/** * table_output: * * Update the given widgets table with the values from the track stats */ static void table_output ( track_stats ts, GtkWidget *content[], gboolean extended ) { int cnt = 0; gchar tmp_buf[64]; g_snprintf ( tmp_buf, sizeof(tmp_buf), "%d", ts.count ); gtk_label_set_text ( GTK_LABEL(content[cnt++]), tmp_buf ); if ( ts.count == 0 ) { // Blank all other fields g_snprintf ( tmp_buf, sizeof(tmp_buf), "--" ); for ( cnt = 1; cnt < G_N_ELEMENTS(label_texts); cnt++ ) gtk_label_set_text ( GTK_LABEL(content[cnt]), tmp_buf ); return; } // Check for potential date range // Test if the same day by comparing the date string of the timestamp GDate* gdate_start = g_date_new (); g_date_set_time_t ( gdate_start, ts.start_time ); gchar time_start[32]; g_date_strftime ( time_start, sizeof(time_start), "%x", gdate_start ); g_date_free ( gdate_start ); GDate* gdate_end = g_date_new (); g_date_set_time_t ( gdate_end, ts.end_time ); gchar time_end[32]; g_date_strftime ( time_end, sizeof(time_end), "%x", gdate_end ); g_date_free ( gdate_end ); if ( ts.start_time == ts.end_time ) g_snprintf ( tmp_buf, sizeof(tmp_buf), _("No Data") ); else if ( strncmp(time_start, time_end, 32) ) g_snprintf ( tmp_buf, sizeof(tmp_buf), "%s --> %s", time_start, time_end ); else g_snprintf ( tmp_buf, sizeof(tmp_buf), "%s", time_start ); gtk_label_set_text ( GTK_LABEL(content[cnt++]), tmp_buf ); switch (a_vik_get_units_distance ()) { case VIK_UNITS_DISTANCE_MILES: g_snprintf ( tmp_buf, sizeof(tmp_buf), _("%.1f miles"), VIK_METERS_TO_MILES(ts.length) ); break; case VIK_UNITS_DISTANCE_NAUTICAL_MILES: g_snprintf ( tmp_buf, sizeof(tmp_buf), _("%.1f NM"), VIK_METERS_TO_NAUTICAL_MILES(ts.length) ); break; default: //VIK_UNITS_DISTANCE_KILOMETRES g_snprintf ( tmp_buf, sizeof(tmp_buf), _("%.1f km"), ts.length/1000.0 ); break; } gtk_label_set_text ( GTK_LABEL(content[cnt++]), tmp_buf ); switch (a_vik_get_units_distance ()) { case VIK_UNITS_DISTANCE_MILES: g_snprintf ( tmp_buf, sizeof(tmp_buf), _("%.2f miles"), (VIK_METERS_TO_MILES(ts.length)/ts.count) ); break; case VIK_UNITS_DISTANCE_NAUTICAL_MILES: g_snprintf ( tmp_buf, sizeof(tmp_buf), _("%.2f NM"), (VIK_METERS_TO_NAUTICAL_MILES(ts.length)/ts.count) ); break; default: //VIK_UNITS_DISTANCE_KILOMETRES g_snprintf ( tmp_buf, sizeof(tmp_buf), _("%.2f km"), ts.length/(1000.0*ts.count) ); break; } gtk_label_set_text ( GTK_LABEL(content[cnt++]), tmp_buf ); if ( extended ) { // Note that this currently is a simplified approach to calculate the Eddington number. // In that a per track value is used, rather than trying to work out a length per day. // (i.e. doesn't combine multiple tracks for a single day or split very long tracks into days) tracks_stats[TS_TRACKS].e_list = g_list_sort ( tracks_stats[TS_TRACKS].e_list, rsort_by_distance ); guint Eddington = 0; guint position = 0; for (GList *iter = g_list_first (tracks_stats[TS_TRACKS].e_list); iter != NULL; iter = g_list_next (iter)) { position++; gdouble *num = (gdouble*)iter->data; if ( *num > position ) Eddington = position; } g_snprintf ( tmp_buf, sizeof(tmp_buf), ("%d"), Eddington ); gtk_label_set_text ( GTK_LABEL(content[cnt++]), tmp_buf ); } else cnt++; // I'm sure this could be cleaner... g_snprintf ( tmp_buf, sizeof(tmp_buf), "--" ); switch (a_vik_get_units_speed()) { case VIK_UNITS_SPEED_MILES_PER_HOUR: if ( ts.max_speed > 0 ) g_snprintf ( tmp_buf, sizeof(tmp_buf), _("%.1f mph"), (double)VIK_MPS_TO_MPH(ts.max_speed) ); gtk_label_set_text ( GTK_LABEL(content[cnt++]), tmp_buf ); if ( ts.duration > 0 ) g_snprintf ( tmp_buf, sizeof(tmp_buf), ("%.1f mph"), (double)VIK_MPS_TO_MPH(ts.length/ts.duration) ); else g_snprintf ( tmp_buf, sizeof(tmp_buf), "--" ); break; case VIK_UNITS_SPEED_METRES_PER_SECOND: if ( ts.max_speed > 0 ) g_snprintf ( tmp_buf, sizeof(tmp_buf), _("%.2f m/s"), (double)ts.max_speed ); gtk_label_set_text ( GTK_LABEL(content[cnt++]), tmp_buf ); if ( ts.duration > 0 ) g_snprintf ( tmp_buf, sizeof(tmp_buf), ("%.2f m/s"), (double)(ts.length/ts.duration) ); else g_snprintf ( tmp_buf, sizeof(tmp_buf), "--" ); break; case VIK_UNITS_SPEED_KNOTS: if ( ts.max_speed > 0 ) g_snprintf ( tmp_buf, sizeof(tmp_buf), _("%.2f knots"), (double)VIK_MPS_TO_KNOTS(ts.max_speed) ); gtk_label_set_text ( GTK_LABEL(content[cnt++]), tmp_buf ); if ( ts.duration > 0 ) g_snprintf ( tmp_buf, sizeof(tmp_buf), _("%.2f knots"), (double)VIK_MPS_TO_KNOTS(ts.length/ts.duration) ); else g_snprintf ( tmp_buf, sizeof(tmp_buf), "--" ); break; case VIK_UNITS_SPEED_SECONDS_PER_KM: if ( ts.max_speed > 0 ) g_snprintf ( tmp_buf, sizeof(tmp_buf), _("%d s/km"), (int)VIK_MPS_TO_PACE_SPK(ts.max_speed) ); gtk_label_set_text ( GTK_LABEL(content[cnt++]), tmp_buf ); if ( ts.duration > 0 ) g_snprintf ( tmp_buf, sizeof(tmp_buf), _("%d s/km"), (int)VIK_MPS_TO_PACE_SPK(ts.length/ts.duration) ); else g_snprintf ( tmp_buf, sizeof(tmp_buf), "--" ); break; case VIK_UNITS_SPEED_MINUTES_PER_KM: if ( ts.max_speed > 0 ) g_snprintf ( tmp_buf, sizeof(tmp_buf), _("%.1f min/km"), (double)VIK_MPS_TO_PACE_MPK(ts.max_speed) ); gtk_label_set_text ( GTK_LABEL(content[cnt++]), tmp_buf ); if ( ts.duration > 0 ) g_snprintf ( tmp_buf, sizeof(tmp_buf), _("%.1f min/km"), (double)VIK_MPS_TO_PACE_MPK(ts.length/ts.duration) ); else g_snprintf ( tmp_buf, sizeof(tmp_buf), "--" ); break; case VIK_UNITS_SPEED_SECONDS_PER_MILE: if ( ts.max_speed > 0 ) g_snprintf ( tmp_buf, sizeof(tmp_buf), _("%d sec/mi"), (int)VIK_MPS_TO_PACE_SPM(ts.max_speed) ); gtk_label_set_text ( GTK_LABEL(content[cnt++]), tmp_buf ); if ( ts.duration > 0 ) g_snprintf ( tmp_buf, sizeof(tmp_buf), _("%d sec/mi"), (int)VIK_MPS_TO_PACE_SPM(ts.length/ts.duration) ); else g_snprintf ( tmp_buf, sizeof(tmp_buf), "--" ); break; case VIK_UNITS_SPEED_MINUTES_PER_MILE: if ( ts.max_speed > 0 ) g_snprintf ( tmp_buf, sizeof(tmp_buf), _("%.1f min/mi"), (double)VIK_MPS_TO_PACE_MPM(ts.max_speed) ); gtk_label_set_text ( GTK_LABEL(content[cnt++]), tmp_buf ); if ( ts.duration > 0 ) g_snprintf ( tmp_buf, sizeof(tmp_buf), _("%.1f min/mi"), (double)VIK_MPS_TO_PACE_MPM(ts.length/ts.duration) ); else g_snprintf ( tmp_buf, sizeof(tmp_buf), "--" ); break; default: //VIK_UNITS_SPEED_KILOMETRES_PER_HOUR: if ( ts.max_speed > 0 ) g_snprintf ( tmp_buf, sizeof(tmp_buf), _("%.2f km/h"), (double)VIK_MPS_TO_KPH(ts.max_speed) ); gtk_label_set_text ( GTK_LABEL(content[cnt++]), tmp_buf ); if ( ts.duration > 0 ) g_snprintf ( tmp_buf, sizeof(tmp_buf), _("%.2f km/h"), (double)VIK_MPS_TO_KPH(ts.length/ts.duration) ); else g_snprintf ( tmp_buf, sizeof(tmp_buf), "--" ); break; } gtk_label_set_text ( GTK_LABEL(content[cnt++]), tmp_buf ); switch ( a_vik_get_units_height() ) { // Note always round off height value output since sub unit accuracy is overkill case VIK_UNITS_HEIGHT_FEET: if ( ts.min_alt != VIK_VAL_MIN_ALT ) g_snprintf ( tmp_buf, sizeof(tmp_buf), _("%d feet"), (int)round(VIK_METERS_TO_FEET(ts.min_alt)) ); else g_snprintf ( tmp_buf, sizeof(tmp_buf), "--" ); gtk_label_set_text ( GTK_LABEL(content[cnt++]), tmp_buf ); if ( ts.max_alt != VIK_VAL_MAX_ALT ) g_snprintf ( tmp_buf, sizeof(tmp_buf), _("%d feet"), (int)round(VIK_METERS_TO_FEET(ts.max_alt)) ); else g_snprintf ( tmp_buf, sizeof(tmp_buf), "--" ); gtk_label_set_text ( GTK_LABEL(content[cnt++]), tmp_buf ); g_snprintf ( tmp_buf, sizeof(tmp_buf), _("%d feet / %d feet"), (int)round(VIK_METERS_TO_FEET(ts.elev_gain)), (int)round(VIK_METERS_TO_FEET(ts.elev_loss)) ); gtk_label_set_text ( GTK_LABEL(content[cnt++]), tmp_buf ); g_snprintf ( tmp_buf, sizeof(tmp_buf), _("%d feet / %d feet"), (int)round(VIK_METERS_TO_FEET(ts.elev_gain/ts.count)), (int)round(VIK_METERS_TO_FEET(ts.elev_loss/ts.count)) ); break; default: //VIK_UNITS_HEIGHT_METRES if ( ts.min_alt != VIK_VAL_MIN_ALT ) g_snprintf ( tmp_buf, sizeof(tmp_buf), _("%d m"), (int)round(ts.min_alt) ); else g_snprintf ( tmp_buf, sizeof(tmp_buf), "--" ); gtk_label_set_text ( GTK_LABEL(content[cnt++]), tmp_buf ); if ( ts.max_alt != VIK_VAL_MAX_ALT ) g_snprintf ( tmp_buf, sizeof(tmp_buf), _("%d m"), (int)round(ts.max_alt) ); else g_snprintf ( tmp_buf, sizeof(tmp_buf), "--" ); gtk_label_set_text ( GTK_LABEL(content[cnt++]), tmp_buf ); g_snprintf ( tmp_buf, sizeof(tmp_buf), _("%d m / %d m"), (int)round(ts.elev_gain), (int)round(ts.elev_loss) ); gtk_label_set_text ( GTK_LABEL(content[cnt++]), tmp_buf ); g_snprintf ( tmp_buf, sizeof(tmp_buf), _("%d m / %d m"), (int)round(ts.elev_gain/ts.count), (int)round(ts.elev_loss/ts.count) ); break; } gtk_label_set_text ( GTK_LABEL(content[cnt++]), tmp_buf ); gint hours; gint minutes; gint days; // Total Duration days = (gint)(ts.duration / (60*60*24)); hours = (gint)floor((ts.duration - (days*60*60*24)) / (60*60)); minutes = (gint)((ts.duration - (days*60*60*24) - (hours*60*60)) / 60); g_snprintf ( tmp_buf, sizeof(tmp_buf), _("%d:%02d:%02d days:hrs:mins"), days, hours, minutes ); gtk_label_set_text ( GTK_LABEL(content[cnt++]), tmp_buf ); // Average Duration gint avg_dur = ts.duration / ts.count; hours = (gint)floor(avg_dur / (60*60)); minutes = (gint)((avg_dur - (hours*60*60)) / 60); g_snprintf ( tmp_buf, sizeof(tmp_buf), _("%d:%02d hrs:mins"), hours, minutes ); gtk_label_set_text ( GTK_LABEL(content[cnt++]), tmp_buf ); }
/** * @val_analyse_track: * @trk: The track to be analyse * * Function to collect statistics, using the internal track functions */ static void val_analyse_track ( VikTrack *trk ) { //val_reset ( TS_TRACK ); gdouble min_alt; gdouble max_alt; gdouble up; gdouble down; gdouble length = 0.0; gdouble length_gaps = 0.0; gdouble max_speed = 0.0; gulong trackpoints = 0; guint segments = 0; tracks_stats[TS_TRACKS].count++; trackpoints = vik_track_get_tp_count (trk); segments = vik_track_get_segment_count (trk); length = vik_track_get_length (trk); length_gaps = vik_track_get_length_including_gaps (trk); max_speed = vik_track_get_max_speed (trk); if ( !trk->is_route ) { // Eddington number will be in the current Units distance preference gdouble e_len; switch (a_vik_get_units_distance ()) { case VIK_UNITS_DISTANCE_MILES: e_len = VIK_METERS_TO_MILES(length); break; case VIK_UNITS_DISTANCE_NAUTICAL_MILES: e_len = VIK_METERS_TO_NAUTICAL_MILES(length); break; //VIK_UNITS_DISTANCE_KILOMETRES default: e_len = length/1000.0; break; } gdouble *gd = g_malloc ( sizeof(gdouble) ); *gd = e_len; tracks_stats[TS_TRACKS].e_list = g_list_prepend ( tracks_stats[TS_TRACKS].e_list, gd ); } int ii; for (ii = 0; ii < G_N_ELEMENTS(tracks_stats); ii++) { tracks_stats[ii].trackpoints += trackpoints; tracks_stats[ii].segments += segments; tracks_stats[ii].length += length; tracks_stats[ii].length_gaps += length_gaps; if ( max_speed > tracks_stats[ii].max_speed ) tracks_stats[ii].max_speed = max_speed; } if ( vik_track_get_minmax_alt (trk, &min_alt, &max_alt) ) { for (ii = 0; ii < G_N_ELEMENTS(tracks_stats); ii++) { if ( min_alt < tracks_stats[ii].min_alt ) tracks_stats[ii].min_alt = min_alt; if ( max_alt > tracks_stats[ii].max_alt ) tracks_stats[ii].max_alt = max_alt; } } vik_track_get_total_elevation_gain (trk, &up, &down ); for (ii = 0; ii < G_N_ELEMENTS(tracks_stats); ii++) { tracks_stats[ii].elev_gain += up; tracks_stats[ii].elev_loss += down; } if ( trk->trackpoints && VIK_TRACKPOINT(trk->trackpoints->data)->timestamp ) { time_t t1, t2; t1 = VIK_TRACKPOINT(g_list_first(trk->trackpoints)->data)->timestamp; t2 = VIK_TRACKPOINT(g_list_last(trk->trackpoints)->data)->timestamp; // Assume never actually have a track with a time of 0 (1st Jan 1970) for (ii = 0; ii < G_N_ELEMENTS(tracks_stats); ii++) { if ( tracks_stats[ii].start_time == 0) tracks_stats[ii].start_time = t1; if ( tracks_stats[ii].end_time == 0) tracks_stats[ii].end_time = t2; } // Initialize to the first value for (ii = 0; ii < G_N_ELEMENTS(tracks_stats); ii++) { if (t1 < tracks_stats[ii].start_time) tracks_stats[ii].start_time = t1; if (t2 > tracks_stats[ii].end_time) tracks_stats[ii].end_time = t2; } for (ii = 0; ii < G_N_ELEMENTS(tracks_stats); ii++) { tracks_stats[ii].duration = tracks_stats[ii].duration + (int)(t2-t1); } } }
