diff --git a/build/xypic.js b/build/xypic.js
index 4739ff1..da153f0 100644
--- a/build/xypic.js
+++ b/build/xypic.js
@@ -1 +1 @@
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Ce.Corner.CU})),Ae(/^(LD|DL)/).to((function(){return new Ce.Corner.LD})),Ae(/^(RD|DR)/).to((function(){return new Ce.Corner.RD})),Ae(/^(LU|UL)/).to((function(){return new Ce.Corner.LU})),Ae(/^(RU|UR)/).to((function(){return new Ce.Corner.RU})),Be("L").to((function(){return new Ce.Corner.L})),Be("R").to((function(){return new Ce.Corner.R})),Be("D").to((function(){return new Ce.Corner.D})),Be("U").to((function(){return new Ce.Corner.U})),Be("E").to((function(){return new Ce.Corner.NearestEdgePoint})),Be("P").to((function(){return new Ce.Corner.PropEdgePoint})),Be("A").to((function(){return new Ce.Corner.Axis})))})),place:Ve((function(){return De(Be("<").andr(_e.place).to((function(e){return new Ce.Place(1,0,void 0,void 0).compound(e)})),Be(">").andr(_e.place).to((function(e){return new Ce.Place(0,1,void 0,void 0).compound(e)})),Be("(").andr(_e.factor).andl(Le(")")).and(_e.place).to((function(e){return new Ce.Place(0,0,new Ce.Place.Factor(e.head),void 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e.head.toString()+e.tail}))})),looseFactor:Ve(Me(De(Ae(/^(\d \d*(\.\d*))/).to((function(e){return parseFloat(e.replace(/ /,""))})),Ae(/^[+\-]?(\d+(\.\d*)?|\d*\.\d+)/).to((function(e){return parseFloat(e)}))))),id:Ve(Me(Ee(/^[^"]+/))),object:Ve((function(){return De(Te(_e.modifier).and(_e.objectbox).to((function(e){return new Ce.Object(e.head,e.tail)})))})),objectbox:Ve((function(){return De(_e.mathText,Be("@").andr(_e.dir),Be("\\dir").andr(_e.dir),Be("\\cir").andr(_e.cirRadius).andl(Le("{")).and(_e.cir).andl(Le("}")).to((function(e){return new Ce.ObjectBox.Cir(e.head,e.tail)})),Be("\\frm").andr(_e.frameRadius).andl(Le("{")).and(_e.frameMain).andl(Le("}")).to((function(e){return new Ce.ObjectBox.Frame(e.head,e.tail)})),Be("\\object").andr(_e.object).to((function(e){return new Ce.ObjectBox.WrapUpObject(e)})),Be("\\composite").and(Le("{")).andr(_e.compositeObject).andl(Le("}")).to((function(e){return new 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Ce.Diag.RU})),Be("l").to((function(e){return new Ce.Diag.L})),Be("r").to((function(e){return new Ce.Diag.R})),Be("d").to((function(e){return new Ce.Diag.D})),Be("u").to((function(e){return new Ce.Diag.U})))})),decor:Ve((function(){return _e.command().rep().to((function(e){return new Ce.Decor(e)}))})),command:Ve((function(){return De(Be("\\ar").andr(Me(Te(_e.arrowForm))).and(_e.path).to((function(e){return new Ce.Command.Ar(e.head,e.tail)})),Be("\\xymatrix").andr(_e.xymatrix),Be("\\PATH").andr(_e.path).to((function(e){return new Ce.Command.Path(e)})),Be("\\afterPATH").andr(Le("{")).andr(_e.decor).andl(Le("}")).and(_e.path).to((function(e){return new Ce.Command.AfterPath(e.head,e.tail)})),Be("\\save").andr(_e.pos).to((function(e){return new Ce.Command.Save(e)})),Be("\\restore").to((function(){return new Ce.Command.Restore})),Be("\\POS").andr(_e.pos).to((function(e){return new 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rt.Point(this.x,this.y-this.d);var b=Math.sqrt(S)/g,C=d/f,k=v*w+x*b+m,M=C*(x*w-v*b+p-p)+p,P=v*w-x*b+m,O=C*(x*w+v*b+p-p)+p,B=Ne;return B(k-m)===B(e-m)&&B(M-p)===B(t-p)?new rt.Point(k,M):new rt.Point(P,O)}},{key:"proportionalEdgePoint",value:function(e,t){if(this.isPoint())return this;if(this.isPerfectCircle()){var n,r=e-this.x,i=t-this.y;return n=Math.abs(r)<c.machinePrecision&&Math.abs(i)<c.machinePrecision?-Math.PI/2:Math.atan2(i,r),new rt.Point(this.x-this.r*Math.cos(n),this.y-this.r*Math.sin(n))}Math.PI;var a=this.l,o=this.r,u=this.u,s=this.d,h=this.x,l=this.y,m=h+(o-a)/2,p=l+(u-s)/2,f=(a+o)/2,d=(u+s)/2,y=-(r=e-h),v=(i=t-l)*f,x=y*d,g=v*v+x*x,w=-(s=v*m+x*p+((r*l-i*h)*f+(f-d)*y*p))/g,S=g*f*f-s*s;if(S<0)return new rt.Point(this.x,this.y-this.d);var b=Math.sqrt(S)/g,C=d/f,k=v*w+x*b+m,M=C*(x*w-v*b+p-p)+p,P=v*w-x*b+m,O=C*(x*w+v*b+p-p)+p;return sign(k-m)===sign(e-m)&&sign(M-p)===sign(t-p)?new rt.Point(P,O):new rt.Point(k,M)}},{key:"grow",value:function(e,t){return new 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rt.Ellipse(this.x,this.y,Math.max(0,this.l-e),Math.max(0,this.r+e),Math.max(0,this.u+t),Math.max(0,this.d-t))}},{key:"rotate",value:function(e){return this}},{key:"contains",value:function(e){var t=e.x,n=e.y;if(this.isPoint())return!1;var r=this.l,i=this.r,a=this.u,o=this.d,u=(r+i)/2,s=t-(this.x+(i-r)/2),c=(n-(this.y+(a-o)/2))/((a+o)/2/u);return s*s+c*c<=u*u}},{key:"toString",value:function(){return"{x:"+this.x+", y:"+this.y+", l:"+this.l+", r:"+this.r+", u:"+this.u+", d:"+this.d+"}"}}]),n}(rt);var ft=function(){function e(){lt(this,e)}return pt(e,[{key:"isNone",get:function(){return!1}}]),e}();function dt(e,t){for(var n=0;n<t.length;n++){var r=t[n];r.enumerable=r.enumerable||!1,r.configurable=!0,"value"in r&&(r.writable=!0),Object.defineProperty(e,r.key,r)}}ft.NoneShape=function(e){at(n,e);var t=ut(n);function n(){return lt(this,n),t.call(this)}return 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0!==this.fillColor&&(t.fill=this.fillColor),e.createSVGElement("rect",t))}},{key:"getBoundingBox",value:function(){return new rt.Rect(this.x,this.y,{l:this.left,r:this.right,u:this.up,d:this.down})}},{key:"toString",value:function(){return"RectangleShape[x:"+this.x+", y:"+this.y+", left:"+this.left+", right:"+this.right+", up:"+this.up+", down:"+this.down+", r:"+this.r+", isDouble:"+this.isDouble+", dasharray:"+this.dasharray+"]"}}]),n}(ft),ft.EllipseShape=function(e){at(n,e);var t=ut(n);function n(e,r,i,a,o,u,s,c,h){var l;return lt(this,n),(l=t.call(this)).x=e,l.y=r,l.rx=i,l.ry=a,l.isDoubled=o,l.color=u,l.dasharray=s,l.fillColor=c,l.hideLine=h||!1,Xe(ct(l),"getBoundingBox"),l}return pt(n,[{key:"draw",value:function(e){var t;t={cx:pe.measure.em2px(this.x),cy:-pe.measure.em2px(this.y),rx:pe.measure.em2px(this.rx),ry:pe.measure.em2px(this.ry)},void 0!==this.dasharray&&(t["stroke-dasharray"]=this.dasharray),this.hideLine?t.stroke="none":void 0!==this.color&&(t.stroke=this.color),void 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t=this.c;e.createSVGElement("image",{x:pe.measure.em2px(t.x-t.l),y:pe.measure.em2px(-t.y-t.u),width:pe.measure.em2px(t.l+t.r),height:pe.measure.em2px(t.u+t.d),preserveAspectRatio:"none","xlink:href":this.url})}},{key:"getBoundingBox",value:function(){return this.c}},{key:"getOriginalReferencePoint",value:function(){return this.c}},{key:"toString",value:function(){return"ImageShape[c:"+this.c.toString()+", height:"+this.height+", width:"+this.width+", url:"+this.url+"]"}}]),n}(ft),ft.ArrowheadShape=function(e){at(n,e);var t=ut(n);function n(){return lt(this,n),t.call(this)}return pt(n,[{key:"draw",value:function(e){var t=e.createGroup(e.transformBuilder().translate(this.c.x,this.c.y).rotateRadian(this.angle));this.drawDelegate(t)}},{key:"getBoundingBox",value:function(){return this.c.toRect(this.getBox()).rotate(this.angle)}},{key:"toString",value:function(){return"ArrowheadShape[c:"+this.c.toString()+", angle:"+this.angle+"]"}}]),n}(ft),ft.GT2ArrowheadShape=function(e){at(n,e);var t=ut(n);function n(e,r){var i;return lt(this,n),(i=t.call(this)).c=e,i.angle=r,Xe(ct(i),"getBoundingBox"),i}return pt(n,[{key:"getBox",value:function(){var e=pe.measure.oneem;return{l:.456*e,r:0,d:.229*e,u:.229*e}}},{key:"getRadius",value:function(){return.213*pe.measure.oneem}},{key:"drawDelegate",value:function(e){var t=pe.measure.oneem,n=e.createGroup(e.transformBuilder().rotateDegree(-10)),r=e.createGroup(e.transformBuilder().rotateDegree(10));n.createSVGElement("path",{d:"M0,0 Q"+pe.measure.em2px(-.222*t)+","+pe.measure.em2px(-.02*t)+" "+pe.measure.em2px(-.489*t)+","+pe.measure.em2px(-.147*t)}),r.createSVGElement("path",{d:"M0,0 Q"+pe.measure.em2px(-.222*t)+","+pe.measure.em2px(.02*t)+" "+pe.measure.em2px(-.489*t)+","+pe.measure.em2px(.147*t)})}}]),n}(ft.ArrowheadShape),ft.GT3ArrowheadShape=function(e){at(n,e);var t=ut(n);function n(e,r){var i;return lt(this,n),(i=t.call(this)).c=e,i.angle=r,Xe(ct(i),"getBoundingBox"),i}return pt(n,[{key:"getBox",value:function(){var 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pt(n,[{key:"getBox",value:function(){return{l:0,r:.5*pe.measure.lineElementLength,u:.5*pe.measure.lineElementLength,d:.5*pe.measure.lineElementLength}}},{key:"drawDelegate",value:function(e){pe.measure.thickness;var t=pe.measure.em2px(.5*pe.measure.lineElementLength);e.createSVGElement("path",{d:"M"+t+","+-t+" A "+t+","+t+" 0 0,0 "+t+","+t})}}]),n}(ft.ArrowheadShape),ft.UpperRParenArrowheadShape=function(e){at(n,e);var t=ut(n);function n(e,r){var i;return lt(this,n),(i=t.call(this)).c=e,i.angle=r,Xe(ct(i),"getBoundingBox"),i}return pt(n,[{key:"getBox",value:function(){return{l:0,r:.5*pe.measure.lineElementLength,u:pe.measure.lineElementLength,d:0}}},{key:"drawDelegate",value:function(e){pe.measure.thickness;var t=pe.measure.em2px(.5*pe.measure.lineElementLength);e.createSVGElement("path",{d:"M0,0 A "+t+","+t+" 0 0,0 0,"+-2*t})}}]),n}(ft.ArrowheadShape),ft.LowerRParenArrowheadShape=function(e){at(n,e);var t=ut(n);function n(e,r){var i;return lt(this,n),(i=t.call(this)).c=e,i.angle=r,Xe(ct(i),"getBoundingBox"),i}return pt(n,[{key:"getBox",value:function(){return{l:0,r:.5*pe.measure.lineElementLength,u:0,d:pe.measure.lineElementLength}}},{key:"drawDelegate",value:function(e){pe.measure.thickness;var t=pe.measure.em2px(.5*pe.measure.lineElementLength);e.createSVGElement("path",{d:"M0,0 A "+t+","+t+" 0 0,1 0,"+2*t})}}]),n}(ft.ArrowheadShape),ft.RParenArrowheadShape=function(e){at(n,e);var t=ut(n);function n(e,r){var i;return lt(this,n),(i=t.call(this)).c=e,i.angle=r,Xe(ct(i),"getBoundingBox"),i}return pt(n,[{key:"getBox",value:function(){return{l:.5*pe.measure.lineElementLength,r:0,u:.5*pe.measure.lineElementLength,d:.5*pe.measure.lineElementLength}}},{key:"drawDelegate",value:function(e){pe.measure.thickness;var t=pe.measure.em2px(.5*pe.measure.lineElementLength);e.createSVGElement("path",{d:"M"+-t+","+-t+" A "+t+","+t+" 0 0,1 "+-t+","+t})}}]),n}(ft.ArrowheadShape),ft.LowerBackquoteArrowheadShape=function(e){at(n,e);var t=ut(n);function n(e,r){var i;return lt(this,n),(i=t.call(this)).c=e,i.angle=r,Xe(ct(i),"getBoundingBox"),i}return pt(n,[{key:"getBox",value:function(){return{l:.5*pe.measure.lineElementLength,r:0,u:0,d:.5*pe.measure.lineElementLength}}},{key:"drawDelegate",value:function(e){pe.measure.thickness;var t=pe.measure.em2px(.5*pe.measure.lineElementLength);e.createSVGElement("path",{d:"M0,0 A "+t+","+t+" 0 0,0 "+-t+","+t})}}]),n}(ft.ArrowheadShape),ft.UpperBackquoteArrowheadShape=function(e){at(n,e);var t=ut(n);function n(e,r){var i;return lt(this,n),(i=t.call(this)).c=e,i.angle=r,Xe(ct(i),"getBoundingBox"),i}return pt(n,[{key:"getBox",value:function(){return{l:.5*pe.measure.lineElementLength,r:0,u:.5*pe.measure.lineElementLength,d:0}}},{key:"drawDelegate",value:function(e){pe.measure.thickness;var t=pe.measure.em2px(.5*pe.measure.lineElementLength);e.createSVGElement("path",{d:"M0,0 A "+t+","+t+" 0 0,1 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t=ut(n);function n(e,r){var i;return lt(this,n),(i=t.call(this)).c=e,i.angle=r,Xe(ct(i),"getBoundingBox"),i}return pt(n,[{key:"getBox",value:function(){return{l:.5*pe.measure.lineElementLength,r:.5*pe.measure.lineElementLength,u:.5*pe.measure.lineElementLength,d:.5*pe.measure.lineElementLength}}},{key:"drawDelegate",value:function(e){var t=pe.measure.lineElementLength/2,n=pe.measure.em2px(t);e.createSVGElement("line",{x1:-n,y1:0,x2:n,y2:0}),e.createSVGElement("line",{x1:0,y1:n,x2:0,y2:-n})}}]),n}(ft.ArrowheadShape),ft.XArrowheadShape=function(e){at(n,e);var t=ut(n);function n(e,r){var i;return lt(this,n),(i=t.call(this)).c=e,i.angle=r+Math.PI/4,Xe(ct(i),"getBoundingBox"),i}return pt(n,[{key:"getBox",value:function(){return{l:.5*pe.measure.lineElementLength,r:.5*pe.measure.lineElementLength,u:.5*pe.measure.lineElementLength,d:.5*pe.measure.lineElementLength}}},{key:"drawDelegate",value:function(e){var t=pe.measure.lineElementLength/2,n=pe.measure.em2px(t);e.createSVGElement("line",{x1:-n,y1:0,x2:n,y2:0}),e.createSVGElement("line",{x1:0,y1:n,x2:0,y2:-n})}}]),n}(ft.ArrowheadShape),ft.SlashArrowheadShape=function(e){at(n,e);var t=ut(n);function n(e,r){var i;return lt(this,n),(i=t.call(this)).c=e,i.angle=r-Math.PI/10,Xe(ct(i),"getBoundingBox"),i}return pt(n,[{key:"getBox",value:function(){return{l:0,r:0,u:pe.measure.lineElementLength/2,d:pe.measure.lineElementLength/2}}},{key:"drawDelegate",value:function(e){var t=pe.measure.lineElementLength/2,n=pe.measure.em2px(t);e.createSVGElement("line",{x1:0,y1:n,x2:0,y2:-n})}}]),n}(ft.ArrowheadShape),ft.Line3ArrowheadShape=function(e){at(n,e);var t=ut(n);function n(e,r){var i;return lt(this,n),(i=t.call(this)).c=e,i.angle=r,Xe(ct(i),"getBoundingBox"),i}return pt(n,[{key:"getBox",value:function(){return{l:0,r:pe.measure.lineElementLength,u:pe.measure.thickness,d:pe.measure.thickness}}},{key:"drawDelegate",value:function(e){var t=pe.measure.em2px(pe.measure.lineElementLength),n=pe.measure.em2px(pe.measure.thickness);e.createSVGElement("line",{x1:0,y1:n,x2:t,y2:n}),e.createSVGElement("line",{x1:0,y1:0,x2:t,y2:0}),e.createSVGElement("line",{x1:0,y1:-n,x2:t,y2:-n})}}]),n}(ft.ArrowheadShape),ft.Line2ArrowheadShape=function(e){at(n,e);var t=ut(n);function n(e,r){var i;return lt(this,n),(i=t.call(this)).c=e,i.angle=r,Xe(ct(i),"getBoundingBox"),i}return pt(n,[{key:"getBox",value:function(){return{l:0,r:pe.measure.lineElementLength,u:.5*pe.measure.thickness,d:.5*pe.measure.thickness}}},{key:"drawDelegate",value:function(e){var t=pe.measure.em2px(.5*pe.measure.thickness),n=pe.measure.em2px(pe.measure.lineElementLength);e.createSVGElement("line",{x1:0,y1:t,x2:n,y2:t}),e.createSVGElement("line",{x1:0,y1:-t,x2:n,y2:-t})}}]),n}(ft.ArrowheadShape),ft.LineArrowheadShape=function(e){at(n,e);var t=ut(n);function n(e,r){var i;return lt(this,n),(i=t.call(this)).c=e,i.angle=r,Xe(ct(i),"getBoundingBox"),i}return pt(n,[{key:"getBox",value:function(){return{l:0,r:pe.measure.lineElementLength,u:0,d:0}}},{key:"drawDelegate",value:function(e){var t=pe.measure.em2px(pe.measure.lineElementLength);e.createSVGElement("line",{x1:0,y1:0,x2:t,y2:0})}}]),n}(ft.ArrowheadShape),ft.Dot3ArrowheadShape=function(e){at(n,e);var t=ut(n);function n(e,r){var i;return lt(this,n),(i=t.call(this)).c=e,i.angle=r,Xe(ct(i),"getBoundingBox"),i}return pt(n,[{key:"getBox",value:function(){return{l:0,r:0,u:pe.measure.thickness,d:pe.measure.thickness}}},{key:"drawDelegate",value:function(e){pe.measure.oneem;var t=pe.measure.em2px(pe.measure.thickness),n=pe.measure.em2px(pe.measure.thickness),r=pe.measure.dottedDasharray;e.createSVGElement("line",{x1:0,y1:t,x2:n,y2:t,"stroke-dasharray":r}),e.createSVGElement("line",{x1:0,y1:0,x2:n,y2:0,"stroke-dasharray":r}),e.createSVGElement("line",{x1:0,y1:-t,x2:n,y2:-t,"stroke-dasharray":r})}}]),n}(ft.ArrowheadShape),ft.Dot2ArrowheadShape=function(e){at(n,e);var t=ut(n);function n(e,r){var 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pt(n,[{key:"getBox",value:function(){return{l:-2*pe.measure.thickness,r:2*pe.measure.thickness,u:1.5*pe.measure.thickness,d:1.5*pe.measure.thickness}}},{key:"drawDelegate",value:function(e){var t=pe.measure.em2px(pe.measure.thickness);e.createSVGElement("path",{d:"M"+-2*t+","+.5*t+" Q"+-t+","+-.5*t+" 0,"+.5*t+" T"+2*t+","+.5*t+"M"+-2*t+","+-.5*t+" Q"+-t+","+-1.5*t+" 0,"+-.5*t+" T"+2*t+","+-.5*t})}}]),n}(ft.ArrowheadShape),ft.TildeArrowheadShape=function(e){at(n,e);var t=ut(n);function n(e,r){var i;return lt(this,n),(i=t.call(this)).c=e,i.angle=r,Xe(ct(i),"getBoundingBox"),i}return pt(n,[{key:"getBox",value:function(){return{l:-2*pe.measure.thickness,r:2*pe.measure.thickness,u:pe.measure.thickness,d:pe.measure.thickness}}},{key:"drawDelegate",value:function(e){var t=pe.measure.em2px(pe.measure.thickness);e.createSVGElement("path",{d:"M"+-2*t+",0 Q"+-t+","+-t+" 0,0 T"+2*t+",0"})}}]),n}(ft.ArrowheadShape),ft.TildeArrowheadShape=function(e){at(n,e);var t=ut(n);function n(e,r){var i;return 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a=e.createGroup(e.transformBuilder().translate(-2*n,0).rotateDegree(-10)),o=e.createGroup(e.transformBuilder().translate(-2*n,0).rotateDegree(10));a.createSVGElement("path",{d:"M0,0 Q"+pe.measure.em2px(-.222*t)+","+pe.measure.em2px(-.02*t)+" "+pe.measure.em2px(-.489*t)+","+pe.measure.em2px(-.147*t)}),o.createSVGElement("path",{d:"M0,0 Q"+pe.measure.em2px(-.222*t)+","+pe.measure.em2px(.02*t)+" "+pe.measure.em2px(-.489*t)+","+pe.measure.em2px(.147*t)})}}]),n}(ft.ArrowheadShape),ft.GTGT3ArrowheadShape=function(e){at(n,e);var t=ut(n);function n(e,r){var i;return lt(this,n),(i=t.call(this)).c=e,i.angle=r,Xe(ct(i),"getBoundingBox"),i}return pt(n,[{key:"getBox",value:function(){var e=pe.measure.oneem;return{l:.507*e+2*pe.measure.thickness,r:0,d:.268*e,u:.268*e}}},{key:"getRadius",value:function(){return.325*pe.measure.oneem}},{key:"drawDelegate",value:function(e){var t=pe.measure.oneem,n=pe.measure.thickness,r=e.createGroup(e.transformBuilder().rotateDegree(-15)),i=e.createGroup(e.transformBuilder().rotateDegree(15));r.createSVGElement("path",{d:"M0,0 Q"+pe.measure.em2px(-.222*t)+","+pe.measure.em2px(-.02*t)+" "+pe.measure.em2px(-.489*t)+","+pe.measure.em2px(-.147*t)}),i.createSVGElement("path",{d:"M0,0 Q"+pe.measure.em2px(-.222*t)+","+pe.measure.em2px(.02*t)+" "+pe.measure.em2px(-.489*t)+","+pe.measure.em2px(.147*t)});var a=e.createGroup(e.transformBuilder().translate(-2*n,0).rotateDegree(-15)),o=e.createGroup(e.transformBuilder().translate(-2*n,0).rotateDegree(15));a.createSVGElement("path",{d:"M0,0 Q"+pe.measure.em2px(-.222*t)+","+pe.measure.em2px(-.02*t)+" "+pe.measure.em2px(-.489*t)+","+pe.measure.em2px(-.147*t)}),o.createSVGElement("path",{d:"M0,0 Q"+pe.measure.em2px(-.222*t)+","+pe.measure.em2px(.02*t)+" 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pt(n,[{key:"getBox",value:function(){var e=pe.measure.oneem;return{l:0,r:.456+e+2*pe.measure.thickness,d:.229*e,u:.229*e}}},{key:"getRadius",value:function(){return.213*pe.measure.oneem}},{key:"drawDelegate",value:function(e){var t=pe.measure.oneem,n=pe.measure.thickness,r=e.createGroup(e.transformBuilder().translate(2*n,0).rotateDegree(10)),i=e.createGroup(e.transformBuilder().translate(2*n,0).rotateDegree(-10));r.createSVGElement("path",{d:"M0,0 Q"+pe.measure.em2px(.222*t)+","+pe.measure.em2px(-.02*t)+" "+pe.measure.em2px(.489*t)+","+pe.measure.em2px(-.147*t)}),i.createSVGElement("path",{d:"M0,0 Q"+pe.measure.em2px(.222*t)+","+pe.measure.em2px(.02*t)+" "+pe.measure.em2px(.489*t)+","+pe.measure.em2px(.147*t)});var a=e.createGroup(e.transformBuilder().rotateDegree(10)),o=e.createGroup(e.transformBuilder().rotateDegree(-10));a.createSVGElement("path",{d:"M0,0 Q"+pe.measure.em2px(.222*t)+","+pe.measure.em2px(-.02*t)+" 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pt(n,[{key:"getBox",value:function(){return{l:pe.measure.thickness,r:0,u:.5*pe.measure.lineElementLength,d:.5*pe.measure.lineElementLength}}},{key:"drawDelegate",value:function(e){var t=pe.measure.thickness,n=pe.measure.em2px(.5*pe.measure.lineElementLength);e.createSVGElement("line",{x1:0,y1:n,x2:0,y2:-n}),e.createSVGElement("line",{x1:-pe.measure.em2px(t),y1:n,x2:-pe.measure.em2px(t),y2:-n})}}]),n}(ft.ArrowheadShape),ft.UpperColumnColumnArrowheadShape=function(e){at(n,e);var t=ut(n);function n(e,r){var i;return lt(this,n),(i=t.call(this)).c=e,i.angle=r,Xe(ct(i),"getBoundingBox"),i}return pt(n,[{key:"getBox",value:function(){return{l:pe.measure.thickness,r:0,u:pe.measure.lineElementLength,d:0}}},{key:"drawDelegate",value:function(e){var t=pe.measure.thickness,n=pe.measure.em2px(pe.measure.lineElementLength);e.createSVGElement("line",{x1:0,y1:0,x2:0,y2:-n}),e.createSVGElement("line",{x1:-pe.measure.em2px(t),y1:0,x2:-pe.measure.em2px(t),y2:-n})}}]),n}(ft.ArrowheadShape),ft.LowerColumnColumnArrowheadShape=function(e){at(n,e);var t=ut(n);function n(e,r){var i;return lt(this,n),(i=t.call(this)).c=e,i.angle=r,Xe(ct(i),"getBoundingBox"),i}return pt(n,[{key:"getBox",value:function(){return{l:pe.measure.thickness,r:0,u:0,d:pe.measure.lineElementLength}}},{key:"drawDelegate",value:function(e){var t=pe.measure.thickness,n=pe.measure.em2px(pe.measure.lineElementLength);e.createSVGElement("line",{x1:0,y1:0,x2:0,y2:n}),e.createSVGElement("line",{x1:-pe.measure.em2px(t),y1:0,x2:-pe.measure.em2px(t),y2:n})}}]),n}(ft.ArrowheadShape),ft.ColumnColumn2ArrowheadShape=function(e){at(n,e);var t=ut(n);function n(e,r){var i;return lt(this,n),(i=t.call(this)).c=e,i.angle=r,Xe(ct(i),"getBoundingBox"),i}return pt(n,[{key:"getBox",value:function(){return{l:pe.measure.thickness,r:0,u:.5*(pe.measure.lineElementLength+pe.measure.thickness),d:.5*(pe.measure.lineElementLength+pe.measure.thickness)}}},{key:"drawDelegate",value:function(e){var t=pe.measure.thickness,n=pe.measure.em2px(.5*(pe.measure.lineElementLength+pe.measure.thickness));e.createSVGElement("line",{x1:0,y1:n,x2:0,y2:-n}),e.createSVGElement("line",{x1:-pe.measure.em2px(t),y1:n,x2:-pe.measure.em2px(t),y2:-n})}}]),n}(ft.ArrowheadShape),ft.ColumnColumn3ArrowheadShape=function(e){at(n,e);var t=ut(n);function n(e,r){var i;return lt(this,n),(i=t.call(this)).c=e,i.angle=r,Xe(ct(i),"getBoundingBox"),i}return pt(n,[{key:"getBox",value:function(){return{l:pe.measure.thickness,r:0,u:.5*pe.measure.lineElementLength+pe.measure.thickness,d:.5*pe.measure.lineElementLength+pe.measure.thickness}}},{key:"drawDelegate",value:function(e){var t=pe.measure.thickness,n=(t=pe.measure.thickness,pe.measure.em2px(.5*pe.measure.lineElementLength+pe.measure.thickness));e.createSVGElement("line",{x1:0,y1:n,x2:0,y2:-n}),e.createSVGElement("line",{x1:-pe.measure.em2px(t),y1:n,x2:-pe.measure.em2px(t),y2:-n})}}]),n}(ft.ArrowheadShape),ft.ColumnLineArrowheadShape=function(e){at(n,e);var t=ut(n);function n(e,r){var i;return lt(this,n),(i=t.call(this)).c=e,i.angle=r,Xe(ct(i),"getBoundingBox"),i}return pt(n,[{key:"getBox",value:function(){return{l:0,r:pe.measure.lineElementLength,u:.5*pe.measure.lineElementLength,d:.5*pe.measure.lineElementLength}}},{key:"drawDelegate",value:function(e){var t=pe.measure.em2px(.5*pe.measure.lineElementLength);e.createSVGElement("line",{x1:0,y1:t,x2:0,y2:-t});var n=pe.measure.em2px(pe.measure.lineElementLength);e.createSVGElement("line",{x1:0,y1:0,x2:n,y2:0})}}]),n}(ft.ArrowheadShape),ft.UpperColumnLineArrowheadShape=function(e){at(n,e);var t=ut(n);function n(e,r){var i;return lt(this,n),(i=t.call(this)).c=e,i.angle=r,Xe(ct(i),"getBoundingBox"),i}return pt(n,[{key:"getBox",value:function(){return{l:0,r:pe.measure.lineElementLength,u:pe.measure.lineElementLength,d:0}}},{key:"drawDelegate",value:function(e){pe.measure.thickness;var t=pe.measure.em2px(pe.measure.lineElementLength);e.createSVGElement("line",{x1:0,y1:0,x2:0,y2:-t});var n=pe.measure.em2px(pe.measure.lineElementLength);e.createSVGElement("line",{x1:0,y1:0,x2:n,y2:0})}}]),n}(ft.ArrowheadShape),ft.LowerColumnLineArrowheadShape=function(e){at(n,e);var t=ut(n);function n(e,r){var i;return lt(this,n),(i=t.call(this)).c=e,i.angle=r,Xe(ct(i),"getBoundingBox"),i}return pt(n,[{key:"getBox",value:function(){return{l:0,r:pe.measure.lineElementLength,u:0,d:pe.measure.lineElementLength}}},{key:"drawDelegate",value:function(e){pe.measure.thickness;var t=pe.measure.em2px(pe.measure.lineElementLength);e.createSVGElement("line",{x1:0,y1:0,x2:0,y2:t});var n=pe.measure.em2px(pe.measure.lineElementLength);e.createSVGElement("line",{x1:0,y1:0,x2:n,y2:0})}}]),n}(ft.ArrowheadShape),ft.ColumnLine2ArrowheadShape=function(e){at(n,e);var t=ut(n);function n(e,r){var i;return lt(this,n),(i=t.call(this)).c=e,i.angle=r,Xe(ct(i),"getBoundingBox"),i}return pt(n,[{key:"getBox",value:function(){return{l:0,r:pe.measure.lineElementLength,u:.5*(pe.measure.lineElementLength+pe.measure.thickness),d:.5*(pe.measure.lineElementLength+pe.measure.thickness)}}},{key:"drawDelegate",value:function(e){var t=pe.measure.thickness,n=pe.measure.em2px(.5*(pe.measure.lineElementLength+pe.measure.thickness));e.createSVGElement("line",{x1:0,y1:-n,x2:0,y2:n});var r=pe.measure.em2px(.5*t),i=pe.measure.em2px(pe.measure.lineElementLength);e.createSVGElement("line",{x1:0,y1:r,x2:i,y2:r}),e.createSVGElement("line",{x1:0,y1:-r,x2:i,y2:-r})}}]),n}(ft.ArrowheadShape),ft.ColumnLine3ArrowheadShape=function(e){at(n,e);var t=ut(n);function n(e,r){var i;return lt(this,n),(i=t.call(this)).c=e,i.angle=r,Xe(ct(i),"getBoundingBox"),i}return pt(n,[{key:"getBox",value:function(){return{l:0,r:pe.measure.lineElementLength,u:.5*pe.measure.lineElementLength+pe.measure.thickness,d:.5*pe.measure.lineElementLength+pe.measure.thickness}}},{key:"drawDelegate",value:function(e){var t=pe.measure.thickness,n=pe.measure.em2px(.5*pe.measure.lineElementLength+pe.measure.thickness);e.createSVGElement("line",{x1:0,y1:-n,x2:0,y2:n});var r=pe.measure.em2px(pe.measure.lineElementLength),i=pe.measure.em2px(t);e.createSVGElement("line",{x1:0,y1:i,x2:r,y2:i}),e.createSVGElement("line",{x1:0,y1:0,x2:r,y2:0}),e.createSVGElement("line",{x1:0,y1:-i,x2:r,y2:-i})}}]),n}(ft.ArrowheadShape),ft.GTColumnArrowheadShape=function(e){at(n,e);var t=ut(n);function n(e,r){var i;return lt(this,n),(i=t.call(this)).c=e,i.angle=r,Xe(ct(i),"getBoundingBox"),i}return pt(n,[{key:"getBox",value:function(){return{l:.489*pe.measure.oneem,r:0,u:.5*pe.measure.lineElementLength,d:.5*pe.measure.lineElementLength}}},{key:"drawDelegate",value:function(e){var t=pe.measure.oneem,n=pe.measure.em2px(.5*pe.measure.lineElementLength);e.createSVGElement("line",{x1:0,y1:n,x2:0,y2:-n}),e.createSVGElement("path",{d:"M0,0 Q"+pe.measure.em2px(-.222*t)+","+pe.measure.em2px(.02*t)+" "+pe.measure.em2px(-.489*t)+","+pe.measure.em2px(.147*t)}),e.createSVGElement("path",{d:"M0,0 Q"+pe.measure.em2px(-.222*t)+","+pe.measure.em2px(-.02*t)+" "+pe.measure.em2px(-.489*t)+","+pe.measure.em2px(-.147*t)})}}]),n}(ft.ArrowheadShape),ft.GTGTColumnArrowheadShape=function(e){at(n,e);var t=ut(n);function n(e,r){var i;return lt(this,n),(i=t.call(this)).c=e,i.angle=r,Xe(ct(i),"getBoundingBox"),i}return pt(n,[{key:"getBox",value:function(){return{l:.489*pe.measure.oneem+2*pe.measure.thickness,r:0,u:.5*pe.measure.lineElementLength,d:.5*pe.measure.lineElementLength}}},{key:"drawDelegate",value:function(e){var t=pe.measure.oneem,n=pe.measure.thickness,r=pe.measure.em2px(.5*pe.measure.lineElementLength);e.createSVGElement("line",{x1:0,y1:r,x2:0,y2:-r});var i=pe.measure.em2px(2*n);e.createSVGElement("path",{d:"M"+-i+",0 Q"+(pe.measure.em2px(-.222*t)-i)+","+pe.measure.em2px(.02*t)+" "+(pe.measure.em2px(-.489*t)-i)+","+pe.measure.em2px(.147*t)}),e.createSVGElement("path",{d:"M"+-i+",0 Q"+(pe.measure.em2px(-.222*t)-i)+","+pe.measure.em2px(-.02*t)+" "+(pe.measure.em2px(-.489*t)-i)+","+pe.measure.em2px(-.147*t)}),e.createSVGElement("path",{d:"M0,0 Q"+pe.measure.em2px(-.222*t)+","+pe.measure.em2px(.02*t)+" "+pe.measure.em2px(-.489*t)+","+pe.measure.em2px(.147*t)}),e.createSVGElement("path",{d:"M0,0 Q"+pe.measure.em2px(-.222*t)+","+pe.measure.em2px(-.02*t)+" 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lt(this,n),(i=t.call(this)).c=e,i.angle=r,Xe(ct(i),"getBoundingBox"),i}return pt(n,[{key:"getBox",value:function(){return{l:0,r:.489*pe.measure.oneem+2*pe.measure.thickness,u:.5*pe.measure.lineElementLength,d:.5*pe.measure.lineElementLength}}},{key:"drawDelegate",value:function(e){var t=pe.measure.oneem,n=pe.measure.thickness,r=pe.measure.em2px(.5*pe.measure.lineElementLength);e.createSVGElement("line",{x1:0,y1:r,x2:0,y2:-r});var i=pe.measure.em2px(2*n);e.createSVGElement("path",{d:"M"+i+",0 Q"+(pe.measure.em2px(.222*t)+i)+","+pe.measure.em2px(-.02*t)+" "+(pe.measure.em2px(.489*t)+i)+","+pe.measure.em2px(-.147*t)}),e.createSVGElement("path",{d:"M"+i+",0 Q"+(pe.measure.em2px(.222*t)+i)+","+pe.measure.em2px(.02*t)+" "+(pe.measure.em2px(.489*t)+i)+","+pe.measure.em2px(.147*t)}),e.createSVGElement("path",{d:"M0,0 Q"+pe.measure.em2px(.222*t)+","+pe.measure.em2px(-.02*t)+" "+pe.measure.em2px(.489*t)+","+pe.measure.em2px(-.147*t)}),e.createSVGElement("path",{d:"M0,0 Q"+pe.measure.em2px(.222*t)+","+pe.measure.em2px(.02*t)+" "+pe.measure.em2px(.489*t)+","+pe.measure.em2px(.147*t)})}}]),n}(ft.ArrowheadShape),ft.SlashSlashArrowheadShape=function(e){at(n,e);var t=ut(n);function n(e,r){var i;return lt(this,n),(i=t.call(this)).c=e,i.angle=r-Math.PI/10,Xe(ct(i),"getBoundingBox"),i}return pt(n,[{key:"getBox",value:function(){return{l:pe.measure.thickness,r:0,u:.5*pe.measure.lineElementLength,d:.5*pe.measure.lineElementLength}}},{key:"drawDelegate",value:function(e){var t=pe.measure.em2px(pe.measure.thickness),n=pe.measure.em2px(.5*pe.measure.lineElementLength);e.createSVGElement("line",{x1:0,y1:n,x2:0,y2:-n}),e.createSVGElement("line",{x1:-t,y1:n,x2:-t,y2:-n})}}]),n}(ft.ArrowheadShape),ft.LineGT2ArrowheadShape=function(e){at(n,e);var t=ut(n);function n(e,r){var i;return lt(this,n),(i=t.call(this)).c=e,i.angle=r,Xe(ct(i),"getBoundingBox"),i}return pt(n,[{key:"getBox",value:function(){var e=pe.measure.oneem;return{l:pe.measure.lineElementLength,r:pe.measure.lineElementLength,d:.229*e,u:.229*e}}},{key:"getRadius",value:function(){return.213*pe.measure.oneem}},{key:"drawDelegate",value:function(e){var t=pe.measure.oneem,n=pe.measure.lineElementLength,r=pe.measure.em2px(n),i=.5*pe.measure.thickness,a=pe.measure.em2px(i),o=this.getRadius(),u=pe.measure.em2px(Math.sqrt(o*o-i*i)),s=e.createGroup(e.transformBuilder().translate(n,0).rotateDegree(-10)),c=e.createGroup(e.transformBuilder().translate(n,0).rotateDegree(10));s.createSVGElement("path",{d:"M0,0 Q"+pe.measure.em2px(-.222*t)+","+pe.measure.em2px(-.02*t)+" "+pe.measure.em2px(-.489*t)+","+pe.measure.em2px(-.147*t)}),c.createSVGElement("path",{d:"M0,0 Q"+pe.measure.em2px(-.222*t)+","+pe.measure.em2px(.02*t)+" "+pe.measure.em2px(-.489*t)+","+pe.measure.em2px(.147*t)}),e.createSVGElement("path",{d:"M"+-r+","+a+" L"+(r-u)+","+a+" M"+-r+","+-a+" 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pt(n,[{key:"sliceHole",value:function(e){this.holeRanges=this.holeRanges.prepend(e)}},{key:"draw",value:function(e){this.line.drawLine(e,this.object,this.main,this.variant,this.holeRanges)}},{key:"getBoundingBox",value:function(){return this.bbox}},{key:"toString",value:function(){return"LineShape[line:"+this.line+", object:"+this.object+", main:"+this.main+", variant:"+this.variant+"]"}}]),n}(ft),ft.CurveShape=function(e){at(n,e);var t=ut(n);function n(e,r,i,a){var o;return lt(this,n),(o=t.call(this)).curve=e,o.objectForDrop=r,o.objectForConnect=i,o.bbox=a,o.holeRanges=L.empty,o}return pt(n,[{key:"sliceHole",value:function(e){this.holeRanges=this.holeRanges.prepend(e)}},{key:"draw",value:function(e){this.curve.drawCurve(e,this.objectForDrop,this.objectForConnect,this.holeRanges)}},{key:"getBoundingBox",value:function(){return this.bbox}},{key:"toString",value:function(){return"CurveShape[curve"+this.curve+", objectForDrop:"+(void 0!