BlockWood.java

package net.minecraft.block;

import cpw.mods.fml.relauncher.Side;
import cpw.mods.fml.relauncher.SideOnly;
import java.util.List;
import net.minecraft.block.material.Material;
import net.minecraft.client.renderer.texture.IconRegister;
import net.minecraft.creativetab.CreativeTabs;
import net.minecraft.item.ItemStack;
import net.minecraft.util.Icon;

public class BlockWood extends Block
{
    /** The type of tree this block came from. */
    public static final String[] woodType = new String[] {"oak", "spruce", "birch", "jungle"};
    public static final String[] woodTextureTypes = new String[] {"wood", "wood_spruce", "wood_birch", "wood_jungle"};
    @SideOnly(Side.CLIENT)
    private Icon[] iconArray;

    public BlockWood(int par1)
    {
        super(par1, Material.wood);
        this.setCreativeTab(CreativeTabs.tabBlock);
    }

    @SideOnly(Side.CLIENT)

    /**
     * From the specified side and block metadata retrieves the blocks texture. Args: side, metadata
     */
    public Icon getIcon(int par1, int par2)
    {
        if (par2 < 0 || par2 >= this.iconArray.length)
        {
            par2 = 0;
        }

        return this.iconArray[par2];
    }

    /**
     * Determines the damage on the item the block drops. Used in cloth and wood.
     */
    public int damageDropped(int par1)
    {
        return par1;
    }

    @SideOnly(Side.CLIENT)

    /**
     * returns a list of blocks with the same ID, but different meta (eg: wood returns 4 blocks)
     */
    public void getSubBlocks(int par1, CreativeTabs par2CreativeTabs, List par3List)
    {
        par3List.add(new ItemStack(par1, 1, 0));
        par3List.add(new ItemStack(par1, 1, 1));
        par3List.add(new ItemStack(par1, 1, 2));
        par3List.add(new ItemStack(par1, 1, 3));
    }

    @SideOnly(Side.CLIENT)

    /**
     * When this method is called, your block should register all the icons it needs with the given IconRegister. This
     * is the only chance you get to register icons.
     */
    public void registerIcons(IconRegister par1IconRegister)
    {
        this.iconArray = new Icon[woodTextureTypes.length];

        for (int i = 0; i < this.iconArray.length; ++i)
        {
            this.iconArray[i] = par1IconRegister.registerIcon(woodTextureTypes[i]);
        }
    }
}