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<!DOCTYPE html>
<title>Canvas test: 2d.gradient.interpolate.overlap</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>.overlap</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/2d.gradient.interpolate.overlap.png" class="output expected" id="expected" alt="">
<ul id="d"></ul>
<script>
_addTest(function(canvas, ctx) {
canvas.width = 200;
var g = ctx.createLinearGradient(0, 0, 200, 0);
g.addColorStop(0, '#f00');
g.addColorStop(0, '#ff0');
g.addColorStop(0.25, '#00f');
g.addColorStop(0.25, '#0f0');
g.addColorStop(0.25, '#0f0');
g.addColorStop(0.25, '#0f0');
g.addColorStop(0.25, '#ff0');
g.addColorStop(0.5, '#00f');
g.addColorStop(0.5, '#0f0');
g.addColorStop(0.75, '#00f');
g.addColorStop(0.75, '#f00');
g.addColorStop(0.75, '#ff0');
g.addColorStop(0.5, '#0f0');
g.addColorStop(0.5, '#0f0');
g.addColorStop(0.5, '#ff0');
g.addColorStop(1, '#00f');
ctx.fillStyle = g;
ctx.fillRect(0, 0, 200, 50);
_assertPixelApprox(canvas, 49,25, 0,0,255,255, "49,25", "0,0,255,255", 16);
_assertPixelApprox(canvas, 51,25, 255,255,0,255, "51,25", "255,255,0,255", 16);
_assertPixelApprox(canvas, 99,25, 0,0,255,255, "99,25", "0,0,255,255", 16);
_assertPixelApprox(canvas, 101,25, 255,255,0,255, "101,25", "255,255,0,255", 16);
_assertPixelApprox(canvas, 149,25, 0,0,255,255, "149,25", "0,0,255,255", 16);
_assertPixelApprox(canvas, 151,25, 255,255,0,255, "151,25", "255,255,0,255", 16);
});
</script>