001package net.minecraft.item.crafting;
002
003import net.minecraft.inventory.InventoryCrafting;
004import net.minecraft.item.Item;
005import net.minecraft.item.ItemStack;
006import net.minecraft.nbt.NBTTagCompound;
007import net.minecraft.world.World;
008import net.minecraft.world.storage.MapData;
009
010public class RecipesMapExtending extends ShapedRecipes
011{
012    public RecipesMapExtending()
013    {
014        super(3, 3, new ItemStack[] {new ItemStack(Item.paper), new ItemStack(Item.paper), new ItemStack(Item.paper), new ItemStack(Item.paper), new ItemStack(Item.map, 0, 32767), new ItemStack(Item.paper), new ItemStack(Item.paper), new ItemStack(Item.paper), new ItemStack(Item.paper)}, new ItemStack(Item.emptyMap, 0, 0));
015    }
016
017    /**
018     * Used to check if a recipe matches current crafting inventory
019     */
020    public boolean matches(InventoryCrafting par1InventoryCrafting, World par2World)
021    {
022        if (!super.matches(par1InventoryCrafting, par2World))
023        {
024            return false;
025        }
026        else
027        {
028            ItemStack itemstack = null;
029
030            for (int i = 0; i < par1InventoryCrafting.getSizeInventory() && itemstack == null; ++i)
031            {
032                ItemStack itemstack1 = par1InventoryCrafting.getStackInSlot(i);
033
034                if (itemstack1 != null && itemstack1.itemID == Item.map.itemID)
035                {
036                    itemstack = itemstack1;
037                }
038            }
039
040            if (itemstack == null)
041            {
042                return false;
043            }
044            else
045            {
046                MapData mapdata = Item.map.getMapData(itemstack, par2World);
047                return mapdata == null ? false : mapdata.scale < 4;
048            }
049        }
050    }
051
052    /**
053     * Returns an Item that is the result of this recipe
054     */
055    public ItemStack getCraftingResult(InventoryCrafting par1InventoryCrafting)
056    {
057        ItemStack itemstack = null;
058
059        for (int i = 0; i < par1InventoryCrafting.getSizeInventory() && itemstack == null; ++i)
060        {
061            ItemStack itemstack1 = par1InventoryCrafting.getStackInSlot(i);
062
063            if (itemstack1 != null && itemstack1.itemID == Item.map.itemID)
064            {
065                itemstack = itemstack1;
066            }
067        }
068
069        itemstack = itemstack.copy();
070        itemstack.stackSize = 1;
071
072        if (itemstack.getTagCompound() == null)
073        {
074            itemstack.setTagCompound(new NBTTagCompound());
075        }
076
077        itemstack.getTagCompound().setBoolean("map_is_scaling", true);
078        return itemstack;
079    }
080}