1 line
31 KiB
JavaScript
1 line
31 KiB
JavaScript
(function(){var t=function(){"use strict";function t(){return{LEFT:0,RIGHT:1,INTERSECTS:2,AHEAD:3,BEHIND:4,SEPARATE:5,UNDEFINED:6}}var e=Math.tan,s=Math.pow,i=Math.cos,h=Math.sin,a=Math.PI,n=Math.sqrt,l=Math.max,r=Math.min,o=Math.abs,c=Number.MAX_VALUE;class p{constructor(e,s,i,h){this.RoughSegmentRelationConst=t(),this.px1=e,this.py1=s,this.px2=i,this.py2=h,this.xi=c,this.yi=c,this.a=h-s,this.b=e-i,this.c=i*s-e*h,this._undefined=0==this.a&&0==this.b&&0==this.c}isUndefined(){return this._undefined}compare(t){if(this.isUndefined()||t.isUndefined())return this.RoughSegmentRelationConst.UNDEFINED;var e=c,s=c,i=0,h=0,a=this.a,n=this.b,p=this.c;return 1e-5<o(n)&&(e=-a/n,i=-p/n),1e-5<o(t.b)&&(s=-t.a/t.b,h=-t.c/t.b),e==c?s==c?-p/a==-t.c/t.a?this.py1>=r(t.py1,t.py2)&&this.py1<=l(t.py1,t.py2)?(this.xi=this.px1,this.yi=this.py1,this.RoughSegmentRelationConst.INTERSECTS):this.py2>=r(t.py1,t.py2)&&this.py2<=l(t.py1,t.py2)?(this.xi=this.px2,this.yi=this.py2,this.RoughSegmentRelationConst.INTERSECTS):this.RoughSegmentRelationConst.SEPARATE:this.RoughSegmentRelationConst.SEPARATE:(this.xi=this.px1,this.yi=s*this.xi+h,-1e-5>(this.py1-this.yi)*(this.yi-this.py2)||-1e-5>(t.py1-this.yi)*(this.yi-t.py2)?this.RoughSegmentRelationConst.SEPARATE:1e-5>o(t.a)&&-1e-5>(t.px1-this.xi)*(this.xi-t.px2)?this.RoughSegmentRelationConst.SEPARATE:this.RoughSegmentRelationConst.INTERSECTS):s==c?(this.xi=t.px1,this.yi=e*this.xi+i,-1e-5>(t.py1-this.yi)*(this.yi-t.py2)||-1e-5>(this.py1-this.yi)*(this.yi-this.py2)?this.RoughSegmentRelationConst.SEPARATE:1e-5>o(a)&&-1e-5>(this.px1-this.xi)*(this.xi-this.px2)?this.RoughSegmentRelationConst.SEPARATE:this.RoughSegmentRelationConst.INTERSECTS):e==s?i==h?this.px1>=r(t.px1,t.px2)&&this.px1<=l(t.py1,t.py2)?(this.xi=this.px1,this.yi=this.py1,this.RoughSegmentRelationConst.INTERSECTS):this.px2>=r(t.px1,t.px2)&&this.px2<=l(t.px1,t.px2)?(this.xi=this.px2,this.yi=this.py2,this.RoughSegmentRelationConst.INTERSECTS):this.RoughSegmentRelationConst.SEPARATE:this.RoughSegmentRelationConst.SEPARATE:(this.xi=(h-i)/(e-s),this.yi=e*this.xi+i,-1e-5>(this.px1-this.xi)*(this.xi-this.px2)||-1e-5>(t.px1-this.xi)*(this.xi-t.px2)?this.RoughSegmentRelationConst.SEPARATE:this.RoughSegmentRelationConst.INTERSECTS)}getLength(){return this._getLength(this.px1,this.py1,this.px2,this.py2)}_getLength(t,e,s,i){var h=s-t,a=i-e;return n(h*h+a*a)}}class f{constructor(t,e,s,i,h,a,n,l){this.top=t,this.bottom=e,this.left=s,this.right=i,this.gap=h,this.sinAngle=a,this.tanAngle=l,1e-4>o(a)?this.pos=s+h:.9999<o(a)?this.pos=t+h:(this.deltaX=(e-t)*o(l),this.pos=s-o(this.deltaX),this.hGap=o(h/n),this.sLeft=new p(s,e,s,t),this.sRight=new p(i,e,i,t))}getNextLine(){if(1e-4>o(this.sinAngle)){if(this.pos<this.right){let t=[this.pos,this.top,this.pos,this.bottom];return this.pos+=this.gap,t}}else if(.9999<o(this.sinAngle)){if(this.pos<this.bottom){let t=[this.left,this.pos,this.right,this.pos];return this.pos+=this.gap,t}}else{let e=this.pos-this.deltaX/2,s=this.pos+this.deltaX/2,i=this.bottom,h=this.top;if(this.pos<this.right+this.deltaX){for(;e<this.left&&s<this.left||e>this.right&&s>this.right;)if(this.pos+=this.hGap,e=this.pos-this.deltaX/2,s=this.pos+this.deltaX/2,this.pos>this.right+this.deltaX)return null;let a=new p(e,i,s,h);a.compare(this.sLeft)==t().INTERSECTS&&(e=a.xi,i=a.yi),a.compare(this.sRight)==t().INTERSECTS&&(s=a.xi,h=a.yi),0<this.tanAngle&&(e=this.right-(e-this.left),s=this.right-(s-this.left));let n=[e,i,s,h];return this.pos+=this.hGap,n}}return null}}class u{constructor(t,e){this.type=t,this.text=e}isType(t){return this.type===t}}class