BlockMainCrop.java

package com.josh.gomc.crops;

import java.util.Random;

import cpw.mods.fml.relauncher.Side;
import cpw.mods.fml.relauncher.SideOnly;
import net.minecraft.block.Block;
import net.minecraft.block.BlockBush;
import net.minecraft.block.IGrowable;
import net.minecraft.creativetab.CreativeTabs;
import net.minecraft.init.Blocks;
import net.minecraft.item.Item;
import net.minecraft.util.IIcon;
import net.minecraft.util.MathHelper;
import net.minecraft.world.World;

public class BlockMainCrop extends BlockBush implements IGrowable{
     protected int maxGrowthStage = 7;


        @SideOnly(Side.CLIENT)
        protected IIcon[] iIcon;

        public BlockMainCrop()
        {
         // Basic block setup
            setTickRandomly(true);
            float f = 0.5F;
            setBlockBounds(0.5F - f, 0.0F, 0.5F - f, 0.5F + f, 0.25F, 0.5F + f);
            setCreativeTab((CreativeTabs)null);
            setHardness(0.0F);
            setStepSound(soundTypeGrass);
            disableStats();
        }

        /**
         * is the block grass, dirt or farmland
         */
        @Override
        protected boolean canPlaceBlockOn(Block parBlock)
        {
            return parBlock == Blocks.farmland;
        }

        public void incrementGrowStage(World parWorld, Random parRand, int parX, int parY, int parZ)
        {
            int growStage = parWorld.getBlockMetadata(parX, parY, parZ) +
                  MathHelper.getRandomIntegerInRange(parRand, 2, 5);

            if (growStage > maxGrowthStage)
            {
             growStage = maxGrowthStage;
            }

            parWorld.setBlockMetadataWithNotify(parX, parY, parZ, growStage, 2);
        }

        @Override
        public Item getItemDropped(int p_149650_1_, Random parRand, int parFortune)
        {
            return Item.getItemFromBlock(this);
        }

        /**
         * The type of render function that is called for this block
         */
        @Override
        public int getRenderType()
        {
            return 1; // Cross like flowers
        }

        /**
         * Gets the block's texture. Args: side, meta
         */
        @Override
        @SideOnly(Side.CLIENT)
        public IIcon getIcon(int parSide, int parGrowthStage)
        {
         return iIcon[parGrowthStage];
        }

        /*
         * Need to implement the IGrowable interface methods
         */

        /*
         * (non-Javadoc)
         * @see net.minecraft.block.IGrowable#func_149851_a(net.minecraft.world.World,
         * int, int, int, boolean)
         */
        @Override
        // checks if finished growing (a grow stage of 7 is final stage)
        public boolean func_149851_a(World parWorld, int parX, int parY, int parZ,
              boolean p_149851_5_)
        {
            return parWorld.getBlockMetadata(parX, parY, parZ) != 7;
        }

        /*
         * (non-Javadoc)
         * @see net.minecraft.block.IGrowable#func_149852_a(net.minecraft.world.World,
         * java.util.Random, int, int, int)
         */
        @Override
        public boolean func_149852_a(World p_149852_1_, Random parRand, int p_149852_3_,
              int p_149852_4_, int p_149852_5_)
        {
            return true;
        }

        /*
         * (non-Javadoc)
         * @see net.minecraft.block.IGrowable#func_149853_b(net.minecraft.world.World,
         * java.util.Random, int, int, int)
         */
        @Override
        public void func_149853_b(World parWorld, Random parRand, int parX, int parY,
              int parZ)
        {
            incrementGrowStage(parWorld, parRand, parX, parY, parZ);
        }
        @Override
        public void updateTick(World parWorld, int parX, int parY, int parZ, Random parRand)
        {
            super.updateTick(parWorld, parX, parY, parZ, parRand);
            int growStage = parWorld.getBlockMetadata(parX, parY, parZ) + 1;

            if (growStage > 7)
            {
                growStage = 7;
            }

            parWorld.setBlockMetadataWithNotify(parX, parY, parZ, growStage, 2);
        }
}