EntitySnowman.java

package net.minecraft.entity.monster;

import net.minecraft.block.Block;
import net.minecraft.entity.EntityLiving;
import net.minecraft.entity.IRangedAttackMob;
import net.minecraft.entity.ai.EntityAIArrowAttack;
import net.minecraft.entity.ai.EntityAILookIdle;
import net.minecraft.entity.ai.EntityAINearestAttackableTarget;
import net.minecraft.entity.ai.EntityAIWander;
import net.minecraft.entity.ai.EntityAIWatchClosest;
import net.minecraft.entity.player.EntityPlayer;
import net.minecraft.entity.projectile.EntitySnowball;
import net.minecraft.item.Item;
import net.minecraft.util.DamageSource;
import net.minecraft.util.MathHelper;
import net.minecraft.world.World;

public class EntitySnowman extends EntityGolem implements IRangedAttackMob
{
    public EntitySnowman(World par1World)
    {
        super(par1World);
        this.texture = "/mob/snowman.png";
        this.setSize(0.4F, 1.8F);
        this.getNavigator().setAvoidsWater(true);
        this.tasks.addTask(1, new EntityAIArrowAttack(this, 0.25F, 20, 10.0F));
        this.tasks.addTask(2, new EntityAIWander(this, 0.2F));
        this.tasks.addTask(3, new EntityAIWatchClosest(this, EntityPlayer.class, 6.0F));
        this.tasks.addTask(4, new EntityAILookIdle(this));
        this.targetTasks.addTask(1, new EntityAINearestAttackableTarget(this, EntityLiving.class, 16.0F, 0, true, false, IMob.mobSelector));
    }

    /**
     * Returns true if the newer Entity AI code should be run
     */
    public boolean isAIEnabled()
    {
        return true;
    }

    public int getMaxHealth()
    {
        return 4;
    }

    /**
     * Called frequently so the entity can update its state every tick as required. For example, zombies and skeletons
     * use this to react to sunlight and start to burn.
     */
    public void onLivingUpdate()
    {
        super.onLivingUpdate();

        if (this.isWet())
        {
            this.attackEntityFrom(DamageSource.drown, 1);
        }

        int var1 = MathHelper.floor_double(this.posX);
        int var2 = MathHelper.floor_double(this.posZ);

        if (this.worldObj.getBiomeGenForCoords(var1, var2).getFloatTemperature() > 1.0F)
        {
            this.attackEntityFrom(DamageSource.onFire, 1);
        }

        for (var1 = 0; var1 < 4; ++var1)
        {
            var2 = MathHelper.floor_double(this.posX + (double)((float)(var1 % 2 * 2 - 1) * 0.25F));
            int var3 = MathHelper.floor_double(this.posY);
            int var4 = MathHelper.floor_double(this.posZ + (double)((float)(var1 / 2 % 2 * 2 - 1) * 0.25F));

            if (this.worldObj.getBlockId(var2, var3, var4) == 0 && this.worldObj.getBiomeGenForCoords(var2, var4).getFloatTemperature() < 0.8F && Block.snow.canPlaceBlockAt(this.worldObj, var2, var3, var4))
            {
                this.worldObj.setBlockWithNotify(var2, var3, var4, Block.snow.blockID);
            }
        }
    }

    /**
     * Returns the item ID for the item the mob drops on death.
     */
    protected int getDropItemId()
    {
        return Item.snowball.itemID;
    }

    /**
     * Drop 0-2 items of this living's type. @param par1 - Whether this entity has recently been hit by a player. @param
     * par2 - Level of Looting used to kill this mob.
     */
    protected void dropFewItems(boolean par1, int par2)
    {
        int var3 = this.rand.nextInt(16);

        for (int var4 = 0; var4 < var3; ++var4)
        {
            this.dropItem(Item.snowball.itemID, 1);
        }
    }

    /**
     * Attack the specified entity using a ranged attack.
     */
    public void attackEntityWithRangedAttack(EntityLiving par1EntityLiving)
    {
        EntitySnowball var2 = new EntitySnowball(this.worldObj, this);
        double var3 = par1EntityLiving.posX - this.posX;
        double var5 = par1EntityLiving.posY + (double)par1EntityLiving.getEyeHeight() - 1.100000023841858D - var2.posY;
        double var7 = par1EntityLiving.posZ - this.posZ;
        float var9 = MathHelper.sqrt_double(var3 * var3 + var7 * var7) * 0.2F;
        var2.setThrowableHeading(var3, var5 + (double)var9, var7, 1.6F, 12.0F);
        this.playSound("random.bow", 1.0F, 1.0F / (this.getRNG().nextFloat() * 0.4F + 0.8F));
        this.worldObj.spawnEntityInWorld(var2);
    }
}