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161 lines
3.9 KiB
161 lines
3.9 KiB
/***************************************************************************
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* gps.h
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*
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* Copyright 2010 Steffen Pohle
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* steffen@gulpe.de
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****************************************************************************/
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/*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*/
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/*
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* GPS Device Setup String:
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* SAMPLE: "serial:com1,19200" serial, comport 1, 19200 baud (windows)
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* SAMPLE: "serial:/dev/ttyS0,19200" serial, /dev/ttyS0, 19200 baud (linux)
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* SAMPLE: "file:gpsdata.save" read gps data from file
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* SAMPLE: "file:sim,gpsdata.save" read gps data from file, real time simulation
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* (needed for testing routeing)
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*/
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#ifndef _GPS_H_
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#define _GPS_H_
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#include <time.h>
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#define GPS_DEVICELEN 256
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#define GPS_ROUTEPOILEN 128
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#define GPS_INBUFSIZE 128
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#define GPS_LINELEN 100
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#define GPS_MAXSAT 32
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#define GPS_KNOTEN2KMH 1.851984
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#define GPS_LOOP_TIMEOUT 50
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#define GPSF_LOG 0x0001
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#define GPSF_ALL 0xFFFF
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enum {
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GPS_T_NONE,
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GPS_T_SERIAL,
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GPS_T_ANDROID,
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GPS_T_FILE
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};
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struct gps_satelite {
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char deg_elev;
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int deg_north;
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char quality;
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};
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struct gps_routepoidata {
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float lon;
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float lat;
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char name[GPS_ROUTEPOILEN]; // name[0] == 0 means no valid data
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};
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struct gps_data {
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time_t time;
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float lon;
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float lat;
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float direction;
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float speed;
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char valid;
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char quality;
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char numofsatelites;
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float height;
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float hdop;
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struct gps_satelite sat[32];
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struct gps_routepoidata poi;
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};
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struct gps_routedata {
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time_t time;
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float lon;
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float lat;
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float speed;
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};
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struct gps_route {
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struct gps_routedata *data;
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struct gps_routepoidata *pdata;
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int cnt;
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int max;
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int pcnt;
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int pmax;
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};
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extern struct gps_route *gpsroute;
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extern int gpsflags;
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extern void gpsroute_exportgpx (struct gps_route *gr, char *filename);
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extern void gpsroute_free (struct gps_route *gr);
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extern struct gps_route *gpsroute_new ();
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extern void gpsroute_addpos (struct gps_route *gr, float lon, float lat, float speed, time_t t);
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extern void gpsroute_addpoi (struct gps_route *gr, float lon, float lat, char *text);
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extern void gps_set_device (char *device);
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extern char *gps_get_device ();
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extern void gps_start ();
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extern void gps_stop ();
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extern struct gps_data *gps_loop ();
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extern void gps_save_log (char *fname, char *text);
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extern void gps_load_log (char *fn);
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extern int gps_isrunning ();
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extern struct gps_data *gps_getposition ();
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/*
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* implemention of each build, i.E. gtk_gps.c or wince_gps.c
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* other stuff will be put into the gtk_port.h, wince_port.h files.
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*/
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extern void gps_serial_settings ();
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extern int gps_serial_device_open ();
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extern void gps_serial_device_close ();
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extern int gps_serial_device_read (char *ptr, int ptrsize);
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enum {
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GPSF_NONE,
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GPSF_PAUSE,
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GPSF_INIT,
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GPSF_RUN,
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GPSF_END
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};
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extern int gps_file_device_open ();
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extern void gps_file_device_close ();
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extern int gps_file_device_read (char *ptr, int ptrsize);
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extern int gps_file_get_state ();
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extern void gps_file_set_state (int state);
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extern void gps_file_set_pos (int newpos);
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extern int gps_file_get_pos ();
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extern int gps_file_get_size ();
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#ifdef ANDROID
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extern int gps_android_device_open ();
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extern void gps_android_device_close ();
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extern int gps_android_device_read (char *ptr, int ptrsize);
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#endif
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#endif
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