src/view/polyline_constructor.cpp

   1 /* Copyright (c) 2010-2014 Samsung Electronics Co., Ltd. All rights reserved.
   2  *
   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
  18 #include "polyline_constructor.h"
  19
  20 extern int _maps_view_object_create(const maps_view_object_type_e type,
  21                               maps_view_object_h *object);
  22
  23 maps_view_object_h view::polyline_constructor::construct(const maps_coordinates_list_h
  24                                                    coordinates,
  25                                                    const unsigned char r,
  26                                                    const unsigned char g,
  27                                                    const unsigned char b,
  28                                                    const unsigned char a,
  29                                                    const int width)
  30 {
  31         if (!coordinates || (width <= 0)) {
  32                 __error = MAPS_ERROR_INVALID_PARAMETER;
  33                 return NULL;
  34         }
  35
  36         __error = MAPS_ERROR_NONE;
  37
  38         maps_view_object_h polyline = NULL;
  39         do {
  40                 /* 1. Create a visual object for polyline */
  41                 __error = _maps_view_object_create(MAPS_VIEW_OBJECT_POLYLINE,
  42                                                  &polyline);
  43                 if (__error != MAPS_ERROR_NONE)
  44                         break;
  45
  46                 /* 2. Set the polyline points */
  47                 __error = maps_view_object_polyline_set_polyline(polyline,
  48                                                            coordinates);
  49                 if (__error != MAPS_ERROR_NONE)
  50                         break;
  51
  52                 /* 3. Set the polyline color */
  53                 __error = maps_view_object_polyline_set_color(polyline,
  54                                                              r, g, b, a);
  55                 if (__error != MAPS_ERROR_NONE)
  56                         break;
  57
  58                 /* 4. Set the polyline width */
  59                 __error = maps_view_object_polyline_set_width(polyline, width);
  60                 if (__error != MAPS_ERROR_NONE)
  61                         break;
  62
  63                 /* 5. Set the polyline visible */
  64                 __error = maps_view_object_set_visible(polyline, true);
  65                 if (__error != MAPS_ERROR_NONE)
  66                         break;
  67
  68                 /* SUCCESS */
  69                 return polyline;
  70         } while (false);
  71
  72         /* FAILURE: Releasing objects */
  73         maps_view_object_destroy(polyline);
  74         return NULL;
  75 }