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1 | /* -*- Mode: C; indent-tabs-mode: t; c-basic-offset: 4; tab-width: 4 -*- */ |
2 | /* | |
3 | * viking | |
a482007a | 4 | * Copyright (C) 2009, Guilhem Bonnefille <guilhem.bonnefille@gmail.com> |
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5 | * |
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. | |
10 | * | |
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. | |
15 | * | |
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/>. | |
18 | */ | |
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19 | |
20 | /** | |
21 | * SECTION:vikmaptype | |
22 | * @short_description: the adapter class to support old map source declaration | |
23 | * | |
24 | * The #VikMapType class handles is an adapter to allow to reuse | |
25 | * old map source (see #VikMapsLayer_MapType). | |
26 | */ | |
27 | ||
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28 | #ifdef HAVE_CONFIG_H |
29 | #include "config.h" | |
30 | #endif | |
31 | ||
32 | #include "vikmaptype.h" | |
33 | #include "vikmapslayer_compat.h" | |
34 | ||
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35 | static guint8 map_type_get_uniq_id (VikMapSource *self); |
36 | static const gchar *map_type_get_label (VikMapSource *self); | |
37 | static guint16 map_type_get_tilesize_x (VikMapSource *self); | |
38 | static guint16 map_type_get_tilesize_y (VikMapSource *self); | |
39 | static VikViewportDrawMode map_type_get_drawmode (VikMapSource *self); | |
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40 | static gboolean map_type_coord_to_mapcoord (VikMapSource *self, const VikCoord *src, gdouble xzoom, gdouble yzoom, MapCoord *dest ); |
41 | static void map_type_mapcoord_to_center_coord (VikMapSource *self, MapCoord *src, VikCoord *dest); | |
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42 | static int map_type_download (VikMapSource * self, MapCoord * src, const gchar * dest_fn, void * handle); |
43 | static void * map_type_download_handle_init (VikMapSource * self); | |
44 | static void map_type_download_handle_cleanup (VikMapSource * self, void * handle); | |
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45 | |
46 | typedef struct _VikMapTypePrivate VikMapTypePrivate; | |
47 | struct _VikMapTypePrivate | |
48 | { | |
db03733a | 49 | gchar *label; |
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50 | VikMapsLayer_MapType map_type; |
51 | }; | |
52 | ||
53 | #define VIK_MAP_TYPE_PRIVATE(o) (G_TYPE_INSTANCE_GET_PRIVATE ((o), VIK_TYPE_MAP_TYPE, VikMapTypePrivate)) | |
54 | ||
55 | ||
56 | G_DEFINE_TYPE (VikMapType, vik_map_type, VIK_TYPE_MAP_SOURCE); | |
57 | ||
58 | static void | |
59 | vik_map_type_init (VikMapType *object) | |
60 | { | |
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61 | VikMapTypePrivate *priv = VIK_MAP_TYPE_PRIVATE(object); |
62 | priv->label = NULL; | |
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63 | } |
64 | ||
65 | VikMapType * | |
db03733a | 66 | vik_map_type_new_with_id (VikMapsLayer_MapType map_type, const char *label) |
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67 | { |
68 | VikMapType *ret = (VikMapType *)g_object_new(vik_map_type_get_type(), NULL); | |
69 | VikMapTypePrivate *priv = VIK_MAP_TYPE_PRIVATE(ret); | |
70 | priv->map_type = map_type; | |
db03733a | 71 | priv->label = g_strdup (label); |
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72 | return ret; |
73 | } | |
74 | ||
75 | static void | |
76 | vik_map_type_finalize (GObject *object) | |
77 | { | |
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78 | VikMapTypePrivate *priv = VIK_MAP_TYPE_PRIVATE(object); |
79 | g_free (priv->label); | |
80 | priv->label = NULL; | |
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81 | |
82 | G_OBJECT_CLASS (vik_map_type_parent_class)->finalize (object); | |
83 | } | |
84 | ||
85 | static void | |
86 | vik_map_type_class_init (VikMapTypeClass *klass) | |
87 | { | |
88 | GObjectClass* object_class = G_OBJECT_CLASS (klass); | |
89 | VikMapSourceClass* parent_class = VIK_MAP_SOURCE_CLASS (klass); | |
90 | ||
91 | /* Overiding methods */ | |
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92 | parent_class->get_uniq_id = map_type_get_uniq_id; |
93 | parent_class->get_label = map_type_get_label; | |