==this.objectForDrop?this.objectForDrop.toString():"null")+", objectForConnect:"+(void 0!==this.objectForConnect?this.objectForConnect.toString():"null")+"]"}}]),n}(ft);var yt=function(){function e(t,n){!function(e,t){if(!(e instanceof t))throw new TypeError("Cannot call a class as a function")}(this,e),t>n?(this.start=n,this.end=t):(this.start=t,this.end=n)}var t,n,r;return t=e,(n=[{key:"difference",value:function(t){var n=L.empty,r=this.start,i=this.end,a=t.start,o=t.end;return i<=a||o<=r?n=n.prepend(this):r<a?n=i<=o?n.prepend(new e(r,a)):(n=n.prepend(new e(r,a))).prepend(new e(o,i)):o<i&&(n=n.prepend(new e(o,i))),n}},{key:"differenceRanges",value:function(e){var t=L.empty.prepend(this);return e.foreach((function(e){t=t.flatMap((function(t){return t.difference(e)}))})),t}},{key:"toString",value:function(){return"["+this.start+", "+this.end+"]"}}])&&dt(t.prototype,n),r&&dt(t,r),e}();function vt(e,t){for(var n=0;n<t.length;n++){var r=t[n];r.enumerable=r.enumerable||!1,r.configurable=!0,"value"in r&&(r.writable=!0),Object.defineProperty(e,r.key,r)}}var xt=function(){function e(t,n){!function(e,t){if(!(e instanceof t))throw new TypeError("Cannot call a class as a function")}(this,e),this.shape=t,this.env=n}var t,n,r;return t=e,(n=[{key:"duplicateEnv",value:function(){var t=this.env.duplicate();return new e(this.shape,t)}},{key:"appendShapeToFront",value:function(e){e.isNone||(this.shape.isNone?this.shape=e:this.shape=new ft.CompositeShape(e,this.shape))}},{key:"appendShapeToBack",value:function(e){e.isNone||(this.shape.isNone?this.shape=e:this.shape=new ft.CompositeShape(this.shape,e))}}])&&vt(t.prototype,n),r&&vt(t,r),e}();function gt(e){return(gt="function"==typeof Symbol&&"symbol"==typeof Symbol.iterator?function(e){return typeof e}:function(e){return e&&"function"==typeof Symbol&&e.constructor===Symbol&&e!==Symbol.prototype?"symbol":typeof e})(e)}function wt(e,t){if("function"!=typeof t&&null!==t)throw new TypeError("Super expression must either be null or a function");e.prototype=Object.create(t&&t.prototype,{constructor:{value:e,writable:!0,configurable:!0}}),t&&St(e,t)}function St(e,t){return(St=Object.setPrototypeOf||function(e,t){return e.__proto__=t,e})(e,t)}function bt(e){var t=function(){if("undefined"==typeof Reflect||!Reflect.construct)return!1;if(Reflect.construct.sham)return!1;if("function"==typeof Proxy)return!0;try{return Boolean.prototype.valueOf.call(Reflect.construct(Boolean,[],(function(){}))),!0}catch(e){return!1}}();return function(){var n,r=kt(e);if(t){var i=kt(this).constructor;n=Reflect.construct(r,arguments,i)}else n=r.apply(this,arguments);return Ct(this,n)}}function Ct(e,t){return!t||"object"!==gt(t)&&"function"!=typeof t?function(e){if(void 0===e)throw new ReferenceError("this hasn't been initialised - super() hasn't been called");return e}(e):t}function kt(e){return(kt=Object.setPrototypeOf?Object.getPrototypeOf:function(e){return e.__proto__||Object.getPrototypeOf(e)})(e)}function Mt(e,t){if(!(e instanceof t))throw new TypeError("Cannot call a class as a function")}function Pt(e,t){for(var n=0;n<t.length;n++){var r=t[n];r.enumerable=r.enumerable||!1,r.configurable=!0,"value"in r&&(r.writable=!0),Object.defineProperty(e,r.key,r)}}function Ot(e,t,n){return t&&Pt(e.prototype,t),n&&Pt(e,n),e}var Bt=function(){function e(){Mt(this,e);var t=pe.measure.length2em("1mm");this.origin={x:0,y:0},this.xBase={x:t,y:0},this.yBase={x:0,y:t},this.savedPosition={},this.stateStack=L.empty,this.stackFrames=L.empty,this.stack=L.empty,this.angle=0,this.lastCurve=Lt.none,this.p=this.c=e.originPosition,this.shouldCapturePos=!1,this.capturedPositions=L.empty,this.objectmargin=pe.measure.objectmargin,this.objectheight=pe.measure.objectheight,this.objectwidth=pe.measure.objectwidth,this.labelmargin=pe.measure.labelmargin}return Ot(e,[{key:"duplicate",value:function(){var t=new e;return e.copyFields(this,t),t}},{key:"saveState",value:function(){var e=this.duplicate();this.stateStack=this.stateStack.prepend(e)}},{key:"restoreState",value:function(){if(!this.stateStack.isEmpty){var t=this.stateStack.head;this.stateStack=this.stateStack.tail,e.copyFields(t,this)}}},{key:"absVector",value:function(e,t){return{x:this.origin.x+e*this.xBase.x+t*this.yBase.x,y:this.origin.y+e*this.xBase.y+t*this.yBase.y}}},{key:"inverseAbsVector",value:function(e,t){var n=this.xBase.x,r=this.xBase.y,i=this.yBase.x,a=this.yBase.y,o=n*a-r*i,u=e-this.origin.x,s=t-this.origin.y;return{x:(a*u-i*s)/o,y:(-r*u+n*s)/o}}},{key:"setOrigin",value:function(e,t){this.origin={x:e,y:t}}},{key:"setXBase",value:function(e,t){this.xBase={x:e,y:t}}},{key:"setYBase",value:function(e,t){this.yBase={x:e,y:t}}},{key:"swapPAndC",value:function(){var e=this.p;this.p=this.c,this.c=e}},{key:"enterStackFrame",value:function(){this.stackFrames=this.stackFrames.prepend(this.stack),this.initStack()}},{key:"leaveStackFrame",value:function(){this.stackFrames.isEmpty?this.initStack():(this.stack=this.stackFrames.head,this.stackFrames=this.stackFrames.tail)}},{key:"savePos",value:function(e,t){this.savedPosition[e]=t}},{key:"startCapturePositions",value:function(){this.shouldCapturePos=!0,this.capturedPositions=L.empty}},{key:"endCapturePositions",value:function(){this.shouldCapturePos=!1;var e=this.capturedPositions;return this.capturedPositions=L.empty,e}},{key:"capturePosition",value:function(e){this.shouldCapturePos&&void 0!==e&&(this.capturedPositions=this.capturedPositions.prepend(e))}},{key:"pushPos",value:function(e){void 0!==e&&(this.stack=this.stack.prepend(e))}},{key:"popPos",value:function(){if(this.stack.isEmpty)throw s("ExecutionError","cannot pop from the empty stack");var e=this.stack.head;return this.stack=this.stack.tail,e}},{key:"initStack",value:function(){this.stack=L.empty}},{key:"setStack",value:function(e){this.stack=e}},{key:"stackAt",value:function(e){return this.stack.at(e)}},{key:"lookupPos",value:function(e,t){var n=this.savedPosition[e];if(void 0===n)throw s("ExecutionError",void 0!==t?t:'<pos> "'+e+'" not defined.');return n}},{key:"toString",value:function(){var e="";for(var t in this.savedPosition)this.savedPosition.hasOwnProperty(t)&&(e.length>0&&(e+=", "),e+=t.toString()+":"+this.savedPosition[t]);return"Env\n  p:"+this.p+"\n  c:"+this.c+"\n  angle:"+this.angle+"\n  lastCurve:"+this.lastCurve+"\n  savedPosition:{"+e+"}\n  origin:{x:"+this.origin.x+", y:"+this.origin.y+"}\n  xBase:{x:"+this.xBase.x+", y:"+this.xBase.y+"}\n  yBase:{x:"+this.yBase.x+", y:"+this.yBase.y+"}\n  stackFrames:"+this.stackFrames+"\n  stack:"+this.stack+"\n  shouldCapturePos:"+this.shouldCapturePos+"\n  capturedPositions:"+this.capturedPositions}}],[{key:"copyFields",value:function(e,t){for(var n in e)e.hasOwnProperty(n)&&(t[n]=e[n]);for(var r in t.savedPosition={},e.savedPosition)e.savedPosition.hasOwnProperty(r)&&(t.savedPosition[r]=e.savedPosition[r])}}]),e}();Bt.originPosition=new rt.Point(0,0);var Et=function(){function e(){Mt(this,e)}return Ot(e,[{key:"velocity",value:function(e){var t=this.dpx(e),n=this.dpy(e);return Math.sqrt(t*t+n*n)}},{key:"length",value:function(e){if(e<0||e>1)throw s("ExecutionError","illegal cubic Bezier parameter t:"+e);this.buildLengthArray();var t=e*c.lengthResolution,n=Math.floor(t),r=Math.ceil(t);if(n===r)return this.lengthArray[n];var i=this.lengthArray[n];return i+(this.lengthArray[r]-i)/(r-n)*(t-n)}},{key:"tOfLength",value:function(e){this.buildLengthArray();var t,n,r,i=this.lengthArray;if(e<i[0])return 0;if(e>i[i.length-1])return 1;for(var a=0,o=i.length-2;a<=o&&(n=i[t=a+o>>1],r=i[t+1],!(e>=n&&e<=r));)e<n?o=t-1:a=t+1;var u=c.lengthResolution;return n===r?t/u:(t+(e-n)/(r-n))/u}},{key:"tOfShavedStart",value:function(e){if(e.isPoint())return 0;var t=this.tOfIntersections(e);return 0!=t.length?Math.min.apply(Math,t):void 0}},{key:"tOfShavedEnd",value:function(e){if(e.isPoint())return 1;var t=this.tOfIntersections(e);return 0!=t.length?Math.max.apply(Math,t):void 0}},{key:"shaveStart",value:function(e){if(e.isPoint())return this;var t=this.tOfIntersections(e);if(0!=t.length){var n=Math.min.apply(Math,t);return this.divide(n)[1]}}},{key:"shaveEnd",value:function(e){if(e.isPoint())return this;var t=this.tOfIntersections(e);if(0!=t.length){var n=Math.max.apply(Math,t);return this.divide(n)[0]}}},{key:"buildLengthArray",value:function(){if(void 0===this.lengthArray){var e=c.lengthResolution,t=new Array(e+1),n=0,r=.5/e,i=0,a=r/3;t[0]=0,n=this.velocity(0)+4*this.velocity(r);var o=this.velocity(2*r);for(t[1]=a*(n+o),i=2;i<=e;i++)n+=2*o+4*this.velocity((2*i-1)*r),o=this.velocity(2*i*r),t[i]=a*(n+o);this.lengthArray=t}}},{key:"drawParallelCurve",value:function(t,n){var r,i,a,o,u,s,h,l,m=this.countOfSegments()*c.interpolationResolution,p=new Array(m+1),f=new Array(m+1),d=new Array(m+1),y=new Array(m+1),v=new Array(m+1),x=Math.PI/2,g=n;for(r=0;r<=m;r++)i=r/m,p[r]=i,a=this.angle(i),u=(o=this.position(i)).x,s=o.y,h=g*Math.cos(a+x),l=g*Math.sin(a+x),f[r]=u+h,d[r]=s+l,y[r]=u-h,v[r]=s-l;e.CubicBeziers.interpolation(p,f,d).drawPrimitive(t,"none"),e.CubicBeziers.interpolation(p,y,v).drawPrimitive(t,"none")}},{key:"drawParallelDottedCurve",value:function(e,t,n){var r=1/pe.measure.em,i=r/2,a=r+t,o=this.length(1),u=Math.floor((o-r)/a),s=n;if(u>=0){var c,h=Math.PI/2,l=this.startPosition();this.endPosition();for(c=0;c<=u;c++){l=i+c*a;var m=this.tOfLength(l),p=this.angle(m),f=this.position(m),d=f.x,y=f.y,v=s*Math.cos(p+h),x=s*Math.sin(p+h);e.createSVGElement("circle",{cx:pe.measure.em2px(d+v),cy:-pe.measure.em2px(y+x),r:.12,fill:"currentColor"}),e.createSVGElement("circle",{cx:pe.measure.em2px(d-v),cy:-pe.measure.em2px(y-x),r:.12,fill:"currentColor"})}}}},{key:"drawParallelDashedCurve",value:function(t,n,r){var i,a,o,u,s,c,h,l,m=this.length(1),p=Math.floor((m-n)/(2*n)),f=2*p+1,d=(m-n)/2-p*n,y=new Array(p+1),v=new Array(p+1),x=new Array(p+1),g=new Array(p+1),w=new Array(p+1),S=Math.PI/2,b=r;for(i=0;i<=f;i++)a=this.tOfLength(d+i*n),y[i]=a,o=this.angle(a),s=(u=this.position(a)).x,c=u.y,h=b*Math.cos(o+S),l=b*Math.sin(o+S),v[i]=s+h,x[i]=c+l,g[i]=s-h,w[i]=c-l;e.CubicBeziers.interpolation(y,v,x).drawSkipped(t),e.CubicBeziers.interpolation(y,g,w).drawSkipped(t)}},{key:"drawSquigCurve",value:function(e,t){var n=pe.measure.length2em("0.15em"),r=this.length(1),i=4*n,a=n;if(r>=i){var o,u,s,c,h,l,m,p,f,d=Math.floor(r/i),y=(r-d*i)/2,v=Math.PI/2;switch(t){case"3":o=y,u=this.tOfLength(o),s=this.position(u),c=this.angle(u),h=a*Math.cos(c+v),l=a*Math.sin(c+v),m="M"+pe.measure.em2px(s.x+h)+","+pe.measure.em2px(-s.y-l),p="M"+pe.measure.em2px(s.x)+","+pe.measure.em2px(-s.y),f="M"+pe.measure.em2px(s.x-h)+","+pe.measure.em2px(-s.y+l);for(var x=0;x<d;x++)o=y+i*x+n,u=this.tOfLength(o),s=this.position(u),c=this.angle(u),h=a*Math.cos(c+v),l=a*Math.sin(c+v),m+=" Q"+pe.measure.em2px(s.x+2*h)+","+pe.measure.em2px(-s.y-2*l),p+=" Q"+pe.measure.em2px(s.x+h)+","+pe.measure.em2px(-s.y-l),f+=" Q"+pe.measure.em2px(s.x)+","+pe.measure.em2px(-s.y),o=y+i*x+2*n,u=this.tOfLength(o),s=this.position(u),c=this.angle(u),h=a*Math.cos(c+v),l=a*Math.sin(c+v),m+=" "+pe.measure.em2px(s.x+h)+","+pe.measure.em2px(-s.y-l),p+=" "+pe.measure.em2px(s.x)+","+pe.measure.em2px(-s.y),f+=" "+pe.measure.em2px(s.x-h)+","+pe.measure.em2px(-s.y+l),o=y+i*x+3*n,u=this.tOfLength(o),s=this.position(u),c=this.angle(u),h=a*Math.cos(c+v),l=a*Math.sin(c+v),m+=" Q"+pe.measure.em2px(s.x)+","+pe.measure.em2px(-s.y),p+=" Q"+pe.measure.em2px(s.x-h)+","+pe.measure.em2px(-s.y+l),f+=" "+pe.measure.em2px(s.x-2*h)+","+pe.measure.em2px(-s.y+2*l),o=y+i*(x+1),u=this.tOfLength(o),s=this.position(u),c=this.angle(u),h=a*Math.cos(c+v),l=a*Math.sin(c+v),m+=" "+pe.measure.em2px(s.x+h)+","+pe.measure.em2px(-s.y-l),p+=" "+pe.measure.em2px(s.x)+","+pe.measure.em2px(-s.y),f+=" "+pe.measure.em2px(s.x-h)+","+pe.measure.em2px(-s.y+l);e.createSVGElement("path",{d:m}),e.createSVGElement("path",{d:p}),e.createSVGElement("path",{d:f});break;case"2":o=y,u=this.tOfLength(o),s=this.position(u),c=this.angle(u),h=a*Math.cos(c+v)/2,l=a*Math.sin(c+v)/2,m="M"+pe.measure.em2px(s.x+h)+","+pe.measure.em2px(-s.y-l),p="M"+pe.measure.em2px(s.x-h)+","+pe.measure.em2px(-s.y+l);for(x=0;x<d;x++)o=y+i*x+n,u=this.tOfLength(o),s=this.position(u),c=this.angle(u),h=a*Math.cos(c+v)/2,l=a*Math.sin(c+v)/2,m+=" Q"+pe.measure.em2px(s.x+3*h)+","+pe.measure.em2px(-s.y-3*l),p+=" Q"+pe.measure.em2px(s.x+h)+","+pe.measure.em2px(-s.y-l),o=y+i*x+2*n,u=this.tOfLength(o),s=this.position(u),c=this.angle(u),h=a*Math.cos(c+v)/2,l=a*Math.sin(c+v)/2,m+=" "+pe.measure.em2px(s.x+h)+","+pe.measure.em2px(-s.y-l),p+=" "+pe.measure.em2px(s.x-h)+","+pe.measure.em2px(-s.y+l),o=y+i*x+3*n,u=this.tOfLength(o),s=this.position(u),c=this.angle(u),h=a*Math.cos(c+v)/2,l=a*Math.sin(c+v)/2,m+=" Q"+pe.measure.em2px(s.x-h)+","+pe.measure.em2px(-s.y+l),p+=" Q"+pe.measure.em2px(s.x-3*h)+","+pe.measure.em2px(-s.y+3*l),o=y+i*(x+1),u=this.tOfLength(o),s=this.position(u),c=this.angle(u),h=a*Math.cos(c+v)/2,l=a*Math.sin(c+v)/2,m+=" "+pe.measure.em2px(s.x+h)+","+pe.measure.em2px(-s.y-l),p+=" "+pe.measure.em2px(s.x-h)+","+pe.measure.em2px(-s.y+l);e.createSVGElement("path",{d:m}),e.createSVGElement("path",{d:p});break;default:o=y,u=this.tOfLength(o),s=this.position(u),m="M"+pe.measure.em2px(s.x)+","+pe.measure.em2px(-s.y);for(x=0;x<d;x++)o=y+i*x+n,u=this.tOfLength(o),s=this.position(u),c=this.angle(u),h=a*Math.cos(c+v),l=a*Math.sin(c+v),m+=" Q"+pe.measure.em2px(s.x+h)+","+pe.measure.em2px(-s.y-l),o=y+i*x+2*n,u=this.tOfLength(o),s=this.position(u),m+=" "+pe.measure.em2px(s.x)+","+pe.measure.em2px(-s.y),o=y+i*x+3*n,u=this.tOfLength(o),s=this.position(u),c=this.angle(u),h=a*Math.cos(c+v),l=a*Math.sin(c+v),m+=" Q"+pe.measure.em2px(s.x-h)+","+pe.measure.em2px(-s.y+l),o=y+i*(x+1),u=this.tOfLength(o),s=this.position(u),m+=" "+pe.measure.em2px(s.x)+","+pe.measure.em2px(-s.y);e.createSVGElement("path",{d:m})}}}},{key:"drawDashSquigCurve",value:function(e,t){var n=pe.measure.thickness,r=this.length(1),i=4*n,a=n;if(r>=i){var o,u,s,c,h,l,m,p,f,d=Math.floor((r-i)/2/i),y=(r-i)/2-d*i,v=Math.PI/2;switch(t){case"3":m=p=f="";for(var x=0;x<=d;x++)o=y+i*x*2,u=this.tOfLength(o),s=this.position(u),c=this.angle(u),h=a*Math.cos(c+v),l=a*Math.sin(c+v),m+=" M"+pe.measure.em2px(s.x+h)+","+pe.measure.em2px(-s.y-l),p+=" M"+pe.measure.em2px(s.x)+","+pe.measure.em2px(-s.y),f+=" M"+pe.measure.em2px(s.x-h)+","+pe.measure.em2px(-s.y+l),o=y+i*x*2+n,u=this.tOfLength(o),s=this.position(u),c=this.angle(u),h=a*Math.cos(c+v),l=a*Math.sin(c+v),m+=" Q"+pe.measure.em2px(s.x+2*h)+","+pe.measure.em2px(-s.y-2*l),p+=" Q"+pe.measure.em2px(s.x+h)+","+pe.measure.em2px(-s.y-l),f+=" Q"+pe.measure.em2px(s.x)+","+pe.measure.em2px(-s.y),o=y+i*x*2+2*n,u=this.tOfLength(o),s=this.position(u),c=this.angle(u),h=a*Math.cos(c+v),l=a*Math.sin(c+v),m+=" "+pe.measure.em2px(s.x+h)+","+pe.measure.em2px(-s.y-l),p+=" "+pe.measure.em2px(s.x)+","+pe.measure.em2px(-s.y),f+=" "+pe.measure.em2px(s.x-h)+","+pe.measure.em2px(-s.y+l),o=y+i*x*2+3*n,u=this.tOfLength(o),s=this.position(u),c=this.angle(u),h=a*Math.cos(c+v),l=a*Math.sin(c+v),m+=" Q"+pe.measure.em2px(s.x)+","+pe.measure.em2px(-s.y),p+=" Q"+pe.measure.em2px(s.x-h)+","+pe.measure.em2px(-s.y+l),f+=" "+pe.measure.em2px(s.x-2*h)+","+pe.measure.em2px(-s.y+2*l),o=y+i*(2*x+1),u=this.tOfLength(o),s=this.position(u),c=this.angle(u),h=a*Math.cos(c+v),l=a*Math.sin(c+v),m+=" "+pe.measure.em2px(s.x+h)+","+pe.measure.em2px(-s.y-l),p+=" "+pe.measure.em2px(s.x)+","+pe.measure.em2px(-s.y),f+=" "+pe.measure.em2px(s.x-h)+","+pe.measure.em2px(-s.y+l);e.createSVGElement("path",{d:m}),e.createSVGElement("path",{d:p}),e.createSVGElement("path",{d:f});break;case"2":m=p="";for(x=0;x<=d;x++)o=y+i*x*2,u=this.tOfLength(o),s=this.position(u),c=this.angle(u),h=a*Math.cos(c+v)/2,l=a*Math.sin(c+v)/2,m+=" M"+pe.measure.em2px(s.x+h)+","+pe.measure.em2px(-s.y-l),p+=" M"+pe.measure.em2px(s.x-h)+","+pe.measure.em2px(-s.y+l),o=y+i*x*2+n,u=this.tOfLength(o),s=this.position(u),c=this.angle(u),h=a*Math.cos(c+v)/2,l=a*Math.sin(c+v)/2,m+=" Q"+pe.measure.em2px(s.x+3*h)+","+pe.measure.em2px(-s.y-3*l),p+=" Q"+pe.measure.em2px(s.x+h)+","+pe.measure.em2px(-s.y-l),o=y+i*x*2+2*n,u=this.tOfLength(o),s=this.position(u),c=this.angle(u),h=a*Math.cos(c+v)/2,l=a*Math.sin(c+v)/2,m+=" "+pe.measure.em2px(s.x+h)+","+pe.measure.em2px(-s.y-l),p+=" "+pe.measure.em2px(s.x-h)+","+pe.measure.em2px(-s.y+l),o=y+i*x*2+3*n,u=this.tOfLength(o),s=this.position(u),c=this.angle(u),h=a*Math.cos(c+v)/2,l=a*Math.sin(c+v)/2,m+=" Q"+pe.measure.em2px(s.x-h)+","+pe.measure.em2px(-s.y+l),p+=" Q"+pe.measure.em2px(s.x-3*h)+","+pe.measure.em2px(-s.y+3*l),o=y+i*(2*x+1),u=this.tOfLength(o),s=this.position(u),c=this.angle(u),h=a*Math.cos(c+v)/2,l=a*Math.sin(c+v)/2,m+=" "+pe.measure.em2px(s.x+h)+","+pe.measure.em2px(-s.y-l),p+=" "+pe.measure.em2px(s.x-h)+","+pe.measure.em2px(-s.y+l);e.createSVGElement("path",{d:m}),e.createSVGElement("path",{d:p});break;default:m="";for(x=0;x<=d;x++)o=y+i*x*2,u=this.tOfLength(o),s=this.position(u),m+=" M"+pe.measure.em2px(s.x)+","+pe.measure.em2px(-s.y),o=y+i*x*2+n,u=this.tOfLength(o),s=this.position(u),c=this.angle(u),h=a*Math.cos(c+v),l=a*Math.sin(c+v),m+=" Q"+pe.measure.em2px(s.x+h)+","+pe.measure.em2px(-s.y-l),o=y+i*x*2+2*n,u=this.tOfLength(o),s=this.position(u),m+=" "+pe.measure.em2px(s.x)+","+pe.measure.em2px(-s.y),o=y+i*x*2+3*n,u=this.tOfLength(o),s=this.position(u),c=this.angle(u),h=a*Math.cos(c+v),l=a*Math.sin(c+v),m+=" Q"+pe.measure.em2px(s.x-h)+","+pe.measure.em2px(-s.y+l),o=y+i*(2*x+1),u=this.tOfLength(o),s=this.position(u),m+=" "+pe.measure.em2px(s.x)+","+pe.measure.em2px(-s.y);e.createSVGElement("path",{d:m})}}}},{key:"drawCurve",value:function(e,t,n,r){if(r.isEmpty)this._drawCurve(e,t,n);else{var i=new yt(0,1).differenceRanges(r),a=this;i.foreach((function(r){a.slice(r.start,r.end)._drawCurve(e,t,n)}))}}},{key:"_drawCurve",value:function(e,t,n){var r,i=pe.measure.length2em("0.15em");if(void 0!==n){var a=n.dirMain(),o=n.dirVariant();switch(a){case"=":a="-",o="2";break;case"==":a="--",o="2";break;case":":case"::":a=".",o="2"}switch(a){case"":break;case"-":switch(o){case"2":r=i/2,this.drawParallelCurve(e,r);break;case"3":r=i,this.drawParallelCurve(e,r),this.drawPrimitive(e,"none");break;default:r=0,this.drawPrimitive(e,"none")}break;case".":case"..":switch(o){case"2":r=i/2,this.drawParallelDottedCurve(e,i,r);break;case"3":r=i,this.drawParallelDottedCurve(e,i,r),this.drawPrimitive(e,pe.measure.dottedDasharray);break;default:r=0,this.drawPrimitive(e,pe.measure.dottedDasharray)}break;case"--":var u=3*i;if((x=this.length(1))>=u)switch(o){case"2":r=i/2,this.drawParallelDashedCurve(e,u,r);break;case"3":r=i,this.drawParallelDashedCurve(e,u,r);var s=(x-u)/2-Math.floor((x-u)/2/u)*u,c=this.tOfLength(s);this.divide(c)[1].drawPrimitive(e,pe.measure.em2px(u)+" 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xt(ft.none,w);var S=t,b=S.boundingBox(h);if(void 0===b)return;var C=b.l+b.r,k=C;0==k&&(k=pe.measure.strokeWidth);var M;x=this.length(1);if(0==(M=Math.floor(x/k)))return;for(s=(x-M*k+k-C)/2+b.l,h=new xt(ft.none,w),g=0;g<M;g++){var P=s+g*k,O=this.tOfLength(P);w.c=this.position(O),w.angle=0,S.toDropShape(h).draw(e)}}}},{key:"toShape",value:function(e,t,n){var r,i=e.env,a=pe.measure.length2em("0.15em"),o=ft.none;if(void 0!==n){var u=n.dirMain(),s=n.dirVariant();switch(u){case"=":u="-",s="2";break;case"==":u="--",s="2";break;case":":case"::":u=".",s="2"}switch(u){case"":r=0;break;case"-":case".":case"..":switch(s){case"2":r=a/2;break;case"3":r=a;break;default:r=0}break;case"--":var c=3*a;if((d=this.length(1))>=c)switch(s){case"2":r=a/2;break;case"3":r=a;break;default:r=0}break;case"~":case"~~":switch(s){case"2":r=1.5*a;break;case"3":r=2*a;break;default:r=0}break;default:var h=n.boundingBox(e);if(null==h)return i.angle=0,i.lastCurve=Lt.none,ft.none;r=Math.max(h.u,h.d);var l,m=h.l+h.r;if(void 0!==t){var p=t.boundingBox(e);void 0!==p&&(l=p.l+p.r,r=Math.max(r,p.u,p.d))}else l=0;var f=m+l;0==f&&(f=pe.measure.strokeWidth);var d=this.length(1);return 0==Math.floor(d/f)?(i.angle=0,i.lastCurve=Lt.none,ft.none):(o=new ft.CurveShape(this,t,n,this.boundingBox(r)),e.appendShapeToFront(o),o)}return void 0===r?ft.none:(o=new ft.CurveShape(this,t,n,this.boundingBox(r)),e.appendShapeToFront(o),o)}if(void 0!==t){var y=t.boundingBox(e);if(null==y)return i.angle=0,i.lastCurve=Lt.none,ft.none;var v=y.l+y.r;0==v&&(v=pe.measure.strokeWidth);d=this.length(1);return 0==Math.floor(d/v)?(i.angle=0,i.lastCurve=Lt.none,ft.none):(r=Math.max(y.u,y.d),o=new ft.CurveShape(this,t,n,this.boundingBox(r)),e.appendShapeToFront(o),o)}return o}}],[{key:"sign",value:function(e){return e>0?1:0===e?0:-1}},{key:"solutionsOfCubicEq",value:function(t,n,r,i){if(0===t)return e.solutionsOfQuadEq(n,r,i);var a=n/3/t,o=r/t,u=a*a-o/3,s=-(i/t)/2+o*a/2-a*a*a,c=s*s-u*u*u;if(0===c){var h=2*(d=Math.pow(s,1/3))-a,l=-d-a;return e.filterByIn0to1([h,l])}if(c>0){var m=s+e.sign(s)*Math.sqrt(c),p=(f=e.sign(m)*Math.pow(Math.abs(m),1/3))+(d=u/f)-a;return e.filterByIn0to1([p])}var f=2*Math.sqrt(u),d=Math.acos(2*s/u/f),y=(h=f*Math.cos(d/3)-a,l=f*Math.cos((d+2*Math.PI)/3)-a,f*Math.cos((d+4*Math.PI)/3)-a);return e.filterByIn0to1([h,l,y])}},{key:"solutionsOfQuadEq",value:function(t,n,r){if(0===t)return e.solutionsOfLinearEq(n,r);var i=n*n-4*r*t;if(i>=0){var a=Math.sqrt(i),o=(-n+a)/2/t,u=(-n-a)/2/t;return e.filterByIn0to1([o,u])}return[]}},{key:"solutionsOfLinearEq",value:function(t,n){return 0===t?0===n?0:[]:e.filterByIn0to1([-n/t])}},{key:"filterByIn0to1",value:function(e){for(var t=[],n=0;n<e.length;n++){var r=e[n];r>=0&&r<=1&&t.push(r)}return t}}]),e}();Et.QuadBezier=function(e){wt(n,e);var t=bt(n);function n(e,r,i){var a;Mt(this,n),(a=t.call(this)).cp0=e,a.cp1=r,a.cp2=i;var o=e.x,u=2*(r.x-e.x),s=i.x-2*r.x+e.x;a.px=function(e){return o+e*u+e*e*s},a.dpx=function(e){return u+2*e*s};var c=e.y,h=2*(r.y-e.y),l=i.y-2*r.y+e.y;return a.py=function(e){return c+e*h+e*e*l},a.dpy=function(e){return h+2*e*l},a}return Ot(n,[{key:"startPosition",value:function(){return this.cp0}},{key:"endPosition",value:function(){return this.cp2}},{key:"position",value:function(e){return new rt.Point(this.px(e),this.py(e))}},{key:"derivative",value:function(e){return new rt.Point(this.dpx(e),this.dpy(e))}},{key:"angle",value:function(e){return Math.atan2(this.dpy(e),this.dpx(e))}},{key:"boundingBox",value:function(e){var t=this.maxMin(this.cp0.x,this.cp1.x,this.cp2.x,e),n=this.maxMin(this.cp0.y,this.cp1.y,this.cp2.y,e);if(0===e)return new rt.Rect(this.cp0.x,this.cp0.y,{l:this.cp0.x-t.min,r:t.max-this.cp0.x,u:n.max-this.cp0.y,d:this.cp0.y-n.min});var r=Math.PI/2,i=this.cp0.x,a=this.cp0.y,o=this.cp2.x,u=this.cp2.y,s=this.angle(0)+r,c=this.angle(1)+r,h=e*Math.cos(s),l=e*Math.sin(s),m=e*Math.cos(c),p=e*Math.sin(c),f=Math.min(t.min,i+h,i-h,o+m,o-m),d=Math.max(t.max,i+h,i-h,o+m,o-m),y=Math.min(n.min,a+l,a-l,u+p,u-p),v=Math.max(n.max,a+l,a-l,u+p,u-p);return new rt.Rect(i,a,{l:i-f,r:d-i,u:v-a,d:a-y})}},{key:"maxMin",value:function(e,t,n,r){var i,a;e>n?(i=e,a=n):(i=n,a=e);var o,u,s=Ue,c=s(e),h=s(t-e),l=s(n-2*t+e);return 0!=l&&(u=-h/l)>0&&u<1&&(o=function(e){return c+2*e*h+e*e*l}(u),i=Math.max(i,o+r,o-r),a=Math.min(a,o+r,o-r)),{min:a,max:i}}},{key:"divide",value:function(e){if(e<0||e>1)throw s("ExecutionError","illegal quadratic Bezier parameter t:"+e);var t=this.cp0.x,n=this.cp1.x,r=this.cp2.x,i=this.cp0.y,a=this.cp1.y,o=this.cp2.y,u=this.px(e),c=this.py(e),h=this.cp0,l=new rt.Point(t+e*(n-t),i+e*(a-i)),m=new rt.Point(u,c),p=m,f=new rt.Point(n+e*(r-n),a+e*(o-a)),d=this.cp2;return[new Et.QuadBezier(h,l,m),new Et.QuadBezier(p,f,d)]}},{key:"slice",value:function(e,t){if(!(e>=t)){if(e<0&&(e=0),t>1&&(t=1),0===e&&1===t)return this;this.cp0.x;var n=this.cp1.x,r=this.cp2.x,i=(this.cp0.y,this.cp1.y),a=this.cp2.y,o=this.px(e),u=this.py(e),s=n+e*(r-n),c=i+e*(a-i),h=new rt.Point(o,u),l=new rt.Point(o+t*(s-o),u+t*(c-u)),m=new rt.Point(this.px(t),this.py(t));return new Et.QuadBezier(h,l,m)}}},{key:"tOfIntersections",value:function(e){if(e.isPoint())return[];if(e.isRect()){var t,n=e.x+e.r,r=e.x-e.l,i=e.y+e.u,a=e.y-e.d,o=Ue,u=this.cp0.x,s=this.cp1.x,c=this.cp2.x,h=o(u),l=o(2*(s-u)),m=o(c-2*s+u),p=function(e){return h+e*l+e*e*m},f=this.cp0.y,d=this.cp1.y,y=this.cp2.y,v=o(f),x=o(2*(d-f)),g=o(y-2*d+f),w=function(e){return v+e*x+e*e*g},S=[];t=(t=Et.solutionsOfQuadEq(m,l,h-n)).concat(Et.solutionsOfQuadEq(m,l,h-r));for(var b=0;b<t.length;b++){(M=w(I=t[b]))>=a&&M<=i&&S.push(I)}t=(t=Et.solutionsOfQuadEq(g,x,v-i)).concat(Et.solutionsOfQuadEq(g,x,v-a));for(b=0;b<t.length;b++){(k=p(I=t[b]))>=r&&k<=n&&S.push(I)}return S}if(e.isCircle()){var C=Math.PI,k=e.x,M=e.y,P=e.l,O=e.r,B=e.u,E=e.d,A=k+(O-P)/2,L=M+(B-E)/2,j=(n=(P+O)/2,(B+E)/2),D=C/180,T=new At.Arc(A,L,n,j,-C-D,-C/2+D),R=new At.Arc(A,L,n,j,-C/2-D,0+D),F=new At.Arc(A,L,n,j,0-D,C/2+D),G=new At.Arc(A,L,n,j,C/2-D,C+D),V=new At.QuadBezier(this,0,1),_=[];_=(_=(_=(_=_.concat(At.findIntersections(T,V))).concat(At.findIntersections(R,V))).concat(At.findIntersections(F,V))).concat(At.findIntersections(G,V));for(S=[],b=0;b<_.length;b++){var I=(_[b][1].min+_[b][1].max)/2;S.push(I)}return S}}},{key:"countOfSegments",value:function(){return 1}},{key:"drawPrimitive",value:function(e,t){var n=this.cp0,r=this.cp1,i=this.cp2;e.createSVGElement("path",{d:"M"+pe.measure.em2px(n.x)+","+pe.measure.em2px(-n.y)+" Q"+pe.measure.em2px(r.x)+","+pe.measure.em2px(-r.y)+" "+pe.measure.em2px(i.x)+","+pe.measure.em2px(-i.y),"stroke-dasharray":t})}},{key:"toString",value:function(){return"QuadBezier("+this.cp0.x+", "+this.cp0.y+")-("+this.cp1.x+", "+this.cp1.y+")-("+this.cp2.x+", "+this.cp2.y+")"}}]),n}(Et),Et.CubicBezier=function(e){wt(n,e);var t=bt(n);function n(e,r,i,a){var o;Mt(this,n),(o=t.call(this)).cp0=e,o.cp1=r,o.cp2=i,o.cp3=a;var u=e.x,s=3*(r.x-e.x),c=3*(i.x-2*r.x+e.x),h=a.x-3*i.x+3*r.x-e.x;o.px=function(e){return u+e*s+e*e*c+e*e*e*h},o.dpx=function(e){return s+2*e*c+3*e*e*h};var l=e.y,m=3*(r.y-e.y),p=3*(i.y-2*r.y+e.y),f=a.y-3*i.y+3*r.y-e.y;return o.py=function(e){return l+e*m+e*e*p+e*e*e*f},o.dpy=function(e){return m+2*e*p+3*e*e*f},o}return Ot(n,[{key:"startPosition",value:function(){return this.cp0}},{key:"endPosition",value:function(){return this.cp3}},{key:"position",value:function(e){return new rt.Point(this.px(e),this.py(e))}},{key:"derivative",value:function(e){return new rt.Point(this.dpx(e),this.dpy(e))}},{key:"angle",value:function(e){return Math.atan2(this.dpy(e),this.dpx(e))}},{key:"boundingBox",value:function(e){var t=this.maxMin(this.cp0.x,this.cp1.x,this.cp2.x,this.cp3.x,e),n=this.maxMin(this.cp0.y,this.cp1.y,this.cp2.y,this.cp3.y,e);if(0===e)return new rt.Rect(this.cp0.x,this.cp0.y,{l:this.cp0.x-t.min,r:t.max-this.cp0.x,u:n.max-this.cp0.y,d:this.cp0.y-n.min});var r=Math.PI/2,i=this.cp0.x,a=this.cp0.y,o=this.cp3.x,u=this.cp3.y,s=this.angle(0)+r,c=this.angle(1)+r,h=e*Math.cos(s),l=e*Math.sin(s),m=e*Math.cos(c),p=e*Math.sin(c),f=Math.min(t.min,i+h,i-h,o+m,o-m),d=Math.max(t.max,i+h,i-h,o+m,o-m),y=Math.min(n.min,a+l,a-l,u+p,u-p),v=Math.max(n.max,a+l,a-l,u+p,u-p);return new rt.Rect(i,a,{l:i-f,r:d-i,u:v-a,d:a-y})}},{key:"maxMin",value:function(e,t,n,r,i){var a,o;e>r?(a=e,o=r):(a=r,o=e);var u,s=Ue,c=s(e),h=s(t-e),l=s(n-2*t+e),m=s(r-3*n+3*t-e),p=function(e){e>0&&e<1&&(u=function(e){return c+3*e*h+3*e*e*l+e*e*e*m}(e),a=Math.max(a,u+i,u-i),o=Math.min(o,u+i,u-i))};if(0==m)0!=l&&p(-h/l/2);else{var f=l*l-h*m;f>0?(p((-l+Math.sqrt(f))/m),p((-l-Math.sqrt(f))/m)):0==f&&p(-l/m)}return{min:o,max:a}}},{key:"divide",value:function(e){if(e<0||e>1)throw s("ExecutionError","illegal cubic Bezier parameter t:"+e);var t=this.cp0.x,n=this.cp1.x,r=this.cp2.x,i=this.cp3.x,a=this.cp0.y,o=this.cp1.y,u=this.cp2.y,c=this.cp3.y,h=this.px(e),l=this.py(e),m=this.cp0,p=new rt.Point(t+e*(n-t),a+e*(o-a)),f=new rt.Point(t+2*e*(n-t)+e*e*(r-2*n+t),a+2*e*(o-a)+e*e*(u-2*o+a)),d=new rt.Point(h,l),y=d,v=new rt.Point(n+2*e*(r-n)+e*e*(i-2*r+n),o+2*e*(u-o)+e*e*(c-2*u+o)),x=new rt.Point(r+e*(i-r),u+e*(c-u)),g=this.cp3;return[new Et.CubicBezier(m,p,f,d),new Et.CubicBezier(y,v,x,g)]}},{key:"slice",value:function(e,t){if(!(e>=t)){if(e<0&&(e=0),t>1&&(t=1),0===e&&1===t)return this;this.cp0.x;var n=this.cp1.x,r=this.cp2.x,i=this.cp3.x,a=(this.cp0.y,this.cp1.y),o=this.cp2.y,u=this.cp3.y,s=this.px(e),c=this.py(e),h=n+2*e*(r-n)+e*e*(i-2*r+n),l=a+2*e*(o-a)+e*e*(u-2*o+a),m=r+e*(i-r),p=o+e*(u-o),f=new rt.Point(s,c),d=new rt.Point(s+t*(h-s),c+t*(l-c)),y=new rt.Point(s+2*t*(h-s)+t*t*(m-2*h+s),c+2*t*(l-c)+t*t*(p-2*l+c)),v=new rt.Point(this.px(t),this.py(t));return new Et.CubicBezier(f,d,y,v)}}},{key:"tOfIntersections",value:function(e){if(e.isPoint())return[];if(e.isRect()){var t,n=e.x+e.r,r=e.x-e.l,i=e.y+e.u,a=e.y-e.d,o=Ue,u=this.cp0.x,s=this.cp1.x,c=this.cp2.x,h=this.cp3.x,l=this.cp0.y,m=this.cp1.y,p=this.cp2.y,f=this.cp3.y,d=o(u),y=o(3*(s-u)),v=o(3*(c-2*s+u)),x=o(h-3*c+3*s-u),g=function(e){return d+e*y+e*e*v+e*e*e*x},w=o(l),S=o(3*(m-l)),b=o(3*(p-2*m+l)),C=o(f-3*p+3*m-l),k=function(e){return w+e*S+e*e*b+e*e*e*C},M=[];t=(t=Et.solutionsOfCubicEq(x,v,y,d-n)).concat(Et.solutionsOfCubicEq(x,v,y,d-r));for(var P=0;P<t.length;P++){(E=k(N=t[P]))>=a&&E<=i&&M.push(N)}t=(t=Et.solutionsOfCubicEq(C,b,S,w-i)).concat(Et.solutionsOfCubicEq(C,b,S,w-a));for(P=0;P<t.length;P++){(B=g(N=t[P]))>=r&&B<=n&&M.push(N)}return M}if(e.isCircle()){var O=Math.PI,B=e.x,E=e.y,A=e.l,L=e.r,j=e.u,D=e.d,T=B+(L-A)/2,R=E+(j-D)/2,F=(n=(A+L)/2,(j+D)/2),G=O/180,V=new At.Arc(T,R,n,F,-O-G,-O/2+G),_=new At.Arc(T,R,n,F,-O/2-G,0+G),I=new At.Arc(T,R,n,F,0-G,O/2+G),z=new At.Arc(T,R,n,F,O/2-G,O+G),Q=new At.CubicBezier(this,0,1),W=[];W=(W=(W=(W=W.concat(At.findIntersections(V,Q))).concat(At.findIntersections(_,Q))).concat(At.findIntersections(I,Q))).concat(At.findIntersections(z,Q));for(M=[],P=0;P<W.length;P++){var N=(W[P][1].min+W[P][1].max)/2;M.push(N)}return M}}},{key:"countOfSegments",value:function(){return 1}},{key:"drawPrimitive",value:function(e,t){var n=this.cp0,r=this.cp1,i=this.cp2,a=this.cp3;e.createSVGElement("path",{d:"M"+pe.measure.em2px(n.x)+","+pe.measure.em2px(-n.y)+" C"+pe.measure.em2px(r.x)+","+pe.measure.em2px(-r.y)+" "+pe.measure.em2px(i.x)+","+pe.measure.em2px(-i.y)+" "+pe.measure.em2px(a.x)+","+pe.measure.em2px(-a.y),"stroke-dasharray":t})}},{key:"toString",value:function(){return"CubicBezier("+this.cp0.x+", "+this.cp0.y+")-("+this.cp1.x+", "+this.cp1.y+")-("+this.cp2.x+", "+this.cp2.y+")-("+this.cp3.x+", "+this.cp3.y+")"}}]),n}(Et),Et.CubicBeziers=function(e){wt(n,e);var t=bt(n);function n(e){var r;Mt(this,n),(r=t.call(this)).cbs=e;var i=r.cbs.length;return r.delegate=0==i?function(e,t,n){return n}:function(t,n,r){var a=t*i,o=Math.floor(a);o<0&&(o=0),o>=i&&(o=i-1);var u=a-o;return n(e[o],u)},r}return Ot(n,[{key:"startPosition",value:function(){return this.cbs[0].cp0}},{key:"endPosition",value:function(){return this.cbs[this.cbs.length-1].cp3}},{key:"position",value:function(e){return this.delegate(e,(function(e,t){return e.position(t)}),void 0)}},{key:"derivative",value:function(e){return this.delegate(e,(function(e,t){return e.derivative(t)}),void 0)}},{key:"angle",value:function(e){return this.delegate(e,(function(e,t){return e.angle(t)}),0)}},{key:"velocity",value:function(e){var t=this.cbs.length;return this.delegate(e,(function(e,n){return t*e.velocity(n)}),0)}},{key:"boundingBox",value:function(e){if(0!