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PipeItemsDiamond.java
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PipeItemsDiamond.java
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/**
* Copyright (c) 2011-2015, SpaceToad and the BuildCraft Team
* http://www.mod-buildcraft.com
*
* BuildCraft is distributed under the terms of the Minecraft Mod Public
* License 1.0, or MMPL. Please check the contents of the license located in
* http://www.mod-buildcraft.com/MMPL-1.0.txt
*/
package buildcraft.transport.pipes;
import java.util.Iterator;
import io.netty.buffer.ByteBuf;
import net.minecraft.block.Block;
import net.minecraft.entity.player.EntityPlayer;
import net.minecraft.inventory.IInventory;
import net.minecraft.item.Item;
import net.minecraft.item.ItemStack;
import net.minecraft.nbt.NBTTagCompound;
import cpw.mods.fml.relauncher.Side;
import cpw.mods.fml.relauncher.SideOnly;
import net.minecraftforge.common.util.ForgeDirection;
import buildcraft.BuildCraftTransport;
import buildcraft.api.core.IIconProvider;
import buildcraft.core.GuiIds;
import buildcraft.core.lib.inventory.SimpleInventory;
import buildcraft.core.lib.inventory.StackHelper;
import buildcraft.core.lib.utils.NetworkUtils;
import buildcraft.transport.BlockGenericPipe;
import buildcraft.transport.IDiamondPipe;
import buildcraft.transport.Pipe;
import buildcraft.transport.PipeIconProvider;
import buildcraft.transport.PipeTransportItems;
import buildcraft.transport.pipes.events.PipeEventItem;
import buildcraft.transport.pipes.events.PipeEventPriority;
public class PipeItemsDiamond extends Pipe<PipeTransportItems> implements IDiamondPipe {
private class SimpleFilterInventory extends SimpleInventory {
protected int[] filterCounts = new int[6];
public SimpleFilterInventory(int size, String invName, int invStackLimit) {
super(size, invName, invStackLimit);
}
@Override
public void markDirty() {
super.markDirty();
for (int i = 0; i < 6; i++) {
filterCounts[i] = 0;
for (int j = 0; j < 9; j++) {
if (getStackInSlot(j + (i * 9)) != null) {
filterCounts[i]++;
}
}
}
}
}
private SimpleFilterInventory filters = new SimpleFilterInventory(54, "Filters", 1);
private long usedFilters;
public PipeItemsDiamond(Item item) {
super(new PipeTransportItems(), item);
}
@Override
public IInventory getFilters() {
return filters;
}
@Override
@SideOnly(Side.CLIENT)
public IIconProvider getIconProvider() {
return BuildCraftTransport.instance.pipeIconProvider;
}
@Override
public int getIconIndex(ForgeDirection direction) {
switch (direction) {
case UNKNOWN:
return PipeIconProvider.TYPE.PipeItemsDiamond_Center.ordinal();
case DOWN:
return PipeIconProvider.TYPE.PipeItemsDiamond_Down.ordinal();
case UP:
return PipeIconProvider.TYPE.PipeItemsDiamond_Up.ordinal();
case NORTH:
return PipeIconProvider.TYPE.PipeItemsDiamond_North.ordinal();
case SOUTH:
return PipeIconProvider.TYPE.PipeItemsDiamond_South.ordinal();
case WEST:
return PipeIconProvider.TYPE.PipeItemsDiamond_West.ordinal();
case EAST:
return PipeIconProvider.TYPE.PipeItemsDiamond_East.ordinal();
default:
throw new IllegalArgumentException("direction out of bounds");
}
}
@Override
public int getIconIndexForItem() {
return PipeIconProvider.TYPE.PipeItemsDiamond_Item.ordinal();
}
@Override
public boolean blockActivated(EntityPlayer entityplayer) {
if (entityplayer.getCurrentEquippedItem() != null) {
if (Block.getBlockFromItem(entityplayer.getCurrentEquippedItem().getItem()) instanceof BlockGenericPipe) {
return false;
}
}
if (!container.getWorldObj().isRemote) {
entityplayer.openGui(BuildCraftTransport.instance, GuiIds.PIPE_DIAMOND, container.getWorldObj(), container.xCoord, container.yCoord, container.zCoord);
}
return true;
}
private boolean findDest(PipeEventItem.FindDest event) {
for (ForgeDirection dir : event.destinations) {
if (filters.filterCounts[dir.ordinal()] > 0) {
for (int slot = 0; slot < 9; ++slot) {
int v = dir.ordinal() * 9 + slot;
if ((usedFilters & (1 << v)) != 0) {
continue;
}
ItemStack filter = getFilters().getStackInSlot(v);
if (StackHelper.isMatchingItemOrList(filter, event.item.getItemStack())) {
usedFilters |= 1 << v;
event.destinations.clear();
event.destinations.add(dir);
event.shuffle = false;
return true;
}
}
}
}
return false;
}
@PipeEventPriority(priority = -4194304)
public void eventHandler(PipeEventItem.FindDest event) {
// We're running last and we can safely assume that nothing else
// will change the destination.
// This lets us skip a few logic things.
if (findDest(event)) {
return;
}
if (usedFilters != 0) {
usedFilters = 0;
if (findDest(event)) {
return;
}
}
Iterator<ForgeDirection> i = event.destinations.iterator();
while (i.hasNext()) {
if (filters.filterCounts[i.next().ordinal()] > 0) {
i.remove();
}
}
}
/* SAVING & LOADING */
@Override
public void readFromNBT(NBTTagCompound nbt) {
super.readFromNBT(nbt);
filters.readFromNBT(nbt);
if (nbt.hasKey("usedFilters")) {
usedFilters = nbt.getLong("usedFilters");
}
}
@Override
public void writeToNBT(NBTTagCompound nbt) {
super.writeToNBT(nbt);
filters.writeToNBT(nbt);
nbt.setLong("usedFilters", usedFilters);
}
// ICLIENTSTATE
@Override
public void writeData(ByteBuf data) {
NBTTagCompound nbt = new NBTTagCompound();
writeToNBT(nbt);
NetworkUtils.writeNBT(data, nbt);
}
@Override
public void readData(ByteBuf data) {
NBTTagCompound nbt = NetworkUtils.readNBT(data);
readFromNBT(nbt);
}
}