private void DrawDayLabels(RectangleF rect)
{
var font = UIFont.BoldSystemFontOfSize (10);
UIColor.DarkGray.SetColor ();
var context = UIGraphics.GetCurrentContext ();
context.SaveState ();
context.SetShadowWithColor (new SizeF (0, -1), 0.5f, UIColor.White.CGColor);
var i = 0;
foreach (var d in Enum.GetNames (typeof(DayOfWeek))) {
DrawString (d.Substring (0, 3), new RectangleF (i * 46, 44 - 12, 45, 10), font, UILineBreakMode.WordWrap, UITextAlignment.Center);
i++;
}
context.RestoreState ();
}