public void TransformRotation(double angle)
{
DrawableAffine affine = new DrawableAffine();
affine.ScaleX = Math.Cos(DegreesToRadians(Math.IEEERemainder(angle, 360.0)));
affine.ScaleY = Math.Cos(DegreesToRadians(Math.IEEERemainder(angle, 360.0)));
affine.ShearX = -Math.Sin(DegreesToRadians(Math.IEEERemainder(angle, 360.0)));
affine.ShearY = Math.Sin(DegreesToRadians(Math.IEEERemainder(angle, 360.0)));
Transform(affine);
}