BlockDivingboard.java example

Explorer
MrCrayfishFurnitureMod-master
package com.mrcrayfish.furniture.blocks;

import java.util.List;
import java.util.Random;

import com.mrcrayfish.furniture.init.FurnitureBlocks;
import com.mrcrayfish.furniture.init.FurnitureSounds;
import com.mrcrayfish.furniture.util.CollisionHelper;

import net.minecraft.block.material.Material;
import net.minecraft.block.state.IBlockState;
import net.minecraft.entity.Entity;
import net.minecraft.entity.EntityLivingBase;
import net.minecraft.entity.player.EntityPlayer;
import net.minecraft.init.SoundEvents;
import net.minecraft.item.Item;
import net.minecraft.item.ItemStack;
import net.minecraft.util.EnumFacing;
import net.minecraft.util.EnumParticleTypes;
import net.minecraft.util.SoundCategory;
import net.minecraft.util.math.AxisAlignedBB;
import net.minecraft.util.math.BlockPos;
import net.minecraft.util.math.RayTraceResult;
import net.minecraft.world.IBlockAccess;
import net.minecraft.world.World;
import net.minecraft.world.WorldServer;

public class BlockDivingboard extends BlockFurniture 
{
	public final int MAX_JUMP_HEIGHT = 4;
	
	private static final AxisAlignedBB BOUNDING_BOX = new AxisAlignedBB(0.0, 0.0, 0.0, 1.0, 13 * 0.0625, 1.0);
	
	private static final AxisAlignedBB HANDLE_LEFT_NORTH = CollisionHelper.getBlockBounds(EnumFacing.NORTH, 0.0, 0.0, 0.0, 0.875, 1.0, 1.5 * 0.0625);
	private static final AxisAlignedBB HANDLE_LEFT_EAST = CollisionHelper.getBlockBounds(EnumFacing.NORTH, 0.0, 0.0, 0.0, 0.875, 1.0, 1.5 * 0.0625);
	private static final AxisAlignedBB HANDLE_LEFT_SOUTH = CollisionHelper.getBlockBounds(EnumFacing.NORTH, 0.0, 0.0, 0.0, 0.875, 1.0, 1.5 * 0.0625);
	private static final AxisAlignedBB HANDLE_LEFT_WEST = CollisionHelper.getBlockBounds(EnumFacing.NORTH, 0.0, 0.0, 0.0, 0.875, 1.0, 1.5 * 0.0625);
	private static final AxisAlignedBB[] HANDLE_LEFT = { HANDLE_LEFT_SOUTH, HANDLE_LEFT_WEST, HANDLE_LEFT_NORTH, HANDLE_LEFT_EAST };
	
	private static final AxisAlignedBB HANDLE_RIGHT_NORTH = CollisionHelper.getBlockBounds(EnumFacing.NORTH, 0.0, 0.0, 14.5 * 0.0625, 0.875, 1.0, 16 * 0.0625);
	private static final AxisAlignedBB HANDLE_RIGHT_EAST = CollisionHelper.getBlockBounds(EnumFacing.NORTH, 0.0, 0.0, 14.5 * 0.0625, 0.875, 1.0, 16 * 0.0625);
	private static final AxisAlignedBB HANDLE_RIGHT_SOUTH = CollisionHelper.getBlockBounds(EnumFacing.NORTH, 0.0, 0.0, 14.5 * 0.0625, 0.875, 1.0, 16 * 0.0625);
	private static final AxisAlignedBB HANDLE_RIGHT_WEST = CollisionHelper.getBlockBounds(EnumFacing.NORTH, 0.0, 0.0, 14.5 * 0.0625, 0.875, 1.0, 16 * 0.0625);
	private static final AxisAlignedBB[] HANDLE_RIGHT = { HANDLE_RIGHT_SOUTH, HANDLE_RIGHT_WEST, HANDLE_RIGHT_NORTH, HANDLE_RIGHT_EAST };
	
	private static final AxisAlignedBB BOARD_ONE = CollisionHelper.getBlockBounds(EnumFacing.NORTH, 0.0, 4 * 0.0625, 2 * 0.0625, 1.0, 6 * 0.0625, 14 * 0.0625);
	private static final AxisAlignedBB BOARD_TWO = CollisionHelper.getBlockBounds(EnumFacing.EAST, 0.0, 4 * 0.0625, 2 * 0.0625, 1.0, 6 * 0.0625, 14 * 0.0625);
	private static final AxisAlignedBB BOARD[] = { BOARD_ONE, BOARD_TWO };
	
	public BlockDivingboard(Material material, boolean plank) 
	{
		super(material);
		this.setHardness(1.0F);
		if(plank) {
			this.setCreativeTab(null);
		}
	}
	
