/*

	csbigcam.h - Contains the interface to the csbigcam
				 camera class

	1. This software (c)2004-2011 Santa Barbara Instrument Group.
	2. This free software is provided as an example of how
	   to communicate with SBIG cameras.  It is provided AS-IS
	   without any guarantees by SBIG of suitability for a
	   particular purpose and without any guarantee to be
	   bug-free.  If you use it you agree to these terms and
	   agree to do so at your own risk.
    3. Any distribution of this source code to include these
	   terms.

*/
#ifndef _CSBIGCAM_
#define _CSBIGCAM_

#ifndef _LPARDRV_
 #include "lpardrv.h"
#endif

#ifndef _CSBIGIMG_
 #include "csbigimg.h"
#endif

// 2008-12-10: JS has changed the #include <string> to the #include <cstring> otherwise
// the following compiler error under gcc version 4.3.2 (Ubuntu 4.3.2-1ubuntu11):
// soldan@asus:/projects/sbigudrv/Release/app$ make
// g++ -O2 -I . -L /usr/local/lib -Wall -o csbigcam.o -c csbigcam.cpp
// csbigcam.cpp: In member function ‘std::string CSBIGCam::GetCameraTypeString()’:
// csbigcam.cpp:301: error: ‘strchr’ was not declared in this scope
// make: *** [csbigcam.o] Error 1
// Maybe not necessary on other distros!

#include <cstring>
using namespace std;

typedef enum
{
	RELAY_XPLUS, RELAY_XMINUS, RELAY_YPLUS, RELAY_YMINUS
}
CAMERA_RELAY;

typedef enum
{
	SBDF_LIGHT_ONLY, SBDF_DARK_ONLY, SBDF_DARK_ALSO
}
SBIG_DARK_FRAME;

typedef enum
{
	GS_IDLE, GS_DAWN, GS_EXPOSING_DARK, GS_DIGITIZING_DARK, GS_EXPOSING_LIGHT,
	GS_DIGITIZING_LIGHT, GS_DUSK
}
GRAB_STATE;

class CSBIGCam
{
private:
	PAR_ERROR 			m_eLastError;
	PAR_COMMAND 		m_eLastCommand;
	short 				m_nDrvHandle;
	CAMERA_TYPE 		m_eCameraType;
	unsigned short 		m_nFirmwareVersion;
	CCD_REQUEST 		m_eActiveCCD;
	double 				m_dExposureTime;
	unsigned short 		m_uReadoutMode;
	ABG_STATE7 			m_eABGState;
	int 				m_nSubFrameLeft,
						m_nSubFrameTop,
						m_nSubFrameWidth,
						m_nSubFrameHeight;
	GRAB_STATE 			m_eGrabState;
	double 				m_dGrabPercent;
	CFW_MODEL_SELECT	m_eCFWModel;
	CFW_ERROR 			m_eCFWError;

	struct GRAB_INFO
	{
		unsigned short 	vertNBinning, hBin, vBin;
		unsigned short 	rm;
		int 			left, top, width, height;
	}
	m_sGrabInfo;

public:
	// Constructors/Destructors
	CSBIGCam();
	CSBIGCam(OpenDeviceParams odp);
	CSBIGCam(SBIG_DEVICE_TYPE dev);
	~CSBIGCam();

	void Init();

	// Error Reporting Routines
	PAR_ERROR 	GetError();
	string 		GetErrorString();
	string 		GetErrorString(PAR_ERROR err);
	PAR_COMMAND GetCommand();

	// Setters /Getters
	unsigned short GetFirmwareVersion(void)
	{
		return m_nFirmwareVersion;
	}

	double GetExposureTime(void)
	{
		return m_dExposureTime;
	}

	void SetExposureTime(double exp)
	{
		m_dExposureTime = exp;
	}

	CCD_REQUEST GetActiveCCD(void)
	{
		return m_eActiveCCD;
	}

	void SetActiveCCD(CCD_REQUEST ccd)
	{
		m_eActiveCCD = ccd;
	}

	unsigned short GetReadoutMode(void)
	{
		return m_uReadoutMode;
	}

	void SetReadoutMode(unsigned short rm)
	{
		m_uReadoutMode = rm;
	}

	CAMERA_TYPE GetCameraType(void)
	{
		return m_eCameraType;
	}

	ABG_STATE7 GetABGState(void)
	{
		return m_eABGState;
	}

	void SetABGState(ABG_STATE7 abgState)
	{
		m_eABGState = abgState;
	}

	void SetSubFrame(int nLeft,  int nTop,  int nWidth,  int nHeight);
	void GetSubFrame(int &nLeft, int &nTop, int &nWidth, int &nHeight);

