* viking -- GPS Data and Topo Analyzer, Explorer, and Manager
*
* Copyright (C) 2003-2005, Evan Battaglia <gtoevan@gmx.net>
- * Copyright (C) 2012, Rob Norris <rw_norris@hotmail.com>
+ * Copyright (C) 2012-2013, Rob Norris <rw_norris@hotmail.com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
#include <stdlib.h>
/* strtod */
+typedef struct {
+ FILE *f;
+ gboolean is_route;
+} TP_write_info_type;
static void a_gpspoint_write_track ( const gpointer id, const VikTrack *t, FILE *f );
-static void a_gpspoint_write_trackpoint ( VikTrackpoint *tp, FILE *f );
+static void a_gpspoint_write_trackpoint ( VikTrackpoint *tp, TP_write_info_type *write_info );
static void a_gpspoint_write_waypoint ( const gpointer id, const VikWaypoint *wp, FILE *f );
-
/* outline for file gpspoint.c
reading file:
*/
/* Thanks to etrex-cache's gpsbabel's gpspoint.c for starting me off! */
-
-static char line_buffer[2048];
+#define VIKING_LINE_SIZE 4096
+static char line_buffer[VIKING_LINE_SIZE];
#define GPSPOINT_TYPE_NONE 0
#define GPSPOINT_TYPE_WAYPOINT 1
#define GPSPOINT_TYPE_TRACKPOINT 2
-/* #define GPSPOINT_TYPE_ROUTEPOINT 3 */
+#define GPSPOINT_TYPE_ROUTEPOINT 3
#define GPSPOINT_TYPE_TRACK 4
-
-/* #define GPSPOINT_TYPE_ROUTE 5 */
+#define GPSPOINT_TYPE_ROUTE 5
static VikTrack *current_track; /* pointer to pointer to first GList */
static gchar *line_name;
static gchar *line_comment;
static gchar *line_description;
+static gchar *line_source;
+static gchar *line_xtype;
+static gchar *line_color;
+static gint line_name_label = 0;
+static gint line_dist_label = 0;
static gchar *line_image;
static gchar *line_symbol;
static gboolean line_newsegment = FALSE;
static gdouble line_course = NAN;
static gint line_sat = 0;
static gint line_fix = 0;
+static gdouble line_hdop = VIK_DEFAULT_DOP;
+static gdouble line_vdop = VIK_DEFAULT_DOP;
+static gdouble line_pdop = VIK_DEFAULT_DOP;
/* other possible properties go here */
-static void gpspoint_process_tag ( const gchar *tag, gint len );
-static void gpspoint_process_key_and_value ( const gchar *key, gint key_len, const gchar *value, gint value_len );
+static void gpspoint_process_tag ( const gchar *tag, guint len );
+static void gpspoint_process_key_and_value ( const gchar *key, guint key_len, const gchar *value, guint value_len );
static gchar *slashdup(const gchar *str)
{
- guint16 len = strlen(str);
- guint16 need_bs_count, i, j;
+ size_t len = strlen(str);
+ size_t need_bs_count, i, j;
gchar *rv;
for ( i = 0, need_bs_count = 0; i < len; i++ )
if ( str[i] == '\\' || str[i] == '"' )
if ( str[i] == '\\' || str[i] == '"' )
rv[j++] = '\\';
rv[j] = str[i];
+ // Basic normalization of strings - replace Linefeed and Carriage returns as blanks.
+ // although allowed in GPX Spec - Viking file format can't handle multi-line strings yet...
+ if ( str[i] == '\n' || str[i] == '\r' )
+ rv[j] = ' ';
}
rv[j] = '\0';
return rv;
* No obvious way to test for a 'gpspoint' file,
* thus set a flag if any actual tag found during processing of the file
*/
-gboolean a_gpspoint_read_file(VikTrwLayer *trw, FILE *f ) {
+gboolean a_gpspoint_read_file(VikTrwLayer *trw, FILE *f, const gchar *dirpath ) {
VikCoordMode coord_mode = vik_trw_layer_get_coord_mode ( trw );
gchar *tag_start, *tag_end;
g_assert ( f != NULL && trw != NULL );
current_track = NULL;
gboolean have_read_something = FALSE;
- while (fgets(line_buffer, 2048, f))
+ while (fgets(line_buffer, VIKING_LINE_SIZE, f))
{
gboolean inside_quote = 0;
gboolean backslash = 0;
/* my addition: find first non-whitespace character. if the null, skip line. */
while (*tag_start != '\0' && isspace(*tag_start))
tag_start++;
- if (tag_start == '\0')
+ if (*tag_start == '\0')
break;
if (*tag_start == '#')
inside_quote = !inside_quote;
}
- gpspoint_process_tag ( tag_start, tag_end - tag_start );
+ // Won't have super massively long strings, so potential truncation in cast is acceptable.
