public void OnPointerDown(PointerEventData eventData)
{
if (_tapIndicator != null)
{
return; // can't have two
}
if (_selectableComponent && !_selectableComponent.interactable)
{
return;
}
if (eventData.button != PointerEventData.InputButton.Left || Input.touchCount > 1)
{
return;
}
if (!RectTransformUtility.ScreenPointToLocalPointInRectangle(transform as RectTransform, eventData.position,
overrideCamera,
out var localPosition))
{
return;
}
if (_pointerUpAnimation != null && _pointerUpAnimation.Running)
{
_pointerUpAnimation.Stop();
_pointerUpAnimation = null;
}
_tapIndicator = tapIndicatorPool.Spawn(transform, true) as UITapIndicator;
if (_tapIndicator == null)
{
Debug.LogError("Invalid tap indicator prefab", tapIndicatorPool);
return;
}
_tapIndicator.graphic.transform.localPosition = localPosition;
_pointerDownAnimation = this.CreateCoroutine(_tapIndicator.OnPointerDownAnimation());
}
public void OnPointerUp(PointerEventData eventData)
{
if (!_tapIndicator || (_pointerUpAnimation != null && _pointerUpAnimation.Running))
{
return; // can't animate if it didn't spawn for some reason
}
if (_pointerDownAnimation != null && _pointerDownAnimation.Running)
{
_pointerDownAnimation.Stop();
_pointerDownAnimation = null;
}
_pointerUpAnimation = this.CreateCoroutine(_tapIndicator.OnPointerUpAnimation());
_pointerUpAnimation.OnFinished += stopped => {
tapIndicatorPool.Return(_tapIndicator);
_tapIndicator = null;
};
}