| /* |
| * Copyright (C) 2010 Apple Inc. All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * 1. Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * 2. Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in the |
| * documentation and/or other materials provided with the distribution. |
| * |
| * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY |
| * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
| * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR |
| * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, |
| * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, |
| * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR |
| * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY |
| * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| #pragma once |
| |
| #include "GraphicsLayer.h" |
| #include "PlatformCAAnimation.h" |
| #include "PlatformCALayer.h" |
| #include "PlatformCALayerClient.h" |
| #include <wtf/HashMap.h> |
| #include <wtf/RetainPtr.h> |
| #include <wtf/text/StringHash.h> |
| |
| // Enable this to add a light red wash over the visible portion of Tiled Layers, as computed |
| // by flushCompositingState(). |
| // #define VISIBLE_TILE_WASH |
| |
| namespace WebCore { |
| |
| namespace DisplayList { |
| class DisplayList; |
| } |
| |
| class FloatRoundedRect; |
| class Image; |
| class TransformState; |
| |
| class GraphicsLayerCA : public GraphicsLayer, public PlatformCALayerClient { |
| public: |
| WEBCORE_EXPORT explicit GraphicsLayerCA(Type, GraphicsLayerClient&); |
| WEBCORE_EXPORT virtual ~GraphicsLayerCA(); |
| |
| WEBCORE_EXPORT void initialize(Type) override; |
| |
| WEBCORE_EXPORT void setName(const String&) override; |
| WEBCORE_EXPORT String debugName() const override; |
| |
| WEBCORE_EXPORT PlatformLayerID primaryLayerID() const override; |
| |
| WEBCORE_EXPORT PlatformLayer* platformLayer() const override; |
| PlatformCALayer* platformCALayer() const { return primaryLayer(); } |
| |
| WEBCORE_EXPORT bool setChildren(Vector<Ref<GraphicsLayer>>&&) override; |
| WEBCORE_EXPORT void addChild(Ref<GraphicsLayer>&&) override; |
| WEBCORE_EXPORT void addChildAtIndex(Ref<GraphicsLayer>&&, int index) override; |
| WEBCORE_EXPORT void addChildAbove(Ref<GraphicsLayer>&&, GraphicsLayer* sibling) override; |
| WEBCORE_EXPORT void addChildBelow(Ref<GraphicsLayer>&&, GraphicsLayer* sibling) override; |
| WEBCORE_EXPORT bool replaceChild(GraphicsLayer* oldChild, Ref<GraphicsLayer>&& newChild) override; |
| |
| WEBCORE_EXPORT void removeFromParent() override; |
| |
| WEBCORE_EXPORT void setMaskLayer(RefPtr<GraphicsLayer>&&) override; |
| WEBCORE_EXPORT void setReplicatedLayer(GraphicsLayer*) override; |
| |
| WEBCORE_EXPORT void setPosition(const FloatPoint&) override; |
| WEBCORE_EXPORT void syncPosition(const FloatPoint&) override; |
| WEBCORE_EXPORT void setApproximatePosition(const FloatPoint&) override; |
| WEBCORE_EXPORT void setAnchorPoint(const FloatPoint3D&) override; |
| WEBCORE_EXPORT void setSize(const FloatSize&) override; |
| WEBCORE_EXPORT void setBoundsOrigin(const FloatPoint&) override; |
| WEBCORE_EXPORT void syncBoundsOrigin(const FloatPoint&) override; |
| |
| WEBCORE_EXPORT void setTransform(const TransformationMatrix&) override; |
| |
| WEBCORE_EXPORT void setChildrenTransform(const TransformationMatrix&) override; |
| |
| WEBCORE_EXPORT void setPreserves3D(bool) override; |
| WEBCORE_EXPORT void setMasksToBounds(bool) override; |
| WEBCORE_EXPORT void setDrawsContent(bool) override; |
| WEBCORE_EXPORT void setContentsVisible(bool) override; |
| WEBCORE_EXPORT void setAcceleratesDrawing(bool) override; |
| WEBCORE_EXPORT void setUsesDisplayListDrawing(bool) override; |
| WEBCORE_EXPORT void setUserInteractionEnabled(bool) override; |
| |
