    001package net.minecraft.item;
    002
    003import net.minecraft.block.BlockRail;
    004import net.minecraft.creativetab.CreativeTabs;
    005import net.minecraft.entity.item.EntityMinecart;
    006import net.minecraft.entity.player.EntityPlayer;
    007import net.minecraft.world.World;
    008
    009public class ItemMinecart extends Item
    010{
    011    public int minecartType;
    012
    013    public ItemMinecart(int par1, int par2)
    014    {
    015        super(par1);
    016        this.maxStackSize = 1;
    017        this.minecartType = par2;
    018        this.setCreativeTab(CreativeTabs.tabTransport);
    019    }
    020
    021    /**
    022     * Callback for item usage. If the item does something special on right clicking, he will have one of those. Return
    023     * True if something happen and false if it don't. This is for ITEMS, not BLOCKS
    024     */
    025    public boolean onItemUse(ItemStack par1ItemStack, EntityPlayer par2EntityPlayer, World par3World, int par4, int par5, int par6, int par7, float par8, float par9, float par10)
    026    {
    027        int var11 = par3World.getBlockId(par4, par5, par6);
    028
    029        if (BlockRail.isRailBlock(var11))
    030        {
    031            if (!par3World.isRemote)
    032            {
    033                par3World.spawnEntityInWorld(new EntityMinecart(par3World, (double)((float)par4 + 0.5F), (double)((float)par5 + 0.5F), (double)((float)par6 + 0.5F), this.minecartType));
    034            }
    035
    036            --par1ItemStack.stackSize;
    037            return true;
    038        }
    039        else
    040        {
    041            return false;
    042        }
    043    }
    044}