gecko-dev/layout/reftests/writing-mode/1090168-1-notref.html

42 lines
1.2 KiB
HTML
Raw Blame History

This file contains invisible Unicode characters

This file contains invisible Unicode characters that are indistinguishable to humans but may be processed differently by a computer. If you think that this is intentional, you can safely ignore this warning. Use the Escape button to reveal them.

<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
</head>
<body>
<script type="text/javascript">
var testFont = '40px sans-serif';
function test(x, y, text, style, rotation) {
var canvas = document.createElement("canvas");
canvas.width = 400;
canvas.height = 400;
canvas.style.cssText = 'position:absolute;' + style;
document.getElementsByTagName('body')[0].appendChild(canvas);
var ctx = canvas.getContext('2d');
ctx.globalAlpha = 0.5;
ctx.beginPath();
ctx.moveTo(x - 20, y); ctx.lineTo(x + 20, y);
ctx.moveTo(x, y - 20); ctx.lineTo(x, y + 20);
ctx.stroke();
ctx.globalAlpha = 1.0;
ctx.font = testFont;
if (rotation != 0) {
ctx.translate(x,y);
ctx.rotate(rotation);
ctx.translate(-x,-y);
}
ctx.fillText(text, x, y);
}
// Testcase: vertical text with orientation:sideways-right
// test(100, 50, 'Hello', 'writing-mode:vertical-lr;text-orientation:sideways-right', 0);
// Reference: horizontal text with 90° rotation
// test(100, 50, 'Hello', 'writing-mode:horizontal-tb', Math.PI/2);
// Non-reference: vertical text with orientation:mixed
test(100, 50, 'Hello', 'writing-mode:vertical-lr;text-orientation:mixed', 0);
</script>