From ebf7436261c8fc3197a48dc6b21dff9edd9271e3 Mon Sep 17 00:00:00 2001 From: =?utf8?q?Ulrich-Matthias=20Sch=C3=A4fer?= Date: Mon, 27 Mar 2017 19:19:38 +0200 Subject: [PATCH] make path parsing even faster --- dist/svg.js | 171 +++++++++++++++++++++++++---------------------- dist/svg.min.js | 6 +- src/patharray.js | 164 ++++++++++++++++++++++++--------------------- 3 files changed, 180 insertions(+), 161 deletions(-) diff --git a/dist/svg.js b/dist/svg.js index a480d3a..39b21f7 100644 --- a/dist/svg.js +++ b/dist/svg.js @@ -6,7 +6,7 @@ * @copyright Wout Fierens * @license MIT * -* BUILT: Mon Mar 27 2017 13:30:36 GMT+0200 (Mitteleuropäische Sommerzeit) +* BUILT: Mon Mar 27 2017 19:11:54 GMT+0200 (Mitteleuropäische Sommerzeit) */; (function(root, factory) { if (typeof define === 'function' && define.amd) { @@ -607,6 +607,77 @@ SVG.extend(SVG.PointArray, { } }) +var pathHandlers = { + M: function(c, p, p0) { + p.x = p0.x = c[0] + p.y = p0.y = c[1] + + return ['M', p.x, p.y] + }, + L: function(c, p) { + p.x = c[0] + p.y = c[1] + return ['L', c[0], c[1]] + }, + H: function(c, p) { + p.x = c[0] + return ['H', c[0]] + }, + V: function(c, p) { + p.y = c[0] + return ['V', c[0]] + }, + C: function(c, p) { + p.x = c[4] + p.y = c[5] + return ['C', c[0], c[1], c[2], c[3], c[4], c[5]] + }, + S: function(c, p) { + p.x = c[2] + p.y = c[3] + return ['S', c[0], c[1], c[2], c[3]] + }, + Q: function(c, p) { + p.x = c[2] + p.y = c[3] + return ['Q', c[0], c[1], c[2], c[3]] + }, + T: function(c, p) { + p.x = c[0] + p.y = c[1] + return ['T', c[0], c[1]] + }, + Z: function(c, p, p0) { + p.x = p0.x + p.y = p0.y + return ['Z'] + }, + A: function(c, p) { + p.x = c[5] + p.y = c[6] + return ['A', c[0], c[1], c[2], c[3], c[4], c[5], c[6]] + } +} + +var mlhvqtcsa = 'mlhvqtcsaz'.split('') + +for(var i = 0, il = mlhvqtcsa.length; i < il; ++i){ + pathHandlers[mlhvqtcsa[i]] = (function(i){return function(c, p, p0) { + if(i == 'H') c[0] = c[0] + p.x + else if(i == 'V') c[0] = c[0] + p.y + else if(i == 'A'){ + c[5] = c[5] + p.x, + c[6] = c[6] + p.y + } + else + for(var j = 0, jl = c.length; j < jl; ++j) { + c[j] = c[j] + (j%2 ? p.y : p.x) + } + + return pathHandlers[i](c, p, p0) + }})(mlhvqtcsa[i].toUpperCase()) +} + // Path points array SVG.PathArray = function(array, fallback) { SVG.Array.call(this, array, fallback || [['M', 0, 0]]) @@ -794,15 +865,17 @@ SVG.extend(SVG.PathArray, { } // array now is an array containing all parts of a path e.g. ['M', '0', '0', 'L', '30', '30' ...] - var arr = [] + , p = new SVG.Point() + , p0 = new SVG.Point() + , index = 0 + , len = array.length do{ - // Test if we have a path letter - if(SVG.regex.isPathLetter.test(array[0])){ - s = array[0] - array.shift() + if(SVG.regex.isPathLetter.test(array[index])){ + s = array[index] + ++index // If last letter was a move command and we got no new, it defaults to [L]ine }else if(s == 'M'){ s = 'L' @@ -810,80 +883,13 @@ SVG.extend(SVG.PathArray, { s = 'l' } - // add path letter as first element - seg = [s.toUpperCase()] - - // push all necessary parameters to segment - for(i = 0; i < paramCnt[seg[0]]; ++i){ - seg.push(parseFloat(array.shift())) - } - - // upper case - if(s == seg[0]){ - - if(s == 'M' || s == 'L' || s == 'C' || s == 'Q' || s == 'S' || s == 'T'){ - x = seg[paramCnt[seg[0]]-1] - y = seg[paramCnt[seg[0]]] - }else if(s == 'V'){ - y = seg[1] - }else if(s == 'H'){ - x = seg[1] - }else if(s == 'A'){ - x = seg[6] - y = seg[7] - } - - // lower case - }else{ - - // convert relative to absolute values - if(s == 'm' || s == 'l' || s == 'c' || s == 's' || s == 'q' || s == 't'){ - - seg[1] += x - seg[2] += y - - if(seg[3] != null){ - seg[3] += x - seg[4] += y - } - - if(seg[5] != null){ - seg[5] += x - seg[6] += y - } - - // move pointer - x = seg[paramCnt[seg[0]]-1] - y = seg[paramCnt[seg[0]]] - - }else if(s == 'v'){ - seg[1] += y - y = seg[1] - }else if(s == 'h'){ - seg[1] += x - x = seg[1] - }else if(s == 'a'){ - seg[6] += x - seg[7] += y - x = seg[6] - y = seg[7] - } - - } - - if(seg[0] == 'M'){ - x0 = x - y0 = y - } - - if(seg[0] == 'Z'){ - x = x0 - y = y0 - } - - arr.push(seg) + arr.push(pathHandlers[s].call(null, + array.slice(index, (index = index + paramCnt[s.toUpperCase()])).map(parseFloat), + p, p0 + ) + ) - }while(array.length) + }while(len > index) return arr @@ -2591,7 +2597,12 @@ SVG.Point = SVG.invent({ , transform: function(matrix) { return new SVG.Point(this.native().matrixTransform(matrix.native())) } - + , reflectAt: function(p) { + return new SVG.Point( + p.x + p.x - this.x, + p.y + p.y - this.y + ) + } } }) diff --git a/dist/svg.min.js b/dist/svg.min.js index bc7a9e4..f9902e3 100644 --- a/dist/svg.min.js +++ b/dist/svg.min.js @@ -1,3 +1,3 @@ -/*! svg.js v2.5.1 MIT*/;!function(t,e){"function"==typeof define&&define.amd?define(function(){return e(t,t.document)}):"object"==typeof exports?module.exports=t.document?e(t,t.document):function(t){return e(t,t.document)}:t.SVG=e(t,t.document)}("undefined"!=typeof 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this.update({offset:arguments[0],color:arguments[1],opacity:arguments[2]});null!=t.opacity&&this.attr("stop-opacity",t.opacity),null!=t.color&&this.attr("stop-color",t.color),null!=t.offset&&this.attr("offset",t.offset)}return this}}),g.Box=g.invent({create:function(t,e,i,n){return"object"!=typeof t||t instanceof g.Element?(4==arguments.length&&(this.x=t,this.y=e,this.width=i,this.height=n),void y(this)):g.Box.call(this,null!=t.left?t.left:t.x,null!=t.top?t.top:t.y,t.width,t.height)},extend:{merge:function(t){var e=new this.constructor;return e.x=Math.min(this.x,t.x),e.y=Math.min(this.y,t.y),e.width=Math.max(this.x+this.width,t.x+t.width)-e.x,e.height=Math.max(this.y+this.height,t.y+t.height)-e.y,y(e)},transform:function(t){var e=1/0,i=-(1/0),n=1/0,r=-(1/0),s=[new g.Point(this.x,this.y),new g.Point(this.x2,this.y),new g.Point(this.x,this.y2),new g.Point(this.x2,this.y2)];return 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t=c(this,0,1),e=c(this,1,0),i=180/Math.PI*Math.atan2(t.y,t.x)-90;return{x:this.e,y:this.f,transformedX:(this.e*Math.cos(i*Math.PI/180)+this.f*Math.sin(i*Math.PI/180))/Math.sqrt(this.a*this.a+this.b*this.b),transformedY:(this.f*Math.cos(i*Math.PI/180)+this.e*Math.sin(-i*Math.PI/180))/Math.sqrt(this.c*this.c+this.d*this.d),skewX:-i,skewY:180/Math.PI*Math.atan2(e.y,e.x),scaleX:Math.sqrt(this.a*this.a+this.b*this.b),scaleY:Math.sqrt(this.c*this.c+this.d*this.d),rotation:i,a:this.a,b:this.b,c:this.c,d:this.d,e:this.e,f:this.f,matrix:new