001    package net.minecraft.item;
002    
003    import net.minecraft.block.Block;
004    import net.minecraft.block.BlockBed;
005    import net.minecraft.creativetab.CreativeTabs;
006    import net.minecraft.entity.player.EntityPlayer;
007    import net.minecraft.util.MathHelper;
008    import net.minecraft.world.World;
009    
010    public class ItemBed extends Item
011    {
012        public ItemBed(int par1)
013        {
014            super(par1);
015            this.setCreativeTab(CreativeTabs.tabDecorations);
016        }
017    
018        /**
019         * Callback for item usage. If the item does something special on right clicking, he will have one of those. Return
020         * True if something happen and false if it don't. This is for ITEMS, not BLOCKS
021         */
022        public boolean onItemUse(ItemStack par1ItemStack, EntityPlayer par2EntityPlayer, World par3World, int par4, int par5, int par6, int par7, float par8, float par9, float par10)
023        {
024            if (par3World.isRemote)
025            {
026                return true;
027            }
028            else if (par7 != 1)
029            {
030                return false;
031            }
032            else
033            {
034                ++par5;
035                BlockBed var11 = (BlockBed)Block.bed;
036                int var12 = MathHelper.floor_double((double)(par2EntityPlayer.rotationYaw * 4.0F / 360.0F) + 0.5D) & 3;
037                byte var13 = 0;
038                byte var14 = 0;
039    
040                if (var12 == 0)
041                {
042                    var14 = 1;
043                }
044    
045                if (var12 == 1)
046                {
047                    var13 = -1;
048                }
049    
050                if (var12 == 2)
051                {
052                    var14 = -1;
053                }
054    
055                if (var12 == 3)
056                {
057                    var13 = 1;
058                }
059    
060                if (par2EntityPlayer.canPlayerEdit(par4, par5, par6, par7, par1ItemStack) && par2EntityPlayer.canPlayerEdit(par4 + var13, par5, par6 + var14, par7, par1ItemStack))
061                {
062                    if (par3World.isAirBlock(par4, par5, par6) && par3World.isAirBlock(par4 + var13, par5, par6 + var14) && par3World.doesBlockHaveSolidTopSurface(par4, par5 - 1, par6) && par3World.doesBlockHaveSolidTopSurface(par4 + var13, par5 - 1, par6 + var14))
063                    {
064                        par3World.setBlockAndMetadataWithNotify(par4, par5, par6, var11.blockID, var12);
065    
066                        if (par3World.getBlockId(par4, par5, par6) == var11.blockID)
067                        {
068                            par3World.setBlockAndMetadataWithNotify(par4 + var13, par5, par6 + var14, var11.blockID, var12 + 8);
069                        }
070    
071                        --par1ItemStack.stackSize;
072                        return true;
073                    }
074                    else
075                    {
076                        return false;
077                    }
078                }
079                else
080                {
081                    return false;
082                }
083            }
084        }
085    }