package net.minecraft.block; import cpw.mods.fml.relauncher.Side; import cpw.mods.fml.relauncher.SideOnly; import java.util.Random; import net.minecraft.block.material.Material; import net.minecraft.client.renderer.texture.IconRegister; import net.minecraft.entity.EntityLiving; import net.minecraft.entity.item.EntityItem; import net.minecraft.entity.player.EntityPlayer; import net.minecraft.inventory.Container; import net.minecraft.inventory.IInventory; import net.minecraft.item.ItemStack; import net.minecraft.nbt.NBTTagCompound; import net.minecraft.tileentity.TileEntity; import net.minecraft.tileentity.TileEntityFurnace; import net.minecraft.util.Icon; import net.minecraft.util.MathHelper; import net.minecraft.world.World; public class BlockFurnace extends BlockContainer { /** * Is the random generator used by furnace to drop the inventory contents in random directions. */ private final Random furnaceRand = new Random(); /** True if this is an active furnace, false if idle */ private final boolean isActive; /** * This flag is used to prevent the furnace inventory to be dropped upon block removal, is used internally when the * furnace block changes from idle to active and vice-versa. */ private static boolean keepFurnaceInventory = false; @SideOnly(Side.CLIENT) private Icon furnaceIconTop; @SideOnly(Side.CLIENT) private Icon furnaceIconFront; protected BlockFurnace(int par1, boolean par2) { super(par1, Material.rock); this.isActive = par2; } /** * Returns the ID of the items to drop on destruction. */ public int idDropped(int par1, Random par2Random, int par3) { return Block.furnaceIdle.blockID; } /** * Called whenever the block is added into the world. Args: world, x, y, z */ public void onBlockAdded(World par1World, int par2, int par3, int par4) { super.onBlockAdded(par1World, par2, par3, par4); this.setDefaultDirection(par1World, par2, par3, par4); } /** * set a blocks direction */ private void setDefaultDirection(World par1World, int par2, int par3, int par4) { if (!par1World.isRemote) { int l = par1World.getBlockId(par2, par3, par4 - 1); int i1 = par1World.getBlockId(par2, par3, par4 + 1); int j1 = par1World.getBlockId(par2 - 1, par3, par4); int k1 = par1World.getBlockId(par2 + 1, par3, par4); byte b0 = 3; if (Block.opaqueCubeLookup[l] && !Block.opaqueCubeLookup[i1]) { b0 = 3; } if (Block.opaqueCubeLookup[i1] && !Block.opaqueCubeLookup[l]) { b0 = 2; } if (Block.opaqueCubeLookup[j1] && !Block.opaqueCubeLookup[k1]) { b0 = 5; } if (Block.opaqueCubeLookup[k1] && !Block.opaqueCubeLookup[j1]) { b0 = 4; } par1World.setBlockMetadataWithNotify(par2, par3, par4, b0, 2); } } @SideOnly(Side.CLIENT) /** * From the specified side and block metadata retrieves the blocks texture. Args: side, metadata */ public Icon getIcon(int par1, int par2) { return par1 == 1 ? this.furnaceIconTop : (par1 == 0 ? this.furnaceIconTop : (par1 != par2 ? this.blockIcon : this.furnaceIconFront)); } @SideOnly(Side.CLIENT) /** * When this method is called, your block should register all the icons it needs with the given IconRegister. This * is the only chance you get to register icons. */ public void registerIcons(IconRegister par1IconRegister) { this.blockIcon = par1IconRegister.registerIcon("furnace_side"); this.furnaceIconFront = par1IconRegister.registerIcon(this.isActive ? "furnace_front_lit" : "furnace_front"); this.furnaceIconTop = par1IconRegister.registerIcon("furnace_top"); } /** * Called upon block activation (right click on the block.) */ public boolean onBlockActivated(World par1World, int par2, int par3, int par4, EntityPlayer par5EntityPlayer, int par6, float par7, float par8, float par9) { if (par1World.isRemote) { return true; } else { TileEntityFurnace tileentityfurnace = (TileEntityFurnace)par1World.getBlockTileEntity(par2, par3, par4); if (tileentityfurnace != null) { par5EntityPlayer.displayGUIFurnace(tileentityfurnace); } return true; } } /** * Update which block ID the furnace is using depending on whether or not it is burning */ public static void updateFurnaceBlockState(boolean par0, World par1World, int par2, int par3, int par4) { int l = par1World.getBlockMetadata(par2, par3, par4); TileEntity tileentity = par1World.getBlockTileEntity(par2, par3, par4); keepFurnaceInventory = true; if (par0) { par1World.setBlock(par2, par3, par4, Block.furnaceBurning.blockID); } else { par1World.setBlock(par2, par3, par4, Block.furnaceIdle.blockID); } keepFurnaceInventory = false; par1World.setBlockMetadataWithNotify(par2, par3, par4, l, 2); if (tileentity != null) { tileentity.validate(); par1World.setBlockTileEntity(par2, par3, par4, tileentity); } } @SideOnly(Side.CLIENT) /** * A randomly called display update to be able