+++ /dev/null
-/*
- * 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/>.
- */
-
-#include <glib.h>
-
-#include "gis-marshal.h"
-#include "gis-view.h"
-#include "gis-world.h"
-
-/* Constants */
-enum {
- PROP_0,
- PROP_TIME,
- PROP_SITE,
-};
-enum {
- SIG_TIME_CHANGED,
- SIG_SITE_CHANGED,
- SIG_LOCATION_CHANGED,
- SIG_ROTATION_CHANGED,
- NUM_SIGNALS,
-};
-static guint signals[NUM_SIGNALS];
-
-
-/* Signal helpers */
-static void _gis_view_emit_location_changed(GisView *view)
-{
- g_signal_emit(view, signals[SIG_LOCATION_CHANGED], 0,
- view->location[0],
- view->location[1],
- view->location[2]);
-}
-static void _gis_view_emit_rotation_changed(GisView *view)
-{
- g_signal_emit(view, signals[SIG_ROTATION_CHANGED], 0,
- view->rotation[0],
- view->rotation[1],
- view->rotation[2]);
-}
-static void _gis_view_emit_time_changed(GisView *view)
-{
- g_signal_emit(view, signals[SIG_TIME_CHANGED], 0,
- view->time);
-}
-static void _gis_view_emit_site_changed(GisView *view)
-{
- g_signal_emit(view, signals[SIG_SITE_CHANGED], 0,
- view->site);
-}
-
-
-/***********
- * Methods *
- ***********/
-GisView *gis_view_new()
-{
- g_debug("GisView: new");
- return g_object_new(GIS_TYPE_VIEW, NULL);
-}
-
-void gis_view_set_time(GisView *view, const char *time)
-{
- g_assert(GIS_IS_VIEW(view));
- g_debug("GisView: set_time - time=%s", time);
- g_free(view->time);
- view->time = g_strdup(time);
- _gis_view_emit_time_changed(view);
-}
-
-gchar *gis_view_get_time(GisView *view)
-{
- g_assert(GIS_IS_VIEW(view));
- g_debug("GisView: get_time");
- return view->time;
-}
-
-void gis_view_set_location(GisView *view, gdouble lat, gdouble lon, gdouble elev)
-{
- g_assert(GIS_IS_VIEW(view));
- g_debug("GisView: set_location");
- view->location[0] = lat;
- view->location[1] = lon;
- view->location[2] = elev;
- _gis_view_emit_location_changed(view);
-}
-
-void gis_view_get_location(GisView *view, gdouble *lat, gdouble *lon, gdouble *elev)
-{
- g_assert(GIS_IS_VIEW(view));
- //g_debug("GisView: get_location");
- *lat = view->location[0];
- *lon = view->location[1];
- *elev = view->location[2];
-}
-
-void gis_view_pan(GisView *view, gdouble lat, gdouble lon, gdouble elev)
-{
- g_assert(GIS_IS_VIEW(view));
- 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);
-}
-
-void gis_view_zoom(GisView *view, gdouble scale)
-{
- g_assert(GIS_IS_VIEW(view));
- g_debug("GisView: zoom");
- view->location[2] *= scale;
- _gis_view_emit_location_changed(view);
-}
-
-void gis_view_set_rotation(GisView *view, gdouble x, gdouble y, gdouble z)
-{
- g_assert(GIS_IS_VIEW(view));
- g_debug("GisView: set_rotation");
- view->rotation[0] = x;
- view->rotation[1] = y;
- view->rotation[2] = z;
- _gis_view_emit_rotation_changed(view);
-}
-
-void gis_view_get_rotation(GisView *view, gdouble *x, gdouble *y, gdouble *z)
-{
- g_assert(GIS_IS_VIEW(view));
- g_debug("GisView: get_rotation");
- *x = view->rotation[0];
- *y = view->rotation[1];
- *z = view->rotation[2];
-}
-
-void gis_view_rotate(GisView *view, gdouble x, gdouble y, gdouble z)
-{
- g_assert(GIS_IS_VIEW(view));
- 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);
-}
-
-/* To be deprecated, use {get,set}_location */
-void gis_view_set_site(GisView *view, const gchar *site)
-{
- g_assert(GIS_IS_VIEW(view));
- g_debug("GisView: set_site");
- g_free(view->site);
- view->site = g_strdup(site);
- _gis_view_emit_site_changed(view);
-}
-
-gchar *gis_view_get_site(GisView *view)
