FrostBreath.java

package minefantasy.mf2.entity.mob;

import minefantasy.mf2.config.ConfigMobs;
import minefantasy.mf2.entity.EntityDragonBreath;
import net.minecraft.block.Block;
import net.minecraft.entity.Entity;
import net.minecraft.entity.EntityLivingBase;
import net.minecraft.init.Blocks;
import net.minecraft.potion.Potion;
import net.minecraft.potion.PotionEffect;
import net.minecraft.util.DamageSource;
import net.minecraft.util.EntityDamageSourceIndirect;
import net.minecraft.world.World;
import net.minecraftforge.common.util.ForgeDirection;
import cpw.mods.fml.relauncher.Side;
import cpw.mods.fml.relauncher.SideOnly;

public class FrostBreath extends DragonBreath 
{

	public FrostBreath(String name)
	{
		super(name);
	}

	@Override
	public DamageSource getDamageSource(EntityDragonBreath breath, EntityLivingBase shooter)
	{
		return shooter == null ? new DamageSource("frostblastBase") : (new EntityDamageSourceIndirect("frostblast", breath, shooter));
	}

	@Override
	@SideOnly(Side.CLIENT)
	public String getTexture(EntityDragonBreath instance)
	{
		return "textures/projectile/dragonbreath_frost";
	}
	
	public void onHitEntity(Entity target, EntityDragonBreath instance)
	{
		super.onHitEntity(target, instance);
		if(target instanceof EntityLivingBase)
		{
			((EntityLivingBase)target).addPotionEffect(new PotionEffect(Potion.moveSlowdown.id, 100, 2));
		}
	}
	
	@Override
	public float modifyDamage(float dam)
	{
		return dam;
	}
	
	@Override
	public void hitBlock(World world, EntityDragonBreath instance, int x, int y, int z, boolean impact) 
	{
		Block hit = world.getBlock(x, y, z);
		if(!world.isRemote && (impact || instance.rand.nextInt(20) == 0))
		{
			if(ConfigMobs.dragonGriefGeneral && world.isAirBlock(x, y+1, z))
			{
				if(hit.isSideSolid(world, x, y, z, ForgeDirection.UP))
				{
					world.setBlock(x, y+1, z, Blocks.snow_layer);
				}
				
				if(!world.getGameRules().getGameRuleBooleanValue("mobGriefing"))return;
				if(hit == Blocks.water || hit == Blocks.flowing_water)
				{
					world.setBlock(x, y, z, Blocks.ice);
				}
				if(hit == Blocks.water || hit == Blocks.lava)
				{
					world.setBlock(x, y, z, Blocks.obsidian);
				}
				if(hit == Blocks.water || hit == Blocks.flowing_lava)
				{
					world.setBlock(x, y, z, Blocks.cobblestone);
				}
			}
		}
	}
}