g{constructor(t){this.PARAMS={A:["rx","ry","x-axis-rotation","large-arc-flag","sweep-flag","x","y"],a:["rx","ry","x-axis-rotation","large-arc-flag","sweep-flag","x","y"],C:["x1","y1","x2","y2","x","y"],c:["x1","y1","x2","y2","x","y"],H:["x"],h:["x"],L:["x","y"],l:["x","y"],M:["x","y"],m:["x","y"],Q:["x1","y1","x","y"],q:["x1","y1","x","y"],S:["x2","y2","x","y"],s:["x2","y2","x","y"],T:["x","y"],t:["x","y"],V:["y"],v:["y"],Z:[],z:[]},this.COMMAND=0,this.NUMBER=1,this.EOD=2,this.segments=[],this.d=t||"",this.parseData(t),this.processPoints()}loadFromSegments(t){this.segments=t,this.processPoints()}processPoints(){let t=null,e=[0,0];for(let s,i=0;i<this.segments.length;i++){switch(s=this.segments[i],s.key){case"M":case"L":case"T":s.point=[s.data[0],s.data[1]];break;case"m":case"l":case"t":s.point=[s.data[0]+e[0],s.data[1]+e[1]];break;case"H":s.point=[s.data[0],e[1]];break;case"h":s.point=[s.data[0]+e[0],e[1]];break;case"V":s.point=[e[0],s.data[0]];break;case"v":s.point=[e[0],s.data[0]+e[1]];break;case"z":case"Z":t&&(s.point=[t[0],t[1]]);break;case"C":s.point=[s.data[4],s.data[5]];break;case"c":s.point=[s.data[4]+e[0],s.data[5]+e[1]];break;case"S":s.point=[s.data[2],s.data[3]];break;case"s":s.point=[s.data[2]+e[0],s.data[3]+e[1]];break;case"Q":s.point=[s.data[2],s.data[3]];break;case"q":s.point=[s.data[2]+e[0],s.data[3]+e[1]];break;case"A":s.point=[s.data[5],s.data[6]];break;case"a":s.point=[s.data[5]+e[0],s.data[6]+e[1]]}("m"===s.key||"M"===s.key)&&(t=null),s.point&&(e=s.point,!t&&(t=s.point)),("z"===s.key||"Z"===s.key)&&(t=null)}}get closed(){if(void 0===this._closed){this._closed=!1;for(let t of this.segments)"z"===t.key.toLowerCase()&&(this._closed=!0)}return this._closed}parseData(t){var e=this.tokenize(t),s=0,i=e[s],h="BOD";for(this.segments=[];!i.isType(this.EOD);){var a,n=[];if("BOD"!=h)i.isType(this.NUMBER)?a=this.PARAMS[h].length:(s++,a=this.PARAMS[i.text].length,h=i.text);else{if("M"!=i.text&&"m"!=i.text)return this.parseData("M0,0"+t);s++,a=this.PARAMS[i.text].length,h=i.text}if(s+a<e.length){for(var l,r=s;r<s+a;r++){if(l=e[r],!l.isType(this.NUMBER))return void console.error("Parameter type is not a number: "+h+","+l.text);n[n.length]=l.text}var o;if(!this.PARAMS[h])return void console.error("Unsupported segment type: "+h);o={key:h,data:n},this.segments.push(o),s+=a,i=e[s],"M"==h&&(h="L"),"m"==h&&(h="l")}else console.error("Path data ended before all parameters were found")}}tokenize(t){for(var e=[];""!=t;)if(t.match(/^([ \t\r\n,]+)/))t=t.substr(RegExp.$1.length);else if(t.match(/^([aAcChHlLmMqQsStTvVzZ])/))e[e.length]=new u(this.COMMAND,RegExp.$1),t=t.substr(RegExp.$1.length);else{if(!t.match(/^(([-+]?[0-9]+(\.[0-9]*)?|[-+]?\.[0-9]+)([eE][-+]?[0-9]+)?)/))return console.error("Unrecognized segment command: "+t),null;e[e.length]=new u(this.NUMBER,parseFloat(RegExp.$1)),t=t.substr(RegExp.$1.length)}return e[e.length]=new u(this.EOD,null),e}}class d{constructor(t){this.d=t,this.parsed=new g(t),this._position=[0,0],this.bezierReflectionPoint=null,this.quadReflectionPoint=null,this._first=null}get segments(){return this.parsed.segments}get closed(){return this.parsed.closed}get linearPoints(){if(!this._linearPoints){const t=[];let e=[];for(let s of this.parsed.segments){let i=s.key.toLowerCase();("m"===i||"z"===i)&&(e.length&&(t.push(e),e=[]),"z"===i)||s.point&&e.push(s.point)}e.length&&(t.push(e),e=[]),this._linearPoints=t}return this._linearPoints}get first(){return this._first}set first(t){this._first=t}setPosition(t,e){this._position=[t,e],this._first||(this._first=[t,e])}get position(){return this._position}get x(){return this._position[0]}get y(){return this._position[1]}}class _{constructor(t,e,s,l,r,c){const p=a/180;if(this._segIndex=0,this._numSegs=0,t[0]==e[0]&&t[1]==e[1])return;this._rx=o(s[0]),this._ry=o(s[1]),this._sinPhi=h(l*p),this._cosPhi=i(l*p);var f,u=this._cosPhi*(t[0]-e[0])/2+this._sinPhi*(t[1]-e[1])/2,g=-this._sinPhi*(t[0]-e[0])/2+this._cosPhi*(t[1]-e[1])/2,d=this._rx*this._rx*this._ry*this._ry-this._rx*this._rx*g*g-this._ry*this._ry*u*u;if(0>d){let t=n(1-d/(this._rx*this._rx*this._ry*this._ry));this._rx=t,this._ry=t,f=0}else f=(r==c?