| /* |
| * Copyright (C) 2010, 2011, 2012 Research In Motion Limited. All rights reserved. |
| * Copyright (C) 2010 Google 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: |
| * |
| * * Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * * 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. |
| * * Neither the name of Google Inc. nor the names of its |
| * contributors may be used to endorse or promote products derived from |
| * this software without specific prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| * "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 THE COPYRIGHT |
| * OWNER 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. |
| */ |
| |
| |
| #ifndef LayerWebKitThread_h |
| #define LayerWebKitThread_h |
| |
| #if USE(ACCELERATED_COMPOSITING) |
| |
| #include "GraphicsLayerBlackBerry.h" |
| #include "LayerAnimation.h" |
| #include "LayerData.h" |
| #include "LayerTiler.h" |
| |
| #include <wtf/OwnPtr.h> |
| #include <wtf/PassRefPtr.h> |
| #include <wtf/RefCounted.h> |
| #include <wtf/Vector.h> |
| |
| namespace WebCore { |
| |
| class LayerCompositingThread; |
| |
| class LayerWebKitThread : public RefCounted<LayerWebKitThread>, public LayerData { |
| public: |
| static PassRefPtr<LayerWebKitThread> create(LayerType, GraphicsLayerBlackBerry* owner = 0); |
| |
| virtual ~LayerWebKitThread(); |
| |
| void addSublayer(PassRefPtr<LayerWebKitThread>); |
| void insertSublayer(PassRefPtr<LayerWebKitThread> layer, size_t index) { insert(m_sublayers, layer, index); } |
| void replaceSublayer(LayerWebKitThread* reference, PassRefPtr<LayerWebKitThread> newLayer); |
| void removeFromSuperlayer(); |
| |
| void addOverlay(PassRefPtr<LayerWebKitThread>); |
| |
| void setAnchorPoint(const FloatPoint& anchorPoint) { m_anchorPoint = anchorPoint; setNeedsCommit(); } |
| |
| void setAnchorPointZ(float anchorPointZ) { m_anchorPointZ = anchorPointZ; setNeedsCommit(); } |
| |
| void setBackgroundColor(const Color& color) { m_backgroundColor = color; setNeedsCommit(); } |
| |
| void setBorderColor(const Color& color) { m_borderColor = color; setNeedsCommit(); } |
| |
| void setBorderWidth(float width) { m_borderWidth = width; setNeedsCommit(); } |
| |
| void setBounds(const IntSize&); |
| |
| void setSizeIsScaleInvariant(bool invariant) { m_sizeIsScaleInvariant = invariant; setNeedsCommit(); } |
| |
| void setDoubleSided(bool doubleSided) { m_doubleSided = doubleSided; setNeedsCommit(); } |
| |
| void setFrame(const FloatRect&); |
| |
| void setMasksToBounds(bool masksToBounds) { m_masksToBounds = masksToBounds; } |
| |
| void setMaskLayer(LayerWebKitThread* maskLayer) { m_maskLayer = maskLayer; } |
| LayerWebKitThread* maskLayer() const { return m_maskLayer.get(); } |
| |
| bool isMask() const { return m_isMask; } |
| void setIsMask(bool); |
| |
| void setReplicaLayer(LayerWebKitThread* layer) { m_replicaLayer = layer; } |
| LayerWebKitThread* replicaLayer() { return m_replicaLayer.get(); } |
| |
| // FIXME: Move to a new subclass, ContentLayerWebKitThread. This is only used for layers that draw content |
| void setNeedsDisplayInRect(const FloatRect& dirtyRect); |
| |
| virtual void setNeedsDisplay(); |
| |
| void setNeedsDisplayOnBoundsChange(bool needsDisplay) { m_needsDisplayOnBoundsChange = needsDisplay; } |
| |
| void setOpacity(float opacity) { m_opacity = opacity; setNeedsCommit(); } |
| |
| #if ENABLE(CSS_FILTERS) |
| void setFilters(const FilterOperations& filters) { m_filters = filters; m_filtersChanged = true; setNeedsCommit(); } |
| static bool filtersCanBeComposited(const FilterOperations& filters); |
| #endif |
| |
| void setOpaque(bool isOpaque) { m_isOpaque = isOpaque; setNeedsCommit(); } |
| |
| void setPosition(const FloatPoint& position) { m_position = position; setNeedsCommit(); } |
| |
| const LayerWebKitThread* rootLayer() const; |
| |
| void removeAllSublayers() { removeAll(m_sublayers); } |
| |
| void setSublayers(const Vector<RefPtr<LayerWebKitThread> >&); |
| |
| const Vector<RefPtr<LayerWebKitThread> >& getSublayers() const { return m_sublayers; } |
| |
| void setSublayerTransform(const TransformationMatrix& transform) { m_sublayerTransform = transform; setNeedsCommit(); } |
| |
| LayerWebKitThread* superlayer() const { return m_superlayer; } |
| |
| void setTransform(const TransformationMatrix& transform) { m_transform = transform; setNeedsCommit(); } |
| |
| void setPreserves3D(bool preserves3D) { m_preserves3D = preserves3D; setNeedsCommit(); } |
| |
| void setFixedPosition(bool fixed) |
