dojox
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Dojo eXtensions, a rollup of many useful sub-projects and varying states of maturity – from very stable and robust, to alpha and experimental. See individual projects contain README files for details.
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HTML
<html xmlns:v="urn:schemas-microsoft-com:vml" xmlns:o="urn:schemas-microsoft-com:office:office">
<head>
<title>Create DojoX GFX JSON</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";
td.cell { padding: 1em 1em 0em 0em; }
</style>
<script type="text/javascript" src="../../../dojo/dojo.js"></script>
<script type="text/javascript">
dojo.require("dojox.gfx");
dojo.require("dojox.gfx.utils");
surface = null;
grid_size = 500;
grid_step = 50;
init = function(){
// initialize graphics
var container = dojo.byId("gfx");
surface = dojox.gfx.createSurface(container, 500, 500);
// create a picture
// make a grid
var grid = surface.createGroup();
for(var i = 0; i <= grid_size; i += grid_step){
grid.createLine({x1: 0, x2: grid_size, y1: i, y2: i}).setStroke("black");
grid.createLine({y1: 0, y2: grid_size, x1: i, x2: i}).setStroke("black");
}
// make a checkerboard
var board = surface.createGroup(), gs2 = grid_step * 2;
for(var i = 0; i < grid_size; i += grid_step){
for(var j = 0; j < grid_size; j += grid_step){
if(i % gs2 == j % gs2) {
board.createRect({x: i, y: j, width: grid_step, height: grid_step}).setFill([255, 0, 0, 0.1]);
}
}
}
// draw test_transform shapes
var g1 = surface.createGroup();
var r1 = g1.createShape({type: "rect", x: 200, y: 200})
.setFill("green")
.setStroke({})
;
var r2 = surface.createShape({type: "rect"}).setStroke({})
.setFill({type: "linear", to: {x: 50, y: 100},
colors: [{offset: 0, color: "green"}, {offset: 0.5, color: "red"}, {offset: 1, color: "blue"}] })
.setTransform({dx: 100, dy: 100})
;
var r3 = surface.createRect().setStroke({})
.setFill({ type: "linear" })
;
var r4 = g1.createShape({type: "rect"})
.setFill("blue")
.setTransform([dojox.gfx.matrix.rotategAt(-30, 350, 250), { dx: 300, dy: 200 }])
;
var p1 = g1.createShape({type: "path"})
.setStroke({})
.moveTo(300, 100)
.lineTo(400, 200)
.lineTo(400, 300)
.lineTo(300, 400)
.curveTo(400, 300, 400, 200, 300, 100)
.setTransform({})
;
var p2 = g1.createShape(p1.getShape())
.setStroke({color: "red", width: 2})
.setTransform({dx: 100})
;
var p3 = g1.createShape({type: "path"})
.setStroke({color: "blue", width: 2})
.moveTo(300, 100)
.setAbsoluteMode(false)
.lineTo ( 100, 100)
.lineTo ( 0, 100)
.lineTo (-100, 100)
.curveTo( 100, -100, 100, -200, 0, -300)
//.setTransform(dojox.gfx.matrix.rotategAt(135, 250, 250))
.setTransform(dojox.gfx.matrix.rotategAt(180, 250, 250))
;
g1.moveToFront();
g1.setTransform(dojox.gfx.matrix.rotategAt(-15, 250, 250));
// dump everything
dump();
};
dump = function(){
var objects = dojox.gfx.utils.serialize(surface);
// name top-level objects
for(var i = 0; i < objects.length; ++i){
objects[i].name = "shape" + i;
}
// format and show
dojo.byId("io").value = dojo.toJson(objects, dojo.byId("pprint").checked);
};
dojo.addOnLoad(init);
</script>
</head>
<body>
<h1>Create DojoX GFX JSON</h1>
<p>This is a helper file, which serves as a template to generate static pictures.</p>
<table>
<tr>
<td align="left" valign="top" class="cell">
<div id="gfx" style="width: 500px; height: 500px; border: solid 1px black;">
</div>
</td>
</tr>
</table>
<p><textarea id="io" cols="80" rows="10" wrap="off"></textarea></p>
<p><button onclick="dump()">Dump!</button>
<input type="checkbox" id="pprint" checked="checked" /> <label for="pprint">Pretty-print JSON</label></p>
</body>
</html>