public void OnDrop(PointerEventData eventData)
{
if (_dropped != null)
{
Drop(_dropped);
_dropped = null;
}
}
public void OnEndDrag(PointerEventData eventData)
{
if (_dragItem != null)
{
DestroyDragItem(_dragItem);
_dragItem = null;
_active = null;
if (_target != null)
{
_target.OnHover(null);
_target = null;
}
OnDragEnd(eventData);
}
}
public void OnBeginDrag(PointerEventData eventData)
{
if (_canvas == null)
{
_canvas = GetComponentInParent <Canvas>();
}
_cancel = false;
_active = this;
_dragItem = CreateDragItem();
_dragItem.SetParent(GameManager.instance.tooltipCanvas, false);
_itemStart = transform.position;
_mouseStart = eventData.position;
_dragItem.position = _itemStart;
OnDragBegin(eventData);
}
protected virtual void OnMatchStart()
{
DragDropWidget.CancelDrag();
}
public void OnHover(DragDropWidget item)
{
var canDrop = Hover(item);
_dropped = canDrop ? item : null;
}
protected abstract void Drop(DragDropWidget item);
protected abstract bool Hover(DragDropWidget item);