src/location_batch.c

   1 /*
   2  * Copyright (c) 2011-2013 Samsung Electronics Co., Ltd All Rights Reserved
   3  *
   4  * Licensed under the Apache License, Version 2.0 (the "License");
   5  * you may not use this file except in compliance with the License.
   6  * You may obtain a copy of the License at
   7  *
   8  * http://www.apache.org/licenses/LICENSE-2.0
   9  *
  10  * Unless required by applicable law or agreed to in writing, software
  11  * distributed under the License is distributed on an "AS IS" BASIS,
  12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13  * See the License for the specific language governing permissions and
  14  * limitations under the License.
  15  */
  16
  17 #include <stdio.h>
  18 #include <stdlib.h>
  19 #include <string.h>
  20 #include <system_info.h>
  21 #include "location_internal.h"
  22 #include "location_batch.h"
  23
  24
  25 /*
  26 * Internal Implementation
  27 */
  28
  29 static void __cb_batch_updated(GObject *self, guint num_of_location, gpointer userdata)
  30 {
  31         LOCATIONS_LOGD("Batch callback function has been invoked.");
  32         location_manager_s *handle = (location_manager_s *) userdata;
  33
  34         if (handle->user_cb[_LOCATIONS_EVENT_TYPE_BATCH]) {
  35                 ((location_batch_cb) handle->user_cb[_LOCATIONS_EVENT_TYPE_BATCH])(num_of_location, handle->user_data[_LOCATIONS_EVENT_TYPE_BATCH]);
  36         }
  37 }
  38
  39 /*/////////////////////////////////////// */
  40 /* Location Manager */
  41 /*////////////////////////////////////// */
  42
  43 EXPORT_API int location_manager_set_location_batch_cb(location_manager_h manager, location_batch_cb callback, int batch_interval, int batch_period, void *user_data)
  44 {
  45         LOCATIONS_LOGD("location_manager_set_location_batch_cb");
  46         LOCATIONS_NOT_SUPPORTED_CHECK(__is_location_supported());
  47
  48         LOCATIONS_CHECK_CONDITION(batch_interval >= 1 && batch_interval <= 120, LOCATIONS_ERROR_INVALID_PARAMETER, "LOCATIONS_ERROR_INVALID_PARAMETER");
  49         LOCATIONS_CHECK_CONDITION(batch_period >= 120 && batch_period <= 600, LOCATIONS_ERROR_INVALID_PARAMETER, "LOCATIONS_ERROR_INVALID_PARAMETER");
  50         LOCATIONS_NULL_ARG_CHECK(manager);
  51         LOCATIONS_NULL_ARG_CHECK(callback);
  52         location_manager_s *handle = (location_manager_s *) manager;
  53         g_object_set(handle->object, "batch-period", batch_period, NULL);
  54         g_object_set(handle->object, "batch-interval", batch_interval, NULL);
  55         return __set_callback(_LOCATIONS_EVENT_TYPE_BATCH, manager, callback, user_data);
  56 }
  57
  58 EXPORT_API int location_manager_unset_location_batch_cb(location_manager_h manager)
  59 {
  60         LOCATIONS_LOGD("location_manager_unset_location_batch_cb");
  61         LOCATIONS_NOT_SUPPORTED_CHECK(__is_location_supported());
  62         return __unset_callback(_LOCATIONS_EVENT_TYPE_BATCH, manager);
  63 }
  64
  65 EXPORT_API int location_manager_start_batch(location_manager_h manager)
  66 {
  67         LOCATIONS_LOGD("location_manager_start_batch");
  68         LOCATIONS_NOT_SUPPORTED_CHECK(__is_location_supported());
  69         LOCATIONS_NULL_ARG_CHECK(manager);
  70         location_manager_s *handle = (location_manager_s *) manager;
  71
  72         if (LOCATIONS_METHOD_GPS == handle->method) {
  73                 if (!handle->sig_id[_LOCATION_SIGNAL_BATCH_UPDATED]) {
  74                         handle->sig_id[_LOCATION_SIGNAL_BATCH_UPDATED] = g_signal_connect(handle->object, "batch-updated", G_CALLBACK(__cb_batch_updated), handle);
  75                 }
  76         } else {
  77                 LOCATIONS_LOGE("method is not GPS");
  78         }
  79
