ForgePatch/common/net/minecraftforge/liquids/LiquidStack.java
2013-01-21 21:57:48 -05:00

101 lines
2.7 KiB
Java

package net.minecraftforge.liquids;
import net.minecraft.block.Block;
import net.minecraft.item.Item;
import net.minecraft.item.ItemStack;
import net.minecraft.nbt.NBTTagCompound;
/**
* ItemStack substitute for liquids
* @author SirSengir
*/
public class LiquidStack
{
public int itemID;
public int amount;
public int itemMeta;
private LiquidStack(){}
public LiquidStack(int itemID, int amount) { this(itemID, amount, 0); }
public LiquidStack(Item item, int amount) { this(item.itemID, amount, 0); }
public LiquidStack(Block block, int amount) { this(block.blockID, amount, 0); }
public LiquidStack(int itemID, int amount, int itemDamage)
{
this.itemID = itemID;
this.amount = amount;
this.itemMeta = itemDamage;
}
public NBTTagCompound writeToNBT(NBTTagCompound nbt)
{
nbt.setShort("Id", (short)itemID);
nbt.setInteger("Amount", amount);
nbt.setShort("Meta", (short)itemMeta);
return nbt;
}
public void readFromNBT(NBTTagCompound nbt)
{
itemID = nbt.getShort("Id");
amount = nbt.getInteger("Amount");
itemMeta = nbt.getShort("Meta");
}
/**
* @return A copy of this LiquidStack
*/
public LiquidStack copy()
{
return new LiquidStack(itemID, amount, itemMeta);
}
/**
* @param other
* @return true if this LiquidStack contains the same liquid as the one passed in.
*/
public boolean isLiquidEqual(LiquidStack other)
{
return other != null && itemID == other.itemID && itemMeta == other.itemMeta;
}
/**
* @param other
* @return true if this LiquidStack contains the other liquid (liquids are equal and amount >= other.amount).
*/
public boolean containsLiquid(LiquidStack other)
{
return isLiquidEqual(other) && amount >= other.amount;
}
/**
* @param other ItemStack containing liquids.
* @return true if this LiquidStack contains the same liquid as the one passed in.
*/
public boolean isLiquidEqual(ItemStack other)
{
return other != null && itemID == other.itemID && itemMeta == other.getItemDamage();
}
/**
* @return ItemStack representation of this LiquidStack
*/
public ItemStack asItemStack()
{
return new ItemStack(itemID, 1, itemMeta);
}
/**
* Reads a liquid stack from the passed nbttagcompound and returns it.
*
* @param nbt
* @return the liquid stack
*/
public static LiquidStack loadLiquidStackFromNBT(NBTTagCompound nbt)
{
LiquidStack liquidstack = new LiquidStack();
liquidstack.readFromNBT(nbt);
return liquidstack.itemID == 0 ? null : liquidstack;
}
}