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 SkDrawLooper_DEFINED 00018 #define SkDrawLooper_DEFINED 00019 00020 #include "SkFlattenable.h" 00021 00023 00024 class SkCanvas; 00025 class SkPaint; 00026 00035 class SkDrawLooper : public SkFlattenable { 00036 public: 00041 virtual void init(SkCanvas*, SkPaint*) {} 00046 virtual bool next() { return false; } 00054 virtual void restore() {} 00055 00056 protected: 00057 SkDrawLooper() {} 00058 SkDrawLooper(SkFlattenableReadBuffer& buffer) : INHERITED(buffer) {} 00059 00060 private: 00061 typedef SkFlattenable INHERITED; 00062 }; 00063 00064 #endif