static extern uint GetGlyphOutline(IntPtr hdc, uint uChar, uint uFormat,

Public Declare Function GetGlyphOutline Lib "gdi32.dll"( _

                    int bufferSize = (int)GetGlyphOutline(hdc, (uint)c, (uint)2, out metrics, 0, IntPtr.Zero, ref matrix);

                        if((ret = GetGlyphOutline(hdc, (uint)c, (uint)2, out metrics, (uint)bufferSize, buffer, ref matrix)) > 0)