private void bounceBackHeader() {
int yTranslate =
state == State.REFRESHING
? header.getHeight() - headerContainer.getHeight()
: -headerContainer.getHeight() - headerContainer.getTop();
TranslateAnimation bounceAnimation =
new TranslateAnimation(
TranslateAnimation.ABSOLUTE,
0,
TranslateAnimation.ABSOLUTE,
0,
TranslateAnimation.ABSOLUTE,
0,
TranslateAnimation.ABSOLUTE,
yTranslate);
bounceAnimation.setDuration(BOUNCE_ANIMATION_DURATION);
bounceAnimation.setFillEnabled(true);
bounceAnimation.setFillAfter(false);
bounceAnimation.setFillBefore(true);
bounceAnimation.setInterpolator(new OvershootInterpolator(BOUNCE_OVERSHOOT_TENSION));
bounceAnimation.setAnimationListener(new HeaderAnimationListener(yTranslate));
startAnimation(bounceAnimation);
}
public void onDropButtonClick(View view) {
TranslateAnimation animation = new TranslateAnimation(0, 0, 0, 1000);
animation.setDuration(1000);
view.startAnimation(animation);
}