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.entity.boss.EntityWither;
009    import net.minecraft.entity.player.EntityPlayer;
010    import net.minecraft.item.Item;
011    import net.minecraft.item.ItemStack;
012    import net.minecraft.nbt.NBTTagCompound;
013    import net.minecraft.tileentity.TileEntity;
014    import net.minecraft.tileentity.TileEntitySkull;
015    import net.minecraft.util.AxisAlignedBB;
016    import net.minecraft.util.MathHelper;
017    import net.minecraft.world.IBlockAccess;
018    import net.minecraft.world.World;
019    
020    public class BlockSkull extends BlockContainer
021    {
022        protected BlockSkull(int par1)
023        {
024            super(par1, Material.circuits);
025            this.blockIndexInTexture = 104;
026            this.setBlockBounds(0.25F, 0.0F, 0.25F, 0.75F, 0.5F, 0.75F);
027        }
028    
029        /**
030         * The type of render function that is called for this block
031         */
032        public int getRenderType()
033        {
034            return -1;
035        }
036    
037        /**
038         * Is this block (a) opaque and (b) a full 1m cube?  This determines whether or not to render the shared face of two
039         * adjacent blocks and also whether the player can attach torches, redstone wire, etc to this block.
040         */
041        public boolean isOpaqueCube()
042        {
043            return false;
044        }
045    
046        /**
047         * If this block doesn't render as an ordinary block it will return False (examples: signs, buttons, stairs, etc)
048         */
049        public boolean renderAsNormalBlock()
050        {
051            return false;
052        }
053    
054        /**
055         * Updates the blocks bounds based on its current state. Args: world, x, y, z
056         */
057        public void setBlockBoundsBasedOnState(IBlockAccess par1IBlockAccess, int par2, int par3, int par4)
058        {
059            int var5 = par1IBlockAccess.getBlockMetadata(par2, par3, par4) & 7;
060    
061            switch (var5)
062            {
063                case 1:
064                default:
065                    this.setBlockBounds(0.25F, 0.0F, 0.25F, 0.75F, 0.5F, 0.75F);
066                    break;
067                case 2:
068                    this.setBlockBounds(0.25F, 0.25F, 0.5F, 0.75F, 0.75F, 1.0F);
069                    break;
070                case 3:
071                    this.setBlockBounds(0.25F, 0.25F, 0.0F, 0.75F, 0.75F, 0.5F);
072                    break;
073                case 4:
074                    this.setBlockBounds(0.5F, 0.25F, 0.25F, 1.0F, 0.75F, 0.75F);
075                    break;
076                case 5:
077                    this.setBlockBounds(0.0F, 0.25F, 0.25F, 0.5F, 0.75F, 0.75F);
078            }
079        }
080    
081        /**
082         * Returns a bounding box from the pool of bounding boxes (this means this box can change after the pool has been
083         * cleared to be reused)
084         */
085        public AxisAlignedBB getCollisionBoundingBoxFromPool(World par1World, int par2, int par3, int par4)
086        {
087            this.setBlockBoundsBasedOnState(par1World, par2, par3, par4);
088            return super.getCollisionBoundingBoxFromPool(par1World, par2, par3, par4);
089        }
090    
091        /**
092         * Called when the block is placed in the world.
093         */
094        public void onBlockPlacedBy(World par1World, int par2, int par3, int par4, EntityLiving par5EntityLiving)
095        {
096            int var6 = MathHelper.floor_double((double)(par5EntityLiving.rotationYaw * 4.0F / 360.0F) + 2.5D) & 3;
097            par1World.setBlockMetadataWithNotify(par2, par3, par4, var6);
098        }
099    
100        /**
101         * Returns a new instance of a block's tile entity class. Called on placing the block.
102         */
103        public TileEntity createNewTileEntity(World par1World)
104        {
105            return new TileEntitySkull();
106        }
107    
108        @SideOnly(Side.CLIENT)
109    
110        /**
111         * only called by clickMiddleMouseButton , and passed to inventory.setCurrentItem (along with isCreative)
112         */
113        public int idPicked(World par1World, int par2, int par3, int par4)
114        {
115            return Item.skull.shiftedIndex;
116        }
117    
118        /**
119         * Get the block's damage value (for use with pick block).
120         */
121        public int getDamageValue(World par1World, int par2, int par3, int par4)
122        {
123            TileEntity var5 = par1World.getBlockTileEntity(par2, par3, par4);
124            return var5 != null && var5 instanceof TileEntitySkull ? ((TileEntitySkull)var5).func_82117_a() : super.getDamageValue(par1World, par2, par3, par4);
125        }
126    
127        /**
128         * Determines the damage on the item the block drops. Used in cloth and wood.
