Updated

2013-02-20 10:38:25 +01:00
parent 17c3936ab6
commit 5d14b9e2d4
1919 changed files with 559755 additions and 2588 deletions
--- a/master/examples/circles.html
+++ b/master/examples/circles.html
@@ -0,0 +1,83 @@
+<html xmlns:v="urn:schemas-microsoft-com:vml" xmlns:o="urn:schemas-microsoft-com:office:office">
+<head>
+<title>dojox.gfx: 100 draggable circles</title>
+<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
+<style type="text/css">
+	@import "../../../dojo/resources/dojo.css";
+	@import "../../../dijit/tests/css/dijitTests.css";
+</style>
+<script type="text/javascript" src="../../../dojo/dojo.js"></script>
+<script type="text/javascript">
+
+dojo.require("dojox.gfx");
+dojo.require("dojox.gfx.move");
+
+var container = null,
+	surface = null,
+	surface_size = null;
+
+function getRand(from, to){
+	return Math.random() * (to - from) + from;
+}
+
+var skew_stat_factor = 15;
+
+function getRandSkewed(from, to){
+	// let skew stats to smaller values
+	var seed = 0;
+	for(var i = 0; i < skew_stat_factor; ++i){
+		seed += Math.random();
+	}
+	seed = 2 * Math.abs(seed / skew_stat_factor - 0.5);
+	return seed * (to - from) + from;
+}
+
+function randColor(alpha){
+	var red   = Math.floor(getRand(0, 255)),
+		green = Math.floor(getRand(0, 255)),
+		blue  = Math.floor(getRand(0, 255)),
+		opacity = alpha ? getRand(0.1, 1) : 1;
+	return [red, green, blue, opacity];
+}
+
+function makeCircleGrid(itemCount){
+	var minR = 10, maxR = surface_size.width / 3;
+	for(var j = 0; j < itemCount; ++j){
+		var r = getRandSkewed(minR, maxR),
+			cx = getRand(r, surface_size.width  - r),
+			cy = getRand(r, surface_size.height - r),
+			shape = surface.createCircle({cx: cx, cy: cy, r: r})
+				.setFill(randColor(true))
+				.setStroke({color: randColor(true), width: getRand(0, 3)})
+				;
+		new dojox.gfx.Moveable(shape);
+	}
+}
+
+function initGfx(){
+	container = dojo.byId("gfx_holder");
+	surface = dojox.gfx.createSurface(container, 500, 500);
+	surface_size = {width: 500, height: 500};
+
+	makeCircleGrid(100);
+
+	// cancel text selection and text dragging
+	dojo.connect(container, "ondragstart",   dojo, "stopEvent");
+	dojo.connect(container, "onselectstart", dojo, "stopEvent");
+}
+
+dojo.addOnLoad(initGfx);
+
+</script>
+
+<style type="text/css">
+.movable { cursor: pointer; }
+</style>
+
+</head>
+<body>
+<h1>dojox.gfx: 100 draggable circles</h1>
+<p>Warning: Canvas renderer doesn't implement event handling.</p>
+<div id="gfx_holder" style="width: 500px; height: 500px;"></div>
+</body>
+</html>