#ifndef __GTK_SAT_MAP_H__
#define __GTK_SAT_MAP_H__ 1
#include <gdk/gdk.h>
#include <glib.h>
#include <glib/gi18n.h>
#include <goocanvas.h>
#include <gtk/gtk.h>
#include "gtk-sat-data.h"
/* *INDENT-OFF* */
#ifdef __cplusplus
extern "C" {
#endif
/* *INDENT-ON* */
#define SAT_MAP_RANGE_CIRCLE_POINTS 180 /*!< Number of points used to plot a satellite range half circle. */
#define GTK_SAT_MAP(obj) G_TYPE_CHECK_INSTANCE_CAST (obj, gtk_sat_map_get_type (), GtkSatMap)
#define GTK_SAT_MAP_CLASS(klass) G_TYPE_CHECK_CLASS_CAST (klass, gtk_sat_map_get_type (), GtkSatMapClass)
#define GTK_IS_SAT_MAP(obj) G_TYPE_CHECK_INSTANCE_TYPE (obj, gtk_sat_map_get_type ())
#define GTK_TYPE_SAT_MAP (gtk_sat_map_get_type ())
#define IS_GTK_SAT_MAP(obj) G_TYPE_CHECK_INSTANCE_TYPE (obj, gtk_sat_map_get_type ())
typedef struct _GtkSatMapClass GtkSatMapClass;
/** Structure that define a sub-satellite point. */
typedef struct {
double lat; /*!< Latitude in decimal degrees North. */
double lon; /*!< Longitude in decimal degrees West. */
} ssp_t;
/** Data storage for ground tracks */
typedef struct {
GSList *latlon; /*!< List of ssp_t */
GSList *lines; /*!< List of GooCanvasPolyLine */
} ground_track_t;
/**
* Satellite object.
*
* This data structure represents a satellite object on the map. It consists of a
* small square representing the position, a label showinf the satellite name, and
* the range circle. The range circle can have one or two parts, depending on
* whether it is split or not. The oldrcnum and newrcnum fields are used for
* keeping track of whether the range circle has one or two parts.
*
*/
typedef struct {
/* flags */
gboolean selected; /*!< Is satellite selected? */
gboolean showtrack; /*!< Show ground track */
gboolean showcov; /*!< Show coverage area. */
gboolean istarget; /*!< is this object the target */
/* graphical elements */
GooCanvasItemModel *marker; /*!< A small rectangle showing sat pos. */
GooCanvasItemModel *shadowm; /*!< Shadow under satellite marker. */
GooCanvasItemModel *label; /*!< Satellite name. */
GooCanvasItemModel *shadowl; /*!< Shadow under satellite name */
GooCanvasItemModel *range1; /*!< First part of the range circle. */
GooCanvasItemModel *range2; /*!< Second part of the range circle. */
/* book keeping */
guint oldrcnum; /*!< Number of RC parts in prev. cycle. */
guint newrcnum; /*!< Number of RC parts in this cycle. */
gint catnum; /*!< Catalogue number of satellite. */
ground_track_t track_data; /*!< Ground track data. */
long track_orbit; /*!< Orbit when the ground track has been updated. */
} sat_map_obj_t;
#define SAT_MAP_OBJ(obj) ((sat_map_obj_t *)obj)
/** The satellite map data structure. */
typedef struct {
GtkBox vbox;
GtkWidget *canvas; /*!< The canvas widget. */
GooCanvasItemModel *map; /*!< The canvas map item. */
gdouble left_side_lon; /*!< Left-most longitude (used when center is not 0 lon). */
GooCanvasItemModel *qthmark; /*!< QTH marker, e.g. small rectangle. */
GooCanvasItemModel *qthlabel; /*!< Label showing the QTH name. */
GooCanvasItemModel *locnam; /*!< Location name. */
GooCanvasItemModel *curs; /*!< Cursor tracking text. */
GooCanvasItemModel *next; /*!< Next event text. */
GooCanvasItemModel *sel; /*!< Text showing info about the selected satellite. */
GooCanvasItemModel *gridv[11]; /*!< Vertical grid lines, 30 deg resolution. */
GooCanvasItemModel *gridvlab[11]; /*!< Vertical grid labels. */
GooCanvasItemModel *gridh[5]; /*!< Horizontal grid lines, 30 deg resolution. */
GooCanvasItemModel *gridhlab[5]; /*!< Horizontal grid labels. */
GooCanvasItemModel *terminator; /*!< Outline of sun shadow on Earth. */
gdouble terminator_last_tstamp; /*!< Timestamp of the last terminator drawn. Used to prevent redrawing the terminator too often. */
gdouble naos; /*!< Next event time. */
gint ncat; /*!< Next event catnum. */
gdouble tstamp; /*!< Time stamp for calculations; set by GtkSatModule */
GKeyFile *cfgdata; /*!< Module configuration data. */
GHashTable *sats; /*!< Pointer to satellites (owned by parent GtkSatModule). */
qth_t *qth; /*!< Pointer to current location. */
GHashTable *obj; /*!< Canvas items representing each satellite. */
GHashTable *showtracks; /*!< A hash of satellites to show tracks for. */
GHashTable *hidecovs; /*!< A hash of satellites to hide coverage for. */
guint x0; /*!< X0 of the canvas map. */
guint y0; /*!< Y0 of the canvas map. */
guint width; /*!< Map width. */
guint height; /*!< Map height. */
guint refresh; /*!< Refresh rate. */
guint counter; /*!< Cycle counter. */
gboolean show_terminator; // show solar terminator
gboolean qthinfo; /*!< Show the QTH info. */
gboolean eventinfo; /*!< Show info about the next event. */
gboolean cursinfo; /*!< Track the mouse cursor. */
gboolean showgrid; /*!< Show grid on map. */
gboolean keepratio; /*!< Keep map aspect ratio. */
gboolean resize; /*!< Flag indicating that the map has been resized. */
gchar *infobgd; /*!< Background color of info text. */
GdkPixbuf *origmap; /*!< Original map kept here for high quality scaling. */
} GtkSatMap;
struct _GtkSatMapClass {
GtkBoxClass parent_class;
};
GType gtk_sat_map_get_type(void);
GtkWidget *gtk_sat_map_new(GKeyFile * cfgdata,
GHashTable * sats, qth_t * qth);
void gtk_sat_map_update(GtkWidget * widget);
void gtk_sat_map_reconf(GtkWidget * widget, GKeyFile * cfgdat);
void gtk_sat_map_lonlat_to_xy(GtkSatMap * m,
gdouble lon, gdouble lat,
gdouble * x, gdouble * y);
void gtk_sat_map_reload_sats(GtkWidget * satmap, GHashTable * sats);
void gtk_sat_map_select_sat(GtkWidget * satmap, gint catnum);
/* *INDENT-OFF* */
#ifdef __cplusplus
}
#endif
/* *INDENT-ON* */
#endif
