(split from Astrognome)Added SWE-Glib sources, which currently wraps Swiss Ephemeris function calls

src/gswe-moment.c

@@ -0,0 +1,152 @@
+#include <math.h>
+#include "gswe-moment.h"
+
+#define GSWE_MOMENT_GET_PRIVATE(obj) (G_TYPE_INSTANCE_GET_PRIVATE((obj), GSWE_TYPE_MOMENT, GsweMomentPrivate))
+
+struct _GsweMomentPrivate {
+    GDateTime *timestamp;
+    gdouble julian_timestamp;
+    GsweCoordinates coordinates;
+};
+
+enum {
+    SIGNAL_MOMENT_CHANGED,
+    SIGNAL_LAST
+};
+
+enum {
+    PROP_0,
+    PROP_TIMESTAMP
+};
+
+static guint gswe_moment_signals[SIGNAL_LAST] = {0};
+
+static void gswe_moment_dispose(GObject *gobject);
+static void gswe_moment_finalize(GObject *gobject);
+static void gswe_moment_set_property(GObject *object, guint prop_id, const GValue *value, GParamSpec *pspec);
+static void gswe_moment_get_property(GObject *object, guint prop_id, GValue *value, GParamSpec *pspec);
+
+G_DEFINE_TYPE(GsweMoment, gswe_moment, G_TYPE_OBJECT);
+
+static void
+gswe_moment_class_init(GsweMomentClass *klass)
+{
+    GObjectClass *gobject_class = G_OBJECT_CLASS(klass);
+
+    g_type_class_add_private(klass, sizeof(GsweMomentPrivate));
+
+    gobject_class->dispose = gswe_moment_dispose;
+    gobject_class->finalize = gswe_moment_finalize;
+    gobject_class->set_property = gswe_moment_set_property;
+    gobject_class->get_property = gswe_moment_get_property;
+
+    /**
+     * GsweMoment::moment-changed:
+     * @moment: the GsweMoment object that received the signal
+     *
+     * The ::moment-changed signal is emitted each time the time or coordinates are changed
+     */
+    gswe_moment_signals[SIGNAL_MOMENT_CHANGED] = g_signal_new("moment-changed", G_OBJECT_CLASS_TYPE(gobject_class), G_SIGNAL_RUN_FIRST, G_STRUCT_OFFSET(GsweMomentClass, moment_changed), NULL, NULL, g_cclosure_marshal_generic, G_TYPE_NONE, 0);
+
+    /**
+     * GsweMoment:timestamp:
+     *
+     * The timestamp associated with this moment
+     */
+    g_object_class_install_property(gobject_class, PROP_TIMESTAMP, g_param_spec_pointer("timestamp", "Timestamp", "Timestamp of this moment", G_PARAM_READWRITE));
+}
+
+static void
+gswe_moment_emit_moment_changed(GsweMoment *moment)
+{
+    g_signal_emit(moment, gswe_moment_signals[SIGNAL_MOMENT_CHANGED], 0);
+}
+
+void
+gswe_moment_init(GsweMoment *self)
+{
+    self->priv = GSWE_MOMENT_GET_PRIVATE(self);
+
+    //self->priv->an_object = g_object_new(MAMAN_TYPE_BAZ, NULL);
+    //self->priv->a_string = g_strdup("Maman");
+}
+
+static void
+gswe_moment_dispose(GObject *gobject)
+{
+    //GsweMoment *self = GSWE_MOMENT(gobject);
+
+    //g_clear_object(&self->priv->an_object);
+
+    G_OBJECT_CLASS(gswe_moment_parent_class)->dispose(gobject);
+}
+
+static void
+gswe_moment_finalize(GObject *gobject)
+{
+    //GsweMoment *self = GSWE_MOMENT(gobject);
+
+    //g_free(self->priv->a_string);
+
+    G_OBJECT_CLASS(gswe_moment_parent_class)->finalize(gobject);
+}
+
+static void
+gswe_moment_set_property(GObject *object, guint prop_id, const GValue *value, GParamSpec *pspec)
+{
+    GsweMoment *moment = GSWE_MOMENT(object);
+
+    switch (prop_id) {
+        case PROP_TIMESTAMP:
+            gswe_moment_set_timestamp(moment, (g_value_get_object(value)));
+
+            break;
+
+        default:
+            G_OBJECT_WARN_INVALID_PROPERTY_ID(object, prop_id, pspec);
+
+            break;
+    }
+}
+
+static void
+gswe_moment_get_property(GObject *object, guint prop_id, GValue *value, GParamSpec *pspec)
+{
+    GsweMoment *moment = GSWE_MOMENT(object);
+    GsweMomentPrivate *priv = moment->priv;
+
+    switch (prop_id) {
+        case PROP_TIMESTAMP:
+            g_value_set_object(value, priv->timestamp);
+
+            break;
+
+        default:
+            G_OBJECT_WARN_INVALID_PROPERTY_ID(object, prop_id, pspec);
+
+            break;
+    }
+}
+
+void
+gswe_moment_set_timestamp(GsweMoment *moment, GsweTimestamp *timestamp)
+{
+    GsweMomentPrivate *priv = moment->priv;
+
+    /* Emit the moment-changed signal to notify registrants of the change */
+    priv->timestamp = timestamp;
+    gswe_moment_emit_moment_changed(moment);
+}
+
+GQuark
+gswe_moment_error_quark(void)
+{
+    return g_quark_from_static_string("swe-glib-gswe-moment-error");
+}
+
+GsweMoment *
+gswe_moment_new(void)
+{
+    return (GsweMoment *)g_object_new(GSWE_TYPE_MOMENT, NULL);
+}
+