QMUIBottomSheet.java 文件源码

/**
 * BottomSheet升起动画
 */
private void animateUp() {
    if (mContentView == null) {
        return;
    }
    TranslateAnimation translate = new TranslateAnimation(
            Animation.RELATIVE_TO_SELF, 0f, Animation.RELATIVE_TO_SELF, 0f,
            Animation.RELATIVE_TO_SELF, 1f, Animation.RELATIVE_TO_SELF, 0f
    );
    AlphaAnimation alpha = new AlphaAnimation(0, 1);
    AnimationSet set = new AnimationSet(true);
    set.addAnimation(translate);
    set.addAnimation(alpha);
    set.setInterpolator(new DecelerateInterpolator());
    set.setDuration(mAnimationDuration);
    set.setFillAfter(true);
    mContentView.startAnimation(set);
}