/** * vu_trackpoint_formatted_message: * @format_code: String describing the message to generate * @trkpt: The trackpoint for which the message is generated about * @trkpt_prev: A trackpoint (presumed previous) for interpolating values with the other trackpoint (such as speed) * @trk: The track in which the trackpoints reside * @climb: Vertical speed (Out of band (i.e. not in a trackpoint) value for display currently only for GPSD usage) * * TODO: One day replace this cryptic format code with some kind of tokenizer parsing * thus would make it more user friendly and maybe even GUI controlable. * However for now at least there is some semblance of user control */ gchar* vu_trackpoint_formatted_message ( gchar *format_code, VikTrackpoint *trkpt, VikTrackpoint *trkpt_prev, VikTrack *trk, gdouble climb ) { if ( !trkpt ) return NULL; gint len = 0; if ( format_code ) len = strlen ( format_code ); if ( len > FMT_MAX_NUMBER_CODES ) len = FMT_MAX_NUMBER_CODES; gchar* values[FMT_MAX_NUMBER_CODES]; int i; for ( i = 0; i < FMT_MAX_NUMBER_CODES; i++ ) { values[i] = '\0'; } gchar *speed_units_str = NULL; vik_units_speed_t speed_units = a_vik_get_units_speed (); switch (speed_units) { case VIK_UNITS_SPEED_MILES_PER_HOUR: speed_units_str = g_strdup ( _("mph") ); break; case VIK_UNITS_SPEED_METRES_PER_SECOND: speed_units_str = g_strdup ( _("m/s") ); break; case VIK_UNITS_SPEED_KNOTS: speed_units_str = g_strdup ( _("knots") ); break; default: // VIK_UNITS_SPEED_KILOMETRES_PER_HOUR: speed_units_str = g_strdup ( _("km/h") ); break; } gchar *separator = g_strdup ( " | " ); for ( i = 0; i < len; i++ ) { switch ( g_ascii_toupper ( format_code[i] ) ) { case 'G': values[i] = g_strdup ( _("GPSD") ); break; // GPS Preamble case 'K': values[i] = g_strdup ( _("Trkpt") ); break; // Trkpt Preamble case 'S': { gdouble speed = 0.0; gchar *speedtype = NULL; if ( isnan(trkpt->speed) && trkpt_prev ) { if ( trkpt->has_timestamp && trkpt_prev->has_timestamp ) { if ( trkpt->timestamp != trkpt_prev->timestamp ) { // Work out from previous trackpoint location and time difference speed = vik_coord_diff(&(trkpt->coord), &(trkpt_prev->coord)) / ABS(trkpt->timestamp - trkpt_prev->timestamp); speedtype = g_strdup ( "*" ); // Interpolated } else speedtype = g_strdup ( "**" ); } else speedtype = g_strdup ( "**" ); } else { speed = trkpt->speed; speedtype = g_strdup ( "" ); } switch (speed_units) { case VIK_UNITS_SPEED_KILOMETRES_PER_HOUR: speed = VIK_MPS_TO_KPH(speed); break; case