| WEBCORE_EXPORT void setBackgroundColor(const Color&) override; |
| |
| WEBCORE_EXPORT void setContentsOpaque(bool) override; |
| WEBCORE_EXPORT void setSupportsSubpixelAntialiasedText(bool) override; |
| |
| WEBCORE_EXPORT void setBackfaceVisibility(bool) override; |
| |
| // return true if we started an animation |
| WEBCORE_EXPORT void setOpacity(float) override; |
| |
| WEBCORE_EXPORT bool setFilters(const FilterOperations&) override; |
| virtual bool filtersCanBeComposited(const FilterOperations&); |
| |
| WEBCORE_EXPORT bool setBackdropFilters(const FilterOperations&) override; |
| WEBCORE_EXPORT void setBackdropFiltersRect(const FloatRoundedRect&) override; |
| |
| #if ENABLE(CSS_COMPOSITING) |
| WEBCORE_EXPORT void setBlendMode(BlendMode) override; |
| #endif |
| |
| WEBCORE_EXPORT void setNeedsDisplay() override; |
| WEBCORE_EXPORT void setNeedsDisplayInRect(const FloatRect&, ShouldClipToLayer = ClipToLayer) override; |
| WEBCORE_EXPORT void setContentsNeedsDisplay() override; |
| |
| WEBCORE_EXPORT void setContentsRect(const FloatRect&) override; |
| WEBCORE_EXPORT void setContentsClippingRect(const FloatRoundedRect&) override; |
| WEBCORE_EXPORT bool setMasksToBoundsRect(const FloatRoundedRect&) override; |
| |
| WEBCORE_EXPORT void setShapeLayerPath(const Path&) override; |
| WEBCORE_EXPORT void setShapeLayerWindRule(WindRule) override; |
| |
| WEBCORE_EXPORT void setEventRegion(EventRegion&&) override; |
| #if ENABLE(SCROLLING_THREAD) |
| WEBCORE_EXPORT void setScrollingNodeID(ScrollingNodeID) override; |
| #endif |
| |
| WEBCORE_EXPORT void suspendAnimations(MonotonicTime) override; |
| WEBCORE_EXPORT void resumeAnimations() override; |
| |
| WEBCORE_EXPORT bool addAnimation(const KeyframeValueList&, const FloatSize& boxSize, const Animation*, const String& animationName, double timeOffset) override; |
| WEBCORE_EXPORT void pauseAnimation(const String& animationName, double timeOffset) override; |
| WEBCORE_EXPORT void seekAnimation(const String& animationName, double timeOffset) override; |
| WEBCORE_EXPORT void removeAnimation(const String& animationName) override; |
| |
| WEBCORE_EXPORT void setContentsToImage(Image*) override; |
| WEBCORE_EXPORT void setContentsToEmbeddedView(GraphicsLayer::ContentsLayerEmbeddedViewType, GraphicsLayer::EmbeddedViewID) override; |
| #if PLATFORM(IOS_FAMILY) |
| WEBCORE_EXPORT PlatformLayer* contentsLayerForMedia() const override; |
| #endif |
| WEBCORE_EXPORT void setContentsToPlatformLayer(PlatformLayer*, ContentsLayerPurpose) override; |
| WEBCORE_EXPORT void setContentsToSolidColor(const Color&) override; |
| |
| bool usesContentsLayer() const override { return m_contentsLayerPurpose != ContentsLayerPurpose::None; } |
| |
| WEBCORE_EXPORT void setShowDebugBorder(bool) override; |
| WEBCORE_EXPORT void setShowRepaintCounter(bool) override; |
| |
| WEBCORE_EXPORT void setDebugBackgroundColor(const Color&) override; |
| WEBCORE_EXPORT void setDebugBorder(const Color&, float borderWidth) override; |
| |
| WEBCORE_EXPORT void setCustomAppearance(CustomAppearance) override; |
| |
| WEBCORE_EXPORT void deviceOrPageScaleFactorChanged() override; |
| |
| FloatSize pixelAlignmentOffset() const override { return m_pixelAlignmentOffset; } |
| |
| struct CommitState { |
| WTF_MAKE_STRUCT_FAST_ALLOCATED; |
| unsigned treeDepth { 0 }; |
| unsigned totalBackdropFilterArea { 0 }; |
| bool ancestorHadChanges { false }; |
| bool ancestorHasTransformAnimation { false }; |
| bool ancestorStartedOrEndedTransformAnimation { false }; |
| bool ancestorWithTransformAnimationIntersectsCoverageRect { false }; |
| }; |
| bool needsCommit(const CommitState&); |
| void recursiveCommitChanges(CommitState&, const TransformState&, float pageScaleFactor = 1, const FloatPoint& positionRelativeToBase = FloatPoint(), bool affectedByPageScale = false); |
