001package net.minecraft.block;
002
003import cpw.mods.fml.relauncher.Side;
004import cpw.mods.fml.relauncher.SideOnly;
005
006import java.util.ArrayList;
007import java.util.Random;
008import net.minecraft.creativetab.CreativeTabs;
009import net.minecraft.item.Item;
010import net.minecraft.item.ItemStack;
011import net.minecraft.world.World;
012import net.minecraftforge.common.ForgeDirection;
013
014public class BlockCrops extends BlockFlower
015{
016    protected BlockCrops(int par1, int par2)
017    {
018        super(par1, par2);
019        this.blockIndexInTexture = par2;
020        this.setTickRandomly(true);
021        float var3 = 0.5F;
022        this.setBlockBounds(0.5F - var3, 0.0F, 0.5F - var3, 0.5F + var3, 0.25F, 0.5F + var3);
023        this.setCreativeTab((CreativeTabs)null);
024        this.setHardness(0.0F);
025        this.setStepSound(soundGrassFootstep);
026        this.disableStats();
027        this.setRequiresSelfNotify();
028    }
029
030    /**
031     * Gets passed in the blockID of the block below and supposed to return true if its allowed to grow on the type of
032     * blockID passed in. Args: blockID
033     */
034    protected boolean canThisPlantGrowOnThisBlockID(int par1)
035    {
036        return par1 == Block.tilledField.blockID;
037    }
038
039    /**
040     * Ticks the block if it's been scheduled
041     */
042    public void updateTick(World par1World, int par2, int par3, int par4, Random par5Random)
043    {
044        super.updateTick(par1World, par2, par3, par4, par5Random);
045
046        if (par1World.getBlockLightValue(par2, par3 + 1, par4) >= 9)
047        {
048            int var6 = par1World.getBlockMetadata(par2, par3, par4);
049
050            if (var6 < 7)
051            {
052                float var7 = this.getGrowthRate(par1World, par2, par3, par4);
053
054                if (par5Random.nextInt((int)(25.0F / var7) + 1) == 0)
055                {
056                    ++var6;
057                    par1World.setBlockMetadataWithNotify(par2, par3, par4, var6);
058                }
059            }
060        }
061    }
062
063    /**
064     * Apply bonemeal to the crops.
065     */
066    public void fertilize(World par1World, int par2, int par3, int par4)
067    {
068        par1World.setBlockMetadataWithNotify(par2, par3, par4, 7);
069    }
070
071    /**
072     * Gets the growth rate for the crop. Setup to encourage rows by halving growth rate if there is diagonals, crops on
073     * different sides that aren't opposing, and by adding growth for every crop next to this one (and for crop below
074     * this one). Args: x, y, z
075     */
076    private float getGrowthRate(World par1World, int par2, int par3, int par4)
077    {
078        float var5 = 1.0F;
079        int var6 = par1World.getBlockId(par2, par3, par4 - 1);
080        int var7 = par1World.getBlockId(par2, par3, par4 + 1);
081        int var8 = par1World.getBlockId(par2 - 1, par3, par4);
082        int var9 = par1World.getBlockId(par2 + 1, par3, par4);
083        int var10 = par1World.getBlockId(par2 - 1, par3, par4 - 1);
084        int var11 = par1World.getBlockId(par2 + 1, par3, par4 - 1);
085        int var12 = par1World.getBlockId(par2 + 1, par3, par4 + 1);
086        int var13 = par1World.getBlockId(par2 - 1, par3, par4 + 1);
087        boolean var14 = var8 == this.blockID || var9 == this.blockID;
088        boolean var15 = var6 == this.blockID || var7 == this.blockID;
089        boolean var16 = var10 == this.blockID || var11 == this.blockID || var12 == this.blockID || var13 == this.blockID;
090
091        for (int var17 = par2 - 1; var17 <= par2 + 1; ++var17)
092        {
093            for (int var18 = par4 - 1; var18 <= par4 + 1; ++var18)
094            {
095                int var19 = par1World.getBlockId(var17, par3 - 1, var18);
096                float var20 = 0.0F;
097
098                if (blocksList[var19] != null && blocksList[var19].canSustainPlant(par1World, var17, par3 - 1, var18, ForgeDirection.UP, this))
099                {
100                    var20 = 1.0F;
101
102                    if (blocksList[var19].isFertile(par1World, var17, par3 - 1, var18))
103                    {
104                        var20 = 3.0F;
105                    }
106                }
107
108                if (var17 != par2 || var18 != par4)
109                {
110                    var20 /= 4.0F;
111                }
112
113                var5 += var20;
114            }
115        }
116
117        if (var16 || var14 && var15)
118        {
119            var5 /= 2.0F;
120        }
121
122        return var5;
123    }
124
125    /**
126     * From the specified side and block metadata retrieves the blocks texture. Args: side, metadata
127     */
128    public int getBlockTextureFromSideAndMetadata(int par1, int par2)
129    {
130        if (par2 < 0)
131        {
132            par2 = 7;
133        }
134
135        return this.blockIndexInTexture + par2;
136    }
137
138    /**
139     * The type of render function that is called for this block
140     */
141    public int getRenderType()
142    {
143        return 6;
144    }
145
146    /**
147     * Generate a seed ItemStack for this crop.
148     */
149    protected int getSeedItem()
150    {
151        return Item.seeds.itemID;
152    }
153
154    /**
155     * Generate a crop produce ItemStack for this crop.
156     */
157    protected int getCropItem()
158    {
159        return Item.wheat.itemID;
160    }
161
162    /**
163     * Drops the block items with a specified chance of dropping the specified items
164     */
165    public void dropBlockAsItemWithChance(World par1World, int par2, int par3, int par4, int par5, float par6, int par7)
166    {
167        super.dropBlockAsItemWithChance(par1World, par2, par3, par4, par5, par6, 0);
168    }
169
170    @Override 
171    public ArrayList<ItemStack> getBlockDropped(World world, int x, int y, int z, int metadata, int fortune)
172    {
173        ArrayList<ItemStack> ret = super.getBlockDropped(world, x, y, z, metadata, fortune);
174
175        if (metadata >= 7)
176        {
177            for (int n = 0; n < 3 + fortune; n++)
178            {
179                if (world.rand.nextInt(15) <= metadata)
180                {
181                    ret.add(new ItemStack(this.getSeedItem(), 1, 0));
182                }
183            }
184        }
185
186        return ret;
187    }
188
189    /**
190     * Returns the ID of the items to drop on destruction.
191     */
192    public int idDropped(int par1, Random par2Random, int par3)
193    {
194        return par1 == 7 ? this.getCropItem() : this.getSeedItem();
195    }
196
197    /**
198     * Returns the quantity of items to drop on block destruction.
199     */
200    public int quantityDropped(Random par1Random)
201    {
202        return 1;
203    }
204
205    @SideOnly(Side.CLIENT)
206
207    /**
208     * only called by clickMiddleMouseButton , and passed to inventory.setCurrentItem (along with isCreative)
209     */
210    public int idPicked(World par1World, int par2, int par3, int par4)
211    {
212        return this.getSeedItem();
213    }
214}