private static RectangleF DetermineBounds(PointF[] points, float width, float height)
{
var ulx = points.OrderBy(row => row.X).First().X / width;
var uly = (height - points.OrderByDescending(row => row.Y).First().Y) / height;
var brx = points.OrderByDescending(row => row.X).First().X / width;
var bry = (height - points.OrderBy(row => row.Y).First().Y) / height;
var w = brx - ulx;
var h = bry - uly;
return new RectangleF(new PointF(ulx - w * 0.2f, uly - h * 0.2f), new SizeF(w * 1.4f, h * 1.4f));
}
