Interpolator.h revision e45b1fd03b524d2b57cc6c222d89076a31a08bea
1e45b1fd03b524d2b57cc6c222d89076a31a08beaJohn Reck/* 2e45b1fd03b524d2b57cc6c222d89076a31a08beaJohn Reck * Copyright (C) 2014 The Android Open Source Project 3e45b1fd03b524d2b57cc6c222d89076a31a08beaJohn Reck * 4e45b1fd03b524d2b57cc6c222d89076a31a08beaJohn Reck * Licensed under the Apache License, Version 2.0 (the "License"); 5e45b1fd03b524d2b57cc6c222d89076a31a08beaJohn Reck * you may not use this file except in compliance with the License. 6e45b1fd03b524d2b57cc6c222d89076a31a08beaJohn Reck * You may obtain a copy of the License at 7e45b1fd03b524d2b57cc6c222d89076a31a08beaJohn Reck * 8e45b1fd03b524d2b57cc6c222d89076a31a08beaJohn Reck * http://www.apache.org/licenses/LICENSE-2.0 9e45b1fd03b524d2b57cc6c222d89076a31a08beaJohn Reck * 10e45b1fd03b524d2b57cc6c222d89076a31a08beaJohn Reck * Unless required by applicable law or agreed to in writing, software 11e45b1fd03b524d2b57cc6c222d89076a31a08beaJohn Reck * distributed under the License is distributed on an "AS IS" BASIS, 12e45b1fd03b524d2b57cc6c222d89076a31a08beaJohn Reck * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13e45b1fd03b524d2b57cc6c222d89076a31a08beaJohn Reck * See the License for the specific language governing permissions and 14e45b1fd03b524d2b57cc6c222d89076a31a08beaJohn Reck * limitations under the License. 15e45b1fd03b524d2b57cc6c222d89076a31a08beaJohn Reck */ 16e45b1fd03b524d2b57cc6c222d89076a31a08beaJohn Reck#ifndef INTERPOLATOR_H 17e45b1fd03b524d2b57cc6c222d89076a31a08beaJohn Reck#define INTERPOLATOR_H 18e45b1fd03b524d2b57cc6c222d89076a31a08beaJohn Reck 19e45b1fd03b524d2b57cc6c222d89076a31a08beaJohn Recknamespace android { 20e45b1fd03b524d2b57cc6c222d89076a31a08beaJohn Recknamespace uirenderer { 21e45b1fd03b524d2b57cc6c222d89076a31a08beaJohn Reck 22e45b1fd03b524d2b57cc6c222d89076a31a08beaJohn Reckclass Interpolator { 23e45b1fd03b524d2b57cc6c222d89076a31a08beaJohn Reckpublic: 24e45b1fd03b524d2b57cc6c222d89076a31a08beaJohn Reck virtual ~Interpolator() {} 25e45b1fd03b524d2b57cc6c222d89076a31a08beaJohn Reck 26e45b1fd03b524d2b57cc6c222d89076a31a08beaJohn Reck virtual float interpolate(float input) = 0; 27e45b1fd03b524d2b57cc6c222d89076a31a08beaJohn Reck 28e45b1fd03b524d2b57cc6c222d89076a31a08beaJohn Reck static Interpolator* createDefaultInterpolator(); 29e45b1fd03b524d2b57cc6c222d89076a31a08beaJohn Reck 30e45b1fd03b524d2b57cc6c222d89076a31a08beaJohn Reckprotected: 31e45b1fd03b524d2b57cc6c222d89076a31a08beaJohn Reck Interpolator() {} 32e45b1fd03b524d2b57cc6c222d89076a31a08beaJohn Reck}; 33e45b1fd03b524d2b57cc6c222d89076a31a08beaJohn Reck 34e45b1fd03b524d2b57cc6c222d89076a31a08beaJohn Reckclass AccelerateDecelerateInterpolator : public Interpolator { 35e45b1fd03b524d2b57cc6c222d89076a31a08beaJohn Reckpublic: 36e45b1fd03b524d2b57cc6c222d89076a31a08beaJohn Reck AccelerateDecelerateInterpolator() {} 37e45b1fd03b524d2b57cc6c222d89076a31a08beaJohn Reck virtual ~AccelerateDecelerateInterpolator() {} 38e45b1fd03b524d2b57cc6c222d89076a31a08beaJohn Reck 39e45b1fd03b524d2b57cc6c222d89076a31a08beaJohn Reck virtual float interpolate(float input); 40e45b1fd03b524d2b57cc6c222d89076a31a08beaJohn Reck}; 41e45b1fd03b524d2b57cc6c222d89076a31a08beaJohn Reck 42e45b1fd03b524d2b57cc6c222d89076a31a08beaJohn Reck} /* namespace uirenderer */ 43e45b1fd03b524d2b57cc6c222d89076a31a08beaJohn Reck} /* namespace android */ 44e45b1fd03b524d2b57cc6c222d89076a31a08beaJohn Reck 45e45b1fd03b524d2b57cc6c222d89076a31a08beaJohn Reck#endif /* INTERPOLATOR_H */ 46