g.Matrix(this)}},clone:function(){return new g.Matrix(this)},morph:function(t){return this.destination=new g.Matrix(t),this},at:function(t){if(!this.destination)return this;var e=new g.Matrix({a:this.a+(this.destination.a-this.a)*t,b:this.b+(this.destination.b-this.b)*t,c:this.c+(this.destination.c-this.c)*t,d:this.d+(this.destination.d-this.d)*t,e:this.e+(this.destination.e-this.e)*t,f:this.f+(this.destination.f-this.f)*t});return e},multiply:function(t){return new g.Matrix(this.native().multiply(d(t).native()))},inverse:function(){return new g.Matrix(this.native().inverse())},translate:function(t,e){return new g.Matrix(this.native().translate(t||0,e||0))},scale:function(t,e,i,n){return 1==arguments.length?e=t:3==arguments.length&&(n=i,i=e,e=t),this.around(i,n,new g.Matrix(t,0,0,e,0,0))},rotate:function(t,e,i){return t=g.utils.radians(t),this.around(e,i,new g.Matrix(Math.cos(t),Math.sin(t),-Math.sin(t),Math.cos(t),0,0))},flip:function(t,e){return e="number"==typeof t?t:e,"x"==t?this.scale(-1,1,e,0):"y"==t?this.scale(1,-1,0,e):this.scale(-1,-1,e,e)},skew:function(t,e,i,n){return 1==arguments.length?e=t:3==arguments.length&&(n=i,i=e,e=t),t=g.utils.radians(t),e=g.utils.radians(e),this.around(i,n,new g.Matrix(1,Math.tan(e),Math.tan(t),1,0,0))},skewX:function(t,e,i){return this.skew(t,0,e,i)},skewY:function(t,e,i){return this.skew(0,t,e,i)},around:function(t,e,i){return this.multiply(new 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r=i.extract();t.scaleX=1*t.scaleX/r.scaleX,t.scaleY=1*t.scaleY/r.scaleY}i=i.scale(t.scaleX,t.scaleY,t.cx,t.cy)}else if(null!=t.skew||null!=t.skewX||null!=t.skewY){if(p(t,n),t.skewX=null!=t.skew?t.skew:null!=t.skewX?t.skewX:0,t.skewY=null!=t.skew?t.skew:null!=t.skewY?t.skewY:0,!e){var r=i.extract();i=i.multiply((new g.Matrix).skew(r.skewX,r.skewY,t.cx,t.cy).inverse())}i=i.skew(t.skewX,t.skewY,t.cx,t.cy)}else t.flip?i=i.flip(t.flip,null==t.offset?n.bbox()["c"+t.flip]:t.offset):null==t.x&&null==t.y||(e?i=i.translate(t.x,t.y):(null!=t.x&&(i.e=t.x),null!=t.y&&(i.f=t.y)));return this.attr("transform",i)}}),g.extend(g.FX,{transform:function(t,e){var i,n=this.target();return"object"!=typeof t?(i=new g.Matrix(n).extract(),"string"==typeof t?i[t]:i):(e=!!e||!!t.relative,null!=t.a?i=new g.Matrix(t):null!=t.rotation?(p(t,n),i=new g.Rotate(t.rotation,t.cx,t.cy)):null!=t.scale||null!=t.scaleX||null!=t.scaleY?(p(t,n),t.scaleX=null!=t.scale?t.scale:null!=t.scaleX?t.scaleX:1,t.scaleY=null!=t.scale?t.scale:null!=t.scaleY?t.scaleY:1,i=new g.Scale(t.scaleX,t.scaleY,t.cx,t.cy)):null!=t.skewX||null!=t.skewY?(p(t,n),t.skewX=null!=t.skewX?t.skewX:0,t.skewY=null!=t.skewY?t.skewY:0,i=new g.Skew(t.skewX,t.skewY,t.cx,t.cy)):t.flip?i=(new g.Matrix).flip(t.flip,null==t.offset?n.bbox()["c"+t.flip]:t.offset):null==t.x&&null==t.y||(i=new g.Translate(t.x,t.y)),i?