-1:1)*n(d/(this._rx*this._rx*g*g+this._ry*this._ry*u*u));let _=f*this._rx*g/this._ry,y=-f*this._ry*u/this._rx;this._C=[0,0],this._C[0]=this._cosPhi*_-this._sinPhi*y+(t[0]+e[0])/2,this._C[1]=this._sinPhi*_+this._cosPhi*y+(t[1]+e[1])/2,this._theta=this.calculateVectorAngle(1,0,(u-_)/this._rx,(g-y)/this._ry);let x=this.calculateVectorAngle((u-_)/this._rx,(g-y)/this._ry,(-u-_)/this._rx,(-g-y)/this._ry);!c&&0<x?x-=2*a:c&&0>x&&(x+=2*a),this._numSegs=Math.ceil(o(x/(a/2))),this._delta=x/this._numSegs,this._T=8/3*h(this._delta/4)*h(this._delta/4)/h(this._delta/2),this._from=t}getNextSegment(){var t,e,s;if(this._segIndex==this._numSegs)return null;let a=i(this._theta),n=h(this._theta),l=this._theta+this._delta,r=i(l),o=h(l);return s=[this._cosPhi*this._rx*r-this._sinPhi*this._ry*o+this._C[0],this._sinPhi*this._rx*r+this._cosPhi*this._ry*o+this._C[1]],t=[this._from[0]+this._T*(-this._cosPhi*this._rx*n-this._sinPhi*this._ry*a),this._from[1]+this._T*(-this._sinPhi*this._rx*n+this._cosPhi*this._ry*a)],e=[s[0]+this._T*(this._cosPhi*this._rx*o+this._sinPhi*this._ry*r),s[1]+this._T*(this._sinPhi*this._rx*o-this._cosPhi*this._ry*r)],this._theta=l,this._from=[s[0],s[1]],this._segIndex++,{cp1:t,cp2:e,to:s}}calculateVectorAngle(t,e,s,i){var h=Math.atan2;let n=h(e,t),l=h(i,s);return l>=n?l-n:2*a-(n-l)}}class y{constructor(t,e){this.sets=t,this.closed=e}fit(t){let e=[];for(const s of this.sets){let i=s.length,h=Math.floor(t*i);if(5>h){if(5>=i)continue;h=5}e.push(this.reduce(s,h))}let s="";for(const t of e){for(let e,i=0;i<t.length;i++)e=t[i],s+=0===i?"M"+e[0]+","+e[1]:"L"+e[0]+","+e[1];this.closed&&(s+="z ")}return s}distance(t,e){return n(s(t[0]-e[0],2)+s(t[1]-e[1],2))}reduce(t,e){if(t.length<=e)return t;let s=t.slice(0);for(;s.length>e;){let t=-1,e=-1;for(let i=1;i<s.length-1;i++){let h=this.distance(s[i-1],s[i]),a=this.distance(s[i],s[i+1]),l=this.distance(s[i-1],s[i+1]),r=(h+a+l)/2,o=n(r*(r-h)*(r-a)*(r-l));(0>t||o<t)&&(t=o,e=i)}if(!(0<e))break;s.splice(e,1)}return s}}class x{line(t,e,s,i,h){let a=this._doubleLine(t,e,s,i,h);return{type:"path",ops:a}}linearPath(t,e,s){const i=(t||[]).length;if(2<i){let h=[];for(let e=0;e<i-1;e++)h=h.concat(this._doubleLine(t[e][0],t[e][1],t[e+1][0],t[e+1][1],s));return e&&(h=h.concat(this._doubleLine(t[i-1][0],t[i-1][1],t[0][0],t[0][1],s))),{type:"path",ops:h}}return 2===i?this.line(t[0][0],t[0][1],t[1][0],t[1][1],s):void 0}polygon(t,e){return this.linearPath(t,!0,e)}rectangle(t,e,s,i,h){return this.polygon([[t,e],[t+s,e],[t+s,e+i],[t,e+i]],h)}curve(t,e){let s=this._curveWithOffset(t,1*(1+.2*e.roughness),e),i=this._curveWithOffset(t,1.5*(1+.22*e.roughness),e);return{type:"path",ops:s.concat(i)}}ellipse(t,e,s,i,h){const n=2*a/h.curveStepCount;let l=o(s/2),r=o(i/2);l+=this._getOffset(.05*-l,.05*l,h),r+=this._getOffset(.05*-r,.05*r,h);let c=this._ellipse(n,t,e,l,r,1,n*this._getOffset(.1,this._getOffset(.4,1,h),h),h),p=this._ellipse(n,t,e,l,r,1.5,0,h);return{type:"path",ops:c.concat(p)}}arc(t,e,s,n,l,c,p,f,u){let g=t,d=e,_=o(s/2),y=o(n/2);_+=this._getOffset(.01*-_,.01*_,u),y+=this._getOffset(.01*-y,.01*y,u);let x=l,b=c;for(;0>x;)x+=2*a,b+=2*a;b-x>2*a&&(x=0,b=2*a);let m=2*a/u.curveStepCount,w=r(m/2,(b-x)/2),O=this._arc(w,g,d,_,y,x,b,1,u),S=this._arc(w,g,d,_,y,x,b,1.5,u),v=O.concat(S);return p&&(f?(v=v.concat(this._doubleLine(g,d,g+_*i(x),d+y*h(x),u)),v=v.concat(this._doubleLine(g,d,g+_*i(b),d+y*h(b),u))):(v.push({op:"lineTo",data:[g,d]}),v.push({op:"lineTo",data:[g+_*i(x),d+y*h(x)]}))),{type:"path",ops:v}}hachureFillArc(t,e,s,n,l,r,c){let p=t,f=e,u=o(s/2),g=o(n/2);u+=this._getOffset(.01*-u,.01*u,c),g+=this._getOffset(.01*-g,.01*g,c);let d=l,_=r;for(;0>d;)d+=2*a,_+=2*a;_-d>2*a&&(d=0,_=2*a);let y=(_-d)/c.curveStepCount,x=[],b=[];for(let t=d;t<=_;t+=y)x.push(p+u*i(t)),b.push(f+g*h(t));return x.push(p+u*i(_)),b.push(f+g*h(_)),x.push(p),b.push(f),this.hachureFillShape(x,b,c)}solidFillShape(t,e,s){let i=[];if(t&&e&&t.length&&e.length&&t.length===e.length){let a=s.maxRandomnessOffset||0;const n=t.length;if(2<n){i.push({op:"move",data:[t[0]+this._getOffset(-a,a,s),e[0]+this._getOffset(-a,a,s)]});for(var h=1;h<n;h++)i.push({op:"lineTo",data:[t[h]+this._getOffset(-a,a,s),e[h]+this._getOffset(-a,a,s)]})}}return{type:"fillPath",ops:i}}hachureFillShape(t,s,n){let o=[];if(t&&s&&t.length&&s.length){let c=t[0],p=t[0],u=s[0],g=s[0];for(let e=1;e<t.length;e++)c=r(c,t[e]),p=l(p,t[e]),u=r(u,s[e]),g=l(g,s[e]);const d=n.hachureAngle;let _=n.hachureGap;0>_&&(_=4*n.strokeWidth),_=l(_,.1);const y=d%180*(a/180),x=i(y),b=h(y),m=e(y),w=new f(u-1,g+1,c-1,p+1,_,b,x,m);for(let e;null!