1f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin/* 2f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin * Copyright (C) 2010 The Android Open Source Project 3f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin * 4f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin * Licensed under the Apache License, Version 2.0 (the "License"); 5f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin * you may not use this file except in compliance with the License. 6f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin * You may obtain a copy of the License at 7f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin * 8f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin * http://www.apache.org/licenses/LICENSE-2.0 9f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin * 10f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin * Unless required by applicable law or agreed to in writing, software 11f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin * distributed under the License is distributed on an "AS IS" BASIS, 12f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin * See the License for the specific language governing permissions and 14f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin * limitations under the License. 15f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin */ 16f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 17f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Linpackage com.android.gallery3d.anim; 18f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 19f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Linpublic class FloatAnimation extends Animation { 20f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 21f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin private final float mFrom; 22f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin private final float mTo; 23f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin private float mCurrent; 24f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 25f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin public FloatAnimation(float from, float to, int duration) { 26f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin mFrom = from; 27f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin mTo = to; 28f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin mCurrent = from; 29f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin setDuration(duration); 30f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 31f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 32f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin @Override 33f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin protected void onCalculate(float progress) { 34f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin mCurrent = mFrom + (mTo - mFrom) * progress; 35f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 36f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 37f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin public float get() { 38f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin return mCurrent; 39f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 40f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin} 41