ItemGrenade.java

package com.arkcraft.module.weapon.common.item;

import com.arkcraft.module.weapon.common.entity.EntityGrenade;

import net.minecraft.entity.player.EntityPlayer;
import net.minecraft.item.EnumAction;
import net.minecraft.item.Item;
import net.minecraft.item.ItemStack;
import net.minecraft.world.World;

public class ItemGrenade extends Item
{

    public ItemGrenade()
    {
        super();
    }

    @Override
    public void onPlayerStoppedUsing(ItemStack itemstack, World world, EntityPlayer entityplayer, int i)
    {
        if (!entityplayer.inventory.hasItem(this))
        {
            return;
        }

        int j = getMaxItemUseDuration(itemstack) - i;
        float f = j / 20F;
        f = (f * f + f * 2.0F) / 3F;
        if (f < 0.1F)
        {
            return;
        }
        if (f > 1.0F)
        {
            f = 1.0F;
        }

        if (entityplayer.capabilities.isCreativeMode || entityplayer.inventory.consumeInventoryItem(this))
        {
            world.playSoundAtEntity(entityplayer, "random.bow", 1.0F, 1.0F / (itemRand.nextFloat() * 0.4F + 0.8F));
            if (!world.isRemote)
            {
                EntityGrenade entiyGrenade = new EntityGrenade(world, entityplayer);
                world.spawnEntityInWorld(entiyGrenade);
            }
        }
    }

    @Override
    public EnumAction getItemUseAction(ItemStack itemstack)
    {
        return EnumAction.BOW;
    }

    @Override
    public int getMaxItemUseDuration(ItemStack stack)
    {
        return 0x11940;
    }

    @Override
    public ItemStack onItemRightClick(ItemStack itemstack, World world, EntityPlayer entityplayer)
    {
        if (entityplayer.inventory.hasItem(this))
        {
            entityplayer.setItemInUse(itemstack, getMaxItemUseDuration(itemstack));
        }
        return itemstack;
    }

}