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Test Info:
- This WPT test may be referenced by the following Test IDs:
- /html/canvas/element/text/2d.text.measure.text-clusters-rendering-baseline.tentative.html - WPT Dashboard Interop Dashboard
<!DOCTYPE html>
<!-- DO NOT EDIT! This test has been generated by /html/canvas/tools/gentest.py. -->
<meta charset="UTF-8">
<link rel="match" href="2d.text.measure.text-clusters-rendering-baseline.tentative-expected.html">
<title>Canvas test: 2d.text.measure.text-clusters-rendering-baseline.tentative</title>
<h1 style="font-size: 20px;">2d.text.measure.text-clusters-rendering-baseline.tentative</h1>
<p class="desc">Test that fillTextCluster() correctly positions the text, taking into account the textBaseline from the context at the time the text was measured.</p>
<div style="display: grid; grid-gap: 4px;
grid-template-columns: repeat(4, max-content);
font-size: 13px; text-align: center;">
<span>
<div>ctx_baseline_top</div>
<canvas id="canvas0" width="180" height="43" style="outline: 1px solid">
<p class="fallback">FAIL (fallback content)</p>
</canvas>
<script type="module">
const canvas = document.getElementById("canvas0");
const ctx = canvas.getContext('2d');
ctx.font = '20px serif';
const text = 'Test ☺️ א';
const x = 20;
const y = canvas.height / 2;
ctx.textBaseline = 'top';
let tm = ctx.measureText(text);
const clusters = tm.getTextClusters();
// Rendering all clusters with the same (x, y) parameters must be
// equivalent to a fillText() call at (x, y).
for (const cluster of clusters) {
ctx.fillTextCluster(cluster, x, y);
}
</script>
</span>
<span>
<div>ctx_baseline_middle</div>
<canvas id="canvas1" width="180" height="43" style="outline: 1px solid">
<p class="fallback">FAIL (fallback content)</p>
</canvas>
<script type="module">
const canvas = document.getElementById("canvas1");
const ctx = canvas.getContext('2d');
ctx.font = '20px serif';
const text = 'Test ☺️ א';
const x = 20;
const y = canvas.height / 2;
ctx.textBaseline = 'middle';
let tm = ctx.measureText(text);
const clusters = tm.getTextClusters();
// Rendering all clusters with the same (x, y) parameters must be
// equivalent to a fillText() call at (x, y).
for (const cluster of clusters) {
ctx.fillTextCluster(cluster, x, y);
}
</script>
</span>
<span>
<div>ctx_baseline_bottom</div>
<canvas id="canvas2" width="180" height="43" style="outline: 1px solid">
<p class="fallback">FAIL (fallback content)</p>
</canvas>
<script type="module">
const canvas = document.getElementById("canvas2");
const ctx = canvas.getContext('2d');
ctx.font = '20px serif';
const text = 'Test ☺️ א';
const x = 20;
const y = canvas.height / 2;
ctx.textBaseline = 'bottom';
let tm = ctx.measureText(text);
const clusters = tm.getTextClusters();
// Rendering all clusters with the same (x, y) parameters must be
// equivalent to a fillText() call at (x, y).
for (const cluster of clusters) {
ctx.fillTextCluster(cluster, x, y);
}
</script>
</span>
<span>
<div>ctx_baseline_alphabetic</div>
<canvas id="canvas3" width="180" height="43" style="outline: 1px solid">
<p class="fallback">FAIL (fallback content)</p>
</canvas>
<script type="module">
const canvas = document.getElementById("canvas3");
const ctx = canvas.getContext('2d');
ctx.font = '20px serif';
const text = 'Test ☺️ א';
const x = 20;
const y = canvas.height / 2;
ctx.textBaseline = 'alphabetic';
let tm = ctx.measureText(text);
const clusters = tm.getTextClusters();
// Rendering all clusters with the same (x, y) parameters must be
// equivalent to a fillText() call at (x, y).
for (const cluster of clusters) {
ctx.fillTextCluster(cluster, x, y);
}
</script>
</span>
</div>