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/*
Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies)
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public
License as published by the Free Software Foundation; either
version 2 of the License, or (at your option) any later version.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Library General Public License for more details.
You should have received a copy of the GNU Library General Public License
along with this library; see the file COPYING.LIB. If not, write to
the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
Boston, MA 02110-1301, USA.
*/
#pragma once
#include "FilterOperations.h"
#include "FloatRect.h"
#include "NicosiaAnimation.h"
#include "TextureMapper.h"
#include "TextureMapperSolidColorLayer.h"
#include <wtf/WeakPtr.h>
#if USE(COORDINATED_GRAPHICS)
#include "NicosiaAnimatedBackingStoreClient.h"
#endif
namespace WebCore {
class Region;
class TextureMapperPaintOptions;
class TextureMapperPlatformLayer;
class WEBCORE_EXPORT TextureMapperLayer : public CanMakeWeakPtr<TextureMapperLayer> {
WTF_MAKE_NONCOPYABLE(TextureMapperLayer);
WTF_MAKE_FAST_ALLOCATED;
public:
TextureMapperLayer();
virtual ~TextureMapperLayer();
#if USE(COORDINATED_GRAPHICS)
void setID(uint32_t id) { m_id = id; }
uint32_t id() { return m_id; }
#endif
const Vector<TextureMapperLayer*>& children() const { return m_children; }
void setChildren(const Vector<TextureMapperLayer*>&);
void setMaskLayer(TextureMapperLayer*);
void setReplicaLayer(TextureMapperLayer*);
void setBackdropLayer(TextureMapperLayer*);
void setBackdropFiltersRect(const FloatRoundedRect&);
void setPosition(const FloatPoint&);
void setBoundsOrigin(const FloatPoint&);
void setSize(const FloatSize&);
void setAnchorPoint(const FloatPoint3D&);
void setPreserves3D(bool);
void setTransform(const TransformationMatrix&);
void setChildrenTransform(const TransformationMatrix&);
void setContentsRect(const FloatRect&);
void setMasksToBounds(bool);
void setDrawsContent(bool);
bool drawsContent() const { return m_state.drawsContent; }
bool contentsAreVisible() const { return m_state.contentsVisible; }
FloatSize size() const { return m_state.size; }
float opacity() const { return m_state.opacity; }
TransformationMatrix transform() const { return m_state.transform; }
void setContentsVisible(bool);
void setContentsOpaque(bool);
void setBackfaceVisibility(bool);
void setOpacity(float);
void setSolidColor(const Color&);
void setBackgroundColor(const Color&);
void setContentsTileSize(const FloatSize&);
void setContentsTilePhase(const FloatSize&);
void setContentsClippingRect(const FloatRoundedRect&);
void setContentsRectClipsDescendants(bool);
void setFilters(const FilterOperations&);
bool hasFilters() const
{
return !m_currentFilters.isEmpty();
}
void setDebugVisuals(bool showDebugBorders, const Color& debugBorderColor, float debugBorderWidth);
void setRepaintCounter(bool showRepaintCounter, int repaintCount);
void setContentsLayer(TextureMapperPlatformLayer*);
void setAnimations(const Nicosia::Animations&);
void setBackingStore(TextureMapperBackingStore*);
#if USE(COORDINATED_GRAPHICS)
void setAnimatedBackingStoreClient(Nicosia::AnimatedBackingStoreClient*);
#endif
bool applyAnimationsRecursively(MonotonicTime);
bool syncAnimations(MonotonicTime);
bool descendantsOrSelfHaveRunningAnimations() const;
void paint(TextureMapper&);
void addChild(TextureMapperLayer*);
private:
TextureMapperLayer& rootLayer() const
{
if (m_effectTarget)
return m_effectTarget->rootLayer();
if (m_parent)
return m_parent->rootLayer();
return const_cast<TextureMapperLayer&>(*this);
