void PositionSatBrightIndicatorView()
{
UIView.Animate(0.3f,0f,UIViewAnimationOptions.AllowUserInteraction, delegate() {
PointF pos = new PointF(satbrightview.saturation * satbrightview.Frame.Size.Width,
satbrightview.Frame.Size.Height - (satbrightview.brightness * satbrightview.Frame.Size.Height));
satBrightIndicatorView.Frame = new RectangleF(pos.X - satBrightIndicatorSize.Width/2,pos.Y-satBrightIndicatorSize.Height/2,satBrightIndicatorSize.Width,satBrightIndicatorSize.Height);
}, delegate() {
});
}