001package net.minecraft.item;
002
003import cpw.mods.fml.relauncher.Side;
004import cpw.mods.fml.relauncher.SideOnly;
005import net.minecraft.block.Block;
006import net.minecraft.block.BlockHalfSlab;
007import net.minecraft.entity.player.EntityPlayer;
008import net.minecraft.world.World;
009
010public class ItemSlab extends ItemBlock
011{
012    private final boolean isFullBlock;
013
014    /** Instance of BlockHalfSlab. */
015    private final BlockHalfSlab theHalfSlab;
016
017    /** Instance of BlockHalfSlab. */
018    private final BlockHalfSlab theHalfSlab2;
019
020    public ItemSlab(int par1, BlockHalfSlab par2BlockHalfSlab, BlockHalfSlab par3BlockHalfSlab, boolean par4)
021    {
022        super(par1);
023        this.theHalfSlab = par2BlockHalfSlab;
024        this.theHalfSlab2 = par3BlockHalfSlab;
025        this.isFullBlock = par4;
026        this.setMaxDamage(0);
027        this.setHasSubtypes(true);
028    }
029
030    @SideOnly(Side.CLIENT)
031
032    /**
033     * Gets an icon index based on an item's damage value
034     */
035    public int getIconFromDamage(int par1)
036    {
037        return Block.blocksList[this.itemID].getBlockTextureFromSideAndMetadata(2, par1);
038    }
039
040    /**
041     * Returns the metadata of the block which this Item (ItemBlock) can place
042     */
043    public int getMetadata(int par1)
044    {
045        return par1;
046    }
047
048    public String getItemNameIS(ItemStack par1ItemStack)
049    {
050        return this.theHalfSlab.getFullSlabName(par1ItemStack.getItemDamage());
051    }
052
053    /**
054     * Callback for item usage. If the item does something special on right clicking, he will have one of those. Return
055     * True if something happen and false if it don't. This is for ITEMS, not BLOCKS
056     */
057    public boolean onItemUse(ItemStack par1ItemStack, EntityPlayer par2EntityPlayer, World par3World, int par4, int par5, int par6, int par7, float par8, float par9, float par10)
058    {
059        if (this.isFullBlock)
060        {
061            return super.onItemUse(par1ItemStack, par2EntityPlayer, par3World, par4, par5, par6, par7, par8, par9, par10);
062        }
063        else if (par1ItemStack.stackSize == 0)
064        {
065            return false;
066        }
067        else if (!par2EntityPlayer.canPlayerEdit(par4, par5, par6, par7, par1ItemStack))
068        {
069            return false;
070        }
071        else
072        {
073            int var11 = par3World.getBlockId(par4, par5, par6);
074            int var12 = par3World.getBlockMetadata(par4, par5, par6);
075            int var13 = var12 & 7;
076            boolean var14 = (var12 & 8) != 0;
077
078            if ((par7 == 1 && !var14 || par7 == 0 && var14) && var11 == this.theHalfSlab.blockID && var13 == par1ItemStack.getItemDamage())
079            {
080                if (par3World.checkIfAABBIsClear(this.theHalfSlab2.getCollisionBoundingBoxFromPool(par3World, par4, par5, par6)) && par3World.setBlockAndMetadataWithNotify(par4, par5, par6, this.theHalfSlab2.blockID, var13))
081                {
082                    par3World.playSoundEffect((double)((float)par4 + 0.5F), (double)((float)par5 + 0.5F), (double)((float)par6 + 0.5F), this.theHalfSlab2.stepSound.getPlaceSound(), (this.theHalfSlab2.stepSound.getVolume() + 1.0F) / 2.0F, this.theHalfSlab2.stepSound.getPitch() * 0.8F);
083                    --par1ItemStack.stackSize;
084                }
085
086                return true;
087            }
088            else
089            {
090                return this.func_77888_a(par1ItemStack, par2EntityPlayer, par3World, par4, par5, par6, par7) ? true : super.onItemUse(par1ItemStack, par2EntityPlayer, par3World, par4, par5, par6, par7, par8, par9, par10);
091            }
092        }
093    }
094
095    @SideOnly(Side.CLIENT)
096
097    /**
098     * Returns true if the given ItemBlock can be placed on the given side of the given block position.
099     */
100    public boolean canPlaceItemBlockOnSide(World par1World, int par2, int par3, int par4, int par5, EntityPlayer par6EntityPlayer, ItemStack par7ItemStack)
101    {
102        int var8 = par2;
103        int var9 = par3;
104        int var10 = par4;
105        int var11 = par1World.getBlockId(par2, par3, par4);
106        int var12 = par1World.getBlockMetadata(par2, par3, par4);
107        int var13 = var12 & 7;
108        boolean var14 = (var12 & 8) != 0;
109
110        if ((par5 == 1 && !var14 || par5 == 0 && var14) && var11 == this.theHalfSlab.blockID && var13 == par7ItemStack.getItemDamage())
111        {
112            return true;
113        }
114        else
115        {
116            if (par5 == 0)
117            {
118                --par3;
119            }
120
121            if (par5 == 1)
122            {
123                ++par3;
124            }
125
126            if (par5 == 2)
127            {
128                --par4;
129            }
130
131            if (par5 == 3)
132            {
133                ++par4;
134            }
135
136            if (par5 == 4)
137            {
138                --par2;
139            }
140
141            if (par5 == 5)
142            {
143                ++par2;
144            }
145
146            var11 = par1World.getBlockId(par2, par3, par4);
147            var12 = par1World.getBlockMetadata(par2, par3, par4);
148            var13 = var12 & 7;
149            var14 = (var12 & 8) != 0;
150            return var11 == this.theHalfSlab.blockID && var13 == par7ItemStack.getItemDamage() ? true : super.canPlaceItemBlockOnSide(par1World, var8, var9, var10, par5, par6EntityPlayer, par7ItemStack);
151        }
152    }
153
154    private boolean func_77888_a(ItemStack par1ItemStack, EntityPlayer par2EntityPlayer, World par3World, int par4, int par5, int par6, int par7)
155    {
156        if (par7 == 0)
157        {
158            --par5;
159        }
160
161        if (par7 == 1)
162        {
163            ++par5;
164        }
165
166        if (par7 == 2)
167        {
168            --par6;
169        }
170
171        if (par7 == 3)
172        {
173            ++par6;
174        }
175
176        if (par7 == 4)
177        {
178            --par4;
179        }
180
181        if (par7 == 5)
182        {
183            ++par4;
184        }
185
186        int var8 = par3World.getBlockId(par4, par5, par6);
187        int var9 = par3World.getBlockMetadata(par4, par5, par6);
188        int var10 = var9 & 7;
189
190        if (var8 == this.theHalfSlab.blockID && var10 == par1ItemStack.getItemDamage())
191        {
192            if (par3World.checkIfAABBIsClear(this.theHalfSlab2.getCollisionBoundingBoxFromPool(par3World, par4, par5, par6)) && par3World.setBlockAndMetadataWithNotify(par4, par5, par6, this.theHalfSlab2.blockID, var10))
193            {
194                par3World.playSoundEffect((double)((float)par4 + 0.5F), (double)((float)par5 + 0.5F), (double)((float)par6 + 0.5F), this.theHalfSlab2.stepSound.getPlaceSound(), (this.theHalfSlab2.stepSound.getVolume() + 1.0F) / 2.0F, this.theHalfSlab2.stepSound.getPitch() * 0.8F);
195                --par1ItemStack.stackSize;
196            }
197
198            return true;
199        }
200        else
201        {
202            return false;
203        }
204    }
205}