001 package net.minecraft.src;
002
003 import cpw.mods.fml.common.Side;
004 import cpw.mods.fml.common.asm.SideOnly;
005
006 public class ContainerMerchant extends Container
007 {
008 /** Instance of Merchant. */
009 private IMerchant theMerchant;
010 private InventoryMerchant merchantInventory;
011
012 /** Instance of World. */
013 private final World theWorld;
014
015 public ContainerMerchant(InventoryPlayer par1InventoryPlayer, IMerchant par2IMerchant, World par3World)
016 {
017 this.theMerchant = par2IMerchant;
018 this.theWorld = par3World;
019 this.merchantInventory = new InventoryMerchant(par1InventoryPlayer.player, par2IMerchant);
020 this.addSlotToContainer(new Slot(this.merchantInventory, 0, 36, 53));
021 this.addSlotToContainer(new Slot(this.merchantInventory, 1, 62, 53));
022 this.addSlotToContainer(new SlotMerchantResult(par1InventoryPlayer.player, par2IMerchant, this.merchantInventory, 2, 120, 53));
023 int var4;
024
025 for (var4 = 0; var4 < 3; ++var4)
026 {
027 for (int var5 = 0; var5 < 9; ++var5)
028 {
029 this.addSlotToContainer(new Slot(par1InventoryPlayer, var5 + var4 * 9 + 9, 8 + var5 * 18, 84 + var4 * 18));
030 }
031 }
032
033 for (var4 = 0; var4 < 9; ++var4)
034 {
035 this.addSlotToContainer(new Slot(par1InventoryPlayer, var4, 8 + var4 * 18, 142));
036 }
037 }
038
039 public InventoryMerchant getMerchantInventory()
040 {
041 return this.merchantInventory;
042 }
043
044 public void addCraftingToCrafters(ICrafting par1ICrafting)
045 {
046 super.addCraftingToCrafters(par1ICrafting);
047 }
048
049 /**
050 * Updates crafting matrix; called from onCraftMatrixChanged. Args: none
051 */
052 public void updateCraftingResults()
053 {
054 super.updateCraftingResults();
055 }
056
057 /**
058 * Callback for when the crafting matrix is changed.
059 */
060 public void onCraftMatrixChanged(IInventory par1IInventory)
061 {
062 this.merchantInventory.resetRecipeAndSlots();
063 super.onCraftMatrixChanged(par1IInventory);
064 }
065
066 public void setCurrentRecipeIndex(int par1)
067 {
068 this.merchantInventory.setCurrentRecipeIndex(par1);
069 }
070
071 @SideOnly(Side.CLIENT)
072 public void updateProgressBar(int par1, int par2) {}
073
074 public boolean canInteractWith(EntityPlayer par1EntityPlayer)
075 {
076 return this.theMerchant.getCustomer() == par1EntityPlayer;
077 }
078
079 public ItemStack func_82846_b(EntityPlayer par1EntityPlayer, int par2)
080 {
081 ItemStack var3 = null;
082 Slot var4 = (Slot)this.inventorySlots.get(par2);
083
084 if (var4 != null && var4.getHasStack())
085 {
086 ItemStack var5 = var4.getStack();
087 var3 = var5.copy();
088
089 if (par2 == 2)
090 {
091 if (!this.mergeItemStack(var5, 3, 39, true))
092 {
093 return null;
094 }
095
096 var4.onSlotChange(var5, var3);
097 }
098 else if (par2 != 0 && par2 != 1)
099 {
100 if (par2 >= 3 && par2 < 30)
101 {
102 if (!this.mergeItemStack(var5, 30, 39, false))
103 {
104 return null;
105 }
106 }
107 else if (par2 >= 30 && par2 < 39 && !this.mergeItemStack(var5, 3, 30, false))
108 {
109 return null;
110 }
111 }
112 else if (!this.mergeItemStack(var5, 3, 39, false))
113 {
114 return null;
115 }
116
117 if (var5.stackSize == 0)
118 {
119 var4.putStack((ItemStack)null);
120 }
121 else
122 {
123 var4.onSlotChanged();
124 }
125
126 if (var5.stackSize == var3.stackSize)
127 {
128 return null;
129 }
130
131 var4.func_82870_a(par1EntityPlayer, var5);
132 }
133
134 return var3;
135 }
136
137 /**
138 * Callback for when the crafting gui is closed.
139 */
140 public void onCraftGuiClosed(EntityPlayer par1EntityPlayer)
141 {
142 super.onCraftGuiClosed(par1EntityPlayer);
143 this.theMerchant.setCustomer((EntityPlayer)null);
144 super.onCraftGuiClosed(par1EntityPlayer);
145
146 if (!this.theWorld.isRemote)
147 {
148 ItemStack var2 = this.merchantInventory.getStackInSlotOnClosing(0);
149
150 if (var2 != null)
151 {
152 par1EntityPlayer.dropPlayerItem(var2);
153 }
154
155 var2 = this.merchantInventory.getStackInSlotOnClosing(1);
156
157 if (var2 != null)
158 {
159 par1EntityPlayer.dropPlayerItem(var2);
160 }
161 }
162 }
163 }