/************************************************************************* *   @<title> Visualizer.h </title>@ * *   @<!-- Copyright 2006 Mark Lisee, Boleslaw K. Szymanski and Rensselaer *   Polytechnic Institute. All worldwide rights reserved.  A license to use, *   copy, modify and distribute this software for non-commercial research *   purposes only is hereby granted, provided that this copyright notice and *   accompanying disclaimer is not modified or removed from the software. * *   DISCLAIMER: The software is distributed "AS IS" without any express or *   implied warranty, including but not limited to, any implied warranties of *   merchantability or fitness for a particular purpose or any warranty of *   non-infringement of any current or pending patent rights. The authors of *   the software make no representations about the suitability of this *   software for any particular purpose. The entire risk as to the quality *   and performance of the software is with the user. Should the software *   prove defective, the user assumes the cost of all necessary servicing, *   repair or correction. In particular, neither Rensselaer Polytechnic *   Institute, nor the authors of the software are liable for any indirect, *   special, consequential, or incidental damages related to the software, *   to the maximum extent the law permits.-->@ * *************************************************************************//*** The Visualizer class is used to create files that may be used as input for** gnuplot so that the nodes locations and packet routes may be visualized.**** The class must be instantiated with either the base name of the files to** be created or with no arguments, in which case no output is generated.**** Files created** baseName.nodes: location of all nodes** baseName.paths: all of the routes taken by successful packets** baseName.drops: all of the routes taken by packet that were eventually**		   dropped.*/#ifndef	_Visualizer_h_#define	_Visualizer_h_#include <cstdio>#include <map>class Visualizer{ public:  static Visualizer	*instantiate( const char *baseName);  static Visualizer	*instantiate();		~Visualizer();  void		nodeLocation( int addr, double x, double y);  void		writePath( int src, int dest, int seqNumber, Path path,			   bool atDestination);	// false if pkt dropped due to exceeding TTL  bool		startConnectFile( double maxX, double maxY);  void		addConnection( double srcX, double srcY, double destX,			       double destY);  void		endConnectFile(); private:  enum whichFile  {    wFNode = 0,    wFPath = 1,    wFDrop = 2  };		Visualizer( const char *baseName);  bool		displayNode( int addr, whichFile path);  static Visualizer	*instance;  struct LocInfo  {    double	x;    double	y;    LocInfo( double xIn, double yIn) { x = xIn; y = yIn; }  };  typedef std::map< int, struct LocInfo *>	LocationList;  LocationList	nodes;  FILE		*nodeFile;  FILE		*pathFile;  FILE		*dropFile;  bool		enabled;  char		*baseName;  FILE		*connectFile;  bool		connectFileOpen;  double	cfMaxX;  double	cfMaxY;};#endif	// _Visualizer_h_/* end file Visualizer.h */