| |
| WEBCORE_EXPORT void flushCompositingState(const FloatRect&) override; |
| WEBCORE_EXPORT void flushCompositingStateForThisLayerOnly() override; |
| |
| WEBCORE_EXPORT bool visibleRectChangeRequiresFlush(const FloatRect& visibleRect) const override; |
| |
| WEBCORE_EXPORT TiledBacking* tiledBacking() const override; |
| |
| WEBCORE_EXPORT Vector<std::pair<String, double>> acceleratedAnimationsForTesting() const final; |
| |
| protected: |
| WEBCORE_EXPORT void setOpacityInternal(float) override; |
| |
| WEBCORE_EXPORT bool animationCanBeAccelerated(const KeyframeValueList&, const Animation*) const; |
| |
| private: |
| bool isGraphicsLayerCA() const override { return true; } |
| |
| WEBCORE_EXPORT void willBeDestroyed() override; |
| |
| // PlatformCALayerClient overrides |
| void platformCALayerLayoutSublayersOfLayer(PlatformCALayer*) override { } |
| bool platformCALayerRespondsToLayoutChanges() const override { return false; } |
| WEBCORE_EXPORT void platformCALayerCustomSublayersChanged(PlatformCALayer*) override; |
| |
| WEBCORE_EXPORT void platformCALayerAnimationStarted(const String& animationKey, MonotonicTime beginTime) override; |
| WEBCORE_EXPORT void platformCALayerAnimationEnded(const String& animationKey) override; |
| CompositingCoordinatesOrientation platformCALayerContentsOrientation() const override { return contentsOrientation(); } |
| WEBCORE_EXPORT void platformCALayerPaintContents(PlatformCALayer*, GraphicsContext&, const FloatRect& clip, GraphicsLayerPaintBehavior) override; |
| bool platformCALayerShowDebugBorders() const override { return isShowingDebugBorder(); } |
| WEBCORE_EXPORT bool platformCALayerShowRepaintCounter(PlatformCALayer*) const override; |
| int platformCALayerRepaintCount(PlatformCALayer*) const override { return repaintCount(); } |
| int platformCALayerIncrementRepaintCount(PlatformCALayer*) override { return incrementRepaintCount(); } |
| |
| bool platformCALayerContentsOpaque() const override { return contentsOpaque(); } |
| bool platformCALayerDrawsContent() const override { return drawsContent(); } |
| void platformCALayerLayerDidDisplay(PlatformCALayer* layer) override { return layerDidDisplay(layer); } |
| WEBCORE_EXPORT void platformCALayerSetNeedsToRevalidateTiles() override; |
| WEBCORE_EXPORT float platformCALayerDeviceScaleFactor() const override; |
| WEBCORE_EXPORT float platformCALayerContentsScaleMultiplierForNewTiles(PlatformCALayer*) const override; |
| WEBCORE_EXPORT bool platformCALayerShouldAggressivelyRetainTiles(PlatformCALayer*) const override; |
| WEBCORE_EXPORT bool platformCALayerShouldTemporarilyRetainTileCohorts(PlatformCALayer*) const override; |
| WEBCORE_EXPORT bool platformCALayerUseGiantTiles() const override; |
| WEBCORE_EXPORT void platformCALayerLogFilledVisibleFreshTile(unsigned) override; |
| |
| bool isCommittingChanges() const override { return m_isCommittingChanges; } |
| bool isUsingDisplayListDrawing(PlatformCALayer*) const override { return m_usesDisplayListDrawing; } |
| |
| WEBCORE_EXPORT void setAllowsBackingStoreDetaching(bool) override; |
| bool allowsBackingStoreDetaching() const override { return m_allowsBackingStoreDetaching; } |
| |
| WEBCORE_EXPORT String displayListAsText(DisplayList::AsTextFlags) const override; |
| |
| WEBCORE_EXPORT void setIsTrackingDisplayListReplay(bool) override; |
| WEBCORE_EXPORT String replayDisplayListAsText(DisplayList::AsTextFlags) const override; |
| |
| WEBCORE_EXPORT double backingStoreMemoryEstimate() const override; |
| |
| WEBCORE_EXPORT bool shouldRepaintOnSizeChange() const override; |
| |
| WEBCORE_EXPORT void layerDidDisplay(PlatformCALayer*); |
| |
