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Bug 1050493 - Invalidate ColorLayer bounds changes. r=roc

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--HG--
extra : rebase_source : 2196e9cb32a41771b9078ec1e66dbb97ef430b71
This commit is contained in:
Markus Stange 2014-09-23 17:47:36 -04:00
parent 3cefe14dd4
commit f705025184
4 changed files with 69 additions and 1 deletions
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10
gfx/layers/LayerTreeInvalidation.cpp
View File

@ -324,6 +324,7 @@ struct ColorLayerProperties : public LayerPropertiesBase
explicit ColorLayerProperties(ColorLayer *aLayer)
: LayerPropertiesBase(aLayer)
, mColor(aLayer->GetColor())
, mBounds(aLayer->GetBounds())
{ }
virtual nsIntRegion ComputeChangeInternal(NotifySubDocInvalidationFunc aCallback,
@ -336,10 +337,17 @@ struct ColorLayerProperties : public LayerPropertiesBase
return NewTransformedBounds();
}
return nsIntRegion();
nsIntRegion boundsDiff;
boundsDiff.Xor(mBounds, color->GetBounds());
nsIntRegion result;
AddTransformedRegion(result, boundsDiff, mTransform);
return result;
}
gfxRGBA mColor;
nsIntRect mBounds;
};
struct ImageLayerProperties : public LayerPropertiesBase

18
layout/reftests/bugs/1050493-1-ref.html Normal file
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@ -0,0 +1,18 @@
<!DOCTYPE html>
<html>
<meta charset="utf-8">
<title>Test for bug 1050493</title>
<style>
body {
position: relative;
}
#box {
width: 50px;
height: 50px;
background-color: red;
position: absolute;
}
</style>
<div style="left: 5.556750627747686px; top: 0.5041006554218519px;" id="box"></div>

41
layout/reftests/bugs/1050493-1.html Normal file
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@ -0,0 +1,41 @@
<!DOCTYPE html>
<html class="reftest-wait">
<meta charset="utf-8">
<title>Test for bug 1050493</title>
<style>
body {
position: relative;
}
#box {
width: 50px;
height: 50px;
background-color: red;
position: absolute;
}
</style>
<div style="left: 0; top: 0;" id="box"></div>
<script>
var positions = [
{ x: 4.6260797642782014, y: 0.46260797642782014 },
{ x: 5.0304173163526205, y: 0.4878118314685598 },
{ x: 5.0304173163526205, y: 0.5041006554218519 },
{ x: 5.556750627747686, y: 0.5041006554218519 }];
var s = document.getElementById('box').style,
i = 0;
function f() {
if (i < positions.length) {
s.left = positions[i].x + "px";
s.top = positions[i].y + "px";
i++;
requestAnimationFrame(f);
} else {
document.documentElement.className = "";
}
}
window.addEventListener("MozReftestInvalidate", function () {
f();
});
</script>

1
layout/reftests/bugs/reftest.list
View File

@ -1826,6 +1826,7 @@ pref(browser.display.use_document_fonts,0) == 1022481-1.html 1022481-1-ref.html
== 1042104-1.html 1042104-1-ref.html
== 1044198-1.html 1044198-1-ref.html
== 1049499-1.html 1049499-1-ref.html
== 1050493-1.html 1050493-1-ref.html
== 1050788-1.html about:blank
== 1053035-1-flex.html 1053035-1-ref.html
test-pref(layout.css.grid.enabled,true) == 1053035-1-grid.html 1053035-1-ref.html