46 lines
1.3 KiB
Java
46 lines
1.3 KiB
Java
package btools.mapcreator;
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import java.io.DataInputStream;
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import java.io.DataOutputStream;
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/**
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* Container for node data on the preprocessor level
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*
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* @author ab
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*/
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public class NodeData extends MapCreatorBase
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{
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public long nid;
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public int ilon;
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public int ilat;
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public byte[] description;
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public short selev = Short.MIN_VALUE;
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public NodeData( long id, double lon, double lat )
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{
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nid = id;
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ilat = (int)( ( lat + 90. )*1000000. + 0.5);
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ilon = (int)( ( lon + 180. )*1000000. + 0.5);
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}
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public NodeData( DataInputStream dis ) throws Exception
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{
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nid = readId( dis );
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ilon = dis.readInt();
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ilat = dis.readInt();
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int mode = dis.readByte();
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if ( ( mode & 1 ) != 0 ) { int dlen = dis.readByte(); description = new byte[dlen]; dis.readFully( description ); }
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if ( ( mode & 2 ) != 0 ) selev = dis.readShort();
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}
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public void writeTo( DataOutputStream dos ) throws Exception
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{
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writeId( dos, nid );
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dos.writeInt( ilon );
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dos.writeInt( ilat );
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int mode = ( description == null ? 0 : 1 ) | ( selev == Short.MIN_VALUE ? 0 : 2 );
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dos.writeByte( (byte)mode );
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if ( ( mode & 1 ) != 0 ) { dos.writeByte( description.length ); dos.write( description ); }
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if ( ( mode & 2 ) != 0 ) dos.writeShort( selev );
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}
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}
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