| virtual Ref<PlatformCALayer> createPlatformCALayer(PlatformCALayer::LayerType, PlatformCALayerClient* owner); |
| virtual Ref<PlatformCALayer> createPlatformCALayer(PlatformLayer*, PlatformCALayerClient* owner); |
| virtual Ref<PlatformCALayer> createPlatformCALayerForEmbeddedView(PlatformCALayer::LayerType, GraphicsLayer::EmbeddedViewID, PlatformCALayerClient* owner); |
| virtual Ref<PlatformCAAnimation> createPlatformCAAnimation(PlatformCAAnimation::AnimationType, const String& keyPath); |
| |
| PlatformCALayer* primaryLayer() const { return m_structuralLayer.get() ? m_structuralLayer.get() : m_layer.get(); } |
| PlatformCALayer* hostLayerForSublayers() const; |
| PlatformCALayer* layerForSuperlayer() const; |
| PlatformCALayer* animatedLayer(AnimatedPropertyID) const; |
| |
| typedef String CloneID; // Identifier for a given clone, based on original/replica branching down the tree. |
| static bool isReplicatedRootClone(const CloneID& cloneID) { return cloneID[0U] & 1; } |
| |
| typedef HashMap<CloneID, RefPtr<PlatformCALayer>> LayerMap; |
| LayerMap* primaryLayerClones() const; |
| LayerMap* animatedLayerClones(AnimatedPropertyID) const; |
| static void clearClones(LayerMap&); |
| |
| bool createAnimationFromKeyframes(const KeyframeValueList&, const Animation*, const String& animationName, Seconds timeOffset); |
| bool createTransformAnimationsFromKeyframes(const KeyframeValueList&, const Animation*, const String& animationName, Seconds timeOffset, const FloatSize& boxSize); |
| bool createFilterAnimationsFromKeyframes(const KeyframeValueList&, const Animation*, const String& animationName, Seconds timeOffset); |
| |
| // Return autoreleased animation (use RetainPtr?) |
| Ref<PlatformCAAnimation> createBasicAnimation(const Animation*, const String& keyPath, bool additive); |
| Ref<PlatformCAAnimation> createKeyframeAnimation(const Animation*, const String&, bool additive); |
| Ref<PlatformCAAnimation> createSpringAnimation(const Animation*, const String&, bool additive); |
| void setupAnimation(PlatformCAAnimation*, const Animation*, bool additive); |
| |
| const TimingFunction& timingFunctionForAnimationValue(const AnimationValue&, const Animation&); |
| |
| bool setAnimationEndpoints(const KeyframeValueList&, const Animation*, PlatformCAAnimation*); |
| bool setAnimationKeyframes(const KeyframeValueList&, const Animation*, PlatformCAAnimation*); |
| |
| bool setTransformAnimationEndpoints(const KeyframeValueList&, const Animation*, PlatformCAAnimation*, int functionIndex, TransformOperation::OperationType, bool isMatrixAnimation, const FloatSize& boxSize); |
| bool setTransformAnimationKeyframes(const KeyframeValueList&, const Animation*, PlatformCAAnimation*, int functionIndex, TransformOperation::OperationType, bool isMatrixAnimation, const FloatSize& boxSize); |
| |
| bool setFilterAnimationEndpoints(const KeyframeValueList&, const Animation*, PlatformCAAnimation*, int functionIndex, int internalFilterPropertyIndex); |
| bool setFilterAnimationKeyframes(const KeyframeValueList&, const Animation*, PlatformCAAnimation*, int functionIndex, int internalFilterPropertyIndex, FilterOperation::OperationType); |
| |
| bool isRunningTransformAnimation() const; |
| |
| WEBCORE_EXPORT bool backingStoreAttached() const override; |
| WEBCORE_EXPORT bool backingStoreAttachedForTesting() const override; |
| |
| bool hasAnimations() const { return m_animations.get(); } |
| bool animationIsRunning(const String& animationName) const |
| { |
| return m_animations && m_animations->runningAnimations.contains(animationName); |
| } |
| |
| void commitLayerChangesBeforeSublayers(CommitState&, float pageScaleFactor, const FloatPoint& positionRelativeToBase, bool& layerTypeChanged); |
| void commitLayerChangesAfterSublayers(CommitState&); |
| |
