ForgePatch/common/net/minecraftforge/liquids/LiquidStack.java

110 lines
2.6 KiB
Java
Raw Normal View History

package net.minecraftforge.liquids;
import net.minecraft.src.Block;
import net.minecraft.src.Item;
import net.minecraft.src.ItemStack;
import net.minecraft.src.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.shiftedIndex, 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 nbttagcompound) {
nbttagcompound.setShort("Id", (short) itemID);
nbttagcompound.setInteger("Amount", amount);
nbttagcompound.setShort("Meta", (short) itemMeta);
return nbttagcompound;
}
public void readFromNBT(NBTTagCompound nbttagcompound) {
itemID = nbttagcompound.getShort("Id");
amount = nbttagcompound.getInteger("Amount");
itemMeta = nbttagcompound.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) {
if(other == null)
return false;
return 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) {
if(!isLiquidEqual(other))
return false;
return 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) {
if(other == null)
return false;
return 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 nbttagcompound
* @return
*/
public static LiquidStack loadLiquidStackFromNBT(NBTTagCompound nbttagcompound) {
LiquidStack liquidstack = new LiquidStack();
liquidstack.readFromNBT(nbttagcompound);
return liquidstack.itemID == 0 ? null : liquidstack;
}
}