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Bug 750276 - Make CompositorParent transforms not android-only. r=ajuma

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This commit is contained in:
Oleg Romashin 2012-04-30 17:03:26 -07:00
parent 74f015b2ba
commit 1810600f2e
2 changed files with 51 additions and 19 deletions
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63
gfx/layers/ipc/CompositorParent.cpp
View File

@ -60,6 +60,8 @@ CompositorParent::CompositorParent(nsIWidget* aWidget, MessageLoop* aMsgLoop, Pl
: mWidget(aWidget)
, mCurrentCompositeTask(NULL)
, mPaused(false)
, mXScale(1.0)
, mYScale(1.0)
, mIsFirstPaint(false)
, mLayersUpdated(false)
, mCompositorLoop(aMsgLoop)
@ -244,9 +246,7 @@ CompositorParent::Composite()
return;
}
#ifdef MOZ_WIDGET_ANDROID
TransformShadowTree();
#endif
Layer* aLayer = mLayerManager->GetRoot();
mozilla::layers::RenderTraceLayers(aLayer, "0000");
@ -261,7 +261,6 @@ CompositorParent::Composite()
#endif
}
#ifdef MOZ_WIDGET_ANDROID
// Do a breadth-first search to find the first layer in the tree that is
// scrollable.
Layer*
@ -292,7 +291,6 @@ CompositorParent::GetPrimaryScrollableLayer()
return root;
}
#endif
// Go down shadow layer tree, setting properties to match their non-shadow
// counterparts.
@ -314,7 +312,6 @@ SetShadowProperties(Layer* aLayer)
void
CompositorParent::TransformShadowTree()
{
#ifdef MOZ_WIDGET_ANDROID
Layer* layer = GetPrimaryScrollableLayer();
ShadowLayer* shadow = layer->AsShadowLayer();
ContainerLayer* container = layer->AsContainerLayer();
@ -329,19 +326,19 @@ CompositorParent::TransformShadowTree()
if (mIsFirstPaint && metrics) {
nsIntPoint scrollOffset = metrics->mViewportScrollOffset;
mContentSize = metrics->mContentSize;
mozilla::AndroidBridge::Bridge()->SetFirstPaintViewport(scrollOffset.x, scrollOffset.y,
1/rootScaleX,
mContentSize.width,
mContentSize.height,
metrics->mCSSContentSize.width,
metrics->mCSSContentSize.height);
SetFirstPaintViewport(scrollOffset.x, scrollOffset.y,
1/rootScaleX,
mContentSize.width,
mContentSize.height,
metrics->mCSSContentSize.width,
metrics->mCSSContentSize.height);
mIsFirstPaint = false;
} else if (metrics && (metrics->mContentSize != mContentSize)) {
mContentSize = metrics->mContentSize;
mozilla::AndroidBridge::Bridge()->SetPageSize(1/rootScaleX, mContentSize.width,
mContentSize.height,
metrics->mCSSContentSize.width,
metrics->mCSSContentSize.height);
SetPageSize(1/rootScaleX, mContentSize.width,
mContentSize.height,
metrics->mCSSContentSize.width,
metrics->mCSSContentSize.height);
}
// We synchronise the viewport information with Java after sending the above
@ -353,8 +350,8 @@ CompositorParent::TransformShadowTree()
displayPort.x += scrollOffset.x;
displayPort.y += scrollOffset.y;
mozilla::AndroidBridge::Bridge()->SyncViewportInfo(displayPort, 1/rootScaleX, mLayersUpdated,
mScrollOffset, mXScale, mYScale);
SyncViewportInfo(displayPort, 1/rootScaleX, mLayersUpdated,
mScrollOffset, mXScale, mYScale);
mLayersUpdated = false;
}
@ -381,6 +378,38 @@ CompositorParent::TransformShadowTree()
ViewTransform treeTransform(nsIntPoint(0,0), mXScale, mYScale);
shadow->SetShadowTransform(gfx3DMatrix(treeTransform) * currentTransform);
}
}
void
CompositorParent::SetFirstPaintViewport(float aOffsetX, float aOffsetY, float aZoom,
float aPageWidth, float aPageHeight,
float aCssPageWidth, float aCssPageHeight)
{
#ifdef MOZ_WIDGET_ANDROID
mozilla::AndroidBridge::Bridge()->SetFirstPaintViewport(aOffsetX, aOffsetY,
aZoom, aPageWidth, aPageHeight,
aCssPageWidth, aCssPageHeight);
#endif
}
void
CompositorParent::SetPageSize(float aZoom, float aPageWidth, float aPageHeight,
float aCssPageWidth, float aCssPageHeight)
{
#ifdef MOZ_WIDGET_ANDROID
mozilla::AndroidBridge::Bridge()->SetPageSize(aZoom, aPageWidth, aPageHeight,
aCssPageWidth, aCssPageHeight);
#endif
}
void
CompositorParent::SyncViewportInfo(const nsIntRect& aDisplayPort,
float aDisplayResolution, bool aLayersUpdated,
nsIntPoint& aScrollOffset, float& aScaleX, float& aScaleY)
{
#ifdef MOZ_WIDGET_ANDROID
mozilla::AndroidBridge::Bridge()->SyncViewportInfo(aDisplayPort, aDisplayResolution, aLayersUpdated,
aScrollOffset, aScaleX, aScaleY);
#endif
}

7
gfx/layers/ipc/CompositorParent.h
View File

@ -114,6 +114,11 @@ protected:
virtual void ScheduleTask(CancelableTask*, int);
virtual void Composite();
virtual void ScheduleComposition();
virtual void SetFirstPaintViewport(float aOffsetX, float aOffsetY, float aZoom, float aPageWidth, float aPageHeight,
float aCssPageWidth, float aCssPageHeight);
virtual void SetPageSize(float aZoom, float aPageWidth, float aPageHeight, float aCssPageWidth, float aCssPageHeight);
virtual void SyncViewportInfo(const nsIntRect& aDisplayPort, float aDisplayResolution, bool aLayersUpdated,
nsIntPoint& aScrollOffset, float& aScaleX, float& aScaleY);
private:
void PauseComposition();
@ -126,13 +131,11 @@ private:
inline PlatformThreadId CompositorThreadID();
// Platform specific functions
#ifdef MOZ_WIDGET_ANDROID
/**
* Does a breadth-first search to find the first layer in the tree with a
* displayport set.
*/
Layer* GetPrimaryScrollableLayer();
#endif
nsRefPtr<LayerManager> mLayerManager;
nsIWidget* mWidget;