001    package net.minecraft.src;
002    
003    import cpw.mods.fml.common.Side;
004    import cpw.mods.fml.common.asm.SideOnly;
005    import java.util.Random;
006    
007    public class BlockCocoa extends BlockDirectional
008    {
009        public BlockCocoa(int par1)
010        {
011            super(par1, 168, Material.plants);
012            this.setTickRandomly(true);
013        }
014    
015        /**
016         * Ticks the block if it's been scheduled
017         */
018        public void updateTick(World par1World, int par2, int par3, int par4, Random par5Random)
019        {
020            if (!this.canBlockStay(par1World, par2, par3, par4))
021            {
022                this.dropBlockAsItem(par1World, par2, par3, par4, par1World.getBlockMetadata(par2, par3, par4), 0);
023                par1World.setBlockWithNotify(par2, par3, par4, 0);
024            }
025            else if (par1World.rand.nextInt(5) == 0)
026            {
027                int var6 = par1World.getBlockMetadata(par2, par3, par4);
028                int var7 = func_72219_c(var6);
029    
030                if (var7 < 2)
031                {
032                    ++var7;
033                    par1World.setBlockMetadataWithNotify(par2, par3, par4, var7 << 2 | getDirection(var6));
034                }
035            }
036        }
037    
038        /**
039         * Can this block stay at this position.  Similar to canPlaceBlockAt except gets checked often with plants.
040         */
041        public boolean canBlockStay(World par1World, int par2, int par3, int par4)
042        {
043            int var5 = getDirection(par1World.getBlockMetadata(par2, par3, par4));
044            par2 += Direction.offsetX[var5];
045            par4 += Direction.offsetZ[var5];
046            int var6 = par1World.getBlockId(par2, par3, par4);
047            return var6 == Block.wood.blockID && BlockLog.limitToValidMetadata(par1World.getBlockMetadata(par2, par3, par4)) == 3;
048        }
049    
050        /**
051         * The type of render function that is called for this block
052         */
053        public int getRenderType()
054        {
055            return 28;
056        }
057    
058        /**
059         * If this block doesn't render as an ordinary block it will return False (examples: signs, buttons, stairs, etc)
060         */
061        public boolean renderAsNormalBlock()
062        {
063            return false;
064        }
065    
066        /**
067         * Is this block (a) opaque and (b) a full 1m cube?  This determines whether or not to render the shared face of two
068         * adjacent blocks and also whether the player can attach torches, redstone wire, etc to this block.
069         */
070        public boolean isOpaqueCube()
071        {
072            return false;
073        }
074    
075        /**
076         * Returns a bounding box from the pool of bounding boxes (this means this box can change after the pool has been
077         * cleared to be reused)
078         */
079        public AxisAlignedBB getCollisionBoundingBoxFromPool(World par1World, int par2, int par3, int par4)
080        {
081            this.setBlockBoundsBasedOnState(par1World, par2, par3, par4);
082            return super.getCollisionBoundingBoxFromPool(par1World, par2, par3, par4);
083        }
084    
085        @SideOnly(Side.CLIENT)
086    
087        /**
088         * Returns the bounding box of the wired rectangular prism to render.
