15c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)/* 251b2906e11752df6c18351cf520e30522d3b53a1Torne (Richard Coles) * Copyright (c) 2013, Google Inc. All rights reserved. 35c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * 45c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * Redistribution and use in source and binary forms, with or without 55c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * modification, are permitted provided that the following conditions are 65c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * met: 75c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * 85c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * * Redistributions of source code must retain the above copyright 95c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * notice, this list of conditions and the following disclaimer. 105c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * * Redistributions in binary form must reproduce the above 115c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * copyright notice, this list of conditions and the following disclaimer 125c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * in the documentation and/or other materials provided with the 135c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * distribution. 145c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * * Neither the name of Google Inc. nor the names of its 155c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * contributors may be used to endorse or promote products derived from 165c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * this software without specific prior written permission. 175c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * 185c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 195c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 205c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 215c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 225c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 235c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 245c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 255c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 265c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 275c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 285c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 295c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) */ 305c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 31a854de003a23bf3c7f95ec0f8154ada64092ff5cTorne (Richard Coles)#ifndef ImageBufferSurface_h 32a854de003a23bf3c7f95ec0f8154ada64092ff5cTorne (Richard Coles)#define ImageBufferSurface_h 335c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 34a854de003a23bf3c7f95ec0f8154ada64092ff5cTorne (Richard Coles)#include "platform/PlatformExport.h" 35a854de003a23bf3c7f95ec0f8154ada64092ff5cTorne (Richard Coles)#include "platform/geometry/IntSize.h" 36a854de003a23bf3c7f95ec0f8154ada64092ff5cTorne (Richard Coles)#include "platform/graphics/GraphicsTypes3D.h" 37a854de003a23bf3c7f95ec0f8154ada64092ff5cTorne (Richard Coles)#include "wtf/FastAllocBase.h" 38a854de003a23bf3c7f95ec0f8154ada64092ff5cTorne (Richard Coles)#include "wtf/Noncopyable.h" 39c1847b1379d12d0e05df27436bf19a9b1bf12deaTorne (Richard Coles)#include "wtf/PassRefPtr.h" 40a854de003a23bf3c7f95ec0f8154ada64092ff5cTorne (Richard Coles) 41a854de003a23bf3c7f95ec0f8154ada64092ff5cTorne (Richard Coles)class SkBitmap; 42c1847b1379d12d0e05df27436bf19a9b1bf12deaTorne (Richard Coles)class SkCanvas; 43c1847b1379d12d0e05df27436bf19a9b1bf12deaTorne (Richard Coles)class SkPicture; 44a854de003a23bf3c7f95ec0f8154ada64092ff5cTorne (Richard Coles) 45c1847b1379d12d0e05df27436bf19a9b1bf12deaTorne (Richard Coles)namespace blink { 465c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 47aafa69cb17c9d6606c07663ade5f81388a2c5986Ben Murdochclass ImageBuffer; 48e38fbeeb576b5094e34e038ab88d9d6a5c5c2214Torne (Richard Coles)class WebLayer; 497242dc3dbeb210b5e876a3c42d1ec1a667fc621aPrimiano Tucciclass FloatRect; 50aafa69cb17c9d6606c07663ade5f81388a2c5986Ben Murdoch 