| <!DOCTYPE html> |
| <title>Canvas test: 2d.transformation.scale.zero</title> |
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| <p> |
| <a href="2d.transformation.scale.basic.html" accesskey="p" title="[p] 2d.transformation.scale.basic"><</a> |
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| <h1><a href="index.2d.html">2d</a>.<a href="index.2d.transformation.html">transformation</a>.<a href="index.2d.transformation.scale.html">scale</a>.zero</h1> |
| <p class="desc">scale() with a scale factor of zero works</p> |
| <div class="refs">References: |
| <ul> |
| <li><a href="spec.html#testrefs.2d.transformation.scale">2d.transformation.scale</a> |
| |
| </ul> |
| </div> |
| |
| <p class="output">Actual output:</p> |
| <canvas id="c" class="output" width="100" height="50"><p class="fallback">FAIL (fallback content)</p></canvas> |
| <p class="output expectedtext">Expected output:<p><img src="green-100x50.png" class="output expected" id="expected" alt=""> |
| <ul id="d"></ul> |
| <script> |
| _addTest(function(canvas, ctx) { |
| |
| ctx.fillStyle = '#0f0'; |
| ctx.fillRect(0, 0, 100, 50); |
| |
| ctx.save(); |
| ctx.translate(50, 0); |
| ctx.scale(0, 1); |
| ctx.fillStyle = '#f00'; |
| ctx.fillRect(0, 0, 100, 50); |
| ctx.restore(); |
| |
| ctx.save(); |
| ctx.translate(0, 25); |
| ctx.scale(1, 0); |
| ctx.fillStyle = '#f00'; |
| ctx.fillRect(0, 0, 100, 50); |
| ctx.restore(); |
| |
| // Firefox has a bug where it renders the canvas as empty and toDataURL throws an exception |
| canvas.toDataURL(); |
| |
| _assertPixel(canvas, 50,25, 0,255,0,255, "50,25", "0,255,0,255"); |
| |
| |
| }); |
| </script> |
| |
