BlockScreen.java

package micdoodle8.mods.galacticraft.core.blocks;

import micdoodle8.mods.galacticraft.api.block.IPartialSealableBlock;
import micdoodle8.mods.galacticraft.core.GalacticraftCore;
import micdoodle8.mods.galacticraft.core.items.IShiftDescription;
import micdoodle8.mods.galacticraft.core.tile.TileEntityScreen;
import micdoodle8.mods.galacticraft.core.util.EnumSortCategoryBlock;
import micdoodle8.mods.galacticraft.core.util.GCCoreUtil;
import net.minecraft.block.Block;
import net.minecraft.block.ITileEntityProvider;
import net.minecraft.block.material.Material;
import net.minecraft.block.properties.PropertyBool;
import net.minecraft.block.properties.PropertyDirection;
import net.minecraft.block.state.BlockState;
import net.minecraft.block.state.IBlockState;
import net.minecraft.creativetab.CreativeTabs;
import net.minecraft.entity.EntityLivingBase;
import net.minecraft.entity.player.EntityPlayer;
import net.minecraft.item.ItemStack;
import net.minecraft.tileentity.TileEntity;
import net.minecraft.util.*;
import net.minecraft.world.IBlockAccess;
import net.minecraft.world.World;

public class BlockScreen extends BlockAdvanced implements IShiftDescription, IPartialSealableBlock, ITileEntityProvider, ISortableBlock
{
    public static final PropertyDirection FACING = PropertyDirection.create("facing");
    public static final PropertyBool LEFT = PropertyBool.create("left");
    public static final PropertyBool RIGHT = PropertyBool.create("right");
    public static final PropertyBool UP = PropertyBool.create("up");
    public static final PropertyBool DOWN = PropertyBool.create("down");

    //Metadata: 0-5 = direction of screen back;  bit 3 = reserved for future use
    public BlockScreen(String assetName)
    {
        super(Material.circuits);
        this.setDefaultState(this.blockState.getBaseState().withProperty(FACING, EnumFacing.NORTH).withProperty(LEFT, false).withProperty(RIGHT, false).withProperty(UP, false).withProperty(DOWN, false));
        this.setHardness(0.1F);
        this.setStepSound(Block.soundTypeGlass);
        this.setUnlocalizedName(assetName);
    }

    @Override
    public boolean isSideSolid(IBlockAccess world, BlockPos pos, EnumFacing direction)
    {
        return direction.ordinal() != getMetaFromState(world.getBlockState(pos));
    }

    @Override
    public void breakBlock(World worldIn, BlockPos pos, IBlockState state)
    {
        ((TileEntityScreen) worldIn.getTileEntity(pos)).breakScreen(state);
        super.breakBlock(worldIn, pos, state);
    }

    @Override
    public boolean isOpaqueCube()
    {
        return false;
    }

    @Override
    public boolean isFullCube()
    {
        return false;
    }

    @Override
    public void onBlockPlacedBy(World worldIn, BlockPos pos, IBlockState state, EntityLivingBase placer, ItemStack stack)
    {
        final int angle = MathHelper.floor_double(placer.rotationYaw * 4.0F / 360.0F + 0.5D) & 3;
        int change = EnumFacing.getHorizontal(angle).getOpposite().getIndex();
        worldIn.setBlockState(pos, getStateFromMeta(change), 3);
    }

    @Override
    public boolean onUseWrench(World world, BlockPos pos, EntityPlayer entityPlayer, EnumFacing side, float hitX, float hitY, float hitZ)
    {
        int change = world.getBlockState(pos).getValue(FACING).rotateY().getIndex();
        world.setBlockState(pos, this.getStateFromMeta(change), 3);
        return true;
    }

    @Override
    public TileEntity createNewTileEntity(World world, int meta)
    {
        return new TileEntityScreen();
    }

    @Override
    public CreativeTabs getCreativeTabToDisplayOn()
    {
        return GalacticraftCore.galacticraftBlocksTab;
    }

    @Override
    public boolean onMachineActivated(World world, BlockPos pos, IBlockState state, EntityPlayer entityPlayer, EnumFacing side, float hitX, float hitY, float hitZ)
    {
        TileEntity tile = world.getTileEntity(pos);
        if (tile instanceof TileEntityScreen)
        {
            ((TileEntityScreen) tile).changeChannel();
            return true;
        }
        return false;
    }

    @Override
    public void onNeighborBlockChange(World worldIn, BlockPos pos, IBlockState state, Block neighborBlock)
    {
        TileEntity tile = worldIn.getTileEntity(pos);
        if (tile instanceof TileEntityScreen)
        {
            ((TileEntityScreen) tile).refreshConnections(true);
        }
    }

    @Override
    public String getShiftDescription(int meta)
    {
        return GCCoreUtil.translate(this.getUnlocalizedName() + ".description");
    }

    @Override
    public boolean showDescription(int meta)
    {
        return true;
    }

    @Override
    public boolean isSealed(World worldIn, BlockPos pos, EnumFacing direction)
    {
        return true;
    }

    @Override
    public MovingObjectPosition collisionRayTrace(World worldIn, BlockPos pos, Vec3 start, Vec3 end)
    {
        final int metadata = getMetaFromState(worldIn.getBlockState(pos)) & 7;
        float boundsFront = 0.094F;
        float boundsBack = 1.0F - boundsFront;

        switch (metadata)
        {
        case 0:
            this.setBlockBounds(0F, 0F, 0F, 1.0F, boundsBack, 1.0F);
            break;
        case 1:
            this.setBlockBounds(0F, boundsFront, 0F, 1.0F, 1.0F, 1.0F);
            break;
        case 2:
            this.setBlockBounds(0F, 0F, boundsFront, 1.0F, 1.0F, 1.0F);
            break;
        case 3:
            this.setBlockBounds(0F, 0F, 0F, 1.0F, 1.0F, boundsBack);
            break;
        case 4:
            this.setBlockBounds(boundsFront, 0F, 0F, 1.0F, 1.0F, 1.0F);
            break;
        case 5:
            this.setBlockBounds(0F, 0F, 0F, boundsBack, 1.0F, 1.0F);
            break;
        }

        return super.collisionRayTrace(worldIn, pos, start, end);
    }

    @Override
    public IBlockState getStateFromMeta(int meta)
    {
        EnumFacing enumfacing = EnumFacing.getFront(meta);
        return this.getDefaultState().withProperty(FACING, enumfacing);
    }

    @Override
    public int getMetaFromState(IBlockState state)
    {
        return (state.getValue(FACING)).getIndex();
    }

    @Override
    protected BlockState createBlockState()
    {
        return new BlockState(this, FACING, LEFT, RIGHT, UP, DOWN);
    }

    @Override
    public IBlockState getActualState(IBlockState state, IBlockAccess worldIn, BlockPos pos)
    {
        TileEntityScreen screen = (TileEntityScreen) worldIn.getTileEntity(pos);
        return state.withProperty(LEFT, screen.connectedLeft)
                .withProperty(RIGHT, screen.connectedRight)
                .withProperty(UP, screen.connectedUp)
                .withProperty(DOWN, screen.connectedDown);
    }

    @Override
    public EnumSortCategoryBlock getCategory(int meta)
    {
        return EnumSortCategoryBlock.MACHINE;
    }
}