TelescopeClientDirectNexStar.hpp

/*
 * Stellarium Telescope Control Plug-in
 * 
 * Copyright (C) 2009 Bogdan Marinov (this file,
 * reusing code written by Johannes Gajdosik in 2006)
 * 
 * Johannes Gajdosik wrote in 2006 the original telescope control feature
 * as a core module of Stellarium. In 2009 it was significantly extended with
 * GUI features and later split as an external plug-in module by Bogdan Marinov.
 * 
 * 
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version 2
 * of the License, or (at your option) any later version.
 * 
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 * 
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Suite 500, Boston, MA  02110-1335, USA.
 */

#ifndef _TELESCOPE_CLIENT_DIRECT_NEXSTAR_
#define _TELESCOPE_CLIENT_DIRECT_NEXSTAR_

#include <QObject>
#include <QString>

#include "StelApp.hpp"
#include "StelObject.hpp"

#include "Server.hpp" //from the telescope server source tree
#include "TelescopeClient.hpp" //from the plug-in's source tree
#include "InterpolatedPosition.hpp"

class NexStarConnection;

class TelescopeClientDirectNexStar : public TelescopeClient, public Server
{
    Q_OBJECT
public:
    TelescopeClientDirectNexStar(const QString &name, const QString &parameters, Equinox eq = EquinoxJ2000);
    ~TelescopeClientDirectNexStar(void)
    {
        //hangup();
    }
    
    //======================================================================
    // Methods inherited from TelescopeClient
    bool isConnected(void) const;
    
    //======================================================================
    // Methods inherited from Server
    virtual void step(long long int timeout_micros);
    void communicationResetReceived(void);
    void raReceived(unsigned int ra_int);
    void decReceived(unsigned int dec_int);
    
private:
    //======================================================================
    // Methods inherited from TelescopeClient
    Vec3d getJ2000EquatorialPos(const StelCore* core=0) const;
    bool prepareCommunication();
    void performCommunication();
    void telescopeGoto(const Vec3d &j2000Pos);
    bool isInitialized(void) const;
    
    //======================================================================
    // Methods inherited from Server
    void sendPosition(unsigned int ra_int, int dec_int, int status);
    //TODO: Find out if this method is needed. It's called by Connection.
    void gotoReceived(unsigned int ra_int, int dec_int);
    
private:
    void hangup(void);
    int time_delay;
    
    InterpolatedPosition interpolatedPosition;
    virtual bool hasKnownPosition(void) const
    {
        return interpolatedPosition.isKnown();
    }

    Equinox equinox;
    
    //======================================================================
    // Members taken from ServerNexStar
    NexStarConnection *nexstar;
    
    unsigned int last_ra;
    bool queue_get_position;
    long long int next_pos_time;
};

#endif //_TELESCOPE_CLIENT_DIRECT_LX200_