added gnome-map

1 files changed, 59 insertions, 0 deletions

diff --git a/gnome-map/gnome-map.h b/gnome-map/gnome-map.h
new file mode 100644
index 000000000..a0c2e77ce
--- /dev/null
+++ b/gnome-map/gnome-map.h
@@ -0,0 +1,59 @@
+/*  GNOME canvas based interface to a map using a simple cylindrical proj */
+/*                                                                        */
+/* Copyright (C) 1999 Red Hat, Incorportated                              */
+/* Original work by Michael Fulbright <drmike@redhat.com> */
+
+#ifndef _GNOME_MAP_H_
+#define _GNOME_MAP_H_
+
+struct _GnomeMapStruct {
+    GtkWidget          *canvas;  /* canvas object used to display map */
+
+    gboolean           aa;      /* true if antialiased */
+
+    gint               width;   /* width of canvas in pixels         */
+    gint               height;  /* height of canvas in pixels        */
+    double             long1;   /* long1, lat1 is lower left corner of view */
+    double             lat1;    
+    double             long2;   /* long2, lat2 is upper right corner of view */
+    double             lat2;
+
+    GdkImlibImage      *image;       /* actual image data */
+    GnomeCanvasItem    *image_item;   /* background image canvas object */
+    void               *data;      /* extra stuff */
+};
+
+typedef struct _GnomeMapStruct  GnomeMap;
+
+
+/* create new map */
+GnomeMap  *gnome_map_new ( gchar *imagefile, 
+			  gint width, gint height, 
+			  gboolean antialias );
+
+/* set background map image used by map */
+/*gint gnome_map_set_image ( GnomeMap *map, gchar *imagefile ); */
+
+/* get original size of map image */
+/*void gnome_map_get_image_size ( GnomeMap *map, gint *width, gint *height ); */
+
+/* set/get size of view in pixels */
+/*void gnome_map_set_size  ( GnomeMap *map, gint width, gint height );*/
+void gnome_map_get_size  ( GnomeMap *map, gint *width, gint *height );
+
+/* utility functions to go from screen coords to map coords */
+void gnome_map_xlat_map2screen ( GnomeMap *map,
+				   double longitude, double latitude,
+				   double *sx, double *sy );
+void gnome_map_xlat_screen2map ( GnomeMap *map,
+				   double sx, double sy,
+				   double *longitude, double *latitude );
+void gnome_map_set_view (GnomeMap *map,
+			 double longitude1, double latitude1,
+			 double longitude2, double latitude2);
+
+gboolean gnome_map_is_loc_in_view (GnomeMap *map, 
+				   double longitude, double latitude);
+#endif
+
+