Applied-Energistics-2-tiler.../tile/AEBaseTile.java
2014-01-30 18:50:11 -06:00

349 lines
7.7 KiB
Java

package appeng.tile;
import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.DataInputStream;
import java.io.DataOutputStream;
import java.util.ArrayList;
import java.util.EnumMap;
import java.util.EnumSet;
import java.util.HashMap;
import java.util.LinkedList;
import java.util.List;
import net.minecraft.entity.player.EntityPlayer;
import net.minecraft.inventory.IInventory;
import net.minecraft.item.ItemStack;
import net.minecraft.nbt.NBTTagCompound;
import net.minecraft.network.INetworkManager;
import net.minecraft.network.packet.Packet;
import net.minecraft.network.packet.Packet132TileEntityData;
import net.minecraft.tileentity.TileEntity;
import net.minecraft.world.World;
import net.minecraftforge.common.ForgeDirection;
import appeng.api.util.ICommonTile;
import appeng.api.util.IOrientable;
import appeng.core.AELog;
import appeng.tile.events.AETileEventHandler;
import appeng.tile.events.TileEventType;
import appeng.util.SettingsFrom;
public class AEBaseTile extends TileEntity implements IOrientable, ICommonTile
{
private final EnumMap<TileEventType, List<AETileEventHandler>> handlers = new EnumMap<TileEventType, List<AETileEventHandler>>( TileEventType.class );
private final static HashMap<Class, ItemStack> myItem = new HashMap();
private ForgeDirection forward = ForgeDirection.UNKNOWN;
private ForgeDirection up = ForgeDirection.UNKNOWN;
public boolean dropItems = true;
public int renderFragment = 0;
public TileEntity getTile()
{
return this;
}
static public void registerTileItem(Class c, ItemStack wat)
{
myItem.put( c, wat );
}
protected ItemStack getItemFromTile(Object obj)
{
return myItem.get( obj.getClass() );
}
/**
* isRedstonePowerd has already changed.
*/
public void onRedstoneEvent()
{
}
protected boolean hasHandlerFor(TileEventType type)
{
List<AETileEventHandler> list = handlers.get( type );
return list != null;
}
protected List<AETileEventHandler> getHandlerListFor(TileEventType type)
{
List<AETileEventHandler> list = handlers.get( type );
if ( list == null )
handlers.put( type, list = new LinkedList<AETileEventHandler>() );
return list;
}
protected void addNewHandler(AETileEventHandler handler)
{
EnumSet<TileEventType> types = handler.getSubscribedEvents();
for (TileEventType type : types)
getHandlerListFor( type ).add( handler );
}
@Override
final public boolean canUpdate()
{
return hasHandlerFor( TileEventType.TICK );
}
@Override
final public void updateEntity()
{
for (AETileEventHandler h : getHandlerListFor( TileEventType.TICK ))
h.Tick();
}
@Override
final public void writeToNBT(NBTTagCompound data)
{
super.writeToNBT( data );
if ( canBeRotated() )
{
data.setString( "orientation_forward", forward.name() );
data.setString( "orientation_up", up.name() );
}
for (AETileEventHandler h : getHandlerListFor( TileEventType.WORLD_NBT ))
h.writeToNBT( data );
}
@Override
final public void readFromNBT(NBTTagCompound data)
{
super.readFromNBT( data );
try
{
if ( canBeRotated() )
{
forward = ForgeDirection.valueOf( data.getString( "orientation_forward" ) );
up = ForgeDirection.valueOf( data.getString( "orientation_up" ) );
}
}
catch (IllegalArgumentException iae)
{
}
for (AETileEventHandler h : getHandlerListFor( TileEventType.WORLD_NBT ))
{
h.readFromNBT( data );
}
}
final public void writeToStream(DataOutputStream data)
{
try
{
if ( canBeRotated() )
{
byte orientation = (byte) ((up.ordinal() << 3) | forward.ordinal());
data.writeByte( orientation );
}
for (AETileEventHandler h : getHandlerListFor( TileEventType.NETWORK ))
h.writeToStream( data );
}
catch (Throwable t)
{
t.printStackTrace();
}
}
final public boolean readfromStream(DataInputStream data)
{
boolean output = false;
try
{
if ( canBeRotated() )
{
ForgeDirection old_Forward = forward;
ForgeDirection old_Up = up;
byte orientation = data.readByte();
forward = ForgeDirection.getOrientation( orientation & 0x7 );
up = ForgeDirection.getOrientation( orientation >> 3 );
output = !forward.equals( old_Forward ) || !up.equals( old_Up );
}
renderFragment = 100;
for (AETileEventHandler h : getHandlerListFor( TileEventType.NETWORK ))
if ( h.readFromStream( data ) )
output = true;
if ( (renderFragment & 1) == 1 )
output = true;
renderFragment = 0;
}
catch (Throwable t)
{
t.printStackTrace();
}
return output;
}
/**
* By default all blocks can have orientation, this handles saving, and loading, as well as synchronization.
