Prototype code that turns any/every flattenable into JSON

src/core/SkPictureFlat.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 SkPictureFlat_DEFINED
 #define SkPictureFlat_DEFINED
 
 
@@ skipping 253 matching lines @@
     typedef SkRefCnt INHERITED;
 };
 
 class SkFlatData {
 public:
     // Flatten obj into an SkFlatData with this index.  controller owns the SkFlatData*.
     template <typename Traits, typename T>
     static SkFlatData* Create(SkFlatController* controller, const T& obj, int index) {
         // A buffer of 256 bytes should fit most paints, regions, and matrices.
         uint32_t storage[64];
-        SkWriteBuffer buffer(storage, sizeof(storage), controller->getWriteBufferFlags());
+        SkBinaryWriteBuffer buffer(storage, sizeof(storage), controller->getWriteBufferFlags());
 
         buffer.setBitmapHeap(controller->getBitmapHeap());
         buffer.setTypefaceRecorder(controller->getTypefaceSet());
 
         Traits::Flatten(buffer, obj);
         size_t size = buffer.bytesWritten();
         SkASSERT(SkIsAlign4(size));
 
         // Allocate enough memory to hold SkFlatData struct and the flat data itself.
         size_t allocSize = sizeof(SkFlatData) + size;
@@ skipping 254 matching lines @@
     }
 
     void unflatten(T* dst, const SkFlatData* element) const {
         element->unflatten<Traits>(dst,
                                    fController->getBitmapHeap(),
                                    fController->getTypefacePlayback());
     }
 
     // All SkFlatData* stored in fIndexedData and fHash are owned by the controller.
     SkAutoTUnref<SkFlatController> fController;
-    SkWriteBuffer fScratch;
+    SkBinaryWriteBuffer fScratch;
     bool fReady;
 
     // For index -> SkFlatData.  0-based, while all indices in the API are 1-based.  Careful!
     SkTDArray<const SkFlatData*> fIndexedData;
 
     // For SkFlatData -> cached SkFlatData, which has index().
     SkTDynamicHash<SkFlatData, SkFlatData, SkFlatData::HashTraits> fHash;
 };
 
 #endif