089         */
090        public AxisAlignedBB getSelectedBoundingBoxFromPool(World par1World, int par2, int par3, int par4)
091        {
092            this.setBlockBoundsBasedOnState(par1World, par2, par3, par4);
093            return super.getSelectedBoundingBoxFromPool(par1World, par2, par3, par4);
094        }
095    
096        /**
097         * Updates the blocks bounds based on its current state. Args: world, x, y, z
098         */
099        public void setBlockBoundsBasedOnState(IBlockAccess par1IBlockAccess, int par2, int par3, int par4)
100        {
101            int var5 = par1IBlockAccess.getBlockMetadata(par2, par3, par4);
102            int var6 = getDirection(var5);
103            int var7 = func_72219_c(var5);
104            int var8 = 4 + var7 * 2;
105            int var9 = 5 + var7 * 2;
106            float var10 = (float)var8 / 2.0F;
107    
108            switch (var6)
109            {
110                case 0:
111                    this.setBlockBounds((8.0F - var10) / 16.0F, (12.0F - (float)var9) / 16.0F, (15.0F - (float)var8) / 16.0F, (8.0F + var10) / 16.0F, 0.75F, 0.9375F);
112                    break;
113                case 1:
114                    this.setBlockBounds(0.0625F, (12.0F - (float)var9) / 16.0F, (8.0F - var10) / 16.0F, (1.0F + (float)var8) / 16.0F, 0.75F, (8.0F + var10) / 16.0F);
115                    break;
116                case 2:
117                    this.setBlockBounds((8.0F - var10) / 16.0F, (12.0F - (float)var9) / 16.0F, 0.0625F, (8.0F + var10) / 16.0F, 0.75F, (1.0F + (float)var8) / 16.0F);
118                    break;
119                case 3:
120                    this.setBlockBounds((15.0F - (float)var8) / 16.0F, (12.0F - (float)var9) / 16.0F, (8.0F - var10) / 16.0F, 0.9375F, 0.75F, (8.0F + var10) / 16.0F);
121            }
122        }
123    
124        /**
125         * Called when the block is placed in the world.
126         */
127        public void onBlockPlacedBy(World par1World, int par2, int par3, int par4, EntityLiving par5EntityLiving)
128        {
129            int var6 = ((MathHelper.floor_double((double)(par5EntityLiving.rotationYaw * 4.0F / 360.0F) + 0.5D) & 3) + 0) % 4;
130            par1World.setBlockMetadataWithNotify(par2, par3, par4, var6);
131        }
132    
133        /**
134         * called before onBlockPlacedBy by ItemBlock and ItemReed
135         */
136        public void updateBlockMetadata(World par1World, int par2, int par3, int par4, int par5, float par6, float par7, float par8)
137        {
138            if (par5 == 1 || par5 == 0)
139            {
140                par5 = 2;
141            }
142    
143            int var9 = Direction.footInvisibleFaceRemap[Direction.vineGrowth[par5]];
144            par1World.setBlockMetadataWithNotify(par2, par3, par4, var9);
145        }
146    
147        /**
148         * Lets the block know when one of its neighbor changes. Doesn't know which neighbor changed (coordinates passed are
149         * their own) Args: x, y, z, neighbor blockID
150         */
151        public void onNeighborBlockChange(World par1World, int par2, int par3, int par4, int par5)
152        {
153            if (!this.canBlockStay(par1World, par2, par3, par4))
154            {
155                this.dropBlockAsItem(par1World, par2, par3, par4, par1World.getBlockMetadata(par2, par3, par4), 0);
156                par1World.setBlockWithNotify(par2, par3, par4, 0);
157            }
158        }
159    
160        public static int func_72219_c(int par0)
161        {
162            return (par0 & 12) >> 2;
163        }
164    
165        /**
166         * Drops the block items with a specified chance of dropping the specified items
167         */
168        public void dropBlockAsItemWithChance(World par1World, int par2, int par3, int par4, int par5, float par6, int par7)
169        {
170            int var8 = func_72219_c(par5);
171            byte var9 = 1;
172    
173            if (var8 >= 2)
174            {
175                var9 = 3;
176            }
177    
178            for (int var10 = 0; var10 < var9; ++var10)
179            {
180                this.dropBlockAsItem_do(par1World, par2, par3, par4, new ItemStack(Item.dyePowder, 1, 3));
181            }
182        }
183    
184        @SideOnly(Side.CLIENT)
185    
186        /**
187         * only called by clickMiddleMouseButton , and passed to inventory.setCurrentItem (along with isCreative)
188         */
189        public int idPicked(World par1World, int par2, int par3, int par4)
190        {
191            return Item.dyePowder.shiftedIndex;
192        }
193    
194        @SideOnly(Side.CLIENT)
195    
196        /**
197         * Get the block's damage value (for use with pick block).
198         */
199        public int getDamageValue(World par1World, int par2, int par3, int par4)
200        {
201            return 3;
202        }
203    }