Cairo.Matrix.InitRotate C# (CSharp) Method

        public void InitRotate(double radians)
        {
            /*
            double s, c;
            s = Math.Sin (radians);
            c = Math.Cos (radians);
            this.Init (c, s, -s, c, 0, 0);
            */
            NativeMethods.cairo_matrix_init_rotate (this, radians);
        }