    001package net.minecraft.item;
    002
    003import net.minecraft.block.Block;
    004import net.minecraft.block.BlockBed;
    005import net.minecraft.creativetab.CreativeTabs;
    006import net.minecraft.entity.player.EntityPlayer;
    007import net.minecraft.util.MathHelper;
    008import net.minecraft.world.World;
    009
    010public 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 blockbed = (BlockBed)Block.bed;
    036            int i1 = MathHelper.floor_double((double)(par2EntityPlayer.rotationYaw * 4.0F / 360.0F) + 0.5D) & 3;
    037            byte b0 = 0;
    038            byte b1 = 0;
    039
    040            if (i1 == 0)
    041            {
    042                b1 = 1;
    043            }
    044
    045            if (i1 == 1)
    046            {
    047                b0 = -1;
    048            }
    049
    050            if (i1 == 2)
    051            {
    052                b1 = -1;
    053            }
    054
    055            if (i1 == 3)
    056            {
    057                b0 = 1;
    058            }
    059
    060            if (par2EntityPlayer.canPlayerEdit(par4, par5, par6, par7, par1ItemStack) && par2EntityPlayer.canPlayerEdit(par4 + b0, par5, par6 + b1, par7, par1ItemStack))
    061            {
    062                if (par3World.isAirBlock(par4, par5, par6) && par3World.isAirBlock(par4 + b0, par5, par6 + b1) && par3World.doesBlockHaveSolidTopSurface(par4, par5 - 1, par6) && par3World.doesBlockHaveSolidTopSurface(par4 + b0, par5 - 1, par6 + b1))
    063                {
    064                    par3World.setBlockAndMetadataWithNotify(par4, par5, par6, blockbed.blockID, i1, 3);
    065
    066                    if (par3World.getBlockId(par4, par5, par6) == blockbed.blockID)
    067                    {
    068                        par3World.setBlockAndMetadataWithNotify(par4 + b0, par5, par6 + b1, blockbed.blockID, i1 + 8, 3);
    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}