-{
- g_assert(GIS_IS_VIEW(view));
- g_debug("GisView: get_site - %s", view->site);
- return view->site;
-}
-
-
-/****************
- * GObject code *
- ****************/
-G_DEFINE_TYPE(GisView, gis_view, G_TYPE_OBJECT);
-static void gis_view_init(GisView *self)
-{
- g_debug("GisView: init");
- /* Default values */
- self->time = g_strdup("");
- self->site = g_strdup("");
- self->location[0] = 40;
- self->location[1] = -100;
- self->location[2] = 1.5*EARTH_R;
- self->rotation[0] = 0;
- self->rotation[1] = 0;
- self->rotation[2] = 0;
-}
-static void gis_view_dispose(GObject *gobject)
-{
- g_debug("GisView: dispose");
- /* Drop references to other GObjects */
- G_OBJECT_CLASS(gis_view_parent_class)->dispose(gobject);
-}
-static void gis_view_finalize(GObject *gobject)
-{
- g_debug("GisView: finalize");
- GisView *self = GIS_VIEW(gobject);
- g_free(self->time);
- g_free(self->site);
- G_OBJECT_CLASS(gis_view_parent_class)->finalize(gobject);
-}
-static void gis_view_set_property(GObject *object, guint property_id,
- const GValue *value, GParamSpec *pspec)
-{
- g_debug("GisView: set_property");
- GisView *self = GIS_VIEW(object);
- switch (property_id) {
- case PROP_TIME: gis_view_set_time(self, g_value_get_string(value)); break;
- case PROP_SITE: gis_view_set_site(self, g_value_get_string(value)); break;
- default: G_OBJECT_WARN_INVALID_PROPERTY_ID(object, property_id, pspec);
- }
-}
-static void gis_view_get_property(GObject *object, guint property_id,
- GValue *value, GParamSpec *pspec)
-{
- g_debug("GisView: get_property");
- GisView *self = GIS_VIEW(object);
- switch (property_id) {
- case PROP_TIME: g_value_set_string(value, gis_view_get_time(self)); break;
- case PROP_SITE: g_value_set_string(value, gis_view_get_site(self)); break;
- default: G_OBJECT_WARN_INVALID_PROPERTY_ID(object, property_id, pspec);
- }
-}
-static void gis_view_class_init(GisViewClass *klass)
-{
- g_debug("GisView: class_init");
- GObjectClass *gobject_class = G_OBJECT_CLASS(klass);
- gobject_class->dispose = gis_view_dispose;
- gobject_class->finalize = gis_view_finalize;
- gobject_class->get_property = gis_view_get_property;
- gobject_class->set_property = gis_view_set_property;
- g_object_class_install_property(gobject_class, PROP_TIME,
- g_param_spec_pointer(
- "time",
- "time of the current frame",
- "(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.",
- G_PARAM_READWRITE));
- signals[SIG_TIME_CHANGED] = g_signal_new(
- "time-changed",
- G_TYPE_FROM_CLASS(gobject_class),
- G_SIGNAL_RUN_LAST,
- 0,
- NULL,
- NULL,
- g_cclosure_marshal_VOID__STRING,
- G_TYPE_NONE,
- 1,
- G_TYPE_STRING);
- signals[SIG_SITE_CHANGED] = g_signal_new(
- "site-changed",
- G_TYPE_FROM_CLASS(gobject_class),
- G_SIGNAL_RUN_LAST,
- 0,
- NULL,
- NULL,
- g_cclosure_marshal_VOID__STRING,
- G_TYPE_NONE,
- 1,
- G_TYPE_STRING);
- signals[SIG_LOCATION_CHANGED] = g_signal_new(
- "location-changed",
- G_TYPE_FROM_CLASS(gobject_class),
- G_SIGNAL_RUN_LAST,
- 0,
- NULL,
- NULL,
- gis_cclosure_marshal_VOID__DOUBLE_DOUBLE_DOUBLE,
- G_TYPE_NONE,
- 3,
- G_TYPE_DOUBLE,
- G_TYPE_DOUBLE,
- G_TYPE_DOUBLE);
- signals[SIG_ROTATION_CHANGED] = g_signal_new(
- "rotation-changed",
- G_TYPE_FROM_CLASS(gobject_class),
- G_SIGNAL_RUN_LAST,
- 0,
- NULL,
- NULL,
- gis_cclosure_marshal_VOID__DOUBLE_DOUBLE_DOUBLE,
- G_TYPE_NONE,
- 3,
- G_TYPE_DOUBLE,
- G_TYPE_DOUBLE,
- G_TYPE_DOUBLE);
-}
projects / aweather / blobdiff