	@Override
	public void onBlockPlacedBy(World world, BlockPos pos, IBlockState state, EntityLivingBase placer, ItemStack stack)
	{
		if(this == FurnitureBlocks.divingboard_base)
		{
			world.setBlockState(pos.offset(placer.getHorizontalFacing()), FurnitureBlocks.divingboard_plank.getDefaultState().withProperty(FACING, state.getValue(FACING)));
		}
	}
	
	@Override
	public AxisAlignedBB getBoundingBox(IBlockState state, IBlockAccess source, BlockPos pos) 
	{
		return BOUNDING_BOX;
	}
	
	@Override
	public void addCollisionBoxToList(IBlockState state, World worldIn, BlockPos pos, AxisAlignedBB axisAligned, List<AxisAlignedBB> axisAlignedList, Entity collidingEntity) 
	{
		EnumFacing facing = state.getValue(FACING);
		super.addCollisionBoxToList(pos, axisAligned, axisAlignedList, BOARD[facing.getHorizontalIndex() % 2]);
		if(this == FurnitureBlocks.divingboard_base)
		{
			super.addCollisionBoxToList(pos, axisAligned, axisAlignedList, HANDLE_LEFT[facing.getHorizontalIndex()]);
			super.addCollisionBoxToList(pos, axisAligned, axisAlignedList, HANDLE_RIGHT[facing.getHorizontalIndex()]);
		}
	}
	
	@Override
	public void onLanded(World worldIn, Entity entityIn) 
	{
		if(this == FurnitureBlocks.divingboard_base) super.onLanded(worldIn, entityIn);
	}
	
	@Override
	public void onFallenUpon(World worldIn, BlockPos pos, Entity entityIn, float fallDistance) 
	{
		if(this == FurnitureBlocks.divingboard_plank && entityIn instanceof EntityLivingBase)
		{
			float height = entityIn.fallDistance;
			if(height > 0 && !entityIn.isSneaking()) 
			{
				if(height > MAX_JUMP_HEIGHT) height = MAX_JUMP_HEIGHT;
				entityIn.motionY = 0;
				entityIn.addVelocity(0, getRequiredVelocity(height + 1), 0);
				worldIn.playSound(pos.getX() + 0.5, pos.getY() + 0.5, pos.getZ() + 0.5, FurnitureSounds.boing, SoundCategory.BLOCKS, 0.75F, 0.75F, false);
				if(worldIn.isRemote)
				{
					for(int i = 0; i < 3; i++)
					{
						double offsetX = -0.1 + 0.2 * RANDOM.nextDouble();
						double offsetZ = -0.1 + 0.2 * RANDOM.nextDouble();
						worldIn.spawnParticle(EnumParticleTypes.SPELL_MOB, entityIn.posX, entityIn.posY, entityIn.posZ, 1, 1, 1, 0);
					}
				}
			}
			entityIn.fallDistance = 0;
		}
	}

	@Override
	public boolean addLandingEffects(IBlockState state, WorldServer worldObj, BlockPos blockPosition, IBlockState iblockstate, EntityLivingBase entity, int numberOfParticles) 
	{
		return true;
	}
	
	public double getRequiredVelocity(float height)
	{
		return Math.sqrt(0.22 * height);
	}
	
	@Override
	public void onBlockHarvested(World worldIn, BlockPos pos, IBlockState state, EntityPlayer player)
	{
		if(this == FurnitureBlocks.divingboard_base) 
		{
			worldIn.destroyBlock(pos.offset((EnumFacing)state.getValue(FACING)), false);
		}
		else
		{
			worldIn.destroyBlock(pos.offset(((EnumFacing)state.getValue(FACING)).getOpposite()), false);
		}
	}
	
	@Override
	public Item getItemDropped(IBlockState state, Random rand, int fortune)
	{
		return new ItemStack(FurnitureBlocks.divingboard_base).getItem();
	}
	
	@Override
	public ItemStack getPickBlock(IBlockState state, RayTraceResult target, World world, BlockPos pos, EntityPlayer player)
	{
		return new ItemStack(FurnitureBlocks.divingboard_base);
	}
}