]>
Commit | Line | Data |
---|---|---|
40341856 RN |
1 | /* -*- Mode: C; indent-tabs-mode: t; c-basic-offset: 4; tab-width: 4 -*- */ |
2 | /* | |
3 | * viking -- GPS Data and Topo Analyzer, Explorer, and Manager | |
4 | * | |
5 | * Copyright (C) 2011, Rob Norris <rw_norris@hotmail.com> | |
6 | * | |
7 | * This program is free software; you can redistribute it and/or modify | |
8 | * it under the terms of the GNU General Public License as published by | |
9 | * the Free Software Foundation; either version 2 of the License, or | |
10 | * (at your option) any later version. | |
11 | * | |
12 | * This program is distributed in the hope that it will be useful, | |
13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
15 | * GNU General Public License for more details. | |
16 | * | |
17 | * You should have received a copy of the GNU General Public License | |
18 | * along with this program; if not, write to the Free Software | |
19 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | |
20 | * | |
21 | */ | |
22 | ||
23 | #ifdef HAVE_CONFIG_H | |
24 | #include "config.h" | |
25 | #endif | |
26 | ||
27 | #include "vikwebtoolbounds.h" | |
28 | ||
29 | #include <string.h> | |
30 | ||
31 | #include <glib.h> | |
32 | #include <glib/gi18n.h> | |
33 | ||
34 | #include "globals.h" | |
35 | ||
36 | static void webtool_bounds_class_init ( VikWebtoolBoundsClass *klass ); | |
37 | static void webtool_bounds_init ( VikWebtoolBounds *vwd ); | |
38 | ||
39 | static GObjectClass *parent_class; | |
40 | ||
41 | static void webtool_bounds_finalize ( GObject *gob ); | |
42 | ||
43 | static gchar *webtool_bounds_get_url ( VikWebtool *vw, VikWindow *vwindow ); | |
44 | ||
45 | typedef struct _VikWebtoolBoundsPrivate VikWebtoolBoundsPrivate; | |
46 | ||
47 | struct _VikWebtoolBoundsPrivate | |
48 | { | |
49 | gchar *url; | |
50 | }; | |
51 | ||
52 | #define WEBTOOL_BOUNDS_GET_PRIVATE(o) (G_TYPE_INSTANCE_GET_PRIVATE ((o), \ | |
53 | VIK_WEBTOOL_BOUNDS_TYPE, \ | |
54 | VikWebtoolBoundsPrivate)) | |
55 | ||
56 | GType vik_webtool_bounds_get_type() | |
57 | { | |
58 | static GType w_type = 0; | |
59 | ||
60 | if (!w_type) | |
61 | { | |
62 | static const GTypeInfo w_info = | |
63 | { | |
64 | sizeof (VikWebtoolBoundsClass), | |
65 | NULL, /* base_init */ | |
66 | NULL, /* base_finalize */ | |
67 | (GClassInitFunc) webtool_bounds_class_init, | |
68 | NULL, /* class_finalize */ | |
69 | NULL, /* class_data */ | |
70 | sizeof (VikWebtoolBounds), | |
71 | 0, | |
72 | (GInstanceInitFunc) webtool_bounds_init, | |
73 | }; | |
74 | w_type = g_type_register_static ( VIK_WEBTOOL_TYPE, "VikWebtoolBounds", &w_info, 0 ); | |
75 | } | |
76 | ||
77 | return w_type; | |
78 | } | |
79 | ||
80 | enum | |
81 | { | |
82 | PROP_0, | |
83 | ||
84 | PROP_URL, | |
85 | }; | |
86 | ||
87 | static void | |
88 | webtool_bounds_set_property (GObject *object, | |
89 | guint property_id, | |
90 | const GValue *value, | |
91 | GParamSpec *pspec) | |
92 | { | |
93 | VikWebtoolBounds *self = VIK_WEBTOOL_BOUNDS (object); | |
94 | VikWebtoolBoundsPrivate *priv = WEBTOOL_BOUNDS_GET_PRIVATE (self); | |
95 | ||
96 | switch (property_id) | |
97 | { | |
98 | case PROP_URL: | |
99 | g_free (priv->url); | |
100 | priv->url = g_value_dup_string (value); | |
101 | g_debug ("VikWebtoolBounds.url: %s", priv->url); | |
102 | break; | |
103 | ||
104 | default: | |
105 | /* We don't have any other property... */ | |
106 | G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec); | |
107 | break; | |
108 | } | |
109 | } | |
110 | ||
111 | static void | |
112 | webtool_bounds_get_property (GObject *object, | |
113 | guint property_id, | |
114 | GValue *value, | |
115 | GParamSpec *pspec) | |
116 | { | |
117 | VikWebtoolBounds *self = VIK_WEBTOOL_BOUNDS (object); | |
