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<!DOCTYPE html>
<html>
<head>
<title>Touch Adjustment : Adjust correctly for scroll offset - bug 86205</title>
<script src="../resources/js-test.js"></script>
<script src="resources/touchadjustment.js"></script>
<style>
#scrolloffsetcontainer {
position: absolute;
top: 500px;
height: 1000px;
}
body {
margin: 0px;
}
#div0 { margin-left: 20px; height: 100px; box-sizing: border-box; }
#div1 { margin-left: 10px; height: 100px; box-sizing: border-box; }
</style>
</head>
<body>
<div id=scrolloffsetcontainer>
<div id=div0>
<a id=a0 href="#div0">Link 0</a>
</div>
<div id=div1>
<a id=a1 href="#div1">Link 1</a>
</div>
</div>
<p id='description'></p>
<div id='console'></div>
<script>
var adjustedNode;
var adjustedPoint;
// Set up shortcut access to elements
var e = {};
['scrolloffsetcontainer', 'div0', 'div1', 'a0', 'a1'].forEach(function(a) {
e[a] = document.getElementById(a);
});
function adjustedPointAtTouch(x, y, radius)
{
var x = x - radius;
var y = y - radius;
var width = radius * 2;
var height = radius * 2;
var position = internals.touchPositionAdjustedToBestClickableNode(x, y, width, height, document);
return position;
}
function testDirectTouches()
{
testTouchPoint(touchPoint(40, 130, 50), e.a0);
testTouchPoint(touchPoint(30, 230, 50), e.a1);
}
function testAdjustedTouches()
{
adjustedPoint = adjustedPointAtTouch(10, 120, 80);
shouldBeNonNull('adjustedPoint');
adjustedNode = document.elementFromPoint(adjustedPoint.x, adjustedPoint.y);
shouldBe('adjustedNode', 'e.a0');
adjustedPoint = adjustedPointAtTouch(5, 220, 80);
shouldBeNonNull('adjustedPoint');
adjustedNode = document.elementFromPoint(adjustedPoint.x, adjustedPoint.y);
shouldBe('adjustedNode', 'e.a1');
}
function runTests()
{
if (window.testRunner && window.internals && internals.touchNodeAdjustedToBestClickableNode) {
description('Test touch adjustment when main frame is scroll offset.');
window.scrollBy(0,400);
testDirectTouches();
testAdjustedTouches();
e.scrolloffsetcontainer.style.display = 'none';
}
}
runTests();
</script>
</body>
</html>
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