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1 | /* -*- Mode: C; indent-tabs-mode: t; c-basic-offset: 4; tab-width: 4 -*- */ | |
2 | /* | |
3 | * viking | |
4 | * Copyright (C) Guilhem Bonnefille 2009 <guilhem.bonnefille@gmail.com> | |
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 | */ | |
19 | #ifdef HAVE_CONFIG_H | |
20 | #include "config.h" | |
21 | #endif | |
22 | ||
23 | #include "vikviewport.h" | |
24 | #include "vikcoord.h" | |
25 | #include "mapcoord.h" | |
26 | ||
27 | #include "vikmapsource.h" | |
28 | ||
29 | static void vik_map_source_init (VikMapSource *object); | |
30 | static void vik_map_source_finalize (GObject *object); | |
31 | static void vik_map_source_class_init (VikMapSourceClass *klass); | |
32 | ||
33 | G_DEFINE_TYPE_EXTENDED (VikMapSource, vik_map_source, G_TYPE_OBJECT, (GTypeFlags)G_TYPE_FLAG_ABSTRACT,); | |
34 | ||
35 | /* | |
36 | GType | |
37 | vik_map_source_get_type (void) | |
38 | { | |
39 | static GType type = 0; | |
40 | ||
41 | if (!type) { | |
42 | static const GTypeInfo info = { | |
43 | sizeof (VikMapSourceClass), | |
44 | (GBaseInitFunc) NULL, | |
45 | (GBaseFinalizeFunc) NULL, | |
46 | (GClassInitFunc) vik_map_source_class_init, | |
47 | (GClassFinalizeFunc) NULL, | |
48 | NULL /* class_data * /, | |
49 | sizeof (VikMapSource), | |
50 | 0 /* n_preallocs * /, | |
51 | (GInstanceInitFunc) vik_map_source_init, | |
52 | NULL | |
53 | }; | |
54 | ||
55 | type = g_type_register_static (G_TYPE_OBJECT, "VikMapSource", &info, (GTypeFlags)G_TYPE_FLAG_ABSTRACT); | |
56 | } | |
57 | ||
58 | return type; | |
59 | } | |
60 | */ | |
61 | ||
62 | static void | |
63 | vik_map_source_init (VikMapSource *object) | |
64 | { | |
65 | /* TODO: Add initialization code here */ | |
66 | } | |
67 | ||
68 | static void | |
69 | vik_map_source_finalize (GObject *object) | |
70 | { | |
71 | /* TODO: Add deinitalization code here */ | |
72 | ||
73 | G_OBJECT_CLASS (vik_map_source_parent_class)->finalize (object); | |
74 | } | |
75 | ||
76 | static void | |
77 | vik_map_source_class_init (VikMapSourceClass *klass) | |
78 | { | |
79 | GObjectClass* object_class = G_OBJECT_CLASS (klass); | |
80 | ||
81 | klass->get_uniq_id = NULL; | |
82 | klass->get_tilesize_x = NULL; | |
83 | klass->get_tilesize_y = NULL; | |
84 | klass->get_drawmode = NULL; | |
85 | klass->coord_to_mapcoord = NULL; | |
86 | klass->mapcoord_to_center_coord = NULL; | |
87 | klass->download = NULL; | |
88 | ||
89 | object_class->finalize = vik_map_source_finalize; | |
90 | } | |
91 | ||
92 | ||
93 | guint8 | |
94 | vik_map_source_get_uniq_id (VikMapSource *self) | |
95 | { | |
96 | VikMapSourceClass *klass; | |
97 | g_return_val_if_fail (self != NULL, (guint8 )0); | |
98 | g_return_val_if_fail (VIK_IS_MAP_SOURCE (self), (guint8 )0); | |
99 | klass = VIK_MAP_SOURCE_GET_CLASS(self); | |
100 | ||
101 | g_return_val_if_fail (klass->get_uniq_id != NULL, (guint8 )0); | |
102 | ||
103 | return (*klass->get_uniq_id)(self); | |
104 | } | |
105 | ||
