tests/position-sample-gps.c

   1 /*
   2  * libslp-location
   3  *
   4  * Copyright (c) 2010-2011 Samsung Electronics Co., Ltd. All rights reserved.
   5  *
   6  * Contact: Youngae Kang <youngae.kang@samsung.com>, Yunhan Kim <yhan.kim@samsung.com>,
   7  *          Genie Kim <daejins.kim@samsung.com>, Minjune Kim <sena06.kim@samsung.com>
   8  *
   9  * Licensed under the Apache License, Version 2.0 (the "License");
  10  * you may not use this file except in compliance with the License.
  11  * You may obtain a copy of the License at
  12  *
  13  * http://www.apache.org/licenses/LICENSE-2.0
  14  *
  15  * Unless required by applicable law or agreed to in writing, software
  16  * distributed under the License is distributed on an "AS IS" BASIS,
  17  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  18  * See the License for the specific language governing permissions and
  19  * limitations under the License.
  20  */
  21
  22 #include <glib.h>
  23 #include <location.h>
  24
  25 static GMainLoop *loop = NULL;
  26
  27 static gboolean
  28 exit_program (gpointer data)
  29 {
  30         g_main_loop_quit (loop);
  31         g_debug ("Quit g_main_loop");
  32         return FALSE;
  33 }
  34
  35 static void
  36 cb_service_updated (GObject *self,
  37         guint type,
  38         gpointer data,
  39         gpointer accuracy,
  40         gpointer userdata)
  41 {
  42         g_debug("cb_service_updated: type(%d) userdata(0x%x)", type, (unsigned int)userdata);
  43
  44         LocationAccuracy *acc = (LocationAccuracy*) accuracy;
  45         switch (type) {
  46         case POSITION_UPDATED: {
  47                         LocationPosition *pos = (LocationPosition*) data;
  48                         g_debug ("ASYNC>> Current position> time: %d, lat: %f, long: %f, alt: %f, status: %d",
  49                                 pos->timestamp, pos->latitude, pos->longitude, pos->altitude, pos->status);
  50                         g_debug ("\tAccuracy level %d (%.0f meters %.0f meters)",
  51                                 acc->level, acc->horizontal_accuracy, acc->vertical_accuracy);
  52                 }
  53         }
  54 }
  55
  56
  57 static void
  58 cb_service_enabled (GObject *self,
  59         guint status,
  60         gpointer userdata)
  61 {
  62         g_debug("cb_service_enabled: status(%d) userdata(0x%x)", status, (unsigned int)userdata);
  63
  64         LocationObject *loc = (LocationObject*)userdata;
  65         LocationAccuracy *acc = NULL;
  66         LocationPosition *pos = NULL;
  67
  68         if (LOCATION_ERROR_NONE == location_get_position (loc, &pos, &acc)) {
  69                 g_debug ("SYNC>> Current position> time: %d, lat: %f, long: %f, alt: %f, status: %d",
  70                         pos->timestamp, pos->latitude, pos->longitude, pos->altitude, pos->status);
  71                 g_debug ("\tAccuracy level %d (%.0f meters %.0f meters)",
  72                         acc->level, acc->horizontal_accuracy, acc->vertical_accuracy);
  73                 location_position_free(pos);
  74                 location_accuracy_free(acc);
  75         } else g_warning ("SYNC>> Current position> failed");
  76 }
  77
  78 static void
  79 cb_service_disabled (GObject *self,
  80         guint status,
  81         gpointer userdata)
  82 {
  83         g_debug("cb_service_disabled: status(%d) userdata(0x%x)", status, (unsigned int)userdata);
  84 }
  85
  86 int
  87 main (int argc, char *argv[])
  88 {
  89         LocationObject *loc = NULL;
  90
  91         location_init ();
  92
  93         loop = g_main_loop_new (NULL, TRUE);
  94
  95         loc  = location_new (LOCATION_METHOD_GPS);
  96         if (!loc) {
  97                 g_debug("location_new failed");
  98                 return -1;
  99         }
 100
 101         g_signal_connect (loc, "service-enabled", G_CALLBACK(cb_service_enabled), loc);
 102         g_signal_connect (loc, "service-disabled", G_CALLBACK(cb_service_disabled), loc);
 103         g_signal_connect (loc, "service-updated", G_CALLBACK(cb_service_updated), loc);
 104
 105         if( LOCATION_ERROR_NONE != location_start (loc) ){
 106                 g_debug("location_start failed");
 107                 return -1;
 108         }
 109
 110         g_timeout_add_seconds(60, exit_program, NULL);
 111         g_main_loop_run (loop);
 112
 113         location_stop (loc);
 114
 115         LocationPosition *pos = NULL;
 116         g_object_get(loc, "last-position", &pos, NULL);
 117         if (pos) {
 118                 g_debug ("Get property>> last-position> time: %d, lat: %f, long: %f, alt: %f, status: %d",
 119                         pos->timestamp, pos->latitude, pos->longitude, pos->altitude, pos->status);
 120                 location_position_free(pos);
 121         } else  g_warning("failed to get property> last-position");
 122
 123         location_free (loc);
 124
 125         return 0;
 126 }