Source/WebKit2/UIProcess/LayerTreeCoordinatorProxy.h

   1 /*
   2     Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies)
   3
   4     This library is free software; you can redistribute it and/or
   5     modify it under the terms of the GNU Library General Public
   6     License as published by the Free Software Foundation; either
   7     version 2 of the License, or (at your option) any later version.
   8
   9     This library is distributed in the hope that it will be useful,
  10     but WITHOUT ANY WARRANTY; without even the implied warranty of
  11     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12     Library General Public License for more details.
  13
  14     You should have received a copy of the GNU Library General Public License
  15     along with this library; see the file COPYING.LIB.  If not, write to
  16     the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
  17     Boston, MA 02110-1301, USA.
  18 */
  19
  20 #ifndef LayerTreeCoordinatorProxy_h
  21 #define LayerTreeCoordinatorProxy_h
  22
  23 #if USE(UI_SIDE_COMPOSITING)
  24
  25 #include "BackingStore.h"
  26 #include "CoordinatedGraphicsArgumentCoders.h"
  27 #include "DrawingAreaProxy.h"
  28 #include "Region.h"
  29 #include "SurfaceUpdateInfo.h"
  30 #include "WebLayerTreeInfo.h"
  31 #include <WebCore/GraphicsContext.h>
  32 #include <WebCore/GraphicsLayer.h>
  33 #include <WebCore/GraphicsLayerAnimation.h>
  34 #include <WebCore/IntRect.h>
  35 #include <WebCore/IntSize.h>
  36 #include <WebCore/RunLoop.h>
  37 #include <WebCore/Timer.h>
  38 #include <wtf/Functional.h>
  39 #include <wtf/HashSet.h>
  40
  41 #if PLATFORM(QT)
  42 QT_BEGIN_NAMESPACE
  43 class QSGNode;
  44 QT_END_NAMESPACE
  45 #endif
  46
  47 namespace WebKit {
  48
  49 class WebLayerInfo;
  50 class WebLayerTreeRenderer;
  51 class WebLayerUpdateInfo;
  52
  53 class LayerTreeCoordinatorProxy {
  54 public:
  55     LayerTreeCoordinatorProxy(DrawingAreaProxy*);
  56 #if ENABLE(TIZEN_RUNTIME_BACKEND_SELECTION)
  57     LayerTreeCoordinatorProxy(DrawingAreaProxy*, bool isGLMode);
  58 #endif
  59     virtual ~LayerTreeCoordinatorProxy();
  60     void setCompositingLayerState(WebLayerID, const WebLayerInfo&);
  61     void setCompositingLayerChildren(WebLayerID, const Vector<WebLayerID>&);
  62 #if ENABLE(CSS_FILTERS)
  63     void setCompositingLayerFilters(WebLayerID, const WebCore::FilterOperations&);
  64 #endif
  65     void deleteCompositingLayer(WebLayerID);
  66     void setRootCompositingLayer(WebLayerID);
  67     void didReceiveMessage(CoreIPC::Connection*, CoreIPC::MessageID, CoreIPC::ArgumentDecoder*);
  68     void purgeGLResources();
  69     void setContentsSize(const WebCore::FloatSize&);
  70     void setVisibleContentsRect(const WebCore::IntRect&, float scale, const WebCore::FloatPoint& trajectory, const WebCore::FloatPoint& accurateVisibleContentsPosition);
  71     void didRenderFrame();
  72     void createTileForLayer(int layerID, int tileID, const WebCore::IntRect&, const SurfaceUpdateInfo&);
  73     void updateTileForLayer(int layerID, int tileID, const WebCore::IntRect&, const SurfaceUpdateInfo&);
  74     void removeTileForLayer(int layerID, int tileID);
  75     void createDirectlyCompositedImage(int64_t, const WebKit::ShareableBitmap::Handle&);
  76     void destroyDirectlyCompositedImage(int64_t);
  77     void didReceiveLayerTreeCoordinatorProxyMessage(CoreIPC::Connection*, CoreIPC::MessageID, CoreIPC::ArgumentDecoder*);
  78     void updateViewport();
  79     void renderNextFrame();
  80     void didChangeScrollPosition(const WebCore::IntPoint& position);
  81 #if ENABLE(TIZEN_WEBKIT2_TILED_AC)
  82     void syncCanvas(uint32_t id, const WebCore::IntSize& canvasSize, uint64_t graphicsSurfaceToken, uint32_t frontBuffer, int flags);
  83 #else
  84     void syncCanvas(uint32_t id, const WebCore::IntSize& canvasSize, uint64_t graphicsSurfaceToken, uint32_t frontBuffer);
  85 #endif
  86     void purgeBackingStores();
  87     WebLayerTreeRenderer* layerTreeRenderer() const { return m_renderer.get(); }
  88     void setLayerAnimations(WebLayerID, const WebCore::GraphicsLayerAnimations&);
  89     void setAnimationsLocked(bool);
  90 #if ENABLE(TIZEN_WEBKIT2_TILED_AC)
  91     void clearBackingStores();
  92 #endif
  93
  94 #if ENABLE(TIZEN_CSS_OVERFLOW_SCROLL_ACCELERATION)
  95     bool hasOverflowLayer() const;
  96     virtual void platformLayerChanged(WebCore::GraphicsLayer*, WebCore::PlatformLayer* oldPlatformLayer, WebCore::PlatformLayer* newPlatformLayer) { ASSERT_NOT_REACHED(); }
  97 #endif
  98 #if ENABLE(TIZEN_CSS_OVERFLOW_SCROLL_ACCELERATION_ON_UI_SIDE)
  99     bool setOffsetForFocusedScrollingContentsLayer(const WebCore::FloatPoint&);
 100     void setVisibleContentsRectForScrollingContentsLayers(const WebCore::IntRect&);
 101 #endif
 102
 103 #if ENABLE(TIZEN_RUNTIME_BACKEND_SELECTION)
 104     void initializeAcceleratedCompositingMode(bool isGLMode);
 105 #endif
 106
 107 protected:
 108     void dispatchUpdate(const Function<void()>&);
 109
 110     DrawingAreaProxy* m_drawingAreaProxy;
 111     RefPtr<WebLayerTreeRenderer> m_renderer;
 112 #if USE(GRAPHICS_SURFACE)
 113     HashMap<uint32_t, RefPtr<ShareableSurface> > m_surfaces;
 114 #endif
 115 };
 116
 117 }
 118
 119 #endif
 120
 121 #endif // LayerTreeCoordinatorProxy_h