VIK_UNITS_SPEED_MILES_PER_HOUR: speed = VIK_MPS_TO_MPH(speed); break; case VIK_UNITS_SPEED_KNOTS: speed = VIK_MPS_TO_KNOTS(speed); break; default: // VIK_UNITS_SPEED_METRES_PER_SECOND: // Already in m/s so nothing to do break; } values[i] = g_strdup_printf ( _("%sSpeed%s %.1f%s"), separator, speedtype, speed, speed_units_str ); g_free ( speedtype ); break; } case 'B': { gdouble speed = 0.0; gchar *speedtype = NULL; if ( isnan(climb) && trkpt_prev ) { if ( trkpt->has_timestamp && trkpt_prev->has_timestamp ) { if ( trkpt->timestamp != trkpt_prev->timestamp ) { // Work out from previous trackpoint altitudes and time difference // 'speed' can be negative if going downhill speed = (trkpt->altitude - trkpt_prev->altitude) / ABS(trkpt->timestamp - trkpt_prev->timestamp); speedtype = g_strdup ( "*" ); // Interpolated } else speedtype = g_strdup ( "**" ); // Unavailable } else speedtype = g_strdup ( "**" ); } else { speed = climb; speedtype = g_strdup ( "" ); } switch (speed_units) { case VIK_UNITS_SPEED_KILOMETRES_PER_HOUR: speed = VIK_MPS_TO_KPH(speed); break; case VIK_UNITS_SPEED_MILES_PER_HOUR: speed = VIK_MPS_TO_MPH(speed); break; case VIK_UNITS_SPEED_KNOTS: speed = VIK_MPS_TO_KNOTS(speed); break; default: // VIK_UNITS_SPEED_METRES_PER_SECOND: // Already in m/s so nothing to do break; } // Go for 2dp as expect low values for vertical speeds values[i] = g_strdup_printf ( _("%sClimb%s %.2f%s"), separator, speedtype, speed, speed_units_str ); g_free ( speedtype ); break; } case 'A': { vik_units_height_t height_units = a_vik_get_units_height (); switch (height_units) { case VIK_UNITS_HEIGHT_FEET: values[i] = g_strdup_printf ( _("%sAlt %dfeet"), separator, (int)round(VIK_METERS_TO_FEET(trkpt->altitude)) ); break; default: //VIK_UNITS_HEIGHT_METRES: values[i] = g_strdup_printf ( _("%sAlt %dm"), separator, (int)round(trkpt->altitude) ); break; } break; } case 'C': { gint heading = isnan(trkpt->course) ? 0 : (gint)round(trkpt->course); values[i] = g_strdup_printf ( _("%sCourse %03d\302\260" ), separator, heading ); break; } case 'P': { if ( trkpt_prev ) { gint diff = (gint) round ( vik_coord_diff ( &(trkpt->coord), &(trkpt_prev->coord) ) ); gchar *dist_units_str = NULL; vik_units_distance_t dist_units = a_vik_get_units_distance (); // expect the difference between track points to be small hence use metres or yards switch (dist_units) { case VIK_UNITS_DISTANCE_MILES: case VIK_UNITS_DISTANCE_NAUTICAL_MILES: dist_units_str = g_strdup ( _("yards") ); break; default: // VIK_UNITS_DISTANCE_KILOMETRES: dist_units_str = g_strdup ( _("m") ); break; } values[i] = g_strdup_printf ( _("%sDistance diff %d%s"), separator, diff, dist_units_str ); g_free ( dist_units_str ); } break; } case 'T': { gchar *msg; if ( trkpt->has_timestamp ) { // Compact date time format msg = vu_get_time_string ( &(trkpt->timestamp), "%x %X", &(trkpt->coord), NULL ); } else