| FloatPoint computePositionRelativeToBase(float& pageScale) const; |
| |
| bool requiresTiledLayer(float pageScaleFactor) const; |
| void changeLayerTypeTo(PlatformCALayer::LayerType); |
| |
| CompositingCoordinatesOrientation defaultContentsOrientation() const; |
| |
| void setupContentsLayer(PlatformCALayer*); |
| PlatformCALayer* contentsLayer() const { return m_contentsLayer.get(); } |
| |
| void updateClippingStrategy(PlatformCALayer&, RefPtr<PlatformCALayer>& shapeMaskLayer, const FloatRoundedRect&); |
| |
| WEBCORE_EXPORT void setReplicatedByLayer(RefPtr<GraphicsLayer>&&) override; |
| |
| WEBCORE_EXPORT void getDebugBorderInfo(Color&, float& width) const override; |
| WEBCORE_EXPORT void dumpAdditionalProperties(WTF::TextStream&, LayerTreeAsTextBehavior) const override; |
| |
| void computePixelAlignment(float contentsScale, const FloatPoint& positionRelativeToBase, |
| FloatPoint& position, FloatPoint3D& anchorPoint, FloatSize& alignmentOffset) const; |
| |
| TransformationMatrix layerTransform(const FloatPoint& position, const TransformationMatrix* customTransform = 0) const; |
| TransformationMatrix transformByApplyingAnchorPoint(const TransformationMatrix&) const; |
| |
| enum ComputeVisibleRectFlag { RespectAnimatingTransforms = 1 << 0 }; |
| typedef unsigned ComputeVisibleRectFlags; |
| |
| struct VisibleAndCoverageRects { |
| WTF_MAKE_STRUCT_FAST_ALLOCATED; |
| FloatRect visibleRect; |
| FloatRect coverageRect; |
| TransformationMatrix animatingTransform; |
| }; |
| |
| VisibleAndCoverageRects computeVisibleAndCoverageRect(TransformState&, bool accumulateTransform, ComputeVisibleRectFlags = RespectAnimatingTransforms) const; |
| bool adjustCoverageRect(VisibleAndCoverageRects&, const FloatRect& oldVisibleRect) const; |
| |
| const FloatRect& visibleRect() const { return m_visibleRect; } |
| const FloatRect& coverageRect() const { return m_coverageRect; } |
| |
| void setVisibleAndCoverageRects(const VisibleAndCoverageRects&); |
| |
| bool recursiveVisibleRectChangeRequiresFlush(const CommitState&, const TransformState&) const; |
| |
| bool isPageTiledBackingLayer() const { return type() == Type::PageTiledBacking; } |
| |
| // Used to track the path down the tree for replica layers. |
| struct ReplicaState { |
| WTF_MAKE_STRUCT_FAST_ALLOCATED; |
| static const size_t maxReplicaDepth = 16; |
| enum ReplicaBranchType { ChildBranch = 0, ReplicaBranch = 1 }; |
| ReplicaState(ReplicaBranchType firstBranch) |
| : m_replicaDepth(0) |
| { |
| push(firstBranch); |
| } |
| |
| // Called as we walk down the tree to build replicas. |
| void push(ReplicaBranchType branchType) |
| { |
| m_replicaBranches.append(branchType); |
| if (branchType == ReplicaBranch) |
| ++m_replicaDepth; |
| } |
| |
| void setBranchType(ReplicaBranchType branchType) |
| { |
| ASSERT(!m_replicaBranches.isEmpty()); |
| |
| if (m_replicaBranches.last() != branchType) { |
| if (branchType == ReplicaBranch) |
| ++m_replicaDepth; |
| else |
| --m_replicaDepth; |
| } |
| |
| m_replicaBranches.last() = branchType; |
| } |
| |
| void pop() |
| { |
| if (m_replicaBranches.last() == ReplicaBranch) |
| --m_replicaDepth; |
| m_replicaBranches.removeLast(); |
| } |
| |
| size_t depth() const { return m_replicaBranches.size(); } |
| size_t replicaDepth() const { return m_replicaDepth; } |
| |
| CloneID cloneID() const; |
| |
| private: |
| Vector<ReplicaBranchType> m_replicaBranches; |
| size_t m_replicaDepth; |
| }; |
| RefPtr<PlatformCALayer>replicatedLayerRoot(ReplicaState&); |
| |
| enum CloneLevel { RootCloneLevel, IntermediateCloneLevel }; |
| RefPtr<PlatformCALayer> fetchCloneLayers(GraphicsLayer* replicaRoot, ReplicaState&, CloneLevel); |
| |
| Ref<PlatformCALayer> cloneLayer(PlatformCALayer *, CloneLevel); |