129         */
130        public int damageDropped(int par1)
131        {
132            return par1;
133        }
134    
135        /**
136         * Drops the block items with a specified chance of dropping the specified items
137         */
138        public void dropBlockAsItemWithChance(World par1World, int par2, int par3, int par4, int par5, float par6, int par7) {}
139    
140        /**
141         * Called when the block is attempted to be harvested
142         */
143        public void onBlockHarvested(World par1World, int par2, int par3, int par4, int par5, EntityPlayer par6EntityPlayer)
144        {
145            if (par6EntityPlayer.capabilities.isCreativeMode)
146            {
147                par5 |= 8;
148                par1World.setBlockMetadataWithNotify(par2, par3, par4, par5);
149            }
150    
151            super.onBlockHarvested(par1World, par2, par3, par4, par5, par6EntityPlayer);
152        }
153    
154        /**
155         * ejects contained items into the world, and notifies neighbours of an update, as appropriate
156         */
157        public void breakBlock(World par1World, int par2, int par3, int par4, int par5, int par6)
158        {
159            if (!par1World.isRemote)
160            {
161                if ((par6 & 8) == 0)
162                {
163                    ItemStack var7 = new ItemStack(Item.skull.shiftedIndex, 1, this.getDamageValue(par1World, par2, par3, par4));
164                    TileEntitySkull var8 = (TileEntitySkull)par1World.getBlockTileEntity(par2, par3, par4);
165    
166                    if (var8.func_82117_a() == 3 && var8.func_82120_c() != null && var8.func_82120_c().length() > 0)
167                    {
168                        var7.setTagCompound(new NBTTagCompound());
169                        var7.getTagCompound().setString("SkullOwner", var8.func_82120_c());
170                    }
171    
172                    this.dropBlockAsItem_do(par1World, par2, par3, par4, var7);
173                }
174    
175                super.breakBlock(par1World, par2, par3, par4, par5, par6);
176            }
177        }
178    
179        /**
180         * Returns the ID of the items to drop on destruction.
181         */
182        public int idDropped(int par1, Random par2Random, int par3)
183        {
184            return Item.skull.shiftedIndex;
185        }
186    
187        /**
188         * This method attempts to create a wither at the given location and skull
189         */
190        public void makeWither(World par1World, int par2, int par3, int par4, TileEntitySkull par5TileEntitySkull)
191        {
192            if (par5TileEntitySkull.func_82117_a() == 1 && par3 >= 2 && par1World.difficultySetting > 0)
193            {
194                int var6 = Block.slowSand.blockID;
195                int var7;
196                EntityWither var8;
197                int var9;
198    
199                for (var7 = -2; var7 <= 0; ++var7)
200                {
201                    if (par1World.getBlockId(par2, par3 - 1, par4 + var7) == var6 && par1World.getBlockId(par2, par3 - 1, par4 + var7 + 1) == var6 && par1World.getBlockId(par2, par3 - 2, par4 + var7 + 1) == var6 && par1World.getBlockId(par2, par3 - 1, par4 + var7 + 2) == var6 && this.func_82528_d(par1World, par2, par3, par4 + var7, 1) && this.func_82528_d(par1World, par2, par3, par4 + var7 + 1, 1) && this.func_82528_d(par1World, par2, par3, par4 + var7 + 2, 1))
202                    {
203                        par1World.setBlockMetadata(par2, par3, par4 + var7, 8);
204                        par1World.setBlockMetadata(par2, par3, par4 + var7 + 1, 8);
205                        par1World.setBlockMetadata(par2, par3, par4 + var7 + 2, 8);
206                        par1World.setBlock(par2, par3, par4 + var7, 0);
207                        par1World.setBlock(par2, par3, par4 + var7 + 1, 0);
208                        par1World.setBlock(par2, par3, par4 + var7 + 2, 0);
209                        par1World.setBlock(par2, par3 - 1, par4 + var7, 0);
210                        par1World.setBlock(par2, par3 - 1, par4 + var7 + 1, 0);
211                        par1World.setBlock(par2, par3 - 1, par4 + var7 + 2, 0);
212                        par1World.setBlock(par2, par3 - 2, par4 + var7 + 1, 0);
213    
214                        if (!par1World.isRemote)
215                        {
216                            var8 = new EntityWither(par1World);
217                            var8.setLocationAndAngles((double)par2 + 0.5D, (double)par3 - 1.45D, (double)(par4 + var7) + 1.5D, 90.0F, 0.0F);
218                            var8.renderYawOffset = 90.0F;
219                            var8.func_82206_m();
