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Recon.h

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// $Id: Recon.h,v 1.4 2001/01/26 02:09:31 burnett Exp $

#ifndef __RECON_H
#define __RECON_H 1

#include "reconstruction/LbldData.h"
#include <iostream>
#include <list>

class ReconVisitor;
namespace gui { class DisplayRep; }

class Recon;
typedef std::list<Recon *> ReconList;
typedef std::list<Recon *>::iterator ReconListIterator;
typedef std::list<Recon *>::const_iterator ReconListConstIterator;



class Recon 
{
public:
    
    enum ReconState {RESET, DONE, FAIL};
    
    Recon ();
    
    Recon (Recon* prnt);
    
    virtual ~Recon ();
    
    
    virtual Recon& addRecon (Recon* nextRecon);
    
    virtual Recon& removeRecon (Recon* oldRecon);
    
    Recon& setParent (Recon* rc)
    {
        _parent = rc; return *this;
    }
    
    void deleteRecons ();
    
    virtual const char* nameOf () const
    {
        return "Recon"; 
    }
    
    Recon& setTitle (const char* newTitle);
    
    const char* title () const
    {
        return _title? _title : "no title";
    }
    
    virtual void clear ();
    
    virtual void accept (ReconVisitor& a);
    
    virtual void readData (std::istream& is);
    
    virtual void writeData (std::ostream& os);
    
    enum Recon::ReconState state () const
    {
        return _state;
    }
    
    void setState (enum Recon::ReconState s)
    {
        _state = s;
    }
    
    //  Printing and GUI Methods
    virtual void printOn (std::ostream& os = std::cout) const;

    gui::DisplayRep* displayRep();

    virtual void draw (gui::DisplayRep& v);
    
    // Data Members for Associations
    
    LbldData data;
    
    int & mode(){return s_mode;}
private:
        
    class Rep;  // nested class, forward declaration
    char* _title;
    enum Recon::ReconState _state;
    //  The Recon which depends on this, null for root
    Recon *_parent;
    ReconList  _reconList;
    
    static int s_mode; // mode that can be set, examined
};

#endif

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