1 /* 2 * Copyright 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 SAMPLES_ITAPPABLE_H 18 #define SAMPLES_ITAPPABLE_H 19 20 class ITappable { 21 public: 22 virtual ~ITappable() = default; 23 virtual void tap(bool isDown) = 0; 24 }; 25 #endif //SAMPLES_ITAPPABLE_H 26