri(f.TEXTURE_2D,f.TEXTURE_WRAP_S,f.CLAMP_TO_EDGE),f.texParameteri(f.TEXTURE_2D,f.TEXTURE_WRAP_T,f.CLAMP_TO_EDGE),f.framebufferTexture2D(f.FRAMEBUFFER,f.COLOR_ATTACHMENT0,f.TEXTURE_2D,d,0),f.bindFramebuffer(f.FRAMEBUFFER,null),c.setFramebufferAttachmentSizes=function(e,t){f.bindTexture(f.TEXTURE_2D,d),f.texImage2D(f.TEXTURE_2D,0,f.RGBA,e,t,0,f.RGBA,f.UNSIGNED_BYTE,null)},h.pickingFrameBuffer=c,h.pickingFrameBuffer.needsDraw=!0,h.drawing=new 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