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Bug 539356 - Part 2 - Add new API to BasicLayers. r=roc
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@ -229,6 +229,12 @@ public:
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virtual ShadowLayerManager* AsShadowManager()
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virtual ShadowLayerManager* AsShadowManager()
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{ return nsnull; }
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{ return nsnull; }
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/**
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* Returns true if this LayerManager is owned by an nsIWidget,
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* and is used for drawing into the widget.
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*/
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virtual bool IsWidgetLayerManager() { return true; }
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/**
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/**
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* Start a new transaction. Nested transactions are not allowed so
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* Start a new transaction. Nested transactions are not allowed so
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* there must be no transaction currently in progress.
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* there must be no transaction currently in progress.
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@ -86,6 +86,8 @@ public:
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nsIWidget* GetRetainerWidget() { return mWidget; }
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nsIWidget* GetRetainerWidget() { return mWidget; }
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void ClearRetainerWidget() { mWidget = nsnull; }
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void ClearRetainerWidget() { mWidget = nsnull; }
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virtual bool IsWidgetLayerManager() { return mWidget != nsnull; }
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virtual void BeginTransaction();
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virtual void BeginTransaction();
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virtual void BeginTransactionWithTarget(gfxContext* aTarget);
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virtual void BeginTransactionWithTarget(gfxContext* aTarget);
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virtual bool EndEmptyTransaction();
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virtual bool EndEmptyTransaction();
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@ -121,9 +123,11 @@ public:
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bool InConstruction() { return mPhase == PHASE_CONSTRUCTION; }
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bool InConstruction() { return mPhase == PHASE_CONSTRUCTION; }
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bool InDrawing() { return mPhase == PHASE_DRAWING; }
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bool InDrawing() { return mPhase == PHASE_DRAWING; }
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bool InForward() { return mPhase == PHASE_FORWARD; }
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bool InForward() { return mPhase == PHASE_FORWARD; }
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bool InTransaction() { return mPhase != PHASE_NONE; }
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#endif
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#endif
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bool InTransaction() { return mPhase != PHASE_NONE; }
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gfxContext* GetTarget() { return mTarget; }
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gfxContext* GetTarget() { return mTarget; }
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void SetTarget(gfxContext* aTarget) { mUsingDefaultTarget = false; mTarget = aTarget; }
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bool IsRetained() { return mWidget != nsnull; }
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bool IsRetained() { return mWidget != nsnull; }
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#ifdef MOZ_LAYERS_HAVE_LOG
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#ifdef MOZ_LAYERS_HAVE_LOG
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@ -149,12 +153,10 @@ public:
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virtual PRInt32 GetMaxTextureSize() const { return PR_INT32_MAX; }
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virtual PRInt32 GetMaxTextureSize() const { return PR_INT32_MAX; }
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protected:
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protected:
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#ifdef DEBUG
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enum TransactionPhase {
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enum TransactionPhase {
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PHASE_NONE, PHASE_CONSTRUCTION, PHASE_DRAWING, PHASE_FORWARD
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PHASE_NONE, PHASE_CONSTRUCTION, PHASE_DRAWING, PHASE_FORWARD
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};
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};
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TransactionPhase mPhase;
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TransactionPhase mPhase;
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#endif
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// Paints aLayer to mTarget.
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// Paints aLayer to mTarget.
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void PaintLayer(gfxContext* aTarget,
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void PaintLayer(gfxContext* aTarget,
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