=this.cbs.length){var t,n=this.cbs[0].boundingBox(e),r=this.cbs.length;for(t=1;t<r;t++)n=n.combineRect(this.cbs[t].boundingBox(e));return n}}},{key:"tOfIntersections",value:function(e){var t=[],n=0,r=this.cbs.length;for(n=0;n<r;n++)for(var i=this.cbs[n].tOfIntersections(e),a=0;a<i.length;a++)t.push((i[a]+n)/r);return t}},{key:"divide",value:function(e){if(e<0||e>1)throw s("ExecutionError","illegal cubic Bezier parameter t:"+e);if(0===e)return[new Et.CubicBeziers([]),this];if(1===e)return[this,new Et.CubicBeziers([])];var t=this.cbs.length,n=e*t,r=Math.floor(n);r===t&&(r=t-1);var i=n-r,a=this.cbs.slice(0,r),o=this.cbs.slice(r+1),u=this.cbs[r].divide(i);return a.push(u[0]),o.unshift(u[1]),[new Et.CubicBeziers(a),new Et.CubicBeziers(o)]}},{key:"slice",value:function(e,t){if(!(e>=t)){if(e<0&&(e=0),t>1&&(t=1),0===e&&1===t)return this;var n=this.cbs.length,r=e*n,i=t*n,a=Math.floor(r),o=Math.floor(i);a===n&&(a=n-1),o===n&&(o=n-1);var u,s=r-a,c=i-o;return a===o?u=[this.cbs[a].slice(s,c)]:((u=this.cbs.slice(a+1,o)).push(this.cbs[o].slice(0,c)),u.unshift(this.cbs[a].slice(s,1))),new Et.CubicBeziers(u)}}},{key:"countOfSegments",value:function(){return this.cbs.length}},{key:"drawPrimitive",value:function(e,t){for(var n=this.cbs.length,r=this.cbs,i=r[0],a=i.cp0,o=i.cp1,u=i.cp2,s=i.cp3,c="M"+pe.measure.em2px(a.x)+","+pe.measure.em2px(-a.y)+" C"+pe.measure.em2px(o.x)+","+pe.measure.em2px(-o.y)+" "+pe.measure.em2px(u.x)+","+pe.measure.em2px(-u.y)+" "+pe.measure.em2px(s.x)+","+pe.measure.em2px(-s.y),h=1;h<n;h++)u=(i=r[h]).cp2,s=i.cp3,c+=" S"+pe.measure.em2px(u.x)+","+pe.measure.em2px(-u.y)+" "+pe.measure.em2px(s.x)+","+pe.measure.em2px(-s.y);e.createSVGElement("path",{d:c,"stroke-dasharray":t})}},{key:"drawSkipped",value:function(e){for(var t=this.cbs.length,n=this.cbs,r="",i=0;i<t;i+=2){var a=n[i],o=a.cp0,u=a.cp1,s=a.cp2,c=a.cp3;r+="M"+pe.measure.em2px(o.x)+","+pe.measure.em2px(-o.y)+" C"+pe.measure.em2px(u.x)+","+pe.measure.em2px(-u.y)+" "+pe.measure.em2px(s.x)+","+pe.measure.em2px(-s.y)+" "+pe.measure.em2px(c.x)+","+pe.measure.em2px(-c.y)}e.createSVGElement("path",{d:r})}}],[{key:"interpolation",value:function(e,t,n){var r,i=Et.CubicBeziers.cubicSplineInterpolation(e,t),a=i[0],o=i[1],u=Et.CubicBeziers.cubicSplineInterpolation(e,n),s=u[0],c=u[1],h=e.length,l=new Array(h-1);for(r=0;r<h-1;r++)l[r]=new Et.CubicBezier(new rt.Point(t[r],n[r]),new rt.Point(a[r],s[r]),new rt.Point(o[r],c[r]),new rt.Point(t[r+1],n[r+1]));return new Et.CubicBeziers(l)}},{key:"cubicSplineInterpolation",value:function(e,t){var n,r=e.length-1,i=new Array(r);for(n=0;n<r;n++)i[n]=e[n+1]-e[n];var a=new Array(r);for(n=1;n<r;n++)a[n]=3*(t[n+1]-t[n])/i[n]-3*(t[n]-t[n-1])/i[n-1];var o=new Array(r+1),u=new Array(r+1),s=new Array(r+1);for(o[0]=1,u[0]=0,s[0]=0,n=1;n<r;n++)o[n]=2*(e[n+1]-e[n-1])-i[n-1]*u[n-1],u[n]=i[n]/o[n],s[n]=(a[n]-i[n-1]*s[n-1])/o[n];o[r]=1,s[r]=0;var c=new Array(r),h=new Array(r+1);for(h[r]=0,n=r-1;n>=0;n--){var l=i[n],m=h[n+1],p=l*l*s[n]-u[n]*m;h[n]=p,c[n]=t[n+1]-t[n]-(m+2*p)/3}var f=new Array(r),d=new Array(r);for(n=0;n<r;n++){var y=t[n],v=c[n],x=h[n];f[n]=y+v/3,d[n]=y+(2*v+x)/3}return[f,d]}}]),n}(Et),Et.CubicBSpline=function(){function e(t,n,r){if(Mt(this,e),n.length<1)throw s("ExecutionError","the number of internal control points of cubic B-spline must be greater than or equal to 1");var i=[];i.push(t);for(var a=0,o=n.length;a<o;a++)i.push(n[a]);i.push(r),this.cps=i;var u=this.cps.length-1,c=function(e){return e<0?i[0]:e>u?i[u]:i[e]},h=function(e){var t=Math.abs(e);return t<=1?(3*t*t*t-6*t*t+4)/6:t<=2?-(t-2)*(t-2)*(t-2)/6:0};this.px=function(e){for(var t=(u+2)*e-1,n=Math.ceil(t-2),r=Math.floor(t+2),i=0,a=n;a<=r;a++)i+=h(t-a)*c(a).x;return i},this.py=function(e){for(var t=(u+2)*e-1,n=Math.ceil(t-2),r=Math.floor(t+2),i=0,a=n;a<=r;a++)i+=h(t-a)*c(a).y;return i};var l=function(e){var t=e>0?1:e<0?-1:0,n=Math.abs(e);return n<=1?t*(3*n*n-4*n)/2:n<=2?-t*(n-2)*(n-2)/2:0};this.dpx=function(e){for(var t=(u+2)*e-1,n=Math.ceil(t-2),r=Math.floor(t+2),i=0,a=n;a<=r;a++)i+=l(t-a)*c(a).x;return i},this.dpy=function(e){for(var t=(u+2)*e-1,n=Math.ceil(t-2),r=Math.floor(t+2),i=0,a=n;a<=r;a++)i+=l(t-a)*c(a).y;return i}}return Ot(e,[{key:"position",value:function(e){return new rt.Point(this.px(e),this.py(e))}},{key:"angle",value:function(e){return Math.atan2(this.dpy(e),this.dpx(e))}},{key:"toCubicBeziers",value:function(){var e=[],t=this.cps,n=t[0],r=t[1],i=t[2],a=n.x,o=n.y,u=a+(r.x-a)/3,s=o+(r.y-o)/3,c=a+2*(r.x-a)/3,h=o+2*(r.y-o)/3,l=r.x+(i.x-r.x)/3,m=r.y+(i.y-r.y)/3,p=(c+l)/2,f=(h+m)/2,d=n,y=new rt.Point(u,s),v=new rt.Point(c,h),x=new rt.Point(p,f),g=new Et.CubicBezier(d,y,v,x);e.push(g);for(var w=this.cps.length-1,S=2;S<w;S++)n=r,r=i,i=t[S+1],a=p,o=f,u=2*p-c,s=2*f-h,c=n.x+2*(r.x-n.x)/3,h=n.y+2*(r.y-n.y)/3,p=(c+(l=r.x+(i.x-r.x)/3))/2,f=(h+(m=r.y+(i.y-r.y)/3))/2,d=x,y=new rt.Point(u,s),v=new rt.Point(c,h),x=new rt.Point(p,f),g=new Et.CubicBezier(d,y,v,x),e.push(g);return n=r,r=i,a=p,o=f,u=2*p-c,s=2*f-h,c=n.x+2*(r.x-n.x)/3,h=n.y+2*(r.y-n.y)/3,p=r.x,f=r.y,d=x,y=new rt.Point(u,s),v=new rt.Point(c,h),x=new rt.Point(p,f),g=new Et.CubicBezier(d,y,v,x),e.push(g),e}},{key:"countOfSegments",value:function(){return this.cps.length-1}}]),e}(),Et.Line=function(){function e(t,n){Mt(this,e),this.s=t,this.e=n}return Ot(e,[{key:"position",value:function(e){return new rt.Point(this.s.x+e*(this.e.x-this.s.x),this.s.y+e*(this.e.y-this.s.y))}},{key:"slice",value:function(e,t){if(!(e>=t)){if(e<0&&(e=0),t>1&&(t=1),0===e&&1===t)return this;var n=this.s,r=this.e,i=r.x-n.x,a=r.y-n.y,o=new rt.Point(n.x+e*i,n.y+e*a),u=new rt.Point(n.x+t*i,n.y+t*a);return new Et.Line(o,u)}}},{key:"tOfIntersections",value:function(e){if(e.isPoint())return[];var t=this.s,n=this.e;if(e.isRect()){var r,i=e.x+e.r,a=e.x-e.l,o=e.y+e.u,u=e.y-e.d,s=t.x,c=t.y,h=n.x-s,l=n.y-c,m=function(e){return s+e*h},p=function(e){return c+e*l},f=[];r=(r=Et.solutionsOfLinearEq(h,s-i)).concat(Et.solutionsOfLinearEq(h,s-a));for(var d=0;d<r.length;d++){var y=p(v=r[d]);y>=u&&y<=o&&f.push(v)}r=(r=Et.solutionsOfLinearEq(l,c-o)).concat(Et.solutionsOfLinearEq(l,c-u));for(d=0;d<r.length;d++){var v,x=m(v=r[d]);x>=a&&x<=i&&f.push(v)}return f}if(e.isCircle()){Math.PI;var g=e.l,w=e.r,S=e.u,b=e.d,C=e.x+(w-g)/2,k=e.y+(S-b)/2,M=(i=(g+w)/2,(S+b)/2),P=t.x,O=t.y,B=n.x-P,E=-B,A=(u=n.y-O)*i,L=E*M,j=A*A+L*L,D=(n=-(b=A*C+L*k+((B*O-u*P)*i+(i-M)*E*k))/j,j*i*i-b*b);if(D<0)return[];var T,R,F=Math.sqrt(D)/j,G=M/i,V=A*n+L*F+C,_=G*(L*n-A*F+k-k)+k,I=A*n-L*F+C,z=G*(L*n+A*F+k-k)+k;Math.abs(B)>Math.abs(u)?(T=(V-P)/B,R=(I-P)/B):(T=(_-O)/u,R=(z-O)/u);f=[];return T>=0&&T<=1&&f.push(T),R>=0&&R<=1&&f.push(R),f}}},{key:"toShape",value:function(e,t,n,r){var i=e.env,a=pe.measure.thickness,o=this.s,u=this.e;if(o.x!==u.x||o.y!==u.y){var s,c=u.x-o.x,h=u.y-o.y,l=Math.atan2(h,c),m=ft.none;switch(n){case"=":n="-",r="2";break;case"==":n="--",r="2";break;case":":case"::":n=".",r="2"}switch(n){case"":return i.angle=l,i.lastCurve=new Lt.Line(o,u,i.p,i.c,void 0),m;case"-":case".":case"..":switch(r){case"2":s=a/2;break;case"3":s=a;break;default:s=0}break;case"--":var p=3*a;if((y=Math.sqrt(c*c+h*h))>=p)switch(r){case"2":s=a/2;break;case"3":s=a;break;default:s=0}break;case"~":case"~~":switch(r){case"2":s=1.5*a;break;case"3":s=2*a;break;default:s=0}break;default:var f=t.boundingBox(e);if(null==f)return i.angle=0,i.lastCurve=Lt.none,ft.none;var d=f.l+f.r;0==d&&(d=pe.measure.strokeWidth);var y=Math.sqrt(c*c+h*h);if(0==Math.floor(y/d))return i.angle=0,i.lastCurve=Lt.none,ft.none;s=Math.max(f.u,f.d)}if(void 0!==s){var v=this.boundingBox(s);return m=new ft.LineShape(this,t,n,r,v),e.appendShapeToFront(m),i.angle=l,i.lastCurve=new Lt.Line(o,u,i.p,i.c,m),m}}return i.angle=0,i.lastCurve=Lt.none,ft.none}},{key:"boundingBox",value:function(e){var t=this.s,n=this.e,r=n.x-t.x,i=n.y-t.y,a=Math.atan2(i,r),o=e*Math.cos(a+Math.PI/2),u=e*Math.sin(a+Math.PI/2);return new rt.Rect(t.x,t.y,{l:t.x-Math.min(t.x+o,t.x-o,n.x+o,n.x-o),r:Math.max(t.x+o,t.x-o,n.x+o,n.x-o)-t.x,u:Math.max(t.y+u,t.y-u,n.y+u,n.y-u)-t.y,d:t.y-Math.min(t.y+u,t.y-u,n.y+u,n.y-u)})}},{key:"drawLine",value:function(e,t,n,r,i){if(i.isEmpty)this._drawLine(e,t,n,r);else{var a=new yt(0,1).differenceRanges(i),o=this;a.foreach((function(i){o.slice(i.start,i.end)._drawLine(e,t,n,r)}))}}},{key:"_drawLine",value:function(e,t,n,r){var i=pe.measure.thickness,a=this.s,o=this.e;if(a.x!==o.x||a.y!==o.y){var u=o.x-a.x,s=o.y-a.y,c=Math.atan2(s,u),h={x:0,y:0};switch(n){case"":break;case"-":this.drawStraightLine(e,a,o,h,c,i,r,"");break;case"=":this.drawStraightLine(e,a,o,h,c,i,"2","");break;case".":case"..":this.drawStraightLine(e,a,o,h,c,i,r,pe.measure.dottedDasharray);break;case":":case"::":this.drawStraightLine(e,a,o,h,c,i,"2",pe.measure.dottedDasharray);break;case"--":case"==":var l=3*i;if((P=Math.sqrt(u*u+s*s))>=l)h={x:(O=(P-l)/2-Math.floor((P-l)/2/l)*l)*Math.cos(c),y:O*Math.sin(c)},this.drawStraightLine(e,a,o,h,c,i,"=="===n?"2":r,pe.measure.em2px(l)+" "+pe.measure.em2px(l));break;case"~":if((P=Math.sqrt(u*u+s*s))>=(w=4*i)){h={x:(O=(P-(M=Math.floor(P/w))*w)/2)*Math.cos(c),y:O*Math.sin(c)};for(var m=i*Math.cos(c+Math.PI/2),p=i*Math.sin(c+Math.PI/2),f=i*Math.cos(c),d=i*Math.sin(c),y=a.x+h.x,v=-a.y-h.y,x="M"+pe.measure.em2px(y)+","+pe.measure.em2px(v)+" Q"+pe.measure.em2px(y+f+m)+","+pe.measure.em2px(v-d-p)+" "+pe.measure.em2px(y+2*f)+","+pe.measure.em2px(v-2*d)+" T"+pe.measure.em2px(y+4*f)+","+pe.measure.em2px(v-4*d),g=1;g<M;g++)x+=" T"+pe.measure.em2px(y+(4*g+2)*f)+","+pe.measure.em2px(v-(4*g+2)*d)+" T"+pe.measure.em2px(y+(4*g+4)*f)+","+pe.measure.em2px(v-(4*g+4)*d);this.drawSquigglyLineShape(e,x,a,o,m,p,r)}break;case"~~":var w;if((P=Math.sqrt(u*u+s*s))>=(w=4*i)){h={x:(O=(P-w)/2-(M=Math.floor((P-w)/2/w))*w)*Math.cos(c),y:O*Math.sin(c)};for(m=i*Math.cos(c+Math.PI/2),p=i*Math.sin(c+Math.PI/2),f=i*Math.cos(c),d=i*Math.sin(c),y=a.x+h.x,v=-a.y-h.y,x="",g=0;g<=M;g++)x+=" M"+pe.measure.em2px(y+8*g*f)+","+pe.measure.em2px(v-8*g*d)+" Q"+pe.measure.em2px(y+(8*g+1)*f+m)+","+pe.measure.em2px(v-(8*g+1)*d-p)+" "+pe.measure.em2px(y+(8*g+2)*f)+","+pe.measure.em2px(v-(8*g+2)*d)+" T"+pe.measure.em2px(y+(8*g+4)*f)+","+pe.measure.em2px(v-(8*g+4)*d);this.drawSquigglyLineShape(e,x,a,o,m,p,r)}break;default:var S=new Bt;S.c=Bt.originPosition;var b=new xt(ft.none,S),C=t.boundingBox(b);if(null==C)return;var k=C.l+C.r;0==k&&(k=pe.measure.strokeWidth);var M,P=Math.sqrt(u*u+s*s);if(0==(M=Math.floor(P/k)))return;var O=(P-M*k)/2,B=Math.cos(c),E=Math.sin(c),A=k*B,L=k*E,j=a.x+(O+C.l)*B,D=a.y+(O+C.l)*E;for(b=new xt(ft.none,S),g=0;g<M;g++)S.c=new rt.Point(j+g*A,D+g*L),S.angle=c,t.toDropShape(b).draw(e)}}}},{key:"drawStraightLine",value:function(e,t,n,r,i,a,o,u){if("3"===o){var s=a*Math.cos(i+Math.PI/2),c=a*Math.sin(i+Math.PI/2);e.createSVGElement("line",{x1:pe.measure.em2px(t.x+r.x),y1:-pe.measure.em2px(t.y+r.y),x2:pe.measure.em2px(n.x),y2:-pe.measure.em2px(n.y),"stroke-dasharray":u}),e.createSVGElement("line",{x1:pe.measure.em2px(t.x+s+r.x),y1:-pe.measure.em2px(t.y+c+r.y),x2:pe.measure.em2px(n.x+s),y2:-pe.measure.em2px(n.y+c),"stroke-dasharray":u}),e.createSVGElement("line",{x1:pe.measure.em2px(t.x-s+r.x),y1:-pe.measure.em2px(t.y-c+r.y),x2:pe.measure.em2px(n.x-s),y2:-pe.measure.em2px(n.y-c),"stroke-dasharray":u})}else if("2"===o){s=a*Math.cos(i+Math.PI/2)/2,c=a*Math.sin(i+Math.PI/2)/2;e.createSVGElement("line",{x1:pe.measure.em2px(t.x+s+r.x),y1:-pe.measure.em2px(t.y+c+r.y),x2:pe.measure.em2px(n.x+s),y2:-pe.measure.em2px(n.y+c),"stroke-dasharray":u}),e.createSVGElement("line",{x1:pe.measure.em2px(t.x-s+r.x),y1:-pe.measure.em2px(t.y-c+r.y),x2:pe.measure.em2px(n.x-s),y2:-pe.measure.em2px(n.y-c),"stroke-dasharray":u})}else e.createSVGElement("line",{x1:pe.measure.em2px(t.x+r.x),y1:-pe.measure.em2px(t.y+r.y),x2:pe.measure.em2px(n.x),y2:-pe.measure.em2px(n.y),"stroke-dasharray":u})}},{key:"drawSquigglyLineShape",value:function(e,t,n,r,i,a,o){"3"===o?(e.createSVGElement("path",{d:t}),e.createGroup(e.transformBuilder().translate(i,a)).createSVGElement("path",{d:t}),e.createGroup(e.transformBuilder().translate(-i,-a)).createSVGElement("path",{d:t})):"2"===o?(e.createGroup(e.transformBuilder().translate(i/2,a/2)).createSVGElement("path",{d:t}),e.createGroup(e.transformBuilder().translate(-i/2,-a/2)).createSVGElement("path",{d:t})):e.createSVGElement("path",{d:t})}}]),e}();var At=function(){function e(){Mt(this,e)}return Ot(e,[{key:"bezierFatLine",value:function(e){var t,n,r,i,a=this.cps[0],o=this.cps[e];if(a.x!==o.x||a.y!==o.y)t=a.y-o.y,n=o.x-a.x,t/=i=Math.sqrt(t*t+n*n),n/=i,r=(a.x*o.y-a.y*o.x)/i;else{var u=this.bezier.angle(this.tmin);t=-Math.sin(u),n=Math.cos(u),r=-t*this.cp0.x-n*this.cp0.y}for(var s=r,c=r,h=1;h<e;h++){var l=-t*this.cps[h].x-n*this.cps[h].y;l>c?c=l:l<s&&(s=l)}return{min:[t,n,s],max:[t,n,c]}}},{key:"clippedLineRange",value:function(e,t,n){for(var r,i,a,o,u,s=e.length-1,c=new Array(s+1),h=We,l=0;l<=s;l++)c[l]=[l/s,-t[0]*e[l].x-t[1]*e[l].y-t[2],1];if(c[0][1]<0){var m=!0;for(l=1;l<=s;l++){(r=-(f=h(c[0],c[l]))[2]/f[0])>0&&r<1&&(void 0===i||r<i)&&(i=r),c[l][1]>=0&&(m=!1)}if(m)return}else i=0;if(c[s][1]<0)for(l=0;l<s;l++){(r=-(d=h(c[s],c[l]))[2]/d[0])>0&&r<1&&(void 0===a||r>a)&&(a=r)}else a=1;for(l=0;l<=s;l++)c[l]=[l/s,n[0]*e[l].x+n[1]*e[l].y+n[2],1];if(c[0][1]<0){var p=!0;for(l=1;l<=s;l++){var f;(r=-(f=h(c[0],c[l]))[2]/f[0])>0&&r<1&&(void 0===o||r<o)&&(o=r),c[l][1]>=0&&(p=!1)}if(p)return}else o=0;if(c[s][1]<0)for(l=0;l<s;l++){var d;(r=-(d=h(c[s],c[l]))[2]/d[0])>0&&r<1&&(void 0===u||r>u)&&(u=r)}else u=1;var y=Math.max(i,o),v=Math.min(a,u);return{min:this.tmin+y*(this.tmax-this.tmin),max:this.tmin+v*(this.tmax-this.tmin)}}}],[{key:"findIntersections",value:function(t,n){for(var r=e.maxIterations,i=e.goalAccuracy,a=[[t,n,!1]],o=0,u=[];o<r&&a.length>0;){o++;var s=a.shift(),c=(t=s[0],n=s[1],s[2]),h=t.fatLine(),l=n.clippedRange(h.min,h.max);if(null!=l){var m=l.min,p=l.max,f=p-m;if(f<i&&t.paramLength()<i)c?u.push([n.clip(m,p).paramRange(),t.paramRange()]):u.push([t.paramRange(),n.clip(m,p).paramRange()]);else if(f<=.8*n.paramLength())a.push([n.clip(m,p),t,!c]);else if(f>t.paramLength()){var d=(p+m)/2;a.push([n.clip(m,d),t,!c]),a.push([n.clip(d,p),t,!c])}else{var y=n.clip(m,p),v=t.paramRange(),x=(v.min+v.max)/2;a.push([y,t.clip(v.min,x),!c]),a.push([y,t.clip(x,v.max),!c])}}}return u}},{key:"maxIterations",get:function(){return 30}},{key:"goalAccuracy",get:function(){return 1e-4}}]),e}();At.Line=function(e){wt(n,e);var t=bt(n);function n(e,r,i,a){var o;return Mt(this,n),(o=t.call(this)).p0=e,o.p1=r,o.tmin=i,o.tmax=a,o}return Ot(n,[{key:"paramRange",value:function(){return{min:this.tmin,max:this.tmax}}},{key:"paramLength",value:function(){return this.tmax-this.tmin}},{key:"containsParam",value:function(e){return e>=this.tmin&&e<=this.tmax}},{key:"position",value:function(e){return{x:this.p0.x+e*(this.p1.x-this.p0.x),y:this.p0.y+e*(this.p1.y-this.p0.y)}}},{key:"fatLine",value:function(){var e=this.p1.y-this.p0.y,t=this.p0.x-this.p1.x,n=this.p1.x*this.p0.y-this.p0.x*this.p1.y,r=Math.sqrt(e*e+t*t);return 0===r?(e=1,t=0):(e/=r,t/=r,n/=r),{min:[e,t,n],max:[e,t,n]}}},{key:"clip",value:function(e,t){return new At.Line(this.p0,this.p1,e,t)}},{key:"clippedRange",value:function(e,t){var n=new Array(2);return n[0]=this.position(this.tmin),n[1]=this.position(this.tmax),this.clippedLineRange(n,e,t)}},{key:"drawFatLine",value:function(){this.fatLine().min;var e=function(e,t){return-(e*t[0]+t[2])/t[1]},t=this.p0.x,n=this.p1.x;pe.svgForDebug.createSVGElement("line",{x1:pe.measure.em2px(t),y1:-pe.measure.em2px(e(t,lmax)),x2:pe.measure.em2px(n),y2:-pe.measure.em2px(e(n,lmax)),"stroke-width":pe.measure.em2px(.02*pe.measure.oneem),stroke:"red"})}}]),n}(At),At.QuadBezier=function(e){wt(n,e);var t=bt(n);function n(e,r,i){var a;return Mt(this,n),(a=t.call(this)).bezier=e,a.tmin=r,a.tmax=i,a.cp0=e.position(r),a.cp1=new rt.Point((1-i)*(1-r)*e.cp0.x+(r+i-2*r*i)*e.cp1.x+r*i*e.cp2.x,(1-i)*(1-r)*e.cp0.y+(r+i-2*r*i)*e.cp1.y+r*i*e.cp2.y),a.cp2=e.position(i),a.cps=[a.cp0,a.cp1,a.cp2],a}return Ot(n,[{key:"paramRange",value:function(){return{min:this.tmin,max:this.tmax}}},{key:"paramLength",value:function(){return this.tmax-this.tmin}},{key:"fatLine",value:function(){return this.bezierFatLine(2)}},{key:"clip",value:function(e,t){return new At.QuadBezier(this.bezier,e,t)}},{key:"clippedRange",value:function(e,t){return this.clippedLineRange(this.cps,e,t)}},{key:"drawFatLine",value:function(){var e=this.fatLine(),t=e.min,n=e.max,r=function(e,t){return-(e*t[0]+t[2])/t[1]},i=this.cp0.x,a=this.cp2.x;pe.svgForDebug.createSVGElement("line",{x1:pe.measure.em2px(i),y1:-pe.measure.em2px(r(i,t)),x2:pe.measure.em2px(a),y2:-pe.measure.em2px(r(a,t)),"stroke-width":pe.measure.em2px(.02*pe.measure.oneem),stroke:"blue"}),pe.svgForDebug.createSVGElement("line",{x1:pe.measure.em2px(i),y1:-pe.measure.em2px(r(i,n)),x2:pe.measure.em2px(a),y2:-pe.measure.em2px(r(a,n)),"stroke-width":pe.measure.em2px(.02*pe.measure.oneem),stroke:"red"})}}]),n}(At),At.CubicBezier=function(e){wt(n,e);var t=bt(n);function n(e,r,i){var a;return Mt(this,n),(a=t.call(this)).bezier=e,a.tmin=r,a.tmax=i,a.cp0=e.position(r),a.cp1=new rt.Point((1-i)*(1-r)*(1-r)*e.cp0.x+(1-r)*(2*r+i-3*r*i)*e.cp1.x+r*(2*i+r-3*r*i)*e.cp2.x+r*r*i*e.cp3.x,(1-i)*(1-r)*(1-r)*e.cp0.y+(1-r)*(2*r+i-3*r*i)*e.cp1.y+r*(2*i+r-3*r*i)*e.cp2.y+r*r*i*e.cp3.y),a.cp2=new rt.Point((1-r)*(1-i)*(1-i)*e.cp0.x+(1-i)*(2*i+r-3*r*i)*e.cp1.x+i*(2*r+i-3*r*i)*e.cp2.x+r*i*i*e.cp3.x,(1-r)*(1-i)*(1-i)*e.cp0.y+(1-i)*(2*i+r-3*r*i)*e.cp1.y+i*(2*r+i-3*r*i)*e.cp2.y+r*i*i*e.cp3.y),a.cp3=e.position(i),a.cps=[a.cp0,a.cp1,a.cp2,a.cp3],a}return Ot(n,[{key:"paramRange",value:function(){return{min:this.tmin,max:this.tmax}}},{key:"paramLength",value:function(){return this.tmax-this.tmin}},{key:"fatLine",value:function(){return this.bezierFatLine(3)}},{key:"clip",value:function(e,t){return new At.CubicBezier(this.bezier,e,t)}},{key:"clippedRange",value:function(e,t){return this.clippedLineRange(this.cps,e,t)}},{key:"drawFatLine",value:function(){var e=this.fatLine(),t=e.min,n=e.max,r=function(e,t){return-(e*t[0]+t[2])/t[1]},i=this.cp0.x,a=this.cp3.x;pe.svgForDebug.createSVGElement("line",{x1:pe.measure.em2px(i),y1:-pe.measure.em2px(r(i,t)),x2:pe.measure.em2px(a),y2:-pe.measure.em2px(r(a,t)),"stroke-width":pe.measure.em2px(.02*pe.measure.oneem),stroke:"blue"}),pe.svgForDebug.createSVGElement("line",{x1:pe.measure.em2px(i),y1:-pe.measure.em2px(r(i,n)),x2:pe.measure.em2px(a),y2:-pe.measure.em2px(r(a,n)),"stroke-width":pe.measure.em2px(.02*pe.measure.oneem),stroke:"red"})}}]),n}(At),At.Arc=function(e){wt(n,e);var t=bt(n);function n(e,r,i,a,o,u){var s;return Mt(this,n),(s=t.call(this)).x=e,s.y=r,s.rx=i,s.ry=a,s.angleMin=o,s.angleMax=u,s}return Ot(n,[{key:"paramRange",value:function(){return{min:this.angleMin,max:this.angleMax}}},{key:"paramLength",value:function(){return this.angleMax-this.angleMin}},{key:"normalizeAngle",value:function(e){return(e=e%2*Math.PI)>Math.PI?e-2*Math.PI:e<-Math.PI?e+2*Math.PI:e}},{key:"containsParam",value:function(e){return e>=this.angleMin&&e<=this.angleMax}},{key:"fatLine",value:function(){var e=this.rx,t=this.ry,n=(this.angleMax+this.angleMin)/2,r=(this.angleMax-this.angleMin)/2,i=Math.cos(n),a=Math.sin(n),o=Math.sqrt(e*e*a*a+t*t*i*i);if(o<c.machinePrecision)var u=[1,0,this.x*t*i+this.y*e*a+e*t*Math.cos(r)],s=[1,0,this.x*t*i+this.y*e*a+e*t];else{var h=e/o,l=t/o;u=[-l*i,-h*a,this.x*l*i+this.y*h*a+e*t/o*Math.cos(r)],s=[-l*i,-h*a,this.x*l*i+this.y*h*a+e*t/o]}return{min:u,max:s}}},{key:"clip",value:function(e,t){return new At.Arc(this.x,this.y,this.rx,this.ry,e,t)}},{key:"toCircleLine",value:function(e,t,n,r,i){var a=e[0],o=e[1],u=a*r,s=o*i,h=e[2]*r+(r-i)*o*n,l=Math.sqrt(u*u+s*s);return l<c.machinePrecision?(u=1,s=0):(u/=l,s/=l,h/=l),[u,s,h]}},{key:"clippedRange",value:function(e,t){var n=this.x,r=this.y,i=this.rx,a=this.ry,o=this.toCircleLine(e,n,r,i,a),u=this.toCircleLine(t,n,r,i,a),s=i,c=this.angleMin,h=this.angleMax,l=-(o[0]*n+o[1]*r+o[2]),m=[];if(s*s-l*l>=0){var p=o[0]*l-o[1]*Math.sqrt(s*s-l*l),f=o[1]*l+o[0]*Math.sqrt(s*s-l*l),d=o[0]*l+o[1]*Math.sqrt(s*s-l*l),y=o[1]*l-o[0]*Math.sqrt(s*s-l*l),v=Math.atan2(f,p),x=Math.atan2(y,d);this.containsParam(v)&&m.push(v),this.containsParam(x)&&m.push(x)}var g,w,S=-(o[0]*(n+s*Math.cos(c))+o[1]*(r+s*Math.sin(c))+o[2]),b=-(o[0]*(n+s*Math.cos(h))+o[1]*(r+s*Math.sin(h))+o[2]);if(S<0){if(0==m.length)return;g=Math.min.apply(Math,m)}else g=this.angleMin;if(b<0){if(0==m.length)return;w=Math.max.apply(Math,m)}else w=this.angleMax;m=[];if(s*s-(l=u[0]*n+u[1]*r+u[2])*l>=0){p=-o[0]*l+o[1]*Math.sqrt(s*s-l*l),f=-o[1]*l-o[0]*Math.sqrt(s*s-l*l),d=-o[0]*l-o[1]*Math.sqrt(s*s-l*l),y=-o[1]*l+o[0]*Math.sqrt(s*s-l*l),v=Math.atan2(f,p),x=Math.atan2(y,d);this.containsParam(v)&&m.push(v),this.containsParam(x)&&m.push(x)}var C,k;S=u[0]*(n+s*Math.cos(c))+u[1]*(r+s*Math.sin(c))+u[2],b=u[0]*(n+s*Math.cos(h))+u[1]*(r+s*Math.sin(h))+u[2];if(S<0){if(0==m.length)return;C=Math.min.apply(Math,m)}else C=this.angleMin;if(b<0){if(0==m.length)return;k=Math.max.apply(Math,m)}else k=this.angleMax;return{min:Math.max(g,C),max:Math.min(w,k)}}},{key:"drawFatLine",value:function(){var e=this.fatLine(),t=e.min,n=e.max,r=function(e,t){return-(e*t[0]+t[2])/t[1]},i=this.x+this.r*Math.cos(this.angleMin),a=this.x+this.r*Math.cos(this.angleMax);pe.svgForDebug.createSVGElement("line",{x1:pe.measure.em2px(i),y1:-pe.measure.em2px(r(i,t)),x2:pe.measure.em2px(a),y2:-pe.measure.em2px(r(a,t)),"stroke-width":pe.measure.em2px(.02*pe.measure.oneem),stroke:"blue"}),pe.svgForDebug.createSVGElement("line",{x1:pe.measure.em2px(i),y1:-pe.measure.em2px(r(i,n)),x2:pe.measure.em2px(a),y2:-pe.measure.em2px(r(a,n)),"stroke-width":pe.measure.em2px(.02*pe.measure.oneem),stroke:"red"})}}]),n}(At);var Lt=function e(){Mt(this,e)};function jt(e,t){for(var n=0;n<t.length;n++){var r=t[n];r.enumerable=r.enumerable||!1,r.configurable=!0,"value"in r&&(r.writable=!0),Object.defineProperty(e,r.key,r)}}function Dt(e,t,n){return t&&jt(e.prototype,t),n&&jt(e,n),e}function Tt(e,t){if(!(e instanceof t))throw new TypeError("Cannot call a class as a function")}Lt.None=function(e){wt(n,e);var t=bt(n);function n(){return Mt(this,n),t.call(this)}return Ot(n,[{key:"isDefined",get:function(){return!1}},{key:"segments",value:function(){return[]}},{key:"angle",value:function(){return 0}}]),n}(Lt),Lt.none=new Lt.None,Lt.Line=function(e){wt(n,e);var t=bt(n);function n(e,r,i,a,o){var u;return Mt(this,n),(u=t.call(this)).start=e,u.end=r,u.p=i,u.c=a,u.lineShape=o,u}return Ot(n,[{key:"isDefined",get:function(){return!0}},{key:"position",value:function(e){return new rt.Point(this.p.x+e*(this.c.x-this.p.x),this.p.y+e*(this.c.y-this.p.y))}},{key:"derivative",value:function(e){return new rt.Point(this.c.x-this.p.x,this.c.y-this.p.y)}},{key:"angle",value:function(e){var t=this.c.x-this.p.x,n=this.c.y-this.p.y;return 0===t&&0===n?0:Math.atan2(n,t)}},{key:"tOfPlace",value:function(e,t,n,r){var i=e?this.start:this.p,a=t?this.end:this.c;if(i.x===a.x&&i.y===a.y)return 0;var o,u,s=a.x-i.x,c=a.y-i.y,h=Math.sqrt(s*s+c*c);n>.5?(o=a.x-(1-n)*s+r*s/h,u=a.y-(1-n)*c+r*c/h):(o=i.x+n*s+r*s/h,u=i.y+n*c+r*c/h);var l=this.c.x-this.p.x,m=this.c.y-this.p.y;return 0===l&&0===m?0:Math.abs(l)>Math.abs(m)?(o-this.p.x)/l:(u-this.p.y)/m}},{key:"sliceHole",value:function(e,t){if(void 0!==this.lineShape&&!e.isPoint()){var n=this.lineShape,r=n.line,i=r.tOfIntersections(e);i.push(0),i.push(1),i.sort();for(var a=i[0],o=1;o<i.length;o++){var u=i[o],s=r.position((u+a)/2);if(e.contains(s)){var c=new yt(a,u);n.sliceHole(c)}a=u}}}},{key:"segments",value:function(){return[new At.Line(this.p,this.c,0,1)]}}]),n}(Lt),Lt.QuadBezier=function(e){wt(n,e);var t=bt(n);function n(e,r,i,a){var o;return Mt(this,n),(o=t.call(this)).origBezier=e,o.tOfShavedStart=r,o.tOfShavedEnd=i,a.isNone||(o.curveShape=a,r>0&&a.sliceHole(new yt(0,r)),i<1&&a.sliceHole(new yt(i,1))),o}return Ot(n,[{key:"isDefined",get:function(){return!0}},{key:"position",value:function(e){return this.origBezier.position(e)}},{key:"derivative",value:function(e){return this.origBezier.derivative(e)}},{key:"angle",value:function(e){return this.origBezier.angle(e)}},{key:"tOfPlace",value:function(e,t,n,r){var i,a;e?(i=this.tOfShavedStart,a=t?this.tOfShavedEnd-this.tOfShavedStart:1-this.tOfShavedStart):(i=0,a=t?this.tOfShavedEnd:1);var o=this.origBezier,u=i+a*n;if(0!==r){var s=o.length(u);u=o.tOfLength(s+r)}return u}},{key:"sliceHole",value:function(e,t){var n=this.curveShape;if(void 0!==n&&!e.isPoint()){var r=n.curve,i=r.tOfIntersections(e);i.push(0),i.push(1),i.sort();for(var a=i[0],o=1;o<i.length;o++){var u=i[o];if(a<=t&&t<=u){var s=r.position((u+a)/2);if(e.contains(s)){var c=new yt(a,u);n.sliceHole(c)}}a=u}}}},{key:"segments",value:function(){return[new At.QuadBezier(this.origBezier,0,1)]}}]),n}(Lt),Lt.CubicBezier=function(e){wt(n,e);var t=bt(n);function n(e,r,i,a){var o;return Mt(this,n),(o=t.call(this)).origBezier=e,o.tOfShavedStart=r,o.tOfShavedEnd=i,a.isNone||(o.curveShape=a,r>0&&a.sliceHole(new yt(0,r)),i<1&&a.sliceHole(new yt(i,1))),o}return Ot(n,[{key:"originalLine",value:function(){return this.originalLine}},{key:"isDefined",get:function(){return!0}},{key:"position",value:function(e){return this.origBezier.position(e)}},{key:"derivative",value:function(e){return this.origBezier.derivative(e)}},{key:"angle",value:function(e){return this.origBezier.angle(e)}},{key:"tOfPlace",value:function(e,t,n,r){var i,a;e?(i=this.tOfShavedStart,a=t?this.tOfShavedEnd-this.tOfShavedStart:1-this.tOfShavedStart):(i=0,a=t?this.tOfShavedEnd:1);var o=this.origBezier,u=i+a*n;if(0!==r){var s=o.length(u);u=o.tOfLength(s+r)}return u}},{key:"sliceHole",value:function(e,t){var n=this.curveShape;if(void 0!==n&&!e.isPoint()){var r=n.curve,i=r.tOfIntersections(e);i.push(0),i.push(1),i.sort();for(var a=i[0],o=1;o<i.length;o++){var u=i[o];if(a<=t&&t<=u){var s=r.position((u+a)/2);if(e.contains(s)){var c=new yt(a,u);n.sliceHole(c)}}a=u}}}},{key:"segments",value:function(){return[new At.CubicBezier(this.origBezier,0,1)]}}]),n}(Lt),Lt.CubicBSpline=function(e){wt(n,e);var t=bt(n);function n(e,r,i,a,o,u){var s;return Mt(this,n),(s=t.call(this)).s=e,s.e=r,s.origBeziers=i,s.tOfShavedStart=a,s.tOfShavedEnd=o,u.isNone||(s.curveShape=u,a>0&&u.sliceHole(new yt(0,a)),o<1&&u.sliceHole(new yt(o,1))),s}return Ot(n,[{key:"isDefined",get:function(){return!0}},{key:"position",value:function(e){return this.origBeziers.position(e)}},{key:"derivative",value:function(e){return this.origBeziers.derivative(e)}},{key:"angle",value:function(e){return this.origBeziers.angle(e)}},{key:"tOfPlace",value:function(e,t,n,r){var i,a;e?(i=this.tOfShavedStart,a=t?this.tOfShavedEnd-this.tOfShavedStart:1-this.tOfShavedStart):(i=0,a=t?this.tOfShavedEnd:1);var o=this.origBeziers,u=i+a*n;if(0!==r){var s=o.length(u);u=o.tOfLength(s+r)}return u}},{key:"sliceHole",value:function(e,t){var n=this.curveShape;if(void 0!==n&&!e.isPoint()){var r=n.curve,i=r.tOfIntersections(e);i.push(0),i.push(1),i.sort();for(var a=i[0],o=1;o<i.length;o++){var u=i[o];if(a<=t&&t<=u){var s=r.position((u+a)/2);if(e.contains(s)){var c=new yt(a,u);n.sliceHole(c)}}a=u}}}},{key:"segments",value:function(){for(var e=new Array(this.origBeziers.length),t=e.length,n=0;n<t;n++)e[n]=new At.CubicBezier(this.origBezier,n/t,(n+1)/t);return e}}]),n}(Lt);var Rt=function e(){Tt(this,e)};function Ft(e,t){if(!(e instanceof t))throw new TypeError("Cannot call a class as a function")}function Gt(e,t){for(var n=0;n<t.length;n++){var r=t[n];r.enumerable=r.enumerable||!1,r.configurable=!0,"value"in r&&(r.writable=!0),Object.defineProperty(e,r.key,r)}}function Vt(e,t,n){return t&&Gt(e.prototype,t),n&&Gt(e,n),e}function _t(e,t){for(var n in t)e.prototype.hasOwnProperty(n)?console.log("WARN","method "+n+" is already exists in class "+e.name):e.prototype[n]=t[n]}Rt.Position=function(){function e(t){Tt(this,e),this.pos=t}return Dt(e,[{key:"position",value:function(e){return this.pos}},{key:"toString",value:function(){return this.pos.toString()}}]),e}(),Rt.Macro=function(){function e(t){Tt(this,e),this.macro=t}return Dt(e,[{key:"position",value:function(e){return env.c=this.macro.position(e),env.c}},{key:"toString",value:function(){return this.macro.toString()}}]),e}(),Rt.Base=function(){function e(t,n,r){Tt(this,e),this.origin=t,this.xBase=n,this.yBase=r}return Dt(e,[{key:"position",value:function(e){var t=e.env;return t.origin=this.origin,t.xBase=this.xBase,t.yBase=this.yBase,t.c}},{key:"toString",value:function(){return"origin:"+this.origin+", xBase:"+this.xBase+", yBase:"+this.yBase}}]),e}(),Rt.Stack=function(){function e(t){Tt(this,e),this.stack=t}return Dt(e,[{key:"position",value:function(e){var t=e.env;return this.stack.isEmpty||(this.stack.tail.reverse().foreach((function(e){t.capturePosition(e)})),t.c=this.stack.head),t.c}},{key:"toString",value:function(){return this.stack.toString()}}]),e}(),_t(Ce.PosDecor,{toShape:function(e){this.pos.toShape(e),this.decor.toShape(e)}}),_t(Ce.Pos.Coord,{toShape:function(e){e.env.c=this.coord.position(e),this.pos2s.foreach((function(t){t.toShape(e)}))}}),_t(Ce.Pos.Plus,{toShape:function(e){var t=e.env,n=this.coord.position(e);t.c=n.move(t.c.x+n.x,t.c.y+n.y)}}),_t(Ce.Pos.Minus,{toShape:function(e){var t=e.env,n=this.coord.position(e);t.c=n.move(t.c.x-n.x,t.c.y-n.y)}}),_t(Ce.Pos.Skew,{toShape:function(e){var t=e.env,n=this.coord.position(e),r=new rt.Point(n.x+t.c.x,n.y+t.c.y);t.c=r.combineRect(t.c)}}),_t(Ce.Pos.Cover,{toShape:function(e){var t=e.env,n=this.coord.position(e);t.c=t.c.combineRect(n)}}),_t(Ce.Pos.Then,{toShape:function(e){var t=e.env;t.capturePosition(t.c),t.c=this.coord.position(e)}}),_t(Ce.Pos.SwapPAndC,{toShape:function(e){var t=e.env;t.swapPAndC(),t.c=this.coord.position(e)}}),_t(Ce.Pos.SetBase,{toShape:function(e){var t=e.env,n=t.p,r=t.c.x-n.x,i=t.c.y-n.y;t.setOrigin(n.x,n.y),t.setXBase(r,i),t.setYBase(-i,r),t.c=this.coord.position(e)}}),_t(Ce.Pos.SetYBase,{toShape:function(e){var t=e.env;t.setYBase(t.c.x-t.origin.x,t.c.y-t.origin.y),t.c=this.coord.position(e)}}),_t(Ce.Pos.ConnectObject,{toShape:function(e){this.object.toConnectShape(e)}}),_t(Ce.Pos.DropObject,{toShape:function(e){this.object.toDropShape(e)}}),_t(Ce.Pos.Place,{toShape:function(e){var t=e.env;if(t.lastCurve.isDefined){var n,r=this.place,i=r.shaveP>0,a=r.shaveC>0,o=i?r.shaveP-1:0,u=a?r.shaveC-1:0;if(i&&(n=0),a&&(n=1),i==a&&(n=.5),void 0!