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Bug 979692 - Add simple hit testing for canvas hit regions. r=roc

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This commit is contained in:
Rik Cabanier 2014-05-18 19:44:00 -04:00
parent 7d16363b71
commit a5ab40e27b
2 changed files with 78 additions and 0 deletions
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1
content/canvas/test/mochitest.ini
View File

@ -194,6 +194,7 @@ skip-if = (toolkit == 'gonk' && !debug) #specialpowers.wrap
[test_canvas_font_setter.html]
[test_canvas_path.html]
[test_hitregion_canvas.html]
[test_hitregion_event.html]
skip-if = os == "android" || appname == "b2g"
[test_canvas_strokeStyle_getter.html]
[test_drawImageIncomplete.html]

77
content/canvas/test/test_hitregion_event.html Normal file
View File

@ -0,0 +1,77 @@
<!DOCTYPE HTML>
<html>
<head>
<title>Test click events on canvas hit regions</title>
<script type="application/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
<script type="text/javascript" src="/tests/SimpleTest/EventUtils.js"></script>
<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
</head>
<body>
<p id="display">
<canvas id="input">
</canvas>
</p>
<div id="content" style="display: none">
</div>
<pre id="test">
<script type="application/javascript">
SpecialPowers.pushPrefEnv({"set": [["canvas.hitregions.enabled", true]]}, function() {
var input = document.getElementById("input");
var regionId = "";
input.addEventListener('mousedown', function(evt){
regionId = evt.region;
})
function runTests()
{
try {
var ctx = input.getContext("2d");
ctx.beginPath();
ctx.rect(20, 20, 100, 75);
ctx.fill();
ctx.addHitRegion({id: "a"});
ctx.beginPath();
ctx.fillStyle = "red";
ctx.rect(60, 40, 100, 75);
ctx.fill();
ctx.addHitRegion({id: "b"});
ctx.beginPath();
ctx.fillStyle = "yellow";
ctx.rect(80, 60, 10, 10);
ctx.fill();
ctx.addHitRegion({id: "c"});
synthesizeMouse(input, 25,25, {type: "mousedown"});
is(regionId, "a", "Hit region a", ". Found: " + regionId);
synthesizeMouse(input, 5,5, {type: "mousedown", button: 1});
is(regionId, "", "Hit region null", ". Found: " + regionId);
synthesizeMouse(input, 65,45, {type: "mousedown"});
is(regionId, "b", "Hit region b", ". Found: " + regionId);
synthesizeMouse(input, 85,65, {type: "mousedown"});
is(regionId, "c", "Hit region c", ". Found: " + regionId);
ctx.removeHitRegion("c");
synthesizeMouse(input, 85,65, {type: "mousedown"});
is(regionId, "b", "Hit region b", ". Found: " + regionId);
} catch (e) {
ok(false, "unexpected exception thrown: " + e);
}
SimpleTest.finish();
}
runTests();
});
SimpleTest.waitForExplicitFinish();
</script>
</pre>
</body>
</html>