| RefPtr<PlatformCALayer> findOrMakeClone(CloneID, PlatformCALayer *, LayerMap&, CloneLevel); |
| |
| void ensureCloneLayers(CloneID, RefPtr<PlatformCALayer>& primaryLayer, RefPtr<PlatformCALayer>& structuralLayer, |
| RefPtr<PlatformCALayer>& contentsLayer, RefPtr<PlatformCALayer>& contentsClippingLayer, RefPtr<PlatformCALayer>& contentsShapeMaskLayer, |
| RefPtr<PlatformCALayer>& shapeMaskLayer, RefPtr<PlatformCALayer>& backdropLayer, RefPtr<PlatformCALayer>& backdropClippingLayer, |
| CloneLevel); |
| |
| bool hasCloneLayers() const { return !!m_layerClones; } |
| void removeCloneLayers(); |
| FloatPoint positionForCloneRootLayer() const; |
| |
| // All these "update" methods will be called inside a BEGIN_BLOCK_OBJC_EXCEPTIONS/END_BLOCK_OBJC_EXCEPTIONS block. |
| void updateNames(); |
| void updateSublayerList(bool maxLayerDepthReached = false); |
| void updateGeometry(float pixelAlignmentScale, const FloatPoint& positionRelativeToBase); |
| void updateTransform(); |
| void updateChildrenTransform(); |
| void updateMasksToBounds(); |
| void updateContentsVisibility(); |
| void updateContentsOpaque(float pageScaleFactor); |
| void updateBackfaceVisibility(); |
| bool updateStructuralLayer(); |
| void updateDrawsContent(); |
| void updateCoverage(const CommitState&); |
| void updateBackgroundColor(); |
| void updateUserInteractionEnabled(); |
| |
| void updateContentsImage(); |
| void updateContentsPlatformLayer(); |
| void updateContentsColorLayer(); |
| void updateContentsRects(); |
| void updateMasksToBoundsRect(); |
| void updateEventRegion(); |
| #if ENABLE(SCROLLING_THREAD) |
| void updateScrollingNode(); |
| #endif |
| void updateMaskLayer(); |
| void updateReplicatedLayers(); |
| |
| void updateAnimations(); |
| void updateContentsNeedsDisplay(); |
| void updateAcceleratesDrawing(); |
| void updateSupportsSubpixelAntialiasedText(); |
| void updateDebugIndicators(); |
| void updateTiles(); |
| void updateContentsScale(float pageScaleFactor); |
| void updateCustomAppearance(); |
| |
| void updateOpacityOnLayer(); |
| void updateFilters(); |
| void updateBackdropFilters(CommitState&); |
| void updateBackdropFiltersRect(); |
| |
| #if ENABLE(CSS_COMPOSITING) |
| void updateBlendMode(); |
| #endif |
| |
| void updateShape(); |
| void updateWindRule(); |
| |
| enum StructuralLayerPurpose { |
| NoStructuralLayer = 0, |
| StructuralLayerForPreserves3D, |
| StructuralLayerForReplicaFlattening, |
| StructuralLayerForBackdrop |
| }; |
| bool ensureStructuralLayer(StructuralLayerPurpose); |
| StructuralLayerPurpose structuralLayerPurpose() const; |
| |
| void ensureLayerAnimations(); |
| |
| void setAnimationOnLayer(PlatformCAAnimation&, AnimatedPropertyID, const String& animationName, int index, int subIndex, Seconds timeOffset); |
| bool removeCAAnimationFromLayer(AnimatedPropertyID, const String& animationName, int index, int subINdex); |
| void pauseCAAnimationOnLayer(AnimatedPropertyID, const String& animationName, int index, int subIndex, Seconds timeOffset); |
| void seekCAAnimationOnLayer(AnimatedPropertyID, const String& animationName, int index, int subIndex, Seconds timeOffset); |
| |
| enum MoveOrCopy { Move, Copy }; |
| static void moveOrCopyLayerAnimation(MoveOrCopy, const String& animationIdentifier, PlatformCALayer *fromLayer, PlatformCALayer *toLayer); |
| void moveOrCopyAnimations(MoveOrCopy, PlatformCALayer* fromLayer, PlatformCALayer* toLayer); |
| |
| void moveAnimations(PlatformCALayer* fromLayer, PlatformCALayer* toLayer) |
| { |
| moveOrCopyAnimations(Move, fromLayer, toLayer); |
| } |
| void copyAnimations(PlatformCALayer* fromLayer, PlatformCALayer* toLayer) |
| { |
| moveOrCopyAnimations(Copy, fromLayer, toLayer); |
| } |
| |
| // This represents the animation of a single property. There may be multiple transform animations for |