=(e=w.getNextLine());){let i=this._getIntersectingLines(e,t,s);for(let t=0;t<i.length;t++)if(t<i.length-1){let e=i[t],s=i[t+1];o=o.concat(this._doubleLine(e[0],e[1],s[0],s[1],n))}}}return{type:"fillSketch",ops:o}}hachureFillEllipse(t,s,i,h,l){let r=[],c=o(i/2),p=o(h/2);c+=this._getOffset(.05*-c,.05*c,l),p+=this._getOffset(.05*-p,.05*p,l);let f=l.hachureAngle,u=l.hachureGap;0>=u&&(u=4*l.strokeWidth);let g=l.fillWeight;0>g&&(g=l.strokeWidth/2);let d=e(f%180*(a/180)),_=p/c,y=n(_*d*_*d+1),x=_*d/y,b=1/y,m=u/(c*p/n(p*b*(p*b)+c*x*(c*x))/c),w=n(c*c-(t-c+m)*(t-c+m));for(var O=t-c+m;O<t+c;O+=m){w=n(c*c-(t-O)*(t-O));let e=this._affine(O,s-w,t,s,x,b,_),i=this._affine(O,s+w,t,s,x,b,_);r=r.concat(this._doubleLine(e[0],e[1],i[0],i[1],l))}return{type:"fillSketch",ops:r}}svgPath(t,e){t=(t||"").replace(/\n/g," ").replace(/(-)/g," -").replace(/(-\s)/g,"-").replace("/(ss)/g"," ");let s=new d(t);if(e.simplification){let t=new y(s.linearPoints,s.closed),i=t.fit(e.simplification);s=new d(i)}let i=[],h=s.segments||[];for(let t=0;t<h.length;t++){let a=h[t],n=0<t?h[t-1]:null,l=this._processSegment(s,a,n,e);l&&l.length&&(i=i.concat(l))}return{type:"path",ops:i}}_bezierTo(t,e,s,i,h,a,n,l){let r=[],o=[l.maxRandomnessOffset||1,(l.maxRandomnessOffset||1)+.5],c=null;for(let p=0;2>p;p++)0===p?r.push({op:"move",data:[n.x,n.y]}):r.push({op:"move",data:[n.x+this._getOffset(-o[0],o[0],l),n.y+this._getOffset(-o[0],o[0],l)]}),c=[h+this._getOffset(-o[p],o[p],l),a+this._getOffset(-o[p],o[p],l)],r.push({op:"bcurveTo",data:[t+this._getOffset(-o[p],o[p],l),e+this._getOffset(-o[p],o[p],l),s+this._getOffset(-o[p],o[p],l),i+this._getOffset(-o[p],o[p],l),c[0],c[1]]});return n.setPosition(c[0],c[1]),r}_processSegment(t,e,s,i){let h=[];switch(e.key){case"M":case"m":{let s="m"===e.key;if(2<=e.data.length){let a=+e.data[0],n=+e.data[1];s&&(a+=t.x,n+=t.y);let l=1*(i.maxRandomnessOffset||0);a+=this._getOffset(-l,l,i),n+=this._getOffset(-l,l,i),t.setPosition(a,n),h.push({op:"move",data:[a,n]})}break}case"L":case"l":{let s="l"===e.key;if(2<=e.data.length){let a=+e.data[0],n=+e.data[1];s&&(a+=t.x,n+=t.y),h=h.concat(this._doubleLine(t.x,t.y,a,n,i)),t.setPosition(a,n)}break}case"H":case"h":{const s="h"===e.key;if(e.data.length){let a=+e.data[0];s&&(a+=t.x),h=h.concat(this._doubleLine(t.x,t.y,a,t.y,i)),t.setPosition(a,t.y)}break}case"V":case"v":{const s="v"===e.key;if(e.data.length){let a=+e.data[0];s&&(a+=t.y),h=h.concat(this._doubleLine(t.x,t.y,t.x,a,i)),t.setPosition(t.x,a)}break}case"Z":case"z":t.first&&(h=h.concat(this._doubleLine(t.x,t.y,t.first[0],t.first[1],i)),t.setPosition(t.first[0],t.first[1]),t.first=null);break;case"C":case"c":{const s="c"===e.key;if(6<=e.data.length){let a=+e.data[0],n=+e.data[1],l=+e.data[2],r=+e.data[3],o=+e.data[4],c=+e.data[5];s&&(a+=t.x,l+=t.x,o+=t.x,n+=t.y,r+=t.y,c+=t.y);let p=this._bezierTo(a,n,l,r,o,c,t,i);h=h.concat(p),t.bezierReflectionPoint=[o+(o-l),c+(c-r)]}break}case"S":case"s":{const n="s"===e.key;if(4<=e.data.length){let l=+e.data[0],r=+e.data[1],o=+e.data[2],c=+e.data[3];n&&(l+=t.x,o+=t.x,r+=t.y,c+=t.y);let p=l,f=r,u=s?s.key:"";var a=null;("c"==u||"C"==u||"s"==u||"S"==u)&&(a=t.bezierReflectionPoint),a&&(p=a[0],f=a[1]);let g=this._bezierTo(p,f,l,r,o,c,t,i);h=h.concat(g),t.bezierReflectionPoint=[o+(o-l),c+(c-r)]}break}case"Q":case"q":{const s="q"===e.key;if(4<=e.data.length){let a=+e.data[0],n=+e.data[1],l=+e.data[2],r=+e.data[3];s&&(a+=t.x,l+=t.x,n+=t.y,r+=t.y);let