+ guint len = (guint)(tag_end - tag_start);
+ gpspoint_process_tag ( tag_start, len );
if (*tag_end == '\0' )
break;
VikWaypoint *wp = vik_waypoint_new();
wp->visible = line_visible;
wp->altitude = line_altitude;
+ wp->has_timestamp = line_has_timestamp;
+ wp->timestamp = line_timestamp;
vik_coord_load_from_latlon ( &(wp->coord), coord_mode, &line_latlon );
line_name = NULL;
if ( line_comment )
- {
vik_waypoint_set_comment ( wp, line_comment );
- line_comment = NULL;
- }
if ( line_description )
- {
vik_waypoint_set_description ( wp, line_description );
- line_description = NULL;
- }
- if ( line_image )
- {
- vik_waypoint_set_image ( wp, line_image );
- line_image = NULL;
+ if ( line_source )
+ vik_waypoint_set_source ( wp, line_source );
+
+ if ( line_xtype )
+ vik_waypoint_set_type ( wp, line_xtype );
+
+ if ( line_image ) {
+ // Ensure the filename is absolute
+ if ( g_path_is_absolute ( line_image ) )
+ vik_waypoint_set_image ( wp, line_image );
+ else {
+ // Otherwise create the absolute filename from the directory of the .vik file & and the relative filename
+ gchar *full = g_strconcat(dirpath, G_DIR_SEPARATOR_S, line_image, NULL);
+ gchar *absolute = file_realpath_dup ( full ); // resolved into the canonical name
+ vik_waypoint_set_image ( wp, absolute );
+ g_free ( absolute );
+ g_free ( full );
+ }
}
if ( line_symbol )
- {
vik_waypoint_set_symbol ( wp, line_symbol );
- line_symbol = NULL;
- }
}
- else if (line_type == GPSPOINT_TYPE_TRACK && line_name)
+ else if ((line_type == GPSPOINT_TYPE_TRACK || line_type == GPSPOINT_TYPE_ROUTE) && line_name)
{
have_read_something = TRUE;
VikTrack *pl = vik_track_new();
+ // NB don't set defaults here as all properties are stored in the GPS_POINT format
+ //vik_track_set_defaults ( pl );
/* Thanks to Peter Jones for this Fix */
if (!line_name) line_name = g_strdup("UNK");
pl->visible = line_visible;
+ pl->is_route = (line_type == GPSPOINT_TYPE_ROUTE);
if ( line_comment )
- {
vik_track_set_comment ( pl, line_comment );
- line_comment = NULL;
- }
if ( line_description )
- {
vik_track_set_description ( pl, line_description );
- line_description = NULL;
+
+ if ( line_source )
+ vik_track_set_source ( pl, line_source );
+
+ if ( line_xtype )
+ vik_track_set_type ( pl, line_xtype );
+
+ if ( line_color )
+ {
+ if ( gdk_color_parse ( line_color, &(pl->color) ) )
+ pl->has_color = TRUE;
}
+ pl->draw_name_mode = line_name_label;
+ pl->max_number_dist_labels = line_dist_label;
+
pl->trackpoints = NULL;
vik_trw_layer_filein_add_track ( trw, line_name, pl );
g_free ( line_name );
current_track = pl;
}
- else if (line_type == GPSPOINT_TYPE_TRACKPOINT && current_track)
+ else if ((line_type == GPSPOINT_TYPE_TRACKPOINT || line_type == GPSPOINT_TYPE_ROUTEPOINT) && current_track)
{
have_read_something = TRUE;
VikTrackpoint *tp = vik_trackpoint_new();
tp->has_timestamp = line_has_timestamp;
tp->timestamp = line_timestamp;
tp->altitude = line_altitude;
+ vik_trackpoint_set_name ( tp, line_name );
if (line_extended) {
tp->speed = line_speed;
tp->course = line_course;
tp->nsats = line_sat;
tp->fix_mode = line_fix;
+ tp->hdop = line_hdop;
+ tp->vdop = line_vdop;
+ tp->pdop = line_pdop;
}
current_track->trackpoints = g_list_append ( current_track->trackpoints, tp );
}
g_free ( line_comment );
if (line_description)
g_free ( line_description );
+ if (line_source)
+ g_free ( line_source );
+ if (line_xtype)
+ g_free ( line_xtype );
+ if (line_color)
+ g_free ( line_color );
if (line_image)
g_free ( line_image );
if (line_symbol)
g_free ( line_symbol );
line_comment = NULL;
line_description = NULL;
+ line_source = NULL;
+ line_xtype = NULL;
+ line_color = NULL;
line_image = NULL;
line_symbol = NULL;
line_type = GPSPOINT_TYPE_NONE;
line_course = NAN;
line_sat = 0;
line_fix = 0;
+ line_hdop = VIK_DEFAULT_DOP;
+ line_vdop = VIK_DEFAULT_DOP;
+ line_pdop = VIK_DEFAULT_DOP;
+ line_name_label = 0;
+ line_dist_label = 0;
}
return have_read_something;
So we must determine end of tag name, start of value, end of value.
