GeneralAnimatorGenerator.java 文件源码

/**
 * Make a shrink animation.
 * @param duration
 * @return
 */
public static Animator shrinkAnimator(int duration){
    AnimatorSet animatorSet = new AnimatorSet();
    ObjectAnimator xExpandAnimator = new ObjectAnimator();
    xExpandAnimator.setPropertyName("scaleX");
    xExpandAnimator.setFloatValues(1.0f, 0.5f);
    ObjectAnimator yExpandAnimator = new ObjectAnimator();
    yExpandAnimator.setPropertyName("scaleY");
    yExpandAnimator.setFloatValues(1.0f, 0.5f);
    animatorSet.play(xExpandAnimator).with(yExpandAnimator);
    animatorSet.setDuration(duration);
    animatorSet.setInterpolator(new AnticipateInterpolator());
    return animatorSet;
}