| Index: LayoutTests/svg/custom/zoomed-alignment-baseline.html
|
| diff --git a/LayoutTests/svg/custom/zoomed-alignment-baseline.html b/LayoutTests/svg/custom/zoomed-alignment-baseline.html
|
| new file mode 100644
|
| index 0000000000000000000000000000000000000000..cb3c4277d22ff96eeea312b4e1274ba48f0ac974
|
| --- /dev/null
|
| +++ b/LayoutTests/svg/custom/zoomed-alignment-baseline.html
|
| @@ -0,0 +1,48 @@
|
| +<!doctype html>
|
| +<title>Test that alignment-baseline is unaffected by zoom level</title>
|
| +<script src="../../resources/testharness.js"></script>
|
| +<script src="../../resources/testharnessreport.js"></script>
|
| +<svg width="250" height="140" viewBox="0 0 250 140"
|
| + xmlns="http://www.w3.org/2000/svg" version="1.1">
|
| + <style>
|
| + text {
|
| + font-family: ahem;
|
| + font-size: 20px;
|
| + }
|
| + </style>
|
| + <text x="15" y="40">before<tspan>inter</tspan>after</text>
|
| + <script>
|
| + var alignmentBaselineValues = ["baseline", "before-edge", "text-before-edge", "middle",
|
| + "central", "after-edge", "text-after-edge",
|
| + "ideograpic", "alphabetic", "hanging", "mathematical"];
|
| + var expectedDeltas = {
|
| + "baseline" : 0,
|
| + "before-edge": -16,
|
| + "text-before-edge": -16,
|
| + "middle": -8,
|
| + "central": -6,
|
| + "after-edge": 4,
|
| + "text-after-edge": 4,
|
| + "ideograpic": 0,
|
| + "alphabetic": 0,
|
| + "hanging": -13,
|
| + "mathematical": -8
|
| + };
|
| +
|
| + var zoomLevels = [1, 4, 16];
|
| + var html = document.documentElement;
|
| + alignmentBaselineValues.forEach(function (alignmentBaselineValue) {
|
| + document.querySelector('tspan').setAttribute('alignment-baseline', alignmentBaselineValue);
|
| + zoomLevels.forEach(function (zoom) {
|
| + html.style.zoom = zoom;
|
| + var baselineShiftDelta = (document.querySelector('text').getStartPositionOfChar(0).y -
|
| + document.querySelector('tspan').getStartPositionOfChar(0).y);
|
| + test(function () {
|
| + assert_approx_equals(baselineShiftDelta, expectedDeltas[alignmentBaselineValue], 1);
|
| + }, "Text bounds height at zoom " + zoom + " with alignment-baseline=" + alignmentBaselineValue);
|
| + });
|
| + });
|
| + html.style.zoom = 1;
|
| + </script>
|
| +</svg>
|
| +<p>This test requires the Ahem font</p>
|
|
|
Chromium Code Reviews
Issue 1081813003:
Remove effective zoom from font metrics before SVG text layout. (Closed)
Base URL: https://chromium.googlesource.com/chromium/blink.git@master