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Bug 794709. Don't bother trying to compute an intelligent dirty rect when building display lists for nsSimplePageSequence and nsPageContentFrame children; it's nontrivial due to the transforms they introduce, and it doesn't matter anyway. r=mattwoodrow

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This commit is contained in:
Robert O'Callahan
2012-10-04 23:02:17 +13:00
parent 9b48e97c4f
commit f199f6cbe7
2 changed files with 6 additions and 3 deletions
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6
layout/generic/nsSimplePageSequence.cpp
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@@ -821,12 +821,14 @@ nsSimplePageSequenceFrame::BuildDisplayList(nsDisplayListBuilder* aBuilder,
nsDisplayList content;
nsIFrame* child = GetFirstPrincipalChild();
while (child) {
rv = child->BuildDisplayListForStackingContext(aBuilder, aDirtyRect - child->GetOffsetTo(this), &content);
rv = child->BuildDisplayListForStackingContext(aBuilder,
child->GetVisualOverflowRectRelativeToSelf(), &content);
NS_ENSURE_SUCCESS(rv, rv);
child = child->GetNextSibling();
}
rv = content.AppendNewToTop(new (aBuilder) nsDisplayTransform(aBuilder, this, &content, ::ComputePageSequenceTransform));
rv = content.AppendNewToTop(new (aBuilder)
nsDisplayTransform(aBuilder, this, &content, ::ComputePageSequenceTransform));
NS_ENSURE_SUCCESS(rv, rv);
aLists.Content()->AppendToTop(&content);