internal static Rectangle AlignInRectangle(Rectangle outer, Size inner, System.Drawing.ContentAlignment align)
{
int x = 0;
int y = 0;
if (align == System.Drawing.ContentAlignment.BottomLeft || align == System.Drawing.ContentAlignment.MiddleLeft || align == System.Drawing.ContentAlignment.TopLeft)
x = outer.X;
else if (align == System.Drawing.ContentAlignment.BottomCenter || align == System.Drawing.ContentAlignment.MiddleCenter || align == System.Drawing.ContentAlignment.TopCenter)
x = Math.Max(outer.X + ((outer.Width - inner.Width) / 2), outer.Left);
else if (align == System.Drawing.ContentAlignment.BottomRight || align == System.Drawing.ContentAlignment.MiddleRight || align == System.Drawing.ContentAlignment.TopRight)
x = outer.Right - inner.Width;
if (align == System.Drawing.ContentAlignment.TopCenter || align == System.Drawing.ContentAlignment.TopLeft || align == System.Drawing.ContentAlignment.TopRight)
y = outer.Y;
else if (align == System.Drawing.ContentAlignment.MiddleCenter || align == System.Drawing.ContentAlignment.MiddleLeft || align == System.Drawing.ContentAlignment.MiddleRight)
y = outer.Y + (outer.Height - inner.Height) / 2;
else if (align == System.Drawing.ContentAlignment.BottomCenter || align == System.Drawing.ContentAlignment.BottomRight || align == System.Drawing.ContentAlignment.BottomLeft)
y = outer.Bottom - inner.Height;
return new Rectangle(x, y, Math.Min(inner.Width, outer.Width), Math.Min(inner.Height, outer.Height));
}