==r.factor)if(r.factor.isIntercept){if(a=i=!1,void 0===(n=r.factor.value(e)))return}else n=r.factor.value(e);var s=pe.measure.length2em(r.slide.dimen.getOrElse("0"))+(o-u)*pe.measure.jot,c=t.lastCurve.tOfPlace(i,a,n,s),h=t.lastCurve.position(c),l=t.lastCurve.angle(c);return t.c=h,t.angle=l,c}}}),_t(Ce.Pos.PushCoord,{toShape:function(e){var t=e.env,n=this.coord.position(e);t.pushPos(n)}}),_t(Ce.Pos.EvalCoordThenPop,{toShape:function(e){var t=e.env;t.c=this.coord.position(e),t.popPos()}}),_t(Ce.Pos.LoadStack,{toShape:function(e){var t=e.env;t.startCapturePositions(),this.coord.position(e);var n=t.endCapturePositions();t.setStack(n),t.pushPos(t.c)}}),_t(Ce.Pos.DoCoord,{toShape:function(e){var t=e.env,n=this.coord;t.stack.reverse().foreach((function(r){t.c=r,n.position(e)}))}}),_t(Ce.Pos.InitStack,{toShape:function(e){e.env.initStack()}}),_t(Ce.Pos.EnterFrame,{toShape:function(e){e.env.enterStackFrame()}}),_t(Ce.Pos.LeaveFrame,{toShape:function(e){e.env.leaveStackFrame()}}),_t(Ce.Place.Factor,{value:function(e){return this.factor}}),_t(Ce.Place.Intercept,{value:function(e){var t=e.env;if(t.lastCurve.isDefined){var n=t.duplicate();n.angle=0,n.lastCurve=Lt.none,n.p=n.c=Bt.originPosition;var r=new xt(ft.none,n);this.pos.toShape(r);e.appendShapeToFront(r.shape),n.lastCurve.isDefined||(n.lastCurve=new Lt.Line(n.p,n.c,n.p,n.c,void 0));for(var i=[],a=t.lastCurve.segments(),o=n.lastCurve.segments(),u=0;u<a.length;u++)for(var s=0;s<o.length;s++)i=i.concat(At.findIntersections(a[u],o[s]));if(0===i.length){console.log("perhaps no curve intersection.");for(var c=t.lastCurve,h=n.lastCurve,l=1e-5,m=0,p=2,f=0,d=0,y=function(e){return 1/(1+Math.exp(-e))},v=function(e){var t=Math.exp(-e);return t/(1+t)/(1+t)},x=y(f),g=y(d),w=v(f),S=v(d),b=c.derivative(x),C=h.derivative(g),k=b.x*w,M=-C.x*S,P=b.y*w,O=-C.y*S,B=k*k+P*P,E=k*M+P*O,A=M*k+O*P,L=M*M+O*O,j=c.position(x),D=h.position(g),T=j.x-D.x,R=j.y-D.y,F=k*T+P*R,G=M*T+O*R,V=Math.sqrt(F*F+G*G)<l,_=.001*Math.max(B,L);!V&&m<100;){m++;do{var I=L+_,z=(B+_)*I-E*A,Q=(I*F-E*G)/z,W=(-A*F+B*G)/z;if(Q*Q+W*W<1.0000000000000002e-10*(f*f+d*d))V=!0;else{var N=f-Q,U=d-W,X=y(N),H=y(U),q=c.position(X),J=h.position(H),Z=q.x-J.x,Y=q.y-J.y,$=(T*T+R*R-(Z*Z+Y*Y))/(Q*(_*Q+F)+W*(_*W+G));if($>0){d=U,x=X,g=H,w=v(f=N),S=v(d),b=c.derivative(x),C=h.derivative(g),k=b.x*w,M=-C.x*S,B=k*k+(P=b.y*w)*P,E=k*M+P*(O=-C.y*S),A=M*k+O*P,L=M*M+O*O,F=k*(T=Z)+P*(R=Y),G=M*T+O*R,V=Math.sqrt(F*F+G*G)<l;var K=2*$-1;_+=Math.max(1/3,1-K*K*K),p=2}else _*=p,p*=2}}while(!(V||void 0!==$&&$>0))}return y(f)}var ee=(i[0][0].min+i[0][0].max)/2;for(u=1;u<i.length;u++){var te=(i[u][0].min+i[u][0].max)/2;ee>te&&(ee=te)}return ee}}}),_t(Ce.Pos.SavePos,{toShape:function(e){var t=e.env;t.savePos(this.id,new Rt.Position(t.c))}}),_t(Ce.Pos.SaveMacro,{toShape:function(e){e.env.savePos(this.id,new Rt.Macro(this.macro))}}),_t(Ce.Pos.SaveBase,{toShape:function(e){var t=e.env;t.savePos(this.id,new Rt.Base(t.origin,t.xBase,t.yBase))}}),_t(Ce.Pos.SaveStack,{toShape:function(e){var t=e.env;t.savePos(this.id,new Rt.Stack(t.stack))}}),_t(Ce.Object,{toDropShape:function(e){var t=e.env;if(void 0===t.c)return ft.none;var n=this.modifiers;if(n.isEmpty)return this.object.toDropShape(e);var r=t.duplicate(),i=new xt(ft.none,r),a=L.empty;n.foreach((function(e){e.preprocess(i,a),a=a.prepend(e)}));var o=this.object.toDropShape(i),u=r.c;if(void 0===u)return ft.none;var s=r.originalReferencePoint;return(r=t.duplicate()).c=u,r.originalReferencePoint=s,i=new xt(ft.none,r),o=n.head.modifyShape(i,o,n.tail),e.appendShapeToFront(o),t.c=r.c.move(t.c.x,t.c.y),o},toConnectShape:function(e){var t=e.env;if(void 0===t.c)return ft.none;var n=this.modifiers;if(n.isEmpty)return this.object.toConnectShape(e);var r=t.duplicate(),i=new xt(ft.none,r),a=L.empty;n.foreach((function(e){e.preprocess(i,a),a=a.prepend(e)}));var o=this.object.toConnectShape(i);t.angle=r.angle,t.lastCurve=r.lastCurve;var u=r.c;if(void 0===u)return ft.none;var s=r.originalReferencePoint;return(r=t.duplicate()).c=u,r.originalReferencePoint=s,i=new xt(ft.none,r),o=n.head.modifyShape(i,o,n.tail),e.appendShapeToFront(o),t.c=r.c.move(t.c.x,t.c.y),o},boundingBox:function(e){var t=e.duplicateEnv(),n=t.env;return n.angle=0,n.p=n.c=Bt.originPosition,t.shape=ft.none,this.toDropShape(t).getBoundingBox()}}),_t(Ce.ObjectBox,{toConnectShape:function(e){var t=(n=e.env).c,n=e.env,r=(pe.measure.thickness,n.p.edgePoint(n.c.x,n.c.y)),i=n.c.edgePoint(n.p.x,n.p.y);if(r.x!==i.x||r.y!==i.y){var a=new Et.Line(r,i).toShape(e,this,"196883","");return n.originalReferencePoint=t,a}return n.angle=0,n.lastCurve=Lt.none,n.originalReferencePoint=t,ft.none},boundingBox:function(e){var t=e.duplicateEnv(),n=t.env;return n.angle=0,n.p=n.c=Bt.originPosition,t.shape=ft.none,this.toDropShape(t).getBoundingBox()}}),_t(Ce.ObjectBox.WrapUpObject,{toDropShape:function(e){var t=e.env,n=this.object.toDropShape(e);return t.originalReferencePoint=t.c,n},toConnectShape:function(e){var t=e.env,n=this.object.toConnectShape(e);return t.originalReferencePoint=t.c,n}}),_t(Ce.ObjectBox.CompositeObject,{toDropShape:function(e){var t=e.env,n=t.c;if(void 0===n)return ft.none;var r=n,i=t.duplicate(),a=new xt(ft.none,i);this.objects.foreach((function(e){i.c=n;var t=e.toDropShape(a);r=rt.combineRect(r,i.c),r=rt.combineRect(r,t.getBoundingBox().toPoint())})),t.c=r;var o=a.shape;return e.appendShapeToFront(o),t.originalReferencePoint=n,o}}),_t(Ce.ObjectBox.Xybox,{toDropShape:function(e){var t=e.env,n=t.c;if(void 0===n)return ft.none;var r=new Bt,i=new xt(ft.none,r);this.posDecor.toShape(i);var a=i.shape,o=a.getBoundingBox();if(void 0===o)return ft.none;var u=Math.max(0,o.l-o.x),s=Math.max(0,o.r+o.x),c=Math.max(0,o.u+o.y),h=Math.max(0,o.d-o.y);t.c=new rt.Rect(n.x,n.y,{l:u,r:s,u:c,d:h}),t.originalReferencePoint=n;var l=new ft.TranslateShape(n.x,n.y,a);return e.appendShapeToFront(l),l}}),_t(Ce.ObjectBox.Xymatrix,{toDropShape:function(e){var t=e.env,n=t.c,r=this.xymatrix.toShape(e);return t.originalReferencePoint=n,r}}),_t(Ce.ObjectBox.Text,{toDropShape:function(e){var t=e.env,n=new ft.TextShape(t.c,this.math);return e.appendShapeToFront(n),t.c=n.getBoundingBox(),t.originalReferencePoint=n.getOriginalReferencePoint(),n}}),_t(Ce.ObjectBox.Empty,{toDropShape:function(e){var t=e.env;return t.originalReferencePoint=t.c,t.c=new rt.Point(t.c.x,t.c.y),ft.none}}),_t(Ce.ObjectBox.Txt,{toDropShape:function(e){var t=e.env;if(void 0===t.c)return ft.none;var n=this.textObject.toDropShape(e);return t.originalReferencePoint=t.c,n}}),_t(Ce.ObjectBox.Txt.Width.Vector,{width:function(e){return this.vector.xy().x}}),_t(Ce.ObjectBox.Txt.Width.Default,{width:function(e){var t=e.env.c;return t.r+t.l}}),_t(Ce.ObjectBox.Cir,{toDropShape:function(e){var t=e.env;if(void 0===t.c)return ft.none;t.originalReferencePoint=t.c;var n=this.radius.radius(e),r=t.c.x,i=t.c.y,a=this.cir.toDropShape(e,r,i,n);return t.c=new rt.Ellipse(r,i,n,n,n,n),a},toConnectShape:function(e){var t=e.env;return t.originalReferencePoint=t.c,ft.none}}),_t(Ce.ObjectBox.Cir.Radius.Vector,{radius:function(e){return this.vector.xy(e).x}}),_t(Ce.ObjectBox.Cir.Radius.Default,{radius:function(e){return e.env.c.r}}),_t(Ce.ObjectBox.Cir.Cir.Segment,{toDropShape:function(e,t,n,r){e.env;var i,a,o=this.startPointDegree(e),u=this.endPointDegree(e,o),s=u-o;if(0===(s=s<0?s+360:s))return ft.none;"^"===this.orient?(i=s>180?"1":"0",a="0"):(i=s>180?"0":"1",a="1");var c=Math.PI/180,h=t+r*Math.cos(o*c),l=n+r*Math.sin(o*c),m=t+r*Math.cos(u*c),p=n+r*Math.sin(u*c),f=new ft.CircleSegmentShape(t,n,h,l,r,i,a,m,p);return e.appendShapeToFront(f),f},startPointDegree:function(e){var t=this.startDiag.toString();return"^"===this.orient?this.diagToAngleACW(t):this.diagToAngleCW(t)},endPointDegree:function(e,t){var n=this.endDiag.toString();return"^"===this.orient?this.diagToAngleACW(n,t):this.diagToAngleCW(n,t)},diagToAngleACW:function(e,t){switch(e){case"l":return 90;case"r":return-90;case"d":return 180;case"u":return 0;case"dl":case"ld":return 135;case"dr":case"rd":return-135;case"ul":case"lu":return 45;case"ur":case"ru":return-45;default:return void 0!==t?t+180:0}},diagToAngleCW:function(e,t){switch(e){case"l":return-90;case"r":return 90;case"d":return 0;case"u":return 180;case"dl":case"ld":return-45;case"dr":case"rd":return 45;case"ul":case"lu":return-135;case"ur":case"ru":return 135;default:return void 0!==t?t+180:0}}}),_t(Ce.ObjectBox.Cir.Cir.Full,{toDropShape:function(e,t,n,r){var i=new ft.FullCircleShape(t,n,r);return e.appendShapeToFront(i),i}}),_t(Ce.ObjectBox.Frame,{toDropShape:function(e){var t=e.env;return t.originalReferencePoint=t.c,this.toDropFilledShape(e,"currentColor",!1)},toDropFilledShape:function(e,t,n){var r=e.env.c;if(void 0===r)return ft.none;var i=pe.measure.thickness,a=r.x,o=r.y,u=r.l,s=r.r,c=r.u,h=r.d,l=ft.none;switch(this.main){case"--":var m=3*i;if(n){var p=this.radius.xy(e);l=new ft.EllipseShape(a+(s-u)/2,o+(c-h)/2,p.x,p.y,!1,t,pe.measure.em2px(m)+" "+pe.measure.em2px(m))}else{var f=this.radius.radius(e);l=new ft.RectangleShape(a,o,u,s,c,h,f,!1,t,pe.measure.em2px(m)+" "+pe.measure.em2px(m))}break;case"==":m=3*i;if(n){p=this.radius.xy(e);l=new ft.EllipseShape(a+(s-u)/2,o+(c-h)/2,p.x,p.y,!0,t,pe.measure.em2px(m)+" "+pe.measure.em2px(m))}else{f=this.radius.radius(e);l=new ft.RectangleShape(a,o,u,s,c,h,f,!0,t,pe.measure.em2px(m)+" "+pe.measure.em2px(m))}break;case"o-":m=3*i,f=pe.measure.lineElementLength;l=new ft.RectangleShape(a,o,u,s,c,h,f,!1,t,pe.measure.em2px(m)+" "+pe.measure.em2px(m));break;case"oo":var d=(p=this.radius.xy(e)).x;l=new ft.EllipseShape(a+(s-u)/2,o+(c-h)/2,d,d,!0,t,void 0);break;case"ee":p=this.radius.xy(e);l=new ft.EllipseShape(a+(s-u)/2,o+(c-h)/2,p.x,p.y,!0,t,void 0);break;case"-,":var y=this.radius.depth(e);f=this.radius.radius(e);l=new ft.CompositeShape(new ft.RectangleShape(a,o,u,s,c,h,f,!1,t,void 0),new ft.BoxShadeShape(a,o,u,s,c,h,y));break;case".o":d=(p=this.radius.xy(e)).x;l=new ft.EllipseShape(a+(s-u)/2,o+(c-h)/2,d,d,!1,t,pe.measure.dottedDasharray);break;case"-o":m=3*i,d=(p=this.radius.xy(e)).x;l=new ft.EllipseShape(a+(s-u)/2,o+(c-h)/2,d,d,!1,t,pe.measure.em2px(m)+" "+pe.measure.em2px(m));break;case".e":p=this.radius.xy(e);l=new ft.EllipseShape(a+(s-u)/2,o+(c-h)/2,p.x,p.y,!1,t,pe.measure.dottedDasharray);break;case"-e":m=3*i,p=this.radius.xy(e);l=new ft.EllipseShape(a+(s-u)/2,o+(c-h)/2,p.x,p.y,!1,t,pe.measure.em2px(m)+" "+pe.measure.em2px(m));break;case"-":if(n){p=this.radius.xy(e);l=new ft.EllipseShape(a+(s-u)/2,o+(c-h)/2,p.x,p.y,!1,t,void 0)}else{f=this.radius.radius(e);l=new ft.RectangleShape(a,o,u,s,c,h,f,!1,t,void 0)}break;case"=":if(n){p=this.radius.xy(e);l=new ft.EllipseShape(a+(s-u)/2,o+(c-h)/2,p.x,p.y,!0,t,void 0)}else{f=this.radius.radius(e);l=new ft.RectangleShape(a,o,u,s,c,h,f,!0,t,void 0)}break;case".":if(n){p=this.radius.xy(e);l=new ft.EllipseShape(a+(s-u)/2,o+(c-h)/2,p.x,p.y,!1,t,pe.measure.dottedDasharray)}else{f=this.radius.radius(e);l=new ft.RectangleShape(a,o,u,s,c,h,f,!1,t,pe.measure.dottedDasharray)}break;case",":y=this.radius.depth(e);l=new ft.BoxShadeShape(a,o,u,s,c,h,y,t);break;case"o":d=(p=this.radius.xy(e)).x;l=new ft.EllipseShape(a+(s-u)/2,o+(c-h)/2,d,d,!1,t,void 0);break;case"e":p=this.radius.xy(e);l=new ft.EllipseShape(a+(s-u)/2,o+(c-h)/2,p.x,p.y,!1,t,void 0);break;case"\\{":l=new ft.LeftBrace(a-u,o,c,h,0,t);break;case"\\}":l=new ft.LeftBrace(a+s,o,h,c,180,t);break;case"^\\}":case"^\\{":l=new ft.LeftBrace(a,o+c,s,u,270,t);break;case"_\\{":case"_\\}":l=new ft.LeftBrace(a,o-h,u,s,90,t);break;case"(":l=new ft.LeftParenthesis(a-u,o+(c-h)/2,c+h,0,t);break;case")":l=new ft.LeftParenthesis(a+s,o+(c-h)/2,c+h,180,t);break;case"^(":case"^)":l=new ft.LeftParenthesis(a+(s-u)/2,o+c,u+s,270,t);break;case"_(":case"_)":l=new ft.LeftParenthesis(a+(s-u)/2,o-h,u+s,90,t);break;case"*":if(r.isCircle()){p=this.radius.xy(e);l=new ft.EllipseShape(a+(s-u)/2,o+(c-h)/2,p.x,p.y,!1,"currentColor",void 0,t,!0)}else{f=this.radius.radius(e);l=new ft.RectangleShape(a,o,u,s,c,h,f,!1,"currentColor",void 0,t,!0)}break;case"**":if(r.isCircle()){p=this.radius.xy(e);l=new ft.EllipseShape(a+(s-u)/2,o+(c-h)/2,p.x,p.y,!1,"currentColor",void 0,t,!1)}else{f=this.radius.radius(e);l=new ft.RectangleShape(a,o,u,s,c,h,f,!1,"currentColor",void 0,t,!1)}break;default:return ft.none}return e.appendShapeToFront(l),l},toConnectShape:function(e){var t=e.env,n=t.c,r=t.p;void 0!==n&&void 0!==r||ft.none,t.originalReferencePoint=n;var i=t.duplicate();i.c=r.combineRect(n);var a=new xt(ft.none,i),o=this.toDropShape(a);return e.appendShapeToFront(o),o}}),_t(Ce.ObjectBox.Frame.Radius.Vector,{radius:function(e){return this.vector.xy(e).x},depth:function(e){return this.vector.xy(e).x},xy:function(e){return this.vector.xy(e)}}),_t(Ce.ObjectBox.Frame.Radius.Default,{radius:function(e){return 0},depth:function(e){return pe.measure.thickness/2},xy:function(e){var t=e.env.c;return{x:(t.l+t.r)/2,y:(t.u+t.d)/2}}}),_t(Ce.ObjectBox.Dir,{toDropShape:function(e){var t=e.env,n=t.c;t.originalReferencePoint=n;var r=t.angle;if(void 0===n)return ft.none;t.c=new rt.Point(n.x,n.y);pe.measure.thickness;var i=ft.none;switch(this.main){case"":return ft.none;case">":switch(this.variant){case"2":var a=(i=new ft.GT2ArrowheadShape(n,r)).getRadius();t.c=new rt.Ellipse(n.x,n.y,a,a,a,a);break;case"3":a=(i=new ft.GT3ArrowheadShape(n,r)).getRadius();t.c=new rt.Ellipse(n.x,n.y,a,a,a,a);break;default:i="^"===this.variant?new ft.UpperGTArrowheadShape(n,r):"_"===this.variant?new ft.LowerGTArrowheadShape(n,r):new ft.GTArrowheadShape(n,r)}break;case"<":switch(this.variant){case"2":a=(i=new ft.LT2ArrowheadShape(n,r)).getRadius();t.c=new rt.Ellipse(n.x,n.y,a,a,a,a);break;case"3":a=(i=new ft.LT3ArrowheadShape(n,r)).getRadius();t.c=new rt.Ellipse(n.x,n.y,a,a,a,a);break;default:i="^"===this.variant?new ft.UpperLTArrowheadShape(n,r):"_"===this.variant?new ft.LowerLTArrowheadShape(n,r):new ft.LTArrowheadShape(n,r)}break;case"|":switch(this.variant){case"^":i=new ft.UpperColumnArrowheadShape(n,r);break;case"_":i=new ft.LowerColumnArrowheadShape(n,r);break;case"2":i=new ft.Column2ArrowheadShape(n,r);break;case"3":i=new ft.Column3ArrowheadShape(n,r);break;default:i=new ft.ColumnArrowheadShape(n,r)}break;case"(":switch(this.variant){case"^":i=new ft.UpperLParenArrowheadShape(n,r);break;case"_":i=new ft.LowerLParenArrowheadShape(n,r);break;default:i=new ft.LParenArrowheadShape(n,r)}break;case")":switch(this.variant){case"^":i=new ft.UpperRParenArrowheadShape(n,r);break;case"_":i=new ft.LowerRParenArrowheadShape(n,r);break;default:i=new ft.RParenArrowheadShape(n,r)}break;case"`":switch(this.variant){case"_":i=new ft.LowerBackquoteArrowheadShape(n,r);break;case"^":default:i=new ft.UpperBackquoteArrowheadShape(n,r)}break;case"'":switch(this.variant){case"_":i=new ft.LowerQuoteArrowheadShape(n,r);break;case"^":default:i=new ft.UpperQuoteArrowheadShape(n,r)}break;case"*":i=new ft.AsteriskArrowheadShape(n,0);break;case"o":i=new ft.OArrowheadShape(n,0);break;case"+":i=new ft.PlusArrowheadShape(n,r);break;case"x":i=new ft.XArrowheadShape(n,r);break;case"/":i=new ft.SlashArrowheadShape(n,r);break;case"-":case"--":pe.measure.lineElementLength;i="3"===this.variant?new ft.Line3ArrowheadShape(n,r):"2"===this.variant?new ft.Line2ArrowheadShape(n,r):new ft.LineArrowheadShape(n,r);break;case"=":case"==":i=new ft.Line2ArrowheadShape(n,r);break;case".":case"..":i="3"===this.variant?new ft.Dot3ArrowheadShape(n,r):"2"===this.variant?new ft.Dot2ArrowheadShape(n,r):new ft.DotArrowheadShape(n,r);break;case":":case"::":i=new ft.Dot2ArrowheadShape(n,r);break;case"~":case"~~":i="3"===this.variant?new ft.Tilde3ArrowheadShape(n,r):"2"===this.variant?new ft.Tilde2ArrowheadShape(n,r):new ft.TildeArrowheadShape(n,r);break;case">>":switch(this.variant){case"^":i=new ft.UpperGTGTArrowheadShape(n,r);break;case"_":i=new ft.LowerGTGTArrowheadShape(n,r);break;case"2":a=(i=new ft.GTGT2ArrowheadShape(n,r)).getRadius();t.c=new rt.Ellipse(n.x,n.y,a,a,a,a);break;case"3":a=(i=new ft.GTGT3ArrowheadShape(n,r)).getRadius();t.c=new rt.Ellipse(n.x,n.y,a,a,a,a);break;default:i=new ft.GTGTArrowheadShape(n,r)}break;case"<<":switch(this.variant){case"^":i=new ft.UpperLTLTArrowheadShape(n,r);break;case"_":i=new ft.LowerLTLTArrowheadShape(n,r);break;case"2":a=(i=new ft.LTLT2ArrowheadShape(n,r)).getRadius();t.c=new rt.Ellipse(n.x,n.y,a,a,a,a);break;case"3":a=(i=new ft.LTLT3ArrowheadShape(n,r)).getRadius();t.c=new rt.Ellipse(n.x,n.y,a,a,a,a);break;default:i=new ft.LTLTArrowheadShape(n,r)}break;case"||":switch(this.variant){case"^":i=new ft.UpperColumnColumnArrowheadShape(n,r);break;case"_":i=new ft.LowerColumnColumnArrowheadShape(n,r);break;case"2":i=new ft.ColumnColumn2ArrowheadShape(n,r);break;case"3":i=new ft.ColumnColumn3ArrowheadShape(n,r);break;default:i=new ft.ColumnColumnArrowheadShape(n,r)}break;case"|-":switch(this.variant){case"^":i=new ft.UpperColumnLineArrowheadShape(n,r);break;case"_":i=new ft.LowerColumnLineArrowheadShape(n,r);break;case"2":i=new ft.ColumnLine2ArrowheadShape(n,r);break;case"3":i=new ft.ColumnLine3ArrowheadShape(n,r);break;default:i=new ft.ColumnLineArrowheadShape(n,r)}break;case">|":i=new ft.GTColumnArrowheadShape(n,r);break;case">>|":i=new ft.GTGTColumnArrowheadShape(n,r);break;case"|<":i=new ft.ColumnLTArrowheadShape(n,r);break;case"|<<":i=new ft.ColumnLTLTArrowheadShape(n,r);break;case"//":i=new ft.SlashSlashArrowheadShape(n,r);break;case"=>":i=new ft.LineGT2ArrowheadShape(n,r);break;default:var o=pe.repositories.dirRepository.get(this.main);if(void 0===o)throw s("ExecutionError","\\dir "+this.variant+"{"+this.main+"} not defined.");i=o.toDropShape(e)}return e.appendShapeToFront(i),i},toConnectShape:function(e){var t=e.env;t.originalReferencePoint=t.c;pe.measure.thickness;var n=t.p.edgePoint(t.c.x,t.c.y),r=t.c.edgePoint(t.p.x,t.p.y);return n.x!==r.x||n.y!==r.y?new Et.Line(n,r).toShape(e,this,this.main,this.variant):(t.angle=0,t.lastCurve=Lt.none,ft.none)}}),_t(Ce.ObjectBox.Curve,{toDropShape:function(e){var t=e.env;return t.originalReferencePoint=t.c,ft.none},toConnectShape:function(e){var t=e.env;t.originalReferencePoint=t.c;var n=void 0,r=void 0;this.objects.foreach((function(e){n=e.objectForDrop(n),r=e.objectForConnect(r)})),void 0===n&&void 0===r&&(r=new Ce.Object(L.empty,new Ce.ObjectBox.Dir("","-")));pe.measure.thickness;var i=t.c,a=t.p,o=[];this.poslist.foreach((function(t){t.addPositions(o,e)})),t.c=i,t.p=a;var u=ft.none,s=a,c=i;switch(o.length){case 0:return s.x===c.x&&s.y===c.y?(t.lastCurve=Lt.none,t.angle=0,ft.none):void 0!==r?r.toConnectShape(e):n.toConnectShape(e);case 1:var h=(m=new Et.QuadBezier(s,o[0],c)).tOfShavedStart(s),l=m.tOfShavedEnd(c);if(void 0===h||void 0===l||h>=l)return t.angle=0,t.lastCurve=Lt.none,ft.none;u=m.toShape(e,n,r),t.lastCurve=new Lt.QuadBezier(m,h,l,u),t.angle=Math.atan2(c.y-s.y,c.x-s.x);break;case 2:var m;h=(m=new Et.CubicBezier(s,o[0],o[1],c)).tOfShavedStart(s),l=m.tOfShavedEnd(c);if(void 0===h||void 0===l||h>=l)return t.angle=0,t.lastCurve=Lt.none,ft.none;u=m.toShape(e,n,r),t.lastCurve=new Lt.CubicBezier(m,h,l,u),t.angle=Math.atan2(c.y-s.y,c.x-s.x);break;default:var p=new Et.CubicBSpline(s,o,c),f=new Et.CubicBeziers(p.toCubicBeziers());h=f.tOfShavedStart(s),l=f.tOfShavedEnd(c);if(void 0===h||void 0===l||h>=l)return t.angle=0,t.lastCurve=Lt.none,ft.none;u=f.toShape(e,n,r),t.lastCurve=new Lt.CubicBSpline(s,c,f,h,l,u),t.angle=Math.atan2(c.y-s.y,c.x-s.x)}return u}}),_t(Ce.ObjectBox.Curve.Object.Drop,{objectForDrop:function(e){return this.object},objectForConnect:function(e){return 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t=e.env,n=t.p,r=t.c,i=t.origin,a=t.yBase,o=r.y-n.y,u=n.x-r.x,s=r.x*n.y-r.y*n.x,h=a.y,l=-a.x,m=a.x*i.y-a.y*i.x,p=o*l-h*u;if(Math.abs(p)<c.machinePrecision)return console.log("there is no intersection point."),Bt.originPosition;var f=-(l*s-u*m)/p,d=(h*s-o*m)/p;return new rt.Point(f,d)}}),_t(Ce.Coord.Vector,{position:function(e){var t=this.vector.xy(e);return new rt.Point(t.x,t.y)}}),_t(Ce.Coord.Id,{position:function(e){return e.env.lookupPos(this.id).position(e)}}),_t(Ce.Coord.Group,{position:function(e){var t=e.env,n=t.origin,r=t.xBase,i=t.yBase,a=t.p;return this.posDecor.toShape(e),t.p=a,t.origin=n,t.xBase=r,t.yBase=i,t.c}}),_t(Ce.Coord.StackPosition,{position:function(e){return e.env.stackAt(this.number)}}),_t(Ce.Coord.DeltaRowColumn,{position:function(e){var t=e.env,n=t.xymatrixRow,r=t.xymatrixCol;if(void 0===n||void 0===r)throw s("ExecutionError","xymatrix rows and columns not found for "+this.toSring());var i=this.prefix+(n+this.dr)+","+(r+this.dc);return e.env.lookupPos(i,'in 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Ce.Modifier.Shape.L,r:new Ce.Modifier.Shape.R,u:new Ce.Modifier.Shape.U,d:new Ce.Modifier.Shape.D,c:new Ce.Modifier.Shape.C,aliceblue:new Ce.Modifier.Shape.ChangeColor("aliceblue"),antiquewhite:new Ce.Modifier.Shape.ChangeColor("antiquewhite"),aqua:new Ce.Modifier.Shape.ChangeColor("aqua"),aquamarine:new Ce.Modifier.Shape.ChangeColor("aquamarine"),azure:new Ce.Modifier.Shape.ChangeColor("azure"),beige:new Ce.Modifier.Shape.ChangeColor("beige"),bisque:new Ce.Modifier.Shape.ChangeColor("bisque"),black:new Ce.Modifier.Shape.ChangeColor("black"),blanchedalmond:new Ce.Modifier.Shape.ChangeColor("blanchedalmond"),blue:new Ce.Modifier.Shape.ChangeColor("blue"),blueviolet:new Ce.Modifier.Shape.ChangeColor("blueviolet"),brown:new Ce.Modifier.Shape.ChangeColor("brown"),burlywood:new Ce.Modifier.Shape.ChangeColor("burlywood"),cadetblue:new Ce.Modifier.Shape.ChangeColor("cadetblue"),chartreuse:new Ce.Modifier.Shape.ChangeColor("chartreuse"),chocolate:new Ce.Modifier.Shape.ChangeColor("chocolate"),coral:new Ce.Modifier.Shape.ChangeColor("coral"),cornflowerblue:new Ce.Modifier.Shape.ChangeColor("cornflowerblue"),cornsilk:new Ce.Modifier.Shape.ChangeColor("cornsilk"),crimson:new Ce.Modifier.Shape.ChangeColor("crimson"),cyan:new Ce.Modifier.Shape.ChangeColor("cyan"),darkblue:new Ce.Modifier.Shape.ChangeColor("darkblue"),darkcyan:new Ce.Modifier.Shape.ChangeColor("darkcyan"),darkgoldenrod:new Ce.Modifier.Shape.ChangeColor("darkgoldenrod"),darkgray:new Ce.Modifier.Shape.ChangeColor("darkgray"),darkgreen:new Ce.Modifier.Shape.ChangeColor("darkgreen"),darkgrey:new Ce.Modifier.Shape.ChangeColor("darkgrey"),darkkhaki:new Ce.Modifier.Shape.ChangeColor("darkkhaki"),darkmagenta:new Ce.Modifier.Shape.ChangeColor("darkmagenta"),darkolivegreen:new Ce.Modifier.Shape.ChangeColor("darkolivegreen"),darkorange:new Ce.Modifier.Shape.ChangeColor("darkorange"),darkorchid:new Ce.Modifier.Shape.ChangeColor("darkorchid"),darkred:new 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Ce.Corner.CU})),Ae(/^(LD|DL)/).to((function(){return new Ce.Corner.LD})),Ae(/^(RD|DR)/).to((function(){return new Ce.Corner.RD})),Ae(/^(LU|UL)/).to((function(){return new Ce.Corner.LU})),Ae(/^(RU|UR)/).to((function(){return new Ce.Corner.RU})),Be("L").to((function(){return new Ce.Corner.L})),Be("R").to((function(){return new Ce.Corner.R})),Be("D").to((function(){return new Ce.Corner.D})),Be("U").to((function(){return new Ce.Corner.U})),Be("E").to((function(){return new Ce.Corner.NearestEdgePoint})),Be("P").to((function(){return new Ce.Corner.PropEdgePoint})),Be("A").to((function(){return new Ce.Corner.Axis})))})),place:Ve((function(){return De(Be("<").andr(_e.place).to((function(e){return new Ce.Place(1,0,void 0,void 0).compound(e)})),Be(">").andr(_e.place).to((function(e){return new Ce.Place(0,1,void 0,void 0).compound(e)})),Be("(").andr(_e.factor).andl(Le(")")).and(_e.place).to((function(e){return new Ce.Place(0,0,new Ce.Place.Factor(e.head),void 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e.head.toString()+e.tail}))})),looseFactor:Ve(Me(De(Ae(/^(\d \d*(\.\d*))/).to((function(e){return parseFloat(e.replace(/ /,""))})),Ae(/^[+\-]?(\d+(\.\d*)?|\d*\.\d+)/).to((function(e){return parseFloat(e)}))))),id:Ve(Me(Ee(/^[^"]+/))),object:Ve((function(){return De(Te(_e.modifier).and(_e.objectbox).to((function(e){return new Ce.Object(e.head,e.tail)})))})),objectbox:Ve((function(){return De(_e.mathText,Be("@").andr(_e.dir),Be("\\dir").andr(_e.dir),Be("\\cir").andr(_e.cirRadius).andl(Le("{")).and(_e.cir).andl(Le("}")).to((function(e){return new Ce.ObjectBox.Cir(e.head,e.tail)})),Be("\\frm").andr(_e.frameRadius).andl(Le("{")).and(_e.frameMain).andl(Le("}")).to((function(e){return new Ce.ObjectBox.Frame(e.head,e.tail)})),Be("\\object").andr(_e.object).to((function(e){return new Ce.ObjectBox.WrapUpObject(e)})),Be("\\composite").and(Le("{")).andr(_e.compositeObject).andl(Le("}")).to((function(e){return new 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Ce.Diag.RU})),Be("l").to((function(e){return new Ce.Diag.L})),Be("r").to((function(e){return new Ce.Diag.R})),Be("d").to((function(e){return new Ce.Diag.D})),Be("u").to((function(e){return new Ce.Diag.U})))})),decor:Ve((function(){return _e.command().rep().to((function(e){return new Ce.Decor(e)}))})),command:Ve((function(){return De(Be("\\ar").andr(Me(Te(_e.arrowForm))).and(_e.path).to((function(e){return new Ce.Command.Ar(e.head,e.tail)})),Be("\\xymatrix").andr(_e.xymatrix),Be("\\PATH").andr(_e.path).to((function(e){return new Ce.Command.Path(e)})),Be("\\afterPATH").andr(Le("{")).andr(_e.decor).andl(Le("}")).and(_e.path).to((function(e){return new Ce.Command.AfterPath(e.head,e.tail)})),Be("\\save").andr(_e.pos).to((function(e){return new Ce.Command.Save(e)})),Be("\\restore").to((function(){return new Ce.Command.Restore})),Be("\\POS").andr(_e.pos).to((function(e){return new 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rt.Point(this.x,this.y-this.d);var b=Math.sqrt(S)/g,C=d/f,k=v*w+x*b+m,M=C*(x*w-v*b+p-p)+p,P=v*w-x*b+m,O=C*(x*w+v*b+p-p)+p,B=Ne;return B(k-m)===B(e-m)&&B(M-p)===B(t-p)?new rt.Point(k,M):new rt.Point(P,O)}},{key:"proportionalEdgePoint",value:function(e,t){if(this.isPoint())return this;if(this.isPerfectCircle()){var n,r=e-this.x,i=t-this.y;return n=Math.abs(r)<c.machinePrecision&&Math.abs(i)<c.machinePrecision?-Math.PI/2:Math.atan2(i,r),new rt.Point(this.x-this.r*Math.cos(n),this.y-this.r*Math.sin(n))}Math.PI;var a=this.l,o=this.r,u=this.u,s=this.d,h=this.x,l=this.y,m=h+(o-a)/2,p=l+(u-s)/2,f=(a+o)/2,d=(u+s)/2,y=-(r=e-h),v=(i=t-l)*f,x=y*d,g=v*v+x*x,w=-(s=v*m+x*p+((r*l-i*h)*f+(f-d)*y*p))/g,S=g*f*f-s*s;if(S<0)return new rt.Point(this.x,this.y-this.d);var b=Math.sqrt(S)/g,C=d/f,k=v*w+x*b+m,M=C*(x*w-v*b+p-p)+p,P=v*w-x*b+m,O=C*(x*w+v*b+p-p)+p;return sign(k-m)===sign(e-m)&&sign(M-p)===sign(t-p)?new rt.Point(P,O):new rt.Point(k,M)}},{key:"grow",value:function(e,t){return new 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rt.Ellipse(this.x,this.y,Math.max(0,this.l-e),Math.max(0,this.r+e),Math.max(0,this.u+t),Math.max(0,this.d-t))}},{key:"rotate",value:function(e){return this}},{key:"contains",value:function(e){var t=e.x,n=e.y;if(this.isPoint())return!1;var r=this.l,i=this.r,a=this.u,o=this.d,u=(r+i)/2,s=t-(this.x+(i-r)/2),c=(n-(this.y+(a-o)/2))/((a+o)/2/u);return s*s+c*c<=u*u}},{key:"toString",value:function(){return"{x:"+this.x+", y:"+this.y+", l:"+this.l+", r:"+this.r+", u:"+this.u+", d:"+this.d+"}"}}]),n}(rt);var ft=function(){function e(){lt(this,e)}return pt(e,[{key:"isNone",get:function(){return!1}}]),e}();function dt(e,t){for(var n=0;n<t.length;n++){var r=t[n];r.enumerable=r.enumerable||!1,r.configurable=!0,"value"in r&&(r.writable=!0),Object.defineProperty(e,r.key,r)}}ft.NoneShape=function(e){at(n,e);var t=ut(n);function n(){return lt(this,n),t.call(this)}return 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0!==this.fillColor&&(t.fill=this.fillColor),e.createSVGElement("rect",t))}},{key:"getBoundingBox",value:function(){return new rt.Rect(this.x,this.y,{l:this.left,r:this.right,u:this.up,d:this.down})}},{key:"toString",value:function(){return"RectangleShape[x:"+this.x+", y:"+this.y+", left:"+this.left+", right:"+this.right+", up:"+this.up+", down:"+this.down+", r:"+this.r+", isDouble:"+this.isDouble+", dasharray:"+this.dasharray+"]"}}]),n}(ft),ft.EllipseShape=function(e){at(n,e);var t=ut(n);function n(e,r,i,a,o,u,s,c,h){var l;return lt(this,n),(l=t.call(this)).x=e,l.y=r,l.rx=i,l.ry=a,l.isDoubled=o,l.color=u,l.dasharray=s,l.fillColor=c,l.hideLine=h||!1,Xe(ct(l),"getBoundingBox"),l}return pt(n,[{key:"draw",value:function(e){var t;t={cx:pe.measure.em2px(this.x),cy:-pe.measure.em2px(this.y),rx:pe.measure.em2px(this.rx),ry:pe.measure.em2px(this.ry)},void 0!==this.dasharray&&(t["stroke-dasharray"]=this.dasharray),this.hideLine?t.stroke="none":void 0!