001    package net.minecraft.src;
002    
003    public class ItemEnderEye extends Item
004    {
005        public ItemEnderEye(int par1)
006        {
007            super(par1);
008            this.setCreativeTab(CreativeTabs.tabMisc);
009        }
010    
011        /**
012         * Callback for item usage. If the item does something special on right clicking, he will have one of those. Return
013         * True if something happen and false if it don't. This is for ITEMS, not BLOCKS
014         */
015        public boolean onItemUse(ItemStack par1ItemStack, EntityPlayer par2EntityPlayer, World par3World, int par4, int par5, int par6, int par7, float par8, float par9, float par10)
016        {
017            int var11 = par3World.getBlockId(par4, par5, par6);
018            int var12 = par3World.getBlockMetadata(par4, par5, par6);
019    
020            if (par2EntityPlayer.canPlayerEdit(par4, par5, par6, par7, par1ItemStack) && var11 == Block.endPortalFrame.blockID && !BlockEndPortalFrame.isEnderEyeInserted(var12))
021            {
022                if (par3World.isRemote)
023                {
024                    return true;
025                }
026                else
027                {
028                    par3World.setBlockMetadataWithNotify(par4, par5, par6, var12 + 4);
029                    --par1ItemStack.stackSize;
030                    int var13;
031    
032                    for (var13 = 0; var13 < 16; ++var13)
033                    {
034                        double var14 = (double)((float)par4 + (5.0F + itemRand.nextFloat() * 6.0F) / 16.0F);
035                        double var16 = (double)((float)par5 + 0.8125F);
036                        double var18 = (double)((float)par6 + (5.0F + itemRand.nextFloat() * 6.0F) / 16.0F);
037                        double var20 = 0.0D;
038                        double var22 = 0.0D;
039                        double var24 = 0.0D;
040                        par3World.spawnParticle("smoke", var14, var16, var18, var20, var22, var24);
041                    }
042    
043                    var13 = var12 & 3;
044                    int var26 = 0;
045                    int var15 = 0;
046                    boolean var27 = false;
047                    boolean var17 = true;
048                    int var28 = Direction.enderEyeMetaToDirection[var13];
049                    int var19;
050                    int var21;
051                    int var23;
052                    int var29;
053                    int var30;
054    
055                    for (var19 = -2; var19 <= 2; ++var19)
056                    {
057                        var29 = par4 + Direction.offsetX[var28] * var19;
058                        var21 = par6 + Direction.offsetZ[var28] * var19;
059                        var30 = par3World.getBlockId(var29, par5, var21);
060    
061                        if (var30 == Block.endPortalFrame.blockID)
062                        {
063                            var23 = par3World.getBlockMetadata(var29, par5, var21);
064    
065                            if (!BlockEndPortalFrame.isEnderEyeInserted(var23))
066                            {
067                                var17 = false;
068                                break;
069                            }
070    
071                            var15 = var19;
072    
073                            if (!var27)
074                            {
075                                var26 = var19;
076                                var27 = true;
077                            }
078                        }
079                    }
080    
081                    if (var17 && var15 == var26 + 2)
082                    {
083                        for (var19 = var26; var19 <= var15; ++var19)
084                        {
085                            var29 = par4 + Direction.offsetX[var28] * var19;
086                            var21 = par6 + Direction.offsetZ[var28] * var19;
087                            var29 += Direction.offsetX[var13] * 4;
088                            var21 += Direction.offsetZ[var13] * 4;
089                            var30 = par3World.getBlockId(var29, par5, var21);
090                            var23 = par3World.getBlockMetadata(var29, par5, var21);
091    
092                            if (var30 != Block.endPortalFrame.blockID || !BlockEndPortalFrame.isEnderEyeInserted(var23))
093                            {
094                                var17 = false;
095                                break;
096                            }
097                        }
098    
099                        for (var19 = var26 - 1; var19 <= var15 + 1; var19 += 4)
100                        {
101                            for (var29 = 1; var29 <= 3; ++var29)
102                            {
103                                var21 = par4 + Direction.offsetX[var28] * var19;
104                                var30 = par6 + Direction.offsetZ[var28] * var19;
105                                var21 += Direction.offsetX[var13] * var29;
106                                var30 += Direction.offsetZ[var13] * var29;
107                                var23 = par3World.getBlockId(var21, par5, var30);
108                                int var31 = par3World.getBlockMetadata(var21, par5, var30);
109    
110                                if (var23 != Block.endPortalFrame.blockID || !BlockEndPortalFrame.isEnderEyeInserted(var31))
111                                {
112                                    var17 = false;
113                                    break;
114                                }
115                            }
116                        }
117    
118                        if (var17)
119                        {
120                            for (var19 = var26; var19 <= var15; ++var19)
121                            {
122                                for (var29 = 1; var29 <= 3; ++var29)
123                                {
124                                    var21 = par4 + Direction.offsetX[var28] * var19;
125                                    var30 = par6 + Direction.offsetZ[var28] * var19;
126                                    var21 += Direction.offsetX[var13] * var29;
127                                    var30 += Direction.offsetZ[var13] * var29;
128                                    par3World.setBlockWithNotify(var21, par5, var30, Block.endPortal.blockID);
129                                }
130                            }
131                        }
132                    }
133    
134                    return true;
135                }
136            }
137            else
138            {
139                return false;
140            }
141        }
142    
143        /**
144         * Called whenever this item is equipped and the right mouse button is pressed. Args: itemStack, world, entityPlayer
145         */
146        public ItemStack onItemRightClick(ItemStack par1ItemStack, World par2World, EntityPlayer par3EntityPlayer)
147        {
148            MovingObjectPosition var4 = this.getMovingObjectPositionFromPlayer(par2World, par3EntityPlayer, false);
149    
150            if (var4 != null && var4.typeOfHit == EnumMovingObjectType.TILE)
151            {
152                int var5 = par2World.getBlockId(var4.blockX, var4.blockY, var4.blockZ);
153    
154                if (var5 == Block.endPortalFrame.blockID)
155                {
156                    return par1ItemStack;
157                }
158            }
159    
160            if (!par2World.isRemote)
161            {
162                ChunkPosition var7 = par2World.findClosestStructure("Stronghold", (int)par3EntityPlayer.posX, (int)par3EntityPlayer.posY, (int)par3EntityPlayer.posZ);
163    
164                if (var7 != null)
165                {
166                    EntityEnderEye var6 = new EntityEnderEye(par2World, par3EntityPlayer.posX, par3EntityPlayer.posY + 1.62D - (double)par3EntityPlayer.yOffset, par3EntityPlayer.posZ);
167                    var6.moveTowards((double)var7.x, var7.y, (double)var7.z);
168                    par2World.spawnEntityInWorld(var6);
169                    par2World.playSoundAtEntity(par3EntityPlayer, "random.bow", 0.5F, 0.4F / (itemRand.nextFloat() * 0.4F + 0.8F));
170                    par2World.playAuxSFXAtEntity((EntityPlayer)null, 1002, (int)par3EntityPlayer.posX, (int)par3EntityPlayer.posY, (int)par3EntityPlayer.posZ, 0);
171    
172                    if (!par3EntityPlayer.capabilities.isCreativeMode)
173                    {
174                        --par1ItemStack.stackSize;
175                    }
176                }
177            }
178    
179            return par1ItemStack;
180        }
181    }