(i.relative=e,this.last().transforms.push(i),this._callStart()):this)}}),g.extend(g.Element,{untransform:function(){return this.attr("transform",null)},matrixify:function(){var t=(this.attr("transform")||"").split(g.regex.transforms).slice(0,-1).map(function(t){var e=t.trim().split("(");return[e[0],e[1].split(g.regex.delimiter).map(function(t){return parseFloat(t)})]}).reduce(function(t,e){return"matrix"==e[0]?t.multiply(f(e[1])):t[e[0]].apply(t,e[1])},new g.Matrix);return t},toParent:function(t){if(this==t)return this;var e=this.screenCTM(),i=t.screenCTM().inverse();return this.addTo(t).untransform().transform(i.multiply(e)),this},toDoc:function(){return this.toParent(this.doc())}}),g.Transformation=g.invent({create:function(t,e){if(arguments.length>1&&"boolean"!=typeof e)return this.constructor.call(this,[].slice.call(arguments));if(Array.isArray(t))for(var i=0,n=this.arguments.length;i=0},index:function(t){return[].slice.call(this.node.childNodes).indexOf(t.node)},get:function(t){return g.adopt(this.node.childNodes[t])},first:function(){return this.get(0)},last:function(){return this.get(this.node.childNodes.length-1)},each:function(t,e){var i,n,r=this.children();for(i=0,n=r.length;in/r?this.height/r:this.width/n,this.x=e,this.y=i,this.width=n,this.height=r)}else t="string"==typeof t?t.match(f).map(function(t){return parseFloat(t)}):Array.isArray(t)?t:"object"==typeof t?[t.x,t.y,t.width,t.height]:4==arguments.length?[].slice.call(arguments):u,this.x=t[0],this.y=t[1],this.width=t[2],this.height=t[3]},extend:{toString:function(){return this.x+" "+this.y+" "+this.width+" "+this.height},morph:function(t,e,i,n){return this.destination=new g.ViewBox(t,e,i,n),this},at:function(t){return this.destination?new g.ViewBox([this.x+(this.destination.x-this.x)*t,this.y+(this.destination.y-this.y)*t,this.width+(this.destination.width-this.width)*t,this.height+(this.destination.height-this.height)*t]):this}},parent:g.Container,construct:{viewbox:function(t,e,i,n){return 0==arguments.length?new g.ViewBox(this):this.attr("viewBox",new g.ViewBox(t,e,i,n))}}}),["click","dblclick","mousedown","mouseup","mouseover","mouseout","mousemove","touchstart","touchmove","touchleave","touchend","touchcancel"].forEach(function(t){g.Element.prototype[t]=function(e){return g.on(this.node,t,e),this}}),g.listeners=[],g.handlerMap=[],g.listenerId=0,g.on=function(t,e,i,n){var r=i.bind(n||t.instance||t),s=(g.handlerMap.indexOf(t)+1||g.handlerMap.push(t))-1,o=e.split(".")[0],a=e.split(".")[1]||"*";g.listeners[s]=g.listeners[s]||{},g.listeners[s][o]=g.listeners[s][o]||{},g.listeners[s][o][a]=g.listeners[s][o][a]||{},i._svgjsListenerId||(i._svgjsListenerId=++g.listenerId),g.listeners[s][o][a][i._svgjsListenerId]=r,t.addEventListener(o,r,!1)},g.off=function(t,e,i){var n=g.handlerMap.indexOf(t),r=e&&e.split(".")[0],s=e&&e.split(".")[1];if(n!