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Test Info:
- This WPT test may be referenced by the following Test IDs:
- /html/canvas/element/manual/draw-element-image/anchor-positioning.tentative.html - WPT Dashboard Interop Dashboard
<!DOCTYPE html>
<html class="reftest-wait">
<title>Canvas.drawElementImage with out-of-canvas anchored element</title>
<link rel="match" href="anchor-positioning-ref.html">
<script src="/common/reftest-wait.js"></script>
<script src="/html/canvas/resources/wait-for-canvas-paint.js"></script>
<style>
#canvas {
width: 200px;
height: 200px;
background: lightgray;
}
#anchor {
width: 100px;
height: 100px;
background: green;
anchor-name: --anchor;
}
#anchored {
position-anchor: --anchor;
position-visibility: always;
position-area: bottom center;
width: 100px;
height: 100px;
background: lightgreen;
position: absolute;
top: 0;
left: 0;
}
</style>
<canvas id=canvas width="200" height="200" layoutsubtree>
<div id=anchor></div>
</canvas>
<div id=anchored></div>
<script>
onload = async () => {
await waitForCanvasPaint(canvas);
var context = canvas.getContext('2d');
let matrix = context.drawElementImage(anchor, 50, 50);
anchor.style.transform = matrix.toString();
takeScreenshot();
};
</script>
</html>