==this.color&&(t.stroke=this.color),void 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t=this.c;e.createSVGElement("image",{x:pe.measure.em2px(t.x-t.l),y:pe.measure.em2px(-t.y-t.u),width:pe.measure.em2px(t.l+t.r),height:pe.measure.em2px(t.u+t.d),preserveAspectRatio:"none","xlink:href":this.url})}},{key:"getBoundingBox",value:function(){return this.c}},{key:"getOriginalReferencePoint",value:function(){return this.c}},{key:"toString",value:function(){return"ImageShape[c:"+this.c.toString()+", height:"+this.height+", width:"+this.width+", url:"+this.url+"]"}}]),n}(ft),ft.ArrowheadShape=function(e){at(n,e);var t=ut(n);function n(){return lt(this,n),t.call(this)}return pt(n,[{key:"draw",value:function(e){var t=e.createGroup(e.transformBuilder().translate(this.c.x,this.c.y).rotateRadian(this.angle));this.drawDelegate(t)}},{key:"getBoundingBox",value:function(){return this.c.toRect(this.getBox()).rotate(this.angle)}},{key:"toString",value:function(){return"ArrowheadShape[c:"+this.c.toString()+", angle:"+this.angle+"]"}}]),n}(ft),ft.GT2ArrowheadShape=function(e){at(n,e);var t=ut(n);function n(e,r){var i;return lt(this,n),(i=t.call(this)).c=e,i.angle=r,Xe(ct(i),"getBoundingBox"),i}return pt(n,[{key:"getBox",value:function(){var e=pe.measure.oneem;return{l:.456*e,r:0,d:.229*e,u:.229*e}}},{key:"getRadius",value:function(){return.213*pe.measure.oneem}},{key:"drawDelegate",value:function(e){var t=pe.measure.oneem,n=e.createGroup(e.transformBuilder().rotateDegree(-10)),r=e.createGroup(e.transformBuilder().rotateDegree(10));n.createSVGElement("path",{d:"M0,0 Q"+pe.measure.em2px(-.222*t)+","+pe.measure.em2px(-.02*t)+" "+pe.measure.em2px(-.489*t)+","+pe.measure.em2px(-.147*t)}),r.createSVGElement("path",{d:"M0,0 Q"+pe.measure.em2px(-.222*t)+","+pe.measure.em2px(.02*t)+" "+pe.measure.em2px(-.489*t)+","+pe.measure.em2px(.147*t)})}}]),n}(ft.ArrowheadShape),ft.GT3ArrowheadShape=function(e){at(n,e);var t=ut(n);function n(e,r){var i;return lt(this,n),(i=t.call(this)).c=e,i.angle=r,Xe(ct(i),"getBoundingBox"),i}return pt(n,[{key:"getBox",value:function(){var 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pt(n,[{key:"getBox",value:function(){return{l:0,r:.5*pe.measure.lineElementLength,u:.5*pe.measure.lineElementLength,d:.5*pe.measure.lineElementLength}}},{key:"drawDelegate",value:function(e){pe.measure.thickness;var t=pe.measure.em2px(.5*pe.measure.lineElementLength);e.createSVGElement("path",{d:"M"+t+","+-t+" A "+t+","+t+" 0 0,0 "+t+","+t})}}]),n}(ft.ArrowheadShape),ft.UpperRParenArrowheadShape=function(e){at(n,e);var t=ut(n);function n(e,r){var i;return lt(this,n),(i=t.call(this)).c=e,i.angle=r,Xe(ct(i),"getBoundingBox"),i}return pt(n,[{key:"getBox",value:function(){return{l:0,r:.5*pe.measure.lineElementLength,u:pe.measure.lineElementLength,d:0}}},{key:"drawDelegate",value:function(e){pe.measure.thickness;var t=pe.measure.em2px(.5*pe.measure.lineElementLength);e.createSVGElement("path",{d:"M0,0 A "+t+","+t+" 0 0,0 0,"+-2*t})}}]),n}(ft.ArrowheadShape),ft.LowerRParenArrowheadShape=function(e){at(n,e);var t=ut(n);function n(e,r){var i;return lt(this,n),(i=t.call(this)).c=e,i.angle=r,Xe(ct(i),"getBoundingBox"),i}return pt(n,[{key:"getBox",value:function(){return{l:0,r:.5*pe.measure.lineElementLength,u:0,d:pe.measure.lineElementLength}}},{key:"drawDelegate",value:function(e){pe.measure.thickness;var t=pe.measure.em2px(.5*pe.measure.lineElementLength);e.createSVGElement("path",{d:"M0,0 A "+t+","+t+" 0 0,1 0,"+2*t})}}]),n}(ft.ArrowheadShape),ft.RParenArrowheadShape=function(e){at(n,e);var t=ut(n);function n(e,r){var i;return lt(this,n),(i=t.call(this)).c=e,i.angle=r,Xe(ct(i),"getBoundingBox"),i}return pt(n,[{key:"getBox",value:function(){return{l:.5*pe.measure.lineElementLength,r:0,u:.5*pe.measure.lineElementLength,d:.5*pe.measure.lineElementLength}}},{key:"drawDelegate",value:function(e){pe.measure.thickness;var t=pe.measure.em2px(.5*pe.measure.lineElementLength);e.createSVGElement("path",{d:"M"+-t+","+-t+" A "+t+","+t+" 0 0,1 "+-t+","+t})}}]),n}(ft.ArrowheadShape),ft.LowerBackquoteArrowheadShape=function(e){at(n,e);var t=ut(n);function n(e,r){var i;return lt(this,n),(i=t.call(this)).c=e,i.angle=r,Xe(ct(i),"getBoundingBox"),i}return pt(n,[{key:"getBox",value:function(){return{l:.5*pe.measure.lineElementLength,r:0,u:0,d:.5*pe.measure.lineElementLength}}},{key:"drawDelegate",value:function(e){pe.measure.thickness;var t=pe.measure.em2px(.5*pe.measure.lineElementLength);e.createSVGElement("path",{d:"M0,0 A "+t+","+t+" 0 0,0 "+-t+","+t})}}]),n}(ft.ArrowheadShape),ft.UpperBackquoteArrowheadShape=function(e){at(n,e);var t=ut(n);function n(e,r){var i;return lt(this,n),(i=t.call(this)).c=e,i.angle=r,Xe(ct(i),"getBoundingBox"),i}return pt(n,[{key:"getBox",value:function(){return{l:.5*pe.measure.lineElementLength,r:0,u:.5*pe.measure.lineElementLength,d:0}}},{key:"drawDelegate",value:function(e){pe.measure.thickness;var t=pe.measure.em2px(.5*pe.measure.lineElementLength);e.createSVGElement("path",{d:"M0,0 A "+t+","+t+" 0 0,1 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t=ut(n);function n(e,r){var i;return lt(this,n),(i=t.call(this)).c=e,i.angle=r,Xe(ct(i),"getBoundingBox"),i}return pt(n,[{key:"getBox",value:function(){return{l:.5*pe.measure.lineElementLength,r:.5*pe.measure.lineElementLength,u:.5*pe.measure.lineElementLength,d:.5*pe.measure.lineElementLength}}},{key:"drawDelegate",value:function(e){var t=pe.measure.lineElementLength/2,n=pe.measure.em2px(t);e.createSVGElement("line",{x1:-n,y1:0,x2:n,y2:0}),e.createSVGElement("line",{x1:0,y1:n,x2:0,y2:-n})}}]),n}(ft.ArrowheadShape),ft.XArrowheadShape=function(e){at(n,e);var t=ut(n);function n(e,r){var i;return lt(this,n),(i=t.call(this)).c=e,i.angle=r+Math.PI/4,Xe(ct(i),"getBoundingBox"),i}return pt(n,[{key:"getBox",value:function(){return{l:.5*pe.measure.lineElementLength,r:.5*pe.measure.lineElementLength,u:.5*pe.measure.lineElementLength,d:.5*pe.measure.lineElementLength}}},{key:"drawDelegate",value:function(e){var t=pe.measure.lineElementLength/2,n=pe.measure.em2px(t);e.createSVGElement("line",{x1:-n,y1:0,x2:n,y2:0}),e.createSVGElement("line",{x1:0,y1:n,x2:0,y2:-n})}}]),n}(ft.ArrowheadShape),ft.SlashArrowheadShape=function(e){at(n,e);var t=ut(n);function n(e,r){var i;return lt(this,n),(i=t.call(this)).c=e,i.angle=r-Math.PI/10,Xe(ct(i),"getBoundingBox"),i}return pt(n,[{key:"getBox",value:function(){return{l:0,r:0,u:pe.measure.lineElementLength/2,d:pe.measure.lineElementLength/2}}},{key:"drawDelegate",value:function(e){var t=pe.measure.lineElementLength/2,n=pe.measure.em2px(t);e.createSVGElement("line",{x1:0,y1:n,x2:0,y2:-n})}}]),n}(ft.ArrowheadShape),ft.Line3ArrowheadShape=function(e){at(n,e);var t=ut(n);function n(e,r){var i;return lt(this,n),(i=t.call(this)).c=e,i.angle=r,Xe(ct(i),"getBoundingBox"),i}return pt(n,[{key:"getBox",value:function(){return{l:0,r:pe.measure.lineElementLength,u:pe.measure.thickness,d:pe.measure.thickness}}},{key:"drawDelegate",value:function(e){var t=pe.measure.em2px(pe.measure.lineElementLength),n=pe.measure.em2px(pe.measure.thickness);e.createSVGElement("line",{x1:0,y1:n,x2:t,y2:n}),e.createSVGElement("line",{x1:0,y1:0,x2:t,y2:0}),e.createSVGElement("line",{x1:0,y1:-n,x2:t,y2:-n})}}]),n}(ft.ArrowheadShape),ft.Line2ArrowheadShape=function(e){at(n,e);var t=ut(n);function n(e,r){var i;return lt(this,n),(i=t.call(this)).c=e,i.angle=r,Xe(ct(i),"getBoundingBox"),i}return pt(n,[{key:"getBox",value:function(){return{l:0,r:pe.measure.lineElementLength,u:.5*pe.measure.thickness,d:.5*pe.measure.thickness}}},{key:"drawDelegate",value:function(e){var t=pe.measure.em2px(.5*pe.measure.thickness),n=pe.measure.em2px(pe.measure.lineElementLength);e.createSVGElement("line",{x1:0,y1:t,x2:n,y2:t}),e.createSVGElement("line",{x1:0,y1:-t,x2:n,y2:-t})}}]),n}(ft.ArrowheadShape),ft.LineArrowheadShape=function(e){at(n,e);var t=ut(n);function n(e,r){var i;return lt(this,n),(i=t.call(this)).c=e,i.angle=r,Xe(ct(i),"getBoundingBox"),i}return pt(n,[{key:"getBox",value:function(){return{l:0,r:pe.measure.lineElementLength,u:0,d:0}}},{key:"drawDelegate",value:function(e){var t=pe.measure.em2px(pe.measure.lineElementLength);e.createSVGElement("line",{x1:0,y1:0,x2:t,y2:0})}}]),n}(ft.ArrowheadShape),ft.Dot3ArrowheadShape=function(e){at(n,e);var t=ut(n);function n(e,r){var i;return lt(this,n),(i=t.call(this)).c=e,i.angle=r,Xe(ct(i),"getBoundingBox"),i}return pt(n,[{key:"getBox",value:function(){return{l:0,r:0,u:pe.measure.thickness,d:pe.measure.thickness}}},{key:"drawDelegate",value:function(e){pe.measure.oneem;var t=pe.measure.em2px(pe.measure.thickness),n=pe.measure.em2px(pe.measure.thickness),r=pe.measure.dottedDasharray;e.createSVGElement("line",{x1:0,y1:t,x2:n,y2:t,"stroke-dasharray":r}),e.createSVGElement("line",{x1:0,y1:0,x2:n,y2:0,"stroke-dasharray":r}),e.createSVGElement("line",{x1:0,y1:-t,x2:n,y2:-t,"stroke-dasharray":r})}}]),n}(ft.ArrowheadShape),ft.Dot2ArrowheadShape=function(e){at(n,e);var t=ut(n);function n(e,r){var 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pt(n,[{key:"getBox",value:function(){return{l:-2*pe.measure.thickness,r:2*pe.measure.thickness,u:1.5*pe.measure.thickness,d:1.5*pe.measure.thickness}}},{key:"drawDelegate",value:function(e){var t=pe.measure.em2px(pe.measure.thickness);e.createSVGElement("path",{d:"M"+-2*t+","+.5*t+" Q"+-t+","+-.5*t+" 0,"+.5*t+" T"+2*t+","+.5*t+"M"+-2*t+","+-.5*t+" Q"+-t+","+-1.5*t+" 0,"+-.5*t+" T"+2*t+","+-.5*t})}}]),n}(ft.ArrowheadShape),ft.TildeArrowheadShape=function(e){at(n,e);var t=ut(n);function n(e,r){var i;return lt(this,n),(i=t.call(this)).c=e,i.angle=r,Xe(ct(i),"getBoundingBox"),i}return pt(n,[{key:"getBox",value:function(){return{l:-2*pe.measure.thickness,r:2*pe.measure.thickness,u:pe.measure.thickness,d:pe.measure.thickness}}},{key:"drawDelegate",value:function(e){var t=pe.measure.em2px(pe.measure.thickness);e.createSVGElement("path",{d:"M"+-2*t+",0 Q"+-t+","+-t+" 0,0 T"+2*t+",0"})}}]),n}(ft.ArrowheadShape),ft.TildeArrowheadShape=function(e){at(n,e);var t=ut(n);function n(e,r){var i;return 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a=e.createGroup(e.transformBuilder().translate(-2*n,0).rotateDegree(-10)),o=e.createGroup(e.transformBuilder().translate(-2*n,0).rotateDegree(10));a.createSVGElement("path",{d:"M0,0 Q"+pe.measure.em2px(-.222*t)+","+pe.measure.em2px(-.02*t)+" "+pe.measure.em2px(-.489*t)+","+pe.measure.em2px(-.147*t)}),o.createSVGElement("path",{d:"M0,0 Q"+pe.measure.em2px(-.222*t)+","+pe.measure.em2px(.02*t)+" "+pe.measure.em2px(-.489*t)+","+pe.measure.em2px(.147*t)})}}]),n}(ft.ArrowheadShape),ft.GTGT3ArrowheadShape=function(e){at(n,e);var t=ut(n);function n(e,r){var i;return lt(this,n),(i=t.call(this)).c=e,i.angle=r,Xe(ct(i),"getBoundingBox"),i}return pt(n,[{key:"getBox",value:function(){var e=pe.measure.oneem;return{l:.507*e+2*pe.measure.thickness,r:0,d:.268*e,u:.268*e}}},{key:"getRadius",value:function(){return.325*pe.measure.oneem}},{key:"drawDelegate",value:function(e){var t=pe.measure.oneem,n=pe.measure.thickness,r=e.createGroup(e.transformBuilder().rotateDegree(-15)),i=e.createGroup(e.transformBuilder().rotateDegree(15));r.createSVGElement("path",{d:"M0,0 Q"+pe.measure.em2px(-.222*t)+","+pe.measure.em2px(-.02*t)+" "+pe.measure.em2px(-.489*t)+","+pe.measure.em2px(-.147*t)}),i.createSVGElement("path",{d:"M0,0 Q"+pe.measure.em2px(-.222*t)+","+pe.measure.em2px(.02*t)+" "+pe.measure.em2px(-.489*t)+","+pe.measure.em2px(.147*t)});var a=e.createGroup(e.transformBuilder().translate(-2*n,0).rotateDegree(-15)),o=e.createGroup(e.transformBuilder().translate(-2*n,0).rotateDegree(15));a.createSVGElement("path",{d:"M0,0 Q"+pe.measure.em2px(-.222*t)+","+pe.measure.em2px(-.02*t)+" "+pe.measure.em2px(-.489*t)+","+pe.measure.em2px(-.147*t)}),o.createSVGElement("path",{d:"M0,0 Q"+pe.measure.em2px(-.222*t)+","+pe.measure.em2px(.02*t)+" 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pt(n,[{key:"getBox",value:function(){var e=pe.measure.oneem;return{l:0,r:.456+e+2*pe.measure.thickness,d:.229*e,u:.229*e}}},{key:"getRadius",value:function(){return.213*pe.measure.oneem}},{key:"drawDelegate",value:function(e){var t=pe.measure.oneem,n=pe.measure.thickness,r=e.createGroup(e.transformBuilder().translate(2*n,0).rotateDegree(10)),i=e.createGroup(e.transformBuilder().translate(2*n,0).rotateDegree(-10));r.createSVGElement("path",{d:"M0,0 Q"+pe.measure.em2px(.222*t)+","+pe.measure.em2px(-.02*t)+" "+pe.measure.em2px(.489*t)+","+pe.measure.em2px(-.147*t)}),i.createSVGElement("path",{d:"M0,0 Q"+pe.measure.em2px(.222*t)+","+pe.measure.em2px(.02*t)+" "+pe.measure.em2px(.489*t)+","+pe.measure.em2px(.147*t)});var a=e.createGroup(e.transformBuilder().rotateDegree(10)),o=e.createGroup(e.transformBuilder().rotateDegree(-10));a.createSVGElement("path",{d:"M0,0 Q"+pe.measure.em2px(.222*t)+","+pe.measure.em2px(-.02*t)+" 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pt(n,[{key:"getBox",value:function(){return{l:pe.measure.thickness,r:0,u:.5*pe.measure.lineElementLength,d:.5*pe.measure.lineElementLength}}},{key:"drawDelegate",value:function(e){var t=pe.measure.thickness,n=pe.measure.em2px(.5*pe.measure.lineElementLength);e.createSVGElement("line",{x1:0,y1:n,x2:0,y2:-n}),e.createSVGElement("line",{x1:-pe.measure.em2px(t),y1:n,x2:-pe.measure.em2px(t),y2:-n})}}]),n}(ft.ArrowheadShape),ft.UpperColumnColumnArrowheadShape=function(e){at(n,e);var t=ut(n);function n(e,r){var i;return lt(this,n),(i=t.call(this)).c=e,i.angle=r,Xe(ct(i),"getBoundingBox"),i}return pt(n,[{key:"getBox",value:function(){return{l:pe.measure.thickness,r:0,u:pe.measure.lineElementLength,d:0}}},{key:"drawDelegate",value:function(e){var t=pe.measure.thickness,n=pe.measure.em2px(pe.measure.lineElementLength);e.createSVGElement("line",{x1:0,y1:0,x2:0,y2:-n}),e.createSVGElement("line",{x1:-pe.measure.em2px(t),y1:0,x2:-pe.measure.em2px(t),y2:-n})}}]),n}(ft.ArrowheadShape),ft.LowerColumnColumnArrowheadShape=function(e){at(n,e);var t=ut(n);function n(e,r){var i;return lt(this,n),(i=t.call(this)).c=e,i.angle=r,Xe(ct(i),"getBoundingBox"),i}return pt(n,[{key:"getBox",value:function(){return{l:pe.measure.thickness,r:0,u:0,d:pe.measure.lineElementLength}}},{key:"drawDelegate",value:function(e){var t=pe.measure.thickness,n=pe.measure.em2px(pe.measure.lineElementLength);e.createSVGElement("line",{x1:0,y1:0,x2:0,y2:n}),e.createSVGElement("line",{x1:-pe.measure.em2px(t),y1:0,x2:-pe.measure.em2px(t),y2:n})}}]),n}(ft.ArrowheadShape),ft.ColumnColumn2ArrowheadShape=function(e){at(n,e);var t=ut(n);function n(e,r){var i;return lt(this,n),(i=t.call(this)).c=e,i.angle=r,Xe(ct(i),"getBoundingBox"),i}return pt(n,[{key:"getBox",value:function(){return{l:pe.measure.thickness,r:0,u:.5*(pe.measure.lineElementLength+pe.measure.thickness),d:.5*(pe.measure.lineElementLength+pe.measure.thickness)}}},{key:"drawDelegate",value:function(e){var t=pe.measure.thickness,n=pe.measure.em2px(.5*(pe.measure.lineElementLength+pe.measure.thickness));e.createSVGElement("line",{x1:0,y1:n,x2:0,y2:-n}),e.createSVGElement("line",{x1:-pe.measure.em2px(t),y1:n,x2:-pe.measure.em2px(t),y2:-n})}}]),n}(ft.ArrowheadShape),ft.ColumnColumn3ArrowheadShape=function(e){at(n,e);var t=ut(n);function n(e,r){var i;return lt(this,n),(i=t.call(this)).c=e,i.angle=r,Xe(ct(i),"getBoundingBox"),i}return pt(n,[{key:"getBox",value:function(){return{l:pe.measure.thickness,r:0,u:.5*pe.measure.lineElementLength+pe.measure.thickness,d:.5*pe.measure.lineElementLength+pe.measure.thickness}}},{key:"drawDelegate",value:function(e){var t=pe.measure.thickness,n=(t=pe.measure.thickness,pe.measure.em2px(.5*pe.measure.lineElementLength+pe.measure.thickness));e.createSVGElement("line",{x1:0,y1:n,x2:0,y2:-n}),e.createSVGElement("line",{x1:-pe.measure.em2px(t),y1:n,x2:-pe.measure.em2px(t),y2:-n})}}]),n}(ft.ArrowheadShape),ft.ColumnLineArrowheadShape=function(e){at(n,e);var t=ut(n);function n(e,r){var i;return lt(this,n),(i=t.call(this)).c=e,i.angle=r,Xe(ct(i),"getBoundingBox"),i}return pt(n,[{key:"getBox",value:function(){return{l:0,r:pe.measure.lineElementLength,u:.5*pe.measure.lineElementLength,d:.5*pe.measure.lineElementLength}}},{key:"drawDelegate",value:function(e){var t=pe.measure.em2px(.5*pe.measure.lineElementLength);e.createSVGElement("line",{x1:0,y1:t,x2:0,y2:-t});var n=pe.measure.em2px(pe.measure.lineElementLength);e.createSVGElement("line",{x1:0,y1:0,x2:n,y2:0})}}]),n}(ft.ArrowheadShape),ft.UpperColumnLineArrowheadShape=function(e){at(n,e);var t=ut(n);function n(e,r){var i;return lt(this,n),(i=t.call(this)).c=e,i.angle=r,Xe(ct(i),"getBoundingBox"),i}return pt(n,[{key:"getBox",value:function(){return{l:0,r:pe.measure.lineElementLength,u:pe.measure.lineElementLength,d:0}}},{key:"drawDelegate",value:function(e){pe.measure.thickness;var t=pe.measure.em2px(pe.measure.lineElementLength);e.createSVGElement("line",{x1:0,y1:0,x2:0,y2:-t});var n=pe.measure.em2px(pe.measure.lineElementLength);e.createSVGElement("line",{x1:0,y1:0,x2:n,y2:0})}}]),n}(ft.ArrowheadShape),ft.LowerColumnLineArrowheadShape=function(e){at(n,e);var t=ut(n);function n(e,r){var i;return lt(this,n),(i=t.call(this)).c=e,i.angle=r,Xe(ct(i),"getBoundingBox"),i}return pt(n,[{key:"getBox",value:function(){return{l:0,r:pe.measure.lineElementLength,u:0,d:pe.measure.lineElementLength}}},{key:"drawDelegate",value:function(e){pe.measure.thickness;var t=pe.measure.em2px(pe.measure.lineElementLength);e.createSVGElement("line",{x1:0,y1:0,x2:0,y2:t});var n=pe.measure.em2px(pe.measure.lineElementLength);e.createSVGElement("line",{x1:0,y1:0,x2:n,y2:0})}}]),n}(ft.ArrowheadShape),ft.ColumnLine2ArrowheadShape=function(e){at(n,e);var t=ut(n);function n(e,r){var i;return lt(this,n),(i=t.call(this)).c=e,i.angle=r,Xe(ct(i),"getBoundingBox"),i}return pt(n,[{key:"getBox",value:function(){return{l:0,r:pe.measure.lineElementLength,u:.5*(pe.measure.lineElementLength+pe.measure.thickness),d:.5*(pe.measure.lineElementLength+pe.measure.thickness)}}},{key:"drawDelegate",value:function(e){var t=pe.measure.thickness,n=pe.measure.em2px(.5*(pe.measure.lineElementLength+pe.measure.thickness));e.createSVGElement("line",{x1:0,y1:-n,x2:0,y2:n});var r=pe.measure.em2px(.5*t),i=pe.measure.em2px(pe.measure.lineElementLength);e.createSVGElement("line",{x1:0,y1:r,x2:i,y2:r}),e.createSVGElement("line",{x1:0,y1:-r,x2:i,y2:-r})}}]),n}(ft.ArrowheadShape),ft.ColumnLine3ArrowheadShape=function(e){at(n,e);var t=ut(n);function n(e,r){var i;return lt(this,n),(i=t.call(this)).c=e,i.angle=r,Xe(ct(i),"getBoundingBox"),i}return pt(n,[{key:"getBox",value:function(){return{l:0,r:pe.measure.lineElementLength,u:.5*pe.measure.lineElementLength+pe.measure.thickness,d:.5*pe.measure.lineElementLength+pe.measure.thickness}}},{key:"drawDelegate",value:function(e){var t=pe.measure.thickness,n=pe.measure.em2px(.5*pe.measure.lineElementLength+pe.measure.thickness);e.createSVGElement("line",{x1:0,y1:-n,x2:0,y2:n});var r=pe.measure.em2px(pe.measure.lineElementLength),i=pe.measure.em2px(t);e.createSVGElement("line",{x1:0,y1:i,x2:r,y2:i}),e.createSVGElement("line",{x1:0,y1:0,x2:r,y2:0}),e.createSVGElement("line",{x1:0,y1:-i,x2:r,y2:-i})}}]),n}(ft.ArrowheadShape),ft.GTColumnArrowheadShape=function(e){at(n,e);var t=ut(n);function n(e,r){var i;return lt(this,n),(i=t.call(this)).c=e,i.angle=r,Xe(ct(i),"getBoundingBox"),i}return pt(n,[{key:"getBox",value:function(){return{l:.489*pe.measure.oneem,r:0,u:.5*pe.measure.lineElementLength,d:.5*pe.measure.lineElementLength}}},{key:"drawDelegate",value:function(e){var t=pe.measure.oneem,n=pe.measure.em2px(.5*pe.measure.lineElementLength);e.createSVGElement("line",{x1:0,y1:n,x2:0,y2:-n}),e.createSVGElement("path",{d:"M0,0 Q"+pe.measure.em2px(-.222*t)+","+pe.measure.em2px(.02*t)+" "+pe.measure.em2px(-.489*t)+","+pe.measure.em2px(.147*t)}),e.createSVGElement("path",{d:"M0,0 Q"+pe.measure.em2px(-.222*t)+","+pe.measure.em2px(-.02*t)+" "+pe.measure.em2px(-.489*t)+","+pe.measure.em2px(-.147*t)})}}]),n}(ft.ArrowheadShape),ft.GTGTColumnArrowheadShape=function(e){at(n,e);var t=ut(n);function n(e,r){var i;return lt(this,n),(i=t.call(this)).c=e,i.angle=r,Xe(ct(i),"getBoundingBox"),i}return pt(n,[{key:"getBox",value:function(){return{l:.489*pe.measure.oneem+2*pe.measure.thickness,r:0,u:.5*pe.measure.lineElementLength,d:.5*pe.measure.lineElementLength}}},{key:"drawDelegate",value:function(e){var t=pe.measure.oneem,n=pe.measure.thickness,r=pe.measure.em2px(.5*pe.measure.lineElementLength);e.createSVGElement("line",{x1:0,y1:r,x2:0,y2:-r});var i=pe.measure.em2px(2*n);e.createSVGElement("path",{d:"M"+-i+",0 Q"+(pe.measure.em2px(-.222*t)-i)+","+pe.measure.em2px(.02*t)+" "+(pe.measure.em2px(-.489*t)-i)+","+pe.measure.em2px(.147*t)}),e.createSVGElement("path",{d:"M"+-i+",0 Q"+(pe.measure.em2px(-.222*t)-i)+","+pe.measure.em2px(-.02*t)+" "+(pe.measure.em2px(-.489*t)-i)+","+pe.measure.em2px(-.147*t)}),e.createSVGElement("path",{d:"M0,0 Q"+pe.measure.em2px(-.222*t)+","+pe.measure.em2px(.02*t)+" "+pe.measure.em2px(-.489*t)+","+pe.measure.em2px(.147*t)}),e.createSVGElement("path",{d:"M0,0 Q"+pe.measure.em2px(-.222*t)+","+pe.measure.em2px(-.02*t)+" 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lt(this,n),(i=t.call(this)).c=e,i.angle=r,Xe(ct(i),"getBoundingBox"),i}return pt(n,[{key:"getBox",value:function(){return{l:0,r:.489*pe.measure.oneem+2*pe.measure.thickness,u:.5*pe.measure.lineElementLength,d:.5*pe.measure.lineElementLength}}},{key:"drawDelegate",value:function(e){var t=pe.measure.oneem,n=pe.measure.thickness,r=pe.measure.em2px(.5*pe.measure.lineElementLength);e.createSVGElement("line",{x1:0,y1:r,x2:0,y2:-r});var i=pe.measure.em2px(2*n);e.createSVGElement("path",{d:"M"+i+",0 Q"+(pe.measure.em2px(.222*t)+i)+","+pe.measure.em2px(-.02*t)+" "+(pe.measure.em2px(.489*t)+i)+","+pe.measure.em2px(-.147*t)}),e.createSVGElement("path",{d:"M"+i+",0 Q"+(pe.measure.em2px(.222*t)+i)+","+pe.measure.em2px(.02*t)+" "+(pe.measure.em2px(.489*t)+i)+","+pe.measure.em2px(.147*t)}),e.createSVGElement("path",{d:"M0,0 Q"+pe.measure.em2px(.222*t)+","+pe.measure.em2px(-.02*t)+" "+pe.measure.em2px(.489*t)+","+pe.measure.em2px(-.147*t)}),e.createSVGElement("path",{d:"M0,0 Q"+pe.measure.em2px(.222*t)+","+pe.measure.em2px(.02*t)+" "+pe.measure.em2px(.489*t)+","+pe.measure.em2px(.147*t)})}}]),n}(ft.ArrowheadShape),ft.SlashSlashArrowheadShape=function(e){at(n,e);var t=ut(n);function n(e,r){var i;return lt(this,n),(i=t.call(this)).c=e,i.angle=r-Math.PI/10,Xe(ct(i),"getBoundingBox"),i}return pt(n,[{key:"getBox",value:function(){return{l:pe.measure.thickness,r:0,u:.5*pe.measure.lineElementLength,d:.5*pe.measure.lineElementLength}}},{key:"drawDelegate",value:function(e){var t=pe.measure.em2px(pe.measure.thickness),n=pe.measure.em2px(.5*pe.measure.lineElementLength);e.createSVGElement("line",{x1:0,y1:n,x2:0,y2:-n}),e.createSVGElement("line",{x1:-t,y1:n,x2:-t,y2:-n})}}]),n}(ft.ArrowheadShape),ft.LineGT2ArrowheadShape=function(e){at(n,e);var t=ut(n);function n(e,r){var i;return lt(this,n),(i=t.call(this)).c=e,i.angle=r,Xe(ct(i),"getBoundingBox"),i}return pt(n,[{key:"getBox",value:function(){var e=pe.measure.oneem;return{l:pe.measure.lineElementLength,r:pe.measure.lineElementLength,d:.229*e,u:.229*e}}},{key:"getRadius",value:function(){return.213*pe.measure.oneem}},{key:"drawDelegate",value:function(e){var t=pe.measure.oneem,n=pe.measure.lineElementLength,r=pe.measure.em2px(n),i=.5*pe.measure.thickness,a=pe.measure.em2px(i),o=this.getRadius(),u=pe.measure.em2px(Math.sqrt(o*o-i*i)),s=e.createGroup(e.transformBuilder().translate(n,0).rotateDegree(-10)),c=e.createGroup(e.transformBuilder().translate(n,0).rotateDegree(10));s.createSVGElement("path",{d:"M0,0 Q"+pe.measure.em2px(-.222*t)+","+pe.measure.em2px(-.02*t)+" "+pe.measure.em2px(-.489*t)+","+pe.measure.em2px(-.147*t)}),c.createSVGElement("path",{d:"M0,0 Q"+pe.measure.em2px(-.222*t)+","+pe.measure.em2px(.02*t)+" "+pe.measure.em2px(-.489*t)+","+pe.measure.em2px(.147*t)}),e.createSVGElement("path",{d:"M"+-r+","+a+" L"+(r-u)+","+a+" M"+-r+","+-a+" 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pt(n,[{key:"sliceHole",value:function(e){this.holeRanges=this.holeRanges.prepend(e)}},{key:"draw",value:function(e){this.line.drawLine(e,this.object,this.main,this.variant,this.holeRanges)}},{key:"getBoundingBox",value:function(){return this.bbox}},{key:"toString",value:function(){return"LineShape[line:"+this.line+", object:"+this.object+", main:"+this.main+", variant:"+this.variant+"]"}}]),n}(ft),ft.CurveShape=function(e){at(n,e);var t=ut(n);function n(e,r,i,a){var o;return lt(this,n),(o=t.call(this)).curve=e,o.objectForDrop=r,o.objectForConnect=i,o.bbox=a,o.holeRanges=L.empty,o}return pt(n,[{key:"sliceHole",value:function(e){this.holeRanges=this.holeRanges.prepend(e)}},{key:"draw",value:function(e){this.curve.drawCurve(e,this.objectForDrop,this.objectForConnect,this.holeRanges)}},{key:"getBoundingBox",value:function(){return this.bbox}},{key:"toString",value:function(){return"CurveShape[curve"+this.curve+", objectForDrop:"+(void 0!==this.objectForDrop?this.objectForDrop.toString():"null")+", objectForConnect:"+(void 0!==this.objectForConnect?this.objectForConnect.toString():"null")+"]"}}]),n}(ft);var yt=function(){function e(t,n){!function(e,t){if(!(e instanceof t))throw new TypeError("Cannot call a class as a function")}(this,e),t>n?(this.start=n,this.end=t):(this.start=t,this.end=n)}var t,n,r;return t=e,(n=[{key:"difference",value:function(t){var n=L.empty,r=this.start,i=this.end,a=t.start,o=t.end;return i<=a||o<=r?n=n.prepend(this):r<a?n=i<=o?n.prepend(new e(r,a)):(n=n.prepend(new e(r,a))).prepend(new e(o,i)):o<i&&(n=n.prepend(new e(o,i))),n}},{key:"differenceRanges",value:function(e){var t=L.empty.prepend(this);return e.foreach((function(e){t=t.flatMap((function(t){return t.difference(e)}))})),t}},{key:"toString",value:function(){return"["+this.start+", "+this.end+"]"}}])&&dt(t.prototype,n),r&&dt(t,r),e}();function vt(e,t){for(var n=0;n<t.length;n++){var r=t[n];r.enumerable=r.enumerable||!1,r.configurable=!0,"value"in r&&(r.writable=!0),Object.defineProperty(e,r.key,r)}}var xt=function(){function e(t,n){!function(e,t){if(!(e instanceof t))throw new TypeError("Cannot call a class as a function")}(this,e),this.shape=t,this.env=n}var t,n,r;return t=e,(n=[{key:"duplicateEnv",value:function(){var t=this.env.duplicate();return new e(this.shape,t)}},{key:"appendShapeToFront",value:function(e){e.isNone||(this.shape.isNone?this.shape=e:this.shape=new ft.CompositeShape(e,this.shape))}},{key:"appendShapeToBack",value:function(e){e.isNone||(this.shape.isNone?this.shape=e:this.shape=new ft.CompositeShape(this.shape,e))}}])&&vt(t.prototype,n),r&&vt(t,r),e}();function gt(e){return(gt="function"==typeof Symbol&&"symbol"==typeof Symbol.iterator?function(e){return typeof e}:function(e){return e&&"function"==typeof Symbol&&e.constructor===Symbol&&e!==Symbol.prototype?"symbol":typeof e})(e)}function wt(e,t){if("function"!=typeof t&&null!==t)throw new TypeError("Super expression must either be null or a function");e.prototype=Object.create(t&&t.prototype,{constructor:{value:e,writable:!0,configurable:!0}}),t&&St(e,t)}function St(e,t){return(St=Object.setPrototypeOf||function(e,t){return e.__proto__=t,e})(e,t)}function bt(e){var t=function(){if("undefined"==typeof Reflect||!Reflect.construct)return!1;if(Reflect.construct.sham)return!1;if("function"==typeof Proxy)return!0;try{return Boolean.prototype.valueOf.call(Reflect.construct(Boolean,[],(function(){}))),!0}catch(e){return!1}}();return function(){var n,r=kt(e);if(t){var i=kt(this).constructor;n=Reflect.construct(r,arguments,i)}else n=r.apply(this,arguments);return Ct(this,n)}}function Ct(e,t){return!t||"object"!==gt(t)&&"function"!=typeof t?function(e){if(void 0===e)throw new ReferenceError("this hasn't been initialised - super() hasn't been called");return e}(e):t}function kt(e){return(kt=Object.setPrototypeOf?Object.getPrototypeOf:function(e){return e.__proto__||Object.getPrototypeOf(e)})(e)}function Mt(e,t){if(!(e instanceof t))throw new TypeError("Cannot call a class as a function")}function Pt(e,t){for(var n=0;n<t.length;n++){var r=t[n];r.enumerable=r.enumerable||!1,r.configurable=!0,"value"in r&&(r.writable=!0),Object.defineProperty(e,r.key,r)}}function Ot(e,t,n){return t&&Pt(e.prototype,t),n&&Pt(e,n),e}var Bt=function(){function e(){Mt(this,e);var t=pe.measure.length2em("1mm");this.origin={x:0,y:0},this.xBase={x:t,y:0},this.yBase={x:0,y:t},this.savedPosition={},this.stateStack=L.empty,this.stackFrames=L.empty,this.stack=L.empty,this.angle=0,this.lastCurve=Lt.none,this.p=this.c=e.originPosition,this.shouldCapturePos=!1,this.capturedPositions=L.empty,this.objectmargin=pe.measure.objectmargin,this.objectheight=pe.measure.objectheight,this.objectwidth=pe.measure.objectwidth,this.labelmargin=pe.measure.labelmargin}return Ot(e,[{key:"duplicate",value:function(){var t=new e;return e.copyFields(this,t),t}},{key:"saveState",value:function(){var e=this.duplicate();this.stateStack=this.stateStack.prepend(e)}},{key:"restoreState",value:function(){if(!this.stateStack.isEmpty){var t=this.stateStack.head;this.stateStack=this.stateStack.tail,e.copyFields(t,this)}}},{key:"absVector",value:function(e,t){return{x:this.origin.x+e*this.xBase.x+t*this.yBase.x,y:this.origin.y+e*this.xBase.y+t*this.yBase.y}}},{key:"inverseAbsVector",value:function(e,t){var n=this.xBase.x,r=this.xBase.y,i=this.yBase.x,a=this.yBase.y,o=n*a-r*i,u=e-this.origin.x,s=t-this.origin.y;return{x:(a*u-i*s)/o,y:(-r*u+n*s)/o}}},{key:"setOrigin",value:function(e,t){this.origin={x:e,y:t}}},{key:"setXBase",value:function(e,t){this.xBase={x:e,y:t}}},{key:"setYBase",value:function(e,t){this.yBase={x:e,y:t}}},{key:"swapPAndC",value:function(){var e=this.p;this.p=this.c,this.c=e}},{key:"enterStackFrame",value:function(){this.stackFrames=this.stackFrames.prepend(this.stack),this.initStack()}},{key:"leaveStackFrame",value:function(){this.stackFrames.isEmpty?this.initStack():(this.stack=this.stackFrames.head,this.stackFrames=this.stackFrames.tail)}},{key:"savePos",value:function(e,t){this.savedPosition[e]=t}},{key:"startCapturePositions",value:function(){this.shouldCapturePos=!0,this.capturedPositions=L.empty}},{key:"endCapturePositions",value:function(){this.shouldCapturePos=!1;var e=this.capturedPositions;return this.capturedPositions=L.empty,e}},{key:"capturePosition",value:function(e){this.shouldCapturePos&&void 0!==e&&(this.capturedPositions=this.capturedPositions.prepend(e))}},{key:"pushPos",value:function(e){void 0!==e&&(this.stack=this.stack.prepend(e))}},{key:"popPos",value:function(){if(this.stack.isEmpty)throw s("ExecutionError","cannot pop from the empty stack");var e=this.stack.head;return this.stack=this.stack.tail,e}},{key:"initStack",value:function(){this.stack=L.empty}},{key:"setStack",value:function(e){this.stack=e}},{key:"stackAt",value:function(e){return this.stack.at(e)}},{key:"lookupPos",value:function(e,t){var n=this.savedPosition[e];if(void 0===n)throw s("ExecutionError",void 0!==t?t:'<pos> "'+e+'" not defined.');return n}},{key:"toString",value:function(){var e="";for(var t in this.savedPosition)this.savedPosition.hasOwnProperty(t)&&(e.length>0&&(e+=", "),e+=t.toString()+":"+this.savedPosition[t]);return"Env\n  p:"+this.p+"\n  c:"+this.c+"\n  angle:"+this.angle+"\n  lastCurve:"+this.lastCurve+"\n  savedPosition:{"+e+"}\n  origin:{x:"+this.origin.x+", y:"+this.origin.y+"}\n  xBase:{x:"+this.xBase.x+", y:"+this.xBase.y+"}\n  yBase:{x:"+this.yBase.x+", y:"+this.yBase.y+"}\n  stackFrames:"+this.stackFrames+"\n  stack:"+this.stack+"\n  shouldCapturePos:"+this.shouldCapturePos+"\n  capturedPositions:"+this.capturedPositions}}],[{key:"copyFields",value:function(e,t){for(var n in e)e.hasOwnProperty(n)&&(t[n]=e[n]);for(var r in t.savedPosition={},e.savedPosition)e.savedPosition.hasOwnProperty(r)&&(t.savedPosition[r]=e.savedPosition[r])}}]),e}();Bt.originPosition=new rt.Point(0,0);var Et=function(){function e(){Mt(this,e)}return Ot(e,[{key:"velocity",value:function(e){var t=this.dpx(e),n=this.dpy(e);return Math.sqrt(t*t+n*n)}},{key:"length",value:function(e){if(e<0||e>1)throw s("ExecutionError","illegal cubic Bezier parameter t:"+e);this.buildLengthArray();var t=e*c.lengthResolution,n=Math.floor(t),r=Math.ceil(t);if(n===r)return this.lengthArray[n];var i=this.lengthArray[n];return i+(this.lengthArray[r]-i)/(r-n)*(t-n)}},{key:"tOfLength",value:function(e){this.buildLengthArray();var t,n,r,i=this.lengthArray;if(e<i[0])return 0;if(e>i[i.length-1])return 1;for(var a=0,o=i.length-2;a<=o&&(n=i[t=a+o>>1],r=i[t+1],!(e>=n&&e<=r));)e<n?o=t-1:a=t+1;var u=c.lengthResolution;return n===r?t/u:(t+(e-n)/(r-n))/u}},{key:"tOfShavedStart",value:function(e){if(e.isPoint())return 0;var t=this.tOfIntersections(e);return 0!=t.length?Math.min.apply(Math,t):void 0}},{key:"tOfShavedEnd",value:function(e){if(e.isPoint())return 1;var t=this.tOfIntersections(e);return 0!