?? testline_dojo.htm
字號:
<html xmlns:v="urn:schemas-microsoft-com:vml" xmlns:o="urn:schemas-microsoft-com:office:office" >
<head>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312" />
<title>無標題文檔</title>
<script language="javascript" src="../../dojo/dojo/dojo.js" djConfig="isDebug: false"></script>
<script>
dojo.require("dojox.gfx");
dojo.addOnLoad(function(){
var surface = dojox.gfx.createSurface(document.getElementById("ccc"), 600, 400);
var x2=1,y2=1,x1=100,y1=500,x0=20,y0=50;
var d=Math.sqrt((y1-y0)*(y1-y0)+(x1-x0)*(x1-x0));
var Xa = x1 + 10 * ((x0 - x1) + (y0 - y1) / 2) / d;
var Ya = y1 + 10 * ((y0 - y1) - (x0 - x1) / 2) / d;
var Xb = x1 + 10 * ((x0 - x1) - (y0 - y1) / 2) / d;
var Yb = y1 + 10 * ((y0 - y1) + (x0 - x1) / 2) / d;
surface.createPolyline([{x:x2,y:y2},{x:x0,y:y0},{x:x1,y:y1},{x:Xa,y:Ya},{x:x1,y:y1},{x:Xb,y:Yb}]).setStroke({ color: "blue", width: 1 });
});
</script>
</head>
<body>
<div id="ccc" style="position:absolute;top:0px;left:0px;overflow:auto">
<div style="position:absolute;top:580px;left:1px;width:50px;border:solid 1px #000000;">dfdf</div>
</div>
</body>
</html>
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