*/
-static void gpspoint_process_tag ( const gchar *tag, gint len )
+static void gpspoint_process_tag ( const gchar *tag, guint len )
{
const gchar *key_end, *value_start, *value_end;
else
{
if (*(tag+len-1) == '"')
- value_end = tag + len - 1;
+ value_end = tag + len - 1;
else
return; /* bogus */
}
else
value_end = tag + len; /* value start really IS value start. */
+ // Detect broken lines which end without any text or the enclosing ". i.e. like: comment="
+ if ( (value_end - value_start) < 0 )
+ return;
+
gpspoint_process_key_and_value(tag, key_end - tag, value_start, value_end - value_start);
}
}
/*
value = NULL for none
*/
-static void gpspoint_process_key_and_value ( const gchar *key, gint key_len, const gchar *value, gint value_len )
+static void gpspoint_process_key_and_value ( const gchar *key, guint key_len, const gchar *value, guint value_len )
{
if (key_len == 4 && strncasecmp( key, "type", key_len ) == 0 )
{
line_type = GPSPOINT_TYPE_TRACKPOINT;
else if (value_len == 8 && strncasecmp( value, "waypoint", value_len ) == 0 )
line_type = GPSPOINT_TYPE_WAYPOINT;
+ else if (value_len == 5 && strncasecmp( value, "route", value_len ) == 0 )
+ line_type = GPSPOINT_TYPE_ROUTE;
+ else if (value_len == 10 && strncasecmp( value, "routepoint", value_len ) == 0 )
+ line_type = GPSPOINT_TYPE_ROUTEPOINT;
else
/* all others are ignored */
line_type = GPSPOINT_TYPE_NONE;
{
if (line_name == NULL)
{
- line_name = g_strndup ( value, value_len );
+ line_name = deslashndup ( value, value_len );
}
}
else if (key_len == 7 && strncasecmp( key, "comment", key_len ) == 0 && value != NULL)
if (line_description == NULL)
line_description = deslashndup ( value, value_len );
}
+ else if (key_len == 6 && strncasecmp( key, "source", key_len ) == 0 && value != NULL)
+ {
+ if (line_source == NULL)
+ line_source = deslashndup ( value, value_len );
+ }
+ // NB using 'xtype' to differentiate from our own 'type' key
+ else if (key_len == 5 && strncasecmp( key, "xtype", key_len ) == 0 && value != NULL)
+ {
+ if (line_xtype == NULL)
+ line_xtype = deslashndup ( value, value_len );
+ }
+ else if (key_len == 5 && strncasecmp( key, "color", key_len ) == 0 && value != NULL)
+ {
+ if (line_color == NULL)
+ line_color = deslashndup ( value, value_len );
+ }
+ else if (key_len == 14 && strncasecmp( key, "draw_name_mode", key_len ) == 0 && value != NULL)
+ {
+ line_name_label = atoi(value);
+ }
+ else if (key_len == 18 && strncasecmp( key, "number_dist_labels", key_len ) == 0 && value != NULL)
+ {
+ line_dist_label = atoi(value);
+ }
else if (key_len == 5 && strncasecmp( key, "image", key_len ) == 0 && value != NULL)
{
if (line_image == NULL)
{
line_altitude = g_ascii_strtod(value, NULL);
}
- else if (key_len == 7 && strncasecmp( key, "visible", key_len ) == 0 && value[0] != 'y' && value[0] != 'Y' && value[0] != 't' && value[0] != 'T')
+ else if (key_len == 7 && strncasecmp( key, "visible", key_len ) == 0 && value != NULL && value[0] != 'y' && value[0] != 'Y' && value[0] != 't' && value[0] != 'T')
{
line_visible = FALSE;
}
{
line_fix = atoi(value);
}