*
* @return
*/
@Override
public boolean canBeRotated()
{
return true;
}
@Override
public ForgeDirection getForward()
{
return forward;
}
@Override
public ForgeDirection getUp()
{
return up;
}
@Override
public void setOrientation(ForgeDirection inForward, ForgeDirection inUp)
{
forward = inForward;
up = inUp;
markForUpdate();
worldObj.notifyBlocksOfNeighborChange( xCoord, yCoord, zCoord, 0 );
}
public void onPlacement(ItemStack stack, EntityPlayer player, int side)
{
if ( stack.hasTagCompound() )
{
uploadSettings( SettingsFrom.DISMANTLE_ITEM, stack.getTagCompound() );
}
}
@Override
public Packet getDescriptionPacket()
{
NBTTagCompound data = new NBTTagCompound();
ByteArrayOutputStream bytes = new ByteArrayOutputStream();
DataOutputStream stream = new DataOutputStream( bytes );
try
{
writeToStream( stream );
if ( bytes.size() == 0 )
return null;
}
catch (Throwable t)
{
AELog.error( t );
}
data.setByteArray( "X", bytes.toByteArray() );
return new Packet132TileEntityData( xCoord, yCoord, zCoord, 64, data );
}
@Override
public void onDataPacket(INetworkManager net, Packet132TileEntityData pkt)
{
if ( pkt.actionType == 64 )
{
DataInputStream stream = new DataInputStream( new ByteArrayInputStream( pkt.data.getByteArray( "X" ) ) );
if ( readfromStream( stream ) )
markForUpdate();
}
}
public void markForUpdate()
{
if ( renderFragment > 0 )
renderFragment = renderFragment | 1;
else
{
if ( worldObj != null )
worldObj.markBlockForUpdate( xCoord, yCoord, zCoord );
}
}
/**
* returns the contents of the tile entity, into the world, defaults to dropping everything in the inventory.
*
* @param w
* @param x
* @param y
* @param z
* @param drops
*/
@Override
public void getDrops(World w, int x, int y, int z, ArrayList<ItemStack> drops)
{
if ( this instanceof IInventory )
{
IInventory inv = (IInventory) this;
for (int l = 0; l < inv.getSizeInventory(); l++)
{
ItemStack is = inv.getStackInSlot( l );
if ( is != null )
{
drops.add( is );
inv.setInventorySlotContents( l, (ItemStack) null );
}
}
}
}
public void onReady()
{
}
/**
* depending on the from, diffrent settings will be accepted, don't call this with null
*
* @param from
* @param compound
*/
public void uploadSettings(SettingsFrom from, NBTTagCompound compound)
{
}
/**
* null means nothing to store...
*
* @param from
* @return
*/
public NBTTagCompound downloadSettings(SettingsFrom from)
{
return null;
}
public void securityBreak()
{
worldObj.destroyBlock( xCoord, yCoord, zCoord, true );
dropItems = false;
}
public void saveChanges()
{
super.onInventoryChanged();
}
}