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Bug 702375 - Include the current frame bounds in preserve-3d overflow calculations. r=roc

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This commit is contained in:
Matt Woodrow
2011-11-17 16:45:39 +13:00
parent 825740e9be
commit df4ea4e5ab
4 changed files with 24 additions and 8 deletions
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15
layout/generic/nsFrame.cpp
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@@ -6627,12 +6627,11 @@ nsIFrame::FinishAndStoreOverflow(nsOverflowAreas& aOverflowAreas,
*/
nsRect newBounds(nsPoint(0, 0), aNewSize);
// Transform affects both overflow areas.
if (!Preserves3DChildren()) {
NS_FOR_FRAME_OVERFLOW_TYPES(otype) {
nsRect& o = aOverflowAreas.Overflow(otype);
o = nsDisplayTransform::TransformRect(o, this, nsPoint(0, 0), &newBounds);
}
} else {
NS_FOR_FRAME_OVERFLOW_TYPES(otype) {
nsRect& o = aOverflowAreas.Overflow(otype);
o = nsDisplayTransform::TransformRect(o, this, nsPoint(0, 0), &newBounds);
}
if (Preserves3DChildren()) {
ComputePreserve3DChildrenOverflow(aOverflowAreas, newBounds);
}
}
@@ -6785,8 +6784,8 @@ nsIFrame::ComputePreserve3DChildrenOverflow(nsOverflowAreas& aOverflowAreas, con
}
}
aOverflowAreas.Overflow(eVisualOverflow) = childVisual;
aOverflowAreas.Overflow(eScrollableOverflow) = childScrollable;
aOverflowAreas.Overflow(eVisualOverflow) = aOverflowAreas.Overflow(eVisualOverflow).Union(childVisual);
aOverflowAreas.Overflow(eScrollableOverflow) = aOverflowAreas.Overflow(eScrollableOverflow).Union(childScrollable);
}
void