o=1*(1+.2*i.roughness),c=1.5*(1+.22*i.roughness);h.push({op:"move",data:[t.x+this._getOffset(-o,o,i),t.y+this._getOffset(-o,o,i)]});let p=[l+this._getOffset(-o,o,i),r+this._getOffset(-o,o,i)];h.push({op:"qcurveTo",data:[a+this._getOffset(-o,o,i),n+this._getOffset(-o,o,i),p[0],p[1]]}),h.push({op:"move",data:[t.x+this._getOffset(-c,c,i),t.y+this._getOffset(-c,c,i)]}),p=[l+this._getOffset(-c,c,i),r+this._getOffset(-c,c,i)],h.push({op:"qcurveTo",data:[a+this._getOffset(-c,c,i),n+this._getOffset(-c,c,i),p[0],p[1]]}),t.setPosition(p[0],p[1]),t.quadReflectionPoint=[l+(l-a),r+(r-n)]}break}case"T":case"t":{const n="t"===e.key;if(2<=e.data.length){let l=+e.data[0],r=+e.data[1];n&&(l+=t.x,r+=t.y);let o=l,c=r,p=s?s.key:"";a=null,("q"==p||"Q"==p||"t"==p||"T"==p)&&(a=t.quadReflectionPoint),a&&(o=a[0],c=a[1]);let f=1*(1+.2*i.roughness),u=1.5*(1+.22*i.roughness);h.push({op:"move",data:[t.x+this._getOffset(-f,f,i),t.y+this._getOffset(-f,f,i)]});let g=[l+this._getOffset(-f,f,i),r+this._getOffset(-f,f,i)];h.push({op:"qcurveTo",data:[o+this._getOffset(-f,f,i),c+this._getOffset(-f,f,i),g[0],g[1]]}),h.push({op:"move",data:[t.x+this._getOffset(-u,u,i),t.y+this._getOffset(-u,u,i)]}),g=[l+this._getOffset(-u,u,i),r+this._getOffset(-u,u,i)],h.push({op:"qcurveTo",data:[o+this._getOffset(-u,u,i),c+this._getOffset(-u,u,i),g[0],g[1]]}),t.setPosition(g[0],g[1]),t.quadReflectionPoint=[l+(l-o),r+(r-c)]}break}case"A":case"a":{const s="a"===e.key;if(7<=e.data.length){let a=+e.data[0],n=+e.data[1],l=+e.data[2],r=+e.data[3],o=+e.data[4],c=+e.data[5],p=+e.data[6];if(s&&(c+=t.x,p+=t.y),c==t.x&&p==t.y)break;if(0==a||0==n)h=h.concat(this._doubleLine(t.x,t.y,c,p,i)),t.setPosition(c,p);else{i.maxRandomnessOffset;for(let e=0;1>e;e++){let e=new _([t.x,t.y],[c,p],[a,n],l,!!r,!!o),s=e.getNextSegment();for(;s;){let a=this._bezierTo(s.cp1[0],s.cp1[1],s.cp2[0],s.cp2[1],s.to[0],s.to[1],t,i);h=h.concat(a),s=e.getNextSegment()}}}}break}}return h}_getOffset(t,e,s){return s.roughness*(Math.random()*(e-t)+t)}_affine(t,e,s,i,h,a,n){return[-s*a-i*h+s+a*t+h*e,n*(s*h-i*a)+i+-n*h*t+n*a*e]}_doubleLine(t,e,s,i,h){const a=this._line(t,e,s,i,h,!0,!1),n=this._line(t,e,s,i,h,!0,!0);return a.concat(n)}_line(t,e,i,h,a,l,r){const o=s(t-i,2)+s(e-h,2);let c=a.maxRandomnessOffset||0;c*c*100>o&&(c=n(o)/10);const p=c/2,f=.2+.2*Math.random();let u=a.bowing*a.maxRandomnessOffset*(h-e)/200,g=a.bowing*a.maxRandomnessOffset*(t-i)/200;u=this._getOffset(-u,u,a),g=this._getOffset(-g,g,a);let d=[];return l&&(r?d.push({op:"move",data:[t+this._getOffset(-p,p,a),e+this._getOffset(-p,p,a)]}):d.push({op:"move",data:[t+this._getOffset(-c,c,a),e+this._getOffset(-c,c,a)]})),r?d.push({op:"bcurveTo",data:[u+t+(i-t)*f+this._getOffset(-p,p,a),g+e+(h-e)*f+this._getOffset(-p,p,a),u+t+2*(i-t)*f+this._getOffset(-p,p,a),g+e+2*(h-e)*f+this._getOffset(-p,p,a),i+this._getOffset(-p,p,a),h+this._getOffset(-p,p,a)]}):d.push({op:"bcurveTo",data:[u+t+(i-t)*f+this._getOffset(-c,c,a),g+e+(h-e)*f+this._getOffset(-c,c,a),u+t+2*(i-t)*f+this._getOffset(-c,c,a),g+e+2*(h-e)*f+this._getOffset(-c,c,a),i+this._getOffset(-c,c,a),h+this._getOffset(-c,c,a)]}),d}_curve(t,e,s){const i=t.length;let h=[];if(3<i){const a=[],n=1-s.curveTightness;h.push({op:"move",data:[t[1][0],t[1][1]]});for(let e=1;e+2<i;e++){const s=t[e];a[0]=[s[0],s[1]],a[1]=[s[0]+(n*t[e+1][0]-n*t[e-1][0])/6,s[1]+(n*t[e+1][1]-n*t[e-1][1])/6],a[2]=[t[e+1][0]+(n*t[e][0]-n*t[e+2][0])/6,t[e+1][1]+(n*t[e][1]-n*t[e+2][1])/6],a[3]=[t[e+1][0],t[e+1][1]],h.push({op:"bcurveTo",data:[a[1][0],a[1][1],a[2][0],a[2][1],a[3][0],a[3][1]]})}if(e&&2===e.length){let t=s.maxRandomnessOffset;h.push({ops:"lineTo",data:[e[0]+this._getOffset(-t,t,s),e[1]+ +this._getOffset(-t,t,s)]})}}else 3===i?