/*
    LX200 Driver
    Copyright (C) 2003 Jasem Mutlaq (mutlaqja@ikarustech.com)

    This library is free software; you can redistribute it and/or
    modify it under the terms of the GNU Lesser General Public
    License as published by the Free Software Foundation; either
    version 2.1 of the License, or (at your option) any later version.

    This library 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
    Lesser General Public License for more details.

    You should have received a copy of the GNU Lesser General Public
    License along with this library; if not, write to the Free Software
    Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA

*/

#ifndef LX200DRIVER_H
#define LX200DRIVER_H

  /* Slew speeds */
enum TSlew { LX200_SLEW_MAX, LX200_SLEW_FIND, LX200_SLEW_CENTER, LX200_SLEW_GUIDE};
  /* Alignment modes */
enum TAlign {  LX200_ALIGN_POLAR, LX200_ALIGN_ALTAZ, LX200_ALIGN_LAND };
  /* Directions */
enum TDirection { LX200_NORTH, LX200_WEST, LX200_EAST, LX200_SOUTH, LX200_ALL};
  /* Formats of Right ascention and Declenation */
enum TFormat { LX200_SHORT_FORMAT, LX200_LONG_FORMAT};
  /* Time Format */
enum TTimeFormat { LX200_24, LX200_AM, LX200_PM};
  /* Focus operation */
enum TFocusMotion { LX200_FOCUSIN, LX200_FOCUSOUT };
enum TFocusSpeed  { LX200_HALTFOCUS = 0, LX200_FOCUSSLOW, LX200_FOCUSFAST};
  /* Library catalogs */
enum TCatalog { LX200_STAR_C, LX200_DEEPSKY_C};
  /* Frequency mode */
enum StarCatalog { LX200_STAR, LX200_SAO, LX200_GCVS };
  /* Deep Sky Catalogs */
enum DeepSkyCatalog { LX200_NGC, LX200_IC, LX200_UGC, LX200_CALDWELL, LX200_ARP, LX200_ABELL, LX200_MESSIER_C};
  /* Mount tracking frequency, in Hz */
enum TFreq { LX200_TRACK_DEFAULT, LX200_TRACK_LUNAR, LX200_TRACK_MANUAL};

#define MaxReticleDutyCycle		15
#define MaxFocuserSpeed			4

/* GET formatted sexagisemal value from device, return as double */
#define getLX200RA(fd, x)				getCommandSexa(fd, x, "#:GR#")
#define getLX200DEC(fd, x)				getCommandSexa(fd, x, "#:GD#")
#define getObjectRA(fd, x)				getCommandSexa(fd, x, "#:Gr#")
#define getObjectDEC(fd, x)				getCommandSexa(fd, x, "#:Gd#")
#define getLocalTime12(fd, x)				getCommandSexa(fd, x, "#:Ga#")
#define getLocalTime24(fd, x)				getCommandSexa(fd, x, "#:GL#")
#define getSDTime(fd, x)				getCommandSexa(fd, x, "#:GS#")
#define getLX200Alt(fd, x)				getCommandSexa(fd, x, "#:GA#")
#define getLX200Az(fd, x)				getCommandSexa(fd, x, "#:GZ#")

/* GET String from device and store in supplied buffer x */
#define getObjectInfo(fd, x)				getCommandString(fd, x, "#:LI#")
#define getVersionDate(fd, x)				getCommandString(fd, x, "#:GVD#")
#define getVersionTime(fd, x)				getCommandString(fd, x, "#:GVT#")
#define getFullVersion(fd, x)				getCommandString(fd, x, "#:GVF#")
#define getVersionNumber(fd, x)				getCommandString(fd, x, "#:GVN#")
#define getProductName(fd, x)				getCommandString(fd, x, "#:GVP#")
#define turnGPS_StreamOn(fd)				getCommandString(fd, x, "#:gps#")

/* GET Int from device and store in supplied pointer to integer x */
#define getUTCOffset(fd, x)				getCommandInt(fd, x, "#:GG#")
#define getMaxElevationLimit(fd, x)			getCommandInt(fd, x, "#:Go#")
#define getMinElevationLimit(fd, x)			getCommandInt(fd, x, "#:Gh#")

