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https://github.com/scratchfoundation/paper.js.git
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Merge branch 'ImportSVG'
This commit is contained in:
Justin Ridgewell
commit
76303bb756
2 changed files with 205 additions and 119 deletions
32
examples/Scripts/ImportSVG.html
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32
examples/Scripts/ImportSVG.html
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@ -0,0 +1,32 @@
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<!DOCTYPE html>
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<html>
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<head>
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<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
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<title>Stroke Bounds</title>
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<link rel="stylesheet" href="../css/style.css">
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<script type="text/javascript" src="../../dist/paper.js"></script>
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<script type="text/paperscript" canvas="canvas">
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project.currentStyle = {
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strokeColor: 'black',
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strokeWidth: 2,
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strokeCap: 'round'
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};
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var isvg = new ImportSVG;
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isvg.importSVG(document.getElementById('svg'));
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</script>
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</head>
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<body>
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<svg xmlns="http://www.w3.org/2000/svg" version="1.1" style="width:500px; height:500px; background:black;" id="svg">
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<g>
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<line x1="4" y1="20" x2="200" y2="200" style="stroke:red;stroke-width:1" id="line" />
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<rect x="200" y="20" rx="20" ry="10" width="150" height="150" style="fill:green" id="round" />
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</g>
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<g>
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<rect x="250" y="180" width="150" height="150" style="fill:blue" id="rect" />
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<ellipse cx="120" cy="250" rx="100" ry="50" style="fill:yellow;" id="oval" />
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</g>
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<text x="20" y="15" fill="green">I love SVG</text>
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</svg>
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<canvas id="canvas" width="500" height="500"></canvas>
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</body>
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</html>
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@ -5,14 +5,7 @@
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*/
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var ImportSVG = this.ImportSVG = Base.extend({
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//initialize
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initialize: function()
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{
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},
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/**
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*
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* Takes the svg dom obj and parses the data
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* to create a layer with groups (if needed) with
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* items inside. Should support nested groups.
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@ -22,7 +15,11 @@ var ImportSVG = this.ImportSVG = Base.extend({
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*/
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importSVG: function(svg)
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{
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//TODO: return layer;
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var layer = new Layer();
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groups = this.importGroup(svg);
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layer.addChild(groups);
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return layer;
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},
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/**
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@ -34,7 +31,18 @@ var ImportSVG = this.ImportSVG = Base.extend({
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*/
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importGroup: function(svg)
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{
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//TODO: return group;
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var group = new Group();
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var child;
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for (var i in svg.childNodes) {
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child = svg.childNodes[i];
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if (child.nodeType != 1) {
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continue;
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}
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item = this.importPath(child);
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group.addChild(item);
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}
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return group;
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},
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/**
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@ -43,11 +51,31 @@ var ImportSVG = this.ImportSVG = Base.extend({
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* and creating the right path object based on the svg type.
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*
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* takes in a svg object (xml dom)
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* returns Paper.js Group
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* returns Paper.js Item
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*/
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importPath: function(svg)
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{
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//TODO: return path;
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switch (svg.nodeName.toLowerCase()) {
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case 'line':
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item = this._importLine(svg);
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break;
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case 'rect':
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item = this._importRectangle(svg);
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break;
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case 'ellipse':
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item = this._importOval(svg);
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break;
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case 'g':
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item = this.importGroup(svg);
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break;
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case 'text':
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item = this._importText(svg);
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break;
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default:
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break;
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}
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return item;
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},
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/**
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@ -56,7 +84,7 @@ var ImportSVG = this.ImportSVG = Base.extend({
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* takes a svg circle node (xml dom)
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* returns Paper.js Path.Circle item
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*/
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createCircle: function(svgCircle)
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_importCircle: function(svgCircle)
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{
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var cx = svgCircle.cx.baseVal.value || 0;
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var cy = svgCircle.cy.baseVal.value || 0;
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@ -73,7 +101,7 @@ var ImportSVG = this.ImportSVG = Base.extend({
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* takes a svg ellipse node (xml dom)
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* returns Paper.js Path.Oval item
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*/
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createOval: function(svgOval)
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_importOval: function(svgOval)
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{
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var cx = svgOval.cx.baseVal.value || 0;
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var cy = svgOval.cy.baseVal.value || 0;
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@ -99,7 +127,7 @@ var ImportSVG = this.ImportSVG = Base.extend({
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* - Path.Rectangle item
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* - Path.RoundRectangle item (if the rectangle has rounded corners)
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*/
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createRectangle: function(svgRectangle)
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_importRectangle: function(svgRectangle)
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{
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var x = svgRectangle.x.baseVal.value || 0;
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var y = svgRectangle.y.baseVal.value || 0;
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@ -128,7 +156,7 @@ var ImportSVG = this.ImportSVG = Base.extend({
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* takes a svg line node (xml dom)
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* returns a Path.Line item
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*/
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createLine: function(svgLine)
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_importLine: function(svgLine)
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{
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var x1 = svgLine.x1.baseVal.value || 0;
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var y1 = svgLine.y1.baseVal.value || 0;
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@ -140,5 +168,31 @@ var ImportSVG = this.ImportSVG = Base.extend({
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var line = new Path.Line(from, to);
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return line;
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},
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/**
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* Creates a PointText Paper.js item
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*
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* takes a svg text node (xml dom)
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* returns a PointText item
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*/
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_importText: function(svgText)
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{
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//TODO: Extend this for multiple values
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var x = svgText.x.baseVal.getItem(0).value || 0;
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var y = svgText.y.baseVal.getItem(0).value || 0;
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//END:Todo
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var dx; //character kerning
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var dy; //character baseline
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var rotate; //character rotation
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var textLength; //the width of the containing box
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var lengthAdjust; //
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var textContent = svgText.textContent || "";
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var topLeft = new Point(x, y);
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var text = new PointText(topLeft);
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text.content = textContent;
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return text;
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}
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});
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