    001package net.minecraft.item;
    002
    003import net.minecraft.block.Block;
    004import net.minecraft.creativetab.CreativeTabs;
    005import net.minecraft.entity.player.EntityPlayer;
    006import net.minecraft.world.World;
    007
    008public class ItemFireball extends Item
    009{
    010    public ItemFireball(int par1)
    011    {
    012        super(par1);
    013        this.setCreativeTab(CreativeTabs.tabMisc);
    014    }
    015
    016    /**
    017     * Callback for item usage. If the item does something special on right clicking, he will have one of those. Return
    018     * True if something happen and false if it don't. This is for ITEMS, not BLOCKS
    019     */
    020    public boolean onItemUse(ItemStack par1ItemStack, EntityPlayer par2EntityPlayer, World par3World, int par4, int par5, int par6, int par7, float par8, float par9, float par10)
    021    {
    022        if (par3World.isRemote)
    023        {
    024            return true;
    025        }
    026        else
    027        {
    028            if (par7 == 0)
    029            {
    030                --par5;
    031            }
    032
    033            if (par7 == 1)
    034            {
    035                ++par5;
    036            }
    037
    038            if (par7 == 2)
    039            {
    040                --par6;
    041            }
    042
    043            if (par7 == 3)
    044            {
    045                ++par6;
    046            }
    047
    048            if (par7 == 4)
    049            {
    050                --par4;
    051            }
    052
    053            if (par7 == 5)
    054            {
    055                ++par4;
    056            }
    057
    058            if (!par2EntityPlayer.canPlayerEdit(par4, par5, par6, par7, par1ItemStack))
    059            {
    060                return false;
    061            }
    062            else
    063            {
    064                int i1 = par3World.getBlockId(par4, par5, par6);
    065
    066                if (i1 == 0)
    067                {
    068                    par3World.playSoundEffect((double)par4 + 0.5D, (double)par5 + 0.5D, (double)par6 + 0.5D, "fire.ignite", 1.0F, itemRand.nextFloat() * 0.4F + 0.8F);
    069                    par3World.setBlock(par4, par5, par6, Block.fire.blockID);
    070                }
    071
    072                if (!par2EntityPlayer.capabilities.isCreativeMode)
    073                {
    074                    --par1ItemStack.stackSize;
    075                }
    076
    077                return true;
    078            }
    079        }
    080    }
    081}