00001 /* 00002 * Copyright (C) 2008 The Android Open Source Project 00003 * 00004 * Licensed under the Apache License, Version 2.0 (the "License"); 00005 * you may not use this file except in compliance with the License. 00006 * You may obtain a copy of the License at 00007 * 00008 * http://www.apache.org/licenses/LICENSE-2.0 00009 * 00010 * Unless required by applicable law or agreed to in writing, software 00011 * distributed under the License is distributed on an "AS IS" BASIS, 00012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 00013 * See the License for the specific language governing permissions and 00014 * limitations under the License. 00015 */ 00016 00017 #ifndef SkMMapStream_DEFINED 00018 #define SkMMapStream_DEFINED 00019 00020 #include "SkStream.h" 00021 00022 class SkMMAPStream : public SkMemoryStream { 00023 public: 00024 SkMMAPStream(const char filename[]); 00025 virtual ~SkMMAPStream(); 00026 00027 virtual void setMemory(const void* data, size_t length, bool); 00028 private: 00029 int fFildes; 00030 void* fAddr; 00031 size_t fSize; 00032 00033 void closeMMap(); 00034 00035 typedef SkMemoryStream INHERITED; 00036 }; 00037 00038 #endif