#ifndef _GRATFOCUS_H
#define _GRATFOCUS_H

#ifdef __cplusplus
extern "C" {
#endif

#ifdef GRAT_EXPORT
#define GRAT_API __declspec(dllexport)
#else
#define GRAT_API __declspec(dllimport)
#endif

GRAT_API int OpenClipper(void);
GRAT_API int CloseClipper(void);
GRAT_API void MotorOnOff(int axis, int OnOffSwitch);
GRAT_API void MoveGrating(int MotorStep);
GRAT_API void MoveCamFocus(int cam, int MotorStep); // cam must be 1 or 2;
GRAT_API double ReadPosition(int axis);
GRAT_API void ReadLimitStatus(int axis, int* pLimit, int* nLimit);
GRAT_API void Go2PLimit(int axis);
GRAT_API void Go2NLimit(int axis);
GRAT_API void Go2Home(int axis);
GRAT_API void MotorStop(int axis);
GRAT_API int MovingCheck(int axis);
GRAT_API int InPositionCheck(int axis);
GRAT_API void SlitHatchOpen(void);
GRAT_API void SlitHatchClose(void);
GRAT_API void ReadSlitHatchLimit(int* plim,int* nlim);
GRAT_API void getresponse(char* string, char* strRes);

GRAT_API int OpnDriver();
GRAT_API int ClsDriver();

#define ERR_OpnClipper -70
#define ERR_CloseClipper -80

#ifdef __cplusplus
}
#endif

#endif