Code2.java

package net.minecraft.block;

import net.minecraft.block.material.MapColor;

import net.minecraft.block.material.Material;

import net.minecraft.block.properties.IProperty;

import net.minecraft.block.properties.PropertyEnum;

import net.minecraft.block.state.BlockStateContainer;

import net.minecraft.block.state.IBlockState;

import net.minecraft.creativetab.CreativeTabs;

import net.minecraft.init.Blocks;

import net.minecraft.item.EnumDyeColor;

import net.minecraft.item.ItemStack;

import net.minecraft.util.EnumFacing;

import net.minecraft.util.NonNullList;

import net.minecraft.util.math.BlockPos;

import net.minecraft.world.IBlockAccess;

import net.minecraft.world.World;

public class BlockConcretePowder extends BlockFalling

{

    public static final PropertyEnum<EnumDyeColor> COLOR = PropertyEnum.<EnumDyeColor>create("color", EnumDyeColor.class);

    public BlockConcretePowder()

    {

        super(Material.SAND);

        this.setDefaultState(this.blockState.getBaseState().withProperty(COLOR, EnumDyeColor.WHITE));

        this.setCreativeTab(CreativeTabs.BUILDING_BLOCKS);

    }

    public void onEndFalling(World worldIn, BlockPos pos, IBlockState p_176502_3_, IBlockState p_176502_4_)

    {

        if (p_176502_4_.getMaterial().isLiquid())

        {

            worldIn.setBlockState(pos, Blocks.CONCRETE.getDefaultState().withProperty(BlockColored.COLOR, p_176502_3_.getValue(COLOR)), 3);

        }

    }

    protected boolean tryTouchWater(World worldIn, BlockPos pos, IBlockState state)

    {

        boolean flag = false;

        for (EnumFacing enumfacing : EnumFacing.values())

        {

            if (enumfacing != EnumFacing.DOWN)

            {

                BlockPos blockpos = pos.offset(enumfacing);

                if (worldIn.getBlockState(blockpos).getMaterial() == Material.WATER)

                {

                    flag = true;

                    break;

                }

            }

        }

        if (flag)

        {

            worldIn.setBlockState(pos, Blocks.CONCRETE.getDefaultState().withProperty(BlockColored.COLOR, state.getValue(COLOR)), 3);

        }

        return flag;

    }

    /**

     * Called when a neighboring block was changed and marks that this state should perform any checks during a neighbor

     * change. Cases may include when redstone power is updated, cactus blocks popping off due to a neighboring solid

     * block, etc.

     */

    public void neighborChanged(IBlockState state, World worldIn, BlockPos pos, Block blockIn, BlockPos fromPos)

    {

        if (!this.tryTouchWater(worldIn, pos, state))

        {

            super.neighborChanged(state, worldIn, pos, blockIn, fromPos);

        }

    }

    /**

     * Called after the block is set in the Chunk data, but before the Tile Entity is set

     */

    public void onBlockAdded(World worldIn, BlockPos pos, IBlockState state)

    {

        if (!this.tryTouchWater(worldIn, pos, state))

        {

            super.onBlockAdded(worldIn, pos, state);

        }

    }

    /**

     * Gets the metadata of the item this Block can drop. This method is called when the block gets destroyed. It

     * returns the metadata of the dropped item based on the old metadata of the block.

     */

    public int damageDropped(IBlockState state)

    {

        return ((EnumDyeColor)state.getValue(COLOR)).getMetadata();

    }

    /**

     * returns a list of blocks with the same ID, but different meta (eg: wood returns 4 blocks)

     */

    public void getSubBlocks(CreativeTabs itemIn, NonNullList<ItemStack> items)

    {

        for (EnumDyeColor enumdyecolor : EnumDyeColor.values())

        {

            items.add(new ItemStack(this, 1, enumdyecolor.getMetadata()));

        }

    }

    /**

     * Get the MapColor for this Block and the given BlockState

     */

    public MapColor getMapColor(IBlockState state, IBlockAccess worldIn, BlockPos pos)

    {

        return MapColor.getBlockColor((EnumDyeColor)state.getValue(COLOR));

    }

    /**

     * Convert the given metadata into a BlockState for this Block

     */

    public IBlockState getStateFromMeta(int meta)

    {

        return this.getDefaultState().withProperty(COLOR, EnumDyeColor.byMetadata(meta));

    }

    /**

     * Convert the BlockState into the correct metadata value

     */

    public int getMetaFromState(IBlockState state)

    {

        return ((EnumDyeColor)state.getValue(COLOR)).getMetadata();

    }

    protected BlockStateContainer createBlockState()

    {

        return new BlockStateContainer(this, new IProperty[] {COLOR});

    }

}