/**
* Wire
* Copyright (C) 2016 Wire Swiss GmbH
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package com.waz.zclient.ui.animation.fragment;
import android.view.animation.Animation;
import android.view.animation.Transformation;
import com.waz.zclient.ui.animation.interpolators.penner.Quad;
public class FadeAnimation extends Animation {
private float fromAlpha;
private float toAlpha;
public FadeAnimation(int duration, float fromAlpha, float toAlpha) {
this.fromAlpha = fromAlpha;
this.toAlpha = toAlpha;
setInterpolator(new Quad.EaseOut());
setDuration(duration);
}
@Override
protected void applyTransformation(float interpolatedTime, Transformation t) {
t.setAlpha(fromAlpha + ((toAlpha - fromAlpha) * interpolatedTime));
super.applyTransformation(interpolatedTime, t);
}
}