94 | parent_class->get_tilesize_x = map_type_get_tilesize_x; | |
95 | parent_class->get_tilesize_y = map_type_get_tilesize_y; | |
96 | parent_class->get_drawmode = map_type_get_drawmode; | |
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97 | parent_class->coord_to_mapcoord = map_type_coord_to_mapcoord; |
98 | parent_class->mapcoord_to_center_coord = map_type_mapcoord_to_center_coord; | |
99 | parent_class->download = map_type_download; | |
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100 | parent_class->download_handle_init = map_type_download_handle_init; |
101 | parent_class->download_handle_cleanup = map_type_download_handle_cleanup; | |
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102 | |
103 | g_type_class_add_private (klass, sizeof (VikMapTypePrivate)); | |
104 | ||
105 | object_class->finalize = vik_map_type_finalize; | |
106 | } | |
107 | ||
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108 | static guint8 |
109 | map_type_get_uniq_id (VikMapSource *self) | |
110 | { | |
111 | VikMapTypePrivate *priv = VIK_MAP_TYPE_PRIVATE(self); | |
112 | g_return_val_if_fail (priv != NULL, (guint8)0); | |
113 | ||
114 | return priv->map_type.uniq_id; | |
115 | } | |
116 | ||
117 | static const gchar * | |
118 | map_type_get_label (VikMapSource *self) | |
119 | { | |
120 | VikMapTypePrivate *priv = VIK_MAP_TYPE_PRIVATE(self); | |
121 | g_return_val_if_fail (priv != NULL, FALSE); | |
122 | ||
123 | return priv->label; | |
124 | } | |
125 | ||
126 | static guint16 | |
127 | map_type_get_tilesize_x (VikMapSource *self) | |
128 | { | |
129 | VikMapTypePrivate *priv = VIK_MAP_TYPE_PRIVATE(self); | |
130 | g_return_val_if_fail (priv != NULL, (guint16)0); | |
131 | ||
132 | return priv->map_type.tilesize_x; | |
133 | } | |
134 | ||
135 | static guint16 | |
136 | map_type_get_tilesize_y (VikMapSource *self) | |
137 | { | |
138 | VikMapTypePrivate *priv = VIK_MAP_TYPE_PRIVATE(self); | |
139 | g_return_val_if_fail (priv != NULL, (guint16)0); | |
140 | ||
141 | return priv->map_type.tilesize_y; | |
142 | } | |
143 | ||
144 | static VikViewportDrawMode | |
145 | map_type_get_drawmode (VikMapSource *self) | |
146 | { | |
147 | VikMapTypePrivate *priv = VIK_MAP_TYPE_PRIVATE(self); | |
148 | g_return_val_if_fail (priv != NULL, (VikViewportDrawMode)0); | |
149 | ||
150 | return priv->map_type.drawmode; | |
151 | } | |
152 | ||
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153 | static gboolean |
154 | map_type_coord_to_mapcoord (VikMapSource *self, const VikCoord *src, gdouble xzoom, gdouble yzoom, MapCoord *dest ) | |
155 | { | |
156 | VikMapTypePrivate *priv = VIK_MAP_TYPE_PRIVATE(self); | |
157 | g_return_val_if_fail (priv != NULL, FALSE); | |
158 | ||
159 | return (priv->map_type.coord_to_mapcoord)(src, xzoom, yzoom, dest); | |
160 | } | |
161 | ||
162 | static void | |
163 | map_type_mapcoord_to_center_coord (VikMapSource *self, MapCoord *src, VikCoord *dest) | |
164 | { | |
165 | VikMapTypePrivate *priv = VIK_MAP_TYPE_PRIVATE(self); | |
166 | g_return_if_fail (self != NULL); | |
167 | ||
fb32d6d8 | 168 | (priv->map_type.mapcoord_to_center_coord)(src, dest); |
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169 | } |
170 | ||
171 | static int | |
825413ba | 172 | map_type_download (VikMapSource * self, MapCoord * src, const gchar * dest_fn, void * handle) |
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173 | { |
174 | VikMapTypePrivate *priv = VIK_MAP_TYPE_PRIVATE(self); | |
175 | g_return_val_if_fail (priv != NULL, 0); | |
176 | ||
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177 | return (priv->map_type.download)(src, dest_fn, handle); |
178 | } | |
179 | ||
180 | static void * | |
181 | map_type_download_handle_init (VikMapSource * self) | |
182 | { | |
183 | VikMapTypePrivate *priv = VIK_MAP_TYPE_PRIVATE(self); | |
184 | g_return_val_if_fail (priv != NULL, 0); | |
185 | ||
186 | return (priv->map_type.download_handle_init)(); | |
187 | } | |
188 | ||
189 | static void | |
190 | map_type_download_handle_cleanup (VikMapSource * self, void * handle) | |
191 | { | |
192 | VikMapTypePrivate *priv = VIK_MAP_TYPE_PRIVATE(self); | |
fb32d6d8 | 193 | g_return_if_fail ( priv != NULL ); |
825413ba | 194 | |
fb32d6d8 | 195 | (priv->map_type.download_handle_cleanup)(handle); |
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196 | } |
197 |