| { |
| if (m_isFixedPosition == fixed) |
| return; |
| m_isFixedPosition = fixed; |
| setNeedsCommit(); |
| } |
| |
| void setHasFixedContainer(bool fixed) { m_hasFixedContainer = fixed; setNeedsCommit(); } |
| void setHasFixedAncestorInDOMTree(bool fixed) { m_hasFixedAncestorInDOMTree = fixed; setNeedsCommit(); } |
| |
| void setIsContainerForFixedPositionLayers(bool fixed) |
| { |
| if (m_isContainerForFixedPositionLayers == fixed) |
| return; |
| m_isContainerForFixedPositionLayers = fixed; |
| setNeedsCommit(); |
| } |
| |
| void setFixedToTop(bool fixedToTop) |
| { |
| if (m_isFixedToTop == fixedToTop) |
| return; |
| m_isFixedToTop = fixedToTop; |
| setNeedsCommit(); |
| } |
| |
| void setFixedToLeft(bool fixedToLeft) |
| { |
| if (m_isFixedToLeft == fixedToLeft) |
| return; |
| m_isFixedToLeft = fixedToLeft; |
| setNeedsCommit(); |
| } |
| |
| void setFrameVisibleRect(const IntRect& rect) { m_frameVisibleRect = rect; setNeedsCommit(); } |
| void setFrameContentsSize(const IntSize& size) { m_frameContentsSize = size; setNeedsCommit(); } |
| |
| void setContents(Image*); |
| Image* contents() const { return m_contents.get(); } |
| |
| void setOwner(GraphicsLayerBlackBerry* owner) { m_owner = owner; } |
| // NOTE: Can be 0. |
| GraphicsLayerBlackBerry* owner() const { return m_owner; } |
| |
| bool drawsContent() const { return m_owner && m_owner->drawsContent(); } |
| void setDrawable(bool); |
| |
| // 1. Commit on WebKit thread |
| void commitOnWebKitThread(double scale); |
| |
| // 2. Commit on Compositing thread |
| void commitOnCompositingThread(); |
| bool startAnimations(double time); |
| |
| // 3. Notify when returning to WebKit thread |
| void notifyAnimationsStarted(double time); |
| |
| LayerCompositingThread* layerCompositingThread() const { return m_layerCompositingThread.get(); } |
| |
| // Only used when this layer is the root layer of a frame. |
| void setAbsoluteOffset(const FloatSize& offset) { m_absoluteOffset = offset; } |
| |
| void paintContents(BlackBerry::Platform::Graphics::Buffer*, const IntRect& transformedContentsRect, double scale); |
| |
| void setNeedsCommit(); |
| |
| void setRunningAnimations(const Vector<RefPtr<LayerAnimation> >&); |
| void setSuspendedAnimations(const Vector<RefPtr<LayerAnimation> >&); |
| |
| // Allows you to clear the LayerCompositingThread::overrides from the WK thread |
| void clearOverride() { m_clearOverrideOnCommit = true; setNeedsCommit(); } |
| |
| void releaseLayerResources(); |
| |
| static IntRect mapFromTransformed(const IntRect&, double scale); |
| |
| protected: |
| LayerWebKitThread(LayerType, GraphicsLayerBlackBerry* owner); |
| |
| void setNeedsTexture(bool needsTexture) { m_needsTexture = needsTexture; } |
| void setLayerProgram(LayerData::LayerProgram layerProgram) { m_layerProgram = layerProgram; } |
| bool isDrawable() const { return m_isDrawable; } |
| |
| void updateVisibility(); |
| void updateTextureContents(double scale); |
| |
| virtual void boundsChanged() { } |
| virtual void updateTextureContentsIfNeeded(); |
| virtual void commitPendingTextureUploads(); |
| virtual void deleteTextures() { } |
| |
| private: |
| void updateLayerHierarchy(); |
| |
| void setSuperlayer(LayerWebKitThread* superlayer) { m_superlayer = superlayer; } |
| |
| // This should only be called from removeFromSuperlayer. |
| void removeSublayerOrOverlay(LayerWebKitThread*); |
| void remove(Vector<RefPtr<LayerWebKitThread> >&, LayerWebKitThread*); |
| void removeAll(Vector<RefPtr<LayerWebKitThread> >&); |
| void insert(Vector<RefPtr<LayerWebKitThread> >&, PassRefPtr<LayerWebKitThread>, size_t index); |
| |
| GraphicsLayerBlackBerry* m_owner; |
| |
| Vector<RefPtr<LayerAnimation> > m_runningAnimations; |
| Vector<RefPtr<LayerAnimation> > m_suspendedAnimations; |
| |
| Vector<RefPtr<LayerWebKitThread> > m_sublayers; |
| Vector<RefPtr<LayerWebKitThread> > m_overlays; |
| LayerWebKitThread* m_superlayer; |
| RefPtr<LayerWebKitThread> m_maskLayer; |
| RefPtr<LayerWebKitThread> m_replicaLayer; |
| |
| RefPtr<Image> m_contents; |
| |
| RefPtr<LayerCompositingThread> m_layerCompositingThread; |
| RefPtr<LayerTiler> m_tiler; |
| FloatSize m_absoluteOffset; |
| unsigned m_isDrawable : 1; |
| unsigned m_isMask : 1; |
| unsigned m_animationsChanged : 1; |
| unsigned m_clearOverrideOnCommit : 1; |
| #if ENABLE(CSS_FILTERS) |
| unsigned m_filtersChanged : 1; |
| #endif |
| unsigned m_didStartAnimations : 1; |
| }; |
| |
| } |
| |
| #endif // USE(ACCELERATED_COMPOSITING) |
| |
| #endif |