+/* Misc helpers */
+static void _gis_view_fix_location(GisView *self)
+{
+ while (self->location[0] < -90) self->location[0] += 180;
+ while (self->location[0] > 90) self->location[0] -= 180;
+ while (self->location[1] < -180) self->location[1] += 360;
+ while (self->location[1] > 180) self->location[1] -= 360;
+ self->location[2] = ABS(self->location[2]);
+}
+
+/* Signal helpers */
+static void _gis_view_emit_location_changed(GisView *self)
+{
+ g_signal_emit(self, signals[SIG_LOCATION_CHANGED], 0,
+ self->location[0],
+ self->location[1],
+ self->location[2]);
+}
+static void _gis_view_emit_rotation_changed(GisView *self)
+{
+ g_signal_emit(self, signals[SIG_ROTATION_CHANGED], 0,
+ self->rotation[0],
+ self->rotation[1],
+ self->rotation[2]);
+}
+static void _gis_view_emit_time_changed(GisView *self)
+{
+ g_signal_emit(self, signals[SIG_TIME_CHANGED], 0,
+ self->time);
+}
+static void _gis_view_emit_site_changed(GisView *self)
+{
+ g_signal_emit(self, signals[SIG_SITE_CHANGED], 0,
+ self->site);
+}
+
+
+/***********
+ * Methods *
+ ***********/
+GisView *gis_view_new()
+{
+ g_debug("GisView: new");
+ return g_object_new(GIS_TYPE_VIEW, NULL);
+}
+
+void gis_view_set_time(GisView *self, const char *time)
+{
+ g_assert(GIS_IS_VIEW(self));
+ g_debug("GisView: set_time - time=%s", time);
+ g_free(self->time);
+ self->time = g_strdup(time);
+ _gis_view_emit_time_changed(self);
+}
+
+gchar *gis_view_get_time(GisView *self)
+{
+ g_assert(GIS_IS_VIEW(self));
+ g_debug("GisView: get_time");
+ return self->time;
+}
+
+void gis_view_set_location(GisView *self, gdouble lat, gdouble lon, gdouble elev)
+{
+ g_assert(GIS_IS_VIEW(self));
+ g_debug("GisView: set_location");
+ self->location[0] = lat;
+ self->location[1] = lon;
+ self->location[2] = elev;
+ _gis_view_fix_location(self);
+ _gis_view_emit_location_changed(self);
+}
+
+void gis_view_get_location(GisView *self, gdouble *lat, gdouble *lon, gdouble *elev)
+{
+ g_assert(GIS_IS_VIEW(self));
+ //g_debug("GisView: get_location");
+ *lat = self->location[0];
+ *lon = self->location[1];
+ *elev = self->location[2];
+}
+
+void gis_view_pan(GisView *self, gdouble lat, gdouble lon, gdouble elev)
+{
+ g_assert(GIS_IS_VIEW(self));
+ g_debug("GisView: pan - lat=%8.3f, lon=%8.3f, elev=%8.3f", lat, lon, elev);
+ self->location[0] += lat;
+ self->location[1] += lon;
+ self->location[2] += elev;
+ _gis_view_fix_location(self);
+ _gis_view_emit_location_changed(self);
+}
+
+void gis_view_zoom(GisView *self, gdouble scale)
+{
+ g_assert(GIS_IS_VIEW(self));
+ g_debug("GisView: zoom");
+ self->location[2] *= scale;
+ _gis_view_emit_location_changed(self);
+}
+
+void gis_view_set_rotation(GisView *self, gdouble x, gdouble y, gdouble z)
+{
+ g_assert(GIS_IS_VIEW(self));
+ g_debug("GisView: set_rotation");
+ self->rotation[0] = x;
+ self->rotation[1] = y;
+ self->rotation[2] = z;
+ _gis_view_emit_rotation_changed(self);
+}
+
+void gis_view_get_rotation(GisView *self, gdouble *x, gdouble *y, gdouble *z)
+{
+ g_assert(GIS_IS_VIEW(self));
+ g_debug("GisView: get_rotation");
+ *x = self->rotation[0];
+ *y = self->rotation[1];
+ *z = self->rotation[2];
+}
+
+void gis_view_rotate(GisView *self, gdouble x, gdouble y, gdouble z)
+{
+ g_assert(GIS_IS_VIEW(self));
+ g_debug("GisView: rotate - x=%.0f, y=%.0f, z=%.0f", x, y, z);
+ self->rotation[0] += x;
+ self->rotation[1] += y;
+ self->rotation[2] += z;
+ _gis_view_emit_rotation_changed(self);
+}
+
+/* To be deprecated, use {get,set}_location */
+void gis_view_set_site(GisView *self, const gchar *site)
+{
+ g_assert(GIS_IS_VIEW(self));
+ g_debug("GisView: set_site");
+ g_free(self->site);
+ self->site = g_strdup(site);
+ _gis_view_emit_site_changed(self);
+}
+
+gchar *gis_view_get_site(GisView *self)
+{
+ g_assert(GIS_IS_VIEW(self));
+ g_debug("GisView: get_site - %s", self->site);
+ return self->site;
+}
+
+
+/****************
+ * GObject code *
+ ****************/