=-1)if(i){if("function"==typeof i&&(i=i._svgjsListenerId),!i)return;g.listeners[n][r]&&g.listeners[n][r][s||"*"]&&(t.removeEventListener(r,g.listeners[n][r][s||"*"][i],!1),delete g.listeners[n][r][s||"*"][i])}else if(s&&r){if(g.listeners[n][r]&&g.listeners[n][r][s]){for(i in g.listeners[n][r][s])g.off(t,[r,s].join("."),i);delete g.listeners[n][r][s]}}else if(s)for(e in g.listeners[n])for(namespace in g.listeners[n][e])s===namespace&&g.off(t,[e,s].join("."));else if(r){if(g.listeners[n][r]){for(namespace in 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t.x+=e.x,t.x2+=e.x,t.cx+=e.x,t.y+=e.y,t.y2+=e.y,t.cy+=e.y,t}},construct:{group:function(){return this.put(new g.G)}}}),g.extend(g.Element,{siblings:function(){return this.parent().children()},position:function(){return this.parent().index(this)},next:function(){return this.siblings()[this.position()+1]},previous:function(){return this.siblings()[this.position()-1]},forward:function(){var t=this.position()+1,e=this.parent();return e.removeElement(this).add(this,t),e instanceof g.Doc&&e.node.appendChild(e.defs().node),this},backward:function(){var t=this.position();return t>0&&this.parent().removeElement(this).add(this,t-1),this},front:function(){var t=this.parent();return t.node.appendChild(this.node),t instanceof g.Doc&&t.node.appendChild(t.defs().node),this},back:function(){return this.position()>0&&this.parent().removeElement(this).add(this,0),this},before:function(t){t.remove();var e=this.position();return this.parent().add(t,e),this},after:function(t){t.remove();var 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this.put(new g.Gradient(t)).update(e)}}),g.Stop=g.invent({create:"stop",inherit:g.Element,extend:{update:function(t){return("number"==typeof t||t instanceof g.Number)&&(t={offset:arguments[0],color:arguments[1],opacity:arguments[2]}),null!=t.opacity&&this.attr("stop-opacity",t.opacity),null!=t.color&&this.attr("stop-color",t.color),null!=t.offset&&this.attr("offset",new g.Number(t.offset)),this}}}),g.Pattern=g.invent({create:"pattern",inherit:g.Container,extend:{fill:function(){return"url(#"+this.id()+")"},update:function(t){return this.clear(),"function"==typeof t&&t.call(this,this),this},toString:function(){return this.fill()},attr:function(t,e,i){return"transform"==t&&(t="patternTransform"),g.Container.prototype.attr.call(this,t,e,i)}},construct:{pattern:function(t,e,i){return this.defs().pattern(t,e,i)}}}),g.extend(g.Defs,{pattern:function(t,e,i){return this.put(new g.Pattern).update(i).attr({x:0,y:0,width:t,height:e,patternUnits:"userSpaceOnUse"})}}),g.Doc=g.invent({create:function(t){t&&(t="string"==typeof t?e.getElementById(t):t,"svg"==t.nodeName?this.constructor.call(this,t):(this.constructor.call(this,g.create("svg")),t.appendChild(this.node),this.size("100%","100%")),this.namespace().defs())},inherit:g.Container,extend:{namespace:function(){return this.attr({xmlns:g.ns,version:"1.1"}).attr("xmlns:xlink",g.xlink,g.xmlns).attr("xmlns:svgjs",g.svgjs,g.xmlns)},defs:function(){if(!this._defs){var t;(t=this.node.getElementsByTagName("defs")[0])?this._defs=g.adopt(t):this._defs=new g.Defs,this.node.appendChild(this._defs.node)}return this._defs},parent:function(){return"#document"==this.node.parentNode.nodeName?null:this.node.parentNode},spof:function(t){var e=this.node.getScreenCTM();return e&&this.style("left",-e.e%1+"px").style("top",-e.f%1+"px"),this},remove:function(){return