public virtual void OnBeginDrag(PointerEventData eventData)
{
nowSlot = transform.parent.GetComponent <MSlot>();
if (transform != null)
{
GetComponent <CanvasGroup>().blocksRaycasts = false;
isFindSlot = false;
//rect.position = eventData.position;
transform.SetParent(canvas);
}
}
/*
* /// <summary>
* ///
* /// </summary>
* /// <param name="_item">指向的item</param>
* protected virtual void Exchange1(MItem _item)
* {
* //MSlot slot = _item.nowSlot.GetComponent<MSlot>();
* if (isEmpty)
* {
* // 赋值slot信息
* // ItemID, itemChild, ItemNum
* MSlot slot = _item.nowSlot.GetComponent<MSlot>();
* ItemID = slot.ItemID;
* ItemChild = slot.ItemChild;
*
* //ItemData date = slot.iten
* // 清除该item父slot的信息
* slot.ItemID = -1;
* slot.ItemChild = null;
* slot.isEmpty = true;
* // 交换位置改写item信息
* _item.transform.parent = transform;
* //_item.transform.SetSiblingIndex(0);
* _item.transform.localPosition = Vector2.zero;
* _item.isFindSlot = true;
* _item.nowSlot = this;
* _item.nowSlot.isEmpty = false;
* }
* else
* {
* // 交换
* // ItemID, itemChild, ItemNum
* // 1 保存pointerDrag的当前格子三个信息
* MSlot pointerSlot = _item.nowSlot.GetComponent<MSlot>();
* int Pid = pointerSlot.ItemID;
* Transform Pitemchild = pointerSlot.ItemChild;
* // 防止执行item的itemDragEnter函数
* _item.isFindSlot = true;
* // 2 交换item
* // 将当前slot的item交给PointerItem的slot -信息
* pointerSlot.ItemID = ItemID;
* pointerSlot.ItemChild = ItemChild;
* pointerSlot.isEmpty = false;
* // item位置
* ItemChild.transform.SetParent(pointerSlot.transform);
* //ItemChild.transform.SetSiblingIndex(0);
* ItemChild.transform.localPosition = Vector2.zero;
* //isEmpty = false;
* // item.nowSlot
* ItemChild.GetComponent<MItem>().nowSlot = this;
* Debug.Log(pointerSlot.transform.GetSiblingIndex());
* // 3 将拖拽的item赋值给当前slot
* // 信息
* ItemID = Pid;
* ItemChild = Pitemchild;
* // item 位置
* _item.transform.SetParent(transform);
* _item.transform.SetSiblingIndex(0);
* _item.transform.localPosition = Vector2.zero;
* //item.nowSLot
* _item.nowSlot = this;
* _item.nowSlot.GetComponent<MSlot>().isEmpty = false;
* }
*
* OnExcange();
* }
*/
public void Exchange(MItem _item)
{
if (!CanInteractive)
{
return;
}
if (isEmpty)
{
// 赋值slot信息
// ItemID, itemChild, ItemNum
MSlot slot = _item.nowSlot;
ItemID = slot.ItemID;
ItemChild = slot.ItemChild;
// 清除该item父slot的信息
slot.ItemID = -1;
slot.ItemChild = null;
//slot.ItemNum = 0;
slot.isEmpty = true;
// 交换位置改写item信息
_item.transform.parent = transform;
_item.transform.localPosition = Vector2.zero;
_item.nowSlot = this;
_item.isFindSlot = true;
isEmpty = false;
// 事件
slot.OnItemRemove.Invoke(slot, _item);
OnItemAdd.Invoke(this, _item);
}
else
{
// 交换
// ItemID, itemChild, ItemNum
// 1 保存pointerDrag的当前格子三个信息
MSlot pointerSlot = _item.nowSlot.GetComponent <MSlot>();
int Pid = pointerSlot.ItemID;
Transform Pitemchild = pointerSlot.ItemChild;
// 防止执行item的itemDragEnter函数
_item.isFindSlot = true;
// 2 交换item
// 将当前slot的item交给PointerItem的slot -信息
pointerSlot.ItemID = ItemID;
pointerSlot.ItemChild = ItemChild;
pointerSlot.isEmpty = false;
// item位置
ItemChild.transform.SetParent(pointerSlot.transform);
ItemChild.transform.SetSiblingIndex(0);
ItemChild.transform.localPosition = Vector2.zero;
// item.nowSlot
ItemChild.GetComponent <MItem>().nowSlot = this;
//Debug.Log(pointerSlot.transform.GetSiblingIndex());
// 3 将拖拽的item赋值给当前slot
// 信息
ItemID = Pid;
ItemChild = Pitemchild;
//ItemNum = Pitmenum;
isEmpty = false;
// item 位置
_item.transform.SetParent(transform);
_item.transform.SetSiblingIndex(0);
_item.transform.localPosition = Vector2.zero;
//item.nowSLot
_item.nowSlot = this;
// 事件
pointerSlot.OnItemRemove.Invoke(pointerSlot, pointerSlot.ItemChild.GetComponent <MItem>());
pointerSlot.OnItemAdd.Invoke(pointerSlot, ItemChild.GetComponent <MItem>());
OnItemRemove.Invoke(this, ItemChild.GetComponent <MItem>());
OnItemAdd.Invoke(this, pointerSlot.ItemChild.GetComponent <MItem>());
}
}
protected virtual void Start()
{
canvas = GameObject.Find("UICanvas").transform;
nowSlot = transform.parent.GetComponent <MSlot>();
}