51a854de003a23bf3c7f95ec0f8154ada64092ff5cTorne (Richard Coles)enum OpacityMode { 52a854de003a23bf3c7f95ec0f8154ada64092ff5cTorne (Richard Coles) NonOpaque, 53a854de003a23bf3c7f95ec0f8154ada64092ff5cTorne (Richard Coles) Opaque, 54a854de003a23bf3c7f95ec0f8154ada64092ff5cTorne (Richard Coles)}; 55a854de003a23bf3c7f95ec0f8154ada64092ff5cTorne (Richard Coles) 56a854de003a23bf3c7f95ec0f8154ada64092ff5cTorne (Richard Coles)class PLATFORM_EXPORT ImageBufferSurface { 57a854de003a23bf3c7f95ec0f8154ada64092ff5cTorne (Richard Coles) WTF_MAKE_NONCOPYABLE(ImageBufferSurface); WTF_MAKE_FAST_ALLOCATED; 58a854de003a23bf3c7f95ec0f8154ada64092ff5cTorne (Richard Coles)public: 59a854de003a23bf3c7f95ec0f8154ada64092ff5cTorne (Richard Coles) virtual ~ImageBufferSurface() { } 60a854de003a23bf3c7f95ec0f8154ada64092ff5cTorne (Richard Coles) 61a854de003a23bf3c7f95ec0f8154ada64092ff5cTorne (Richard Coles) virtual SkCanvas* canvas() const = 0; 62c1847b1379d12d0e05df27436bf19a9b1bf12deaTorne (Richard Coles) virtual const SkBitmap& bitmap(); 63e38fbeeb576b5094e34e038ab88d9d6a5c5c2214Torne (Richard Coles) virtual void willAccessPixels() { } 64a854de003a23bf3c7f95ec0f8154ada64092ff5cTorne (Richard Coles) virtual bool isValid() const = 0; 65aafa69cb17c9d6606c07663ade5f81388a2c5986Ben Murdoch virtual bool restore() { return false; }; 66e38fbeeb576b5094e34e038ab88d9d6a5c5c2214Torne (Richard Coles) virtual WebLayer* layer() const { return 0; }; 67a854de003a23bf3c7f95ec0f8154ada64092ff5cTorne (Richard Coles) virtual bool isAccelerated() const { return false; } 68a854de003a23bf3c7f95ec0f8154ada64092ff5cTorne (Richard Coles) virtual Platform3DObject getBackingTexture() const { return 0; } 697242dc3dbeb210b5e876a3c42d1ec1a667fc621aPrimiano Tucci virtual void didModifyBackingTexture() { } 7009380295ba73501a205346becac22c6978e4671dTorne (Richard Coles) virtual bool cachedBitmapEnabled() const { return false; } 7109380295ba73501a205346becac22c6978e4671dTorne (Richard Coles) virtual const SkBitmap& cachedBitmap() const; 7209380295ba73501a205346becac22c6978e4671dTorne (Richard Coles) virtual void invalidateCachedBitmap() { } 7309380295ba73501a205346becac22c6978e4671dTorne (Richard Coles) virtual void updateCachedBitmapIfNeeded() { } 7409380295ba73501a205346becac22c6978e4671dTorne (Richard Coles) virtual void setIsHidden(bool) { } 75aafa69cb17c9d6606c07663ade5f81388a2c5986Ben Murdoch virtual void setImageBuffer(ImageBuffer*) { } 76c1847b1379d12d0e05df27436bf19a9b1bf12deaTorne (Richard Coles) virtual PassRefPtr<SkPicture> getPicture(); 77c1847b1379d12d0e05df27436bf19a9b1bf12deaTorne (Richard Coles) virtual void didClearCanvas() { } 787242dc3dbeb210b5e876a3c42d1ec1a667fc621aPrimiano Tucci virtual void finalizeFrame(const FloatRect &dirtyRect) { } 7983750176c3ee2cea66c8a9751271026a5901be3aBen Murdoch 80a854de003a23bf3c7f95ec0f8154ada64092ff5cTorne (Richard Coles) OpacityMode opacityMode() const { return m_opacityMode; } 81a854de003a23bf3c7f95ec0f8154ada64092ff5cTorne (Richard Coles) const IntSize& size() const { return m_size; } 82aafa69cb17c9d6606c07663ade5f81388a2c5986Ben Murdoch void notifyIsValidChanged(bool isValid) const; 83a854de003a23bf3c7f95ec0f8154ada64092ff5cTorne (Richard Coles) 84a854de003a23bf3c7f95ec0f8154ada64092ff5cTorne (Richard Coles)protected: 85aafa69cb17c9d6606c07663ade5f81388a2c5986Ben Murdoch ImageBufferSurface(const IntSize&, OpacityMode); 86a854de003a23bf3c7f95ec0f8154ada64092ff5cTorne (Richard Coles) void clear(); 87a854de003a23bf3c7f95ec0f8154ada64092ff5cTorne (Richard Coles) 88a854de003a23bf3c7f95ec0f8154ada64092ff5cTorne (Richard Coles)private: 89a854de003a23bf3c7f95ec0f8154ada64092ff5cTorne (Richard Coles) OpacityMode m_opacityMode; 90a854de003a23bf3c7f95ec0f8154ada64092ff5cTorne (Richard Coles) IntSize m_size; 91a854de003a23bf3c7f95ec0f8154ada64092ff5cTorne (Richard Coles)}; 925c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 93c1847b1379d12d0e05df27436bf19a9b1bf12deaTorne (Richard Coles)} // namespace blink 94a854de003a23bf3c7f95ec0f8154ada64092ff5cTorne (Richard Coles) 95a854de003a23bf3c7f95ec0f8154ada64092ff5cTorne (Richard Coles)#endif 96