001    package net.minecraft.src;
002    
003    import java.io.DataInputStream;
004    import java.io.DataOutputStream;
005    import java.io.IOException;
006    
007    public class Packet53BlockChange extends Packet
008    {
009        /** Block X position. */
010        public int xPosition;
011    
012        /** Block Y position. */
013        public int yPosition;
014    
015        /** Block Z position. */
016        public int zPosition;
017    
018        /** The new block type for the block. */
019        public int type;
020    
021        /** Metadata of the block. */
022        public int metadata;
023    
024        public Packet53BlockChange()
025        {
026            this.isChunkDataPacket = true;
027        }
028    
029        public Packet53BlockChange(int par1, int par2, int par3, World par4World)
030        {
031            this.isChunkDataPacket = true;
032            this.xPosition = par1;
033            this.yPosition = par2;
034            this.zPosition = par3;
035            this.type = par4World.getBlockId(par1, par2, par3);
036            this.metadata = par4World.getBlockMetadata(par1, par2, par3);
037        }
038    
039        /**
040         * Abstract. Reads the raw packet data from the data stream.
041         */
042        public void readPacketData(DataInputStream par1DataInputStream) throws IOException
043        {
044            this.xPosition = par1DataInputStream.readInt();
045            this.yPosition = par1DataInputStream.read();
046            this.zPosition = par1DataInputStream.readInt();
047            this.type = par1DataInputStream.readShort();
048            this.metadata = par1DataInputStream.read();
049        }
050    
051        /**
052         * Abstract. Writes the raw packet data to the data stream.
053         */
054        public void writePacketData(DataOutputStream par1DataOutputStream) throws IOException
055        {
056            par1DataOutputStream.writeInt(this.xPosition);
057            par1DataOutputStream.write(this.yPosition);
058            par1DataOutputStream.writeInt(this.zPosition);
059            par1DataOutputStream.writeShort(this.type);
060            par1DataOutputStream.write(this.metadata);
061        }
062    
063        /**
064         * Passes this Packet on to the NetHandler for processing.
065         */
066        public void processPacket(NetHandler par1NetHandler)
067        {
068            par1NetHandler.handleBlockChange(this);
069        }
070    
071        /**
072         * Abstract. Return the size of the packet (not counting the header).
073         */
074        public int getPacketSize()
075        {
076            return 11;
077        }
078    }