/* Generic set, x is an integer */
#define setReticleDutyFlashCycle(fd, x)			setCommandInt(fd, x, "#:BD")
#define setReticleFlashRate(fd, x)			setCommandInt(fd, x, "#:B")
#define setFocuserSpeed(fd, x)				setCommandInt(fd, x, "#:F")
#define setSlewSpeed(fd, x)				setCommandInt(fd, x, "#:Sw")

/* Set X:Y:Z */
#define setLocalTime(fd, x,y,z)				setCommandXYZ(fd, x,y,z, "#:SL")
#define setSDTime(fd, x,y,z)				setCommandXYZ(fd, x,y,z, "#:SS")

/* GPS Specefic */
#define turnGPSOn(fd)					write(fd, "#:g+#", 5)
#define turnGPSOff(fd)					write(fd, "#:g-#", 5)
#define alignGPSScope(fd)				write(fd, "#:Aa#", 5)
#define gpsSleep(fd)					write(fd, "#:hN#", 5)
#define gpsWakeUp(fd)					write(fd, "#:hW#", 5);
#define gpsRestart(fd)					write(fd, "#:I#", 4);
#define updateGPS_System(fd)				setStandardProcedure(fd, "#:gT#")
#define enableDecAltPec(fd)				write(fd, "#:QA+#", 6)
#define disableDecAltPec(fd)				write(fd, "#:QA-#", 6)
#define enableRaAzPec(fd)				write(fd, "#:QZ+#", 6)
#define disableRaAzPec(fd)				write(fd, "#:QZ-#", 6)
#define activateAltDecAntiBackSlash(fd)			write(fd, "#$BAdd#", 7)
#define activateAzRaAntiBackSlash(fd)			write(fd, "#$BZdd#", 7)
#define SelenographicSync(fd)				write(fd, "#:CL#", 5); 

#define slewToAltAz(fd)					setStandardProcedure(fd, "#:MA#")
#define toggleTimeFormat(fd)				write(fd, "#:H#", 4)
#define increaseReticleBrightness(fd)			write(fd, "#:B+#", 5)
#define decreaseReticleBrightness(fd)			write(fd, "#:B-#", 5)
#define turnFanOn(fd)					write(fd, "#:f+#", 5)
#define turnFanOff(fd)					write(fd, "#:f-#", 5)
#define seekHomeAndSave(fd)				write(fd, "#:hS#", 5)
#define seekHomeAndSet(fd)				write(fd, "#:hF#", 5)
#define turnFieldDeRotatorOn(fd)			write(fd, "#:r+#", 5)
#define turnFieldDeRotatorOff(fd)			write(fd, "#:r-#", 5)
#define slewToPark(fd)					write(fd, "#:hP#", 5)

#ifdef __cplusplus
extern "C" {
#endif

/**************************************************************************
 Basic I/O - OBSELETE
**************************************************************************/
/*int openPort(const char *portID);
int portRead(char *buf, int nbytes, int timeout);
int portWrite(const char * buf);
int LX200readOut(int timeout);
int Connect(const char* device);
void Disconnect();*/

/**************************************************************************
 Diagnostics
 **************************************************************************/
char ACK(int fd);
/*int testTelescope();
int testAP();*/
int check_lx200_connection(int fd);

/**************************************************************************
 Get Commands: store data in the supplied buffer. Return 0 on success or -1 on failure 
 **************************************************************************/
 