| // a single transition or keyframe animation, so index is used to distinguish these. |
| struct LayerPropertyAnimation { |
| LayerPropertyAnimation(Ref<PlatformCAAnimation>&& caAnimation, const String& animationName, AnimatedPropertyID property, int index, int subIndex, Seconds timeOffset) |
| : m_animation(WTFMove(caAnimation)) |
| , m_name(animationName) |
| , m_property(property) |
| , m_index(index) |
| , m_subIndex(subIndex) |
| , m_timeOffset(timeOffset) |
| { } |
| |
| RefPtr<PlatformCAAnimation> m_animation; |
| String m_name; |
| AnimatedPropertyID m_property; |
| int m_index; |
| int m_subIndex; |
| Seconds m_timeOffset; |
| }; |
| |
| bool appendToUncommittedAnimations(const KeyframeValueList&, const TransformOperations*, const Animation*, const String& animationName, const FloatSize& boxSize, int animationIndex, Seconds timeOffset, bool isMatrixAnimation); |
| bool appendToUncommittedAnimations(const KeyframeValueList&, const FilterOperation*, const Animation*, const String& animationName, int animationIndex, Seconds timeOffset); |
| void appendToUncommittedAnimations(LayerPropertyAnimation&&); |
| void removeFromUncommittedAnimations(const String&); |
| |
| enum LayerChange : uint64_t { |
| NoChange = 0, |
| NameChanged = 1LLU << 1, |
| ChildrenChanged = 1LLU << 2, // also used for content layer, and preserves-3d, and size if tiling changes? |
| GeometryChanged = 1LLU << 3, |
| TransformChanged = 1LLU << 4, |
| ChildrenTransformChanged = 1LLU << 5, |
| Preserves3DChanged = 1LLU << 6, |
| MasksToBoundsChanged = 1LLU << 7, |
| DrawsContentChanged = 1LLU << 8, |
| BackgroundColorChanged = 1LLU << 9, |
| ContentsOpaqueChanged = 1LLU << 10, |
| BackfaceVisibilityChanged = 1LLU << 11, |
| OpacityChanged = 1LLU << 12, |
| AnimationChanged = 1LLU << 13, |
| DirtyRectsChanged = 1LLU << 14, |
| ContentsImageChanged = 1LLU << 15, |
| ContentsPlatformLayerChanged = 1LLU << 16, |
| ContentsColorLayerChanged = 1LLU << 17, |
| ContentsRectsChanged = 1LLU << 18, |
| MasksToBoundsRectChanged = 1LLU << 19, |
| MaskLayerChanged = 1LLU << 20, |
| ReplicatedLayerChanged = 1LLU << 21, |
| ContentsNeedsDisplay = 1LLU << 22, |
| AcceleratesDrawingChanged = 1LLU << 23, |
| SupportsSubpixelAntialiasedTextChanged = 1LLU << 24, |
| ContentsScaleChanged = 1LLU << 25, |
| ContentsVisibilityChanged = 1LLU << 26, |
| CoverageRectChanged = 1LLU << 27, |
| FiltersChanged = 1LLU << 28, |
| BackdropFiltersChanged = 1LLU << 29, |
| BackdropFiltersRectChanged = 1LLU << 30, |
| TilingAreaChanged = 1LLU << 31, |
| TilesAdded = 1LLU << 32, |
| DebugIndicatorsChanged = 1LLU << 33, |
| CustomAppearanceChanged = 1LLU << 34, |
| BlendModeChanged = 1LLU << 35, |
| ShapeChanged = 1LLU << 36, |
| WindRuleChanged = 1LLU << 37, |
| UserInteractionEnabledChanged = 1LLU << 38, |
| NeedsComputeVisibleAndCoverageRect = 1LLU << 39, |
| EventRegionChanged = 1LLU << 40, |
| #if ENABLE(SCROLLING_THREAD) |
| ScrollingNodeChanged = 1LLU << 41, |
| #endif |
| }; |
| typedef uint64_t LayerChangeFlags; |
| void addUncommittedChanges(LayerChangeFlags); |
| bool hasDescendantsWithUncommittedChanges() const { return m_hasDescendantsWithUncommittedChanges; } |
| void setHasDescendantsWithUncommittedChanges(bool); |
| enum ScheduleFlushOrNot { ScheduleFlush, DontScheduleFlush }; |
| void noteLayerPropertyChanged(LayerChangeFlags, ScheduleFlushOrNot = ScheduleFlush); |
| void noteSublayersChanged(ScheduleFlushOrNot = ScheduleFlush); |
| void noteChangesForScaleSensitiveProperties(); |
| |
| bool hasDescendantsWithRunningTransformAnimations() const { return m_hasDescendantsWithRunningTransformAnimations; } |
| void setHasDescendantsWithRunningTransformAnimations(bool b) { m_hasDescendantsWithRunningTransformAnimations = b; } |
