First version of bitmap use tracking in SkPictureRecord

src/core/SkPicturePlayback.h

 
 /*
  * Copyright 2011 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 #ifndef SkPicturePlayback_DEFINED
 #define SkPicturePlayback_DEFINED
 
@@ skipping 13 matching lines @@
 
 #ifdef SK_BUILD_FOR_ANDROID
 #include "SkThread.h"
 #endif
 
 class SkPictureRecord;
 class SkStream;
 class SkWStream;
 class SkBBoxHierarchy;
 class SkPictureStateTree;
+class SkOffsetTable;
 
 struct SkPictInfo {
     enum Flags {
         kCrossProcess_Flag      = 1 << 0,
         kScalarIsFloat_Flag     = 1 << 1,
         kPtrIs64Bit_Flag        = 1 << 2,
     };
 
     uint32_t    fVersion;
     uint32_t    fWidth;
@@ skipping 56 matching lines @@
 
 protected:
     bool parseStream(SkStream*, const SkPictInfo&,
                      SkPicture::InstallPixelRefProc);
     bool parseBuffer(SkReadBuffer& buffer);
 #ifdef SK_DEVELOPER
     virtual bool preDraw(int opIndex, int type);
     virtual void postDraw(int opIndex);
 #endif
 
+    void preLoadBitmaps(const SkTDArray<void*>& results);
+
 private:
     class TextContainer {
     public:
         size_t length() { return fByteLength; }
         const void* text() { return (const void*) fText; }
         size_t fByteLength;
         const char* fText;
     };
 
     const SkBitmap& getBitmap(SkReader32& reader) {
@@ skipping 98 matching lines @@
     // bitmap allows playback to draw nothing and move on.
     SkBitmap fBadBitmap;
 
     SkAutoTUnref<SkBitmapHeap> fBitmapHeap;
     SkAutoTUnref<SkPathHeap> fPathHeap;
 
     SkTRefArray<SkBitmap>* fBitmaps;
     SkTRefArray<SkPaint>* fPaints;
 
     SkData* fOpData;    // opcodes and parameters
+    SkAutoTUnref<SkOffsetTable> fBitmapUseOffsets;
 
     SkPicture** fPictureRefs;
     int fPictureCount;
 
     SkBBoxHierarchy* fBoundingHierarchy;
     SkPictureStateTree* fStateTree;
 
     SkTypefacePlayback fTFPlayback;
     SkFactoryPlayback* fFactoryPlayback;
 #ifdef SK_BUILD_FOR_ANDROID
     SkMutex fDrawMutex;
     bool fAbortCurrentPlayback;
 #endif
 };
 
 #endif