001    package net.minecraft.src;
002    
003    public class ItemEmptyMap extends ItemMapBase
004    {
005        protected ItemEmptyMap(int par1)
006        {
007            super(par1);
008            this.setCreativeTab(CreativeTabs.tabMisc);
009        }
010    
011        /**
012         * Called whenever this item is equipped and the right mouse button is pressed. Args: itemStack, world, entityPlayer
013         */
014        public ItemStack onItemRightClick(ItemStack par1ItemStack, World par2World, EntityPlayer par3EntityPlayer)
015        {
016            ItemStack var4 = new ItemStack(Item.map, 1, par2World.getUniqueDataId("map"));
017            String var5 = "map_" + var4.getItemDamage();
018            MapData var6 = new MapData(var5);
019            par2World.setItemData(var5, var6);
020            var6.scale = 0;
021            int var7 = 128 * (1 << var6.scale);
022            var6.xCenter = (int)(Math.round(par3EntityPlayer.posX / (double)var7) * (long)var7);
023            var6.zCenter = (int)(Math.round(par3EntityPlayer.posZ / (double)var7) * (long)var7);
024            var6.dimension = (byte)par2World.provider.dimensionId;
025            var6.markDirty();
026            --par1ItemStack.stackSize;
027    
028            if (par1ItemStack.stackSize <= 0)
029            {
030                return var4;
031            }
032            else
033            {
034                if (!par3EntityPlayer.inventory.addItemStackToInventory(var4.copy()))
035                {
036                    par3EntityPlayer.dropPlayerItem(var4);
037                }
038    
039                return par1ItemStack;
040            }
041        }
042    }