(h.push({op:"move",data:[t[1][0],t[1][1]]}),h.push({op:"bcurveTo",data:[t[1][0],t[1][1],t[2][0],t[2][1],t[2][0],t[2][1]]})):2===i&&(h=h.concat(this._doubleLine(t[0][0],t[0][1],t[1][0],t[1][1],s)));return h}_ellipse(t,e,s,n,l,r,o,c){const p=this._getOffset(-.5,.5,c)-a/2,f=[];f.push([this._getOffset(-r,r,c)+e+.9*n*i(p-t),this._getOffset(-r,r,c)+s+.9*l*h(p-t)]);for(let o=p;o<2*a+p-.01;o+=t)f.push([this._getOffset(-r,r,c)+e+n*i(o),this._getOffset(-r,r,c)+s+l*h(o)]);return f.push([this._getOffset(-r,r,c)+e+n*i(p+2*a+.5*o),this._getOffset(-r,r,c)+s+l*h(p+2*a+.5*o)]),f.push([this._getOffset(-r,r,c)+e+.98*n*i(p+o),this._getOffset(-r,r,c)+s+.98*l*h(p+o)]),f.push([this._getOffset(-r,r,c)+e+.9*n*i(p+.5*o),this._getOffset(-r,r,c)+s+.9*l*h(p+.5*o)]),this._curve(f,null,c)}_curveWithOffset(t,e,s){const i=[[t[0][0]+this._getOffset(-e,e,s),t[0][1]+this._getOffset(-e,e,s)],[t[0][0]+this._getOffset(-e,e,s),t[0][1]+this._getOffset(-e,e,s)]];for(let h=1;h<t.length;h++)i.push([t[h][0]+this._getOffset(-e,e,s),t[h][1]+this._getOffset(-e,e,s)]),h===t.length-1&&i.push([t[h][0]+this._getOffset(-e,e,s),t[h][1]+this._getOffset(-e,e,s)]);return this._curve(i,null,s)}_arc(t,e,s,a,n,l,r,o,c){const p=l+this._getOffset(-.1,.1,c),f=[];f.push([this._getOffset(-o,o,c)+e+.9*a*i(p-t),this._getOffset(-o,o,c)+s+.9*n*h(p-t)]);for(let l=p;l<=r;l+=t)f.push([this._getOffset(-o,o,c)+e+a*i(l),this._getOffset(-o,o,c)+s+n*h(l)]);return f.push([e+a*i(r),s+n*h(r)]),f.push([e+a*i(r),s+n*h(r)]),this._curve(f,null,c)}_getIntersectingLines(e,s,i){let h=[];for(var a=new p(e[0],e[1],e[2],e[3]),n=0;n<s.length;n++){let e=new p(s[n],i[n],s[(n+1)%s.length],i[(n+1)%s.length]);a.compare(e)==t().INTERSECTS&&h.push([a.xi,a.yi])}return h}}self._roughScript=self.document&&self.document.currentScript&&self.document.currentScript.src;class b{constructor(t,e){this.config=t||{},this.canvas=e,this.defaultOptions={maxRandomnessOffset:2,roughness:1,bowing:1,stroke:"#000",strokeWidth:1,curveTightness:0,curveStepCount:9,fill:null,fillStyle:"hachure",fillWeight:-1,hachureAngle:-41,hachureGap:-1},this.config.options&&(this.defaultOptions=this._options(this.config.options))}_options(t){return t?Object.assign({},this.defaultOptions,t):this.defaultOptions}_drawable(t,e,s){return{shape:t,sets:e||[],options:s||this.defaultOptions}}get lib(){if(!this._renderer)if(self&&self.workly&&this.config.async&&!this.config.noWorker){Function.prototype.toString;const t=this.config.worklyURL||"https://cdn.jsdelivr.net/gh/pshihn/workly/dist/workly.min.js",e=this.config.roughURL||self._roughScript;if(e&&t){let s=`importScripts('${t}','${e}');\nworkly.expose(self.rough.createRenderer());`,i=URL.createObjectURL(new Blob([s]));this._renderer=workly.proxy(i)}else this._renderer=new x}else this._renderer=new x;return this._renderer}line(t,e,s,i,h){const a=this._options(h);return this._drawable("line",[this.lib.line(t,e,s,i,a)],a)}rectangle(t,e,s,i,h){const a=this._options(h),n=[];if(a.fill){const h=[t,t+s,t+s,t],l=[e,e,e+i,e+i];"solid"===a.fillStyle?n.push(this.lib.solidFillShape(h,l,a)):n.push(this.lib.hachureFillShape(h,l,a))}return n.push(this.lib.rectangle(t,e,s,i,a)),this._drawable("rectangle",n,a)}ellipse(t,e,s,i,h){const a=this._options(h),n=[];if(a.fill)if("solid"===a.fillStyle){const h=this.lib.ellipse(t,e,s,i,a);h.type="fillPath",n.push(h)}else n.push(this.lib.hachureFillEllipse(t,e,s,i,a));return n.push(this.lib.ellipse(t,e,s,i,a)),this._drawable("ellipse",n,a)}circle(t,e,s,i){let h=this.ellipse(t,e,s,s,i);return h.shape="circle",h}linearPath(t,e){const s=this._options(e);return this._drawable("linearPath",[this.lib.linearPath(t,!1,s)],s)}polygon(t,e){const s=this._options(e),i=[];if(s.fill){let e=[],h=[];for(let s of t)e.push(s[0]),h.push(s[1]);"solid"===s.fillStyle?i.push(this.lib.solidFillShape(e,h,s)):i.push(this.lib.hachureFillShape(e,h,s))}return i.push(this.lib.linearPath(t,!0,s)),this._drawable("polygon",i,s)}arc(t,e,s,i,h,a,n,l){const r=this._options(l),o=[];if(n&&r.fill)if("solid"===r.fillStyle){let n=this.lib.arc(t,e,s,i,h,a,!0,!1,r);n.type="fillPath",o.push(n)}else o.push(this.lib.hachureFillArc(t,e,s,i,h,a,r));return o.push(this.lib.arc(t,e,s,i,h,a,n,!0,r)),this._drawable("arc",o,r)}curve(t,e){const s=this._options(e);return