001    package net.minecraft.item;
002    
003    import cpw.mods.fml.relauncher.Side;
004    import cpw.mods.fml.relauncher.SideOnly;
005    import java.util.Iterator;
006    import java.util.List;
007    import net.minecraft.block.Block;
008    import net.minecraft.creativetab.CreativeTabs;
009    import net.minecraft.entity.Entity;
010    import net.minecraft.entity.EntityEggInfo;
011    import net.minecraft.entity.EntityList;
012    import net.minecraft.entity.EntityLiving;
013    import net.minecraft.entity.player.EntityPlayer;
014    import net.minecraft.util.Facing;
015    import net.minecraft.util.MathHelper;
016    import net.minecraft.util.StatCollector;
017    import net.minecraft.world.World;
018    
019    public class ItemMonsterPlacer extends Item
020    {
021        public ItemMonsterPlacer(int par1)
022        {
023            super(par1);
024            this.setHasSubtypes(true);
025            this.setCreativeTab(CreativeTabs.tabMisc);
026        }
027    
028        public String getItemDisplayName(ItemStack par1ItemStack)
029        {
030            String var2 = ("" + StatCollector.translateToLocal(this.getItemName() + ".name")).trim();
031            String var3 = EntityList.getStringFromID(par1ItemStack.getItemDamage());
032    
033            if (var3 != null)
034            {
035                var2 = var2 + " " + StatCollector.translateToLocal("entity." + var3 + ".name");
036            }
037    
038            return var2;
039        }
040    
041        @SideOnly(Side.CLIENT)
042        public int getColorFromItemStack(ItemStack par1ItemStack, int par2)
043        {
044            EntityEggInfo var3 = (EntityEggInfo)EntityList.entityEggs.get(Integer.valueOf(par1ItemStack.getItemDamage()));
045            return var3 != null ? (par2 == 0 ? var3.primaryColor : var3.secondaryColor) : 16777215;
046        }
047    
048        /**
049         * Callback for item usage. If the item does something special on right clicking, he will have one of those. Return
050         * True if something happen and false if it don't. This is for ITEMS, not BLOCKS
051         */
052        public boolean onItemUse(ItemStack par1ItemStack, EntityPlayer par2EntityPlayer, World par3World, int par4, int par5, int par6, int par7, float par8, float par9, float par10)
053        {
054            if (par3World.isRemote)
055            {
056                return true;
057            }
058            else
059            {
060                int var11 = par3World.getBlockId(par4, par5, par6);
061                par4 += Facing.offsetsXForSide[par7];
062                par5 += Facing.offsetsYForSide[par7];
063                par6 += Facing.offsetsZForSide[par7];
064                double var12 = 0.0D;
065    
066                if (par7 == 1 && Block.blocksList[var11] != null && Block.blocksList[var11].getRenderType() == 11)
067                {
068                    var12 = 0.5D;
069                }
070    
071                if (spawnCreature(par3World, par1ItemStack.getItemDamage(), (double)par4 + 0.5D, (double)par5 + var12, (double)par6 + 0.5D) != null && !par2EntityPlayer.capabilities.isCreativeMode)
072                {
073                    --par1ItemStack.stackSize;
074                }
075    
076                return true;
077            }
078        }
079    
080        /**
081         * Spawns the creature specified by the egg's type in the location specified by the last three parameters.
082         * Parameters: world, entityID, x, y, z.
083         */
084        public static Entity spawnCreature(World par0World, int par1, double par2, double par4, double par6)
085        {
086            if (!EntityList.entityEggs.containsKey(Integer.valueOf(par1)))
087            {
088                return null;
089            }
090            else
091            {
092                Entity var8 = null;
093    
094                for (int var9 = 0; var9 < 1; ++var9)
095                {
096                    var8 = EntityList.createEntityByID(par1, par0World);
097    
098                    if (var8 != null && var8 instanceof EntityLiving)
099                    {
100                        EntityLiving var10 = (EntityLiving)var8;
101                        var8.setLocationAndAngles(par2, par4, par6, MathHelper.wrapAngleTo180_float(par0World.rand.nextFloat() * 360.0F), 0.0F);
102                        var10.rotationYawHead = var10.rotationYaw;
103                        var10.renderYawOffset = var10.rotationYaw;
104                        var10.initCreature();
105                        par0World.spawnEntityInWorld(var8);
106                        var10.playLivingSound();
107                    }
108                }
109    
110                return var8;
111            }
112        }
113    
114        @SideOnly(Side.CLIENT)
115        public boolean requiresMultipleRenderPasses()
116        {
117            return true;
118        }
119    
120        @SideOnly(Side.CLIENT)
121    
122        /**
123         * Gets an icon index based on an item's damage value and the given render pass
124         */
125        public int getIconFromDamageForRenderPass(int par1, int par2)
126        {
127            return par2 > 0 ? super.getIconFromDamageForRenderPass(par1, par2) + 16 : super.getIconFromDamageForRenderPass(par1, par2);
128        }
129    
130        @SideOnly(Side.CLIENT)
131    
132        /**
133         * returns a list of items with the same ID, but different meta (eg: dye returns 16 items)
134         */
135        public void getSubItems(int par1, CreativeTabs par2CreativeTabs, List par3List)
136        {
137            Iterator var4 = EntityList.entityEggs.values().iterator();
138    
139            while (var4.hasNext())
140            {
141                EntityEggInfo var5 = (EntityEggInfo)var4.next();
142                par3List.add(new ItemStack(par1, 1, var5.spawnedID));
143            }
144        }
145    }