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comparison: gfx/layers/client/SimpleTiledContentClient.h
gfx/layers/client/SimpleTiledContentClient.h
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| 1 /* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 2 -*- | |
| 2 * This Source Code Form is subject to the terms of the Mozilla Public | |
| 3 * License, v. 2.0. If a copy of the MPL was not distributed with this | |
| 4 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ | |
| 5 | |
| 6 #ifndef MOZILLA_GFX_SIMPLETILEDCONTENTCLIENT_H | |
| 7 #define MOZILLA_GFX_SIMPLETILEDCONTENTCLIENT_H | |
| 8 | |
| 9 // We include this header here so that we don't need to | |
| 10 // duplicate BasicTiledLayerPaintData | |
| 11 #include "TiledContentClient.h" | |
| 12 | |
| 13 #include "SharedBuffer.h" | |
| 14 | |
| 15 namespace mozilla { | |
| 16 namespace layers { | |
| 17 | |
| 18 class ClientTiledThebesLayer; | |
| 19 | |
| 20 class SimpleTiledLayerTile; | |
| 21 class SimpleTiledLayerBuffer; | |
| 22 class SimpleClientTiledThebesLayer; | |
| 23 class SimpleTiledLayerBuffer; | |
| 24 | |
| 25 #define GFX_SIMP_TILEDLAYER_DEBUG_OVERLAY | |
| 26 | |
| 27 struct SimpleTiledLayerTile | |
| 28 { | |
| 29 RefPtr<TextureClient> mTileBuffer; | |
| 30 RefPtr<ClientLayerManager> mManager; | |
| 31 nsRefPtr<SharedBuffer> mCachedBuffer; | |
| 32 TimeStamp mLastUpdate; | |
| 33 | |
| 34 SimpleTiledLayerTile() { } | |
| 35 | |
| 36 SimpleTiledLayerTile(ClientLayerManager *aManager, TextureClient *aBuffer) | |
| 37 : mTileBuffer(aBuffer) | |
| 38 , mManager(aManager) | |
| 39 { } | |
| 40 | |
| 41 bool operator== (const SimpleTiledLayerTile& o) const | |
| 42 { | |
| 43 return mTileBuffer == o.mTileBuffer; | |
| 44 } | |
| 45 | |
| 46 bool operator!= (const SimpleTiledLayerTile& o) const | |
| 47 { | |
| 48 return mTileBuffer != o.mTileBuffer; | |
| 49 } | |
| 50 | |
| 51 void SetLayerManager(ClientLayerManager *aManager) | |
| 52 { | |
| 53 mManager = aManager; | |
| 54 } | |
| 55 | |
| 56 bool IsPlaceholderTile() | |
| 57 { | |
| 58 return mTileBuffer == nullptr; | |
| 59 } | |
| 60 | |
| 61 TileDescriptor GetTileDescriptor() | |
| 62 { | |
| 63 if (mTileBuffer) | |
| 64 return TexturedTileDescriptor(nullptr, mTileBuffer->GetIPDLActor(), 0); | |
| 65 | |
| 66 NS_NOTREACHED("Unhandled SimpleTiledLayerTile type"); | |
| 67 return PlaceholderTileDescriptor(); | |
| 68 } | |
| 69 | |
| 70 void Release() | |
| 71 { | |
| 72 mTileBuffer = nullptr; | |
| 73 mCachedBuffer = nullptr; | |
| 74 } | |
| 75 }; | |
| 76 | |
| 77 class SimpleTiledLayerBuffer | |
| 78 : public TiledLayerBuffer<SimpleTiledLayerBuffer, SimpleTiledLayerTile> | |
| 79 { | |
| 80 friend class TiledLayerBuffer<SimpleTiledLayerBuffer, SimpleTiledLayerTile>; | |
| 81 | |
| 82 public: | |
| 83 SimpleTiledLayerBuffer(SimpleClientTiledThebesLayer* aThebesLayer, | |
| 84 CompositableClient* aCompositableClient, | |
| 85 ClientLayerManager* aManager) | |
| 86 : mThebesLayer(aThebesLayer) | |
| 87 , mCompositableClient(aCompositableClient) | |
| 88 , mManager(aManager) | |
| 89 , mLastPaintOpaque(false) | |
| 90 {} | |
| 91 | |
| 92 SimpleTiledLayerBuffer() | |
| 93 : mLastPaintOpaque(false) | |
| 94 {} | |
| 95 | |
| 96 void PaintThebes(const nsIntRegion& aNewValidRegion, | |
| 97 const nsIntRegion& aPaintRegion, | |