=t.length?Math.max.apply(Math,t):void 0}},{key:"shaveStart",value:function(e){if(e.isPoint())return this;var t=this.tOfIntersections(e);if(0!=t.length){var n=Math.min.apply(Math,t);return this.divide(n)[1]}}},{key:"shaveEnd",value:function(e){if(e.isPoint())return this;var t=this.tOfIntersections(e);if(0!=t.length){var n=Math.max.apply(Math,t);return this.divide(n)[0]}}},{key:"buildLengthArray",value:function(){if(void 0===this.lengthArray){var e=c.lengthResolution,t=new Array(e+1),n=0,r=.5/e,i=0,a=r/3;t[0]=0,n=this.velocity(0)+4*this.velocity(r);var o=this.velocity(2*r);for(t[1]=a*(n+o),i=2;i<=e;i++)n+=2*o+4*this.velocity((2*i-1)*r),o=this.velocity(2*i*r),t[i]=a*(n+o);this.lengthArray=t}}},{key:"drawParallelCurve",value:function(t,n){var r,i,a,o,u,s,h,l,m=this.countOfSegments()*c.interpolationResolution,p=new Array(m+1),f=new Array(m+1),d=new Array(m+1),y=new Array(m+1),v=new Array(m+1),x=Math.PI/2,g=n;for(r=0;r<=m;r++)i=r/m,p[r]=i,a=this.angle(i),u=(o=this.position(i)).x,s=o.y,h=g*Math.cos(a+x),l=g*Math.sin(a+x),f[r]=u+h,d[r]=s+l,y[r]=u-h,v[r]=s-l;e.CubicBeziers.interpolation(p,f,d).drawPrimitive(t,"none"),e.CubicBeziers.interpolation(p,y,v).drawPrimitive(t,"none")}},{key:"drawParallelDottedCurve",value:function(e,t,n){var r=1/pe.measure.em,i=r/2,a=r+t,o=this.length(1),u=Math.floor((o-r)/a),s=n;if(u>=0){var c,h=Math.PI/2,l=this.startPosition();this.endPosition();for(c=0;c<=u;c++){l=i+c*a;var m=this.tOfLength(l),p=this.angle(m),f=this.position(m),d=f.x,y=f.y,v=s*Math.cos(p+h),x=s*Math.sin(p+h);e.createSVGElement("circle",{cx:pe.measure.em2px(d+v),cy:-pe.measure.em2px(y+x),r:.12,fill:"currentColor"}),e.createSVGElement("circle",{cx:pe.measure.em2px(d-v),cy:-pe.measure.em2px(y-x),r:.12,fill:"currentColor"})}}}},{key:"drawParallelDashedCurve",value:function(t,n,r){var i,a,o,u,s,c,h,l,m=this.length(1),p=Math.floor((m-n)/(2*n)),f=2*p+1,d=(m-n)/2-p*n,y=new Array(p+1),v=new Array(p+1),x=new Array(p+1),g=new Array(p+1),w=new Array(p+1),S=Math.PI/2,b=r;for(i=0;i<=f;i++)a=this.tOfLength(d+i*n),y[i]=a,o=this.angle(a),s=(u=this.position(a)).x,c=u.y,h=b*Math.cos(o+S),l=b*Math.sin(o+S),v[i]=s+h,x[i]=c+l,g[i]=s-h,w[i]=c-l;e.CubicBeziers.interpolation(y,v,x).drawSkipped(t),e.CubicBeziers.interpolation(y,g,w).drawSkipped(t)}},{key:"drawSquigCurve",value:function(e,t){var n=pe.measure.length2em("0.15em"),r=this.length(1),i=4*n,a=n;if(r>=i){var o,u,s,c,h,l,m,p,f,d=Math.floor(r/i),y=(r-d*i)/2,v=Math.PI/2;switch(t){case"3":o=y,u=this.tOfLength(o),s=this.position(u),c=this.angle(u),h=a*Math.cos(c+v),l=a*Math.sin(c+v),m="M"+pe.measure.em2px(s.x+h)+","+pe.measure.em2px(-s.y-l),p="M"+pe.measure.em2px(s.x)+","+pe.measure.em2px(-s.y),f="M"+pe.measure.em2px(s.x-h)+","+pe.measure.em2px(-s.y+l);for(var x=0;x<d;x++)o=y+i*x+n,u=this.tOfLength(o),s=this.position(u),c=this.angle(u),h=a*Math.cos(c+v),l=a*Math.sin(c+v),m+=" Q"+pe.measure.em2px(s.x+2*h)+","+pe.measure.em2px(-s.y-2*l),p+=" Q"+pe.measure.em2px(s.x+h)+","+pe.measure.em2px(-s.y-l),f+=" Q"+pe.measure.em2px(s.x)+","+pe.measure.em2px(-s.y),o=y+i*x+2*n,u=this.tOfLength(o),s=this.position(u),c=this.angle(u),h=a*Math.cos(c+v),l=a*Math.sin(c+v),m+=" "+pe.measure.em2px(s.x+h)+","+pe.measure.em2px(-s.y-l),p+=" "+pe.measure.em2px(s.x)+","+pe.measure.em2px(-s.y),f+=" "+pe.measure.em2px(s.x-h)+","+pe.measure.em2px(-s.y+l),o=y+i*x+3*n,u=this.tOfLength(o),s=this.position(u),c=this.angle(u),h=a*Math.cos(c+v),l=a*Math.sin(c+v),m+=" Q"+pe.measure.em2px(s.x)+","+pe.measure.em2px(-s.y),p+=" Q"+pe.measure.em2px(s.x-h)+","+pe.measure.em2px(-s.y+l),f+=" "+pe.measure.em2px(s.x-2*h)+","+pe.measure.em2px(-s.y+2*l),o=y+i*(x+1),u=this.tOfLength(o),s=this.position(u),c=this.angle(u),h=a*Math.cos(c+v),l=a*Math.sin(c+v),m+=" "+pe.measure.em2px(s.x+h)+","+pe.measure.em2px(-s.y-l),p+=" "+pe.measure.em2px(s.x)+","+pe.measure.em2px(-s.y),f+=" "+pe.measure.em2px(s.x-h)+","+pe.measure.em2px(-s.y+l);e.createSVGElement("path",{d:m}),e.createSVGElement("path",{d:p}),e.createSVGElement("path",{d:f});break;case"2":o=y,u=this.tOfLength(o),s=this.position(u),c=this.angle(u),h=a*Math.cos(c+v)/2,l=a*Math.sin(c+v)/2,m="M"+pe.measure.em2px(s.x+h)+","+pe.measure.em2px(-s.y-l),p="M"+pe.measure.em2px(s.x-h)+","+pe.measure.em2px(-s.y+l);for(x=0;x<d;x++)o=y+i*x+n,u=this.tOfLength(o),s=this.position(u),c=this.angle(u),h=a*Math.cos(c+v)/2,l=a*Math.sin(c+v)/2,m+=" Q"+pe.measure.em2px(s.x+3*h)+","+pe.measure.em2px(-s.y-3*l),p+=" Q"+pe.measure.em2px(s.x+h)+","+pe.measure.em2px(-s.y-l),o=y+i*x+2*n,u=this.tOfLength(o),s=this.position(u),c=this.angle(u),h=a*Math.cos(c+v)/2,l=a*Math.sin(c+v)/2,m+=" "+pe.measure.em2px(s.x+h)+","+pe.measure.em2px(-s.y-l),p+=" "+pe.measure.em2px(s.x-h)+","+pe.measure.em2px(-s.y+l),o=y+i*x+3*n,u=this.tOfLength(o),s=this.position(u),c=this.angle(u),h=a*Math.cos(c+v)/2,l=a*Math.sin(c+v)/2,m+=" Q"+pe.measure.em2px(s.x-h)+","+pe.measure.em2px(-s.y+l),p+=" Q"+pe.measure.em2px(s.x-3*h)+","+pe.measure.em2px(-s.y+3*l),o=y+i*(x+1),u=this.tOfLength(o),s=this.position(u),c=this.angle(u),h=a*Math.cos(c+v)/2,l=a*Math.sin(c+v)/2,m+=" "+pe.measure.em2px(s.x+h)+","+pe.measure.em2px(-s.y-l),p+=" "+pe.measure.em2px(s.x-h)+","+pe.measure.em2px(-s.y+l);e.createSVGElement("path",{d:m}),e.createSVGElement("path",{d:p});break;default:o=y,u=this.tOfLength(o),s=this.position(u),m="M"+pe.measure.em2px(s.x)+","+pe.measure.em2px(-s.y);for(x=0;x<d;x++)o=y+i*x+n,u=this.tOfLength(o),s=this.position(u),c=this.angle(u),h=a*Math.cos(c+v),l=a*Math.sin(c+v),m+=" Q"+pe.measure.em2px(s.x+h)+","+pe.measure.em2px(-s.y-l),o=y+i*x+2*n,u=this.tOfLength(o),s=this.position(u),m+=" "+pe.measure.em2px(s.x)+","+pe.measure.em2px(-s.y),o=y+i*x+3*n,u=this.tOfLength(o),s=this.position(u),c=this.angle(u),h=a*Math.cos(c+v),l=a*Math.sin(c+v),m+=" Q"+pe.measure.em2px(s.x-h)+","+pe.measure.em2px(-s.y+l),o=y+i*(x+1),u=this.tOfLength(o),s=this.position(u),m+=" "+pe.measure.em2px(s.x)+","+pe.measure.em2px(-s.y);e.createSVGElement("path",{d:m})}}}},{key:"drawDashSquigCurve",value:function(e,t){var n=pe.measure.thickness,r=this.length(1),i=4*n,a=n;if(r>=i){var o,u,s,c,h,l,m,p,f,d=Math.floor((r-i)/2/i),y=(r-i)/2-d*i,v=Math.PI/2;switch(t){case"3":m=p=f="";for(var x=0;x<=d;x++)o=y+i*x*2,u=this.tOfLength(o),s=this.position(u),c=this.angle(u),h=a*Math.cos(c+v),l=a*Math.sin(c+v),m+=" M"+pe.measure.em2px(s.x+h)+","+pe.measure.em2px(-s.y-l),p+=" M"+pe.measure.em2px(s.x)+","+pe.measure.em2px(-s.y),f+=" M"+pe.measure.em2px(s.x-h)+","+pe.measure.em2px(-s.y+l),o=y+i*x*2+n,u=this.tOfLength(o),s=this.position(u),c=this.angle(u),h=a*Math.cos(c+v),l=a*Math.sin(c+v),m+=" Q"+pe.measure.em2px(s.x+2*h)+","+pe.measure.em2px(-s.y-2*l),p+=" Q"+pe.measure.em2px(s.x+h)+","+pe.measure.em2px(-s.y-l),f+=" Q"+pe.measure.em2px(s.x)+","+pe.measure.em2px(-s.y),o=y+i*x*2+2*n,u=this.tOfLength(o),s=this.position(u),c=this.angle(u),h=a*Math.cos(c+v),l=a*Math.sin(c+v),m+=" "+pe.measure.em2px(s.x+h)+","+pe.measure.em2px(-s.y-l),p+=" "+pe.measure.em2px(s.x)+","+pe.measure.em2px(-s.y),f+=" "+pe.measure.em2px(s.x-h)+","+pe.measure.em2px(-s.y+l),o=y+i*x*2+3*n,u=this.tOfLength(o),s=this.position(u),c=this.angle(u),h=a*Math.cos(c+v),l=a*Math.sin(c+v),m+=" Q"+pe.measure.em2px(s.x)+","+pe.measure.em2px(-s.y),p+=" Q"+pe.measure.em2px(s.x-h)+","+pe.measure.em2px(-s.y+l),f+=" "+pe.measure.em2px(s.x-2*h)+","+pe.measure.em2px(-s.y+2*l),o=y+i*(2*x+1),u=this.tOfLength(o),s=this.position(u),c=this.angle(u),h=a*Math.cos(c+v),l=a*Math.sin(c+v),m+=" "+pe.measure.em2px(s.x+h)+","+pe.measure.em2px(-s.y-l),p+=" "+pe.measure.em2px(s.x)+","+pe.measure.em2px(-s.y),f+=" "+pe.measure.em2px(s.x-h)+","+pe.measure.em2px(-s.y+l);e.createSVGElement("path",{d:m}),e.createSVGElement("path",{d:p}),e.createSVGElement("path",{d:f});break;case"2":m=p="";for(x=0;x<=d;x++)o=y+i*x*2,u=this.tOfLength(o),s=this.position(u),c=this.angle(u),h=a*Math.cos(c+v)/2,l=a*Math.sin(c+v)/2,m+=" M"+pe.measure.em2px(s.x+h)+","+pe.measure.em2px(-s.y-l),p+=" M"+pe.measure.em2px(s.x-h)+","+pe.measure.em2px(-s.y+l),o=y+i*x*2+n,u=this.tOfLength(o),s=this.position(u),c=this.angle(u),h=a*Math.cos(c+v)/2,l=a*Math.sin(c+v)/2,m+=" Q"+pe.measure.em2px(s.x+3*h)+","+pe.measure.em2px(-s.y-3*l),p+=" Q"+pe.measure.em2px(s.x+h)+","+pe.measure.em2px(-s.y-l),o=y+i*x*2+2*n,u=this.tOfLength(o),s=this.position(u),c=this.angle(u),h=a*Math.cos(c+v)/2,l=a*Math.sin(c+v)/2,m+=" "+pe.measure.em2px(s.x+h)+","+pe.measure.em2px(-s.y-l),p+=" "+pe.measure.em2px(s.x-h)+","+pe.measure.em2px(-s.y+l),o=y+i*x*2+3*n,u=this.tOfLength(o),s=this.position(u),c=this.angle(u),h=a*Math.cos(c+v)/2,l=a*Math.sin(c+v)/2,m+=" Q"+pe.measure.em2px(s.x-h)+","+pe.measure.em2px(-s.y+l),p+=" Q"+pe.measure.em2px(s.x-3*h)+","+pe.measure.em2px(-s.y+3*l),o=y+i*(2*x+1),u=this.tOfLength(o),s=this.position(u),c=this.angle(u),h=a*Math.cos(c+v)/2,l=a*Math.sin(c+v)/2,m+=" "+pe.measure.em2px(s.x+h)+","+pe.measure.em2px(-s.y-l),p+=" "+pe.measure.em2px(s.x-h)+","+pe.measure.em2px(-s.y+l);e.createSVGElement("path",{d:m}),e.createSVGElement("path",{d:p});break;default:m="";for(x=0;x<=d;x++)o=y+i*x*2,u=this.tOfLength(o),s=this.position(u),m+=" M"+pe.measure.em2px(s.x)+","+pe.measure.em2px(-s.y),o=y+i*x*2+n,u=this.tOfLength(o),s=this.position(u),c=this.angle(u),h=a*Math.cos(c+v),l=a*Math.sin(c+v),m+=" Q"+pe.measure.em2px(s.x+h)+","+pe.measure.em2px(-s.y-l),o=y+i*x*2+2*n,u=this.tOfLength(o),s=this.position(u),m+=" "+pe.measure.em2px(s.x)+","+pe.measure.em2px(-s.y),o=y+i*x*2+3*n,u=this.tOfLength(o),s=this.position(u),c=this.angle(u),h=a*Math.cos(c+v),l=a*Math.sin(c+v),m+=" Q"+pe.measure.em2px(s.x-h)+","+pe.measure.em2px(-s.y+l),o=y+i*(2*x+1),u=this.tOfLength(o),s=this.position(u),m+=" "+pe.measure.em2px(s.x)+","+pe.measure.em2px(-s.y);e.createSVGElement("path",{d:m})}}}},{key:"drawCurve",value:function(e,t,n,r){if(r.isEmpty)this._drawCurve(e,t,n);else{var i=new yt(0,1).differenceRanges(r),a=this;i.foreach((function(r){a.slice(r.start,r.end)._drawCurve(e,t,n)}))}}},{key:"_drawCurve",value:function(e,t,n){var r,i=pe.measure.length2em("0.15em");if(void 0!==n){var a=n.dirMain(),o=n.dirVariant();switch(a){case"=":a="-",o="2";break;case"==":a="--",o="2";break;case":":case"::":a=".",o="2"}switch(a){case"":break;case"-":switch(o){case"2":r=i/2,this.drawParallelCurve(e,r);break;case"3":r=i,this.drawParallelCurve(e,r),this.drawPrimitive(e,"none");break;default:r=0,this.drawPrimitive(e,"none")}break;case".":case"..":switch(o){case"2":r=i/2,this.drawParallelDottedCurve(e,i,r);break;case"3":r=i,this.drawParallelDottedCurve(e,i,r),this.drawPrimitive(e,pe.measure.dottedDasharray);break;default:r=0,this.drawPrimitive(e,pe.measure.dottedDasharray)}break;case"--":var u=3*i;if((x=this.length(1))>=u)switch(o){case"2":r=i/2,this.drawParallelDashedCurve(e,u,r);break;case"3":r=i,this.drawParallelDashedCurve(e,u,r);var s=(x-u)/2-Math.floor((x-u)/2/u)*u,c=this.tOfLength(s);this.divide(c)[1].drawPrimitive(e,pe.measure.em2px(u)+" 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xt(ft.none,w);var S=t,b=S.boundingBox(h);if(void 0===b)return;var C=b.l+b.r,k=C;0==k&&(k=pe.measure.strokeWidth);var M;x=this.length(1);if(0==(M=Math.floor(x/k)))return;for(s=(x-M*k+k-C)/2+b.l,h=new xt(ft.none,w),g=0;g<M;g++){var P=s+g*k,O=this.tOfLength(P);w.c=this.position(O),w.angle=0,S.toDropShape(h).draw(e)}}}},{key:"toShape",value:function(e,t,n){var r,i=e.env,a=pe.measure.length2em("0.15em"),o=ft.none;if(void 0!==n){var u=n.dirMain(),s=n.dirVariant();switch(u){case"=":u="-",s="2";break;case"==":u="--",s="2";break;case":":case"::":u=".",s="2"}switch(u){case"":r=0;break;case"-":case".":case"..":switch(s){case"2":r=a/2;break;case"3":r=a;break;default:r=0}break;case"--":var c=3*a;if((d=this.length(1))>=c)switch(s){case"2":r=a/2;break;case"3":r=a;break;default:r=0}break;case"~":case"~~":switch(s){case"2":r=1.5*a;break;case"3":r=2*a;break;default:r=0}break;default:var h=n.boundingBox(e);if(null==h)return i.angle=0,i.lastCurve=Lt.none,ft.none;r=Math.max(h.u,h.d);var l,m=h.l+h.r;if(void 0!==t){var p=t.boundingBox(e);void 0!==p&&(l=p.l+p.r,r=Math.max(r,p.u,p.d))}else l=0;var f=m+l;0==f&&(f=pe.measure.strokeWidth);var d=this.length(1);return 0==Math.floor(d/f)?(i.angle=0,i.lastCurve=Lt.none,ft.none):(o=new ft.CurveShape(this,t,n,this.boundingBox(r)),e.appendShapeToFront(o),o)}return void 0===r?ft.none:(o=new ft.CurveShape(this,t,n,this.boundingBox(r)),e.appendShapeToFront(o),o)}if(void 0!==t){var y=t.boundingBox(e);if(null==y)return i.angle=0,i.lastCurve=Lt.none,ft.none;var v=y.l+y.r;0==v&&(v=pe.measure.strokeWidth);d=this.length(1);return 0==Math.floor(d/v)?(i.angle=0,i.lastCurve=Lt.none,ft.none):(r=Math.max(y.u,y.d),o=new ft.CurveShape(this,t,n,this.boundingBox(r)),e.appendShapeToFront(o),o)}return o}}],[{key:"sign",value:function(e){return e>0?1:0===e?0:-1}},{key:"solutionsOfCubicEq",value:function(t,n,r,i){if(0===t)return e.solutionsOfQuadEq(n,r,i);var a=n/3/t,o=r/t,u=a*a-o/3,s=-(i/t)/2+o*a/2-a*a*a,c=s*s-u*u*u;if(0===c){var h=2*(d=Math.pow(s,1/3))-a,l=-d-a;return e.filterByIn0to1([h,l])}if(c>0){var m=s+e.sign(s)*Math.sqrt(c),p=(f=e.sign(m)*Math.pow(Math.abs(m),1/3))+(d=u/f)-a;return e.filterByIn0to1([p])}var f=2*Math.sqrt(u),d=Math.acos(2*s/u/f),y=(h=f*Math.cos(d/3)-a,l=f*Math.cos((d+2*Math.PI)/3)-a,f*Math.cos((d+4*Math.PI)/3)-a);return e.filterByIn0to1([h,l,y])}},{key:"solutionsOfQuadEq",value:function(t,n,r){if(0===t)return e.solutionsOfLinearEq(n,r);var i=n*n-4*r*t;if(i>=0){var a=Math.sqrt(i),o=(-n+a)/2/t,u=(-n-a)/2/t;return e.filterByIn0to1([o,u])}return[]}},{key:"solutionsOfLinearEq",value:function(t,n){return 0===t?0===n?0:[]:e.filterByIn0to1([-n/t])}},{key:"filterByIn0to1",value:function(e){for(var t=[],n=0;n<e.length;n++){var r=e[n];r>=0&&r<=1&&t.push(r)}return t}}]),e}();Et.QuadBezier=function(e){wt(n,e);var t=bt(n);function n(e,r,i){var a;Mt(this,n),(a=t.call(this)).cp0=e,a.cp1=r,a.cp2=i;var o=e.x,u=2*(r.x-e.x),s=i.x-2*r.x+e.x;a.px=function(e){return o+e*u+e*e*s},a.dpx=function(e){return u+2*e*s};var c=e.y,h=2*(r.y-e.y),l=i.y-2*r.y+e.y;return a.py=function(e){return c+e*h+e*e*l},a.dpy=function(e){return h+2*e*l},a}return Ot(n,[{key:"startPosition",value:function(){return this.cp0}},{key:"endPosition",value:function(){return this.cp2}},{key:"position",value:function(e){return new rt.Point(this.px(e),this.py(e))}},{key:"derivative",value:function(e){return new rt.Point(this.dpx(e),this.dpy(e))}},{key:"angle",value:function(e){return Math.atan2(this.dpy(e),this.dpx(e))}},{key:"boundingBox",value:function(e){var t=this.maxMin(this.cp0.x,this.cp1.x,this.cp2.x,e),n=this.maxMin(this.cp0.y,this.cp1.y,this.cp2.y,e);if(0===e)return new rt.Rect(this.cp0.x,this.cp0.y,{l:this.cp0.x-t.min,r:t.max-this.cp0.x,u:n.max-this.cp0.y,d:this.cp0.y-n.min});var r=Math.PI/2,i=this.cp0.x,a=this.cp0.y,o=this.cp2.x,u=this.cp2.y,s=this.angle(0)+r,c=this.angle(1)+r,h=e*Math.cos(s),l=e*Math.sin(s),m=e*Math.cos(c),p=e*Math.sin(c),f=Math.min(t.min,i+h,i-h,o+m,o-m),d=Math.max(t.max,i+h,i-h,o+m,o-m),y=Math.min(n.min,a+l,a-l,u+p,u-p),v=Math.max(n.max,a+l,a-l,u+p,u-p);return new rt.Rect(i,a,{l:i-f,r:d-i,u:v-a,d:a-y})}},{key:"maxMin",value:function(e,t,n,r){var i,a;e>n?(i=e,a=n):(i=n,a=e);var o,u,s=Ue,c=s(e),h=s(t-e),l=s(n-2*t+e);return 0!=l&&(u=-h/l)>0&&u<1&&(o=function(e){return c+2*e*h+e*e*l}(u),i=Math.max(i,o+r,o-r),a=Math.min(a,o+r,o-r)),{min:a,max:i}}},{key:"divide",value:function(e){if(e<0||e>1)throw s("ExecutionError","illegal quadratic Bezier parameter t:"+e);var t=this.cp0.x,n=this.cp1.x,r=this.cp2.x,i=this.cp0.y,a=this.cp1.y,o=this.cp2.y,u=this.px(e),c=this.py(e),h=this.cp0,l=new rt.Point(t+e*(n-t),i+e*(a-i)),m=new rt.Point(u,c),p=m,f=new rt.Point(n+e*(r-n),a+e*(o-a)),d=this.cp2;return[new Et.QuadBezier(h,l,m),new Et.QuadBezier(p,f,d)]}},{key:"slice",value:function(e,t){if(!(e>=t)){if(e<0&&(e=0),t>1&&(t=1),0===e&&1===t)return this;this.cp0.x;var n=this.cp1.x,r=this.cp2.x,i=(this.cp0.y,this.cp1.y),a=this.cp2.y,o=this.px(e),u=this.py(e),s=n+e*(r-n),c=i+e*(a-i),h=new rt.Point(o,u),l=new rt.Point(o+t*(s-o),u+t*(c-u)),m=new rt.Point(this.px(t),this.py(t));return new Et.QuadBezier(h,l,m)}}},{key:"tOfIntersections",value:function(e){if(e.isPoint())return[];if(e.isRect()){var t,n=e.x+e.r,r=e.x-e.l,i=e.y+e.u,a=e.y-e.d,o=Ue,u=this.cp0.x,s=this.cp1.x,c=this.cp2.x,h=o(u),l=o(2*(s-u)),m=o(c-2*s+u),p=function(e){return h+e*l+e*e*m},f=this.cp0.y,d=this.cp1.y,y=this.cp2.y,v=o(f),x=o(2*(d-f)),g=o(y-2*d+f),w=function(e){return v+e*x+e*e*g},S=[];t=(t=Et.solutionsOfQuadEq(m,l,h-n)).concat(Et.solutionsOfQuadEq(m,l,h-r));for(var b=0;b<t.length;b++){(M=w(I=t[b]))>=a&&M<=i&&S.push(I)}t=(t=Et.solutionsOfQuadEq(g,x,v-i)).concat(Et.solutionsOfQuadEq(g,x,v-a));for(b=0;b<t.length;b++){(k=p(I=t[b]))>=r&&k<=n&&S.push(I)}return S}if(e.isCircle()){var C=Math.PI,k=e.x,M=e.y,P=e.l,O=e.r,B=e.u,E=e.d,A=k+(O-P)/2,L=M+(B-E)/2,j=(n=(P+O)/2,(B+E)/2),D=C/180,T=new At.Arc(A,L,n,j,-C-D,-C/2+D),R=new At.Arc(A,L,n,j,-C/2-D,0+D),F=new At.Arc(A,L,n,j,0-D,C/2+D),G=new At.Arc(A,L,n,j,C/2-D,C+D),V=new At.QuadBezier(this,0,1),_=[];_=(_=(_=(_=_.concat(At.findIntersections(T,V))).concat(At.findIntersections(R,V))).concat(At.findIntersections(F,V))).concat(At.findIntersections(G,V));for(S=[],b=0;b<_.length;b++){var I=(_[b][1].min+_[b][1].max)/2;S.push(I)}return S}}},{key:"countOfSegments",value:function(){return 1}},{key:"drawPrimitive",value:function(e,t){var n=this.cp0,r=this.cp1,i=this.cp2;e.createSVGElement("path",{d:"M"+pe.measure.em2px(n.x)+","+pe.measure.em2px(-n.y)+" Q"+pe.measure.em2px(r.x)+","+pe.measure.em2px(-r.y)+" "+pe.measure.em2px(i.x)+","+pe.measure.em2px(-i.y),"stroke-dasharray":t})}},{key:"toString",value:function(){return"QuadBezier("+this.cp0.x+", "+this.cp0.y+")-("+this.cp1.x+", "+this.cp1.y+")-("+this.cp2.x+", "+this.cp2.y+")"}}]),n}(Et),Et.CubicBezier=function(e){wt(n,e);var t=bt(n);function n(e,r,i,a){var o;Mt(this,n),(o=t.call(this)).cp0=e,o.cp1=r,o.cp2=i,o.cp3=a;var u=e.x,s=3*(r.x-e.x),c=3*(i.x-2*r.x+e.x),h=a.x-3*i.x+3*r.x-e.x;o.px=function(e){return u+e*s+e*e*c+e*e*e*h},o.dpx=function(e){return s+2*e*c+3*e*e*h};var l=e.y,m=3*(r.y-e.y),p=3*(i.y-2*r.y+e.y),f=a.y-3*i.y+3*r.y-e.y;return o.py=function(e){return l+e*m+e*e*p+e*e*e*f},o.dpy=function(e){return m+2*e*p+3*e*e*f},o}return Ot(n,[{key:"startPosition",value:function(){return this.cp0}},{key:"endPosition",value:function(){return this.cp3}},{key:"position",value:function(e){return new rt.Point(this.px(e),this.py(e))}},{key:"derivative",value:function(e){return new rt.Point(this.dpx(e),this.dpy(e))}},{key:"angle",value:function(e){return Math.atan2(this.dpy(e),this.dpx(e))}},{key:"boundingBox",value:function(e){var t=this.maxMin(this.cp0.x,this.cp1.x,this.cp2.x,this.cp3.x,e),n=this.maxMin(this.cp0.y,this.cp1.y,this.cp2.y,this.cp3.y,e);if(0===e)return new rt.Rect(this.cp0.x,this.cp0.y,{l:this.cp0.x-t.min,r:t.max-this.cp0.x,u:n.max-this.cp0.y,d:this.cp0.y-n.min});var r=Math.PI/2,i=this.cp0.x,a=this.cp0.y,o=this.cp3.x,u=this.cp3.y,s=this.angle(0)+r,c=this.angle(1)+r,h=e*Math.cos(s),l=e*Math.sin(s),m=e*Math.cos(c),p=e*Math.sin(c),f=Math.min(t.min,i+h,i-h,o+m,o-m),d=Math.max(t.max,i+h,i-h,o+m,o-m),y=Math.min(n.min,a+l,a-l,u+p,u-p),v=Math.max(n.max,a+l,a-l,u+p,u-p);return new rt.Rect(i,a,{l:i-f,r:d-i,u:v-a,d:a-y})}},{key:"maxMin",value:function(e,t,n,r,i){var a,o;e>r?(a=e,o=r):(a=r,o=e);var u,s=Ue,c=s(e),h=s(t-e),l=s(n-2*t+e),m=s(r-3*n+3*t-e),p=function(e){e>0&&e<1&&(u=function(e){return c+3*e*h+3*e*e*l+e*e*e*m}(e),a=Math.max(a,u+i,u-i),o=Math.min(o,u+i,u-i))};if(0==m)0!=l&&p(-h/l/2);else{var f=l*l-h*m;f>0?(p((-l+Math.sqrt(f))/m),p((-l-Math.sqrt(f))/m)):0==f&&p(-l/m)}return{min:o,max:a}}},{key:"divide",value:function(e){if(e<0||e>1)throw s("ExecutionError","illegal cubic Bezier parameter t:"+e);var t=this.cp0.x,n=this.cp1.x,r=this.cp2.x,i=this.cp3.x,a=this.cp0.y,o=this.cp1.y,u=this.cp2.y,c=this.cp3.y,h=this.px(e),l=this.py(e),m=this.cp0,p=new rt.Point(t+e*(n-t),a+e*(o-a)),f=new rt.Point(t+2*e*(n-t)+e*e*(r-2*n+t),a+2*e*(o-a)+e*e*(u-2*o+a)),d=new rt.Point(h,l),y=d,v=new rt.Point(n+2*e*(r-n)+e*e*(i-2*r+n),o+2*e*(u-o)+e*e*(c-2*u+o)),x=new rt.Point(r+e*(i-r),u+e*(c-u)),g=this.cp3;return[new Et.CubicBezier(m,p,f,d),new Et.CubicBezier(y,v,x,g)]}},{key:"slice",value:function(e,t){if(!(e>=t)){if(e<0&&(e=0),t>1&&(t=1),0===e&&1===t)return this;this.cp0.x;var n=this.cp1.x,r=this.cp2.x,i=this.cp3.x,a=(this.cp0.y,this.cp1.y),o=this.cp2.y,u=this.cp3.y,s=this.px(e),c=this.py(e),h=n+2*e*(r-n)+e*e*(i-2*r+n),l=a+2*e*(o-a)+e*e*(u-2*o+a),m=r+e*(i-r),p=o+e*(u-o),f=new rt.Point(s,c),d=new rt.Point(s+t*(h-s),c+t*(l-c)),y=new rt.Point(s+2*t*(h-s)+t*t*(m-2*h+s),c+2*t*(l-c)+t*t*(p-2*l+c)),v=new rt.Point(this.px(t),this.py(t));return new Et.CubicBezier(f,d,y,v)}}},{key:"tOfIntersections",value:function(e){if(e.isPoint())return[];if(e.isRect()){var t,n=e.x+e.r,r=e.x-e.l,i=e.y+e.u,a=e.y-e.d,o=Ue,u=this.cp0.x,s=this.cp1.x,c=this.cp2.x,h=this.cp3.x,l=this.cp0.y,m=this.cp1.y,p=this.cp2.y,f=this.cp3.y,d=o(u),y=o(3*(s-u)),v=o(3*(c-2*s+u)),x=o(h-3*c+3*s-u),g=function(e){return d+e*y+e*e*v+e*e*e*x},w=o(l),S=o(3*(m-l)),b=o(3*(p-2*m+l)),C=o(f-3*p+3*m-l),k=function(e){return w+e*S+e*e*b+e*e*e*C},M=[];t=(t=Et.solutionsOfCubicEq(x,v,y,d-n)).concat(Et.solutionsOfCubicEq(x,v,y,d-r));for(var P=0;P<t.length;P++){(E=k(N=t[P]))>=a&&E<=i&&M.push(N)}t=(t=Et.solutionsOfCubicEq(C,b,S,w-i)).concat(Et.solutionsOfCubicEq(C,b,S,w-a));for(P=0;P<t.length;P++){(B=g(N=t[P]))>=r&&B<=n&&M.push(N)}return M}if(e.isCircle()){var O=Math.PI,B=e.x,E=e.y,A=e.l,L=e.r,j=e.u,D=e.d,T=B+(L-A)/2,R=E+(j-D)/2,F=(n=(A+L)/2,(j+D)/2),G=O/180,V=new At.Arc(T,R,n,F,-O-G,-O/2+G),_=new At.Arc(T,R,n,F,-O/2-G,0+G),I=new At.Arc(T,R,n,F,0-G,O/2+G),z=new At.Arc(T,R,n,F,O/2-G,O+G),Q=new At.CubicBezier(this,0,1),W=[];W=(W=(W=(W=W.concat(At.findIntersections(V,Q))).concat(At.findIntersections(_,Q))).concat(At.findIntersections(I,Q))).concat(At.findIntersections(z,Q));for(M=[],P=0;P<W.length;P++){var N=(W[P][1].min+W[P][1].max)/2;M.push(N)}return M}}},{key:"countOfSegments",value:function(){return 1}},{key:"drawPrimitive",value:function(e,t){var n=this.cp0,r=this.cp1,i=this.cp2,a=this.cp3;e.createSVGElement("path",{d:"M"+pe.measure.em2px(n.x)+","+pe.measure.em2px(-n.y)+" C"+pe.measure.em2px(r.x)+","+pe.measure.em2px(-r.y)+" "+pe.measure.em2px(i.x)+","+pe.measure.em2px(-i.y)+" "+pe.measure.em2px(a.x)+","+pe.measure.em2px(-a.y),"stroke-dasharray":t})}},{key:"toString",value:function(){return"CubicBezier("+this.cp0.x+", "+this.cp0.y+")-("+this.cp1.x+", "+this.cp1.y+")-("+this.cp2.x+", "+this.cp2.y+")-("+this.cp3.x+", "+this.cp3.y+")"}}]),n}(Et),Et.CubicBeziers=function(e){wt(n,e);var t=bt(n);function n(e){var r;Mt(this,n),(r=t.call(this)).cbs=e;var i=r.cbs.length;return r.delegate=0==i?function(e,t,n){return n}:function(t,n,r){var a=t*i,o=Math.floor(a);o<0&&(o=0),o>=i&&(o=i-1);var u=a-o;return n(e[o],u)},r}return Ot(n,[{key:"startPosition",value:function(){return this.cbs[0].cp0}},{key:"endPosition",value:function(){return this.cbs[this.cbs.length-1].cp3}},{key:"position",value:function(e){return this.delegate(e,(function(e,t){return e.position(t)}),void 0)}},{key:"derivative",value:function(e){return this.delegate(e,(function(e,t){return e.derivative(t)}),void 0)}},{key:"angle",value:function(e){return this.delegate(e,(function(e,t){return e.angle(t)}),0)}},{key:"velocity",value:function(e){var t=this.cbs.length;return this.delegate(e,(function(e,n){return t*e.velocity(n)}),0)}},{key:"boundingBox",value:function(e){if(0!=this.cbs.length){var t,n=this.cbs[0].boundingBox(e),r=this.cbs.length;for(t=1;t<r;t++)n=n.combineRect(this.cbs[t].boundingBox(e));return n}}},{key:"tOfIntersections",value:function(e){var t=[],n=0,r=this.cbs.length;for(n=0;n<r;n++)for(var i=this.cbs[n].tOfIntersections(e),a=0;a<i.length;a++)t.push((i[a]+n)/r);return t}},{key:"divide",value:function(e){if(e<0||e>1)throw s("ExecutionError","illegal cubic Bezier parameter t:"+e);if(0===e)return[new Et.CubicBeziers([]),this];if(1===e)return[this,new Et.CubicBeziers([])];var t=this.cbs.length,n=e*t,r=Math.floor(n);r===t&&(r=t-1);var i=n-r,a=this.cbs.slice(0,r),o=this.cbs.slice(r+1),u=this.cbs[r].divide(i);return a.push(u[0]),o.unshift(u[1]),[new Et.CubicBeziers(a),new Et.CubicBeziers(o)]}},{key:"slice",value:function(e,t){if(!(e>=t)){if(e<0&&(e=0),t>1&&(t=1),0===e&&1===t)return this;var n=this.cbs.length,r=e*n,i=t*n,a=Math.floor(r),o=Math.floor(i);a===n&&(a=n-1),o===n&&(o=n-1);var u,s=r-a,c=i-o;return a===o?u=[this.cbs[a].slice(s,c)]:((u=this.cbs.slice(a+1,o)).push(this.cbs[o].slice(0,c)),u.unshift(this.cbs[a].slice(s,1))),new Et.CubicBeziers(u)}}},{key:"countOfSegments",value:function(){return this.cbs.length}},{key:"drawPrimitive",value:function(e,t){for(var n=this.cbs.length,r=this.cbs,i=r[0],a=i.cp0,o=i.cp1,u=i.cp2,s=i.cp3,c="M"+pe.measure.em2px(a.x)+","+pe.measure.em2px(-a.y)+" C"+pe.measure.em2px(o.x)+","+pe.measure.em2px(-o.y)+" "+pe.measure.em2px(u.x)+","+pe.measure.em2px(-u.y)+" "+pe.measure.em2px(s.x)+","+pe.measure.em2px(-s.y),h=1;h<n;h++)u=(i=r[h]).cp2,s=i.cp3,c+=" S"+pe.measure.em2px(u.x)+","+pe.measure.em2px(-u.y)+" "+pe.measure.em2px(s.x)+","+pe.measure.em2px(-s.y);e.createSVGElement("path",{d:c,"stroke-dasharray":t})}},{key:"drawSkipped",value:function(e){for(var t=this.cbs.length,n=this.cbs,r="",i=0;i<t;i+=2){var a=n[i],o=a.cp0,u=a.cp1,s=a.cp2,c=a.cp3;r+="M"+pe.measure.em2px(o.x)+","+pe.measure.em2px(-o.y)+" C"+pe.measure.em2px(u.x)+","+pe.measure.em2px(-u.y)+" "+pe.measure.em2px(s.x)+","+pe.measure.em2px(-s.y)+" "+pe.measure.em2px(c.x)+","+pe.measure.em2px(-c.y)}e.createSVGElement("path",{d:r})}}],[{key:"interpolation",value:function(e,t,n){var r,i=Et.CubicBeziers.cubicSplineInterpolation(e,t),a=i[0],o=i[1],u=Et.CubicBeziers.cubicSplineInterpolation(e,n),s=u[0],c=u[1],h=e.length,l=new Array(h-1);for(r=0;r<h-1;r++)l[r]=new Et.CubicBezier(new rt.Point(t[r],n[r]),new rt.Point(a[r],s[r]),new rt.Point(o[r],c[r]),new rt.Point(t[r+1],n[r+1]));return new Et.CubicBeziers(l)}},{key:"cubicSplineInterpolation",value:function(e,t){var n,r=e.length-1,i=new Array(r);for(n=0;n<r;n++)i[n]=e[n+1]-e[n];var a=new Array(r);for(n=1;n<r;n++)a[n]=3*(t[n+1]-t[n])/i[n]-3*(t[n]-t[n-1])/i[n-1];var o=new Array(r+1),u=new Array(r+1),s=new Array(r+1);for(o[0]=1,u[0]=0,s[0]=0,n=1;n<r;n++)o[n]=2*(e[n+1]-e[n-1])-i[n-1]*u[n-1],u[n]=i[n]/o[n],s[n]=(a[n]-i[n-1]*s[n-1])/o[n];o[r]=1,s[r]=0;var c=new Array(r),h=new Array(r+1);for(h[r]=0,n=r-1;n>=0;n--){var l=i[n],m=h[n+1],p=l*l*s[n]-u[n]*m;h[n]=p,c[n]=t[n+1]-t[n]-(m+2*p)/3}var f=new Array(r),d=new Array(r);for(n=0;n<r;n++){var y=t[n],v=c[n],x=h[n];f[n]=y+v/3,d[n]=y+(2*v+x)/3}return[f,d]}}]),n}(Et),Et.CubicBSpline=function(){function e(t,n,r){if(Mt(this,e),n.length<1)throw s("ExecutionError","the number of internal control points of cubic B-spline must be greater than or equal to 1");var i=[];i.push(t);for(var a=0,o=n.length;a<o;a++)i.push(n[a]);i.push(r),this.cps=i;var u=this.cps.length-1,c=function(e){return e<0?i[0]:e>u?i[u]:i[e]},h=function(e){var t=Math.abs(e);return t<=1?(3*t*t*t-6*t*t+4)/6:t<=2?-(t-2)*(t-2)*(t-2)/6:0};this.px=function(e){for(var t=(u+2)*e-1,n=Math.ceil(t-2),r=Math.floor(t+2),i=0,a=n;a<=r;a++)i+=h(t-a)*c(a).x;return i},this.py=function(e){for(var t=(u+2)*e-1,n=Math.ceil(t-2),r=Math.floor(t+2),i=0,a=n;a<=r;a++)i+=h(t-a)*c(a).y;return i};var l=function(e){var t=e>0?1:e<0?-1:0,n=Math.abs(e);return n<=1?t*(3*n*n-4*n)/2:n<=2?-t*(n-2)*(n-2)/2:0};this.dpx=function(e){for(var t=(u+2)*e-1,n=Math.ceil(t-2),r=Math.floor(t+2),i=0,a=n;a<=r;a++)i+=l(t-a)*c(a).x;return i},this.dpy=function(e){for(var t=(u+2)*e-1,n=Math.ceil(t-2),r=Math.floor(t+2),i=0,a=n;a<=r;a++)i+=l(t-a)*c(a).y;return i}}return Ot(e,[{key:"position",value:function(e){return new rt.Point(this.px(e),this.py(e))}},{key:"angle",value:function(e){return Math.atan2(this.dpy(e),this.dpx(e))}},{key:"toCubicBeziers",value:function(){var e=[],t=this.cps,n=t[0],r=t[1],i=t[2],a=n.x,o=n.y,u=a+(r.x-a)/3,s=o+(r.y-o)/3,c=a+2*(r.x-a)/3,h=o+2*(r.y-o)/3,l=r.x+(i.x-r.x)/3,m=r.y+(i.y-r.y)/3,p=(c+l)/2,f=(h+m)/2,d=n,y=new rt.Point(u,s),v=new rt.Point(c,h),x=new rt.Point(p,f),g=new Et.CubicBezier(d,y,v,x);e.push(g);for(var w=this.cps.length-1,S=2;S<w;S++)n=r,r=i,i=t[S+1],a=p,o=f,u=2*p-c,s=2*f-h,c=n.x+2*(r.x-n.x)/3,h=n.y+2*(r.y-n.y)/3,p=(c+(l=r.x+(i.x-r.x)/3))/2,f=(h+(m=r.y+(i.y-r.y)/3))/2,d=x,y=new rt.Point(u,s),v=new rt.Point(c,h),x=new rt.Point(p,f),g=new Et.CubicBezier(d,y,v,x),e.push(g);return n=r,r=i,a=p,o=f,u=2*p-c,s=2*f-h,c=n.x+2*(r.x-n.x)/3,h=n.y+2*(r.y-n.y)/3,p=r.x,f=r.y,d=x,y=new rt.Point(u,s),v=new rt.Point(c,h),x=new rt.Point(p,f),g=new Et.CubicBezier(d,y,v,x),e.push(g),e}},{key:"countOfSegments",value:function(){return this.cps.length-1}}]),e}(),Et.Line=function(){function e(t,n){Mt(this,e),this.s=t,this.e=n}return Ot(e,[{key:"position",value:function(e){return new rt.Point(this.s.x+e*(this.e.x-this.s.x),this.s.y+e*(this.e.y-this.s.y))}},{key:"slice",value:function(e,t){if(!(e>=t)){if(e<0&&(e=0),t>1&&(t=1),0===e&&1===t)return this;var n=this.s,r=this.e,i=r.x-n.x,a=r.y-n.y,o=new rt.Point(n.x+e*i,n.y+e*a),u=new rt.Point(n.x+t*i,n.y+t*a);return new Et.Line(o,u)}}},{key:"tOfIntersections",value:function(e){if(e.isPoint())return[];var t=this.s,n=this.e;if(e.isRect()){var r,i=e.x+e.r,a=e.x-e.l,o=e.y+e.u,u=e.y-e.d,s=t.x,c=t.y,h=n.x-s,l=n.y-c,m=function(e){return s+e*h},p=function(e){return c+e*l},f=[];r=(r=Et.solutionsOfLinearEq(h,s-i)).concat(Et.solutionsOfLinearEq(h,s-a));for(var d=0;d<r.length;d++){var y=p(v=r[d]);y>=u&&y<=o&&f.push(v)}r=(r=Et.solutionsOfLinearEq(l,c-o)).concat(Et.solutionsOfLinearEq(l,c-u));for(d=0;d<r.length;d++){var v,x=m(v=r[d]);x>=a&&x<=i&&f.push(v)}return f}if(e.isCircle()){Math.PI;var g=e.l,w=e.r,S=e.u,b=e.d,C=e.x+(w-g)/2,k=e.y+(S-b)/2,M=(i=(g+w)/2,(S+b)/2),P=t.x,O=t.y,B=n.x-P,E=-B,A=(u=n.y-O)*i,L=E*M,j=A*A+L*L,D=(n=-(b=A*C+L*k+((B*O-u*P)*i+(i-M)*E*k))/j,j*i*i-b*b);if(D<0)return[];var T,R,F=Math.sqrt(D)/j,G=M/i,V=A*n+L*F+C,_=G*(L*n-A*F+k-k)+k,I=A*n-L*F+C,z=G*(L*n+A*F+k-k)+k;Math.abs(B)>Math.abs(u)?(T=(V-P)/B,R=(I-P)/B):(T=(_-O)/u,R=(z-O)/u);f=[];return T>=0&&T<=1&&f.push(T),R>=0&&R<=1&&f.push(R),f}}},{key:"toShape",value:function(e,t,n,r){var i=e.env,a=pe.measure.thickness,o=this.s,u=this.e;if(o.x!==u.x||o.y!==u.y){var s,c=u.x-o.x,h=u.y-o.y,l=Math.atan2(h,c),m=ft.none;switch(n){case"=":n="-",r="2";break;case"==":n="--",r="2";break;case":":case"::":n=".",r="2"}switch(n){case"":return i.angle=l,i.lastCurve=new Lt.Line(o,u,i.p,i.c,void 0),m;case"-":case".":case"..":switch(r){case"2":s=a/2;break;case"3":s=a;break;default:s=0}break;case"--":var p=3*a;if((y=Math.sqrt(c*c+h*h))>=p)switch(r){case"2":s=a/2;break;case"3":s=a;break;default:s=0}break;case"~":case"~~":switch(r){case"2":s=1.5*a;break;case"3":s=2*a;break;default:s=0}break;default:var f=t.boundingBox(e);if(null==f)return i.angle=0,i.lastCurve=Lt.none,ft.none;var d=f.l+f.r;0==d&&(d=pe.measure.strokeWidth);var y=Math.sqrt(c*c+h*h);if(0==Math.floor(y/d))return i.angle=0,i.lastCurve=Lt.none,ft.none;s=Math.max(f.u,f.d)}if(void 0!