to add particles or other items for display */ public void randomDisplayTick(World par1World, int par2, int par3, int par4, Random par5Random) { if (this.isActive) { int l = par1World.getBlockMetadata(par2, par3, par4); float f = (float)par2 + 0.5F; float f1 = (float)par3 + 0.0F + par5Random.nextFloat() * 6.0F / 16.0F; float f2 = (float)par4 + 0.5F; float f3 = 0.52F; float f4 = par5Random.nextFloat() * 0.6F - 0.3F; if (l == 4) { par1World.spawnParticle("smoke", (double)(f - f3), (double)f1, (double)(f2 + f4), 0.0D, 0.0D, 0.0D); par1World.spawnParticle("flame", (double)(f - f3), (double)f1, (double)(f2 + f4), 0.0D, 0.0D, 0.0D); } else if (l == 5) { par1World.spawnParticle("smoke", (double)(f + f3), (double)f1, (double)(f2 + f4), 0.0D, 0.0D, 0.0D); par1World.spawnParticle("flame", (double)(f + f3), (double)f1, (double)(f2 + f4), 0.0D, 0.0D, 0.0D); } else if (l == 2) { par1World.spawnParticle("smoke", (double)(f + f4), (double)f1, (double)(f2 - f3), 0.0D, 0.0D, 0.0D); par1World.spawnParticle("flame", (double)(f + f4), (double)f1, (double)(f2 - f3), 0.0D, 0.0D, 0.0D); } else if (l == 3) { par1World.spawnParticle("smoke", (double)(f + f4), (double)f1, (double)(f2 + f3), 0.0D, 0.0D, 0.0D); par1World.spawnParticle("flame", (double)(f + f4), (double)f1, (double)(f2 + f3), 0.0D, 0.0D, 0.0D); } } } /** * Returns a new instance of a block's tile entity class. Called on placing the block. */ public TileEntity createNewTileEntity(World par1World) { return new TileEntityFurnace(); } /** * Called when the block is placed in the world. */ public void onBlockPlacedBy(World par1World, int par2, int par3, int par4, EntityLiving par5EntityLiving, ItemStack par6ItemStack) { int l = MathHelper.floor_double((double)(par5EntityLiving.rotationYaw * 4.0F / 360.0F) + 0.5D) & 3; if (l == 0) { par1World.setBlockMetadataWithNotify(par2, par3, par4, 2, 2); } if (l == 1) { par1World.setBlockMetadataWithNotify(par2, par3, par4, 5, 2); } if (l == 2) { par1World.setBlockMetadataWithNotify(par2, par3, par4, 3, 2); } if (l == 3) { par1World.setBlockMetadataWithNotify(par2, par3, par4, 4, 2); } if (par6ItemStack.hasDisplayName()) { ((TileEntityFurnace)par1World.getBlockTileEntity(par2, par3, par4)).func_94129_a(par6ItemStack.getDisplayName()); } } /** * ejects contained items into the world, and notifies neighbours of an update, as appropriate */ public void breakBlock(World par1World, int par2, int par3, int par4, int par5, int par6) { if (!keepFurnaceInventory) { TileEntityFurnace tileentityfurnace = (TileEntityFurnace)par1World.getBlockTileEntity(par2, par3, par4); if (tileentityfurnace != null) { for (int j1 = 0; j1 < tileentityfurnace.getSizeInventory(); ++j1) { ItemStack itemstack = tileentityfurnace.getStackInSlot(j1); if (itemstack != null) { float f = this.furnaceRand.nextFloat() * 0.8F + 0.1F; float f1 = this.furnaceRand.nextFloat() * 0.8F + 0.1F; float f2 = this.furnaceRand.nextFloat() * 0.8F + 0.1F; while (itemstack.stackSize > 0) { int k1 = this.furnaceRand.nextInt(21) + 10; if (k1 > itemstack.stackSize) { k1 = itemstack.stackSize; } itemstack.stackSize -= k1; EntityItem entityitem = new EntityItem(par1World, (double)((float)par2 + f), (double)((float)par3 + f1), (double)((float)par4 + f2), new ItemStack(itemstack.itemID, k1, itemstack.getItemDamage())); if (itemstack.hasTagCompound()) { entityitem.getEntityItem().setTagCompound((NBTTagCompound)itemstack.getTagCompound().copy()); } float f3 = 0.05F; entityitem.motionX = (double)((float)this.furnaceRand.nextGaussian() * f3); entityitem.motionY = (double)((float)this.furnaceRand.nextGaussian() * f3 + 0.2F); entityitem.motionZ = (double)((float)this.furnaceRand.nextGaussian() * f3); par1World.spawnEntityInWorld(entityitem); } } } par1World.func_96440_m(par2, par3, par4, par5); } } super.breakBlock(par1World, par2, par3, par4, par5, par6); } /** * If this returns true, then comparators facing away from this block will use the value from * getComparatorInputOverride instead of the actual redstone signal strength. */ public boolean hasComparatorInputOverride() { return true; } /** * If hasComparatorInputOverride returns true, the return value from this is used instead of the redstone signal * strength when this block inputs to a comparator. */ public int getComparatorInputOverride(World par1World, int par2, int par3, int par4, int par5) { return Container.calcRedstoneFromInventory((IInventory)par1World.getBlockTileEntity(par2, par3, par4)); } @SideOnly(Side.CLIENT) /** * only called by clickMiddleMouseButton , and passed to inventory.setCurrentItem (along with isCreative) */ public int idPicked(World par1World, int par2, int par3, int par4) { return Block.furnaceIdle.blockID; } }