src/vikwaypoint.h

   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 #ifndef _VIKING_WAYPOINT_H
  23 #define _VIKING_WAYPOINT_H
  24
  25 #include "vikcoord.h"
  26
  27 /* todo important: put these in their own header file, maybe.probably also rename */
  28
  29 #define VIK_WAYPOINT(x) ((VikWaypoint *)(x))
  30
  31 typedef struct _VikWaypoint VikWaypoint;
  32
  33 struct _VikWaypoint {
  34   VikCoord coord;
  35   gboolean visible;
  36   gdouble altitude;
  37   gchar *comment;
  38   gchar *image;
  39   /* a rather misleading, ugly hack needed for trwlayer's click image.
  40    * these are the height at which the thumbnail is being drawn, not the
  41    * dimensions of the original image. */
  42   guint8 image_width;
  43   guint8 image_height;
  44   gchar *symbol;
  45 };
  46
  47 VikWaypoint *vik_waypoint_new();
  48 void vik_waypoint_set_comment(VikWaypoint *wp, const gchar *comment);
  49 void vik_waypoint_set_image(VikWaypoint *wp, const gchar *image);
  50 void vik_waypoint_set_symbol(VikWaypoint *wp, const gchar *symname);
  51 void vik_waypoint_free(VikWaypoint * wp);
  52 VikWaypoint *vik_waypoint_copy(const VikWaypoint *wp);
  53 void vik_waypoint_set_comment_no_copy(VikWaypoint *wp, gchar *comment);
  54 void vik_waypoint_marshall ( VikWaypoint *wp, guint8 **data, guint *len);
  55 VikWaypoint *vik_waypoint_unmarshall (guint8 *data, guint datalen);
  56
  57 #endif