	PAR_ERROR GetReadoutInfo(double &pixelWidth, double &pixelHeight, double &eGain);

	// Driver/Device Routines
	PAR_ERROR OpenDriver();
	PAR_ERROR CloseDriver();
	PAR_ERROR OpenDevice(OpenDeviceParams odp);
	PAR_ERROR CloseDevice();
	PAR_ERROR GetDriverInfo(DRIVER_REQUEST request, GetDriverInfoResults0 &gdir);

	// High-Level Exposure Related Commands
	PAR_ERROR GrabSetup(CSBIGImg *pImg, SBIG_DARK_FRAME dark);
	PAR_ERROR GrabMain (CSBIGImg *pImg, SBIG_DARK_FRAME dark);
	PAR_ERROR GrabImage(CSBIGImg *pImg, SBIG_DARK_FRAME dark);
	void 	  GetGrabState(GRAB_STATE &grabState, double &percentComplete);

	// Low-Level Exposure Related Commands
	PAR_ERROR StartExposure(SHUTTER_COMMAND shutterState);
	PAR_ERROR EndExposure(void);
	PAR_ERROR IsExposureComplete(MY_LOGICAL &complete);
	PAR_ERROR StartReadout(StartReadoutParams srp);
	PAR_ERROR EndReadout(void);
	PAR_ERROR ReadoutLine(ReadoutLineParams rlp, MY_LOGICAL darkSubtract, unsigned short *dest);
	PAR_ERROR DumpLines(unsigned short noLines);

	//Temperature Related Commands
	PAR_ERROR GetCCDTemperature(double &ccdTemp);
	PAR_ERROR SetTemperatureRegulation(MY_LOGICAL enable, double setpoint);
	PAR_ERROR QueryTemperatureStatus(MY_LOGICAL &enabled, double &ccdTemp,
									 double &setpointTemp, double &percentTE);

	// Control Related Commands
	PAR_ERROR ActivateRelay(CAMERA_RELAY relay, double time);
	PAR_ERROR IsRelayActive(CAMERA_RELAY relay, MY_LOGICAL &active);
	PAR_ERROR AOTipTilt(AOTipTiltParams attp);
	PAR_ERROR CFWCommand(CFWParams cfwp, CFWResults &cfwr);
	PAR_ERROR InitializeShutter(void);

	// General Purpose Commands
	PAR_ERROR EstablishLink(void);
	string 	  GetCameraTypeString(void);
	PAR_ERROR GetFullFrame(int &nWidth, int &nHeight);
	PAR_ERROR GetFormattedCameraInfo(string &ciStr, MY_LOGICAL htmlFormat = TRUE);

	// Utility functions
	MY_LOGICAL 		CheckLink(void);
	unsigned short 	DegreesCToAD(double degC, MY_LOGICAL ccd = TRUE);
	double 			ADToDegreesC(unsigned short ad, MY_LOGICAL ccd = TRUE);
	
	//CFW Functions
	CFW_MODEL_SELECT	GetCFWModel(void) { return m_eCFWModel; }
	PAR_ERROR 			SetCFWModel(CFW_MODEL_SELECT cfwModel, CFW_COM_PORT comPort = CFWPORT_COM1);
	PAR_ERROR 			SetCFWPosition(CFW_POSITION position);
	PAR_ERROR 			GetCFWPositionAndStatus(CFW_POSITION &position, CFW_STATUS &status);
	PAR_ERROR 			GetCFWMaxPosition(CFW_POSITION &position);
	CFW_ERROR 			GetCFWError(void) { return m_eCFWError; }
	string 				GetCFWErrorString(CFW_ERROR err);
	string 				GetCFWErrorString(void);

	// Allows access directly to driver
	PAR_ERROR SBIGUnivDrvCommand(short command, void *Params, void *Results);
};

#endif /* #ifndef _CSBIGCAM_ */