/* Get Double from Sexagisemal */
int getCommandSexa(int fd, double *value, const char *cmd);
/* Get String */
int getCommandString(int fd, char *data, const char* cmd);
/* Get Int */
int getCommandInt(int fd, int *value, const char* cmd);
/* Get tracking frequency */
int getTrackFreq(int fd, double * value);
/* Get site Latitude */
int getSiteLatitude(int fd, int *dd, int *mm);
/* Get site Longitude */
int getSiteLongitude(int fd, int *ddd, int *mm);
/* Get Calender data */
int getCalenderDate(int fd, char *date);
/* Get site Name */
int getSiteName(int fd, char *siteName, int siteNum);
/* Get Number of Bars */
int getNumberOfBars(int fd, int *value);
/* Get Home Search Status */
int getHomeSearchStatus(int fd, int *status);
/* Get OTA Temperature */
int getOTATemp(int fd, double * value);
/* Get time format: 12 or 24 */
int getTimeFormat(int fd, int *format);
/* Get RA, DEC from Sky Commander controller */
int updateSkyCommanderCoord(int fd, double *ra, double *dec);
/* Get RA, DEC from Intelliscope/SkyWizard controllers */
int updateIntelliscopeCoord (int fd, double *ra, double *dec);

/**************************************************************************
 Set Commands
 **************************************************************************/

/* Set Int */
int setCommandInt(int fd, int data, const char *cmd);
/* Set Sexigesimal */
int setCommandXYZ(int fd, int x, int y, int z, const char *cmd);
/* Common routine for Set commands */
int setStandardProcedure(int fd, const char * writeData);
/* Set Slew Mode */
int setSlewMode(int fd, int slewMode);
/* Set Alignment mode */
int setAlignmentMode(int fd, unsigned int alignMode);
/* Set Object RA */
int setObjectRA(int fd, double ra);
/* set Object DEC */
int setObjectDEC(int fd, double dec);
/* Set Calender date */
int setCalenderDate(int fd, int dd, int mm, int yy);
/* Set UTC offset */
int setUTCOffset(int fd, double hours);
/* Set Track Freq */
int setTrackFreq(int fd, double trackF);
/* Set current site longitude */
int setSiteLongitude(int fd, double Long);
/* Set current site latitude */
int setSiteLatitude(int fd, double Lat);
/* Set Object Azimuth */
int setObjAz(int fd, double az);
/* Set Object Altitude */
int setObjAlt(int fd, double alt);
/* Set site name */
int setSiteName(int fd, char * siteName, int siteNum);
/* Set maximum slew rate */
int setMaxSlewRate(int fd, int slewRate);
/* Set focuser motion */
int setFocuserMotion(int fd, int motionType);
/* SET GPS Focuser raneg (1 to 4) */
int setGPSFocuserSpeed (int fd, int speed);
/* Set focuser speed mode */
int setFocuserSpeedMode (int fd, int speedMode);
/* Set minimum elevation limit */
int setMinElevationLimit(int fd, int min);
/* Set maximum elevation limit */
int setMaxElevationLimit(int fd, int max);

/**************************************************************************
 Motion Commands
 **************************************************************************/
/* Slew to the selected coordinates */
int Slew(int fd);
/* Synchronize to the selected coordinates and return the matching object if any */
int Sync(int fd, char *matchedObject);
/* Abort slew in all axes */
int abortSlew(int fd);
/* Move into one direction, two valid directions can be stacked */
int MoveTo(int fd, int direction);
/* Halt movement in a particular direction */
int HaltMovement(int fd, int direction);
/* Select the tracking mode */
int selectTrackingMode(int fd, int trackMode);
/* Is Slew complete? 0 if complete, 1 if in progress, otherwise return an error */
int isSlewComplete(int fd);
/* Select Astro-Physics tracking mode */
int selectAPTrackingMode(int fd, int trackMode);
/* Send Pulse-Guide command (timed guide move), two valid directions can be stacked */
int SendPulseCmd(int fd, int direction, int duration_msec);


/**************************************************************************
 Other Commands
 **************************************************************************/
 /* Ensures LX200 RA/DEC format is long */
int checkLX200Format(int fd);
/* Select a site from the LX200 controller */
int selectSite(int fd, int siteNum);
/* Select a catalog object */
int selectCatalogObject(int fd, int catalog, int NNNN);
/* Select a sub catalog */
int selectSubCatalog(int fd, int catalog, int subCatalog);

#ifdef __cplusplus
}
#endif

#endif
