Applied-Energistics-2-tiler.../src/main/java/appeng/block/AEBaseTileBlock.java
yueh 1e20086799 Extracts item comparison from Platform into their own helper. (#2555)
* Extracts item comparison from Platform into their own helper.

Renamed methods to be more more fitting for the actual comparison.
Added documentation about each methods behaviour.
2016-11-04 09:27:52 +01:00

386 lines
10 KiB
Java

/*
* This file is part of Applied Energistics 2.
* Copyright (c) 2013 - 2014, AlgorithmX2, All rights reserved.
*
* Applied Energistics 2 is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* Applied Energistics 2 is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with Applied Energistics 2. If not, see <http://www.gnu.org/licenses/lgpl>.
*/
package appeng.block;
import java.util.ArrayList;
import java.util.List;
import javax.annotation.Nonnull;
import javax.annotation.Nullable;
import com.google.common.collect.Lists;
import net.minecraft.block.Block;
import net.minecraft.block.ITileEntityProvider;
import net.minecraft.block.material.Material;
import net.minecraft.block.state.BlockStateContainer;
import net.minecraft.block.state.IBlockState;
import net.minecraft.entity.EntityLivingBase;
import net.minecraft.entity.player.EntityPlayer;
import net.minecraft.inventory.Container;
import net.minecraft.inventory.IInventory;
import net.minecraft.item.EnumDyeColor;
import net.minecraft.item.ItemStack;
import net.minecraft.nbt.NBTTagCompound;
import net.minecraft.tileentity.TileEntity;
import net.minecraft.util.EnumFacing;
import net.minecraft.util.EnumHand;
import net.minecraft.util.math.BlockPos;
import net.minecraft.world.IBlockAccess;
import net.minecraft.world.World;
import net.minecraftforge.common.property.ExtendedBlockState;
import net.minecraftforge.common.property.IExtendedBlockState;
import net.minecraftforge.common.property.IUnlistedProperty;
import appeng.api.implementations.items.IMemoryCard;
import appeng.api.implementations.items.MemoryCardMessages;
import appeng.api.implementations.tiles.IColorableTile;
import appeng.api.util.AEColor;
import appeng.api.util.IOrientable;
import appeng.block.networking.BlockCableBus;
import appeng.helpers.ICustomCollision;
import appeng.tile.AEBaseTile;
import appeng.tile.networking.TileCableBus;
import appeng.tile.storage.TileSkyChest;
import appeng.util.Platform;
import appeng.util.SettingsFrom;
public abstract class AEBaseTileBlock extends AEBaseBlock implements ITileEntityProvider
{
@Nonnull
private Class<? extends AEBaseTile> tileEntityType;
public AEBaseTileBlock( final Material mat )
{
super( mat );
}
public static final UnlistedDirection FORWARD = new UnlistedDirection( "forward" );
public static final UnlistedDirection UP = new UnlistedDirection( "up" );
@Override
public IBlockState getExtendedState( IBlockState state, IBlockAccess world, BlockPos pos )
{
// A subclass may decide it doesn't want extended block state for whatever reason
if( !( state instanceof IExtendedBlockState ) )
{
return state;
}
AEBaseTile tile = getTileEntity( world, pos );
if( tile == null )
{
return state; // No info available
}
IExtendedBlockState extState = (IExtendedBlockState) state;
return extState.withProperty( FORWARD, tile.getForward() ).withProperty( UP, tile.getUp() );
}
@Override
protected BlockStateContainer createBlockState()
{
return new ExtendedBlockState( this, getAEStates(), new IUnlistedProperty[] {
FORWARD,
UP
} );
}
@Override
public int getMetaFromState( IBlockState state )
{
return 0;
}
protected void setTileEntity( final Class<? extends AEBaseTile> c )
{
this.tileEntityType = c;
this.setInventory( IInventory.class.isAssignableFrom( c ) );
}
@Override
public boolean hasTileEntity( IBlockState state )
{
return hasBlockTileEntity();
}
private boolean hasBlockTileEntity()
{
return this.tileEntityType != null;
}
public Class<? extends AEBaseTile> getTileEntityClass()
{
return this.tileEntityType;
}
@Nullable
public <T extends AEBaseTile> T getTileEntity( final IBlockAccess w, final int x, final int y, final int z )
{
return this.getTileEntity( w, new BlockPos( x, y, z ) );
}
@Nullable
public <T extends AEBaseTile> T getTileEntity( final IBlockAccess w, final BlockPos pos )
{
if( !this.hasBlockTileEntity() )
{
return null;
}
final TileEntity te = w.getTileEntity( pos );
if( this.tileEntityType.isInstance( te ) )
{
return (T) te;
}
return null;
}
@Override
public final TileEntity createNewTileEntity( final World var1, final int var2 )
{
if( this.hasBlockTileEntity() )
{
try
{
return this.tileEntityType.newInstance();
}
catch( final InstantiationException e )
{
throw new IllegalStateException( "Failed to create a new instance of an illegal class " + this.tileEntityType, e );
}
catch( final IllegalAccessException e )
{
throw new IllegalStateException( "Failed to create a new instance of " + this.tileEntityType + ", because lack of permissions", e );
}
}
return null;
}
@Override
