/* * Copyright (C) 2009 Andy Spencer * * 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 . */ #include #include "marshal.h" #include "aweather-view.h" /**************** * GObject code * ****************/ G_DEFINE_TYPE(AWeatherView, aweather_view, G_TYPE_OBJECT); enum { PROP_0, PROP_TIME, PROP_SITE, }; enum { SIG_TIME_CHANGED, SIG_SITE_CHANGED, SIG_LOCATION_CHANGED, SIG_REFRESH, NUM_SIGNALS, }; static guint signals[NUM_SIGNALS]; static void aweather_view_init(AWeatherView *self) { g_debug("AWeatherView: init"); /* Default values */ self->time = g_strdup(""); self->site = g_strdup(""); } static GObject *aweather_view_constructor(GType gtype, guint n_properties, GObjectConstructParam *properties) { g_debug("AWeatherView: constructor"); GObjectClass *parent_class = G_OBJECT_CLASS(aweather_view_parent_class); return parent_class->constructor(gtype, n_properties, properties); } static void aweather_view_dispose(GObject *gobject) { g_debug("AWeatherView: dispose"); /* Drop references to other GObjects */ G_OBJECT_CLASS(aweather_view_parent_class)->dispose(gobject); } static void aweather_view_finalize(GObject *gobject) { g_debug("AWeatherView: finalize"); AWeatherView *self = AWEATHER_VIEW(gobject); g_free(self->site); G_OBJECT_CLASS(aweather_view_parent_class)->finalize(gobject); } static void aweather_view_set_property(GObject *object, guint property_id, const GValue *value, GParamSpec *pspec) { g_debug("AWeatherView: set_property"); AWeatherView *self = AWEATHER_VIEW(object); switch (property_id) { case PROP_TIME: aweather_view_set_time(self, g_value_get_string(value)); break; case PROP_SITE: aweather_view_set_site(self, g_value_get_string(value)); break; default: G_OBJECT_WARN_INVALID_PROPERTY_ID(object, property_id, pspec); } } static void aweather_view_get_property(GObject *object, guint property_id, GValue *value, GParamSpec *pspec) { g_debug("AWeatherView: get_property"); AWeatherView *self = AWEATHER_VIEW(object); switch (property_id) { case PROP_TIME: g_value_set_string(value, aweather_view_get_time(self)); break; case PROP_SITE: g_value_set_string(value, aweather_view_get_site(self)); break; default: G_OBJECT_WARN_INVALID_PROPERTY_ID(object, property_id, pspec); } } static void aweather_view_class_init(AWeatherViewClass *klass) { g_debug("AWeatherView: class_init"); GObjectClass *gobject_class = G_OBJECT_CLASS(klass); gobject_class->constructor = aweather_view_constructor; gobject_class->dispose = aweather_view_dispose; gobject_class->finalize = aweather_view_finalize; gobject_class->get_property = aweather_view_get_property; gobject_class->set_property = aweather_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__INT, 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, aweather_cclosure_marshal_VOID__DOUBLE_DOUBLE_DOUBLE, G_TYPE_NONE, 3, G_TYPE_DOUBLE, G_TYPE_DOUBLE, G_TYPE_DOUBLE); signals[SIG_REFRESH] = g_signal_new( "refresh", G_TYPE_FROM_CLASS(gobject_class), G_SIGNAL_RUN_LAST, 0, NULL, NULL, g_cclosure_marshal_VOID__VOID, G_TYPE_NONE, 0); } /* Signal helpers */ static void _aweather_view_emit_location_changed(AWeatherView *view) { g_signal_emit(view, signals[SIG_LOCATION_CHANGED], 0, view->location[0], view->location[1], view->location[2]); } static void _aweather_view_emit_time_changed(AWeatherView *view) { g_signal_emit(view, signals[SIG_TIME_CHANGED], 0, view->time); } static void _aweather_view_emit_site_changed(AWeatherView *view) { g_signal_emit(view, signals[SIG_SITE_CHANGED], 0, view->site); } static void _aweather_view_emit_refresh(AWeatherView *view) { g_signal_emit(view, signals[SIG_REFRESH], 0); } /*********** * Methods * ***********/ AWeatherView *aweather_view_new() { g_debug("AWeatherView: new"); return g_object_new(AWEATHER_TYPE_VIEW, NULL); } void aweather_view_set_time(AWeatherView *view, const char *time) { g_assert(AWEATHER_IS_VIEW(view)); g_debug("AWeatherView: set_time - time=%s", time); g_free(view->time); view->time = g_strdup(time); _aweather_view_emit_time_changed(view); } gchar *aweather_view_get_time(AWeatherView *view) { g_assert(AWEATHER_IS_VIEW(view)); g_debug("AWeatherView: get_time"); return view->time; } void aweather_view_get_location(AWeatherView *view, gdouble *x, gdouble *y, gdouble *z) { g_assert(AWEATHER_IS_VIEW(view)); g_debug("AWeatherView: get_location"); *x = view->location[0]; *y = view->location[1]; *z = view->location[2]; } void aweather_view_set_location(AWeatherView *view, gdouble x, gdouble y, gdouble z) { g_assert(AWEATHER_IS_VIEW(view)); g_debug("AWeatherView: set_location"); view->location[0] = x; view->location[1] = y; view->location[2] = z; _aweather_view_emit_location_changed(view); } void aweather_view_pan(AWeatherView *view, gdouble x, gdouble y, gdouble z) { g_assert(AWEATHER_IS_VIEW(view)); g_debug("AWeatherView: pan - x=%.0f, y=%.0f, z=%.0f", x, y, z); view->location[0] += x; view->location[1] += y; view->location[2] += z; _aweather_view_emit_location_changed(view); } void aweather_view_zoom(AWeatherView *view, gdouble scale) { g_assert(AWEATHER_IS_VIEW(view)); g_debug("AWeatherView: zoom"); view->location[2] *= scale; _aweather_view_emit_location_changed(view); } void aweather_view_refresh(AWeatherView *view) { g_debug("AWeatherView: refresh"); _aweather_view_emit_refresh(view); } void aweather_view_set_site(AWeatherView *view, const gchar *site) { g_assert(AWEATHER_IS_VIEW(view)); g_debug("AWeatherView: set_site"); g_free(view->site); view->site = g_strdup(site); _aweather_view_emit_site_changed(view); } gchar *aweather_view_get_site(AWeatherView *view) { g_assert(AWEATHER_IS_VIEW(view)); g_debug("AWeatherView: get_site"); return view->site; }