+ More work on the Trade Table.

2 files changed, 390 insertions, 0 deletions

diff --git a/src/Java/gtPlusPlus/core/inventories/tradetable/InventoryTradeMain.java b/src/Java/gtPlusPlus/core/inventories/tradetable/InventoryTradeMain.java
new file mode 100644
index 0000000000..7b125edcb0
--- /dev/null
+++ b/src/Java/gtPlusPlus/core/inventories/tradetable/InventoryTradeMain.java
@@ -0,0 +1,202 @@
+package gtPlusPlus.core.inventories.tradetable;
+
+import gtPlusPlus.core.util.Utils;
+import net.minecraft.entity.player.EntityPlayer;
+import net.minecraft.inventory.IInventory;
+import net.minecraft.item.ItemStack;
+import net.minecraft.nbt.NBTTagCompound;
+import net.minecraft.nbt.NBTTagList;
+
+public class InventoryTradeMain implements IInventory{
+
+	private final String name = "Inventory Grid";
+
+	/** Defining your inventory size this way is handy */
+	public static final int INV_SIZE = 9;
+
+	/** Inventory's size must be same as number of slots you add to the Container class */
+	private ItemStack[] inventory = new ItemStack[INV_SIZE];
+
+	/**
+	 * @param itemstack - the ItemStack to which this inventory belongs
+	 */
+	public InventoryTradeMain()
+	{
+
+	}
+
+	public void readFromNBT(final NBTTagCompound nbt)
+	{
+		final NBTTagList list = nbt.getTagList("Items", 10);
+		this.inventory = new ItemStack[INV_SIZE];
+		for(int i = 0;i<list.tagCount();i++)
+		{
+			final NBTTagCompound data = list.getCompoundTagAt(i);
+			final int slot = data.getInteger("Slot");
+			if((slot >= 0) && (slot < INV_SIZE))
+			{
+				this.inventory[slot] = ItemStack.loadItemStackFromNBT(data);
+			}
+		}
+	}
+
+	public void writeToNBT(final NBTTagCompound nbt)
+	{
+		final NBTTagList list = new NBTTagList();
+		for(int i = 0;i<INV_SIZE;i++)
+		{
+			final ItemStack stack = this.inventory[i];
+			if(stack != null)
+			{
+				final NBTTagCompound data = new NBTTagCompound();
+				stack.writeToNBT(data);
+				data.setInteger("Slot", i);
+				list.appendTag(data);
+			}
+		}
+		nbt.setTag("Items", list);
+	}
+
+	@Override
+	public int getSizeInventory()
+	{
+		return this.inventory.length;
+	}
+
+	public ItemStack[] getInventory(){
+		return this.inventory;
+	}
+
+	@Override
+	public ItemStack getStackInSlot(final int slot)
+	{
+		//Utils.LOG_INFO("getStackInSlot["+slot+"]");
+		try {
+		if (slot>= this.inventory.length){
+			//Utils.LOG_INFO("Returning invalid slot item.");
+			return null;
+		}
+		return this.inventory[slot];
+		} catch (Throwable t){
+			t.printStackTrace();
+			return null;
+		}
+	}
+
+	@Override
+	public ItemStack decrStackSize(final int slot, final int amount)
+	{
+		ItemStack stack = this.getStackInSlot(slot);
+		if(stack != null)
+		{
+			if(stack.stackSize > amount)
+			{
+				stack = stack.splitStack(amount);
+				// Don't forget this line or your inventory will not be saved!
+				this.markDirty();
+			}
+			else
+			{
+				// this method also calls markDirty, so we don't need to call it again
+				this.setInventorySlotContents(slot, null);
+			}
+		}
+		return stack;
+	}
+
+	@Override
+	public ItemStack getStackInSlotOnClosing(final int slot)
+	{
+		final ItemStack stack = this.getStackInSlot(slot);
+		this.setInventorySlotContents(slot, null);
+		return stack;
+	}
+
+	@Override
+	public void setInventorySlotContents(final int slot, final ItemStack stack)
+	{
+		if (slot >= this.inventory.length){
+			return;
+		}
+		this.inventory[slot] = stack;
+
+		if ((stack != null) && (stack.stackSize > this.getInventoryStackLimit()))
+		{
+			stack.stackSize = this.getInventoryStackLimit();
+		}
+
+		// Don't forget this line or your inventory will not be saved!
