net.malisis.switches.tileentity.SwitchTileEntity.java Source code

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Here is the source code for net.malisis.switches.tileentity.SwitchTileEntity.java

Source

/*
 * The MIT License (MIT)
 *
 * Copyright (c) 2014 Ordinastie
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 * THE SOFTWARE.
 */

package net.malisis.switches.tileentity;

import io.netty.buffer.ByteBuf;
import io.netty.buffer.Unpooled;

import java.util.Set;

import net.malisis.switches.PowerManager;
import net.minecraft.block.state.IBlockState;
import net.minecraft.nbt.NBTTagCompound;
import net.minecraft.network.NetworkManager;
import net.minecraft.network.Packet;
import net.minecraft.network.play.server.S35PacketUpdateTileEntity;
import net.minecraft.tileentity.TileEntity;
import net.minecraft.util.AxisAlignedBB;
import net.minecraft.util.BlockPos;
import net.minecraft.world.World;

import com.google.common.collect.Sets;

/**
 * @author Ordinastie
 *
 */
public class SwitchTileEntity extends TileEntity {
    Set<BlockPos> linkedPos = Sets.newHashSet();

    public Set<BlockPos> linkedPositions() {
        return linkedPos;
    }

    public void linkPosition(BlockPos pos) {
        linkedPos.add(pos);
    }

    public boolean unlinkPosition(BlockPos pos) {
        if (!linkedPos.remove(pos))
            return false;

        PowerManager.setPower(getWorld(), pos, 0);
        getWorld().notifyBlockOfStateChange(pos, getBlockType());
        getWorld().notifyNeighborsOfStateChange(pos, getBlockType());

        return true;
    }

    public void setPower(int power) {
        for (BlockPos pos : linkedPos) {
            PowerManager.setPower(getWorld(), pos, power);
            getWorld().notifyBlockOfStateChange(pos, getBlockType());
            getWorld().notifyNeighborsOfStateChange(pos, getBlockType());
        }
    }

    @Override
    public void writeToNBT(NBTTagCompound tag) {
        super.writeToNBT(tag);
        ByteBuf bytes = Unpooled.buffer(linkedPos.size() * 8);
        for (BlockPos pos : linkedPos)
            bytes.writeLong(pos.toLong());
        tag.setByteArray("linkedPos", bytes.array());
    }

    @Override
    public void readFromNBT(NBTTagCompound tag) {
        super.readFromNBT(tag);
        ByteBuf bytes = Unpooled.copiedBuffer(tag.getByteArray("linkedPos"));
        for (int i = 0; i < bytes.capacity() / 8; i++)
            linkedPos.add(BlockPos.fromLong(bytes.readLong()));
    }

    @Override
    public Packet getDescriptionPacket() {
        NBTTagCompound nbt = new NBTTagCompound();
        this.writeToNBT(nbt);
        return new S35PacketUpdateTileEntity(pos, 0, nbt);
    }

    @Override
    public void onDataPacket(NetworkManager net, S35PacketUpdateTileEntity packet) {
        this.readFromNBT(packet.getNbtCompound());
    }

    @Override
    public boolean shouldRefresh(World world, BlockPos pos, IBlockState oldState, IBlockState newSate) {
        return oldState.getBlock() != newSate.getBlock();
    }

    @Override
    public boolean shouldRenderInPass(int pass) {
        return pass == 1;
    }

    @Override
    public AxisAlignedBB getRenderBoundingBox() {
        return INFINITE_EXTENT_AABB;
    }
}