Mekanism-tilera-Edition/common/calclavia/lib/multiblock/TileEntityMultiBlockPart.java

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package calclavia.lib.multiblock;
import net.minecraft.entity.player.EntityPlayer;
import net.minecraft.nbt.NBTTagCompound;
import net.minecraft.network.INetworkManager;
import net.minecraft.network.packet.Packet;
import net.minecraft.network.packet.Packet250CustomPayload;
import net.minecraft.tileentity.TileEntity;
import net.minecraft.world.World;
import universalelectricity.core.vector.Vector3;
import universalelectricity.prefab.network.IPacketReceiver;
import universalelectricity.prefab.network.PacketManager;
import com.google.common.io.ByteArrayDataInput;
/**
* This is a multiblock to be used for blocks that are bigger than one block.
*
* @author Calclavia
*
*/
public class TileEntityMultiBlockPart extends TileEntity implements IPacketReceiver
{
// The the position of the main block. Relative to this block's position.
private Vector3 mainBlockPosition;
public String channel;
public TileEntityMultiBlockPart()
{
}
public TileEntityMultiBlockPart(String channel)
{
this.channel = channel;
}
public Vector3 getMainBlock()
{
if (this.mainBlockPosition != null)
{
return new Vector3(this).translate(this.mainBlockPosition);
}
return null;
}
public void setMainBlock(Vector3 mainBlock)
{
this.mainBlockPosition = mainBlock.clone().translate(new Vector3(this).invert());
if (!this.worldObj.isRemote)
{
this.worldObj.markBlockForUpdate(this.xCoord, this.yCoord, this.zCoord);
}
}
@Override
public Packet getDescriptionPacket()
{
if (this.mainBlockPosition != null)
{
if (this.channel == null || this.channel == "" && this.getBlockType() instanceof BlockMulti)
{
this.channel = ((BlockMulti) this.getBlockType()).channel;
}
return PacketManager.getPacket(this.channel, this, this.mainBlockPosition.intX(), this.mainBlockPosition.intY(), this.mainBlockPosition.intZ());
}
return null;
}
@Override
public void handlePacketData(INetworkManager network, int packetType, Packet250CustomPayload packet, EntityPlayer player, ByteArrayDataInput dataStream)
{
try
{
this.mainBlockPosition = new Vector3(dataStream.readInt(), dataStream.readInt(), dataStream.readInt());
}
catch (Exception e)
{
e.printStackTrace();
}
}
public void onBlockRemoval(BlockMulti block)
{
if (this.getMainBlock() != null)
{
TileEntity tileEntity = this.getMainBlock().getTileEntity(this.worldObj);
if (tileEntity instanceof IMultiBlock)
{
block.destroyMultiBlockStructure((IMultiBlock) tileEntity);
}
}
}
public boolean onBlockActivated(World par1World, int x, int y, int z, EntityPlayer entityPlayer)
{
if (this.getMainBlock() != null)
{
TileEntity tileEntity = this.getMainBlock().getTileEntity(this.worldObj);
if (tileEntity instanceof IBlockActivate)
{
return ((IBlockActivate) tileEntity).onActivated(entityPlayer);
}
}
return false;
}
/**
* Reads a tile entity from NBT.
*/
@Override
public void readFromNBT(NBTTagCompound nbt)
{
super.readFromNBT(nbt);
if (nbt.hasKey("mainBlockPosition"))
{
this.mainBlockPosition = new Vector3(nbt.getCompoundTag("mainBlockPosition"));
}
this.channel = nbt.getString("channel");
}
/**
* Writes a tile entity to NBT.
*/
@Override
public void writeToNBT(NBTTagCompound nbt)
{
super.writeToNBT(nbt);
if (this.mainBlockPosition != null)
{
nbt.setCompoundTag("mainBlockPosition", this.mainBlockPosition.writeToNBT(new NBTTagCompound()));
}
nbt.setString("channel", this.channel);
}
/**
* Determines if this TileEntity requires update calls.
*
* @return True if you want updateEntity() to be called, false if not
*/
@Override
public boolean canUpdate()
{
return false;
}
}