First step in pulling SkPicturePlayback & SkPictureRecord out of SkPicture

include/core/SkPicture.h

 
 /*
  * Copyright 2007 The Android Open Source Project
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 
 #ifndef SkPicture_DEFINED
 #define SkPicture_DEFINED
 
 #include "SkBitmap.h"
 #include "SkImageDecoder.h"
 #include "SkRefCnt.h"
 
 #if SK_SUPPORT_GPU
 class GrContext;
 #endif
 
 class SkBBHFactory;
 class SkBBoxHierarchy;
 class SkCanvas;
 class SkDrawPictureCallback;
 class SkData;
+class SkPathHeap;
 class SkPicturePlayback;
 class SkPictureRecord;
 class SkStream;
 class SkWStream;
 
 struct SkPictInfo;
 
 /** \class SkPicture
 
     The SkPicture class records the drawing commands made to a canvas, to
@@ skipping 315 matching lines @@
 
 #ifdef SK_SUPPORT_LEGACY_DERIVED_PICTURE_CLASSES
     // For testing. Derived classes may instantiate an alternate
     // SkBBoxHierarchy implementation
     virtual SkBBoxHierarchy* createBBoxHierarchy() const;
 #endif
 
     SkCanvas* beginRecording(int width, int height, SkBBHFactory* factory, uint32_t recordFlags);
 
 private:
+    friend class SkPictureRecord;
+    friend class SkPictureTester;   // for unit testing
+
+    SkAutoTUnref<SkPathHeap> fPathHeap;  // reference counted
+
+    const SkPath& getPath(int index) const;
+    int addPathToHeap(const SkPath& path);
+
+    void flattenToBuffer(SkWriteBuffer& buffer) const;
+    bool parseBufferTag(SkReadBuffer& buffer, uint32_t tag, uint32_t size);
+
+    static void WriteTagSize(SkWriteBuffer& buffer, uint32_t tag, size_t size);
+    static void WriteTagSize(SkWStream* stream, uint32_t tag, size_t size);
+
+    void initForPlayback() const;
+    void dumpSize() const;
+
     // An OperationList encapsulates a set of operation offsets into the picture byte
     // stream along with the CTMs needed for those operation.
     class OperationList : ::SkNoncopyable {
     public:
         virtual ~OperationList() {}
 
         // If valid returns false then there is no optimization data
         // present. All the draw operations need to be issued.
         virtual bool valid() const { return false; }
 
@@ skipping 63 matching lines @@
     typedef SkRefCnt INHERITED;
 };
 
 #endif
 
 #ifdef SK_SUPPORT_LEGACY_PICTURE_HEADERS
 #include "SkPictureRecorder.h"
 #endif
 
 #endif