/// <summary>
/// Applies a rotation transformation
/// </summary>
/// <param name='angle'>
/// Angle in degrees
/// </param>
/// <remarks>
/// Modifies the current transformation matrix (CTM) by rotating the user-space axes by angle degrees.
/// The rotation of the axes takes places after any existing transformation of user space.
/// The rotation direction for positive angles is from the positive X axis toward the positive Y axis.
/// </remarks>
public void Rotate(double angle)
{
handler.Rotate(Backend, angle);
}