[DllImport(ExternDll.Gdiplus, SetLastError=true, ExactSpelling=true, CharSet=System.Runtime.InteropServices.CharSet.Unicode)] // 3 = Unicode
            [ResourceExposure(ResourceScope.None)]
            internal static extern int GdipDrawString(HandleRef graphics, string textString, int length, HandleRef font, ref GPRECTF layoutRect,
                                                      HandleRef stringFormat, HandleRef brush);