+ else if (key_len == 4 && strncasecmp( key, "hdop", key_len ) == 0 && value != NULL)
+ {
+ line_hdop = g_ascii_strtod(value, NULL);
+ }
+ else if (key_len == 4 && strncasecmp( key, "vdop", key_len ) == 0 && value != NULL)
+ {
+ line_vdop = g_ascii_strtod(value, NULL);
+ }
+ else if (key_len == 4 && strncasecmp( key, "pdop", key_len ) == 0 && value != NULL)
+ {
+ line_pdop = g_ascii_strtod(value, NULL);
+ }
}
static void a_gpspoint_write_waypoint ( const gpointer id, const VikWaypoint *wp, FILE *f )
{
static struct LatLon ll;
gchar *s_lat, *s_lon;
- // Sanity clause
- if ( wp && !(wp->name) ) {
+ // Sanity clauses
+ if ( !wp )
return;
- }
+ if ( !(wp->name) )
+ return;
+
vik_coord_to_latlon ( &(wp->coord), &ll );
s_lat = a_coords_dtostr(ll.lat);
s_lon = a_coords_dtostr(ll.lon);
- fprintf ( f, "type=\"waypoint\" latitude=\"%s\" longitude=\"%s\" name=\"%s\"", s_lat, s_lon, wp->name );
+ gchar *tmp_name = slashdup(wp->name);
+ fprintf ( f, "type=\"waypoint\" latitude=\"%s\" longitude=\"%s\" name=\"%s\"", s_lat, s_lon, tmp_name );
+ g_free ( tmp_name );
g_free ( s_lat );
g_free ( s_lon );
fprintf ( f, " altitude=\"%s\"", s_alt );
g_free(s_alt);
}
+ if ( wp->has_timestamp )
+ fprintf ( f, " unixtime=\"%ld\"", wp->timestamp );
if ( wp->comment )
{
gchar *tmp_comment = slashdup(wp->comment);
fprintf ( f, " description=\"%s\"", tmp_description );
g_free ( tmp_description );
}
+ if ( wp->source )
+ {
+ gchar *tmp_source = slashdup(wp->source);
+ fprintf ( f, " source=\"%s\"", tmp_source );
+ g_free ( tmp_source );
+ }
+ if ( wp->type )
+ {
+ gchar *tmp_type = slashdup(wp->type);
+ fprintf ( f, " xtype=\"%s\"", tmp_type );
+ g_free ( tmp_type );
+ }
if ( wp->image )
{
- gchar *tmp_image = slashdup(wp->image);
- fprintf ( f, " image=\"%s\"", tmp_image );
+ gchar *tmp_image = NULL;
+ gchar *cwd = NULL;
+ if ( a_vik_get_file_ref_format() == VIK_FILE_REF_FORMAT_RELATIVE ) {
+ cwd = g_get_current_dir();
+ if ( cwd )
+ tmp_image = g_strdup ( file_GetRelativeFilename ( cwd, wp->image ) );
+ }
+
+ // if cwd not available - use image filename as is
+ // this should be an absolute path as set in thumbnails
+ if ( !cwd )
+ tmp_image = slashdup(wp->image);
+
+ if ( tmp_image )
+ fprintf ( f, " image=\"%s\"", tmp_image );
+
+ g_free ( cwd );
g_free ( tmp_image );
}
if ( wp->symbol )
{
- fprintf ( f, " symbol=\"%s\"", wp->symbol );
+ // Due to changes in garminsymbols - the symbol name is now in Title Case
+ // However to keep newly generated .vik files better compatible with older Viking versions
+ // The symbol names will always be lowercase
+ gchar *tmp_symbol = g_utf8_strdown(wp->symbol, -1);
+ fprintf ( f, " symbol=\"%s\"", tmp_symbol );
+ g_free ( tmp_symbol );
}
if ( ! wp->visible )
fprintf ( f, " visible=\"n\"" );
fprintf ( f, "\n" );
}
-static void a_gpspoint_write_trackpoint ( VikTrackpoint *tp, FILE *f )
+static void a_gpspoint_write_trackpoint ( VikTrackpoint *tp, TP_write_info_type *write_info )
{
static struct LatLon ll;
gchar *s_lat, *s_lon;
vik_coord_to_latlon ( &(tp->coord), &ll );
+ FILE *f = write_info->f;
+
/* TODO: modify a_coords_dtostr() to accept (optional) buffer
