1 2/* 3 * Copyright 2011 Google Inc. 4 * 5 * Use of this source code is governed by a BSD-style license that can be 6 * found in the LICENSE file. 7 */ 8#ifndef SkPathHeap_DEFINED 9#define SkPathHeap_DEFINED 10 11#include "SkRefCnt.h" 12#include "SkChunkAlloc.h" 13#include "SkTDArray.h" 14 15class SkPath; 16class SkFlattenableReadBuffer; 17class SkFlattenableWriteBuffer; 18 19class SkPathHeap : public SkRefCnt { 20public: 21 SkPathHeap(); 22 SkPathHeap(SkFlattenableReadBuffer&); 23 virtual ~SkPathHeap(); 24 25 /** Copy the path into the heap, and return the new total number of paths. 26 Thus, the returned value will be index+1, where index is the index of 27 this newly added (copied) path. 28 */ 29 int append(const SkPath&); 30 31 // called during picture-playback 32 int count() const { return fPaths.count(); } 33 const SkPath& operator[](int index) const { 34 return *fPaths[index]; 35 } 36 37 void flatten(SkFlattenableWriteBuffer&) const; 38 39private: 40 // we store the paths in the heap (placement new) 41 SkChunkAlloc fHeap; 42 // we just store ptrs into fHeap here 43 SkTDArray<SkPath*> fPaths; 44}; 45 46#endif 47 48