public void breakBlock( final World w, final BlockPos pos, final IBlockState state )
{
final AEBaseTile te = this.getTileEntity( w, pos );
if( te != null )
{
final ArrayList<ItemStack> drops = new ArrayList<ItemStack>();
if( te.dropItems() )
{
te.getDrops( w, pos, drops );
}
else
{
te.getNoDrops( w, pos, drops );
}
// Cry ;_; ...
Platform.spawnDrops( w, pos, drops );
}
// super will remove the TE, as it is not an instance of BlockContainer
super.breakBlock( w, pos, state );
}
@Override
public final EnumFacing[] getValidRotations( final World w, final BlockPos pos )
{
final AEBaseTile obj = this.getTileEntity( w, pos );
if( obj != null && obj.canBeRotated() )
{
return EnumFacing.VALUES;
}
return super.getValidRotations( w, pos );
}
@Override
public boolean recolorBlock( final World world, final BlockPos pos, final EnumFacing side, final EnumDyeColor color )
{
final TileEntity te = this.getTileEntity( world, pos );
if( te instanceof IColorableTile )
{
final IColorableTile ct = (IColorableTile) te;
final AEColor c = ct.getColor();
final AEColor newColor = AEColor.values()[color.getMetadata()];
if( c != newColor )
{
ct.recolourBlock( side, newColor, null );
return true;
}
return false;
}
return super.recolorBlock( world, pos, side, color );
}
@Override
public int getComparatorInputOverride( IBlockState state, final World w, final BlockPos pos )
{
final TileEntity te = this.getTileEntity( w, pos );
if( te instanceof IInventory )
{
return Container.calcRedstoneFromInventory( (IInventory) te );
}
return 0;
}
@Override
public boolean eventReceived( final IBlockState state, final World worldIn, final BlockPos pos, final int eventID, final int eventParam )
{
super.eventReceived( state, worldIn, pos, eventID, eventParam );
final TileEntity tileentity = worldIn.getTileEntity( pos );
return tileentity != null ? tileentity.receiveClientEvent( eventID, eventParam ) : false;
}
@Override
public void onBlockPlacedBy( final World w, final BlockPos pos, final IBlockState state, final EntityLivingBase placer, final ItemStack is )
{
if( is.hasDisplayName() )
{
final TileEntity te = this.getTileEntity( w, pos );
if( te instanceof AEBaseTile )
{
( (AEBaseTile) w.getTileEntity( pos ) ).setName( is.getDisplayName() );
}
}
}
@Override
public boolean onBlockActivated( final World w, final BlockPos pos, final IBlockState state, final EntityPlayer player, final EnumHand hand, final @Nullable ItemStack heldItem, final EnumFacing side, final float hitX, final float hitY, final float hitZ )
{
if( player != null && heldItem != null )
{
if( Platform.isWrench( player, heldItem, pos ) && player.isSneaking() )
{
final IBlockState blockState = w.getBlockState( pos );
final Block block = blockState.getBlock();
if( block == null )
{
return false;
}
final AEBaseTile tile = this.getTileEntity( w, pos );
if( tile == null )
{
return false;
}
if( tile instanceof TileCableBus || tile instanceof TileSkyChest )
{
return false;
}
final ItemStack[] itemDropCandidates = Platform.getBlockDrops( w, pos );
final ItemStack op = new ItemStack( this );
for( final ItemStack ol : itemDropCandidates )
{
if( Platform.itemComparisons().isEqualItemType( ol, op ) )
{
final NBTTagCompound tag = tile.downloadSettings( SettingsFrom.DISMANTLE_ITEM );
if( tag != null )
{
ol.setTagCompound( tag );
}
}
}
if( block.removedByPlayer( blockState, w, pos, player, false ) )
{
final List<ItemStack> itemsToDrop = Lists.newArrayList( itemDropCandidates );
Platform.spawnDrops( w, pos, itemsToDrop );
w.setBlockToAir( pos );
}
return false;
}
if( heldItem.getItem() instanceof IMemoryCard && !( this instanceof BlockCableBus ) )
{
final IMemoryCard memoryCard = (IMemoryCard) heldItem.getItem();
final AEBaseTile tileEntity = this.getTileEntity( w, pos );
if( tileEntity == null )
{
return false;
}
final String name = this.getUnlocalizedName();
if( player.isSneaking() )
{
final NBTTagCompound data = tileEntity.downloadSettings( SettingsFrom.MEMORY_CARD );
if( data != null )
{
memoryCard.setMemoryCardContents( heldItem, name, data );
memoryCard.notifyUser( player, MemoryCardMessages.SETTINGS_SAVED );
}
}
else
{
final String savedName = memoryCard.getSettingsName( heldItem );
final NBTTagCompound data = memoryCard.getData( heldItem );
if( this.getUnlocalizedName().equals( savedName ) )
{
tileEntity.uploadSettings( SettingsFrom.MEMORY_CARD, data );
memoryCard.notifyUser( player, MemoryCardMessages.SETTINGS_LOADED );
}
else
{
memoryCard.notifyUser( player, MemoryCardMessages.INVALID_MACHINE );
}
}
return true;
}
}
return this.onActivated( w, pos, player, hand, heldItem, side, hitX, hitY, hitZ );
}
@Override
public IOrientable getOrientable( final IBlockAccess w, final BlockPos pos )
{
return this.getTileEntity( w, pos );
}
@Override
public ICustomCollision getCustomCollision( final World w, final BlockPos pos )
{
final AEBaseTile te = this.getTileEntity( w, pos );
if( te instanceof ICustomCollision )
{
return (ICustomCollision) te;
}
return super.getCustomCollision( w, pos );
}
}