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84 lines
3.8 KiB
HTML
84 lines
3.8 KiB
HTML
<!DOCTYPE HTML>
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<title>Canvas test: 2d.drawImage.outsidesource</title>
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<script src="/MochiKit/MochiKit.js"></script>
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<script src="/tests/SimpleTest/SimpleTest.js"></script>
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<link rel="stylesheet" href="/tests/SimpleTest/test.css">
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<body>
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<canvas id="c" width="100" height="50"><p class="fallback">FAIL (fallback content)</p></canvas>
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<script>
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function isPixel(ctx, x,y, r,g,b,a, pos, colour, d) {
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var pixel = ctx.getImageData(x, y, 1, 1);
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var pr = pixel.data[0],
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pg = pixel.data[1],
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pb = pixel.data[2],
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pa = pixel.data[3];
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ok(r-d <= pr && pr <= r+d &&
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g-d <= pg && pg <= g+d &&
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b-d <= pb && pb <= b+d &&
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a-d <= pa && pa <= a+d,
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"pixel "+pos+" is "+pr+","+pg+","+pb+","+pa+"; expected "+colour+" +/- "+d);
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}
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function todo_isPixel(ctx, x,y, r,g,b,a, pos, colour, d) {
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var pixel = ctx.getImageData(x, y, 1, 1);
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var pr = pixel.data[0],
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pg = pixel.data[1],
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pb = pixel.data[2],
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pa = pixel.data[3];
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todo(r-d <= pr && pr <= r+d &&
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g-d <= pg && pg <= g+d &&
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b-d <= pb && pb <= b+d &&
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a-d <= pa && pa <= a+d,
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"pixel "+pos+" is "+pr+","+pg+","+pb+","+pa+"; expected "+colour+" +/- "+d);
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}
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SimpleTest.waitForExplicitFinish();
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MochiKit.DOM.addLoadEvent(function () {
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var canvas = document.getElementById('c');
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var ctx = canvas.getContext('2d');
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var _thrown_outer = false;
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try {
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ctx.drawImage(document.getElementById('green.png'), 10.5, 10.5, 89.5, 39.5, 0, 0, 100, 50);
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ctx.drawImage(document.getElementById('green.png'), 5.5, 5.5, -5.5, -5.5, 0, 0, 100, 50);
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ctx.drawImage(document.getElementById('green.png'), 100, 50, -5, -5, 0, 0, 100, 50);
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var _thrown = undefined; try {
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ctx.drawImage(document.getElementById('red.png'), -0.001, 0, 100, 50, 0, 0, 100, 50);
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} catch (e) { _thrown = e }; ok(_thrown && _thrown.code == DOMException.INDEX_SIZE_ERR, "should throw INDEX_SIZE_ERR");
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var _thrown = undefined; try {
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ctx.drawImage(document.getElementById('red.png'), 0, -0.001, 100, 50, 0, 0, 100, 50);
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} catch (e) { _thrown = e }; ok(_thrown && _thrown.code == DOMException.INDEX_SIZE_ERR, "should throw INDEX_SIZE_ERR");
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var _thrown = undefined; try {
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ctx.drawImage(document.getElementById('red.png'), 0, 0, 100.001, 50, 0, 0, 100, 50);
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} catch (e) { _thrown = e }; ok(_thrown && _thrown.code == DOMException.INDEX_SIZE_ERR, "should throw INDEX_SIZE_ERR");
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var _thrown = undefined; try {
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ctx.drawImage(document.getElementById('red.png'), 0, 0, 100, 50.001, 0, 0, 100, 50);
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} catch (e) { _thrown = e }; ok(_thrown && _thrown.code == DOMException.INDEX_SIZE_ERR, "should throw INDEX_SIZE_ERR");
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var _thrown = undefined; try {
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ctx.drawImage(document.getElementById('red.png'), 50, 0, 50.001, 50, 0, 0, 100, 50);
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} catch (e) { _thrown = e }; todo(_thrown && _thrown.code == DOMException.INDEX_SIZE_ERR, "should throw INDEX_SIZE_ERR");
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var _thrown = undefined; try {
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ctx.drawImage(document.getElementById('red.png'), 0, 0, -5, 5, 0, 0, 100, 50);
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} catch (e) { _thrown = e }; ok(_thrown && _thrown.code == DOMException.INDEX_SIZE_ERR, "should throw INDEX_SIZE_ERR");
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var _thrown = undefined; try {
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ctx.drawImage(document.getElementById('red.png'), 0, 0, 5, -5, 0, 0, 100, 50);
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} catch (e) { _thrown = e }; ok(_thrown && _thrown.code == DOMException.INDEX_SIZE_ERR, "should throw INDEX_SIZE_ERR");
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var _thrown = undefined; try {
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ctx.drawImage(document.getElementById('red.png'), 110, 60, -20, -20, 0, 0, 100, 50);
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} catch (e) { _thrown = e }; ok(_thrown && _thrown.code == DOMException.INDEX_SIZE_ERR, "should throw INDEX_SIZE_ERR");
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todo_isPixel(ctx, 50,25, 0,255,0,255, "50,25", "0,255,0,255", 2);
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} catch (e) {
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_thrown_outer = true;
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}
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todo(!_thrown_outer, 'should not throw exception');
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SimpleTest.finish();
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});
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</script>
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<img src="image_green.png" id="green.png" class="resource">
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<img src="image_red.png" id="red.png" class="resource">
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