C#

// Create a Matrix object
Matrix matrix = new Matrix();
// Rotate by 90 degrees
Point p=new Point(100,100);
matrix.RotateAt(90,p);
// Apply Matrix object to the Graphics object
g.Transform = matrix;
// Draw String
SizeF size=g.MeasureString("Vertical String",this.Font);
RectangleF rect=new RectangleF(0,0,size.Width,size.Height);
g.DrawString("Vertical String",this.Font,new SolidBrush(Color.Blue),rect);
// Dispose of object
g.Dispose();

<br />
		public class CommBaseSettings <br />
		{<br />
			public string port = "COM1:";<br />
			public int baudRate = 2400;<br />
			public Parity parity = Parity.none;<br />
			public int dataBits = 8;<br />
..........<br />
			public void SaveAsXML(Stream s)<br />
			{<br />
				XmlSerializer sr = new XmlSerializer(this.GetType());<br />
				sr.Serialize(s, this);<br />
			}<br />
<br />
			public static CommBaseSettings LoadFromXML(Stream s)<br />
			{<br />
				return LoadFromXML(s, typeof(CommBaseSettings));<br />
			}<br />
<br />
			protected static CommBaseSettings LoadFromXML(Stream s, Type t)<br />
			{<br />
				XmlSerializer sr = new XmlSerializer(t);<br />
				try<br />
				{<br />
					return (CommBaseSettings)sr.Deserialize(s);<br />
				}<br />
				catch<br />
				{<br />
					return null;<br />
				}<br />
			}<br />
		}<br />