106 | guint16 | |
107 | vik_map_source_get_tilesize_x (VikMapSource *self) | |
108 | { | |
109 | VikMapSourceClass *klass; | |
110 | g_return_val_if_fail (self != NULL, (guint16 )0); | |
111 | g_return_val_if_fail (VIK_IS_MAP_SOURCE (self), (guint16 )0); | |
112 | klass = VIK_MAP_SOURCE_GET_CLASS(self); | |
113 | ||
114 | g_return_val_if_fail (klass->get_tilesize_x != NULL, (guint16 )0); | |
115 | ||
116 | return (*klass->get_tilesize_x)(self); | |
117 | } | |
118 | ||
119 | guint16 | |
120 | vik_map_source_get_tilesize_y (VikMapSource *self) | |
121 | { | |
122 | VikMapSourceClass *klass; | |
123 | g_return_val_if_fail (self != NULL, (guint16 )0); | |
124 | g_return_val_if_fail (VIK_IS_MAP_SOURCE (self), (guint16 )0); | |
125 | klass = VIK_MAP_SOURCE_GET_CLASS(self); | |
126 | ||
127 | g_return_val_if_fail (klass->get_tilesize_y != NULL, (guint16 )0); | |
128 | ||
129 | return (*klass->get_tilesize_y)(self); | |
130 | } | |
131 | ||
132 | VikViewportDrawMode | |
133 | vik_map_source_get_drawmode (VikMapSource *self) | |
134 | { | |
135 | VikMapSourceClass *klass; | |
136 | g_return_val_if_fail (self != NULL, (VikViewportDrawMode )0); | |
137 | g_return_val_if_fail (VIK_IS_MAP_SOURCE (self), (VikViewportDrawMode )0); | |
138 | klass = VIK_MAP_SOURCE_GET_CLASS(self); | |
139 | ||
140 | g_return_val_if_fail (klass->get_drawmode != NULL, (VikViewportDrawMode )0); | |
141 | ||
142 | return (*klass->get_drawmode)(self); | |
143 | } | |
144 | ||
145 | gboolean | |
146 | vik_map_source_coord_to_mapcoord (VikMapSource *self, const VikCoord *src, gdouble xzoom, gdouble yzoom, MapCoord *dest ) | |
147 | { | |
148 | VikMapSourceClass *klass; | |
149 | g_return_val_if_fail (self != NULL, FALSE); | |
150 | g_return_val_if_fail (VIK_IS_MAP_SOURCE (self), FALSE); | |
151 | klass = VIK_MAP_SOURCE_GET_CLASS(self); | |
152 | ||
153 | g_return_val_if_fail (klass->coord_to_mapcoord != NULL, FALSE); | |
154 | ||
155 | return (*klass->coord_to_mapcoord)(self, src, xzoom, yzoom, dest); | |
156 | } | |
157 | ||
158 | void | |
159 | vik_map_source_mapcoord_to_center_coord (VikMapSource *self, MapCoord *src, VikCoord *dest) | |
160 | { | |
161 | VikMapSourceClass *klass; | |
162 | g_return_if_fail (self != NULL); | |
163 | g_return_if_fail (VIK_IS_MAP_SOURCE (self)); | |
164 | klass = VIK_MAP_SOURCE_GET_CLASS(self); | |
165 | ||
166 | g_return_if_fail (klass->mapcoord_to_center_coord != NULL); | |
167 | ||
168 | return (*klass->mapcoord_to_center_coord)(self, src, dest); | |
169 | } | |
170 | ||
171 | int | |
172 | vik_map_source_download (VikMapSource * self, MapCoord * src, const gchar * dest_fn) | |
173 | { | |
174 | VikMapSourceClass *klass; | |
175 | g_return_val_if_fail (self != NULL, 0); | |
176 | g_return_val_if_fail (VIK_IS_MAP_SOURCE (self), 0); | |
177 | klass = VIK_MAP_SOURCE_GET_CLASS(self); | |
178 | ||
179 | g_return_val_if_fail (klass->download != NULL, 0); | |
180 | ||
181 | return (*klass->download)(self, src, dest_fn); | |
182 | } |