vcs.maemo.org Git - navit-package/blob - navit/gui/gtk/gui_gtk_statusbar.c

   1 #include <stdio.h>
   2 #include <string.h>
   3 #include <time.h>
   4 #include <math.h>
   5 #include <gtk/gtk.h>
   6 #include <libintl.h>
   7 #include "item.h"
   8 #include "coord.h"
   9 #include "debug.h"
  10 #include "vehicle.h"
  11 #include "callback.h"
  12 #include "route.h"
  13 #include "transform.h"
  14 #include "navit.h"
  15 #include "map.h"
  16 #include "navigation.h"
  17 #include "gui_gtk.h"
  18
  19
  20 #define _(STRING) gettext(STRING)
  21
  22 struct statusbar_priv {
  23         struct gui_priv *gui;
  24         GtkWidget *hbox;
  25         char gps_text[128];
  26         GtkWidget *gps;
  27         char route_text[128];
  28         GtkWidget *route;
  29         struct callback *vehicle_cb;
  30 };
  31
  32
  33
  34
  35 static void
  36 statusbar_destroy(struct statusbar_priv *this)
  37 {
  38         g_free(this);
  39 }
  40
  41 static void
  42 statusbar_gps_update(struct statusbar_priv *this, int sats, int qual, double lng, double lat, double height, double direction, double speed)
  43 {
  44         char lat_c='N';
  45         char lng_c='E';
  46     char *dirs[]={_("N"),_("NE"),_("E"),_("SE"),_("S"),_("SW"),_("W"),_("NW"),_("N")};
  47         char *dir;
  48         int dir_idx;
  49
  50         if (lng < 0) {
  51                 lng=-lng;
  52                 lng_c='W';
  53         }
  54         if (lat < 0) {
  55                 lat=-lat;
  56                 lat_c='S';
  57         }
  58         dir_idx=(direction+22.5)/45;
  59         dir=dirs[dir_idx];
  60         sprintf(this->gps_text, "GPS %2d/%1d %02.0f%07.4f%c %03.0f%07.4f%c %4.0fm %3.0f°%-2s %3.0fkm/h", sats, qual, floor(lat), fmod(lat*60,60), lat_c, floor(lng), fmod(lng*60,60), lng_c, height, direction, dir, speed);
  61         gtk_label_set_text(GTK_LABEL(this->gps), this->gps_text);
  62
  63 }
  64
  65 static void
  66 statusbar_route_update(struct statusbar_priv *this, struct navit *navit, struct vehicle *v)
  67 {
  68         struct navigation *nav=NULL;
  69         struct map *map=NULL;
  70         struct map_rect *mr=NULL;
  71         struct item *item=NULL;
  72         struct attr attr;
  73         double route_len=0;
  74         time_t eta;
  75         struct tm *eta_tm=NULL;
  76         char buffer[128];
  77         double lng, lat, direction=0, height=0, speed=0;
  78         int sats=0, qual=0;
  79         char lat_c='N';
  80         char lng_c='E';
  81     char *dirs[]={_("N"),_("NE"),_("E"),_("SE"),_("S"),_("SW"),_("W"),_("NW"),_("N")};
  82         char *dir;
  83         int dir_idx;
  84
  85         if (navit)
  86                 nav=navit_get_navigation(navit);
  87         if (nav)
  88                 map=navigation_get_map(nav);
  89         if (map)
  90                 mr=map_rect_new(map, NULL);
  91         if (mr)
  92                 item=map_rect_get_item(mr);
  93         if (item) {
  94                 if (item_attr_get(item, attr_destination_length, &attr))
  95                         route_len=attr.u.num;
  96                 if (item_attr_get(item, attr_destination_time, &attr)) {
  97                         eta=time(NULL)+attr.u.num/10;
  98                         eta_tm=localtime(&eta);
  99                 }
 100         }
 101         if (mr)
 102                 map_rect_destroy(mr);
 103         sprintf(buffer,_("Route %4.0fkm    %02d:%02d ETA" ),route_len/1000, eta_tm ? eta_tm->tm_hour : 0 , eta_tm ? eta_tm->tm_min : 0);
 104         if (strcmp(buffer, this->route_text)) {
 105                 strcpy(this->route_text, buffer);
 106                 gtk_label_set_text(GTK_LABEL(this->route), this->route_text);
 107         }
 108         if (!vehicle_get_attr(v, attr_position_coord_geo, &attr))
 109                 return;
 110         lng=attr.u.coord_geo->lng;
 111         lat=attr.u.coord_geo->lat;
 112         if (lng < 0) {
 113                 lng=-lng;
 114                 lng_c='W';
 115         }
 116         if (lat < 0) {
 117                 lat=-lat;
 118                 lat_c='S';
 119         }
 120         if (vehicle_get_attr(v, attr_position_direction, &attr))
 121                 direction=*(attr.u.numd);
 122         direction=fmod(direction,360);
 123         if (direction < 0)
 124                 direction+=360;
 125         dir_idx=(direction+22.5)/45;
 126         dir=dirs[dir_idx];
 127         if (vehicle_get_attr(v, attr_position_height, &attr))
 128                 height=*(attr.u.numd);
 129         if (vehicle_get_attr(v, attr_position_speed, &attr))
 130                 speed=*(attr.u.numd);
 131         if (vehicle_get_attr(v, attr_position_sats_used, &attr))
 132                 sats=attr.u.num;
 133         if (vehicle_get_attr(v, attr_position_qual, &attr))
 134                 qual=attr.u.num;
 135         sprintf(this->gps_text,"GPS %2d/%1d %02.0f%07.4f%c %03.0f%07.4f%c %4.0fm %3.0f°%-2s %3.0fkm/h", sats, qual, floor(lat), fmod(lat*60,60), lat_c, floor(lng), fmod(lng*60,60), lng_c, height, direction, dir, speed);
 136         gtk_label_set_text(GTK_LABEL(this->gps), this->gps_text);
 137 }
 138
 139 struct statusbar_priv *
 140 gui_gtk_statusbar_new(struct gui_priv *gui)
 141 {
 142         struct statusbar_priv *this=g_new0(struct statusbar_priv, 1);
 143
 144         this->gui=gui;
 145         this->hbox=gtk_hbox_new(FALSE, 1);
 146         this->gps=gtk_label_new( "GPS 00/0 0000.0000N 00000.0000E 0000m 000°NO 000km/h" );
 147         gtk_label_set_justify(GTK_LABEL(this->gps),  GTK_JUSTIFY_LEFT);
 148         this->route=gtk_label_new( _( "Route 0000km  0+00:00 ETA" ) );
 149         gtk_label_set_justify(GTK_LABEL(this->route),  GTK_JUSTIFY_LEFT);
 150         gtk_box_pack_start(GTK_BOX(this->hbox), this->gps, TRUE, TRUE, 2);
 151         gtk_box_pack_start(GTK_BOX(this->hbox), gtk_vseparator_new(), TRUE, TRUE, 2);
 152         gtk_box_pack_start(GTK_BOX(this->hbox), this->route, TRUE, TRUE, 2);
 153         GTK_WIDGET_UNSET_FLAGS (this->hbox, GTK_CAN_FOCUS);
 154
 155         gtk_box_pack_end(GTK_BOX(gui->vbox), this->hbox, FALSE, FALSE, 0);
 156         gtk_widget_show_all(this->hbox);
 157         /* add a callback for position updates */
 158         this->vehicle_cb=callback_new_attr_1(callback_cast(statusbar_route_update), attr_position_coord_geo, this);
 159         navit_add_callback(gui->nav, this->vehicle_cb);
 160         return this;
 161 }
 162