1 /* -*- Mode: C; indent-tabs-mode: t; c-basic-offset: 4; tab-width: 4 -*- */
4 * Copyright (C) 2009, Guilhem Bonnefille <guilhem.bonnefille@gmail.com>
6 * viking is free software: you can redistribute it and/or modify it
7 * under the terms of the GNU General Public License as published by the
8 * Free Software Foundation, either version 3 of the License, or
9 * (at your option) any later version.
11 * viking is distributed in the hope that it will be useful, but
12 * WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
14 * See the GNU General Public License for more details.
16 * You should have received a copy of the GNU General Public License along
17 * with this program. If not, see <http://www.gnu.org/licenses/>.
22 * @short_description: the adapter class to support old map source declaration
24 * The #VikMapType class handles is an adapter to allow to reuse
25 * old map source (see #VikMapsLayer_MapType).
32 #include "vikmaptype.h"
33 #include "vikmapslayer_compat.h"
36 static guint16 map_type_get_uniq_id (VikMapSource *self);
37 static const gchar *map_type_get_label (VikMapSource *self);
38 static guint16 map_type_get_tilesize_x (VikMapSource *self);
39 static guint16 map_type_get_tilesize_y (VikMapSource *self);
40 static VikViewportDrawMode map_type_get_drawmode (VikMapSource *self);
41 static gboolean map_type_coord_to_mapcoord (VikMapSource *self, const VikCoord *src, gdouble xzoom, gdouble yzoom, MapCoord *dest );
42 static void map_type_mapcoord_to_center_coord (VikMapSource *self, MapCoord *src, VikCoord *dest);
43 static DownloadResult_t map_type_download (VikMapSource * self, MapCoord * src, const gchar * dest_fn, void * handle);
44 static void * map_type_download_handle_init (VikMapSource * self);
45 static void map_type_download_handle_cleanup (VikMapSource * self, void * handle);
47 typedef struct _VikMapTypePrivate VikMapTypePrivate;
48 struct _VikMapTypePrivate
51 VikMapsLayer_MapType map_type;
54 #define VIK_MAP_TYPE_PRIVATE(o) (G_TYPE_INSTANCE_GET_PRIVATE ((o), VIK_TYPE_MAP_TYPE, VikMapTypePrivate))
57 G_DEFINE_TYPE (VikMapType, vik_map_type, VIK_TYPE_MAP_SOURCE);
60 vik_map_type_init (VikMapType *object)
62 VikMapTypePrivate *priv = VIK_MAP_TYPE_PRIVATE(object);
67 vik_map_type_new_with_id (VikMapsLayer_MapType map_type, const char *label)
69 VikMapType *ret = (VikMapType *)g_object_new(vik_map_type_get_type(), NULL);
70 VikMapTypePrivate *priv = VIK_MAP_TYPE_PRIVATE(ret);
71 priv->map_type = map_type;
72 priv->label = g_strdup (label);
77 vik_map_type_finalize (GObject *object)
79 VikMapTypePrivate *priv = VIK_MAP_TYPE_PRIVATE(object);
83 G_OBJECT_CLASS (vik_map_type_parent_class)->finalize (object);
87 vik_map_type_class_init (VikMapTypeClass *klass)
89 GObjectClass* object_class = G_OBJECT_CLASS (klass);
90 VikMapSourceClass* parent_class = VIK_MAP_SOURCE_CLASS (klass);
92 /* Overiding methods */
93 parent_class->get_uniq_id = map_type_get_uniq_id;
94 parent_class->get_label = map_type_get_label;
95 parent_class->get_tilesize_x = map_type_get_tilesize_x;
96 parent_class->get_tilesize_y = map_type_get_tilesize_y;
97 parent_class->get_drawmode = map_type_get_drawmode;
98 parent_class->coord_to_mapcoord = map_type_coord_to_mapcoord;
99 parent_class->mapcoord_to_center_coord = map_type_mapcoord_to_center_coord;
100 parent_class->download = map_type_download;
101 parent_class->download_handle_init = map_type_download_handle_init;
102 parent_class->download_handle_cleanup = map_type_download_handle_cleanup;
104 g_type_class_add_private (klass, sizeof (VikMapTypePrivate));
106 object_class->finalize = vik_map_type_finalize;
110 map_type_get_uniq_id (VikMapSource *self)
112 VikMapTypePrivate *priv = VIK_MAP_TYPE_PRIVATE(self);
113 g_return_val_if_fail (priv != NULL, (guint16)0);
115 return priv->map_type.uniq_id;
119 map_type_get_label (VikMapSource *self)
121 VikMapTypePrivate *priv = VIK_MAP_TYPE_PRIVATE(self);
122 g_return_val_if_fail (priv != NULL, FALSE);
128 map_type_get_tilesize_x (VikMapSource *self)
130 VikMapTypePrivate *priv = VIK_MAP_TYPE_PRIVATE(self);
131 g_return_val_if_fail (priv != NULL, (guint16)0);
133 return priv->map_type.tilesize_x;
137 map_type_get_tilesize_y (VikMapSource *self)
139 VikMapTypePrivate *priv = VIK_MAP_TYPE_PRIVATE(self);
140 g_return_val_if_fail (priv != NULL, (guint16)0);
142 return priv->map_type.tilesize_y;
145 static VikViewportDrawMode
146 map_type_get_drawmode (VikMapSource *self)
148 VikMapTypePrivate *priv = VIK_MAP_TYPE_PRIVATE(self);
149 g_return_val_if_fail (priv != NULL, (VikViewportDrawMode)0);
151 return priv->map_type.drawmode;
155 map_type_coord_to_mapcoord (VikMapSource *self, const VikCoord *src, gdouble xzoom, gdouble yzoom, MapCoord *dest )
157 VikMapTypePrivate *priv = VIK_MAP_TYPE_PRIVATE(self);
158 g_return_val_if_fail (priv != NULL, FALSE);
160 return (priv->map_type.coord_to_mapcoord)(src, xzoom, yzoom, dest);
164 map_type_mapcoord_to_center_coord (VikMapSource *self, MapCoord *src, VikCoord *dest)
166 VikMapTypePrivate *priv = VIK_MAP_TYPE_PRIVATE(self);
167 g_return_if_fail (self != NULL);
169 (priv->map_type.mapcoord_to_center_coord)(src, dest);
172 static DownloadResult_t
173 map_type_download (VikMapSource * self, MapCoord * src, const gchar * dest_fn, void * handle)
175 VikMapTypePrivate *priv = VIK_MAP_TYPE_PRIVATE(self);
176 g_return_val_if_fail (priv != NULL, 0);
178 return (priv->map_type.download)(src, dest_fn, handle);
182 map_type_download_handle_init (VikMapSource * self)
184 VikMapTypePrivate *priv = VIK_MAP_TYPE_PRIVATE(self);
185 g_return_val_if_fail (priv != NULL, 0);
187 return (priv->map_type.download_handle_init)();
191 map_type_download_handle_cleanup (VikMapSource * self, void * handle)
193 VikMapTypePrivate *priv = VIK_MAP_TYPE_PRIVATE(self);
194 g_return_if_fail ( priv != NULL );
196 (priv->map_type.download_handle_cleanup)(handle);