Applied-Energistics-2-tilera-Edition/src/main/java/appeng/block/AEBaseItemBlock.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.List;

import net.minecraft.block.Block;
import net.minecraft.block.state.IBlockState;
import net.minecraft.entity.player.EntityPlayer;
import net.minecraft.item.ItemBlock;
import net.minecraft.item.ItemStack;
import net.minecraft.util.BlockPos;
import net.minecraft.util.EnumFacing;
import net.minecraft.util.MathHelper;
import net.minecraft.world.World;
import net.minecraftforge.fml.relauncher.Side;
import net.minecraftforge.fml.relauncher.SideOnly;

import appeng.api.util.IOrientable;
import appeng.api.util.IOrientableBlock;
import appeng.block.misc.BlockLightDetector;
import appeng.block.misc.BlockSkyCompass;
import appeng.block.networking.BlockWireless;
import appeng.me.helpers.IGridProxyable;
import appeng.tile.AEBaseTile;


public class AEBaseItemBlock extends ItemBlock
{

	private final AEBaseBlock blockType;

	public AEBaseItemBlock( final Block id )
	{
		super( id );
		this.blockType = (AEBaseBlock) id;
		this.hasSubtypes = this.blockType.hasSubtypes();
	}

	@Override
	public int getMetadata( final int dmg )
	{
		if( this.hasSubtypes )
		{
			return dmg;
		}
		return 0;
	}

	@Override
	@SideOnly( Side.CLIENT )
	@SuppressWarnings( "unchecked" )
	public final void addInformation( final ItemStack itemStack, final EntityPlayer player, final List toolTip, final boolean advancedTooltips )
	{
		this.addCheckedInformation( itemStack, player, toolTip, advancedTooltips );
	}

	@SideOnly( Side.CLIENT )
	public void addCheckedInformation( final ItemStack itemStack, final EntityPlayer player, final List<String> toolTip, final boolean advancedToolTips )
	{
		this.blockType.addInformation( itemStack, player, toolTip, advancedToolTips );
	}

	@Override
	public boolean isBookEnchantable( final ItemStack itemstack1, final ItemStack itemstack2 )
	{
		return false;
	}

	@Override
	public String getUnlocalizedName( final ItemStack is )
	{
		return this.blockType.getUnlocalizedName( is );
	}

	@Override
	public boolean placeBlockAt(
			final ItemStack stack,
			final EntityPlayer player,
			final World w,
			final BlockPos pos,
			final EnumFacing side,
			final float hitX,
			final float hitY,
			final float hitZ,
			final IBlockState newState )
	{
		EnumFacing up = null;
		EnumFacing forward = null;

		if( this.blockType instanceof AEBaseTileBlock )
		{
			if( this.blockType instanceof BlockLightDetector )
			{
				up = side;
				if( up == EnumFacing.UP || up == EnumFacing.DOWN )
				{
					forward = EnumFacing.SOUTH;
				}
				else
				{
					forward = EnumFacing.UP;
				}
			}
			else if( this.blockType instanceof BlockWireless || this.blockType instanceof BlockSkyCompass )
			{
				forward = side;
				if( forward == EnumFacing.UP || forward == EnumFacing.DOWN )
				{
					up = EnumFacing.SOUTH;
				}
				else
				{
					up = EnumFacing.UP;
				}
			}
			else
			{
				up = EnumFacing.UP;

				final byte rotation = (byte) ( MathHelper.floor_double( ( player.rotationYaw * 4F ) / 360F + 2.5D ) & 3 );

				switch( rotation )
				{
					default:
					case 0:
						forward = EnumFacing.SOUTH;
						break;
					case 1:
						forward = EnumFacing.WEST;
						break;
					case 2:
						forward = EnumFacing.NORTH;
						break;
					case 3:
						forward = EnumFacing.EAST;
						break;
				}

				if( player.rotationPitch > 65 )
				{
					up = forward.getOpposite();
					forward = EnumFacing.UP;
				}
				else if( player.rotationPitch < -65 )
				{
					up = forward.getOpposite();
					forward = EnumFacing.DOWN;
				}
			}
		}

		IOrientable ori = null;
		if( this.blockType instanceof IOrientableBlock )
		{
			ori = ( (IOrientableBlock) this.blockType ).getOrientable( w, pos );
			up = side;
			forward = EnumFacing.SOUTH;
			if( up.getFrontOffsetY() == 0 )
			{
				forward = EnumFacing.UP;
			}
		}

		if( !this.blockType.isValidOrientation( w, pos, forward, up ) )
		{
			return false;
		}

		if( super.placeBlockAt( stack, player, w, pos, side, hitX, hitY, hitZ, newState ) )
		{
			if( this.blockType instanceof AEBaseTileBlock && !( this.blockType instanceof BlockLightDetector ) )
			{
				final AEBaseTile tile = ( (AEBaseTileBlock) this.blockType ).getTileEntity( w, pos );
				ori = tile;

				if( tile == null )
				{
					return true;
				}

				if( ori.canBeRotated() && !this.blockType.hasCustomRotation() )
				{
					if( ori.getForward() == null || ori.getUp() == null )
					{
						ori.setOrientation( forward, up );
					}
				}

				if( tile instanceof IGridProxyable )
				{
					( (IGridProxyable) tile ).getProxy().setOwner( player );
				}

				tile.onPlacement( stack, player, side );
			}
			else if( this.blockType instanceof IOrientableBlock )
			{
				ori.setOrientation( forward, up );
			}

			return true;
		}
		return false;
	}
}