001    package net.minecraft.dispenser;
002    
003    import net.minecraft.block.BlockDispenser;
004    import net.minecraft.entity.item.EntityItem;
005    import net.minecraft.item.ItemStack;
006    import net.minecraft.util.EnumFacing;
007    import net.minecraft.world.World;
008    
009    public class BehaviorDefaultDispenseItem implements IBehaviorDispenseItem
010    {
011        /**
012         * Dispenses the specified ItemStack from a dispenser.
013         */
014        public final ItemStack dispense(IBlockSource par1IBlockSource, ItemStack par2ItemStack)
015        {
016            ItemStack var3 = this.dispenseStack(par1IBlockSource, par2ItemStack);
017            this.playDispenseSound(par1IBlockSource);
018            this.spawnDispenseParticles(par1IBlockSource, EnumFacing.func_82600_a(par1IBlockSource.func_82620_h()));
019            return var3;
020        }
021    
022        /**
023         * Dispense the specified stack, play the dispense sound and spawn particles.
024         */
025        protected ItemStack dispenseStack(IBlockSource par1IBlockSource, ItemStack par2ItemStack)
026        {
027            EnumFacing var3 = EnumFacing.func_82600_a(par1IBlockSource.func_82620_h());
028            IPosition var4 = BlockDispenser.func_82525_a(par1IBlockSource);
029            ItemStack var5 = par2ItemStack.splitStack(1);
030            func_82486_a(par1IBlockSource.getWorld(), var5, 6, var3, var4);
031            return par2ItemStack;
032        }
033    
034        public static void func_82486_a(World par0World, ItemStack par1ItemStack, int par2, EnumFacing par3EnumFacing, IPosition par4IPosition)
035        {
036            double var5 = par4IPosition.getX();
037            double var7 = par4IPosition.getY();
038            double var9 = par4IPosition.getZ();
039            EntityItem var11 = new EntityItem(par0World, var5, var7 - 0.3D, var9, par1ItemStack);
040            double var12 = par0World.rand.nextDouble() * 0.1D + 0.2D;
041            var11.motionX = (double)par3EnumFacing.func_82601_c() * var12;
042            var11.motionY = 0.20000000298023224D;
043            var11.motionZ = (double)par3EnumFacing.func_82599_e() * var12;
044            var11.motionX += par0World.rand.nextGaussian() * 0.007499999832361937D * (double)par2;
045            var11.motionY += par0World.rand.nextGaussian() * 0.007499999832361937D * (double)par2;
046            var11.motionZ += par0World.rand.nextGaussian() * 0.007499999832361937D * (double)par2;
047            par0World.spawnEntityInWorld(var11);
048        }
049    
050        /**
051         * Play the dispense sound from the specified block.
052         */
053        protected void playDispenseSound(IBlockSource par1IBlockSource)
054        {
055            par1IBlockSource.getWorld().playAuxSFX(1000, par1IBlockSource.getXInt(), par1IBlockSource.getYInt(), par1IBlockSource.getZInt(), 0);
056        }
057    
058        /**
059         * Order clients to display dispense particles from the specified block and facing.
060         */
061        protected void spawnDispenseParticles(IBlockSource par1IBlockSource, EnumFacing par2EnumFacing)
062        {
063            par1IBlockSource.getWorld().playAuxSFX(2000, par1IBlockSource.getXInt(), par1IBlockSource.getYInt(), par1IBlockSource.getZInt(), this.func_82488_a(par2EnumFacing));
064        }
065    
066        private int func_82488_a(EnumFacing par1EnumFacing)
067        {
068            return par1EnumFacing.func_82601_c() + 1 + (par1EnumFacing.func_82599_e() + 1) * 3;
069        }
070    }