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Bug 1274962 - Part 7: Clean up unecessary parameter for RecomputePerspectiveChildrenOverflow. r=dbaron

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--HG--
extra : rebase_source : 074d48327f4fe2450caab3a1cfa6db30f97b6c37
This commit is contained in:
Matt Woodrow 2016-06-03 14:26:40 +12:00
parent 3140e0e274
commit 09d7165bcb
3 changed files with 14 additions and 21 deletions
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31
layout/generic/nsFrame.cpp
View File

@ -8119,9 +8119,15 @@ nsIFrame::FinishAndStoreOverflow(nsOverflowAreas& aOverflowAreas,
nsSize oldSize = aOldSize ? *aOldSize : mRect.Size();
bool sizeChanged = (oldSize != aNewSize);
/* Since our size might not actually have been computed yet, we need to make sure that we use the
* correct dimensions by overriding the stored bounding rectangle with the value the caller has
* ensured us we'll use.
*/
SetSize(aNewSize);
if (ChildrenHavePerspective() && sizeChanged) {
nsRect newBounds(nsPoint(0, 0), aNewSize);
RecomputePerspectiveChildrenOverflow(this, &newBounds);
RecomputePerspectiveChildrenOverflow(this);
}
if (hasTransform) {
@ -8137,12 +8143,6 @@ nsIFrame::FinishAndStoreOverflow(nsOverflowAreas& aOverflowAreas,
*/
aOverflowAreas.SetAllTo(nsRect());
} else {
/* Since our size might not actually have been computed yet, we need to make sure that we use the
* correct dimensions by overriding the stored bounding rectangle with the value the caller has
* ensured us we'll use.
*/
SetSize(aNewSize);
NS_FOR_FRAME_OVERFLOW_TYPES(otype) {
nsRect& o = aOverflowAreas.Overflow(otype);
o = nsDisplayTransform::TransformRect(o, this);
@ -8155,14 +8155,14 @@ nsIFrame::FinishAndStoreOverflow(nsOverflowAreas& aOverflowAreas,
if (Extend3DContext()) {
ComputePreserve3DChildrenOverflow(aOverflowAreas);
}
/* Revert the size change in case some caller is depending on this. */
SetSize(oldSize);
}
} else {
Properties().Delete(nsIFrame::PreTransformOverflowAreasProperty());
}
/* Revert the size change in case some caller is depending on this. */
SetSize(oldSize);
bool anyOverflowChanged;
if (aOverflowAreas != nsOverflowAreas(bounds, bounds)) {
anyOverflowChanged = SetOverflowAreas(aOverflowAreas);
@ -8177,13 +8177,8 @@ nsIFrame::FinishAndStoreOverflow(nsOverflowAreas& aOverflowAreas,
}
void
nsIFrame::RecomputePerspectiveChildrenOverflow(const nsIFrame* aStartFrame, const nsRect* aBounds)
nsIFrame::RecomputePerspectiveChildrenOverflow(const nsIFrame* aStartFrame)
{
// Children may check our size when getting our transform, make sure it's valid.
nsSize oldSize = GetSize();
if (aBounds) {
SetSize(aBounds->Size());
}
nsIFrame::ChildListIterator lists(this);
for (; !lists.IsDone(); lists.Next()) {
nsFrameList::Enumerator childFrames(lists.CurrentList());
@ -8210,12 +8205,10 @@ nsIFrame::RecomputePerspectiveChildrenOverflow(const nsIFrame* aStartFrame, cons
// style context. We must find any descendant frames using our size
// (by recursing into frames that have the same containing block)
// to update their overflow rects too.
child->RecomputePerspectiveChildrenOverflow(aStartFrame, nullptr);
child->RecomputePerspectiveChildrenOverflow(aStartFrame);
}
}
}
// Restore our old size just in case something depends on this elesewhere.
SetSize(oldSize);
}
void

2
layout/generic/nsGfxScrollFrame.cpp
View File

@ -2799,7 +2799,7 @@ ScrollFrameHelper::ScrollToImpl(nsPoint aPt, const nsRect& aRange, nsIAtom* aOri
if (mOuter->ChildrenHavePerspective()) {
// The overflow areas of descendants may depend on the scroll position,
// so ensure they get updated.
mOuter->RecomputePerspectiveChildrenOverflow(mOuter, nullptr);
mOuter->RecomputePerspectiveChildrenOverflow(mOuter);
}
ScheduleSyntheticMouseMove();

2
layout/generic/nsIFrame.h
View File

@ -1437,7 +1437,7 @@ public:
*/
void ComputePreserve3DChildrenOverflow(nsOverflowAreas& aOverflowAreas);
void RecomputePerspectiveChildrenOverflow(const nsIFrame* aStartFrame, const nsRect* aBounds);
void RecomputePerspectiveChildrenOverflow(const nsIFrame* aStartFrame);
/**
* Returns the number of ancestors between this and the root of our frame tree