    001package net.minecraft.world.gen.structure;
    002
    003import java.util.Arrays;
    004import java.util.Iterator;
    005import java.util.List;
    006import java.util.Map;
    007import java.util.Random;
    008import java.util.Map.Entry;
    009import net.minecraft.util.MathHelper;
    010import net.minecraft.world.biome.BiomeGenBase;
    011
    012public class MapGenVillage extends MapGenStructure
    013{
    014    /** A list of all the biomes villages can spawn in. */
    015    public static List villageSpawnBiomes = Arrays.asList(new BiomeGenBase[] {BiomeGenBase.plains, BiomeGenBase.desert});
    016
    017    /** World terrain type, 0 for normal, 1 for flat map */
    018    private int terrainType;
    019    private int field_82665_g;
    020    private int field_82666_h;
    021
    022    public MapGenVillage()
    023    {
    024        this.terrainType = 0;
    025        this.field_82665_g = 32;
    026        this.field_82666_h = 8;
    027    }
    028
    029    public MapGenVillage(Map par1Map)
    030    {
    031        this();
    032        Iterator iterator = par1Map.entrySet().iterator();
    033
    034        while (iterator.hasNext())
    035        {
    036            Entry entry = (Entry)iterator.next();
    037
    038            if (((String)entry.getKey()).equals("size"))
    039            {
    040                this.terrainType = MathHelper.parseIntWithDefaultAndMax((String)entry.getValue(), this.terrainType, 0);
    041            }
    042            else if (((String)entry.getKey()).equals("distance"))
    043            {
    044                this.field_82665_g = MathHelper.parseIntWithDefaultAndMax((String)entry.getValue(), this.field_82665_g, this.field_82666_h + 1);
    045            }
    046        }
    047    }
    048
    049    protected boolean canSpawnStructureAtCoords(int par1, int par2)
    050    {
    051        int k = par1;
    052        int l = par2;
    053
    054        if (par1 < 0)
    055        {
    056            par1 -= this.field_82665_g - 1;
    057        }
    058
    059        if (par2 < 0)
    060        {
    061            par2 -= this.field_82665_g - 1;
    062        }
    063
    064        int i1 = par1 / this.field_82665_g;
    065        int j1 = par2 / this.field_82665_g;
    066        Random random = this.worldObj.setRandomSeed(i1, j1, 10387312);
    067        i1 *= this.field_82665_g;
    068        j1 *= this.field_82665_g;
    069        i1 += random.nextInt(this.field_82665_g - this.field_82666_h);
    070        j1 += random.nextInt(this.field_82665_g - this.field_82666_h);
    071
    072        if (k == i1 && l == j1)
    073        {
    074            boolean flag = this.worldObj.getWorldChunkManager().areBiomesViable(k * 16 + 8, l * 16 + 8, 0, villageSpawnBiomes);
    075
    076            if (flag)
    077            {
    078                return true;
    079            }
    080        }
    081
    082        return false;
    083    }
    084
    085    protected StructureStart getStructureStart(int par1, int par2)
    086    {
    087        return new StructureVillageStart(this.worldObj, this.rand, par1, par2, this.terrainType);
    088    }
    089}