1 /* 2 * Copyright (C) 2019 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 #ifndef ANDROID_GUI_CONSUMERBASE_H 18 #define ANDROID_GUI_CONSUMERBASE_H 19 20 #include <gui/BufferItem.h> 21 22 #include <utils/RefBase.h> 23 24 namespace android { 25 26 class ConsumerBase : public virtual RefBase { 27 public: 28 struct FrameAvailableListener : public virtual RefBase { 29 // See IConsumerListener::onFrame{Available,Replaced} 30 virtual void onFrameAvailable(const BufferItem& item) = 0; onFrameReplacedFrameAvailableListener31 virtual void onFrameReplaced(const BufferItem& /* item */) {} 32 }; 33 }; 34 35 } // namespace android 36 37 #endif // ANDROID_GUI_CONSUMERBASE_H