msg = g_strdup ("--"); values[i] = g_strdup_printf ( _("%sTime %s"), separator, msg ); g_free ( msg ); break; } case 'M': { if ( trkpt_prev ) { if ( trkpt->has_timestamp && trkpt_prev->has_timestamp ) { time_t t_diff = trkpt->timestamp - trkpt_prev->timestamp; values[i] = g_strdup_printf ( _("%sTime diff %lds"), separator, t_diff ); } } break; } case 'X': values[i] = g_strdup_printf ( _("%sNo. of Sats %d"), separator, trkpt->nsats ); break; case 'F': { if ( trk ) { // Distance to the end 'Finish' (along the track) gdouble distd = vik_track_get_length_to_trackpoint (trk, trkpt); gdouble diste = vik_track_get_length_including_gaps ( trk ); gdouble dist = diste - distd; gchar *dist_units_str = NULL; vik_units_distance_t dist_units = a_vik_get_units_distance (); switch (dist_units) { case VIK_UNITS_DISTANCE_MILES: dist_units_str = g_strdup ( _("miles") ); dist = VIK_METERS_TO_MILES(dist); break; case VIK_UNITS_DISTANCE_NAUTICAL_MILES: dist_units_str = g_strdup ( _("NM") ); dist = VIK_METERS_TO_NAUTICAL_MILES(dist); break; default: // VIK_UNITS_DISTANCE_KILOMETRES: dist_units_str = g_strdup ( _("km") ); dist = dist / 1000.0; break; } values[i] = g_strdup_printf ( _("%sTo End %.2f%s"), separator, dist, dist_units_str ); g_free ( dist_units_str ); } break; } case 'D': { if ( trk ) { // Distance from start (along the track) gdouble distd = vik_track_get_length_to_trackpoint (trk, trkpt); gchar *dist_units_str = NULL; vik_units_distance_t dist_units = a_vik_get_units_distance (); switch (dist_units) { case VIK_UNITS_DISTANCE_MILES: dist_units_str = g_strdup ( _("miles") ); distd = VIK_METERS_TO_MILES(distd); break; case VIK_UNITS_DISTANCE_NAUTICAL_MILES: dist_units_str = g_strdup ( _("NM") ); distd = VIK_METERS_TO_NAUTICAL_MILES(distd); break; default: // VIK_UNITS_DISTANCE_KILOMETRES: dist_units_str = g_strdup ( _("km") ); distd = distd / 1000.0; break; } values[i] = g_strdup_printf ( _("%sDistance along %.2f%s"), separator, distd, dist_units_str ); g_free ( dist_units_str ); } break; } case 'L': { // Location (Lat/Long) gchar *lat = NULL, *lon = NULL; struct LatLon ll; vik_coord_to_latlon (&(trkpt->coord), &ll); a_coords_latlon_to_string ( &ll, &lat, &lon ); values[i] = g_strdup_printf ( "%s%s %s", separator, lat, lon ); g_free ( lat ); g_free ( lon ); break; } case 'N': // Name of track values[i] = g_strdup_printf ( _("%sTrack: %s"), separator, trk->name ); break; case 'E': // Name of trackpoint if available if ( trkpt->name ) values[i] = g_strdup_printf ( "%s%s", separator, trkpt->name ); else values[i] = g_strdup ( "" ); break; default: break; } } g_free ( separator ); g_free ( speed_units_str ); gchar *msg = g_strconcat ( values[0], values[1], values[2], values[3], values[4], values[5], values[6], values[7], values[8], NULL ); for ( i = 0; i < FMT_MAX_NUMBER_CODES; i++ ) { if ( values[i] != '\0' ) g_free ( values[i] ); } return msg; }