+		this.markDirty();
+	}
+
+	// 1.7.2+ renamed to getInventoryName
+	@Override
+	public String getInventoryName()
+	{
+		return this.name;
+	}
+
+	// 1.7.2+ renamed to hasCustomInventoryName
+	@Override
+	public boolean hasCustomInventoryName()
+	{
+		return this.name.length() > 0;
+	}
+
+	@Override
+	public int getInventoryStackLimit()
+	{
+		return 64;
+	}
+
+	/**
+	 * This is the method that will handle saving the inventory contents, as it is called (or should be called!)
+	 * anytime the inventory changes. Perfect. Much better than using onUpdate in an Item, as this will also
+	 * let you change things in your inventory without ever opening a Gui, if you want.
+	 */
+	// 1.7.2+ renamed to markDirty
+	@Override
+	public void markDirty()
+	{
+		for (int i = 0; i < this.getSizeInventory(); ++i)
+		{
+			final ItemStack temp = this.getStackInSlot(i);
+			if (temp != null){
+				//Utils.LOG_INFO("Slot "+i+" contains "+temp.getDisplayName()+" x"+temp.stackSize);
+			}
+
+			if ((temp != null) && (temp.stackSize == 0)) {
+				this.inventory[i] = null;
+			}
+		}
+	}
+
+	@Override
+	public boolean isUseableByPlayer(final EntityPlayer entityplayer)
+	{
+		return true;
+	}
+
+	// 1.7.2+ renamed to openInventory(EntityPlayer player)
+	@Override
+	public void openInventory() {}
+
+	// 1.7.2+ renamed to closeInventory(EntityPlayer player)
+	@Override
+	public void closeInventory() {}
+
+	/**
+	 * This method doesn't seem to do what it claims to do, as
+	 * items can still be left-clicked and placed in the inventory
+	 * even when this returns false
+	 */
+	@Override
+	public boolean isItemValidForSlot(final int slot, final ItemStack itemstack)
+	{
+		// Don't want to be able to store the inventory item within itself
+		// Bad things will happen, like losing your inventory
+		// Actually, this needs a custom Slot to work
+		return true;
+	}
+
+}
\ No newline at end of file
diff --git a/src/Java/gtPlusPlus/core/inventories/tradetable/InventoryTradeOutput.java b/src/Java/gtPlusPlus/core/inventories/tradetable/InventoryTradeOutput.java
new file mode 100644
index 0000000000..fb4329e11a
--- /dev/null
+++ b/src/Java/gtPlusPlus/core/inventories/tradetable/InventoryTradeOutput.java
@@ -0,0 +1,188 @@
+package gtPlusPlus.core.inventories.tradetable;
+
+import net.minecraft.entity.player.EntityPlayer;
+import net.minecraft.inventory.IInventory;
+import net.minecraft.item.ItemStack;
+import net.minecraft.nbt.NBTTagCompound;
+import net.minecraft.nbt.NBTTagList;
+
+public class InventoryTradeOutput implements IInventory{
+
+	private final String name = "Inventory Output";
+
+	/** Defining your inventory size this way is handy */
+	public static final int INV_SIZE = 2;
+
+	/** Inventory's size must be same as number of slots you add to the Container class */
+	private ItemStack[] inventory = new ItemStack[INV_SIZE];
+
+	/**
+	 * @param itemstack - the ItemStack to which this inventory belongs
+	 */
+	public InventoryTradeOutput()
+	{
+
+	}
+
+	public void readFromNBT(final NBTTagCompound nbt)
+	{
+		final NBTTagList list = nbt.getTagList("Items", 10);
+		this.inventory = new ItemStack[INV_SIZE];
+		for(int i = 0;i<list.tagCount();i++)
+		{
+			final NBTTagCompound data = list.getCompoundTagAt(i);
+			final int slot = data.getInteger("Slot");
+			if((slot >= 0) && (slot < INV_SIZE))
+			{
+				this.inventory[slot] = ItemStack.loadItemStackFromNBT(data);
+			}
+		}
+	}
+
+	public void writeToNBT(final NBTTagCompound nbt)
+	{
+		final NBTTagList list = new NBTTagList();
+		for(int i = 0;i<INV_SIZE;i++)
+		{
+			final ItemStack stack = this.inventory[i];
+			if(stack != null)
+			{
+				final NBTTagCompound data = new NBTTagCompound();
+				stack.writeToNBT(data);
+				data.setInteger("Slot", i);
+				list.appendTag(data);
+			}
+		}
+		nbt.setTag("Items", list);
+	}
+
+	@Override
+	public int getSizeInventory()
+	{
+		return this.inventory.length;
+	}
+
+	public ItemStack[] getInventory(){
+		return this.inventory;
+	}
+
+	@Override
+	public ItemStack getStackInSlot(final int slot)
+	{
+		return this.inventory[slot];
+	}
+
+	@Override
+	public ItemStack decrStackSize(final int slot, final int amount)
+	{
+		ItemStack stack = this.getStackInSlot(slot);
+		if(stack != null)
+		{
+			if(stack.stackSize > amount)
+			{
+				stack = stack.splitStack(amount);
+				// Don't forget this line or your inventory will not be saved!
