    001package net.minecraft.inventory;
    002
    003import net.minecraft.block.Block;
    004import net.minecraft.entity.player.EntityPlayer;
    005import net.minecraft.entity.player.InventoryPlayer;
    006import net.minecraft.item.ItemStack;
    007import net.minecraft.item.crafting.CraftingManager;
    008import net.minecraft.world.World;
    009
    010public class ContainerWorkbench extends Container
    011{
    012    /** The crafting matrix inventory (3x3). */
    013    public InventoryCrafting craftMatrix = new InventoryCrafting(this, 3, 3);
    014    public IInventory craftResult = new InventoryCraftResult();
    015    private World worldObj;
    016    private int posX;
    017    private int posY;
    018    private int posZ;
    019
    020    public ContainerWorkbench(InventoryPlayer par1InventoryPlayer, World par2World, int par3, int par4, int par5)
    021    {
    022        this.worldObj = par2World;
    023        this.posX = par3;
    024        this.posY = par4;
    025        this.posZ = par5;
    026        this.addSlotToContainer(new SlotCrafting(par1InventoryPlayer.player, this.craftMatrix, this.craftResult, 0, 124, 35));
    027        int var6;
    028        int var7;
    029
    030        for (var6 = 0; var6 < 3; ++var6)
    031        {
    032            for (var7 = 0; var7 < 3; ++var7)
    033            {
    034                this.addSlotToContainer(new Slot(this.craftMatrix, var7 + var6 * 3, 30 + var7 * 18, 17 + var6 * 18));
    035            }
    036        }
    037
    038        for (var6 = 0; var6 < 3; ++var6)
    039        {
    040            for (var7 = 0; var7 < 9; ++var7)
    041            {
    042                this.addSlotToContainer(new Slot(par1InventoryPlayer, var7 + var6 * 9 + 9, 8 + var7 * 18, 84 + var6 * 18));
    043            }
    044        }
    045
    046        for (var6 = 0; var6 < 9; ++var6)
    047        {
    048            this.addSlotToContainer(new Slot(par1InventoryPlayer, var6, 8 + var6 * 18, 142));
    049        }
    050
    051        this.onCraftMatrixChanged(this.craftMatrix);
    052    }
    053
    054    /**
    055     * Callback for when the crafting matrix is changed.
    056     */
    057    public void onCraftMatrixChanged(IInventory par1IInventory)
    058    {
    059        this.craftResult.setInventorySlotContents(0, CraftingManager.getInstance().findMatchingRecipe(this.craftMatrix, this.worldObj));
    060    }
    061
    062    /**
    063     * Callback for when the crafting gui is closed.
    064     */
    065    public void onCraftGuiClosed(EntityPlayer par1EntityPlayer)
    066    {
    067        super.onCraftGuiClosed(par1EntityPlayer);
    068
    069        if (!this.worldObj.isRemote)
    070        {
    071            for (int var2 = 0; var2 < 9; ++var2)
    072            {
    073                ItemStack var3 = this.craftMatrix.getStackInSlotOnClosing(var2);
    074
    075                if (var3 != null)
    076                {
    077                    par1EntityPlayer.dropPlayerItem(var3);
    078                }
    079            }
    080        }
    081    }
    082
    083    public boolean canInteractWith(EntityPlayer par1EntityPlayer)
    084    {
    085        return this.worldObj.getBlockId(this.posX, this.posY, this.posZ) != Block.workbench.blockID ? false : par1EntityPlayer.getDistanceSq((double)this.posX + 0.5D, (double)this.posY + 0.5D, (double)this.posZ + 0.5D) <= 64.0D;
    086    }
    087
    088    /**
    089     * Called when a player shift-clicks on a slot. You must override this or you will crash when someone does that.
    090     */
    091    public ItemStack transferStackInSlot(EntityPlayer par1EntityPlayer, int par2)
    092    {
    093        ItemStack var3 = null;
    094        Slot var4 = (Slot)this.inventorySlots.get(par2);
    095
    096        if (var4 != null && var4.getHasStack())
    097        {
    098            ItemStack var5 = var4.getStack();
    099            var3 = var5.copy();
    100
    101            if (par2 == 0)
    102            {
    103                if (!this.mergeItemStack(var5, 10, 46, true))
    104                {
    105                    return null;
    106                }
    107
    108                var4.onSlotChange(var5, var3);
    109            }
    110            else if (par2 >= 10 && par2 < 37)
    111            {
    112                if (!this.mergeItemStack(var5, 37, 46, false))
    113                {
    114                    return null;
    115                }
    116            }
    117            else if (par2 >= 37 && par2 < 46)
    118            {
    119                if (!this.mergeItemStack(var5, 10, 37, false))
    120                {
    121                    return null;
    122                }
    123            }
    124            else if (!this.mergeItemStack(var5, 10, 46, false))
    125            {
    126                return null;
    127            }
    128
    129            if (var5.stackSize == 0)
    130            {
    131                var4.putStack((ItemStack)null);
    132            }
    133            else
    134            {
    135                var4.onSlotChanged();
    136            }
    137
    138            if (var5.stackSize == var3.stackSize)
    139            {
    140                return null;
    141            }
    142
    143            var4.onPickupFromSlot(par1EntityPlayer, var5);
    144        }
    145
    146        return var3;
    147    }
    148}