| <!DOCTYPE html> |
| <title>Canvas test: 2d.gradient.interpolate.overlap2</title> |
| <meta name="author" content="Philip Taylor"> |
| <script src="../common/canvas-tests.js"></script> |
| <link rel="stylesheet" href="../common/canvas-tests.css"> |
| <body class="show_output"> |
| |
| <h1><a href="index.2d.html">2d</a>.<a href="index.2d.gradient.html">gradient</a>.<a href="index.2d.gradient.interpolate.html">interpolate</a>.overlap2</h1> |
| <p class="desc"></p> |
| |
| <div class="refs">Spec references: |
| <ul> |
| <li><a href="../annotated-spec/canvas.html#testrefs.2d.gradient.interpolate.overlap">2d.gradient.interpolate.overlap</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="../resources/green-100x50.png" class="output expected" id="expected" alt=""> |
| <ul id="d"></ul> |
| <script> |
| _addTest(function(canvas, ctx) { |
| |
| var g = ctx.createLinearGradient(0, 0, 100, 0); |
| var ps = [ 0, 1/10, 1/4, 1/3, 1/2, 3/4, 1 ]; |
| for (var p = 0; p < ps.length; ++p) |
| { |
| g.addColorStop(ps[p], '#0f0'); |
| for (var i = 0; i < 15; ++i) |
| g.addColorStop(ps[p], '#f00'); |
| g.addColorStop(ps[p], '#0f0'); |
| } |
| ctx.fillStyle = g; |
| ctx.fillRect(0, 0, 100, 50); |
| _assertPixel(canvas, 1,25, 0,255,0,255, "1,25", "0,255,0,255"); |
| _assertPixel(canvas, 30,25, 0,255,0,255, "30,25", "0,255,0,255"); |
| _assertPixel(canvas, 40,25, 0,255,0,255, "40,25", "0,255,0,255"); |
| _assertPixel(canvas, 60,25, 0,255,0,255, "60,25", "0,255,0,255"); |
| _assertPixel(canvas, 80,25, 0,255,0,255, "80,25", "0,255,0,255"); |
| |
| |
| }); |
| </script> |
| |
