src/vikmapslayer.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_MAPSLAYER_H
  23 #define _VIKING_MAPSLAYER_H
  24
  25 #include "vikcoord.h"
  26 #include "viklayer.h"
  27 #include "vikviewport.h"
  28 #include "vikmapsource.h"
  29 #include "mapcoord.h"
  30 #include "vikmapslayer_compat.h"
  31
  32 G_BEGIN_DECLS
  33
  34 #define VIK_MAPS_LAYER_TYPE            (vik_maps_layer_get_type ())
  35 #define VIK_MAPS_LAYER(obj)            (G_TYPE_CHECK_INSTANCE_CAST ((obj), VIK_MAPS_LAYER_TYPE, VikMapsLayer))
  36 #define VIK_MAPS_LAYER_CLASS(klass)    (G_TYPE_CHECK_CLASS_CAST ((klass), VIK_MAPS_LAYER_TYPE, VikMapsLayerClass))
  37 #define IS_VIK_MAPS_LAYER(obj)         (G_TYPE_CHECK_INSTANCE_TYPE ((obj), VIK_MAPS_LAYER_TYPE))
  38 #define IS_VIK_MAPS_LAYER_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), VIK_MAPS_LAYER_TYPE))
  39
  40 typedef struct _VikMapsLayerClass VikMapsLayerClass;
  41 struct _VikMapsLayerClass
  42 {
  43   VikLayerClass object_class;
  44 };
  45
  46 GType vik_maps_layer_get_type ();
  47
  48 typedef struct _VikMapsLayer VikMapsLayer;
  49
  50 typedef enum {
  51   VIK_MAPS_CACHE_LAYOUT_VIKING=0, // CacheDir/t<MapId>s<VikingZoom>z0/X/Y (NB no file extension) - Legacy default layout
  52   VIK_MAPS_CACHE_LAYOUT_OSM,      // CacheDir/<OptionalMapName>/OSMZoomLevel/X/Y.ext (Default ext=png)
  53   VIK_MAPS_CACHE_LAYOUT_NUM       // Last enum
  54 } VikMapsCacheLayout;
  55
  56 // OSM definition is a TMS derivative, (Global Mercator profile with Flipped Y)
  57 //  http://wiki.openstreetmap.org/wiki/Slippy_map_tilenames
  58 //  http://wiki.openstreetmap.org/wiki/TMS
  59 //  http://wiki.osgeo.org/wiki/Tile_Map_Service_Specification
  60
  61 void maps_layer_init ();
  62 void maps_layer_set_autodownload_default ( gboolean autodownload );
  63 void maps_layer_set_cache_default ( VikMapsCacheLayout layout );
  64 guint vik_maps_layer_get_default_map_type ();
  65 void maps_layer_register_map_source ( VikMapSource *map );
  66 void vik_maps_layer_download_section ( VikMapsLayer *vml, VikViewport *vvp, VikCoord *ul, VikCoord *br, gdouble zoom );
  67 guint vik_maps_layer_get_map_type(VikMapsLayer *vml);
  68 void vik_maps_layer_set_map_type(VikMapsLayer *vml, guint map_type);
  69 gchar *vik_maps_layer_get_map_label(VikMapsLayer *vml);
  70 gchar *maps_layer_default_dir ();
  71 void vik_maps_layer_download ( VikMapsLayer *vml, VikViewport *vvp, gboolean only_new );
  72
  73 G_END_DECLS
  74
  75 #endif