111 lines
3.1 KiB
Java
111 lines
3.1 KiB
Java
package net.minecraftforge.common;
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import java.util.ArrayList;
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import java.util.Random;
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import cpw.mods.fml.common.FMLLog;
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import net.minecraft.inventory.IInventory;
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import net.minecraft.item.Item;
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import net.minecraft.item.ItemStack;
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import net.minecraft.util.WeightedRandom;
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import net.minecraft.util.WeightedRandomChestContent;
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import net.minecraft.util.WeightedRandomItem;
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import static net.minecraftforge.common.ChestGenHooks.DUNGEON_CHEST;
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public class DungeonHooks
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{
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private static ArrayList<DungeonMob> dungeonMobs = new ArrayList<DungeonMob>();
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/**
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* Adds a mob to the possible list of creatures the spawner will create.
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* If the mob is already in the spawn list, the rarity will be added to the existing one,
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* causing the mob to be more common.
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*
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* @param name The name of the monster, use the same name used when registering the entity.
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* @param rarity The rarity of selecting this mob over others. Must be greater then 0.
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* Vanilla Minecraft has the following mobs:
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* Spider 100
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* Skeleton 100
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* Zombie 200
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* Meaning, Zombies are twice as common as spiders or skeletons.
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* @return The new rarity of the monster,
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*/
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public static float addDungeonMob(String name, int rarity)
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{
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if (rarity <= 0)
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{
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throw new IllegalArgumentException("Rarity must be greater then zero");
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}
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for (DungeonMob mob : dungeonMobs)
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{
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if (name.equals(mob.type))
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{
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return mob.itemWeight += rarity;
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}
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}
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dungeonMobs.add(new DungeonMob(rarity, name));
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return rarity;
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}
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/**
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* Will completely remove a Mob from the dungeon spawn list.
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*
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* @param name The name of the mob to remove
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* @return The rarity of the removed mob, prior to being removed.
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*/
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public static int removeDungeonMob(String name)
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{
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for (DungeonMob mob : dungeonMobs)
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{
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if (name.equals(mob.type))
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{
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dungeonMobs.remove(mob);
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return mob.itemWeight;
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}
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}
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return 0;
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}
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/**
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* Gets a random mob name from the list.
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* @param rand World generation random number generator
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* @return The mob name
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*/
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public static String getRandomDungeonMob(Random rand)
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{
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DungeonMob mob = (DungeonMob)WeightedRandom.getRandomItem(rand, dungeonMobs);
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if (mob == null)
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{
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return "";
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}
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return mob.type;
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}
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public static class DungeonMob extends WeightedRandomItem
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{
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public String type;
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public DungeonMob(int weight, String type)
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{
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super(weight);
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this.type = type;
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}
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@Override
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public boolean equals(Object target)
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{
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return target instanceof DungeonMob && type.equals(((DungeonMob)target).type);
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}
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}
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static
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{
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addDungeonMob("Skeleton", 100);
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addDungeonMob("Zombie", 200);
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addDungeonMob("Spider", 100);
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}
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}
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