// 初始化
public void InitDataStruct()
{
mDropGroups = new Dictionary <int, DropGroup>();
System.Type grouptype = typeof(DropGroupTableItem);
IDictionaryEnumerator itr = DataManager.DropGroupTable.GetEnumerator();
while (itr.MoveNext())
{
DropGroupTableItem res = itr.Value as DropGroupTableItem;
DropGroup dropgroup = new DropGroup();
dropgroup.items = new ArrayList();
dropgroup.id = res.id;
for (int i = 0; i < DropGroupTableItem.MAX_ITEM_NUM; ++i)
{
System.Reflection.FieldInfo fieldid = grouptype.GetField("dropBoxId" + i.ToString());
int dropboxid = (int)fieldid.GetValue(res);
System.Reflection.FieldInfo fieldweight = grouptype.GetField("dropBoxWeight" + i.ToString());
int dropboxweight = (int)fieldweight.GetValue(res);
if (dropboxid < 0 || dropboxweight < 1)
{
break;
}
DropGroupItem item = new DropGroupItem();
item.dropboxid = dropboxid;
item.dropboxweight = dropboxweight;
dropgroup.items.Add(item);
}
mDropGroups.Add(res.id, dropgroup);
}
// foreach (DropGroupTableItem res in DataManager.DropGroupTable.Values)
// {
// DropGroup dropgroup = new DropGroup();
// dropgroup.items = new ArrayList();
// dropgroup.id = res.id;
//
// for (int i = 0; i < DropGroupTableItem.MAX_ITEM_NUM; ++i)
// {
// System.Reflection.FieldInfo fieldid = grouptype.GetField("dropBoxId" + i.ToString());
// int dropboxid = (int)fieldid.GetValue(res);
//
// System.Reflection.FieldInfo fieldweight = grouptype.GetField("dropBoxWeight" + i.ToString());
// int dropboxweight = (int)fieldweight.GetValue(res);
//
// if (dropboxid < 0 || dropboxweight < 1)
// {
// break;
// }
//
// DropGroupItem item = new DropGroupItem();
// item.dropboxid = dropboxid;
// item.dropboxweight = dropboxweight;
//
// dropgroup.items.Add(item);
// }
//
// mDropGroups.Add(res.id, dropgroup);
// }
mDropBoxes = new Dictionary <int, DropBox>();
System.Type type = typeof(DropBoxTableItem);
itr = DataManager.DropBoxTable.GetEnumerator();
while (itr.MoveNext())
{
DropBoxTableItem res = itr.Value as DropBoxTableItem;
DropBox dropbox = new DropBox();
dropbox.items = new ArrayList();
dropbox.id = res.id;
dropbox.desc = res.desc;
for (int i = 0; i < DropBoxTableItem.MAX_ITEM_NUM; ++i)
{
System.Reflection.FieldInfo fieldid = type.GetField("itemid" + i.ToString());
int itemid = (int)fieldid.GetValue(res);
System.Reflection.FieldInfo fieldnum = type.GetField("itemnum" + i.ToString());
int itemnum = (int)fieldnum.GetValue(res);
System.Reflection.FieldInfo fieldweight = type.GetField("itemweight" + i.ToString());
int itemweight = (int)fieldweight.GetValue(res);
if (itemid < 0 || itemnum < 1 || itemweight < 1)
{
break;
}
DropBoxItem item = new DropBoxItem();
item.itemid = itemid;
item.itemnum = itemnum;
item.itemweight = itemweight;
item.isItemOrCondition = res.isItemId > 0;
dropbox.items.Add(item);
}
mDropBoxes.Add(res.id, dropbox);
}
// foreach(DropBoxTableItem res in DataManager.DropBoxTable.Values)
// {
//
// }
}
/// <summary>
/// 随机生成掉落道具ID。可以直接调该方法，在掉落包内随机掉落道具，不需要在掉落包间随机。
/// </summary>
/// <param name="dropboxId">dropbox.txt的Id</param>
/// <param name="droplist">输出生成的DropItem列表</param>
/// <param name="dropnum">需要生成几个道具，-1表示不限制个数，按表规则掉落</param>
/// <returns></returns>
public bool GenerateDropBox(int dropboxId, out ArrayList droplist, int dropnum = -1)
{
droplist = null;
if (!mDropBoxes.ContainsKey(dropboxId) || !DataManager.DropBoxTable.ContainsKey(dropboxId))
{
return(false);
}
DropBoxTableItem res = DataManager.DropBoxTable[dropboxId] as DropBoxTableItem;
DropBox box = mDropBoxes[dropboxId] as DropBox;
if (box == null)
{
return(false);
}
droplist = new ArrayList();
if (dropnum > 0)
{ // 在dropnum次随机中 不允许重复掉落 在掉落组中整体随机
while (droplist.Count < dropnum)
{
int rand = Random.Range(0, MAX_WEIGHT);
int weight = 0;
for (int i = 0; i < box.items.Count; ++i)
{
DropBoxItem item = box.items[i] as DropBoxItem;
if ((item.itemweight + weight) > rand)
{
if (!droplist.Contains(item))
{
droplist.Add(item);
}
break;
}
weight += item.itemweight;
}
}
}
else
{ // 未指定掉落个数 不允许重复掉落 每个道具单独随机
int maxnum = res.maxnum;
if (maxnum > box.items.Count)
{
maxnum = box.items.Count;
}
for (int i = 0; i < box.items.Count; ++i)
{
int rand = Random.Range(0, MAX_WEIGHT);
DropBoxItem item = box.items[i] as DropBoxItem;
if ((item.itemweight) > rand)
{
if (!droplist.Contains(item))
{
droplist.Add(item);
}
}
if (droplist.Count >= maxnum)
{
break;
}
}
}
return(true);
}
