BiomesOPlenty/common/biomesoplenty/blocks/BlockBOPColorizedSapling.java

package biomesoplenty.blocks;

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

import net.minecraft.block.Block;
import net.minecraft.block.BlockSapling;
import net.minecraft.client.renderer.texture.IconRegister;
import net.minecraft.creativetab.CreativeTabs;
import net.minecraft.item.ItemStack;
import net.minecraft.util.Icon;
import net.minecraft.world.World;
import net.minecraft.world.gen.feature.WorldGenerator;
import net.minecraftforge.common.ForgeDirection;
import biomesoplenty.BiomesOPlenty;
import biomesoplenty.worldgen.WorldGenAcacia;
import biomesoplenty.worldgen.WorldGenMangrove;
import biomesoplenty.worldgen.WorldGenNetherBush;
import biomesoplenty.worldgen.WorldGenPalmTree1;
import biomesoplenty.worldgen.WorldGenPalmTree3;
import biomesoplenty.worldgen.WorldGenPineTree;
import biomesoplenty.worldgen.WorldGenRedwoodTree2;
import biomesoplenty.worldgen.WorldGenWillow;
import cpw.mods.fml.relauncher.Side;
import cpw.mods.fml.relauncher.SideOnly;

public class BlockBOPColorizedSapling extends BlockSapling
{
	private static final String[] saplings = new String[] {"acacia", "mangrove", "palm", "redwood", "willow", "pine"};
	private Icon[] textures;
	private static final int TYPES = 15;

	public BlockBOPColorizedSapling(int par1)
	{
		super(par1);
		setHardness(0.0F);
		setStepSound(Block.soundGrassFootstep);
		this.setCreativeTab(BiomesOPlenty.tabBiomesOPlenty);
	}

	@Override
	public void registerIcons(IconRegister iconRegister)
	{
		textures = new Icon[saplings.length];

		for (int i = 0; i < saplings.length; ++i) {
			textures[i] = iconRegister.registerIcon("biomesoplenty:sapling_" + saplings[i]);
		}

	}

	@Override
	@SideOnly(Side.CLIENT)
	public Icon getIcon(int side, int meta)
	{
		if (meta < 0 || meta >= saplings.length) {
			meta = 0;
		}

		return textures[meta];
	}

	@Override
	@SuppressWarnings({ "rawtypes", "unchecked" })
	public void getSubBlocks(int blockID, CreativeTabs creativeTabs, List list) {
		for (int i = 0; i < saplings.length; ++i) {
			list.add(new ItemStack(blockID, 1, i));
		}
	}

	@Override
	public boolean canPlaceBlockOnSide(World world, int x, int y, int z, int side, ItemStack itemStack)
	{
		int id = world.getBlockId(x, y - 1, z);
		int meta = itemStack.getItemDamage();

		if (itemStack.itemID == blockID && id != 0) {
			switch (meta)
			{
			case 1: // Mangrove
			return id == Block.sand.blockID;

			default:
				return id == Block.grass.blockID || id == Block.dirt.blockID || id == Block.tilledField.blockID || blocksList[id].canSustainPlant(world, x, y - 1, z, ForgeDirection.UP, this);
			}
		} else
			return this.canPlaceBlockOnSide(world, x, y, z, side);
	}

	protected boolean canThisPlantGrowOnThisBlockID(int blockID, int metadata)
	{
		if (metadata == 1) //Mangrove
			return blockID == Block.sand.blockID;
		else
			return blockID == Block.grass.blockID || blockID == Block.dirt.blockID || blockID == Block.tilledField.blockID;
	}

	@Override
	public boolean canBlockStay(World par1World, int par2, int par3, int par4)
	{
		Block soil = blocksList[par1World.getBlockId(par2, par3 - 1, par4)];
		if (par1World.getBlockMetadata(par2, par3, par4) != 1)
			return (par1World.getFullBlockLightValue(par2, par3, par4) >= 8 || par1World.canBlockSeeTheSky(par2, par3, par4)) &&
					(soil != null && soil.canSustainPlant(par1World, par2, par3 - 1, par4, ForgeDirection.UP, this));
		else
			return (par1World.getFullBlockLightValue(par2, par3, par4) >= 8 || par1World.canBlockSeeTheSky(par2, par3, par4)) &&
					(soil != null && (soil.canSustainPlant(par1World, par2, par3 - 1, par4, ForgeDirection.UP, this) || soil.blockID == Block.sand.blockID));
	}

	@Override
	public void updateTick(World world, int x, int y, int z, Random random)
	{
		if (world.isRemote)
			return;

		this.checkFlowerChange(world, x, y, z);

		if (world.getBlockLightValue(x, y + 1, z) >= 9 && random.nextInt(7) == 0) {
			this.growTree(world, x, y, z, random);
		}
	}

	@Override
	public void growTree(World world, int x, int y, int z, Random random)
	{
		int meta = world.getBlockMetadata(x, y, z) & TYPES;
		Object obj = null;
		int rnd = random.nextInt(8);

		if (obj == null)
		{
			switch (meta)
			{
			case 0: // Acacia Tree
			obj = new WorldGenAcacia(false);
			break;

			case 1: // Mangrove Tree
			obj = new WorldGenMangrove(false);
			break;

			case 2: // Palm Tree
				rnd = random.nextInt(4);

				if (rnd == 0) {
					obj = new WorldGenPalmTree1();
				} else {
					obj = new WorldGenPalmTree3();
				}
				break;

			case 3: // Redwood Tree
				if (this.isSameSapling(world, x + 1, y, z, 3) && this.isSameSapling(world, x - 1, y, z, 3) && this.isSameSapling(world, x, y, z + 1, 3) && this.isSameSapling(world, x, y, z - 1, 3) && this.isSameSapling(world, x + 1, y, z + 1, 3) && this.isSameSapling(world, x + 1, y, z - 1, 3) && this.isSameSapling(world, x - 1, y, z + 1, 3) && this.isSameSapling(world, x - 1, y, z - 1, 3)) {
					obj = new WorldGenRedwoodTree2(false);
				}
				break;

			case 4: // Willow Tree
				obj = new WorldGenWillow();
				break;

			case 5: // Pine Tree
				obj = new WorldGenPineTree();
				break;

			case 6: // Hellbark
				obj = new WorldGenNetherBush();
				break;
			}
		}

		if (obj != null)
		{
			world.setBlockToAir(x, y, z);

			if (!((WorldGenerator)obj).generate(world, random, x, y, z)) {
				world.setBlock(x, y, z, blockID, meta, 2);
			}
		}
	}

	@Override
	public int damageDropped(int meta)
	{
		return meta & TYPES;
	}

	@Override
	public int getDamageValue(World world, int x, int y, int z)
	{
		return world.getBlockMetadata(x, y, z) & TYPES;
	}
}