/**
* Animates all the cards displayed out of the screen. The total skipped classes text view and the
* add subject button will also be animated to a 0 alpha.
*
* @return the estimated duration of the whole animation
*/
private long animateClearAll() {
final long betweenCardsDelay = 80;
int size = mSubjectCards.size();
for (int i = 0; i < size; i++) mSubjectCards.get(i).swipeRight(0, betweenCardsDelay * i);
long halfDuration = (betweenCardsDelay * size) / 2 + 120;
Animator anmtr = AnimatorCreationUtil.ofFloat(mAddButton, "alpha", halfDuration, null, 0);
anmtr.setStartDelay(halfDuration);
anmtr.start();
anmtr = AnimatorCreationUtil.ofFloat(mTotalAbsencesTextView, "alpha", halfDuration, null, 0);
anmtr.setStartDelay(halfDuration);
anmtr.start();
return 2 * halfDuration;
}
@Override
public void setStartDelay(long startDelay) {
Animator a = mAnimator.get();
if (a != null) a.setStartDelay(startDelay);
}