  80         if (handle->user_cb[_LOCATIONS_EVENT_TYPE_BATCH] != NULL) {
  81                 LOCATIONS_LOGI("batch status set : Start");
  82         }
  83
  84         int ret = location_start_batch(handle->object);
  85         if (ret != LOCATION_ERROR_NONE) {
  86                 return __convert_error_code(ret);
  87         }
  88
  89         return LOCATIONS_ERROR_NONE;
  90 }
  91
  92 EXPORT_API int location_manager_stop_batch(location_manager_h manager)
  93 {
  94         LOCATIONS_LOGD("location_manager_stop_batch");
  95         LOCATIONS_NOT_SUPPORTED_CHECK(__is_location_supported());
  96         LOCATIONS_NULL_ARG_CHECK(manager);
  97         location_manager_s *handle = (location_manager_s *) manager;
  98
  99         if (LOCATIONS_METHOD_GPS == handle->method) {
 100                 if (handle->sig_id[_LOCATION_SIGNAL_BATCH_UPDATED]) {
 101                         g_signal_handler_disconnect(handle->object, handle->sig_id[_LOCATION_SIGNAL_BATCH_UPDATED]);
 102                         handle->sig_id[_LOCATION_SIGNAL_BATCH_UPDATED] = 0;
 103                 }
 104         } else {
 105                 LOCATIONS_LOGE("method is not GPS");
 106         }
 107
 108         int ret = location_stop_batch(handle->object);
 109         if (ret != LOCATION_ERROR_NONE) {
 110                 return __convert_error_code(ret);
 111         }
 112
 113         return LOCATIONS_ERROR_NONE;
 114 }
 115
 116 EXPORT_API int location_manager_foreach_location_batch(location_manager_h manager, location_batch_get_location_cb callback, void *user_data)
 117 {
 118         LOCATIONS_LOGD("location_manager_foreach_location_batch");
 119         LOCATIONS_NOT_SUPPORTED_CHECK(__is_location_supported());
 120         LOCATIONS_NULL_ARG_CHECK(manager);
 121         LOCATIONS_NULL_ARG_CHECK(callback);
 122         location_manager_s *handle = (location_manager_s *) manager;
 123         LocationBatch *batch = NULL;
 124
 125         int ret = location_get_batch(handle->object, &batch);
 126         if (ret != LOCATION_ERROR_NONE || batch == NULL) {
 127                 if (ret == LOCATION_ERROR_NOT_SUPPORTED) {
 128                         LOCATIONS_LOGE("LOCATIONS_ERROR_INCORRECT_METHOD(0x%08x) : method - %d", LOCATIONS_ERROR_INCORRECT_METHOD, handle->method);
 129                         return LOCATIONS_ERROR_INCORRECT_METHOD;
 130                 } else if (ret == LOCATION_ERROR_NOT_ALLOWED) {
 131                         LOCATIONS_LOGE("LOCATIONS_ERROR_ACCESSIBILITY_NOT_ALLOWED");
 132                         return LOCATIONS_ERROR_ACCESSIBILITY_NOT_ALLOWED;
 133                 }
 134
 135                 LOCATIONS_LOGE("LOCATIONS_ERROR_SERVICE_NOT_AVAILABLE(0x%08x) : batch is NULL ",
 136                                LOCATIONS_ERROR_SERVICE_NOT_AVAILABLE);
 137                 return LOCATIONS_ERROR_SERVICE_NOT_AVAILABLE;
 138         }
 139
 140         int i;
 141         for (i = 0; i < batch->num_of_location; i++) {
 142                 gdouble latitude;
 143                 gdouble longitude;
 144                 gdouble altitude;
 145                 gdouble speed;
 146                 gdouble direction;
 147                 gdouble h_accuracy;
 148                 gdouble v_accuracy;
 149                 guint timestamp;
 150
 151                 location_get_batch_details(batch, i, &latitude, &longitude, &altitude, &speed, &direction, &h_accuracy, &v_accuracy, &timestamp);
 152                 if (callback(latitude, longitude, altitude, speed, direction, h_accuracy, v_accuracy, timestamp, user_data) != TRUE) {
 153                         break;
 154                 }
 155         }
 156         location_batch_free(batch);
 157         batch = NULL;
 158         return LOCATIONS_ERROR_NONE;
 159 }