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);
  }
Ejemplo n.º 2
0
 public void onDropButtonClick(View view) {
   TranslateAnimation animation = new TranslateAnimation(0, 0, 0, 1000);
   animation.setDuration(1000);
   view.startAnimation(animation);
 }