220                            par1World.spawnEntityInWorld(var8);
221                        }
222    
223                        for (var9 = 0; var9 < 120; ++var9)
224                        {
225                            par1World.spawnParticle("snowballpoof", (double)par2 + par1World.rand.nextDouble(), (double)(par3 - 2) + par1World.rand.nextDouble() * 3.9D, (double)(par4 + var7 + 1) + par1World.rand.nextDouble(), 0.0D, 0.0D, 0.0D);
226                        }
227    
228                        par1World.notifyBlockChange(par2, par3, par4 + var7, 0);
229                        par1World.notifyBlockChange(par2, par3, par4 + var7 + 1, 0);
230                        par1World.notifyBlockChange(par2, par3, par4 + var7 + 2, 0);
231                        par1World.notifyBlockChange(par2, par3 - 1, par4 + var7, 0);
232                        par1World.notifyBlockChange(par2, par3 - 1, par4 + var7 + 1, 0);
233                        par1World.notifyBlockChange(par2, par3 - 1, par4 + var7 + 2, 0);
234                        par1World.notifyBlockChange(par2, par3 - 2, par4 + var7 + 1, 0);
235                        return;
236                    }
237                }
238    
239                for (var7 = -2; var7 <= 0; ++var7)
240                {
241                    if (par1World.getBlockId(par2 + var7, par3 - 1, par4) == var6 && par1World.getBlockId(par2 + var7 + 1, par3 - 1, par4) == var6 && par1World.getBlockId(par2 + var7 + 1, par3 - 2, par4) == var6 && par1World.getBlockId(par2 + var7 + 2, par3 - 1, par4) == var6 && this.func_82528_d(par1World, par2 + var7, par3, par4, 1) && this.func_82528_d(par1World, par2 + var7 + 1, par3, par4, 1) && this.func_82528_d(par1World, par2 + var7 + 2, par3, par4, 1))
242                    {
243                        par1World.setBlockMetadata(par2 + var7, par3, par4, 8);
244                        par1World.setBlockMetadata(par2 + var7 + 1, par3, par4, 8);
245                        par1World.setBlockMetadata(par2 + var7 + 2, par3, par4, 8);
246                        par1World.setBlock(par2 + var7, par3, par4, 0);
247                        par1World.setBlock(par2 + var7 + 1, par3, par4, 0);
248                        par1World.setBlock(par2 + var7 + 2, par3, par4, 0);
249                        par1World.setBlock(par2 + var7, par3 - 1, par4, 0);
250                        par1World.setBlock(par2 + var7 + 1, par3 - 1, par4, 0);
251                        par1World.setBlock(par2 + var7 + 2, par3 - 1, par4, 0);
252                        par1World.setBlock(par2 + var7 + 1, par3 - 2, par4, 0);
253    
254                        if (!par1World.isRemote)
255                        {
256                            var8 = new EntityWither(par1World);
257                            var8.setLocationAndAngles((double)(par2 + var7) + 1.5D, (double)par3 - 1.45D, (double)par4 + 0.5D, 0.0F, 0.0F);
258                            var8.func_82206_m();
259                            par1World.spawnEntityInWorld(var8);
260                        }
261    
262                        for (var9 = 0; var9 < 120; ++var9)
263                        {
264                            par1World.spawnParticle("snowballpoof", (double)(par2 + var7 + 1) + par1World.rand.nextDouble(), (double)(par3 - 2) + par1World.rand.nextDouble() * 3.9D, (double)par4 + par1World.rand.nextDouble(), 0.0D, 0.0D, 0.0D);
265                        }
266    
267                        par1World.notifyBlockChange(par2 + var7, par3, par4, 0);
268                        par1World.notifyBlockChange(par2 + var7 + 1, par3, par4, 0);
269                        par1World.notifyBlockChange(par2 + var7 + 2, par3, par4, 0);
270                        par1World.notifyBlockChange(par2 + var7, par3 - 1, par4, 0);
271                        par1World.notifyBlockChange(par2 + var7 + 1, par3 - 1, par4, 0);
272                        par1World.notifyBlockChange(par2 + var7 + 2, par3 - 1, par4, 0);
273                        par1World.notifyBlockChange(par2 + var7 + 1, par3 - 2, par4, 0);
274                        return;
275                    }
276                }
277            }
278        }
279    
280        private boolean func_82528_d(World par1World, int par2, int par3, int par4, int par5)
281        {
282            if (par1World.getBlockId(par2, par3, par4) != this.blockID)
283            {
284                return false;
285            }
286            else
287            {
288                TileEntity var6 = par1World.getBlockTileEntity(par2, par3, par4);
289                return var6 != null && var6 instanceof TileEntitySkull ? ((TileEntitySkull)var6).func_82117_a() == par5 : false;
290            }
291        }
292    }