001    package net.minecraft.src;
002    
003    import java.util.Random;
004    
005    import net.minecraftforge.common.ForgeDirection;
006    
007    public class BlockMushroom extends BlockFlower
008    {
009        protected BlockMushroom(int par1, int par2)
010        {
011            super(par1, par2);
012            float var3 = 0.2F;
013            this.setBlockBounds(0.5F - var3, 0.0F, 0.5F - var3, 0.5F + var3, var3 * 2.0F, 0.5F + var3);
014            this.setTickRandomly(true);
015        }
016    
017        /**
018         * Ticks the block if it's been scheduled
019         */
020        public void updateTick(World par1World, int par2, int par3, int par4, Random par5Random)
021        {
022            if (par5Random.nextInt(25) == 0)
023            {
024                byte var6 = 4;
025                int var7 = 5;
026                int var8;
027                int var9;
028                int var10;
029    
030                for (var8 = par2 - var6; var8 <= par2 + var6; ++var8)
031                {
032                    for (var9 = par4 - var6; var9 <= par4 + var6; ++var9)
033                    {
034                        for (var10 = par3 - 1; var10 <= par3 + 1; ++var10)
035                        {
036                            if (par1World.getBlockId(var8, var10, var9) == this.blockID)
037                            {
038                                --var7;
039    
040                                if (var7 <= 0)
041                                {
042                                    return;
043                                }
044                            }
045                        }
046                    }
047                }
048    
049                var8 = par2 + par5Random.nextInt(3) - 1;
050                var9 = par3 + par5Random.nextInt(2) - par5Random.nextInt(2);
051                var10 = par4 + par5Random.nextInt(3) - 1;
052    
053                for (int var11 = 0; var11 < 4; ++var11)
054                {
055                    if (par1World.isAirBlock(var8, var9, var10) && this.canBlockStay(par1World, var8, var9, var10))
056                    {
057                        par2 = var8;
058                        par3 = var9;
059                        par4 = var10;
060                    }
061    
062                    var8 = par2 + par5Random.nextInt(3) - 1;
063                    var9 = par3 + par5Random.nextInt(2) - par5Random.nextInt(2);
064                    var10 = par4 + par5Random.nextInt(3) - 1;
065                }
066    
067                if (par1World.isAirBlock(var8, var9, var10) && this.canBlockStay(par1World, var8, var9, var10))
068                {
069                    par1World.setBlockWithNotify(var8, var9, var10, this.blockID);
070                }
071            }
072        }
073    
074        /**
075         * Checks to see if its valid to put this block at the specified coordinates. Args: world, x, y, z
076         */
077        public boolean canPlaceBlockAt(World par1World, int par2, int par3, int par4)
078        {
079            return super.canPlaceBlockAt(par1World, par2, par3, par4) && this.canBlockStay(par1World, par2, par3, par4);
080        }
081    
082        /**
083         * Gets passed in the blockID of the block below and supposed to return true if its allowed to grow on the type of
084         * blockID passed in. Args: blockID
085         */
086        protected boolean canThisPlantGrowOnThisBlockID(int par1)
087        {
088            return Block.opaqueCubeLookup[par1];
089        }
090    
091        /**
092         * Can this block stay at this position.  Similar to canPlaceBlockAt except gets checked often with plants.
093         */
094        public boolean canBlockStay(World par1World, int par2, int par3, int par4)
095        {
096            if (par3 >= 0 && par3 < 256)
097            {
098                int var5 = par1World.getBlockId(par2, par3 - 1, par4);
099                Block soil = Block.blocksList[var5];
100                return (var5 == Block.mycelium.blockID || par1World.getFullBlockLightValue(par2, par3, par4) < 13) &&
101                       (soil != null && soil.canSustainPlant(par1World, par2, par3 - 1, par4, ForgeDirection.UP, this));
102            }
103            else
104            {
105                return false;
106            }
107        }
108    
109        /**
110         * Fertilize the mushroom.
111         */
112        public boolean fertilizeMushroom(World par1World, int par2, int par3, int par4, Random par5Random)
113        {
114            int var6 = par1World.getBlockMetadata(par2, par3, par4);
115            par1World.setBlock(par2, par3, par4, 0);
116            WorldGenBigMushroom var7 = null;
117    
118            if (this.blockID == Block.mushroomBrown.blockID)
119            {
120                var7 = new WorldGenBigMushroom(0);
121            }
122            else if (this.blockID == Block.mushroomRed.blockID)
123            {
124                var7 = new WorldGenBigMushroom(1);
125            }
126    
127            if (var7 != null && var7.generate(par1World, par5Random, par2, par3, par4))
128            {
129                return true;
130            }
131            else
132            {
133                par1World.setBlockAndMetadata(par2, par3, par4, this.blockID, var6);
134                return false;
135            }
136        }
137    }