118 | VikWebtoolBoundsPrivate *priv = WEBTOOL_BOUNDS_GET_PRIVATE (self); | |
119 | ||
120 | switch (property_id) | |
121 | { | |
122 | case PROP_URL: | |
123 | g_value_set_string (value, priv->url); | |
124 | break; | |
125 | ||
126 | default: | |
127 | /* We don't have any other property... */ | |
128 | G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec); | |
129 | break; | |
130 | } | |
131 | } | |
132 | ||
133 | static void webtool_bounds_class_init ( VikWebtoolBoundsClass *klass ) | |
134 | { | |
135 | GObjectClass *gobject_class; | |
136 | VikWebtoolClass *base_class; | |
137 | GParamSpec *pspec; | |
138 | ||
139 | gobject_class = G_OBJECT_CLASS (klass); | |
140 | ||
141 | gobject_class->finalize = webtool_bounds_finalize; | |
142 | gobject_class->set_property = webtool_bounds_set_property; | |
143 | gobject_class->get_property = webtool_bounds_get_property; | |
144 | ||
145 | pspec = g_param_spec_string ("url", | |
146 | "Template Url", | |
147 | "Set the template url", | |
148 | VIKING_URL /* default value */, | |
149 | G_PARAM_CONSTRUCT_ONLY | G_PARAM_READWRITE); | |
150 | g_object_class_install_property (gobject_class, | |
151 | PROP_URL, | |
152 | pspec); | |
153 | ||
154 | parent_class = g_type_class_peek_parent (klass); | |
155 | ||
156 | base_class = VIK_WEBTOOL_CLASS ( klass ); | |
157 | base_class->get_url = webtool_bounds_get_url; | |
158 | ||
159 | //klass->mpp_to_zoom = webtool_bounds_mpp_to_zoom; | |
160 | ||
161 | g_type_class_add_private (klass, sizeof (VikWebtoolBoundsPrivate)); | |
162 | } | |
163 | ||
164 | VikWebtoolBounds *vik_webtool_bounds_new () | |
165 | { | |
166 | return VIK_WEBTOOL_BOUNDS ( g_object_new ( VIK_WEBTOOL_BOUNDS_TYPE, NULL ) ); | |
167 | } | |
168 | ||
169 | VikWebtoolBounds *vik_webtool_bounds_new_with_members ( const gchar *label, const gchar *url ) | |
170 | { | |
171 | VikWebtoolBounds *result = VIK_WEBTOOL_BOUNDS ( g_object_new ( VIK_WEBTOOL_BOUNDS_TYPE, | |
172 | "label", label, | |
173 | "url", url, | |
174 | NULL ) ); | |
175 | ||
176 | return result; | |
177 | } | |
178 | ||
179 | static void webtool_bounds_init ( VikWebtoolBounds *self ) | |
180 | { | |
181 | VikWebtoolBoundsPrivate *priv = WEBTOOL_BOUNDS_GET_PRIVATE (self); | |
182 | priv->url = NULL; | |
183 | } | |
184 | ||
185 | static void webtool_bounds_finalize ( GObject *gob ) | |
186 | { | |
187 | VikWebtoolBoundsPrivate *priv = WEBTOOL_BOUNDS_GET_PRIVATE ( gob ); | |
188 | g_free ( priv->url ); priv->url = NULL; | |
189 | G_OBJECT_CLASS(parent_class)->finalize(gob); | |
190 | } | |
191 | ||
192 | static gchar *webtool_bounds_get_url ( VikWebtool *self, VikWindow *vwindow ) | |
193 | { | |
194 | VikWebtoolBoundsPrivate *priv = NULL; | |
195 | VikViewport *viewport = NULL; | |
196 | ||
197 | priv = WEBTOOL_BOUNDS_GET_PRIVATE (self); | |
198 | viewport = vik_window_viewport ( vwindow ); | |
199 | ||
200 | // Get top left and bottom right lat/lon pairs from the viewport | |
201 | gdouble min_lat, max_lat, min_lon, max_lon; | |
202 | gchar sminlon[G_ASCII_DTOSTR_BUF_SIZE]; | |
203 | gchar smaxlon[G_ASCII_DTOSTR_BUF_SIZE]; | |
204 | gchar sminlat[G_ASCII_DTOSTR_BUF_SIZE]; | |
205 | gchar smaxlat[G_ASCII_DTOSTR_BUF_SIZE]; | |
206 | vik_viewport_get_min_max_lat_lon ( viewport, &min_lat, &max_lat, &min_lon, &max_lon ); | |
207 | ||
208 | // Cannot simply use g_strdup_printf and gdouble due to locale. | |
209 | // As we compute an URL, we have to think in C locale. | |
210 | g_ascii_dtostr (sminlon, G_ASCII_DTOSTR_BUF_SIZE, min_lon); | |
211 | g_ascii_dtostr (smaxlon, G_ASCII_DTOSTR_BUF_SIZE, max_lon); | |
212 | g_ascii_dtostr (sminlat, G_ASCII_DTOSTR_BUF_SIZE, min_lat); | |
213 | g_ascii_dtostr (smaxlat, G_ASCII_DTOSTR_BUF_SIZE, max_lat); | |
214 | ||
215 | return g_strdup_printf ( priv->url, sminlon, smaxlon, sminlat, smaxlat ); | |
216 | } |