| 98 LayerManager::DrawThebesLayerCallback aCallback, | |
| 99 void* aCallbackData); | |
| 100 | |
| 101 SurfaceDescriptorTiles GetSurfaceDescriptorTiles(); | |
| 102 | |
| 103 void Release() { | |
| 104 for (size_t i = 0; i < mRetainedTiles.Length(); i++) { | |
| 105 mRetainedTiles[i].Release(); | |
| 106 } | |
| 107 } | |
| 108 | |
| 109 const CSSToParentLayerScale& GetFrameResolution() const { return mFrameResolution; } | |
| 110 void SetFrameResolution(const CSSToParentLayerScale& aResolution) { mFrameResolution = aResolution; } | |
| 111 | |
| 112 bool HasFormatChanged() const; | |
| 113 private: | |
| 114 SimpleClientTiledThebesLayer* mThebesLayer; | |
| 115 CompositableClient* mCompositableClient; | |
| 116 ClientLayerManager* mManager; | |
| 117 LayerManager::DrawThebesLayerCallback mCallback; | |
| 118 void* mCallbackData; | |
| 119 CSSToParentLayerScale mFrameResolution; | |
| 120 bool mLastPaintOpaque; | |
| 121 | |
| 122 gfxContentType GetContentType() const; | |
| 123 | |
| 124 SimpleTiledLayerTile ValidateTile(SimpleTiledLayerTile aTile, | |
| 125 const nsIntPoint& aTileOrigin, | |
| 126 const nsIntRegion& aDirtyRect); | |
| 127 | |
| 128 SimpleTiledLayerTile GetPlaceholderTile() const { return SimpleTiledLayerTile(); } | |
| 129 | |
| 130 void ReleaseTile(SimpleTiledLayerTile aTile) { aTile.Release(); } | |
| 131 | |
| 132 void SwapTiles(SimpleTiledLayerTile& aTileA, SimpleTiledLayerTile& aTileB) { std::swap(aTileA, aTileB); } | |
| 133 }; | |
| 134 | |
| 135 class SimpleTiledContentClient : public CompositableClient | |
| 136 { | |
| 137 friend class SimpleClientTiledThebesLayer; | |
| 138 | |
| 139 public: | |
| 140 SimpleTiledContentClient(SimpleClientTiledThebesLayer* aThebesLayer, | |
| 141 ClientLayerManager* aManager); | |
| 142 | |
| 143 ~SimpleTiledContentClient(); | |
| 144 | |
| 145 virtual TextureInfo GetTextureInfo() const MOZ_OVERRIDE | |
| 146 { | |
| 147 return TextureInfo(BUFFER_SIMPLE_TILED); | |
| 148 } | |
| 149 | |
| 150 void UseTiledLayerBuffer(); | |
| 151 | |
| 152 private: | |
| 153 SimpleTiledLayerBuffer mTiledBuffer; | |
| 154 }; | |
| 155 | |
| 156 class SimpleClientTiledThebesLayer : public ThebesLayer, | |
| 157 public ClientLayer | |
| 158 { | |
| 159 typedef ThebesLayer Base; | |
| 160 | |
| 161 public: | |
| 162 SimpleClientTiledThebesLayer(ClientLayerManager* const aManager); | |
| 163 ~SimpleClientTiledThebesLayer(); | |
| 164 | |
| 165 // Thebes Layer | |
| 166 virtual Layer* AsLayer() { return this; } | |
| 167 virtual void InvalidateRegion(const nsIntRegion& aRegion) { | |
| 168 mInvalidRegion.Or(mInvalidRegion, aRegion); | |
| 169 mValidRegion.Sub(mValidRegion, aRegion); | |
| 170 } | |
| 171 | |
| 172 // Shadow methods | |
| 173 virtual void FillSpecificAttributes(SpecificLayerAttributes& aAttrs); | |
| 174 virtual ShadowableLayer* AsShadowableLayer() { return this; } | |
| 175 | |
| 176 virtual void Disconnect() { ClientLayer::Disconnect(); } | |
| 177 | |
| 178 virtual void RenderLayer(); | |
| 179 | |
| 180 protected: | |
| 181 ClientLayerManager* ClientManager() { return static_cast<ClientLayerManager*>(mManager); } | |
| 182 | |
| 183 RefPtr<SimpleTiledContentClient> mContentClient; | |
| 184 }; | |
| 185 | |
| 186 } // mozilla | |
| 187 } // layers | |
| 188 | |
| 189 #endif |
