/**
* Modifies the delays of every tween in the group in order to sequence
* them one after the other.
* @return The group, for instruction chaining.
*/
public TweenGroup Sequence()
{
for (int i = 1; i < Tweens.Count; i++)
{
Tween tween = Tweens[i];
Tween previousTween = Tweens[i - 1];
tween.Delay(previousTween.GetDuration() + previousTween.GetDelay());
}
return(this);
}
// -------------------------------------------------------------------------
// Private methods
// -------------------------------------------------------------------------
private int ComputeDuration()
{
int duration = 0;
for (int i = 0; i < Tweens.Count; i++)
{
Tween tween = Tweens[i];
duration = Math.Max(duration, tween.GetDelay() + tween.GetDuration());
}
return(duration);
}
/**
* Repeats the tween group for a given number of times. For infinity
* repeats,use Tween.INFINITY.
* @param count The number of repetitions.
* @param delayMillis A delay, in milliseconds, before every repetition.
* @return The group, for instruction chaining.
*/
public TweenGroup Repeat(int count, int delayMillis)
{
int totalDuration = ComputeDuration();
for (int i = 0; i < Tweens.Count; i++)
{
Tween tween = Tweens[i];
int delay = totalDuration + delayMillis - (tween.GetDuration() + tween.GetDelay());
tween.Repeat(count, delay);
}
return(this);
}