}
struct ComputeTransformData;
void computeTransformsRecursive(ComputeTransformData&);
static void sortByZOrder(Vector<TextureMapperLayer* >& array);
TransformationMatrix replicaTransform();
void removeFromParent();
void removeAllChildren();
enum class ComputeOverlapRegionMode : uint8_t {
Intersection,
Union,
Mask
};
struct ComputeOverlapRegionData {
ComputeOverlapRegionMode mode;
IntRect clipBounds;
Region& overlapRegion;
Region& nonOverlapRegion;
};
void computeOverlapRegions(ComputeOverlapRegionData&, const TransformationMatrix&, bool includesReplica = true);
void paintRecursive(TextureMapperPaintOptions&);
void paintWith3DRenderingContext(TextureMapperPaintOptions&);
void paintSelfChildrenReplicaFilterAndMask(TextureMapperPaintOptions&);
void paintUsingOverlapRegions(TextureMapperPaintOptions&);
void paintIntoSurface(TextureMapperPaintOptions&);
void paintWithIntermediateSurface(TextureMapperPaintOptions&, const IntRect&);
void paintSelfAndChildrenWithIntermediateSurface(TextureMapperPaintOptions&, const IntRect&);
void paintSelfChildrenFilterAndMask(TextureMapperPaintOptions&);
void paintSelf(TextureMapperPaintOptions&);
void paintSelfAndChildren(TextureMapperPaintOptions&);
void paintSelfAndChildrenWithReplica(TextureMapperPaintOptions&);
void applyMask(TextureMapperPaintOptions&);
bool isVisible() const;
bool shouldBlend() const;
inline FloatRect layerRect() const
{
return FloatRect(FloatPoint::zero(), m_state.size);
}
Vector<TextureMapperLayer*> m_children;
TextureMapperLayer* m_parent { nullptr };
WeakPtr<TextureMapperLayer> m_effectTarget;
TextureMapperBackingStore* m_backingStore { nullptr };
TextureMapperPlatformLayer* m_contentsLayer { nullptr };
float m_currentOpacity { 1.0 };
FilterOperations m_currentFilters;
float m_centerZ { 0 };
struct State {
FloatPoint pos;
FloatPoint3D anchorPoint;
FloatPoint boundsOrigin;
FloatSize size;
TransformationMatrix transform;
TransformationMatrix childrenTransform;
float opacity;
FloatRect contentsRect;
FloatSize contentsTileSize;
FloatSize contentsTilePhase;
FloatRoundedRect contentsClippingRect;
WeakPtr<TextureMapperLayer> maskLayer;
WeakPtr<TextureMapperLayer> replicaLayer;
WeakPtr<TextureMapperLayer> backdropLayer;
FloatRoundedRect backdropFiltersRect;
Color solidColor;
Color backgroundColor;
FilterOperations filters;
Color debugBorderColor;
float debugBorderWidth;
int repaintCount;
bool preserves3D : 1;
bool masksToBounds : 1;
bool drawsContent : 1;
bool contentsVisible : 1;
bool contentsOpaque : 1;
bool contentsRectClipsDescendants : 1;
bool backfaceVisibility : 1;
bool visible : 1;
bool showDebugBorders : 1;
bool showRepaintCounter : 1;
State()
: anchorPoint(0.5, 0.5, 0)
, opacity(1)
, debugBorderWidth(0)
, repaintCount(0)
, preserves3D(false)
, masksToBounds(false)
, drawsContent(false)
, contentsVisible(true)
, contentsOpaque(false)
, contentsRectClipsDescendants(false)
, backfaceVisibility(true)
, visible(true)
, showDebugBorders(false)
, showRepaintCounter(false)
{
}
};
State m_state;
Nicosia::Animations m_animations;
#if USE(COORDINATED_GRAPHICS)
uint32_t m_id { 0 };
RefPtr<Nicosia::AnimatedBackingStoreClient> m_animatedBackingStoreClient;
#endif
bool m_isBackdrop { false };
bool m_isReplica { false };
struct {
TransformationMatrix localTransform;
TransformationMatrix combined;
TransformationMatrix combinedForChildren;
#if USE(COORDINATED_GRAPHICS)
TransformationMatrix futureLocalTransform;
TransformationMatrix futureCombined;
TransformationMatrix futureCombinedForChildren;
#endif
} m_layerTransforms;
};
} // namespace WebCore
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