this.parent()&&this.parent().removeChild(this.node),this}}}),g.Shape=g.invent({create:function(t){this.constructor.call(this,t)},inherit:g.Element}),g.Bare=g.invent({create:function(t,e){if(this.constructor.call(this,g.create(t)),e)for(var i in e.prototype)"function"==typeof e.prototype[i]&&(this[i]=e.prototype[i])},inherit:g.Element,extend:{words:function(t){for(;this.node.hasChildNodes();)this.node.removeChild(this.node.lastChild);return this.node.appendChild(e.createTextNode(t)),this}}}),g.extend(g.Parent,{element:function(t,e){return this.put(new g.Bare(t,e))}}),g.Symbol=g.invent({create:"symbol",inherit:g.Container,construct:{symbol:function(){return this.put(new g.Symbol)}}}),g.Use=g.invent({create:"use",inherit:g.Shape,extend:{element:function(t,e){return this.attr("href",(e||"")+"#"+t,g.xlink)}},construct:{use:function(t,e){return this.put(new g.Use).element(t,e)}}}),g.Rect=g.invent({create:"rect",inherit:g.Shape,construct:{rect:function(t,e){return this.put(new g.Rect).size(t,e)}}}),g.Circle=g.invent({create:"circle",inherit:g.Shape,construct:{circle:function(t){return this.put(new g.Circle).rx(new g.Number(t).divide(2)).move(0,0)}}}),g.extend(g.Circle,g.FX,{rx:function(t){return this.attr("r",t)},ry:function(t){return this.rx(t)}}),g.Ellipse=g.invent({create:"ellipse",inherit:g.Shape,construct:{ellipse:function(t,e){return this.put(new g.Ellipse).size(t,e).move(0,0)}}}),g.extend(g.Ellipse,g.Rect,g.FX,{rx:function(t){return this.attr("rx",t)},ry:function(t){return this.attr("ry",t)}}),g.extend(g.Circle,g.Ellipse,{x:function(t){return null==t?this.cx()-this.rx():this.cx(t+this.rx())},y:function(t){return null==t?this.cy()-this.ry():this.cy(t+this.ry())},cx:function(t){return null==t?this.attr("cx"):this.attr("cx",t)},cy:function(t){return null==t?this.attr("cy"):this.attr("cy",t)},width:function(t){return null==t?2*this.rx():this.rx(new g.Number(t).divide(2))},height:function(t){return null==t?2*this.ry():this.ry(new 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this.put(new g.Polygon).plot(t||new g.PointArray)}}}),g.extend(g.Polyline,g.Polygon,{array:function(){return this._array||(this._array=new g.PointArray(this.attr("points")))},plot:function(t){return null==t?this.array():this.clear().attr("points","string"==typeof t?t:this._array=new g.PointArray(t))},clear:function(){return delete this._array,this},move:function(t,e){return this.attr("points",this.array().move(t,e))},size:function(t,e){var i=l(this,t,e);return this.attr("points",this.array().size(i.width,i.height))}}),g.extend(g.Line,g.Polyline,g.Polygon,{morphArray:g.PointArray,x:function(t){return null==t?this.bbox().x:this.move(t,this.bbox().y)},y:function(t){return null==t?this.bbox().y:this.move(this.bbox().x,t)},width:function(t){var e=this.bbox();return null==t?e.width:this.size(t,e.height)},height:function(t){var e=this.bbox();return null==t?e.height:this.size(e.width,t)}}),g.Path=g.invent({create:"path",inherit:g.Shape,extend:{morphArray:g.PathArray,array:function(){return 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