//拾起道具
public void PickupItemFromGrid(GridUnit fromGrid)
{
if (fromGrid == null || fromGrid.gridItem == null || package == null)
{
return;
}
int itemID = fromGrid.gridItem.item.itemID;
int itemCount = fromGrid.gridItem.count;
int finalCount = 0;
bool result = package.TryAddItem(itemID, itemCount, ref finalCount);
//成功捡起道具
if (result)
{
//先生成道具格子的事件
if (fromGrid != null)
{
fromGrid.OnItemPicked();
}
BattleUnitPickupItemAction action = BattleUnitActionEvent.CreateEvent <BattleUnitPickupItemAction>(BattleUnitActionType.PickupItem, this);
action.itemID = itemID;
action.addCount = itemCount;
action.finalCount = finalCount;
battleField.AppendBattleAction(action);
}
}
//拾取道具
private IEnumerator PlayPickupItemAction(BattleUnitPickupItemAction action)
{
NormalMessage normalMessage = new NormalMessage(EGameConstL.EVENT_BATTLE_UNIT_PACKAGE_CHANGED);
normalMessage.Body = battleUnit.package;
EventManager.Instance.Run(EGameConstL.EVENT_BATTLE_UNIT_PACKAGE_CHANGED, normalMessage);
yield break;
}
/// <summary>
/// 尝试添加道具
/// </summary>
/// <param name="itemID"></param>
/// <param name="addition"></param>
/// <returns>是否成功</returns>
public bool TryAddItem(int itemID, int addition, ref int finalCount)
{
if (items == null)
{
items = new List <PackageItem>();
}
BattleUnitPickupItemAction action = null;
PackageItem emptyItem = null;
for (int i = 0; i < items.Count; i++)
{
if (items[i].item != null && items[i].item.itemID == itemID)
{
items[i].count += addition;
finalCount = items[i].count;
return(true);
}
else if (items[i].item == null)
{
emptyItem = items[i];
}
}
//找到了一个空位
if (emptyItem != null)
{
emptyItem.item = PackageItemManager.Instance.GetItem(itemID);
if (emptyItem.item != null)
{
emptyItem.count += addition;
finalCount = emptyItem.count;
return(true);
}
}
//背包已满
if (items.Count >= capacity)
{
UtilityHelper.LogWarning(string.Format("Add item failed. Package if full : {0} -> {1}/{2}", itemID, items.Count, capacity));
return(false);
}
//添加一个道具
emptyItem = PackageItem.CreateInstance();
emptyItem.item = PackageItemManager.Instance.GetItem(itemID);
if (emptyItem.item != null)
{
items.Add(emptyItem);
}
emptyItem.count += addition;
finalCount = emptyItem.count;
return(true);
}