| |
| void propagateLayerChangeToReplicas(ScheduleFlushOrNot = ScheduleFlush); |
| |
| void repaintLayerDirtyRects(); |
| |
| enum Action { Remove, Pause, Seek }; |
| struct AnimationProcessingAction { |
| AnimationProcessingAction(Action action = Remove, Seconds timeOffset = 0_s) |
| : action(action) |
| , timeOffset(timeOffset) |
| { |
| } |
| Action action; |
| Seconds timeOffset; // Only used for pause. |
| }; |
| void addProcessingActionForAnimation(const String&, AnimationProcessingAction); |
| |
| #if PLATFORM(WIN) |
| // FIXME: when initializing m_uncommittedChanges to a non-zero value, nothing is painted on Windows, see https://bugs.webkit.org/show_bug.cgi?id=168666. |
| LayerChangeFlags m_uncommittedChanges { 0 }; |
| #else |
| LayerChangeFlags m_uncommittedChanges { CoverageRectChanged }; |
| #endif |
| |
| RefPtr<PlatformCALayer> m_layer; // The main layer |
| RefPtr<PlatformCALayer> m_structuralLayer; // A layer used for structural reasons, like preserves-3d or replica-flattening. Is the parent of m_layer. |
| RefPtr<PlatformCALayer> m_contentsClippingLayer; // A layer used to clip inner content |
| RefPtr<PlatformCALayer> m_shapeMaskLayer; // Used to clip with non-trivial corner radii. |
| RefPtr<PlatformCALayer> m_backdropClippingLayer; // Used to clip the backdrop layer with corner radii. |
| RefPtr<PlatformCALayer> m_contentsLayer; // A layer used for inner content, like image and video |
| RefPtr<PlatformCALayer> m_contentsShapeMaskLayer; // Used to clip the content layer with non-trivial corner radii. |
| RefPtr<PlatformCALayer> m_backdropLayer; // The layer used for backdrop rendering, if necessary. |
| |
| // References to clones of our layers, for replicated layers. |
| struct LayerClones { |
| WTF_MAKE_STRUCT_FAST_ALLOCATED; |
| LayerMap primaryLayerClones; |
| LayerMap structuralLayerClones; |
| LayerMap contentsLayerClones; |
| LayerMap contentsClippingLayerClones; |
| LayerMap contentsShapeMaskLayerClones; |
| LayerMap shapeMaskLayerClones; |
| LayerMap backdropLayerClones; |
| LayerMap backdropClippingLayerClones; |
| }; |
| |
| std::unique_ptr<LayerClones> m_layerClones; |
| |
| #ifdef VISIBLE_TILE_WASH |
| RefPtr<PlatformCALayer> m_visibleTileWashLayer; |
| #endif |
| FloatRect m_visibleRect; |
| FloatRect m_previousCommittedVisibleRect; |
| FloatRect m_coverageRect; // Area for which we should maintain backing store, in the coordinate space of this layer. |
| FloatSize m_sizeAtLastCoverageRectUpdate; |
| FloatSize m_pixelAlignmentOffset; |
| |
| Color m_contentsSolidColor; |
| |
| RetainPtr<CGImageRef> m_uncorrectedContentsImage; |
| RetainPtr<CGImageRef> m_pendingContentsImage; |
| |
| typedef HashMap<String, Vector<AnimationProcessingAction>> AnimationsToProcessMap; |
| typedef HashMap<String, Vector<LayerPropertyAnimation>> AnimationsMap; |
| struct LayerAnimations { |
| WTF_MAKE_STRUCT_FAST_ALLOCATED; |
| Vector<LayerPropertyAnimation> uncomittedAnimations; |
| AnimationsToProcessMap animationsToProcess; |
| AnimationsMap runningAnimations; |
| }; |
| |
| std::unique_ptr<LayerAnimations> m_animations; |
| |
| Vector<FloatRect> m_dirtyRects; |
| |
| std::unique_ptr<DisplayList::DisplayList> m_displayList; |
| |
| ContentsLayerPurpose m_contentsLayerPurpose { ContentsLayerPurpose::None }; |
| bool m_isCommittingChanges { false }; |
| |
| bool m_needsFullRepaint : 1; |
| bool m_usingBackdropLayerType : 1; |
| bool m_allowsBackingStoreDetaching : 1; |
| bool m_intersectsCoverageRect : 1; |
| bool m_hasEverPainted : 1; |
| bool m_hasDescendantsWithRunningTransformAnimations : 1; |
| bool m_hasDescendantsWithUncommittedChanges : 1; |
| }; |
| |
| } // namespace WebCore |
| |
| SPECIALIZE_TYPE_TRAITS_GRAPHICSLAYER(WebCore::GraphicsLayerCA, isGraphicsLayerCA()) |
