Java tutorial
package buildcraftAdditions.tileEntities.varHelpers; import io.netty.buffer.ByteBuf; import net.minecraft.nbt.NBTTagCompound; import net.minecraft.world.World; import net.minecraftforge.common.util.ForgeDirection; import buildcraftAdditions.api.nbt.INBTSaveable; import buildcraftAdditions.api.networking.ISyncObject; import buildcraftAdditions.multiBlocks.MultiBlockPatern; /** * Copyright (c) 2014-2015, AEnterprise * http://buildcraftadditions.wordpress.com/ * Buildcraft Additions is distributed under the terms of GNU GPL v3.0 * Please check the contents of the license located in * http://buildcraftadditions.wordpress.com/wiki/licensing-stuff/ */ public class MultiBlockData implements ISyncObject, INBTSaveable { public int masterX, masterY, masterZ, rotationIndex, oldmasterX, oldmasterY, oldmasterZ; public boolean isMaster, partOfMultiBlock, moved; public MultiBlockPatern patern; public MultiBlockData() { isMaster = false; partOfMultiBlock = false; } public MultiBlockData invalidate() { masterX = 0; masterY = 0; masterZ = 0; isMaster = false; partOfMultiBlock = false; return this; } public void invalidataMultiblock(World world) { patern.destroyMultiblock(world, masterX, masterY, masterZ, rotationIndex); } public MultiBlockData formMultiBlock(int masterX, int masterY, int masterZ, int rotationIndex) { this.masterX = masterX; this.masterY = masterY; this.masterZ = masterZ; partOfMultiBlock = true; this.rotationIndex = rotationIndex; return this; } @Override public void writeToNBT(NBTTagCompound tag) { tag.setInteger("masterX", masterX); tag.setInteger("masterY", masterY); tag.setInteger("masterZ", masterZ); tag.setInteger("rotationIndex", rotationIndex); tag.setBoolean("isMaster", isMaster); tag.setBoolean("partOfMultiBlock", partOfMultiBlock); } @Override public void readFromNBT(NBTTagCompound tag) { masterX = tag.getInteger("masterX"); masterY = tag.getInteger("masterY"); masterZ = tag.getInteger("masterZ"); rotationIndex = tag.getInteger("rotationIndex"); isMaster = tag.getBoolean("isMaster"); partOfMultiBlock = tag.getBoolean("partOfMultiBlock"); } public MultiBlockData setPatern(MultiBlockPatern patern) { this.patern = patern; return this; } public MultiBlockData onMove(ForgeDirection direction) { if (isMaster) { oldmasterX = masterX; oldmasterY = masterY; oldmasterZ = masterZ; masterX += direction.offsetX; masterY += direction.offsetY; masterZ += direction.offsetZ; moved = true; } else { oldmasterX = masterX; oldmasterY = masterY; oldmasterZ = masterZ; moved = true; masterX += direction.offsetX; masterY += direction.offsetY; masterZ += direction.offsetZ; } return this; } public void afterMoveCheck(World world) { if (!patern.isPaternValid(world, masterX, masterY, masterZ, rotationIndex)) { patern.destroyMultiblock(world, masterX, masterY, masterZ, rotationIndex); patern.destroyMultiblock(world, oldmasterX, oldmasterY, oldmasterZ, rotationIndex); } moved = false; } @Override public void writeToByteBuff(ByteBuf buf) { buf.writeBoolean(isMaster); buf.writeBoolean(partOfMultiBlock); buf.writeInt(masterX); buf.writeInt(masterY); buf.writeInt(masterZ); } @Override public void readFromByteBuff(ByteBuf buf) { isMaster = buf.readBoolean(); partOfMultiBlock = buf.readBoolean(); masterX = buf.readInt(); masterY = buf.readInt(); masterZ = buf.readInt(); } }