001    package net.minecraft.block;
002    
003    import cpw.mods.fml.relauncher.Side;
004    import cpw.mods.fml.relauncher.SideOnly;
005    import java.util.Random;
006    import net.minecraft.block.material.Material;
007    import net.minecraft.entity.EntityLiving;
008    import net.minecraft.item.Item;
009    import net.minecraft.item.ItemStack;
010    import net.minecraft.util.AxisAlignedBB;
011    import net.minecraft.util.Direction;
012    import net.minecraft.util.MathHelper;
013    import net.minecraft.world.IBlockAccess;
014    import net.minecraft.world.World;
015    
016    public class BlockCocoa extends BlockDirectional
017    {
018        public BlockCocoa(int par1)
019        {
020            super(par1, 168, Material.plants);
021            this.setTickRandomly(true);
022        }
023    
024        /**
025         * Ticks the block if it's been scheduled
026         */
027        public void updateTick(World par1World, int par2, int par3, int par4, Random par5Random)
028        {
029            if (!this.canBlockStay(par1World, par2, par3, par4))
030            {
031                this.dropBlockAsItem(par1World, par2, par3, par4, par1World.getBlockMetadata(par2, par3, par4), 0);
032                par1World.setBlockWithNotify(par2, par3, par4, 0);
033            }
034            else if (par1World.rand.nextInt(5) == 0)
035            {
036                int var6 = par1World.getBlockMetadata(par2, par3, par4);
037                int var7 = func_72219_c(var6);
038    
039                if (var7 < 2)
040                {
041                    ++var7;
042                    par1World.setBlockMetadataWithNotify(par2, par3, par4, var7 << 2 | getDirection(var6));
043                }
044            }
045        }
046    
047        /**
048         * Can this block stay at this position.  Similar to canPlaceBlockAt except gets checked often with plants.
049         */
050        public boolean canBlockStay(World par1World, int par2, int par3, int par4)
051        {
052            int var5 = getDirection(par1World.getBlockMetadata(par2, par3, par4));
053            par2 += Direction.offsetX[var5];
054            par4 += Direction.offsetZ[var5];
055            int var6 = par1World.getBlockId(par2, par3, par4);
056            return var6 == Block.wood.blockID && BlockLog.limitToValidMetadata(par1World.getBlockMetadata(par2, par3, par4)) == 3;
057        }
058    
059        /**
060         * The type of render function that is called for this block
061         */
062        public int getRenderType()
063        {
064            return 28;
065        }
066    
067        /**
068         * If this block doesn't render as an ordinary block it will return False (examples: signs, buttons, stairs, etc)
069         */
070        public boolean renderAsNormalBlock()
071        {
072            return false;
073        }
074    
075        /**
076         * Is this block (a) opaque and (b) a full 1m cube?  This determines whether or not to render the shared face of two
077         * adjacent blocks and also whether the player can attach torches, redstone wire, etc to this block.
078         */
079        public boolean isOpaqueCube()
080        {
081            return false;
082        }
083    
084        /**
085         * Returns a bounding box from the pool of bounding boxes (this means this box can change after the pool has been
086         * cleared to be reused)
087         */
088        public AxisAlignedBB getCollisionBoundingBoxFromPool(World par1World, int par2, int par3, int par4)
089        {
090            this.setBlockBoundsBasedOnState(par1World, par2, par3, par4);
091            return super.getCollisionBoundingBoxFromPool(par1World, par2, par3, par4);
092        }
093    
094        @SideOnly(Side.CLIENT)
095    
096        /**
097         * Returns the bounding box of the wired rectangular prism to render.
098         */
099        public AxisAlignedBB getSelectedBoundingBoxFromPool(World par1World, int par2, int par3, int par4)
100        {
101            this.setBlockBoundsBasedOnState(par1World, par2, par3, par4);
102            return super.getSelectedBoundingBoxFromPool(par1World, par2, par3, par4);
103        }
104    
105        /**
106         * Updates the blocks bounds based on its current state. Args: world, x, y, z
107         */
108        public void setBlockBoundsBasedOnState(IBlockAccess par1IBlockAccess, int par2, int par3, int par4)
109        {
110            int var5 = par1IBlockAccess.getBlockMetadata(par2, par3, par4);
111            int var6 = getDirection(var5);
112            int var7 = func_72219_c(var5);
113            int var8 = 4 + var7 * 2;
114            int var9 = 5 + var7 * 2;
115            float var10 = (float)var8 / 2.0F;
116    
117            switch (var6)
118            {
119                case 0:
120                    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);
121                    break;
122                case 1:
123                    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);
124                    break;
125                case 2:
126                    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);
127                    break;
128                case 3:
129                    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);
130            }
131        }
132    
133        /**
134         * Called when the block is placed in the world.
135         */
136        public void onBlockPlacedBy(World par1World, int par2, int par3, int par4, EntityLiving par5EntityLiving)
137        {
138            int var6 = ((MathHelper.floor_double((double)(par5EntityLiving.rotationYaw * 4.0F / 360.0F) + 0.5D) & 3) + 0) % 4;
139            par1World.setBlockMetadataWithNotify(par2, par3, par4, var6);
140        }
141    
142        public int func_85104_a(World par1World, int par2, int par3, int par4, int par5, float par6, float par7, float par8, int par9)
143        {
144            if (par5 == 1 || par5 == 0)
145            {
146                par5 = 2;
147            }
148    
149            return Direction.footInvisibleFaceRemap[Direction.vineGrowth[par5]];
150        }
151    
152        /**
153         * Lets the block know when one of its neighbor changes. Doesn't know which neighbor changed (coordinates passed are
154         * their own) Args: x, y, z, neighbor blockID
155         */
156        public void onNeighborBlockChange(World par1World, int par2, int par3, int par4, int par5)
157        {
158            if (!this.canBlockStay(par1World, par2, par3, par4))
159            {
160                this.dropBlockAsItem(par1World, par2, par3, par4, par1World.getBlockMetadata(par2, par3, par4), 0);
161                par1World.setBlockWithNotify(par2, par3, par4, 0);
162            }
163        }
164    
165        public static int func_72219_c(int par0)
166        {
167            return (par0 & 12) >> 2;
168        }
169    
170        /**
171         * Drops the block items with a specified chance of dropping the specified items
172         */
173        public void dropBlockAsItemWithChance(World par1World, int par2, int par3, int par4, int par5, float par6, int par7)
174        {
175            int var8 = func_72219_c(par5);
176            byte var9 = 1;
177    
178            if (var8 >= 2)
179            {
180                var9 = 3;
181            }
182    
183            for (int var10 = 0; var10 < var9; ++var10)
184            {
185                this.dropBlockAsItem_do(par1World, par2, par3, par4, new ItemStack(Item.dyePowder, 1, 3));
186            }
187        }
188    
189        @SideOnly(Side.CLIENT)
190    
191        /**
192         * only called by clickMiddleMouseButton , and passed to inventory.setCurrentItem (along with isCreative)
193         */
194        public int idPicked(World par1World, int par2, int par3, int par4)
195        {
196            return Item.dyePowder.shiftedIndex;
197        }
198    
199        /**
200         * Get the block's damage value (for use with pick block).
201         */
202        public int getDamageValue(World par1World, int par2, int par3, int par4)
203        {
204            return 3;
205        }
206    }