this._drawable("curve",[this.lib.curve(t,s)],s)}path(t,e){const s=this._options(e),i=[];if(!t)return this._drawable("path",i,s);if(s.fill)if("solid"===s.fillStyle)i.push({type:"path2Dfill",path:t});else{const e=this._computePathSize(t);let h=[0,e[0],e[0],0],a=[0,0,e[1],e[1]],n=this.lib.hachureFillShape(h,a,s);n.type="path2Dpattern",n.size=e,n.path=t,i.push(n)}return i.push(this.lib.svgPath(t,s)),this._drawable("path",i,s)}_computePathSize(t){let e=[0,0];if(self.document)try{const s="http://www.w3.org/2000/svg";let i=self.document.createElementNS(s,"svg");i.setAttribute("width","0"),i.setAttribute("height","0");let h=self.document.createElementNS(s,"path");h.setAttribute("d",t),i.appendChild(h),self.document.body.appendChild(i);let a=h.getBBox();a&&(e[0]=a.width||0,e[1]=a.height||0),self.document.body.removeChild(i)}catch(t){}return e[0]*e[1]||(e=[this.canvas.width||100,this.canvas.height||100]),e[0]=r(4*e[0],this.canvas.width),e[1]=r(4*e[1],this.canvas.height),e}}class m extends b{async line(t,e,s,i,h){const a=this._options(h);return this._drawable("line",[await this.lib.line(t,e,s,i,a)],a)}async rectangle(t,e,s,i,h){const a=this._options(h),n=[];if(a.fill){const h=[t,t+s,t+s,t],l=[e,e,e+i,e+i];"solid"===a.fillStyle?n.push(await this.lib.solidFillShape(h,l,a)):n.push(await this.lib.hachureFillShape(h,l,a))}return n.push(await this.lib.rectangle(t,e,s,i,a)),this._drawable("rectangle",n,a)}async ellipse(t,e,s,i,h){const a=this._options(h),n=[];if(a.fill)if("solid"===a.fillStyle){const h=await this.lib.ellipse(t,e,s,i,a);h.type="fillPath",n.push(h)}else n.push(await this.lib.hachureFillEllipse(t,e,s,i,a));return n.push(await this.lib.ellipse(t,e,s,i,a)),this._drawable("ellipse",n,a)}async circle(t,e,s,i){let h=await this.ellipse(t,e,s,s,i);return h.shape="circle",h}async linearPath(t,e){const s=this._options(e);return this._drawable("linearPath",[await this.lib.linearPath(t,!1,s)],s)}async polygon(t,e){const s=this._options(e),i=[];if(s.fill){let e=[],h=[];for(let s of t)e.push(s[0]),h.push(s[1]);"solid"===s.fillStyle?i.push(await this.lib.solidFillShape(e,h,s)):i.push(await this.lib.hachureFillShape(e,h,s))}return i.push(await this.lib.linearPath(t,!0,s)),this._drawable("polygon",i,s)}async arc(t,e,s,i,h,a,n,l){const r=this._options(l),o=[];if(n&&r.fill)if("solid"===r.fillStyle){let n=await this.lib.arc(t,e,s,i,h,a,!0,!1,r);n.type="fillPath",o.push(n)}else o.push(await this.lib.hachureFillArc(t,e,s,i,h,a,r));return o.push(await this.lib.arc(t,e,s,i,h,a,n,!0,r)),this._drawable("arc",o,r)}async curve(t,e){const s=this._options(e);return this._drawable("curve",[await this.lib.curve(t,s)],s)}async path(t,e){const s=this._options(e),i=[];if(!t)return this._drawable("path",i,s);if(s.fill)if("solid"===s.fillStyle)i.push({type:"path2Dfill",path:t});else{const e=this._computePathSize(t);let h=[0,e[0],e[0],0],a=[0,0,e[1],e[1]],n=await this.lib.hachureFillShape(h,a,s);n.type="path2Dpattern",n.size=e,n.path=t,i.push(n)}return i.push(await this.lib.svgPath(t,s)),this._drawable("path",i,s)}}class w{constructor(t,e){this.canvas=t,this.ctx=this.canvas.getContext("2d"),this._init(e)}_init(t){this.gen=new b(t,this.canvas)}get generator(){return this.gen}static createRenderer(){return new x}line(t,e,s,i,h){let a=this.gen.line(t,e,s,i,h);return this.draw(a),a}rectangle(t,e,s,i,h){let a=this.gen.rectangle(t,e,s,i,h);return this.draw(a),a}ellipse(t,e,s,i,h){let a=this.gen.ellipse(t,e,s,i,h);return this.draw(a),a}circle(t,e,s,i){let h=this.gen.circle(t,e,s,i);return this.draw(h),h}linearPath(t,e){let s=this.gen.linearPath(t,e);return this.draw(s),s}polygon(t,e){let s=this.gen.polygon(t,e);return this.draw(s),s}arc(t,e,s,i,h,a,n,l){let r=this.gen.arc(t,e,s,i,h,a,n,l);return this.draw(r),r}curve(t,e){let s=this.gen.curve(t,e);return this.draw(s),s}path(t,e){let s=this.gen.path(t,e);return this.draw(s),s}draw(t){let e=t.sets||[],s=t.options||this.gen.defaultOptions,i=this.ctx;for(let t of