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content / test / data / gpu / pixel_canvas2d.html [blame]
<!DOCTYPE HTML>
<html>
<head>
<title>Canvas 2D Test: Red Box over Black Background</title>
<style type="text/css">
.nomargin {
margin: 0px auto;
}
</style>
<script>
var g_swapsBeforeAck = 15;
function main()
{
draw();
waitForFinish();
}
function draw()
{
var canvas = document.getElementById("c");
var c2d = canvas.getContext("2d");
c2d.clearRect(0, 0, canvas.width, canvas.height);
c2d.fillStyle = "rgba(255, 0, 0, 0.5)";
c2d.fillRect(50, 50, 100, 100);
}
function waitForFinish()
{
if (g_swapsBeforeAck == 0) {
domAutomationController.send("SUCCESS");
} else {
g_swapsBeforeAck--;
document.getElementById('container').style.zIndex = g_swapsBeforeAck + 1;
window.requestAnimationFrame(waitForFinish);
}
}
</script>
</head>
<body onload="main()">
<div style="position:relative; width:200px; height:200px; background-color:black">
</div>
<div id="container" style="position:absolute; top:0px; left:0px">
<canvas id="c" width="200" height="200" class="nomargin"></canvas>
</div>
</body>
</html>