public void OnBeginDrag(PointerEventData eventData)
{
_currentDraggedTile = (DraggedTile)Instantiate(DraggedTilePrefab);
// we want to position the tile in absolute fashion not in relation to someone's pivot
var canvasRect = GetComponentInParent <Canvas>()
.GetComponent <RectTransform>();
_currentDraggedTile.transform.SetParent(canvasRect);
_currentDraggedTile.Type = Type;
// translate a screen point to world posiiton in the context of parent of the tile that we are moving
Vector2 localPoint;
RectTransformUtility.ScreenPointToLocalPointInRectangle(canvasRect, eventData.position, Camera.main, out localPoint);
_targetPositionForTile = localPoint;
_currentDraggedTile.transform.localPosition = localPoint;
// disable the image that we are currently dragging
_image.enabled = false;
_isOverDropsite = false;
}
public void OnEndDrag(PointerEventData eventData)
{
_image.enabled = true;
_currentDraggedTile.Drop();
_currentDraggedTile = null;
}
