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1 | /* |
2 | * viking -- GPS Data and Topo Analyzer, Explorer, and Manager | |
3 | * | |
4 | * Copyright (C) 2003-2005, Evan Battaglia <gtoevan@gmx.net> | |
5 | * | |
6 | * This program is free software; you can redistribute it and/or modify | |
7 | * it under the terms of the GNU General Public License as published by | |
8 | * the Free Software Foundation; either version 2 of the License, or | |
9 | * (at your option) any later version. | |
10 | * | |
11 | * This program is distributed in the hope that it will be useful, | |
12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
14 | * GNU General Public License for more details. | |
15 | * | |
16 | * You should have received a copy of the GNU General Public License | |
17 | * along with this program; if not, write to the Free Software | |
18 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | |
19 | * | |
20 | */ | |
21 | ||
22 | #include <glib.h> | |
23 | #include "coords.h" | |
24 | #include "vikcoord.h" | |
25 | #include "vikwaypoint.h" | |
26 | ||
27 | VikWaypoint *vik_waypoint_new() | |
28 | { | |
29 | VikWaypoint *wp = g_malloc ( sizeof ( VikWaypoint ) ); | |
30 | wp->comment = NULL; | |
31 | wp->image = NULL; | |
32 | return wp; | |
33 | } | |
34 | ||
35 | void vik_waypoint_set_comment_no_copy(VikWaypoint *wp, gchar *comment) | |
36 | { | |
37 | if ( wp->comment ) | |
38 | g_free ( wp->comment ); | |
39 | wp->comment = comment; | |
40 | } | |
41 | ||
42 | void vik_waypoint_set_comment(VikWaypoint *wp, const gchar *comment) | |
43 | { | |
44 | if ( wp->comment ) | |
45 | g_free ( wp->comment ); | |
46 | ||
47 | if ( comment && comment[0] != '\0' ) | |
48 | wp->comment = g_strdup(comment); | |
49 | else | |
50 | wp->comment = NULL; | |
51 | } | |
52 | ||
53 | void vik_waypoint_set_image(VikWaypoint *wp, const gchar *image) | |
54 | { | |
55 | if ( wp->image ) | |
56 | g_free ( wp->image ); | |
57 | ||
58 | if ( image && image[0] != '\0' ) | |
59 | wp->image = g_strdup(image); | |
60 | else | |
61 | wp->image = NULL; | |
62 | } | |
63 | ||
64 | void vik_waypoint_free(VikWaypoint *wp) | |
65 | { | |
66 | if ( wp->comment ) | |
67 | g_free ( wp->comment ); | |
68 | if ( wp->image ) | |
69 | g_free ( wp->image ); | |
70 | g_free ( wp ); | |
71 | } | |
72 | ||
73 | VikWaypoint *vik_waypoint_copy(const VikWaypoint *wp) | |
74 | { | |
75 | VikWaypoint *new_wp = vik_waypoint_new(); | |
76 | *new_wp = *wp; | |
77 | new_wp->comment = NULL; /* if the waypoint had a comment, FOR CRYING OUT LOUD DON'T FREE IT! This lousy bug took me TWO HOURS to figure out... sigh... */ | |
78 | vik_waypoint_set_comment(new_wp,wp->comment); | |
79 | new_wp->image = NULL; | |
80 | vik_waypoint_set_image(new_wp,wp->image); | |
81 | return new_wp; | |
82 | } |