/*******************************************************************************
  Copyright(c) 2012 Jasem Mutlaq. All rights reserved.

  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 Library General Public License
  along with this library; see the file COPYING.LIB.  If not, write to
  the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
  Boston, MA 02110-1301, USA.

  The full GNU General Public License is included in this distribution in the
  file called LICENSE.
*******************************************************************************/

#pragma once

#include "defaultdevice.h"
#include "indiguiderinterface.h"

class GPUSBDriver;

class GPUSB : public INDI::GuiderInterface, public INDI::DefaultDevice
{
  public:
    GPUSB();
    virtual ~GPUSB();

    virtual bool initProperties();
    virtual bool updateProperties();
    virtual void ISGetProperties(const char *dev);
    virtual bool ISNewNumber(const char *dev, const char *name, double values[], char *names[], int n);
    virtual bool ISNewSwitch(const char *dev, const char *name, ISState *states, char *names[], int n);
    virtual bool ISNewText(const char *dev, const char *name, char *texts[], char *names[], int n);
    virtual bool ISSnoopDevice(XMLEle *root);

  protected:
    //  Generic indi device entries
    bool Connect();
    bool Disconnect();
    const char *getDefaultName();
    void debugTriggered(bool enable);

    void TimerHit();

    virtual IPState GuideNorth(uint32_t ms);
    virtual IPState GuideSouth(uint32_t ms);
    virtual IPState GuideEast(uint32_t ms);
    virtual IPState GuideWest(uint32_t ms);

  private:
    float CalcWEPulseTimeLeft();
    float CalcNSPulseTimeLeft();

    bool InWEPulse;
    float WEPulseRequest;
    struct timeval WEPulseStart;
    int WEtimerID;

    bool InNSPulse;
    float NSPulseRequest;
    struct timeval NSPulseStart;
    int NStimerID;

    int WEDir;
    int NSDir;

    GPUSBDriver *driver;
};
