Interpolator.h revision e45b1fd03b524d2b57cc6c222d89076a31a08bea 
1/*
2 * Copyright (C) 2014 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#ifndef INTERPOLATOR_H
17#define INTERPOLATOR_H
18
19namespace android {
20namespace uirenderer {
21
22class Interpolator {
23public:
24    virtual ~Interpolator() {}
25
26    virtual float interpolate(float input) = 0;
27
28    static Interpolator* createDefaultInterpolator();
29
30protected:
31    Interpolator() {}
32};
33
34class AccelerateDecelerateInterpolator : public Interpolator {
35public:
36    AccelerateDecelerateInterpolator() {}
37    virtual ~AccelerateDecelerateInterpolator() {}
38
39    virtual float interpolate(float input);
40};
41
42} /* namespace uirenderer */
43} /* namespace android */
44
45#endif /* INTERPOLATOR_H */
46