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 /* Location Manager */
  40 /*////////////////////////////////////// */
  41
  42 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)
  43 {
  44         LOCATIONS_LOGD("location_manager_set_location_batch_cb");
  45         LOCATIONS_NOT_SUPPORTED_CHECK(__is_batch_supported());
  46
  47         LOCATIONS_CHECK_CONDITION(batch_interval >= 1 && batch_interval <= 255, LOCATIONS_ERROR_INVALID_PARAMETER, "LOCATIONS_ERROR_INVALID_PARAMETER");
  48         LOCATIONS_CHECK_CONDITION(batch_period >= 1 && batch_period <= 60000, LOCATIONS_ERROR_INVALID_PARAMETER, "LOCATIONS_ERROR_INVALID_PARAMETER");
  49         LOCATIONS_CHECK_CONDITION(batch_interval <= batch_period, 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_batch_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_batch_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         } else {
  76                 LOCATIONS_LOGE("method is not GPS");
  77         }
  78
  79         if (handle->user_cb[_LOCATIONS_EVENT_TYPE_BATCH] != NULL)
  80                 LOCATIONS_LOGD("batch status set : Start");
  81
  82         int ret = location_start_batch(handle->object);
  83         if (ret != LOCATION_ERROR_NONE)
  84                 return __convert_error_code(ret);
  85
  86         return LOCATIONS_ERROR_NONE;
  87 }
  88
  89 EXPORT_API int location_manager_stop_batch(location_manager_h manager)
  90 {
  91         LOCATIONS_LOGD("location_manager_stop_batch");
  92         LOCATIONS_NOT_SUPPORTED_CHECK(__is_batch_supported());
  93         LOCATIONS_NULL_ARG_CHECK(manager);
  94         location_manager_s *handle = (location_manager_s *) manager;
  95
  96         if (LOCATIONS_METHOD_GPS == handle->method) {
  97                 if (handle->sig_id[_LOCATION_SIGNAL_BATCH_UPDATED]) {
  98                         g_signal_handler_disconnect(handle->object, handle->sig_id[_LOCATION_SIGNAL_BATCH_UPDATED]);
  99                         handle->sig_id[_LOCATION_SIGNAL_BATCH_UPDATED] = 0;
 100                 }
 101         } else {
 102                 LOCATIONS_LOGE("method is not GPS");
 103         }
 104
 105         int ret = location_stop_batch(handle->object);
 106         if (ret != LOCATION_ERROR_NONE)
 107                 return __convert_error_code(ret);
 108
 109         return LOCATIONS_ERROR_NONE;
 110 }
 111
 112 EXPORT_API int location_manager_foreach_location_batch(location_manager_h manager, location_batch_get_location_cb callback, void *user_data)
 113 {
 114         LOCATIONS_LOGD("location_manager_foreach_location_batch");
 115         LOCATIONS_NOT_SUPPORTED_CHECK(__is_batch_supported());
 116         LOCATIONS_NULL_ARG_CHECK(manager);
 117         LOCATIONS_NULL_ARG_CHECK(callback);
 118         location_manager_s *handle = (location_manager_s *) manager;
 119         LocationBatch *batch = NULL;
 120
 121         int ret = location_get_batch(handle->object, &batch);
 122         if (ret != LOCATION_ERROR_NONE || batch == NULL) {
 123                 if (ret == LOCATION_ERROR_NOT_SUPPORTED) {
 124                         LOCATIONS_LOGE("LOCATIONS_ERROR_INCORRECT_METHOD(0x%08x) : method - %d", LOCATIONS_ERROR_INCORRECT_METHOD, handle->method);
 125                         return LOCATIONS_ERROR_INCORRECT_METHOD;
 126                 } else if (ret == LOCATION_ERROR_NOT_ALLOWED) {
 127                         LOCATIONS_LOGE("LOCATIONS_ERROR_ACCESSIBILITY_NOT_ALLOWED");
 128                         return LOCATIONS_ERROR_ACCESSIBILITY_NOT_ALLOWED;
 129                 }
 130
 131                 LOCATIONS_LOGE("LOCATIONS_ERROR_SERVICE_NOT_AVAILABLE(0x%08x) : batch is NULL ", LOCATIONS_ERROR_SERVICE_NOT_AVAILABLE);
 132                 return LOCATIONS_ERROR_SERVICE_NOT_AVAILABLE;
 133         }
 134
 135         int i;
 136         for (i = 0; i < batch->num_of_location; i++) {
 137                 gdouble latitude;
 138                 gdouble longitude;
 139                 gdouble altitude;
 140                 gdouble speed;
 141                 gdouble direction;
 142                 gdouble h_accuracy;
 143                 gdouble v_accuracy;
 144                 guint timestamp;
 145
 146                 location_get_batch_details(batch, i, &latitude, &longitude, &altitude, &speed, &direction, &h_accuracy, &v_accuracy, &timestamp);
 147                 if (callback(latitude, longitude, altitude, speed, direction, h_accuracy, v_accuracy, timestamp, user_data) != TRUE)
 148                         break;
 149         }
 150         location_batch_free(batch);
 151         batch = NULL;
 152         return LOCATIONS_ERROR_NONE;
 153 }
 154
 155 EXPORT_API int location_manager_enable_restriction(bool enable)
 156 {
 157         int ret = LOCATION_ERROR_NONE;
 158         ret = location_enable_restriction(enable);
 159         return __convert_error_code(ret);
 160 }