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<!doctype html>
<html>
<head>
<meta charset="utf-8">
<title>Test Element::getTransformToViewport</title>
<script src="chrome://mochikit/content/tests/SimpleTest/SimpleTest.js"></script>
<link rel="stylesheet" type="text/css" href="chrome://mochikit/content/tests/SimpleTest/test.css"/>
<style>
body {
margin: 0px;
}
.box {
background-color: red;
height: 20px;
width: 80px;
}
.a {
margin: 10px;
}
.b {
margin: 20px;
}
.c {
transform: translate(11px, -11px);
}
.d {
transform: skewx(-45deg);
}
</style>
<script>
'use strict';
SimpleTest.waitForExplicitFinish();
function testTransformToParent() {
let expectedData = [
["boxA", "1,0,0,0,0,1,0,0,0,0,1,0,10,0,0,1"],
["boxB", "1,0,0,0,0,1,0,0,0,0,1,0,20,0,0,1"],
["boxC", "1,0,0,0,0,1,0,0,0,0,1,0,11,-11,0,1"],
["boxD", "1,0,0,0,-1,1,0,0,0,0,1,0,10,0,0,1"],
];
// Test transform to parent.
for (let i = 0; i < expectedData.length; ++i) {
let expected = expectedData[i];
let element = document.getElementById(expected[0]);
let transform = element.getTransformToParent();
let transformFloats = transform.toFloat32Array();
let transformString = transformFloats.toString();
is(transformString, expected[1], "Element " + expected[0] + " has expected transform to parent.");
}
}
function testTransformToAncestorAndViewport() {
let expectedData = [
["boxA", "1,0,0,0,0,1,0,0,0,0,1,0,10,10,0,1"],
["boxB", "1,0,0,0,0,1,0,0,0,0,1,0,20,50,0,1"],
["boxC", "1,0,0,0,0,1,0,0,0,0,1,0,11,79,0,1"],
];
// Test transform to document (an actual ancestor unchanged by embedding within the mochitest framework).
for (let i = 0; i < expectedData.length; ++i) {
let expected = expectedData[i];
let element = document.getElementById(expected[0]);
let transform = element.getTransformToAncestor(document.documentElement);
let transformFloats = transform.toFloat32Array();
let transformString = transformFloats.toString();
is(transformString, expected[1], "Element " + expected[0] + " has expected transform to ancestor.");
}
// Test transform to a non-ancestor is equivalent to transform to viewport.
let nonAncestorElement = document.getElementById("nonAncestor");
for (let i = 0; i < expectedData.length; ++i) {
let expected = expectedData[i];
let element = document.getElementById(expected[0]);
let transform = element.getTransformToAncestor(nonAncestorElement);
let transformFloats = transform.toFloat32Array();
let transformString = transformFloats.toString();
let transformToViewport = element.getTransformToViewport();
let transformToViewportFloats = transformToViewport.toFloat32Array();
let transformToViewportString = transformToViewportFloats.toString();
is(transformString, transformToViewportString, "Element " + expected[0] + " transform to non-ancestor is equivalent to transform to viewport.");
}
}
function runTests() {
testTransformToParent();
testTransformToAncestorAndViewport();
SimpleTest.finish();
}
</script>
</head>
<body onLoad="runTests();">
<div id="boxAParent">
<div id="boxA" class="box a">boxA</div>
</div>
<div id="boxBParent">
<div id="boxB" class="box b">boxB</div>
</div>
<div id="boxCParent">
<div id="boxC" class="box c">boxC</div>
</div>
<div id="boxDParent">
<div id="boxD" class="box d">boxD</div>
</div>
<div id="nonAncestor">This div is not an ancestor of any of the boxes.</div>
</body>
</html>
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