2 * Copyright (C) 2009 Andy Spencer <spenceal@rose-hulman.edu>
4 * This program is free software: you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License as published by
6 * the Free Software Foundation, either version 3 of the License, or
7 * (at your option) any later version.
9 * This program is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details.
14 * You should have received a copy of the GNU General Public License
15 * along with this program. If not, see <http://www.gnu.org/licenses/>.
18 #ifndef __GIS_VIEWER_H__
19 #define __GIS_VIEWER_H__
22 #include <glib-object.h>
25 #define GIS_TYPE_VIEWER (gis_viewer_get_type())
26 #define GIS_VIEWER(obj) (G_TYPE_CHECK_INSTANCE_CAST((obj), GIS_TYPE_VIEWER, GisViewer))
27 #define GIS_IS_VIEWER(obj) (G_TYPE_CHECK_INSTANCE_TYPE((obj), GIS_TYPE_VIEWER))
28 #define GIS_VIEWER_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GIS_TYPE_VIEWER, GisViewerClass))
29 #define GIS_IS_VIEWER_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GIS_TYPE_VIEWER))
30 #define GIS_VIEWER_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GIS_TYPE_VIEWER, GisViewerClass))
32 typedef struct _GisViewer GisViewer;
33 typedef struct _GisViewerClass GisViewerClass;
35 typedef gdouble (*GisHeightFunc)(gdouble lat, gdouble lon, gpointer user_data);
38 #include "gis-plugin.h"
39 #include "gis-object.h"
42 GtkDrawingArea parent_instance;
44 /* instance members */
54 struct _GisViewerClass {
55 GtkDrawingAreaClass parent_class;
58 void (*center_position) (GisViewer *viewer,
59 gdouble lat, gdouble lon, gdouble elev);
61 void (*project) (GisViewer *viewer,
62 gdouble lat, gdouble lon, gdouble elev,
63 gdouble *px, gdouble *py, gdouble *pz);
65 void (*clear_height_func)(GisViewer *self);
66 void (*set_height_func) (GisViewer *self, GisTile *tile,
67 GisHeightFunc height_func, gpointer user_data,
70 void (*render_tile) (GisViewer *viewer, GisTile *tile);
71 void (*render_tiles) (GisViewer *viewer, GisTile *root);
73 void (*begin) (GisViewer *viewer);
74 void (*end) (GisViewer *viewer);
77 GType gis_viewer_get_type(void);
80 GisViewer *gis_viewer_new();
82 void gis_viewer_set_time(GisViewer *viewer, const gchar *time);
83 gchar *gis_viewer_get_time(GisViewer *viewer);
85 void gis_viewer_set_location(GisViewer *viewer, gdouble lat, gdouble lon, gdouble elev);
86 void gis_viewer_get_location(GisViewer *viewer, gdouble *lat, gdouble *lon, gdouble *elev);
87 void gis_viewer_pan (GisViewer *viewer, gdouble lat, gdouble lon, gdouble elev);
88 void gis_viewer_zoom (GisViewer *viewer, gdouble scale);
90 void gis_viewer_set_rotation(GisViewer *viewer, gdouble x, gdouble y, gdouble z);
91 void gis_viewer_get_rotation(GisViewer *viewer, gdouble *x, gdouble *y, gdouble *z);
92 void gis_viewer_rotate (GisViewer *viewer, gdouble x, gdouble y, gdouble z);
94 /* To be deprecated, use {get,set}_location */
95 void gis_viewer_set_site(GisViewer *viewer, const gchar *site);
96 gchar *gis_viewer_get_site(GisViewer *viewer);
98 void gis_viewer_refresh(GisViewer *viewer);
100 void gis_viewer_set_offline(GisViewer *viewer, gboolean offline);
101 gboolean gis_viewer_get_offline(GisViewer *viewer);
103 void gis_viewer_add_object(GisViewer *self, GisObject *object);
104 void gis_viewer_remove_object(GisViewer *self, GisObject *object);
106 /* To be implemented by subclasses */
107 void gis_viewer_center_position(GisViewer *viewer,
108 gdouble lat, gdouble lon, gdouble elev);
110 void gis_viewer_project(GisViewer *viewer,
111 gdouble lat, gdouble lon, gdouble elev,
112 gdouble *px, gdouble *py, gdouble *pz);
114 void gis_viewer_clear_height_func(GisViewer *self);
115 void gis_viewer_set_height_func(GisViewer *self, GisTile *tile,
116 GisHeightFunc height_func, gpointer user_data,
119 void gis_viewer_render_tile (GisViewer *viewer, GisTile *tile);
120 void gis_viewer_render_tiles(GisViewer *viewer, GisTile *root);
122 void gis_viewer_begin(GisViewer *viewer);
123 void gis_viewer_end (GisViewer *viewer);