private void GridUI_OnLeftEndDrag(Transform preTransform, Transform nowTransform)
{
isDrag = false;
dragItem.Hide();
if (nowTransform == null) //拖到背包外面，扔掉
{
ItemModel.DelItem(preTransform.name); //删掉背包数据库中原来格子里的数据
}
else if (nowTransform.tag == "Grid") //拖到了另一个格子
{
if (nowTransform.childCount == 0) //是空格子，放入
{
Item preItem = ItemModel.GetItem(preTransform.name);
CreateItem(preItem, nowTransform);
ItemModel.DelItem(preTransform.name);
}
else //不是空格子，交换
{
Destroy(nowTransform.GetChild(0).gameObject);
Item preItem = ItemModel.GetItem(preTransform.name);
Item nowItem = ItemModel.GetItem(nowTransform.name);
CreateItem(preItem, nowTransform);
CreateItem(nowItem, preTransform);
}
}
else //不在背包的格子里面，放回去
{
Item item = ItemModel.GetItem(preTransform.name);
CreateItem(item, preTransform);
}
}