+				this.markDirty();
+			}
+			else
+			{
+				// this method also calls markDirty, so we don't need to call it again
+				this.setInventorySlotContents(slot, null);
+			}
+		}
+		return stack;
+	}
+
+	@Override
+	public ItemStack getStackInSlotOnClosing(final int slot)
+	{
+		final ItemStack stack = this.getStackInSlot(slot);
+		this.setInventorySlotContents(slot, null);
+		return stack;
+	}
+
+	@Override
+	public void setInventorySlotContents(final int slot, final ItemStack stack)
+	{
+		this.inventory[slot] = stack;
+
+		if ((stack != null) && (stack.stackSize > this.getInventoryStackLimit()))
+		{
+			stack.stackSize = this.getInventoryStackLimit();
+		}
+
+		// Don't forget this line or your inventory will not be saved!
+		this.markDirty();
+	}
+
+	// 1.7.2+ renamed to getInventoryName
+	@Override
+	public String getInventoryName()
+	{
+		return this.name;
+	}
+
+	// 1.7.2+ renamed to hasCustomInventoryName
+	@Override
+	public boolean hasCustomInventoryName()
+	{
+		return this.name.length() > 0;
+	}
+
+	@Override
+	public int getInventoryStackLimit()
+	{
+		return 64;
+	}
+
+	/**
+	 * This is the method that will handle saving the inventory contents, as it is called (or should be called!)
+	 * anytime the inventory changes. Perfect. Much better than using onUpdate in an Item, as this will also
+	 * let you change things in your inventory without ever opening a Gui, if you want.
+	 */
+	// 1.7.2+ renamed to markDirty
+	@Override
+	public void markDirty()
+	{
+		for (int i = 0; i < this.getSizeInventory(); ++i)
+		{
+			final ItemStack temp = this.getStackInSlot(i);
+			if (temp != null){
+				//Utils.LOG_INFO("Slot "+i+" contains "+temp.getDisplayName()+" x"+temp.stackSize);
+			}
+
+			if ((temp != null) && (temp.stackSize == 0)) {
+				this.inventory[i] = null;
+			}
+		}
+	}
+
+	@Override
+	public boolean isUseableByPlayer(final EntityPlayer entityplayer)
+	{
+		return true;
+	}
+
+	// 1.7.2+ renamed to openInventory(EntityPlayer player)
+	@Override
+	public void openInventory() {}
+
+	// 1.7.2+ renamed to closeInventory(EntityPlayer player)
+	@Override
+	public void closeInventory() {}
+
+	/**
+	 * This method doesn't seem to do what it claims to do, as
+	 * items can still be left-clicked and placed in the inventory
+	 * even when this returns false
+	 */
+	@Override
+	public boolean isItemValidForSlot(final int slot, final ItemStack itemstack)
+	{
+		// Don't want to be able to store the inventory item within itself
+		// Bad things will happen, like losing your inventory
+		// Actually, this needs a custom Slot to work
+		return true;
+	}
+
+}
\ No newline at end of file