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<!DOCTYPE HTML>
<html>
<head>
<title>Hit-testing a scrollframe covered by nonrectangular and pointer-events:none things</title>
<script type="application/javascript" src="apz_test_utils.js"></script>
<script type="application/javascript" src="apz_test_native_event_utils.js"></script>
<script src="/tests/SimpleTest/paint_listener.js"></script>
<meta name="viewport" content="width=device-width"/>
<meta http-equiv="content-type" content="text/html; charset=UTF-8">
<style>
.scroller {
overflow: scroll;
width: 100px;
height: 100px;
}
.scroller > div {
height: 200px;
background-image: linear-gradient(#fff,#000);
}
</style>
</head>
<body>
<div id="testcase1">
<div style="width: 100px;height: 50px;display: inline-block;">
<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100" style="overflow: visible;background-color: #aa6666;">
<circle cx="80" cy="50" r="50"></circle>
</svg>
</div>
<div class="scroller" style="display: inline-block;"><div></div></div>
<div style="width: 100px; height: 100px; display: inline-block; position:relative;">
<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100" style="overflow: visible;background-color: #aa6666;">
<circle cx="20" cy="50" r="50"></circle>
</svg>
</div>
</div>
<div id="testcase2" style="position:relative; height: 110px;">
<div style="width: 100px;height: 100px;position:absolute;pointer-events:none;left: 25px;">
<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100" style="background-color: #aa6666;pointer-events: none;">
<circle cx="75" cy="50" r="50" style="pointer-events: auto;"></circle>
</svg>
</div>
<div class="scroller" style="position: absolute; left: 100px;"><div></div></div>
<div style="width: 100px;height: 100px; position:absolute;pointer-events:none;left: 175px;">
<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100" style="background-color: #aa6666;pointer-events: none;">
<circle cx="45" cy="50" r="50" style="pointer-events: auto;"></circle>
</svg>
</div>
</div>
<div id="testcase3">
<div style="width: 100px;height: 50px;display: inline-block;">
<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100" style="overflow: visible;background-color: #aa6666;">
<rect x="25" y="25" width="100" height="50"></rect>
</svg>
</div>
<div class="scroller" style="display: inline-block;"><div></div></div>
<div style="width: 100px; height: 100px; display: inline-block; position:relative;">
<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100" style="overflow: visible;background-color: #aa6666;">
<rect x="-30" y="25" width="100" height="50"></rect>
</svg>
</div>
</div>
<div id="testcase4" style="position:relative; height: 110px;">
<div style="width: 100px;height: 100px;position:absolute;pointer-events:none;left: 25px;">
<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100" style="background-color: #aa6666;pointer-events: none;">
<rect x="25" y="25" width="100" height="50" style="pointer-events: auto;"></rect>
</svg>
</div>
<div class="scroller" style="position: absolute; left: 100px;"><div></div></div>
<div style="width: 100px;height: 100px; position:absolute;pointer-events:none;left: 175px;">
<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100" style="background-color: #aa6666;pointer-events: none;">
<rect x="-25" y="25" width="100" height="50" style="pointer-events: auto;"></rect>
</svg>
</div>
</div>
<div style="width: 40em;">
Each of the gradients should be scrollable, except where the black stuff on the right cover them.
The brown square should not prevent scrolling. Similarly, the content on the left (which goes
underneath the scroller) shouldn't matter.
</div>
<script>
async function test() {
var config = getHitTestConfig();
var utils = config.utils;
// layerize the scrollable frames
for (var scroller of document.querySelectorAll(".scroller")) {
utils.setDisplayPortForElement(0, 0, 100, 200, scroller, 1);
}
await promiseApzFlushedRepaints();
var rootViewId = utils.getViewId(document.scrollingElement);
for (var testId = 1; testId <= 4; testId++) {
var target = document.querySelector(`#testcase${testId} .scroller`);
var scrollerViewId = utils.getViewId(target);
checkHitResult(hitTest(centerOf(target)),
APZHitResultFlags.VISIBLE,
scrollerViewId,
utils.getLayersId(),
`center of scroller in testcase ${testId}`);
var bounds = target.getBoundingClientRect();
var verticalScrollbarWidth = bounds.width - target.clientWidth;
var horizontalScrollbarHeight = bounds.height - target.clientHeight;
// these points should all hit the target scroller
checkHitResult(hitTest({x: bounds.x + 1, y: bounds.y + 1}),
APZHitResultFlags.VISIBLE,
scrollerViewId,
utils.getLayersId(),
`top left of scroller in testcase ${testId}`);
checkHitResult(hitTest({x: bounds.x + 1, y: bounds.y + (bounds.height / 2)}),
APZHitResultFlags.VISIBLE,
scrollerViewId,
utils.getLayersId(),
`middle left of scroller in testcase ${testId}`);
checkHitResult(hitTest({x: bounds.x + 1, y: bounds.bottom - horizontalScrollbarHeight - 1}),
APZHitResultFlags.VISIBLE,
scrollerViewId,
utils.getLayersId(),
`bottom left (excluding scrollbar) of scroller in testcase ${testId}`);
if (horizontalScrollbarHeight > 0) {
checkHitResult(hitTest({x: bounds.x + 1, y: bounds.bottom - 1}),
APZHitResultFlags.VISIBLE | APZHitResultFlags.SCROLLBAR,
scrollerViewId,
utils.getLayersId(),
`bottom left of scroller in testcase ${testId}`);
}
// With the first two cases (circle masks) WebRender emits dispatch-to-content
// regions for the right side, so for now we just test for that.
// Eventually WebRender should be able to stop emitting DTC
// and we can update this test to be more precise.
// For the two rectangular test cases we get precise results rather than
// dispatch-to-content.
if (testId == 1 || testId == 2) {
checkHitResult(hitTest({x: bounds.right - verticalScrollbarWidth - 1, y: bounds.y + 1}),
APZHitResultFlags.VISIBLE | APZHitResultFlags.IRREGULAR_AREA,
rootViewId,
utils.getLayersId(),
`top right of scroller in testcase ${testId}`);
checkHitResult(hitTest({x: bounds.right - verticalScrollbarWidth - 1, y: bounds.bottom - horizontalScrollbarHeight - 1}),
APZHitResultFlags.VISIBLE | APZHitResultFlags.IRREGULAR_AREA,
rootViewId,
utils.getLayersId(),
`bottom right of scroller in testcase ${testId}`);
} else {
checkHitResult(hitTest({x: bounds.right - verticalScrollbarWidth - 1, y: bounds.y + 1}),
APZHitResultFlags.VISIBLE,
scrollerViewId,
utils.getLayersId(),
`top right of scroller in testcase ${testId}`);
checkHitResult(hitTest({x: bounds.right - verticalScrollbarWidth - 1, y: bounds.bottom - horizontalScrollbarHeight - 1}),
APZHitResultFlags.VISIBLE,
scrollerViewId,
utils.getLayersId(),
`bottom right of scroller in testcase ${testId}`);
}
checkHitResult(hitTest({x: bounds.right - 1, y: bounds.y + (bounds.height / 2)}),
APZHitResultFlags.VISIBLE | APZHitResultFlags.IRREGULAR_AREA,
rootViewId,
utils.getLayersId(),
`middle right of scroller in testcase ${testId}`);
}
}
waitUntilApzStable()
.then(test)
.then(subtestDone, subtestFailed);
</script>
</body></html>