#include "config.h"
#endif
-#include <gtk/gtk.h>
-#ifdef HAVE_MATH_H
-#include <math.h>
-#endif
-
-#include "viking.h"
-#include "coords.h"
-#include "vikcoord.h"
-#include "mapcoord.h"
-#include "download.h"
-#include "vikmapslayer.h"
-
#include "terraserver.h"
-
-static gboolean terraserver_topo_coord_to_mapcoord ( const VikCoord *src, gdouble xmpp, gdouble ympp, MapCoord *dest );
-static int terraserver_topo_download ( MapCoord *src, const gchar *dest_fn );
-
-static gboolean terraserver_aerial_coord_to_mapcoord ( const VikCoord *src, gdouble xmpp, gdouble ympp, MapCoord *dest );
-static int terraserver_aerial_download ( MapCoord *src, const gchar *dest_fn );
-
-static gboolean terraserver_urban_coord_to_mapcoord ( const VikCoord *src, gdouble xmpp, gdouble ympp, MapCoord *dest );
-static int terraserver_urban_download ( MapCoord *src, const gchar *dest_fn );
-
-static void terraserver_mapcoord_to_center_coord ( MapCoord *src, VikCoord *dest );
-
-static DownloadOptions terraserver_options = { FALSE, NULL, 0, a_check_map_file };
+#include "terraservermapsource.h"
+#include "vikmapslayer.h"
void terraserver_init () {
- VikMapsLayer_MapType map_type_1 = { 2, 200, 200, VIK_VIEWPORT_DRAWMODE_UTM, terraserver_topo_coord_to_mapcoord, terraserver_mapcoord_to_center_coord, terraserver_topo_download, &terraserver_options };
- VikMapsLayer_MapType map_type_2 = { 1, 200, 200, VIK_VIEWPORT_DRAWMODE_UTM, terraserver_aerial_coord_to_mapcoord, terraserver_mapcoord_to_center_coord, terraserver_aerial_download, &terraserver_options };
- VikMapsLayer_MapType map_type_3 = { 4, 200, 200, VIK_VIEWPORT_DRAWMODE_UTM, terraserver_urban_coord_to_mapcoord, terraserver_mapcoord_to_center_coord, terraserver_urban_download, &terraserver_options };
-
- maps_layer_register_type("Terraserver Topos", 2, &map_type_1);
- maps_layer_register_type("Terraserver Aerials", 1, &map_type_2);
- maps_layer_register_type("Terraserver Urban Areas", 4, &map_type_3);
-}
-
-#define TERRASERVER_SITE "terraserver-usa.com"
-#define MARGIN_OF_ERROR 0.001
-
-static int mpp_to_scale ( gdouble mpp, guint8 type )
-{
- mpp *= 4;
- gint t = (gint) mpp;
- if ( ABS(mpp - t) > MARGIN_OF_ERROR )
- return FALSE;
+ VikMapSource *map_type_1 = VIK_MAP_SOURCE(terraserver_map_source_new_with_id( 2, "Terraserver Topos", 2 ));
+ VikMapSource *map_type_2 = VIK_MAP_SOURCE(terraserver_map_source_new_with_id( 1, "Terraserver Aerials", 1 ));
+ VikMapSource *map_type_3 = VIK_MAP_SOURCE(terraserver_map_source_new_with_id( 4, "Terraserver Urban Areas", 4 ));
- switch ( t ) {
- case 1: return (type == 4) ? 8 : 0;
- case 2: return (type == 4) ? 9 : 0;
- case 4: return (type != 2) ? 10 : 0;
- case 8: return 11;
- case 16: return 12;
- case 32: return 13;
- case 64: return 14;
- case 128: return 15;
- case 256: return 16;
- case 512: return 17;
- case 1024: return 18;
- case 2048: return 19;
- default: return 0;
- }
+ maps_layer_register_map_source (map_type_1);
+ maps_layer_register_map_source (map_type_2);
+ maps_layer_register_map_source (map_type_3);
}
-
-static gdouble scale_to_mpp ( gint scale )
-{
- return pow(2,scale - 10);
-}
-
-static gboolean terraserver_coord_to_mapcoord ( const VikCoord *src, gdouble xmpp, gdouble ympp, MapCoord *dest, guint8 type )
-{
- g_assert ( src->mode == VIK_COORD_UTM );
-
- if ( xmpp != ympp )
- return FALSE;
-
- dest->scale = mpp_to_scale ( xmpp, type );
- if ( ! dest->scale )
- return FALSE;
-
- dest->x = (gint)(((gint)(src->east_west))/(200*xmpp));
- dest->y = (gint)(((gint)(src->north_south))/(200*xmpp));
- dest->z = src->utm_zone;
- return TRUE;
-}
-
-static gboolean terraserver_topo_coord_to_mapcoord ( const VikCoord *src, gdouble xmpp, gdouble ympp, MapCoord *dest )
-{ return terraserver_coord_to_mapcoord ( src, xmpp, ympp, dest, 2 ); }
-static gboolean terraserver_aerial_coord_to_mapcoord ( const VikCoord *src, gdouble xmpp, gdouble ympp, MapCoord *dest )
-{ return terraserver_coord_to_mapcoord ( src, xmpp, ympp, dest, 1 ); }
-static gboolean terraserver_urban_coord_to_mapcoord ( const VikCoord *src, gdouble xmpp, gdouble ympp, MapCoord *dest )
-{ return terraserver_coord_to_mapcoord ( src, xmpp, ympp, dest, 4 ); }
-
-static void terraserver_mapcoord_to_center_coord ( MapCoord *src, VikCoord *dest )
-{
- // FIXME: slowdown here!
- gdouble mpp = scale_to_mpp ( src->scale );
- dest->mode = VIK_COORD_UTM;
- dest->utm_zone = src->z;
- dest->east_west = ((src->x * 200) + 100) * mpp;
- dest->north_south = ((src->y * 200) + 100) * mpp;
-}
-
-static int terraserver_download ( MapCoord *src, const gchar *dest_fn, guint8 type )
-{
- int res = -1;
- gchar *uri = g_strdup_printf ( "/tile.ashx?T=%d&S=%d&X=%d&Y=%d&Z=%d", type,
- src->scale, src->x, src->y, src->z );
- res = a_http_download_get_url ( TERRASERVER_SITE, uri, dest_fn, &terraserver_options );
- g_free ( uri );
- return(res);
-}
-
-static int terraserver_topo_download ( MapCoord *src, const gchar *dest_fn )
-{ return terraserver_download ( src, dest_fn, 2 ); }
-static int terraserver_aerial_download ( MapCoord *src, const gchar *dest_fn )
-{ return terraserver_download ( src, dest_fn, 1 ); }
-static int terraserver_urban_download ( MapCoord *src, const gchar *dest_fn )
-{ return terraserver_download ( src, dest_fn, 4 ); }