1 /* 2 * Copyright 2012, The Android Open Source Project 3 * 4 * Redistribution and use in source and binary forms, with or without 5 * modification, are permitted provided that the following conditions 6 * are met: 7 * * Redistributions of source code must retain the above copyright 8 * notice, this list of conditions and the following disclaimer. 9 * * Redistributions in binary form must reproduce the above copyright 10 * notice, this list of conditions and the following disclaimer in the 11 * documentation and/or other materials provided with the distribution. 12 * 13 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS ``AS IS'' AND ANY 14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR 17 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 18 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 19 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR 20 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY 21 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 23 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 24 */ 25 26 #ifndef PictureLayerContent_h 27 #define PictureLayerContent_h 28 29 #include "LayerContent.h" 30 #include "SkStream.h" 31 32 namespace WebCore { 33 34 class PictureLayerContent : public LayerContent { 35 public: 36 PictureLayerContent(SkPicture* picture); 37 PictureLayerContent(const PictureLayerContent& content); 38 ~PictureLayerContent(); 39 40 virtual int width(); 41 virtual int height(); setCheckForOptimisations(bool check)42 virtual void setCheckForOptimisations(bool check) { m_checkedContent = !check; } 43 virtual void checkForOptimisations(); 44 virtual float maxZoomScale(); 45 virtual void draw(SkCanvas* canvas); 46 virtual void serialize(SkWStream* stream); 47 48 private: 49 SkPicture* m_picture; 50 bool m_checkedContent; 51 bool m_hasText; 52 }; 53 54 class LegacyPictureLayerContent : public LayerContent { 55 public: 56 LegacyPictureLayerContent(SkMemoryStream* pictureStream); 57 ~LegacyPictureLayerContent(); 58 width()59 virtual int width() { return m_width; } height()60 virtual int height() { return m_height; } setCheckForOptimisations(bool check)61 virtual void setCheckForOptimisations(bool check) {} checkForOptimisations()62 virtual void checkForOptimisations() {} maxZoomScale()63 virtual float maxZoomScale() { return 1e6; } 64 virtual void draw(SkCanvas* canvas); serialize(SkWStream * stream)65 virtual void serialize(SkWStream* stream) { } 66 67 private: 68 void* m_legacyLib; 69 void* m_legacyPicture; 70 int m_width; 71 int m_height; 72 73 typedef int (*legacy_skia_create_picture_proc)(const void*, int, void**, int*, int*); 74 typedef void (*legacy_skia_delete_picture_proc)(void*); 75 typedef void (*legacy_skia_draw_picture_proc)(void*, void*, void*, int, int, int, int, void*); 76 77 legacy_skia_create_picture_proc m_createPictureProc; 78 legacy_skia_delete_picture_proc m_deletePictureProc; 79 legacy_skia_draw_picture_proc m_drawPictureProc; 80 }; 81 82 } // WebCore 83 84 #endif // PictureLayerContent_h 85