* instead of doing malloc/free everytime */
s_lat = a_coords_dtostr(ll.lat);
s_lon = a_coords_dtostr(ll.lon);
- fprintf ( f, "type=\"trackpoint\" latitude=\"%s\" longitude=\"%s\"", s_lat, s_lon );
+ fprintf ( f, "type=\"%spoint\" latitude=\"%s\" longitude=\"%s\"", write_info->is_route ? "route" : "track", s_lat, s_lon );
g_free ( s_lat );
g_free ( s_lon );
+ if ( tp->name ) {
+ gchar *name = slashdup(tp->name);
+ fprintf ( f, " name=\"%s\"", name );
+ g_free(name);
+ }
+
if ( tp->altitude != VIK_DEFAULT_ALTITUDE ) {
gchar *s_alt = a_coords_dtostr(tp->altitude);
fprintf ( f, " altitude=\"%s\"", s_alt );
fprintf ( f, " sat=\"%d\"", tp->nsats );
if (tp->fix_mode > 0)
fprintf ( f, " fix=\"%d\"", tp->fix_mode );
+
+ if ( tp->hdop != VIK_DEFAULT_DOP ) {
+ gchar *ss = a_coords_dtostr(tp->hdop);
+ fprintf ( f, " hdop=\"%s\"", ss );
+ g_free(ss);
+ }
+ if ( tp->vdop != VIK_DEFAULT_DOP ) {
+ gchar *ss = a_coords_dtostr(tp->vdop);
+ fprintf ( f, " vdop=\"%s\"", ss );
+ g_free(ss);
+ }
+ if ( tp->pdop != VIK_DEFAULT_DOP ) {
+ gchar *ss = a_coords_dtostr(tp->pdop);
+ fprintf ( f, " pdop=\"%s\"", ss );
+ g_free(ss);
+ }
}
fprintf ( f, "\n" );
}
if ( !(trk->name) )
return;
- fprintf ( f, "type=\"track\" name=\"%s\"", trk->name);
+ gchar *tmp_name = slashdup(trk->name);
+ fprintf ( f, "type=\"%s\" name=\"%s\"", trk->is_route ? "route" : "track", tmp_name );
+ g_free ( tmp_name );
if ( trk->comment ) {
gchar *tmp = slashdup(trk->comment);
g_free ( tmp );
}
+ if ( trk->source ) {
+ gchar *tmp = slashdup(trk->source);
+ fprintf ( f, " source=\"%s\"", tmp );
+ g_free ( tmp );
+ }
+
+ if ( trk->type ) {
+ gchar *tmp = slashdup(trk->type);
+ fprintf ( f, " xtype=\"%s\"", tmp );
+ g_free ( tmp );
+ }
+
+ if ( trk->has_color ) {
+ fprintf ( f, " color=#%.2x%.2x%.2x", (int)(trk->color.red/256),(int)(trk->color.green/256),(int)(trk->color.blue/256));
+ }
+
+ if ( trk->draw_name_mode > 0 )
+ fprintf ( f, " draw_name_mode=\"%d\"", trk->draw_name_mode );
+
+ if ( trk->max_number_dist_labels > 0 )
+ fprintf ( f, " number_dist_labels=\"%d\"", trk->max_number_dist_labels );
+
if ( ! trk->visible ) {
fprintf ( f, " visible=\"n\"" );
}
fprintf ( f, "\n" );
- g_list_foreach ( trk->trackpoints, (GFunc) a_gpspoint_write_trackpoint, f );
- fprintf ( f, "type=\"trackend\"\n" );
+ TP_write_info_type tp_write_info = { f, trk->is_route };
+ g_list_foreach ( trk->trackpoints, (GFunc) a_gpspoint_write_trackpoint, &tp_write_info );
+ fprintf ( f, "type=\"%send\"\n", trk->is_route ? "route" : "track" );
}
void a_gpspoint_write_file ( VikTrwLayer *trw, FILE *f )
{
GHashTable *tracks = vik_trw_layer_get_tracks ( trw );
+ GHashTable *routes = vik_trw_layer_get_routes ( trw );
GHashTable *waypoints = vik_trw_layer_get_waypoints ( trw );
fprintf ( f, "type=\"waypointlist\"\n" );
g_hash_table_foreach ( waypoints, (GHFunc) a_gpspoint_write_waypoint, f );
fprintf ( f, "type=\"waypointlistend\"\n" );
g_hash_table_foreach ( tracks, (GHFunc) a_gpspoint_write_track, f );
+ g_hash_table_foreach ( routes, (GHFunc) a_gpspoint_write_track, f );
}
projects / andy / viking.git / blobdiff