зеркало из https://github.com/mozilla/pjs.git
40 строки
1.2 KiB
HTML
40 строки
1.2 KiB
HTML
|
<!DOCTYPE HTML>
|
||
|
|
<title>Canvas test: 2d.path.rect.selfintersect</title>
|
||
|
|
<script src="/MochiKit/MochiKit.js"></script>
|
||
|
|
<script src="/tests/SimpleTest/SimpleTest.js"></script>
|
||
|
|
<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css">
|
||
|
|
<body>
|
||
|
|
<canvas id="c" width="100" height="50" style="background: #f00"><p class="fallback">FAIL (fallback content)</p></canvas>
|
||
|
|
<script>
|
||
|
|
var _deferred = false;
|
||
|
|
function isPixel(ctx, x,y, r,g,b,a, pos, colour, d, f) {
|
||
|
|
var pixel = ctx.getImageData(x, y, 1, 1);
|
||
|
|
var pr = pixel.data[0],
|
||
|
|
pg = pixel.data[1],
|
||
|
|
pb = pixel.data[2],
|
||
|
|
pa = pixel.data[3];
|
||
|
|
(f || ok)(r-d <= pr && pr <= r+d &&
|
||
|
|
g-d <= pg && pg <= g+d &&
|
||
|
|
b-d <= pb && pb <= b+d &&
|
||
|
|
a-d <= pa && pa <= a+d,
|
||
|
|
"pixel "+pos+" is "+pr+","+pg+","+pb+","+pa+"; expected "+colour+" +/- "+d);
|
||
|
|
}
|
||
|
|
|
||
|
|
SimpleTest.waitForExplicitFinish();
|
||
|
|
MochiKit.DOM.addLoadEvent(function () {
|
||
|
|
|
||
|
|
var canvas = document.getElementById('c');
|
||
|
|
var ctx = canvas.getContext('2d');
|
||
|
|
|
||
|
|
ctx.strokeStyle = '#0f0';
|
||
|
|
ctx.lineWidth = 90;
|
||
|
|
ctx.beginPath();
|
||
|
|
ctx.rect(45, 20, 10, 10);
|
||
|
|
ctx.stroke();
|
||
|
|
isPixel(ctx, 50,25, 0,255,0,255, "50,25", "0,255,0,255", 0);
|
||
|
|
|
||
|
|
if (!_deferred) SimpleTest.finish();
|
||
|
|
});
|
||
|
|
</script>
|
||
|
|
|