public ActiveItemCollection(DataManager.Maps.MapDump rawMap)
{
this.rawMap = rawMap;
mapItems = new MapItem[rawMap.ActiveItem.Length];
for (int i = 0; i < mapItems.Length; i++) {
mapItems[i] = new MapItem(rawMap.ActiveItem[i]);
if (mapItems[i].Num == 0) {
mapItems[i].Num = -1;
}
}
}