==s){var v=this.boundingBox(s);return m=new ft.LineShape(this,t,n,r,v),e.appendShapeToFront(m),i.angle=l,i.lastCurve=new Lt.Line(o,u,i.p,i.c,m),m}}return i.angle=0,i.lastCurve=Lt.none,ft.none}},{key:"boundingBox",value:function(e){var t=this.s,n=this.e,r=n.x-t.x,i=n.y-t.y,a=Math.atan2(i,r),o=e*Math.cos(a+Math.PI/2),u=e*Math.sin(a+Math.PI/2);return new rt.Rect(t.x,t.y,{l:t.x-Math.min(t.x+o,t.x-o,n.x+o,n.x-o),r:Math.max(t.x+o,t.x-o,n.x+o,n.x-o)-t.x,u:Math.max(t.y+u,t.y-u,n.y+u,n.y-u)-t.y,d:t.y-Math.min(t.y+u,t.y-u,n.y+u,n.y-u)})}},{key:"drawLine",value:function(e,t,n,r,i){if(i.isEmpty)this._drawLine(e,t,n,r);else{var a=new yt(0,1).differenceRanges(i),o=this;a.foreach((function(i){o.slice(i.start,i.end)._drawLine(e,t,n,r)}))}}},{key:"_drawLine",value:function(e,t,n,r){var i=pe.measure.thickness,a=this.s,o=this.e;if(a.x!==o.x||a.y!==o.y){var u=o.x-a.x,s=o.y-a.y,c=Math.atan2(s,u),h={x:0,y:0};switch(n){case"":break;case"-":this.drawStraightLine(e,a,o,h,c,i,r,"");break;case"=":this.drawStraightLine(e,a,o,h,c,i,"2","");break;case".":case"..":this.drawStraightLine(e,a,o,h,c,i,r,pe.measure.dottedDasharray);break;case":":case"::":this.drawStraightLine(e,a,o,h,c,i,"2",pe.measure.dottedDasharray);break;case"--":case"==":var l=3*i;if((P=Math.sqrt(u*u+s*s))>=l)h={x:(O=(P-l)/2-Math.floor((P-l)/2/l)*l)*Math.cos(c),y:O*Math.sin(c)},this.drawStraightLine(e,a,o,h,c,i,"=="===n?"2":r,pe.measure.em2px(l)+" "+pe.measure.em2px(l));break;case"~":if((P=Math.sqrt(u*u+s*s))>=(w=4*i)){h={x:(O=(P-(M=Math.floor(P/w))*w)/2)*Math.cos(c),y:O*Math.sin(c)};for(var m=i*Math.cos(c+Math.PI/2),p=i*Math.sin(c+Math.PI/2),f=i*Math.cos(c),d=i*Math.sin(c),y=a.x+h.x,v=-a.y-h.y,x="M"+pe.measure.em2px(y)+","+pe.measure.em2px(v)+" Q"+pe.measure.em2px(y+f+m)+","+pe.measure.em2px(v-d-p)+" "+pe.measure.em2px(y+2*f)+","+pe.measure.em2px(v-2*d)+" T"+pe.measure.em2px(y+4*f)+","+pe.measure.em2px(v-4*d),g=1;g<M;g++)x+=" T"+pe.measure.em2px(y+(4*g+2)*f)+","+pe.measure.em2px(v-(4*g+2)*d)+" T"+pe.measure.em2px(y+(4*g+4)*f)+","+pe.measure.em2px(v-(4*g+4)*d);this.drawSquigglyLineShape(e,x,a,o,m,p,r)}break;case"~~":var w;if((P=Math.sqrt(u*u+s*s))>=(w=4*i)){h={x:(O=(P-w)/2-(M=Math.floor((P-w)/2/w))*w)*Math.cos(c),y:O*Math.sin(c)};for(m=i*Math.cos(c+Math.PI/2),p=i*Math.sin(c+Math.PI/2),f=i*Math.cos(c),d=i*Math.sin(c),y=a.x+h.x,v=-a.y-h.y,x="",g=0;g<=M;g++)x+=" M"+pe.measure.em2px(y+8*g*f)+","+pe.measure.em2px(v-8*g*d)+" Q"+pe.measure.em2px(y+(8*g+1)*f+m)+","+pe.measure.em2px(v-(8*g+1)*d-p)+" "+pe.measure.em2px(y+(8*g+2)*f)+","+pe.measure.em2px(v-(8*g+2)*d)+" T"+pe.measure.em2px(y+(8*g+4)*f)+","+pe.measure.em2px(v-(8*g+4)*d);this.drawSquigglyLineShape(e,x,a,o,m,p,r)}break;default:var S=new Bt;S.c=Bt.originPosition;var b=new xt(ft.none,S),C=t.boundingBox(b);if(null==C)return;var k=C.l+C.r;0==k&&(k=pe.measure.strokeWidth);var M,P=Math.sqrt(u*u+s*s);if(0==(M=Math.floor(P/k)))return;var O=(P-M*k)/2,B=Math.cos(c),E=Math.sin(c),A=k*B,L=k*E,j=a.x+(O+C.l)*B,D=a.y+(O+C.l)*E;for(b=new xt(ft.none,S),g=0;g<M;g++)S.c=new rt.Point(j+g*A,D+g*L),S.angle=c,t.toDropShape(b).draw(e)}}}},{key:"drawStraightLine",value:function(e,t,n,r,i,a,o,u){if("3"===o){var s=a*Math.cos(i+Math.PI/2),c=a*Math.sin(i+Math.PI/2);e.createSVGElement("line",{x1:pe.measure.em2px(t.x+r.x),y1:-pe.measure.em2px(t.y+r.y),x2:pe.measure.em2px(n.x),y2:-pe.measure.em2px(n.y),"stroke-dasharray":u}),e.createSVGElement("line",{x1:pe.measure.em2px(t.x+s+r.x),y1:-pe.measure.em2px(t.y+c+r.y),x2:pe.measure.em2px(n.x+s),y2:-pe.measure.em2px(n.y+c),"stroke-dasharray":u}),e.createSVGElement("line",{x1:pe.measure.em2px(t.x-s+r.x),y1:-pe.measure.em2px(t.y-c+r.y),x2:pe.measure.em2px(n.x-s),y2:-pe.measure.em2px(n.y-c),"stroke-dasharray":u})}else if("2"===o){s=a*Math.cos(i+Math.PI/2)/2,c=a*Math.sin(i+Math.PI/2)/2;e.createSVGElement("line",{x1:pe.measure.em2px(t.x+s+r.x),y1:-pe.measure.em2px(t.y+c+r.y),x2:pe.measure.em2px(n.x+s),y2:-pe.measure.em2px(n.y+c),"stroke-dasharray":u}),e.createSVGElement("line",{x1:pe.measure.em2px(t.x-s+r.x),y1:-pe.measure.em2px(t.y-c+r.y),x2:pe.measure.em2px(n.x-s),y2:-pe.measure.em2px(n.y-c),"stroke-dasharray":u})}else e.createSVGElement("line",{x1:pe.measure.em2px(t.x+r.x),y1:-pe.measure.em2px(t.y+r.y),x2:pe.measure.em2px(n.x),y2:-pe.measure.em2px(n.y),"stroke-dasharray":u})}},{key:"drawSquigglyLineShape",value:function(e,t,n,r,i,a,o){"3"===o?(e.createSVGElement("path",{d:t}),e.createGroup(e.transformBuilder().translate(i,a)).createSVGElement("path",{d:t}),e.createGroup(e.transformBuilder().translate(-i,-a)).createSVGElement("path",{d:t})):"2"===o?(e.createGroup(e.transformBuilder().translate(i/2,a/2)).createSVGElement("path",{d:t}),e.createGroup(e.transformBuilder().translate(-i/2,-a/2)).createSVGElement("path",{d:t})):e.createSVGElement("path",{d:t})}}]),e}();var At=function(){function e(){Mt(this,e)}return Ot(e,[{key:"bezierFatLine",value:function(e){var t,n,r,i,a=this.cps[0],o=this.cps[e];if(a.x!==o.x||a.y!==o.y)t=a.y-o.y,n=o.x-a.x,t/=i=Math.sqrt(t*t+n*n),n/=i,r=(a.x*o.y-a.y*o.x)/i;else{var u=this.bezier.angle(this.tmin);t=-Math.sin(u),n=Math.cos(u),r=-t*this.cp0.x-n*this.cp0.y}for(var s=r,c=r,h=1;h<e;h++){var l=-t*this.cps[h].x-n*this.cps[h].y;l>c?c=l:l<s&&(s=l)}return{min:[t,n,s],max:[t,n,c]}}},{key:"clippedLineRange",value:function(e,t,n){for(var r,i,a,o,u,s=e.length-1,c=new Array(s+1),h=We,l=0;l<=s;l++)c[l]=[l/s,-t[0]*e[l].x-t[1]*e[l].y-t[2],1];if(c[0][1]<0){var m=!0;for(l=1;l<=s;l++){(r=-(f=h(c[0],c[l]))[2]/f[0])>0&&r<1&&(void 0===i||r<i)&&(i=r),c[l][1]>=0&&(m=!1)}if(m)return}else i=0;if(c[s][1]<0)for(l=0;l<s;l++){(r=-(d=h(c[s],c[l]))[2]/d[0])>0&&r<1&&(void 0===a||r>a)&&(a=r)}else a=1;for(l=0;l<=s;l++)c[l]=[l/s,n[0]*e[l].x+n[1]*e[l].y+n[2],1];if(c[0][1]<0){var p=!0;for(l=1;l<=s;l++){var f;(r=-(f=h(c[0],c[l]))[2]/f[0])>0&&r<1&&(void 0===o||r<o)&&(o=r),c[l][1]>=0&&(p=!1)}if(p)return}else o=0;if(c[s][1]<0)for(l=0;l<s;l++){var d;(r=-(d=h(c[s],c[l]))[2]/d[0])>0&&r<1&&(void 0===u||r>u)&&(u=r)}else u=1;var y=Math.max(i,o),v=Math.min(a,u);return{min:this.tmin+y*(this.tmax-this.tmin),max:this.tmin+v*(this.tmax-this.tmin)}}}],[{key:"findIntersections",value:function(t,n){for(var r=e.maxIterations,i=e.goalAccuracy,a=[[t,n,!1]],o=0,u=[];o<r&&a.length>0;){o++;var s=a.shift(),c=(t=s[0],n=s[1],s[2]),h=t.fatLine(),l=n.clippedRange(h.min,h.max);if(null!=l){var m=l.min,p=l.max,f=p-m;if(f<i&&t.paramLength()<i)c?u.push([n.clip(m,p).paramRange(),t.paramRange()]):u.push([t.paramRange(),n.clip(m,p).paramRange()]);else if(f<=.8*n.paramLength())a.push([n.clip(m,p),t,!c]);else if(f>t.paramLength()){var d=(p+m)/2;a.push([n.clip(m,d),t,!c]),a.push([n.clip(d,p),t,!c])}else{var y=n.clip(m,p),v=t.paramRange(),x=(v.min+v.max)/2;a.push([y,t.clip(v.min,x),!c]),a.push([y,t.clip(x,v.max),!c])}}}return u}},{key:"maxIterations",get:function(){return 30}},{key:"goalAccuracy",get:function(){return 1e-4}}]),e}();At.Line=function(e){wt(n,e);var t=bt(n);function n(e,r,i,a){var o;return Mt(this,n),(o=t.call(this)).p0=e,o.p1=r,o.tmin=i,o.tmax=a,o}return Ot(n,[{key:"paramRange",value:function(){return{min:this.tmin,max:this.tmax}}},{key:"paramLength",value:function(){return this.tmax-this.tmin}},{key:"containsParam",value:function(e){return e>=this.tmin&&e<=this.tmax}},{key:"position",value:function(e){return{x:this.p0.x+e*(this.p1.x-this.p0.x),y:this.p0.y+e*(this.p1.y-this.p0.y)}}},{key:"fatLine",value:function(){var e=this.p1.y-this.p0.y,t=this.p0.x-this.p1.x,n=this.p1.x*this.p0.y-this.p0.x*this.p1.y,r=Math.sqrt(e*e+t*t);return 0===r?(e=1,t=0):(e/=r,t/=r,n/=r),{min:[e,t,n],max:[e,t,n]}}},{key:"clip",value:function(e,t){return new At.Line(this.p0,this.p1,e,t)}},{key:"clippedRange",value:function(e,t){var n=new Array(2);return n[0]=this.position(this.tmin),n[1]=this.position(this.tmax),this.clippedLineRange(n,e,t)}},{key:"drawFatLine",value:function(){this.fatLine().min;var e=function(e,t){return-(e*t[0]+t[2])/t[1]},t=this.p0.x,n=this.p1.x;pe.svgForDebug.createSVGElement("line",{x1:pe.measure.em2px(t),y1:-pe.measure.em2px(e(t,lmax)),x2:pe.measure.em2px(n),y2:-pe.measure.em2px(e(n,lmax)),"stroke-width":pe.measure.em2px(.02*pe.measure.oneem),stroke:"red"})}}]),n}(At),At.QuadBezier=function(e){wt(n,e);var t=bt(n);function n(e,r,i){var a;return Mt(this,n),(a=t.call(this)).bezier=e,a.tmin=r,a.tmax=i,a.cp0=e.position(r),a.cp1=new rt.Point((1-i)*(1-r)*e.cp0.x+(r+i-2*r*i)*e.cp1.x+r*i*e.cp2.x,(1-i)*(1-r)*e.cp0.y+(r+i-2*r*i)*e.cp1.y+r*i*e.cp2.y),a.cp2=e.position(i),a.cps=[a.cp0,a.cp1,a.cp2],a}return Ot(n,[{key:"paramRange",value:function(){return{min:this.tmin,max:this.tmax}}},{key:"paramLength",value:function(){return this.tmax-this.tmin}},{key:"fatLine",value:function(){return this.bezierFatLine(2)}},{key:"clip",value:function(e,t){return new At.QuadBezier(this.bezier,e,t)}},{key:"clippedRange",value:function(e,t){return this.clippedLineRange(this.cps,e,t)}},{key:"drawFatLine",value:function(){var e=this.fatLine(),t=e.min,n=e.max,r=function(e,t){return-(e*t[0]+t[2])/t[1]},i=this.cp0.x,a=this.cp2.x;pe.svgForDebug.createSVGElement("line",{x1:pe.measure.em2px(i),y1:-pe.measure.em2px(r(i,t)),x2:pe.measure.em2px(a),y2:-pe.measure.em2px(r(a,t)),"stroke-width":pe.measure.em2px(.02*pe.measure.oneem),stroke:"blue"}),pe.svgForDebug.createSVGElement("line",{x1:pe.measure.em2px(i),y1:-pe.measure.em2px(r(i,n)),x2:pe.measure.em2px(a),y2:-pe.measure.em2px(r(a,n)),"stroke-width":pe.measure.em2px(.02*pe.measure.oneem),stroke:"red"})}}]),n}(At),At.CubicBezier=function(e){wt(n,e);var t=bt(n);function n(e,r,i){var a;return Mt(this,n),(a=t.call(this)).bezier=e,a.tmin=r,a.tmax=i,a.cp0=e.position(r),a.cp1=new rt.Point((1-i)*(1-r)*(1-r)*e.cp0.x+(1-r)*(2*r+i-3*r*i)*e.cp1.x+r*(2*i+r-3*r*i)*e.cp2.x+r*r*i*e.cp3.x,(1-i)*(1-r)*(1-r)*e.cp0.y+(1-r)*(2*r+i-3*r*i)*e.cp1.y+r*(2*i+r-3*r*i)*e.cp2.y+r*r*i*e.cp3.y),a.cp2=new rt.Point((1-r)*(1-i)*(1-i)*e.cp0.x+(1-i)*(2*i+r-3*r*i)*e.cp1.x+i*(2*r+i-3*r*i)*e.cp2.x+r*i*i*e.cp3.x,(1-r)*(1-i)*(1-i)*e.cp0.y+(1-i)*(2*i+r-3*r*i)*e.cp1.y+i*(2*r+i-3*r*i)*e.cp2.y+r*i*i*e.cp3.y),a.cp3=e.position(i),a.cps=[a.cp0,a.cp1,a.cp2,a.cp3],a}return Ot(n,[{key:"paramRange",value:function(){return{min:this.tmin,max:this.tmax}}},{key:"paramLength",value:function(){return this.tmax-this.tmin}},{key:"fatLine",value:function(){return this.bezierFatLine(3)}},{key:"clip",value:function(e,t){return new At.CubicBezier(this.bezier,e,t)}},{key:"clippedRange",value:function(e,t){return this.clippedLineRange(this.cps,e,t)}},{key:"drawFatLine",value:function(){var e=this.fatLine(),t=e.min,n=e.max,r=function(e,t){return-(e*t[0]+t[2])/t[1]},i=this.cp0.x,a=this.cp3.x;pe.svgForDebug.createSVGElement("line",{x1:pe.measure.em2px(i),y1:-pe.measure.em2px(r(i,t)),x2:pe.measure.em2px(a),y2:-pe.measure.em2px(r(a,t)),"stroke-width":pe.measure.em2px(.02*pe.measure.oneem),stroke:"blue"}),pe.svgForDebug.createSVGElement("line",{x1:pe.measure.em2px(i),y1:-pe.measure.em2px(r(i,n)),x2:pe.measure.em2px(a),y2:-pe.measure.em2px(r(a,n)),"stroke-width":pe.measure.em2px(.02*pe.measure.oneem),stroke:"red"})}}]),n}(At),At.Arc=function(e){wt(n,e);var t=bt(n);function n(e,r,i,a,o,u){var s;return Mt(this,n),(s=t.call(this)).x=e,s.y=r,s.rx=i,s.ry=a,s.angleMin=o,s.angleMax=u,s}return Ot(n,[{key:"paramRange",value:function(){return{min:this.angleMin,max:this.angleMax}}},{key:"paramLength",value:function(){return this.angleMax-this.angleMin}},{key:"normalizeAngle",value:function(e){return(e=e%2*Math.PI)>Math.PI?e-2*Math.PI:e<-Math.PI?e+2*Math.PI:e}},{key:"containsParam",value:function(e){return e>=this.angleMin&&e<=this.angleMax}},{key:"fatLine",value:function(){var e=this.rx,t=this.ry,n=(this.angleMax+this.angleMin)/2,r=(this.angleMax-this.angleMin)/2,i=Math.cos(n),a=Math.sin(n),o=Math.sqrt(e*e*a*a+t*t*i*i);if(o<c.machinePrecision)var u=[1,0,this.x*t*i+this.y*e*a+e*t*Math.cos(r)],s=[1,0,this.x*t*i+this.y*e*a+e*t];else{var h=e/o,l=t/o;u=[-l*i,-h*a,this.x*l*i+this.y*h*a+e*t/o*Math.cos(r)],s=[-l*i,-h*a,this.x*l*i+this.y*h*a+e*t/o]}return{min:u,max:s}}},{key:"clip",value:function(e,t){return new At.Arc(this.x,this.y,this.rx,this.ry,e,t)}},{key:"toCircleLine",value:function(e,t,n,r,i){var a=e[0],o=e[1],u=a*r,s=o*i,h=e[2]*r+(r-i)*o*n,l=Math.sqrt(u*u+s*s);return l<c.machinePrecision?(u=1,s=0):(u/=l,s/=l,h/=l),[u,s,h]}},{key:"clippedRange",value:function(e,t){var n=this.x,r=this.y,i=this.rx,a=this.ry,o=this.toCircleLine(e,n,r,i,a),u=this.toCircleLine(t,n,r,i,a),s=i,c=this.angleMin,h=this.angleMax,l=-(o[0]*n+o[1]*r+o[2]),m=[];if(s*s-l*l>=0){var p=o[0]*l-o[1]*Math.sqrt(s*s-l*l),f=o[1]*l+o[0]*Math.sqrt(s*s-l*l),d=o[0]*l+o[1]*Math.sqrt(s*s-l*l),y=o[1]*l-o[0]*Math.sqrt(s*s-l*l),v=Math.atan2(f,p),x=Math.atan2(y,d);this.containsParam(v)&&m.push(v),this.containsParam(x)&&m.push(x)}var g,w,S=-(o[0]*(n+s*Math.cos(c))+o[1]*(r+s*Math.sin(c))+o[2]),b=-(o[0]*(n+s*Math.cos(h))+o[1]*(r+s*Math.sin(h))+o[2]);if(S<0){if(0==m.length)return;g=Math.min.apply(Math,m)}else g=this.angleMin;if(b<0){if(0==m.length)return;w=Math.max.apply(Math,m)}else w=this.angleMax;m=[];if(s*s-(l=u[0]*n+u[1]*r+u[2])*l>=0){p=-o[0]*l+o[1]*Math.sqrt(s*s-l*l),f=-o[1]*l-o[0]*Math.sqrt(s*s-l*l),d=-o[0]*l-o[1]*Math.sqrt(s*s-l*l),y=-o[1]*l+o[0]*Math.sqrt(s*s-l*l),v=Math.atan2(f,p),x=Math.atan2(y,d);this.containsParam(v)&&m.push(v),this.containsParam(x)&&m.push(x)}var C,k;S=u[0]*(n+s*Math.cos(c))+u[1]*(r+s*Math.sin(c))+u[2],b=u[0]*(n+s*Math.cos(h))+u[1]*(r+s*Math.sin(h))+u[2];if(S<0){if(0==m.length)return;C=Math.min.apply(Math,m)}else C=this.angleMin;if(b<0){if(0==m.length)return;k=Math.max.apply(Math,m)}else k=this.angleMax;return{min:Math.max(g,C),max:Math.min(w,k)}}},{key:"drawFatLine",value:function(){var e=this.fatLine(),t=e.min,n=e.max,r=function(e,t){return-(e*t[0]+t[2])/t[1]},i=this.x+this.r*Math.cos(this.angleMin),a=this.x+this.r*Math.cos(this.angleMax);pe.svgForDebug.createSVGElement("line",{x1:pe.measure.em2px(i),y1:-pe.measure.em2px(r(i,t)),x2:pe.measure.em2px(a),y2:-pe.measure.em2px(r(a,t)),"stroke-width":pe.measure.em2px(.02*pe.measure.oneem),stroke:"blue"}),pe.svgForDebug.createSVGElement("line",{x1:pe.measure.em2px(i),y1:-pe.measure.em2px(r(i,n)),x2:pe.measure.em2px(a),y2:-pe.measure.em2px(r(a,n)),"stroke-width":pe.measure.em2px(.02*pe.measure.oneem),stroke:"red"})}}]),n}(At);var Lt=function e(){Mt(this,e)};function jt(e,t){for(var n=0;n<t.length;n++){var r=t[n];r.enumerable=r.enumerable||!1,r.configurable=!0,"value"in r&&(r.writable=!0),Object.defineProperty(e,r.key,r)}}function Dt(e,t,n){return t&&jt(e.prototype,t),n&&jt(e,n),e}function Tt(e,t){if(!(e instanceof t))throw new TypeError("Cannot call a class as a function")}Lt.None=function(e){wt(n,e);var t=bt(n);function n(){return Mt(this,n),t.call(this)}return Ot(n,[{key:"isDefined",get:function(){return!1}},{key:"segments",value:function(){return[]}},{key:"angle",value:function(){return 0}}]),n}(Lt),Lt.none=new Lt.None,Lt.Line=function(e){wt(n,e);var t=bt(n);function n(e,r,i,a,o){var u;return Mt(this,n),(u=t.call(this)).start=e,u.end=r,u.p=i,u.c=a,u.lineShape=o,u}return Ot(n,[{key:"isDefined",get:function(){return!0}},{key:"position",value:function(e){return new rt.Point(this.p.x+e*(this.c.x-this.p.x),this.p.y+e*(this.c.y-this.p.y))}},{key:"derivative",value:function(e){return new rt.Point(this.c.x-this.p.x,this.c.y-this.p.y)}},{key:"angle",value:function(e){var t=this.c.x-this.p.x,n=this.c.y-this.p.y;return 0===t&&0===n?0:Math.atan2(n,t)}},{key:"tOfPlace",value:function(e,t,n,r){var i=e?this.start:this.p,a=t?this.end:this.c;if(i.x===a.x&&i.y===a.y)return 0;var o,u,s=a.x-i.x,c=a.y-i.y,h=Math.sqrt(s*s+c*c);n>.5?(o=a.x-(1-n)*s+r*s/h,u=a.y-(1-n)*c+r*c/h):(o=i.x+n*s+r*s/h,u=i.y+n*c+r*c/h);var l=this.c.x-this.p.x,m=this.c.y-this.p.y;return 0===l&&0===m?0:Math.abs(l)>Math.abs(m)?(o-this.p.x)/l:(u-this.p.y)/m}},{key:"sliceHole",value:function(e,t){if(void 0!==this.lineShape&&!e.isPoint()){var n=this.lineShape,r=n.line,i=r.tOfIntersections(e);i.push(0),i.push(1),i.sort();for(var a=i[0],o=1;o<i.length;o++){var u=i[o],s=r.position((u+a)/2);if(e.contains(s)){var c=new yt(a,u);n.sliceHole(c)}a=u}}}},{key:"segments",value:function(){return[new At.Line(this.p,this.c,0,1)]}}]),n}(Lt),Lt.QuadBezier=function(e){wt(n,e);var t=bt(n);function n(e,r,i,a){var o;return Mt(this,n),(o=t.call(this)).origBezier=e,o.tOfShavedStart=r,o.tOfShavedEnd=i,a.isNone||(o.curveShape=a,r>0&&a.sliceHole(new yt(0,r)),i<1&&a.sliceHole(new yt(i,1))),o}return Ot(n,[{key:"isDefined",get:function(){return!0}},{key:"position",value:function(e){return this.origBezier.position(e)}},{key:"derivative",value:function(e){return this.origBezier.derivative(e)}},{key:"angle",value:function(e){return this.origBezier.angle(e)}},{key:"tOfPlace",value:function(e,t,n,r){var i,a;e?(i=this.tOfShavedStart,a=t?this.tOfShavedEnd-this.tOfShavedStart:1-this.tOfShavedStart):(i=0,a=t?this.tOfShavedEnd:1);var o=this.origBezier,u=i+a*n;if(0!==r){var s=o.length(u);u=o.tOfLength(s+r)}return u}},{key:"sliceHole",value:function(e,t){var n=this.curveShape;if(void 0!==n&&!e.isPoint()){var r=n.curve,i=r.tOfIntersections(e);i.push(0),i.push(1),i.sort();for(var a=i[0],o=1;o<i.length;o++){var u=i[o];if(a<=t&&t<=u){var s=r.position((u+a)/2);if(e.contains(s)){var c=new yt(a,u);n.sliceHole(c)}}a=u}}}},{key:"segments",value:function(){return[new At.QuadBezier(this.origBezier,0,1)]}}]),n}(Lt),Lt.CubicBezier=function(e){wt(n,e);var t=bt(n);function n(e,r,i,a){var o;return Mt(this,n),(o=t.call(this)).origBezier=e,o.tOfShavedStart=r,o.tOfShavedEnd=i,a.isNone||(o.curveShape=a,r>0&&a.sliceHole(new yt(0,r)),i<1&&a.sliceHole(new yt(i,1))),o}return Ot(n,[{key:"originalLine",value:function(){return this.originalLine}},{key:"isDefined",get:function(){return!0}},{key:"position",value:function(e){return this.origBezier.position(e)}},{key:"derivative",value:function(e){return this.origBezier.derivative(e)}},{key:"angle",value:function(e){return this.origBezier.angle(e)}},{key:"tOfPlace",value:function(e,t,n,r){var i,a;e?(i=this.tOfShavedStart,a=t?this.tOfShavedEnd-this.tOfShavedStart:1-this.tOfShavedStart):(i=0,a=t?this.tOfShavedEnd:1);var o=this.origBezier,u=i+a*n;if(0!==r){var s=o.length(u);u=o.tOfLength(s+r)}return u}},{key:"sliceHole",value:function(e,t){var n=this.curveShape;if(void 0!==n&&!e.isPoint()){var r=n.curve,i=r.tOfIntersections(e);i.push(0),i.push(1),i.sort();for(var a=i[0],o=1;o<i.length;o++){var u=i[o];if(a<=t&&t<=u){var s=r.position((u+a)/2);if(e.contains(s)){var c=new yt(a,u);n.sliceHole(c)}}a=u}}}},{key:"segments",value:function(){return[new At.CubicBezier(this.origBezier,0,1)]}}]),n}(Lt),Lt.CubicBSpline=function(e){wt(n,e);var t=bt(n);function n(e,r,i,a,o,u){var s;return Mt(this,n),(s=t.call(this)).s=e,s.e=r,s.origBeziers=i,s.tOfShavedStart=a,s.tOfShavedEnd=o,u.isNone||(s.curveShape=u,a>0&&u.sliceHole(new yt(0,a)),o<1&&u.sliceHole(new yt(o,1))),s}return Ot(n,[{key:"isDefined",get:function(){return!0}},{key:"position",value:function(e){return this.origBeziers.position(e)}},{key:"derivative",value:function(e){return this.origBeziers.derivative(e)}},{key:"angle",value:function(e){return this.origBeziers.angle(e)}},{key:"tOfPlace",value:function(e,t,n,r){var i,a;e?(i=this.tOfShavedStart,a=t?this.tOfShavedEnd-this.tOfShavedStart:1-this.tOfShavedStart):(i=0,a=t?this.tOfShavedEnd:1);var o=this.origBeziers,u=i+a*n;if(0!==r){var s=o.length(u);u=o.tOfLength(s+r)}return u}},{key:"sliceHole",value:function(e,t){var n=this.curveShape;if(void 0!==n&&!e.isPoint()){var r=n.curve,i=r.tOfIntersections(e);i.push(0),i.push(1),i.sort();for(var a=i[0],o=1;o<i.length;o++){var u=i[o];if(a<=t&&t<=u){var s=r.position((u+a)/2);if(e.contains(s)){var c=new yt(a,u);n.sliceHole(c)}}a=u}}}},{key:"segments",value:function(){for(var e=new Array(this.origBeziers.length),t=e.length,n=0;n<t;n++)e[n]=new At.CubicBezier(this.origBezier,n/t,(n+1)/t);return e}}]),n}(Lt);var Rt=function e(){Tt(this,e)};function Ft(e,t){if(!(e instanceof t))throw new TypeError("Cannot call a class as a function")}function Gt(e,t){for(var n=0;n<t.length;n++){var r=t[n];r.enumerable=r.enumerable||!1,r.configurable=!0,"value"in r&&(r.writable=!0),Object.defineProperty(e,r.key,r)}}function Vt(e,t,n){return t&&Gt(e.prototype,t),n&&Gt(e,n),e}function _t(e,t){for(var n in t)e.prototype.hasOwnProperty(n)?console.log("WARN","method "+n+" is already exists in class "+e.name):e.prototype[n]=t[n]}Rt.Position=function(){function e(t){Tt(this,e),this.pos=t}return Dt(e,[{key:"position",value:function(e){return this.pos}},{key:"toString",value:function(){return this.pos.toString()}}]),e}(),Rt.Macro=function(){function e(t){Tt(this,e),this.macro=t}return Dt(e,[{key:"position",value:function(e){return env.c=this.macro.position(e),env.c}},{key:"toString",value:function(){return this.macro.toString()}}]),e}(),Rt.Base=function(){function e(t,n,r){Tt(this,e),this.origin=t,this.xBase=n,this.yBase=r}return Dt(e,[{key:"position",value:function(e){var t=e.env;return t.origin=this.origin,t.xBase=this.xBase,t.yBase=this.yBase,t.c}},{key:"toString",value:function(){return"origin:"+this.origin+", xBase:"+this.xBase+", yBase:"+this.yBase}}]),e}(),Rt.Stack=function(){function e(t){Tt(this,e),this.stack=t}return Dt(e,[{key:"position",value:function(e){var t=e.env;return this.stack.isEmpty||(this.stack.tail.reverse().foreach((function(e){t.capturePosition(e)})),t.c=this.stack.head),t.c}},{key:"toString",value:function(){return this.stack.toString()}}]),e}(),_t(Ce.PosDecor,{toShape:function(e){this.pos.toShape(e),this.decor.toShape(e)}}),_t(Ce.Pos.Coord,{toShape:function(e){e.env.c=this.coord.position(e),this.pos2s.foreach((function(t){t.toShape(e)}))}}),_t(Ce.Pos.Plus,{toShape:function(e){var t=e.env,n=this.coord.position(e);t.c=n.move(t.c.x+n.x,t.c.y+n.y)}}),_t(Ce.Pos.Minus,{toShape:function(e){var t=e.env,n=this.coord.position(e);t.c=n.move(t.c.x-n.x,t.c.y-n.y)}}),_t(Ce.Pos.Skew,{toShape:function(e){var t=e.env,n=this.coord.position(e),r=new rt.Point(n.x+t.c.x,n.y+t.c.y);t.c=r.combineRect(t.c)}}),_t(Ce.Pos.Cover,{toShape:function(e){var t=e.env,n=this.coord.position(e);t.c=t.c.combineRect(n)}}),_t(Ce.Pos.Then,{toShape:function(e){var t=e.env;t.capturePosition(t.c),t.c=this.coord.position(e)}}),_t(Ce.Pos.SwapPAndC,{toShape:function(e){var t=e.env;t.swapPAndC(),t.c=this.coord.position(e)}}),_t(Ce.Pos.SetBase,{toShape:function(e){var t=e.env,n=t.p,r=t.c.x-n.x,i=t.c.y-n.y;t.setOrigin(n.x,n.y),t.setXBase(r,i),t.setYBase(-i,r),t.c=this.coord.position(e)}}),_t(Ce.Pos.SetYBase,{toShape:function(e){var t=e.env;t.setYBase(t.c.x-t.origin.x,t.c.y-t.origin.y),t.c=this.coord.position(e)}}),_t(Ce.Pos.ConnectObject,{toShape:function(e){this.object.toConnectShape(e)}}),_t(Ce.Pos.DropObject,{toShape:function(e){this.object.toDropShape(e)}}),_t(Ce.Pos.Place,{toShape:function(e){var t=e.env;if(t.lastCurve.isDefined){var n,r=this.place,i=r.shaveP>0,a=r.shaveC>0,o=i?r.shaveP-1:0,u=a?r.shaveC-1:0;if(i&&(n=0),a&&(n=1),i==a&&(n=.5),void 0!==r.factor)if(r.factor.isIntercept){if(a=i=!1,void 0===(n=r.factor.value(e)))return}else n=r.factor.value(e);var s=pe.measure.length2em(r.slide.dimen.getOrElse("0"))+(o-u)*pe.measure.jot,c=t.lastCurve.tOfPlace(i,a,n,s),h=t.lastCurve.position(c),l=t.lastCurve.angle(c);return t.c=h,t.angle=l,c}}}),_t(Ce.Pos.PushCoord,{toShape:function(e){var t=e.env,n=this.coord.position(e);t.pushPos(n)}}),_t(Ce.Pos.EvalCoordThenPop,{toShape:function(e){var t=e.env;t.c=this.coord.position(e),t.popPos()}}),_t(Ce.Pos.LoadStack,{toShape:function(e){var t=e.env;t.startCapturePositions(),this.coord.position(e);var n=t.endCapturePositions();t.setStack(n),t.pushPos(t.c)}}),_t(Ce.Pos.DoCoord,{toShape:function(e){var t=e.env,n=this.coord;t.stack.reverse().foreach((function(r){t.c=r,n.position(e)}))}}),_t(Ce.Pos.InitStack,{toShape:function(e){e.env.initStack()}}),_t(Ce.Pos.EnterFrame,{toShape:function(e){e.env.enterStackFrame()}}),_t(Ce.Pos.LeaveFrame,{toShape:function(e){e.env.leaveStackFrame()}}),_t(Ce.Place.Factor,{value:function(e){return this.factor}}),_t(Ce.Place.Intercept,{value:function(e){var t=e.env;if(t.lastCurve.isDefined){var n=t.duplicate();n.angle=0,n.lastCurve=Lt.none,n.p=n.c=Bt.originPosition;var r=new xt(ft.none,n);this.pos.toShape(r);e.appendShapeToFront(r.shape),n.lastCurve.isDefined||(n.lastCurve=new Lt.Line(n.p,n.c,n.p,n.c,void 0));for(var i=[],a=t.lastCurve.segments(),o=n.lastCurve.segments(),u=0;u<a.length;u++)for(var s=0;s<o.length;s++)i=i.concat(At.findIntersections(a[u],o[s]));if(0===i.length){console.log("perhaps no curve intersection.");for(var c=t.lastCurve,h=n.lastCurve,l=1e-5,m=0,p=2,f=0,d=0,y=function(e){return 1/(1+Math.exp(-e))},v=function(e){var t=Math.exp(-e);return t/(1+t)/(1+t)},x=y(f),g=y(d),w=v(f),S=v(d),b=c.derivative(x),C=h.derivative(g),k=b.x*w,M=-C.x*S,P=b.y*w,O=-C.y*S,B=k*k+P*P,E=k*M+P*O,A=M*k+O*P,L=M*M+O*O,j=c.position(x),D=h.position(g),T=j.x-D.x,R=j.y-D.y,F=k*T+P*R,G=M*T+O*R,V=Math.sqrt(F*F+G*G)<l,_=.001*Math.max(B,L);!V&&m<100;){m++;do{var I=L+_,z=(B+_)*I-E*A,Q=(I*F-E*G)/z,W=(-A*F+B*G)/z;if(Q*Q+W*W<1.0000000000000002e-10*(f*f+d*d))V=!0;else{var N=f-Q,U=d-W,X=y(N),H=y(U),q=c.position(X),J=h.position(H),Z=q.x-J.x,Y=q.y-J.y,$=(T*T+R*R-(Z*Z+Y*Y))/(Q*(_*Q+F)+W*(_*W+G));if($>0){d=U,x=X,g=H,w=v(f=N),S=v(d),b=c.derivative(x),C=h.derivative(g),k=b.x*w,M=-C.x*S,B=k*k+(P=b.y*w)*P,E=k*M+P*(O=-C.y*S),A=M*k+O*P,L=M*M+O*O,F=k*(T=Z)+P*(R=Y),G=M*T+O*R,V=Math.sqrt(F*F+G*G)<l;var K=2*$-1;_+=Math.max(1/3,1-K*K*K),p=2}else _*=p,p*=2}}while(!(V||void 0!==$&&$>0))}return y(f)}var ee=(i[0][0].min+i[0][0].max)/2;for(u=1;u<i.length;u++){var te=(i[u][0].min+i[u][0].max)/2;ee>te&&(ee=te)}return ee}}}),_t(Ce.Pos.SavePos,{toShape:function(e){var t=e.env;t.savePos(this.id,new Rt.Position(t.c))}}),_t(Ce.Pos.SaveMacro,{toShape:function(e){e.env.savePos(this.id,new Rt.Macro(this.macro))}}),_t(Ce.Pos.SaveBase,{toShape:function(e){var t=e.env;t.savePos(this.id,new Rt.Base(t.origin,t.xBase,t.yBase))}}),_t(Ce.Pos.SaveStack,{toShape:function(e){var t=e.env;t.savePos(this.id,new Rt.Stack(t.stack))}}),_t(Ce.Object,{toDropShape:function(e){var t=e.env;if(void 0===t.c)return ft.none;var n=this.modifiers;if(n.isEmpty)return this.object.toDropShape(e);var r=t.duplicate(),i=new xt(ft.none,r),a=L.empty;n.foreach((function(e){e.preprocess(i,a),a=a.prepend(e)}));var o=this.object.toDropShape(i),u=r.c;if(void 0===u)return ft.none;var s=r.originalReferencePoint;return(r=t.duplicate()).c=u,r.originalReferencePoint=s,i=new xt(ft.none,r),o=n.head.modifyShape(i,o,n.tail),e.appendShapeToFront(o),t.c=r.c.move(t.c.x,t.c.y),o},toConnectShape:function(e){var t=e.env;if(void 0===t.c)return ft.none;var n=this.modifiers;if(n.isEmpty)return this.object.toConnectShape(e);var r=t.duplicate(),i=new xt(ft.none,r),a=L.empty;n.foreach((function(e){e.preprocess(i,a),a=a.prepend(e)}));var o=this.object.toConnectShape(i);t.angle=r.angle,t.lastCurve=r.lastCurve;var u=r.c;if(void 0===u)return ft.none;var s=r.originalReferencePoint;return(r=t.duplicate()).c=u,r.originalReferencePoint=s,i=new xt(ft.none,r),o=n.head.modifyShape(i,o,n.tail),e.appendShapeToFront(o),t.c=r.c.move(t.c.x,t.c.y),o},boundingBox:function(e){var t=e.duplicateEnv(),n=t.env;return n.angle=0,n.p=n.c=Bt.originPosition,t.shape=ft.none,this.toDropShape(t).getBoundingBox()}}),_t(Ce.ObjectBox,{toConnectShape:function(e){var t=(n=e.env).c,n=e.env,r=(pe.measure.thickness,n.p.edgePoint(n.c.x,n.c.y)),i=n.c.edgePoint(n.p.x,n.p.y);if(r.x!==i.x||r.y!==i.y){var a=new Et.Line(r,i).toShape(e,this,"196883","");return n.originalReferencePoint=t,a}return n.angle=0,n.lastCurve=Lt.none,n.originalReferencePoint=t,ft.none},boundingBox:function(e){var t=e.duplicateEnv(),n=t.env;return n.angle=0,n.p=n.c=Bt.originPosition,t.shape=ft.none,this.toDropShape(t).getBoundingBox()}}),_t(Ce.ObjectBox.WrapUpObject,{toDropShape:function(e){var t=e.env,n=this.object.toDropShape(e);return t.originalReferencePoint=t.c,n},toConnectShape:function(e){var t=e.env,n=this.object.toConnectShape(e);return t.originalReferencePoint=t.c,n}}),_t(Ce.ObjectBox.CompositeObject,{toDropShape:function(e){var t=e.env,n=t.c;if(void 0===n)return ft.none;var r=n,i=t.duplicate(),a=new xt(ft.none,i);this.objects.foreach((function(e){i.c=n;var t=e.toDropShape(a);r=rt.combineRect(r,i.c),r=rt.combineRect(r,t.getBoundingBox().toPoint())})),t.c=r;var o=a.shape;return e.appendShapeToFront(o),t.originalReferencePoint=n,o}}),_t(Ce.ObjectBox.Xybox,{toDropShape:function(e){var t=e.env,n=t.c;if(void 0===n)return ft.none;var r=new Bt,i=new xt(ft.none,r);this.posDecor.toShape(i);var a=i.shape,o=a.getBoundingBox();if(void 0===o)return ft.none;var u=Math.max(0,o.l-o.x),s=Math.max(0,o.r+o.x),c=Math.max(0,o.u+o.y),h=Math.max(0,o.d-o.y);t.c=new rt.Rect(n.x,n.y,{l:u,r:s,u:c,d:h}),t.originalReferencePoint=n;var l=new ft.TranslateShape(n.x,n.y,a);return e.appendShapeToFront(l),l}}),_t(Ce.ObjectBox.Xymatrix,{toDropShape:function(e){var t=e.env,n=t.c,r=this.xymatrix.toShape(e);return t.originalReferencePoint=n,r}}),_t(Ce.ObjectBox.Text,{toDropShape:function(e){var t=e.env,n=new ft.TextShape(t.c,this.math);return e.appendShapeToFront(n),t.c=n.getBoundingBox(),t.originalReferencePoint=n.getOriginalReferencePoint(),n}}),_t(Ce.ObjectBox.Empty,{toDropShape:function(e){var t=e.env;return t.originalReferencePoint=t.c,t.c=new rt.Point(t.c.x,t.c.y),ft.none}}),_t(Ce.ObjectBox.Txt,{toDropShape:function(e){var t=e.env;if(void 0===t.c)return ft.none;var n=this.textObject.toDropShape(e);return t.originalReferencePoint=t.c,n}}),_t(Ce.ObjectBox.Txt.Width.Vector,{width:function(e){return this.vector.xy().x}}),_t(Ce.ObjectBox.Txt.Width.Default,{width:function(e){var t=e.env.c;return t.r+t.l}}),_t(Ce.ObjectBox.Cir,{toDropShape:function(e){var t=e.env;if(void 0===t.c)return ft.none;t.originalReferencePoint=t.c;var n=this.radius.radius(e),r=t.c.x,i=t.c.y,a=this.cir.toDropShape(e,r,i,n);return t.c=new rt.Ellipse(r,i,n,n,n,n),a},toConnectShape:function(e){var t=e.env;return t.originalReferencePoint=t.c,ft.none}}),_t(Ce.ObjectBox.Cir.Radius.Vector,{radius:function(e){return this.vector.xy(e).x}}),_t(Ce.ObjectBox.Cir.Radius.Default,{radius:function(e){return e.env.c.r}}),_t(Ce.ObjectBox.Cir.Cir.Segment,{toDropShape:function(e,t,n,r){e.env;var i,a,o=this.startPointDegree(e),u=this.endPointDegree(e,o),s=u-o;if(0===(s=s<0?s+360:s))return ft.none;"^"===this.orient?(i=s>180?"1":"0",a="0"):(i=s>180?"0":"1",a="1");var c=Math.PI/180,h=t+r*Math.cos(o*c),l=n+r*Math.sin(o*c),m=t+r*Math.cos(u*c),p=n+r*Math.sin(u*c),f=new ft.CircleSegmentShape(t,n,h,l,r,i,a,m,p);return e.appendShapeToFront(f),f},startPointDegree:function(e){var t=this.startDiag.toString();return"^"===this.orient?this.diagToAngleACW(t):this.diagToAngleCW(t)},endPointDegree:function(e,t){var n=this.endDiag.toString();return"^"===this.orient?this.diagToAngleACW(n,t):this.diagToAngleCW(n,t)},diagToAngleACW:function(e,t){switch(e){case"l":return 90;case"r":return-90;case"d":return 180;case"u":return 0;case"dl":case"ld":return 135;case"dr":case"rd":return-135;case"ul":case"lu":return 45;case"ur":case"ru":return-45;default:return void 0!