e)switch(t.type){case"path":i.save(),i.strokeStyle=s.stroke,i.lineWidth=s.strokeWidth,this._drawToContext(i,t),i.restore();break;case"fillPath":i.save(),i.fillStyle=s.fill,this._drawToContext(i,t,s),i.restore();break;case"fillSketch":this._fillSketch(i,t,s);break;case"path2Dfill":{this.ctx.save(),this.ctx.fillStyle=s.fill;let e=new Path2D(t.path);this.ctx.fill(e),this.ctx.restore();break}case"path2Dpattern":{let e=t.size,i=document.createElement("canvas");i.width=e[0],i.height=e[1],this._fillSketch(i.getContext("2d"),t,s),this.ctx.save(),this.ctx.fillStyle=this.ctx.createPattern(i,"repeat");let h=new Path2D(t.path);this.ctx.fill(h),this.ctx.restore();break}}}_fillSketch(t,e,s){let i=s.fillWeight;0>i&&(i=s.strokeWidth/2),t.save(),t.strokeStyle=s.fill,t.lineWidth=i,this._drawToContext(t,e),t.restore()}_drawToContext(t,e){t.beginPath();for(let s of e.ops){const e=s.data;switch(s.op){case"move":t.moveTo(e[0],e[1]);break;case"bcurveTo":t.bezierCurveTo(e[0],e[1],e[2],e[3],e[4],e[5]);break;case"qcurveTo":t.quadraticCurveTo(e[0],e[1],e[2],e[3]);break;case"lineTo":t.lineTo(e[0],e[1])}}"fillPath"===e.type?t.fill():t.stroke()}}class O extends w{_init(t){this.gen=new m(t,this.canvas)}async line(t,e,s,i,h){let a=await this.gen.line(t,e,s,i,h);return this.draw(a),a}async rectangle(t,e,s,i,h){let a=await this.gen.rectangle(t,e,s,i,h);return this.draw(a),a}async ellipse(t,e,s,i,h){let a=await this.gen.ellipse(t,e,s,i,h);return this.draw(a),a}async circle(t,e,s,i){let h=await this.gen.circle(t,e,s,i);return this.draw(h),h}async linearPath(t,e){let s=await this.gen.linearPath(t,e);return this.draw(s),s}async polygon(t,e){let s=await this.gen.polygon(t,e);return this.draw(s),s}async arc(t,e,s,i,h,a,n,l){let r=await this.gen.arc(t,e,s,i,h,a,n,l);return this.draw(r),r}async curve(t,e){let s=await this.gen.curve(t,e);return this.draw(s),s}async path(t,e){let s=await this.gen.path(t,e);return this.draw(s),s}}var S={canvas:(t,e)=>e&&e.async?new O(t,e):new w(t,e),createRenderer:()=>w.createRenderer(),generator:(t,e)=>t&&t.async?new m(t,e):new b(t,e)};return S}(),e=function(t){for(var e=arguments.length,s=Array(e>1?e-1:0),i=1;i<e;i++)s[i-1]=arguments[i];return Object.assign.apply(Object,[{},t].concat(s))},s=function(t){var e=t.h,s=t.s,i=t.l,h=t.a;return"hsla("+e+","+s+"%,"+i+"%,"+h+")"},i=e.bind(null,{h:0,s:100,l:100,a:1}),h=e.bind(null,{x:0,y:0}),a=e.bind(null,{pos:h(),vel:h(),angle:0,speed:0,radius:0,rotation:0,color:i()}),n=[i({h:20,s:100,l:50}),i({h:200,l:50}),i({h:300,l:50}),i({h:100,l:40})],l=function e(i){i.animation&&i.animation(e.bind(null,i));var h=i.ctx,a=h.canvas,n=t.canvas(a);h.clearRect(0,0,a.width,a.height),i.particles.map(function(t,e){t.pos.y-=t.speed,t.pos.x=e%2?t.pos.x+.2*Math.sin(t.angle):t.pos.x-.2*Math.cos(t.angle),t.angle+=.01,n.circle(t.pos.x,t.pos.y,t.radius,{fill:s(t.color),roughness:1.5*Math.random(),hachureGap:t.hachureGap,hachureAngle:t.hachureAngle}),n.line(t.pos.x,t.pos.y+1.2*t.radius,t.pos.x,t.pos.y+t.radius/2,{bowing:3*Math.random()}),t.pos.y+3*t.radius<0&&(t.pos.y=a.height+3*t.radius,t.pos.x=Math.random()*(a.width-t.radius))})},r={animation:requestAnimationFrame.bind(null),ctx:document.createElement("canvas").getContext("2d"),title:"Brian Douglas",rotation:0,particles:[]};!function(t){var e=t.ctx.canvas;e.setAttribute("style","pointer-events:none;position:fixed;z-index:-510;left:0;top:0;right:0;bottom:0;"),e.width=window.innerWidth,e.height=window.innerHeight,document.body.appendChild(e);for(var s=50;s--;)t.particles.push(a({pos:{x:Math.random()*e.width,y:Math.random()*e.height},speed:Math.random()+.2,radius:60*Math.random()+20,color:n[Math.floor(Math.random()*n.length)],hachureAngle:90*Math.random(),hachureGap:8*Math.random()+1}));l(t)}(r),/Android|webOS|iPhone|iPad|iPod|BlackBerry|IEMobile|Opera Mini/i.test(navigator.userAgent)||window.addEventListener("resize",function(){r.ctx.canvas.width=window.innerWidth,r.ctx.canvas.height=window.innerHeight})})(); |