1/*
2 * Copyright (C) 2010 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
17package com.android.gallery3d.anim;
18
19public class FloatAnimation extends Animation {
20
21    private final float mFrom;
22    private final float mTo;
23    private float mCurrent;
24
25    public FloatAnimation(float from, float to, int duration) {
26        mFrom = from;
27        mTo = to;
28        mCurrent = from;
29        setDuration(duration);
30    }
31
32    @Override
33    protected void onCalculate(float progress) {
34        mCurrent = mFrom + (mTo - mFrom) * progress;
35    }
36
37    public float get() {
38        return mCurrent;
39    }
40}
41