static gboolean
gtk_clock_update (gpointer data)
{
GtkClock *clock = GTK_CLOCK (data);
GtkClockPrivate *priv = GTK_CLOCK_GET_PRIVATE (clock);
time_t timet;
time (&timet);
localtime_r (&timet, &priv->time);
gtk_clock_redraw_canvas (clock);
return TRUE;
}
static void gtk_clock_init (GtkClock *clock)
{
clock->priv = GTK_CLOCK_GET_PRIVATE (clock);
clock->priv->secflash = TRUE;
clock->priv->time = NULL;
clock->priv->date = NULL;
gtk_widget_set_has_window (GTK_WIDGET(clock), FALSE);
weekday[0] = _("Sunday");
weekday[1] = _("Monday");
weekday[2] = _("Tuesday");
weekday[3] = _("Wednesday");
weekday[4] = _("Thursday");
weekday[5] = _("Friday");
weekday[6] = _("Saturday");
month[0] = _("Jan");
month[1] = _("Feb");
month[2] = _("Mar");
month[3] = _("Apr");
month[4] = _("May");
month[5] = _("Jun");
month[6] = _("Jul");
month[7] = _("Aug");
month[8] = _("Sep");
month[9] = _("Oct");
month[10] = _("Nov");
month[11] = _("Dec");
day[1] = _("1");
day[2] = _("2");
day[3] = _("3");
day[4] = _("4");
day[5] = _("5");
day[6] = _("6");
day[7] = _("7");
day[8] = _("8");
day[9] = _("9");
day[10] = _("10");
day[11] = _("11");
day[12] = _("12");
day[13] = _("13");
day[14] = _("14");
day[15] = _("15");
day[16] = _("16");
day[17] = _("17");
day[18] = _("18");
day[19] = _("19");
day[20] = _("20");
day[21] = _("21");
day[22] = _("22");
day[23] = _("23");
day[24] = _("24");
day[25] = _("25");
day[26] = _("26");
day[27] = _("27");
day[28] = _("28");
day[29] = _("29");
day[30] = _("30");
day[31] = _("31");
}
static gboolean
gtk_clock_draw (GtkWidget *clock, cairo_t *cr)
{
gint width = gtk_widget_get_allocated_width (clock);
gint height = gtk_widget_get_allocated_height (clock);
gdouble cx = width / 2.0;
gdouble cy = height / 2.0;
gdouble radius = MIN (width/2, height/2) - 5;
gint inset;
gint i;
GtkClockPrivate *priv = GTK_CLOCK_GET_PRIVATE (clock);
struct tm *time = &priv->time;
cairo_pattern_t *pat;
cairo_arc (cr, cx, cy, radius, 0, 2 * M_PI);
cairo_set_source_rgba (cr, 1, 1, 1, 0.5);
cairo_fill_preserve (cr);
cairo_set_source_rgb (cr, 0, 0, 0);
cairo_stroke (cr);
for (i = 0; i < 12; i++)
{
cairo_save (cr);
if (i % 3 == 0)
inset = 0.2 * radius;
else {
inset = 0.1 * radius;
cairo_set_line_width (cr,
0.5 * cairo_get_line_width (cr));
}
cairo_move_to (cr,
cx + (radius - inset) * cos (i * M_PI / 6),
cy + (radius - inset) * sin (i * M_PI / 6));
cairo_line_to (cr,
cx + radius * cos (i * M_PI / 6),
cy + radius * sin (i * M_PI / 6));
cairo_stroke (cr);
cairo_restore (cr);
}
cairo_set_line_width (cr, 2.0 * cairo_get_line_width (cr));
cairo_set_line_cap (cr, CAIRO_LINE_CAP_ROUND);
cairo_move_to (cr, cx, cy);
cairo_line_to (cr, cx + radius / 2 * sin (M_PI / 6 * time->tm_hour +
M_PI / 360 * time->tm_min),
cy + radius / 2 * -cos (M_PI / 6 * time->tm_hour +
M_PI / 360 * time->tm_min));
cairo_stroke (cr);
cairo_move_to (cr, cx, cy);
cairo_line_to (cr, cx + radius * 0.75 * sin (M_PI / 30 * time->tm_min),
cy + radius * 0.75 * -cos (M_PI / 30 * time->tm_min));
cairo_stroke (cr);
cairo_set_line_width (cr, 0.2 * cairo_get_line_width (cr));
cairo_set_source_rgb (cr, 1, 0, 0);
cairo_move_to (cr, cx, cy);
cairo_line_to (cr, cx + radius * 0.75 * sin (M_PI / 30 * time->tm_sec),
cy + radius * 0.75 * -cos (M_PI / 30 * time->tm_sec));
cairo_stroke (cr);
cairo_arc (cr, cx, cy, radius, 0.0, 2.0 * M_PI);
pat = cairo_pattern_create_radial (cx, cy, radius,
cx, 0, radius);
cairo_pattern_add_color_stop_rgba (pat, 0, 0, 0, 0, 0.4);
cairo_pattern_add_color_stop_rgba (pat, 1, 1, 1, 1, 0.0);
cairo_set_source (cr, pat);
cairo_fill (cr);
cairo_pattern_destroy (pat);
return TRUE;
}