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 SK_DECLARE_INST_COUNT(SkPathHeap) 22 23 SkPathHeap(); 24 SkPathHeap(SkFlattenableReadBuffer&); 25 virtual ~SkPathHeap(); 26 27 /** Copy the path into the heap, and return the new total number of paths. 28 Thus, the returned value will be index+1, where index is the index of 29 this newly added (copied) path. 30 */ 31 int append(const SkPath&); 32 33 // called during picture-playback 34 int count() const { return fPaths.count(); } 35 const SkPath& operator[](int index) const { 36 return *fPaths[index]; 37 } 38 39 void flatten(SkFlattenableWriteBuffer&) const; 40 41private: 42 // we store the paths in the heap (placement new) 43 SkChunkAlloc fHeap; 44 // we just store ptrs into fHeap here 45 SkTDArray<SkPath*> fPaths; 46 47 typedef SkRefCnt INHERITED; 48}; 49 50#endif 51