paper
Version:
The Swiss Army Knife of Vector Graphics Scripting
53 lines (49 loc) • 1.87 kB
HTML
<html>
<head>
<meta charset="UTF-8">
<title>Transform Testing</title>
<link rel="stylesheet" href="../css/style.css">
<script type="text/javascript" src="../../dist/paper-full.js"></script>
<script type="text/paperscript" canvas="canvas">
// Import Inkscape-style SVG, preserving pivots
var svg = project.importSVG(document.getElementById('svg'), {
onImport: function(node, item) {
var prefix = 'inkscape:transform-center-';
var x = node.getAttribute(prefix + 'x');
var y = node.getAttribute(prefix + 'y');
if (x != null && y != null) {
item.pivot = new Point(+x, +y);
}
}
});
// Illustrate pivot using a simple animation
var rect = svg.children.rectangle;
// Show the pivot
new Path.Circle({
center: rect.localToGlobal(rect.pivot),
radius: 4,
strokeColor: 'black'
});
rect.onFrame = function() {
rect.rotate(1);
}
// And export again, preserving Inkscape pivots
console.log(rect.exportSVG({
onExport: function(item, node) {
var prefix = 'inkscape:transform-center-';
if (item.pivot) {
node.setAttribute(prefix + 'x', item.pivot.x);
node.setAttribute(prefix + 'y', item.pivot.y);
}
}
}))
</script>
</head>
<body>
<svg xmlns="http://www.w3.org/2000/svg" version="1.1" width="500" height="500" id="svg">
<rect id="rectangle" x="50" y="200" width="200" height="100" fill="red" inkscape:transform-center-x="100" inkscape:transform-center-y="0" />
</svg>
<canvas id="canvas" width="500" height="500"></canvas>
</body>
</html>