/*
* Copyright (C) 2009 Andy Spencer <spenceal@rose-hulman.edu>
- *
+ *
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
- *
+ *
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
- *
+ *
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
};
static guint signals[NUM_SIGNALS];
+/* 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 *view)
+static void _gis_view_emit_location_changed(GisView *self)
{
- g_signal_emit(view, signals[SIG_LOCATION_CHANGED], 0,
- view->location[0],
- view->location[1],
- view->location[2]);
+ 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 *view)
+static void _gis_view_emit_rotation_changed(GisView *self)
{
- g_signal_emit(view, signals[SIG_ROTATION_CHANGED], 0,
- view->rotation[0],
- view->rotation[1],
- view->rotation[2]);
+ 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 *view)
+static void _gis_view_emit_time_changed(GisView *self)
{
- g_signal_emit(view, signals[SIG_TIME_CHANGED], 0,
- view->time);
+ g_signal_emit(self, signals[SIG_TIME_CHANGED], 0,
+ self->time);
}
-static void _gis_view_emit_site_changed(GisView *view)
+static void _gis_view_emit_site_changed(GisView *self)
{
- g_signal_emit(view, signals[SIG_SITE_CHANGED], 0,
- view->site);
+ g_signal_emit(self, signals[SIG_SITE_CHANGED], 0,
+ self->site);
}
return g_object_new(GIS_TYPE_VIEW, NULL);
}
-void gis_view_set_time(GisView *view, const char *time)
+void gis_view_set_time(GisView *self, const char *time)
{
- g_assert(GIS_IS_VIEW(view));
+ g_assert(GIS_IS_VIEW(self));
g_debug("GisView: set_time - time=%s", time);
- g_free(view->time);
- view->time = g_strdup(time);
- _gis_view_emit_time_changed(view);
+ g_free(self->time);
+ self->time = g_strdup(time);
+ _gis_view_emit_time_changed(self);
}
-gchar *gis_view_get_time(GisView *view)
+gchar *gis_view_get_time(GisView *self)
{
- g_assert(GIS_IS_VIEW(view));
+ g_assert(GIS_IS_VIEW(self));
g_debug("GisView: get_time");
- return view->time;
+ return self->time;
}
-void gis_view_set_location(GisView *view, gdouble lat, gdouble lon, gdouble elev)
+void gis_view_set_location(GisView *self, gdouble lat, gdouble lon, gdouble elev)
{
- g_assert(GIS_IS_VIEW(view));
+ g_assert(GIS_IS_VIEW(self));
g_debug("GisView: set_location");
- view->location[0] = lat;
- view->location[1] = lon;
- view->location[2] = elev;
- _gis_view_emit_location_changed(view);
+ 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 *view, gdouble *lat, gdouble *lon, gdouble *elev)
+void gis_view_get_location(GisView *self, gdouble *lat, gdouble *lon, gdouble *elev)
{
- g_assert(GIS_IS_VIEW(view));
+ g_assert(GIS_IS_VIEW(self));
//g_debug("GisView: get_location");
- *lat = view->location[0];
- *lon = view->location[1];
- *elev = view->location[2];
+ *lat = self->location[0];
+ *lon = self->location[1];
+ *elev = self->location[2];
}
-void gis_view_pan(GisView *view, gdouble lat, gdouble lon, gdouble elev)
+void gis_view_pan(GisView *self, gdouble lat, gdouble lon, gdouble elev)
{
- g_assert(GIS_IS_VIEW(view));
+ g_assert(GIS_IS_VIEW(self));
g_debug("GisView: pan - lat=%8.3f, lon=%8.3f, elev=%8.3f", lat, lon, elev);
- view->location[0] += lat;
- view->location[1] += lon;
- view->location[2] += elev;
- _gis_view_emit_location_changed(view);
+ 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 *view, gdouble scale)
+void gis_view_zoom(GisView *self, gdouble scale)
{
- g_assert(GIS_IS_VIEW(view));
+ g_assert(GIS_IS_VIEW(self));
g_debug("GisView: zoom");
- view->location[2] *= scale;
- _gis_view_emit_location_changed(view);
+ self->location[2] *= scale;
+ _gis_view_emit_location_changed(self);
}
-void gis_view_set_rotation(GisView *view, gdouble x, gdouble y, gdouble z)
+void gis_view_set_rotation(GisView *self, gdouble x, gdouble y, gdouble z)
{
- g_assert(GIS_IS_VIEW(view));
+ g_assert(GIS_IS_VIEW(self));
g_debug("GisView: set_rotation");
- view->rotation[0] = x;
- view->rotation[1] = y;
- view->rotation[2] = z;
- _gis_view_emit_rotation_changed(view);
+ self->rotation[0] = x;
+ self->rotation[1] = y;
+ self->rotation[2] = z;
+ _gis_view_emit_rotation_changed(self);
}
-void gis_view_get_rotation(GisView *view, gdouble *x, gdouble *y, gdouble *z)
+void gis_view_get_rotation(GisView *self, gdouble *x, gdouble *y, gdouble *z)
{
- g_assert(GIS_IS_VIEW(view));
+ g_assert(GIS_IS_VIEW(self));
g_debug("GisView: get_rotation");
- *x = view->rotation[0];
- *y = view->rotation[1];
- *z = view->rotation[2];
+ *x = self->rotation[0];
+ *y = self->rotation[1];
+ *z = self->rotation[2];
}
-void gis_view_rotate(GisView *view, gdouble x, gdouble y, gdouble z)
+void gis_view_rotate(GisView *self, gdouble x, gdouble y, gdouble z)
{
- g_assert(GIS_IS_VIEW(view));
+ g_assert(GIS_IS_VIEW(self));
g_debug("GisView: rotate - x=%.0f, y=%.0f, z=%.0f", x, y, z);
- view->rotation[0] += x;
- view->rotation[1] += y;
- view->rotation[2] += z;
- _gis_view_emit_rotation_changed(view);
+ 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 *view, const gchar *site)
+void gis_view_set_site(GisView *self, const gchar *site)
{
- g_assert(GIS_IS_VIEW(view));
+ g_assert(GIS_IS_VIEW(self));
g_debug("GisView: set_site");
- g_free(view->site);
- view->site = g_strdup(site);
- _gis_view_emit_site_changed(view);
+ g_free(self->site);
+ self->site = g_strdup(site);
+ _gis_view_emit_site_changed(self);
}
-gchar *gis_view_get_site(GisView *view)
+gchar *gis_view_get_site(GisView *self)
{
- g_assert(GIS_IS_VIEW(view));
- g_debug("GisView: get_site - %s", view->site);
- return view->site;
+ g_assert(GIS_IS_VIEW(self));
+ g_debug("GisView: get_site - %s", self->site);
+ return self->site;
}
g_param_spec_pointer(
"time",
"time of the current frame",
- "(format unknown)",
+ "(format unknown)",
G_PARAM_READWRITE));
g_object_class_install_property(gobject_class, PROP_SITE,
g_param_spec_pointer(
"site",
"site seen by the viewport",
- "Site of the viewport. Currently this is the name of the radar site.",
+ "Site of the viewport. Currently this is the name of the radar site.",
G_PARAM_READWRITE));
signals[SIG_TIME_CHANGED] = g_signal_new(
"time-changed",