==t?t+180:0}},diagToAngleCW:function(e,t){switch(e){case"l":return-90;case"r":return 90;case"d":return 0;case"u":return 180;case"dl":case"ld":return-45;case"dr":case"rd":return 45;case"ul":case"lu":return-135;case"ur":case"ru":return 135;default:return void 0!==t?t+180:0}}}),_t(Ce.ObjectBox.Cir.Cir.Full,{toDropShape:function(e,t,n,r){var i=new ft.FullCircleShape(t,n,r);return e.appendShapeToFront(i),i}}),_t(Ce.ObjectBox.Frame,{toDropShape:function(e){var t=e.env;return t.originalReferencePoint=t.c,this.toDropFilledShape(e,"currentColor",!1)},toDropFilledShape:function(e,t,n){var r=e.env.c;if(void 0===r)return ft.none;var i=pe.measure.thickness,a=r.x,o=r.y,u=r.l,s=r.r,c=r.u,h=r.d,l=ft.none;switch(this.main){case"--":var m=3*i;if(n){var p=this.radius.xy(e);l=new ft.EllipseShape(a+(s-u)/2,o+(c-h)/2,p.x,p.y,!1,t,pe.measure.em2px(m)+" "+pe.measure.em2px(m))}else{var f=this.radius.radius(e);l=new ft.RectangleShape(a,o,u,s,c,h,f,!1,t,pe.measure.em2px(m)+" "+pe.measure.em2px(m))}break;case"==":m=3*i;if(n){p=this.radius.xy(e);l=new ft.EllipseShape(a+(s-u)/2,o+(c-h)/2,p.x,p.y,!0,t,pe.measure.em2px(m)+" "+pe.measure.em2px(m))}else{f=this.radius.radius(e);l=new ft.RectangleShape(a,o,u,s,c,h,f,!0,t,pe.measure.em2px(m)+" "+pe.measure.em2px(m))}break;case"o-":m=3*i,f=pe.measure.lineElementLength;l=new ft.RectangleShape(a,o,u,s,c,h,f,!1,t,pe.measure.em2px(m)+" "+pe.measure.em2px(m));break;case"oo":var d=(p=this.radius.xy(e)).x;l=new ft.EllipseShape(a+(s-u)/2,o+(c-h)/2,d,d,!0,t,void 0);break;case"ee":p=this.radius.xy(e);l=new ft.EllipseShape(a+(s-u)/2,o+(c-h)/2,p.x,p.y,!0,t,void 0);break;case"-,":var y=this.radius.depth(e);f=this.radius.radius(e);l=new ft.CompositeShape(new ft.RectangleShape(a,o,u,s,c,h,f,!1,t,void 0),new ft.BoxShadeShape(a,o,u,s,c,h,y));break;case".o":d=(p=this.radius.xy(e)).x;l=new ft.EllipseShape(a+(s-u)/2,o+(c-h)/2,d,d,!1,t,pe.measure.dottedDasharray);break;case"-o":m=3*i,d=(p=this.radius.xy(e)).x;l=new ft.EllipseShape(a+(s-u)/2,o+(c-h)/2,d,d,!1,t,pe.measure.em2px(m)+" "+pe.measure.em2px(m));break;case".e":p=this.radius.xy(e);l=new ft.EllipseShape(a+(s-u)/2,o+(c-h)/2,p.x,p.y,!1,t,pe.measure.dottedDasharray);break;case"-e":m=3*i,p=this.radius.xy(e);l=new ft.EllipseShape(a+(s-u)/2,o+(c-h)/2,p.x,p.y,!1,t,pe.measure.em2px(m)+" "+pe.measure.em2px(m));break;case"-":if(n){p=this.radius.xy(e);l=new ft.EllipseShape(a+(s-u)/2,o+(c-h)/2,p.x,p.y,!1,t,void 0)}else{f=this.radius.radius(e);l=new ft.RectangleShape(a,o,u,s,c,h,f,!1,t,void 0)}break;case"=":if(n){p=this.radius.xy(e);l=new ft.EllipseShape(a+(s-u)/2,o+(c-h)/2,p.x,p.y,!0,t,void 0)}else{f=this.radius.radius(e);l=new ft.RectangleShape(a,o,u,s,c,h,f,!0,t,void 0)}break;case".":if(n){p=this.radius.xy(e);l=new ft.EllipseShape(a+(s-u)/2,o+(c-h)/2,p.x,p.y,!1,t,pe.measure.dottedDasharray)}else{f=this.radius.radius(e);l=new ft.RectangleShape(a,o,u,s,c,h,f,!1,t,pe.measure.dottedDasharray)}break;case",":y=this.radius.depth(e);l=new ft.BoxShadeShape(a,o,u,s,c,h,y,t);break;case"o":d=(p=this.radius.xy(e)).x;l=new ft.EllipseShape(a+(s-u)/2,o+(c-h)/2,d,d,!1,t,void 0);break;case"e":p=this.radius.xy(e);l=new ft.EllipseShape(a+(s-u)/2,o+(c-h)/2,p.x,p.y,!1,t,void 0);break;case"\\{":l=new ft.LeftBrace(a-u,o,c,h,0,t);break;case"\\}":l=new ft.LeftBrace(a+s,o,h,c,180,t);break;case"^\\}":case"^\\{":l=new ft.LeftBrace(a,o+c,s,u,270,t);break;case"_\\{":case"_\\}":l=new ft.LeftBrace(a,o-h,u,s,90,t);break;case"(":l=new ft.LeftParenthesis(a-u,o+(c-h)/2,c+h,0,t);break;case")":l=new ft.LeftParenthesis(a+s,o+(c-h)/2,c+h,180,t);break;case"^(":case"^)":l=new ft.LeftParenthesis(a+(s-u)/2,o+c,u+s,270,t);break;case"_(":case"_)":l=new ft.LeftParenthesis(a+(s-u)/2,o-h,u+s,90,t);break;case"*":if(r.isCircle()){p=this.radius.xy(e);l=new ft.EllipseShape(a+(s-u)/2,o+(c-h)/2,p.x,p.y,!1,"currentColor",void 0,t,!0)}else{f=this.radius.radius(e);l=new ft.RectangleShape(a,o,u,s,c,h,f,!1,"currentColor",void 0,t,!0)}break;case"**":if(r.isCircle()){p=this.radius.xy(e);l=new ft.EllipseShape(a+(s-u)/2,o+(c-h)/2,p.x,p.y,!1,"currentColor",void 0,t,!1)}else{f=this.radius.radius(e);l=new ft.RectangleShape(a,o,u,s,c,h,f,!1,"currentColor",void 0,t,!1)}break;default:return ft.none}return e.appendShapeToFront(l),l},toConnectShape:function(e){var t=e.env,n=t.c,r=t.p;void 0!==n&&void 0!==r||ft.none,t.originalReferencePoint=n;var i=t.duplicate();i.c=r.combineRect(n);var a=new xt(ft.none,i),o=this.toDropShape(a);return e.appendShapeToFront(o),o}}),_t(Ce.ObjectBox.Frame.Radius.Vector,{radius:function(e){return this.vector.xy(e).x},depth:function(e){return this.vector.xy(e).x},xy:function(e){return this.vector.xy(e)}}),_t(Ce.ObjectBox.Frame.Radius.Default,{radius:function(e){return 0},depth:function(e){return pe.measure.thickness/2},xy:function(e){var t=e.env.c;return{x:(t.l+t.r)/2,y:(t.u+t.d)/2}}}),_t(Ce.ObjectBox.Dir,{toDropShape:function(e){var t=e.env,n=t.c;t.originalReferencePoint=n;var r=t.angle;if(void 0===n)return ft.none;t.c=new rt.Point(n.x,n.y);pe.measure.thickness;var i=ft.none;switch(this.main){case"":return ft.none;case">":switch(this.variant){case"2":var a=(i=new ft.GT2ArrowheadShape(n,r)).getRadius();t.c=new rt.Ellipse(n.x,n.y,a,a,a,a);break;case"3":a=(i=new ft.GT3ArrowheadShape(n,r)).getRadius();t.c=new rt.Ellipse(n.x,n.y,a,a,a,a);break;default:i="^"===this.variant?new ft.UpperGTArrowheadShape(n,r):"_"===this.variant?new ft.LowerGTArrowheadShape(n,r):new ft.GTArrowheadShape(n,r)}break;case"<":switch(this.variant){case"2":a=(i=new ft.LT2ArrowheadShape(n,r)).getRadius();t.c=new rt.Ellipse(n.x,n.y,a,a,a,a);break;case"3":a=(i=new ft.LT3ArrowheadShape(n,r)).getRadius();t.c=new rt.Ellipse(n.x,n.y,a,a,a,a);break;default:i="^"===this.variant?new ft.UpperLTArrowheadShape(n,r):"_"===this.variant?new ft.LowerLTArrowheadShape(n,r):new ft.LTArrowheadShape(n,r)}break;case"|":switch(this.variant){case"^":i=new ft.UpperColumnArrowheadShape(n,r);break;case"_":i=new ft.LowerColumnArrowheadShape(n,r);break;case"2":i=new ft.Column2ArrowheadShape(n,r);break;case"3":i=new ft.Column3ArrowheadShape(n,r);break;default:i=new ft.ColumnArrowheadShape(n,r)}break;case"(":switch(this.variant){case"^":i=new ft.UpperLParenArrowheadShape(n,r);break;case"_":i=new ft.LowerLParenArrowheadShape(n,r);break;default:i=new ft.LParenArrowheadShape(n,r)}break;case")":switch(this.variant){case"^":i=new ft.UpperRParenArrowheadShape(n,r);break;case"_":i=new ft.LowerRParenArrowheadShape(n,r);break;default:i=new ft.RParenArrowheadShape(n,r)}break;case"`":switch(this.variant){case"_":i=new ft.LowerBackquoteArrowheadShape(n,r);break;case"^":default:i=new ft.UpperBackquoteArrowheadShape(n,r)}break;case"'":switch(this.variant){case"_":i=new ft.LowerQuoteArrowheadShape(n,r);break;case"^":default:i=new ft.UpperQuoteArrowheadShape(n,r)}break;case"*":i=new ft.AsteriskArrowheadShape(n,0);break;case"o":i=new ft.OArrowheadShape(n,0);break;case"+":i=new ft.PlusArrowheadShape(n,r);break;case"x":i=new ft.XArrowheadShape(n,r);break;case"/":i=new ft.SlashArrowheadShape(n,r);break;case"-":case"--":pe.measure.lineElementLength;i="3"===this.variant?new ft.Line3ArrowheadShape(n,r):"2"===this.variant?new ft.Line2ArrowheadShape(n,r):new ft.LineArrowheadShape(n,r);break;case"=":case"==":i=new ft.Line2ArrowheadShape(n,r);break;case".":case"..":i="3"===this.variant?new ft.Dot3ArrowheadShape(n,r):"2"===this.variant?new ft.Dot2ArrowheadShape(n,r):new ft.DotArrowheadShape(n,r);break;case":":case"::":i=new ft.Dot2ArrowheadShape(n,r);break;case"~":case"~~":i="3"===this.variant?new ft.Tilde3ArrowheadShape(n,r):"2"===this.variant?new ft.Tilde2ArrowheadShape(n,r):new ft.TildeArrowheadShape(n,r);break;case">>":switch(this.variant){case"^":i=new ft.UpperGTGTArrowheadShape(n,r);break;case"_":i=new ft.LowerGTGTArrowheadShape(n,r);break;case"2":a=(i=new ft.GTGT2ArrowheadShape(n,r)).getRadius();t.c=new rt.Ellipse(n.x,n.y,a,a,a,a);break;case"3":a=(i=new ft.GTGT3ArrowheadShape(n,r)).getRadius();t.c=new rt.Ellipse(n.x,n.y,a,a,a,a);break;default:i=new ft.GTGTArrowheadShape(n,r)}break;case"<<":switch(this.variant){case"^":i=new ft.UpperLTLTArrowheadShape(n,r);break;case"_":i=new ft.LowerLTLTArrowheadShape(n,r);break;case"2":a=(i=new ft.LTLT2ArrowheadShape(n,r)).getRadius();t.c=new rt.Ellipse(n.x,n.y,a,a,a,a);break;case"3":a=(i=new ft.LTLT3ArrowheadShape(n,r)).getRadius();t.c=new rt.Ellipse(n.x,n.y,a,a,a,a);break;default:i=new ft.LTLTArrowheadShape(n,r)}break;case"||":switch(this.variant){case"^":i=new ft.UpperColumnColumnArrowheadShape(n,r);break;case"_":i=new ft.LowerColumnColumnArrowheadShape(n,r);break;case"2":i=new ft.ColumnColumn2ArrowheadShape(n,r);break;case"3":i=new ft.ColumnColumn3ArrowheadShape(n,r);break;default:i=new ft.ColumnColumnArrowheadShape(n,r)}break;case"|-":switch(this.variant){case"^":i=new ft.UpperColumnLineArrowheadShape(n,r);break;case"_":i=new ft.LowerColumnLineArrowheadShape(n,r);break;case"2":i=new ft.ColumnLine2ArrowheadShape(n,r);break;case"3":i=new ft.ColumnLine3ArrowheadShape(n,r);break;default:i=new ft.ColumnLineArrowheadShape(n,r)}break;case">|":i=new ft.GTColumnArrowheadShape(n,r);break;case">>|":i=new ft.GTGTColumnArrowheadShape(n,r);break;case"|<":i=new ft.ColumnLTArrowheadShape(n,r);break;case"|<<":i=new ft.ColumnLTLTArrowheadShape(n,r);break;case"//":i=new ft.SlashSlashArrowheadShape(n,r);break;case"=>":i=new ft.LineGT2ArrowheadShape(n,r);break;default:var o=pe.repositories.dirRepository.get(this.main);if(void 0===o)throw s("ExecutionError","\\dir "+this.variant+"{"+this.main+"} not defined.");i=o.toDropShape(e)}return e.appendShapeToFront(i),i},toConnectShape:function(e){var t=e.env;t.originalReferencePoint=t.c;pe.measure.thickness;var n=t.p.edgePoint(t.c.x,t.c.y),r=t.c.edgePoint(t.p.x,t.p.y);return n.x!==r.x||n.y!==r.y?new Et.Line(n,r).toShape(e,this,this.main,this.variant):(t.angle=0,t.lastCurve=Lt.none,ft.none)}}),_t(Ce.ObjectBox.Curve,{toDropShape:function(e){var t=e.env;return t.originalReferencePoint=t.c,ft.none},toConnectShape:function(e){var t=e.env;t.originalReferencePoint=t.c;var n=void 0,r=void 0;this.objects.foreach((function(e){n=e.objectForDrop(n),r=e.objectForConnect(r)})),void 0===n&&void 0===r&&(r=new Ce.Object(L.empty,new Ce.ObjectBox.Dir("","-")));pe.measure.thickness;var i=t.c,a=t.p,o=[];this.poslist.foreach((function(t){t.addPositions(o,e)})),t.c=i,t.p=a;var u=ft.none,s=a,c=i;switch(o.length){case 0:return s.x===c.x&&s.y===c.y?(t.lastCurve=Lt.none,t.angle=0,ft.none):void 0!==r?r.toConnectShape(e):n.toConnectShape(e);case 1:var h=(m=new Et.QuadBezier(s,o[0],c)).tOfShavedStart(s),l=m.tOfShavedEnd(c);if(void 0===h||void 0===l||h>=l)return t.angle=0,t.lastCurve=Lt.none,ft.none;u=m.toShape(e,n,r),t.lastCurve=new Lt.QuadBezier(m,h,l,u),t.angle=Math.atan2(c.y-s.y,c.x-s.x);break;case 2:var m;h=(m=new Et.CubicBezier(s,o[0],o[1],c)).tOfShavedStart(s),l=m.tOfShavedEnd(c);if(void 0===h||void 0===l||h>=l)return t.angle=0,t.lastCurve=Lt.none,ft.none;u=m.toShape(e,n,r),t.lastCurve=new Lt.CubicBezier(m,h,l,u),t.angle=Math.atan2(c.y-s.y,c.x-s.x);break;default:var p=new Et.CubicBSpline(s,o,c),f=new Et.CubicBeziers(p.toCubicBeziers());h=f.tOfShavedStart(s),l=f.tOfShavedEnd(c);if(void 0===h||void 0===l||h>=l)return t.angle=0,t.lastCurve=Lt.none,ft.none;u=f.toShape(e,n,r),t.lastCurve=new Lt.CubicBSpline(s,c,f,h,l,u),t.angle=Math.atan2(c.y-s.y,c.x-s.x)}return u}}),_t(Ce.ObjectBox.Curve.Object.Drop,{objectForDrop:function(e){return this.object},objectForConnect:function(e){return 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t=e.env,n=t.p,r=t.c,i=t.origin,a=t.yBase,o=r.y-n.y,u=n.x-r.x,s=r.x*n.y-r.y*n.x,h=a.y,l=-a.x,m=a.x*i.y-a.y*i.x,p=o*l-h*u;if(Math.abs(p)<c.machinePrecision)return console.log("there is no intersection point."),Bt.originPosition;var f=-(l*s-u*m)/p,d=(h*s-o*m)/p;return new rt.Point(f,d)}}),_t(Ce.Coord.Vector,{position:function(e){var t=this.vector.xy(e);return new rt.Point(t.x,t.y)}}),_t(Ce.Coord.Id,{position:function(e){return e.env.lookupPos(this.id).position(e)}}),_t(Ce.Coord.Group,{position:function(e){var t=e.env,n=t.origin,r=t.xBase,i=t.yBase,a=t.p;return this.posDecor.toShape(e),t.p=a,t.origin=n,t.xBase=r,t.yBase=i,t.c}}),_t(Ce.Coord.StackPosition,{position:function(e){return e.env.stackAt(this.number)}}),_t(Ce.Coord.DeltaRowColumn,{position:function(e){var t=e.env,n=t.xymatrixRow,r=t.xymatrixCol;if(void 0===n||void 0===r)throw s("ExecutionError","xymatrix rows and columns not found for "+this.toSring());var i=this.prefix+(n+this.dr)+","+(r+this.dc);return e.env.lookupPos(i,'in 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Ce.Modifier.Shape.L,r:new Ce.Modifier.Shape.R,u:new Ce.Modifier.Shape.U,d:new Ce.Modifier.Shape.D,c:new Ce.Modifier.Shape.C,aliceblue:new Ce.Modifier.Shape.ChangeColor("aliceblue"),antiquewhite:new Ce.Modifier.Shape.ChangeColor("antiquewhite"),aqua:new Ce.Modifier.Shape.ChangeColor("aqua"),aquamarine:new Ce.Modifier.Shape.ChangeColor("aquamarine"),azure:new Ce.Modifier.Shape.ChangeColor("azure"),beige:new Ce.Modifier.Shape.ChangeColor("beige"),bisque:new Ce.Modifier.Shape.ChangeColor("bisque"),black:new Ce.Modifier.Shape.ChangeColor("black"),blanchedalmond:new Ce.Modifier.Shape.ChangeColor("blanchedalmond"),blue:new Ce.Modifier.Shape.ChangeColor("blue"),blueviolet:new Ce.Modifier.Shape.ChangeColor("blueviolet"),brown:new Ce.Modifier.Shape.ChangeColor("brown"),burlywood:new Ce.Modifier.Shape.ChangeColor("burlywood"),cadetblue:new Ce.Modifier.Shape.ChangeColor("cadetblue"),chartreuse:new Ce.Modifier.Shape.ChangeColor("chartreuse"),chocolate:new Ce.Modifier.Shape.ChangeColor("chocolate"),coral:new Ce.Modifier.Shape.ChangeColor("coral"),cornflowerblue:new Ce.Modifier.Shape.ChangeColor("cornflowerblue"),cornsilk:new Ce.Modifier.Shape.ChangeColor("cornsilk"),crimson:new Ce.Modifier.Shape.ChangeColor("crimson"),cyan:new Ce.Modifier.Shape.ChangeColor("cyan"),darkblue:new Ce.Modifier.Shape.ChangeColor("darkblue"),darkcyan:new Ce.Modifier.Shape.ChangeColor("darkcyan"),darkgoldenrod:new Ce.Modifier.Shape.ChangeColor("darkgoldenrod"),darkgray:new Ce.Modifier.Shape.ChangeColor("darkgray"),darkgreen:new Ce.Modifier.Shape.ChangeColor("darkgreen"),darkgrey:new Ce.Modifier.Shape.ChangeColor("darkgrey"),darkkhaki:new Ce.Modifier.Shape.ChangeColor("darkkhaki"),darkmagenta:new Ce.Modifier.Shape.ChangeColor("darkmagenta"),darkolivegreen:new Ce.Modifier.Shape.ChangeColor("darkolivegreen"),darkorange:new Ce.Modifier.Shape.ChangeColor("darkorange"),darkorchid:new Ce.Modifier.Shape.ChangeColor("darkorchid"),darkred:new 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e.em(t)},em:r,em2px:o,axis_height:i,strokeWidth:e.length2em("0.04em"),thickness:a,jot:e.length2em("3pt"),objectmargin:e.length2em("3pt"),objectwidth:e.length2em("0pt"),objectheight:e.length2em("0pt"),labelmargin:e.length2em("2.5pt"),turnradius:e.length2em("10pt"),lineElementLength:e.length2em("5pt"),axisHeightLength:i*e.length2em("10pt"),dottedDasharray:n+" "+o(a)}}},{key:"append",value:function(e,t){this.adaptor.append(e,t)}},{key:"remove",value:function(e){this.adaptor.remove(e)}},{key:"svg",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{},n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:[];return this.adaptor.node(e,t,n,Cn)}},{key:"setAttribute",value:function(e,t,n,r){return this.adaptor.setAttribute(e,t,n,r)}},{key:"setStyle",value:function(e,t,n){this.adaptor.setStyle(e,t,n)}},{key:"drawTextObject",value:function(e,t,n){var r=pe.measure.length2em("0.2em"),i=t.xypicWrapper,a=i.getChildWrapper(e.math),o=a.adaptor,u=a.getBBox(),s=u.scale,c=(u.h+r)*s,h=(u.d+r)*s,l=(u.w+2*r)*s,m=(c+h)/2,p=l/2,f=e.c;if(e.originalBBox={H:c,D:h,W:l},!n){var d=a.html("mjx-xypic-object");o.append(i.getElement(),d),o.setStyle(d,"color",t.getCurrentColor()),a.toCHTML(d);var y=t.getOrigin();o.setAttribute(d,"data-x",f.x-p-y.x+r*s),o.setAttribute(d,"data-y",-f.y-m-y.y+r*s),o.setAttribute(d,"data-xypic-id",e.math.xypicTextObjectId),i.appendTextObject(d)}return f.toRect({u:m,d:m,l:p,r:p})}}]),n}(e),r=function(e){xn(n,e);var t=wn(n);function n(e,r){var i=arguments.length>2&&void 0!==arguments[2]?arguments[2]:null;return dn(this,n),t.call(this,e,r,i)}return vn(n,[{key:"kind",get:function(){return Ce.xypic.prototype.kind}},{key:"_toCHTML",value:function(e){var t=this.standardCHTMLnode(e);this.cthml=t;var n=this.adaptor;n.setStyle(t,"position","relative");var r=this.length2em("0.2em"),i=pe.measure.strokeWidth,a=1,o=0,u=1,s=pe.measure.em2px,c=rn.createSVG(this,a,o,u,i,"black",{viewBox:[0,-s(a+o),s(u),s(a+o)].join(" "),role:"img",focusable:!1,overflow:"visible"});pe.svgForDebug=c,pe.svgForTestLayout=c,n.append(t,c.svg);var h=this.node.cmd;if(h){var l=new Bt,m=new xt(ft.none,l);h.toShape(m);var p=m.shape;p.draw(c);var f=p.getBoundingBox();if(void 0!==f){var d=(f=new rt.Rect(0,0,{l:Math.max(0,-(f.x-f.l)),r:Math.max(0,f.x+f.r),u:Math.max(0,f.y+f.u),d:Math.max(0,-(f.y-f.d))})).x-f.l-r,y=-f.y-f.u-r,v=f.l+f.r+2*r,x=f.u+f.d+2*r;c.setWidth(v),c.setHeight(x),c.setAttribute("viewBox",[s(d),s(y),s(v),s(x)].join(" ")),n.setStyle(t,"vertical-align",kn(-f.d-r+pe.measure.axis_height)+"em");var g,w=pn(this._textObjects);try{for(w.s();!(g=w.n()).done;){var S=g.value,b=parseFloat(n.getAttribute(S,"data-x")),C=parseFloat(n.getAttribute(S,"data-y"));n.setStyle(S,"left",kn(b-d)+"em"),n.setStyle(S,"top",kn(C+f.y-f.d-.5*r)+"em")}}catch(e){w.e(e)}finally{w.f()}}else n.remove(c.svg)}else n.remove(c.svg)}}],[{key:"styles",get:function(){return{"mjx-xypic path":{"stroke-width":"inherit"},".MathJax mjx-xypic path":{"stroke-width":"inherit"},"mjx-xypic-object":{"text-align":"center",position:"absolute"}}}}]),n}(n);t[r.prototype.kind]=r;var i=function(e){xn(n,e);var t=wn(n);function n(e,r){var i=arguments.length>2&&void 0!==arguments[2]?arguments[2]:null;return dn(this,n),t.call(this,e,r,i)}return vn(n,[{key:"kind",get:function(){return Ce.xypic.newdir.prototype.kind}},{key:"_toCHTML",value:function(e){var t=this.node.cmd;pe.repositories.dirRepository.put(t.dirMain,t.compositeObject)}}]),n}(n);t[i.prototype.kind]=i;var a=function(e){xn(n,e);var t=wn(n);function n(e,r){var i,a=arguments.length>2&&void 0!==arguments[2]?arguments[2]:null;return dn(this,n),(i=t.call(this,e,r,a))._setupGraphics(),i.computeBBox(i.bbox),i.bboxComputed=!0,i}return vn(n,[{key:"kind",get:function(){return Ce.xypic.includegraphics.prototype.kind}},{key:"_setupGraphics",value:function(){this.setupMeasure(this);var e=new Bt,t=new xt(ft.none,e),n=this.node.cmd;if(n.setup(t),!e.includegraphicsWidth.isDefined||!e.includegraphicsHeight.isDefined)throw s("ExecutionError","the 'width' and 'height' attributes of the \\includegraphics are required.");var r=e.includegraphicsWidth.get,i=e.includegraphicsHeight.get;this.imageWidth=this.length2em(r),this.imageHeight=this.length2em(i),this.filepath=n.filepath}},{key:"computeBBox",value:function(e){e.empty(),e.updateFrom(new Ut.bK({w:this.imageWidth,h:this.imageHeight,d:0}))}},{key:"_toCHTML",value:function(e){var t=this.standardCHTMLnode(e);this.cthml=t,this.adaptor.setStyle(t,"position","relative"),this.adaptor.setStyle(t,"vertical-align","0em");var n=this.html("img");this.adaptor.setAttribute(n,"src",this.filepath),this.adaptor.setStyle(n,"width",kn(this.imageWidth)+"em"),this.adaptor.setStyle(n,"height",kn(this.imageHeight)+"em"),this.adaptor.append(t,n)}}]),n}(n);t[a.prototype.kind]=a}void 0!==Wt.wO&&Mn(Wt.wO,Nt.w);var Pn=n(511),On=n(0);function Bn(e){return(Bn="function"==typeof Symbol&&"symbol"==typeof Symbol.iterator?function(e){return typeof e}:function(e){return e&&"function"==typeof Symbol&&e.constructor===Symbol&&e!==Symbol.prototype?"symbol":typeof e})(e)}function En(e,t){var n="undefined"!=typeof Symbol&&e[Symbol.iterator]||e["@@iterator"];if(!n){if(Array.isArray(e)||(n=function(e,t){if(!e)return;if("string"==typeof e)return An(e,t);var n=Object.prototype.toString.call(e).slice(8,-1);"Object"===n&&e.constructor&&(n=e.constructor.name);if("Map"===n||"Set"===n)return Array.from(e);if("Arguments"===n||/^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(n))return An(e,t)}(e))||t&&e&&"number"==typeof e.length){n&&(e=n);var r=0,i=function(){};return{s:i,n:function(){return r>=e.length?{done:!0}:{done:!1,value:e[r++]}},e:function(e){throw e},f:i}}throw new TypeError("Invalid attempt to iterate non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method.")}var a,o=!0,u=!1;return{s:function(){n=n.call(e)},n:function(){var e=n.next();return o=e.done,e},e:function(e){u=!0,a=e},f:function(){try{o||null==n.return||n.return()}finally{if(u)throw a}}}}function An(e,t){(null==t||t>e.length)&&(t=e.length);for(var n=0,r=new Array(t);n<t;n++)r[n]=e[n];return r}function Ln(e,t){if(!(e instanceof t))throw new TypeError("Cannot call a class as a function")}function jn(e,t){for(var n=0;n<t.length;n++){var r=t[n];r.enumerable=r.enumerable||!1,r.configurable=!0,"value"in r&&(r.writable=!0),Object.defineProperty(e,r.key,r)}}function Dn(e,t,n){return t&&jn(e.prototype,t),n&&jn(e,n),e}function Tn(e,t){if("function"!=typeof t&&null!==t)throw new TypeError("Super expression must either be null or a function");e.prototype=Object.create(t&&t.prototype,{constructor:{value:e,writable:!0,configurable:!0}}),t&&Rn(e,t)}function Rn(e,t){return(Rn=Object.setPrototypeOf||function(e,t){return e.__proto__=t,e})(e,t)}function Fn(e){var t=function(){if("undefined"==typeof Reflect||!Reflect.construct)return!1;if(Reflect.construct.sham)return!1;if("function"==typeof Proxy)return!0;try{return Boolean.prototype.valueOf.call(Reflect.construct(Boolean,[],(function(){}))),!0}catch(e){return!1}}();return function(){var n,r=Vn(e);if(t){var i=Vn(this).constructor;n=Reflect.construct(r,arguments,i)}else n=r.apply(this,arguments);return Gn(this,n)}}function Gn(e,t){return!t||"object"!==Bn(t)&&"function"!=typeof t?function(e){if(void 0===e)throw new ReferenceError("this hasn't been initialised - super() hasn't been called");return e}(e):t}function Vn(e){return(Vn=Object.setPrototypeOf?Object.getPrototypeOf:function(e){return e.__proto__||Object.getPrototypeOf(e)})(e)}var _n="http://www.w3.org/2000/svg",In=He;function zn(e,t){var n=function(e){Tn(n,e);var t=Fn(n);function n(e,r){var i,a=arguments.length>2&&void 0!==arguments[2]?arguments[2]:null;Ln(this,n),i=t.call(this,e,r,a);for(var o=pe.wrapperOfTextObjectMap,u=r.textMmls,s=i.childNodes,c=u.length,h=0;h<c;h++){var l=u[h].xypicTextObjectId;o[l]=s[h]}return i._textObjects=[],i}return Dn(n,[{key:"getElement",value:function(){return this.svgNode}},{key:"appendTextObject",value:function(e){this._textObjects.push(e)}},{key:"getChildWrapper",value:function(e){var t=e.xypicTextObjectId;if(null==t)throw s("IllegalStateError","BUG");var n=pe.wrapperOfTextObjectMap[t];if(null==n)throw s("IllegalStateError","unknown textObjectId:"+t);return n}},{key:"toSVG",value:function(e){var t=pe.svgForDebug,n=pe.svgForTestLayout;this._textObjects=[],this.setupMeasure(this),this._toSVG(e),pe.svgForDebug=t,pe.svgForTestLayout=n}},{key:"setupMeasure",value:function(e){var t=He,n=e.length2em("1em"),r=parseFloat(e.px(100).replace("px",""))/100,i=e.font.params.axis_height,a=e.length2em("0.15em"),o=function(t){return Math.round(parseFloat(e.px(100*t).replace("px","")))/100};pe.measure={length2em:function(n){return t(e.length2em(n))},oneem:n,em2length:function(e){return t(e/n)+"em"},Em:function(t){return e.em(t)},em:r,em2px:o,axis_height:i,strokeWidth:e.length2em("0.04em"),thickness:a,jot:e.length2em("3pt"),objectmargin:e.length2em("3pt"),objectwidth:e.length2em("0pt"),objectheight:e.length2em("0pt"),labelmargin:e.length2em("2.5pt"),turnradius:e.length2em("10pt"),lineElementLength:e.length2em("5pt"),axisHeightLength:i*e.length2em("10pt"),dottedDasharray:n+" "+o(a)}}},{key:"append",value:function(e,t){this.adaptor.append(e,t)}},{key:"remove",value:function(e){this.adaptor.remove(e)}},{key:"svg",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{},n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:[];return this.adaptor.node(e,t,n,_n)}},{key:"setAttribute",value:function(e,t,n,r){return this.adaptor.setAttribute(e,t,n,r)}},{key:"setStyle",value:function(e,t,n){this.adaptor.setStyle(e,t,n)}},{key:"drawTextObject",value:function(e,t,n){var r=pe.measure.length2em("0.2em"),i=t.xypicWrapper,a=i.getChildWrapper(e.math),o=a.adaptor,u=a.getBBox(),s=u.scale,c=(u.h+r)*s,h=(u.d+r)*s,l=(u.w+2*r)*s,m=(c+h)/2,p=l/2,f=e.c;if(e.originalBBox={H:c,D:h,W:l},!n){var d=a.svg("g");o.append(i.getElement(),d),o.setAttribute(d,"stroke",t.getCurrentColor()),o.setAttribute(d,"fill",t.getCurrentColor()),a.toSVG(d);var y=t.getOrigin();o.setAttribute(d,"data-x",f.x-p-y.x+r*s),o.setAttribute(d,"data-y",-f.y+(c-h)/2-y.y),o.setAttribute(d,"data-xypic-id",e.math.xypicTextObjectId),i.appendTextObject(d)}return f.toRect({u:m,d:m,l:p,r:p})}}]),n}(e),r=function(e){Tn(n,e);var t=Fn(n);function n(e,r){var i,a=arguments.length>2&&void 0!==arguments[2]?arguments[2]:null;return Ln(this,n),(i=t.call(this,e,r,a)).shape=null,i}return Dn(n,[{key:"computeBBox",value:function(e){e.empty();var t=this.node.cmd;if(t){var n=this.length2em("0.2em");if(null==this.shape){var r=pe.svgForDebug,i=pe.svgForTestLayout;this._textObjects=[],this.setupMeasure(this);this.adaptor;var a=pe.measure.strokeWidth,o=1,u=0,s=1,c=pe.measure.em2px,h="black",l=rn.createSVG(this,o,u,s,a,h,{viewBox:[0,-c(o+u),c(s),c(o+u)].join(" "),role:"img",focusable:!1,overflow:"visible"});pe.svgForDebug=l,pe.svgForTestLayout=l;var m=new Bt,p=new xt(ft.none,m);t.toShape(p);var f=p.shape;this.shape=f,pe.svgForDebug=r,pe.svgForTestLayout=i}var d=this.shape,y=d.getBoundingBox();void 0!==y&&(y=new rt.Rect(0,0,{l:Math.max(0,-(y.x-y.l)),r:Math.max(0,y.x+y.r),u:Math.max(0,y.y+y.u),d:Math.max(0,-(y.y-y.d))}),e.updateFrom(new Ut.bK({w:y.l+y.r+2*n,h:y.u+2*n,d:y.d})))}}},{key:"kind",get:function(){return Ce.xypic.prototype.kind}},{key:"_toSVG",value:function(e){var t=this.standardSVGnode(e);this.svgNode=t;var n=this.adaptor,r=this.length2em("0.2em"),i=pe.measure.strokeWidth,a=1,o=0,u=1,s=pe.measure.em2px,c=rn.createSVG(this,a,o,u,i,"black",{viewBox:[0,-s(a+o),s(u),s(a+o)].join(" "),role:"img",focusable:!1,overflow:"visible"});pe.svgForDebug=c,pe.svgForTestLayout=c,n.append(t,c.drawArea);var h=this.node.cmd;if(h){if(null==this.shape){var l=new Bt,m=new xt(ft.none,l);h.toShape(m);var p=m.shape;this.shape=p}var f=this.shape;f.draw(c);var d=f.getBoundingBox();if(void 0!==d){var y=(d=new rt.Rect(0,0,{l:Math.max(0,-(d.x-d.l)),r:Math.max(0,d.x+d.r),u:Math.max(0,d.y+d.u),d:Math.max(0,-(d.y-d.d))})).x-d.l-r,v=-d.y-d.u-r,x=d.l+d.r+2*r,g=d.u+d.d+2*r;c.setWidth(x),c.setHeight(g),c.setAttribute("viewBox",[s(y),s(v),s(x),s(g)].join(" "));var w=this.fixed(1)/s(1);n.setAttribute(c.drawArea,"transform","translate("+this.fixed(-y)+","+this.fixed(d.y+pe.measure.axis_height)+") scale("+w+", "+-w+")");var S,b=En(this._textObjects);try{for(b.s();!(S=b.n()).done;){var C=S.value,k=parseFloat(n.getAttribute(C,"data-x")),M=parseFloat(n.getAttribute(C,"data-y")),P=k-y,O=-M+d.y+pe.measure.axis_height;this.place(P,O,C)}}catch(e){b.e(e)}finally{b.f()}}else n.remove(c.drawArea)}else n.remove(c.drawArea)}}],[{key:"styles",get:function(){return{'g[data-mml-node="xypic"] path':{"stroke-width":"inherit"},'.MathJax g[data-mml-node="xypic"] path':{"stroke-width":"inherit"}}}}]),n}(n);t[r.prototype.kind]=r;var i=function(e){Tn(n,e);var t=Fn(n);function n(e,r){var i=arguments.length>2&&void 0!==arguments[2]?arguments[2]:null;return Ln(this,n),t.call(this,e,r,i)}return Dn(n,[{key:"kind",get:function(){return Ce.xypic.newdir.prototype.kind}},{key:"computeBBox",value:function(e){var t=this.node.cmd;pe.repositories.dirRepository.put(t.dirMain,t.compositeObject)}},{key:"_toSVG",value:function(e){var t=this.node.cmd;pe.repositories.dirRepository.put(t.dirMain,t.compositeObject)}}]),n}(n);t[i.prototype.kind]=i;var a=function(e){Tn(n,e);var t=Fn(n);function n(e,r){var i,a=arguments.length>2&&void 0!==arguments[2]?arguments[2]:null;return Ln(this,n),(i=t.call(this,e,r,a))._setupGraphics(),i.computeBBox(i.bbox),i.bboxComputed=!0,i}return Dn(n,[{key:"kind",get:function(){return Ce.xypic.includegraphics.prototype.kind}},{key:"_setupGraphics",value:function(){this.setupMeasure(this);var e=new Bt,t=new xt(ft.none,e),n=this.node.cmd;if(n.setup(t),!e.includegraphicsWidth.isDefined||!e.includegraphicsHeight.isDefined)throw s("ExecutionError","the 'width' and 'height' attributes of the \\includegraphics are required.");var r=e.includegraphicsWidth.get,i=e.includegraphicsHeight.get;this.imageWidth=this.length2em(r),this.imageHeight=this.length2em(i),this.filepath=n.filepath}},{key:"computeBBox",value:function(e){e.empty(),e.updateFrom(new Ut.bK({w:this.imageWidth,h:this.imageHeight,d:0}))}},{key:"_toSVG",value:function(e){var t=this.standardSVGnode(e);this.svgNode=t;var n=this.fixed(1),r=this.svg("image",{x:"0",y:"0",preserveAspectRatio:"none",width:In(this.imageWidth),height:In(this.imageHeight),transform:"scale("+n+","+-n+") translate(0,"+In(-this.imageHeight)+")"});this.adaptor.setAttribute(r,"xlink:href",this.filepath,"http://www.w3.org/1999/xlink"),this.adaptor.append(t,r)}}]),n}(n);t[a.prototype.kind]=a}void 0!==Pn.y&&zn(Pn.y,On.N);var Qn=MathJax._.components.loader.Loader;Qn&&(MathJax._.output.chtml.Wrapper.CHTMLWrapper||Qn.ready("output/chtml").then((function(){var e=MathJax._.output.chtml;Mn(e.Wrapper.CHTMLWrapper,e.Wrappers_ts.CHTMLWrappers)})).catch((function(e){return console.log("Caught",e)})),MathJax._.output.svg.Wrapper.SVGWrapper||Qn.ready("output/svg").then((function(){var e=MathJax._.output.svg;zn(e.Wrapper.SVGWrapper,e.Wrappers_ts.SVGWrappers)})).catch((function(e){return console.log("Caught",e)})))}()}();
\ No newline at end of file
diff --git a/src/output/CHTMLWrappers.js b/src/output/CHTMLWrappers.js
index 01ee8aa..87c13a3 100644
--- a/src/output/CHTMLWrappers.js
+++ b/src/output/CHTMLWrappers.js
@@ -165,9 +165,6 @@ export function CreateCHTMLWrapper(wrapper, wrappers) {
 				const thisRoot = textObjectWrapper.html("mjx-xypic-object");
 				adaptor.append(parent.getElement(), thisRoot);
 
-				// TODO define CSS
-				adaptor.setStyle(thisRoot, "text-align", "center");
-				adaptor.setStyle(thisRoot, "position", "absolute");
 				adaptor.setStyle(thisRoot, "color", svg.getCurrentColor());
 				textObjectWrapper.toCHTML(thisRoot);
 
@@ -221,6 +218,10 @@ export function CreateCHTMLWrapper(wrapper, wrappers) {
 				},
 				'.MathJax mjx-xypic path': {
 					"stroke-width": "inherit"
+				},
+				'mjx-xypic-object': {
+					"text-align": "center",
+					"position": "absolute"
 				}
 			};
 		}