public HRESULT TxGetNaturalSize2( DVASPECT dwAspect, IntPtr hdcDraw, IntPtr hicTargetDev, IntPtr ptd, TXTNATURALSIZE dwMode, ref tagSIZE psizelExtent, ref int pwidth, ref int pheight, out int pascent) => _txGetNaturalSize2(_unk, dwAspect, hdcDraw, hicTargetDev, ptd, dwMode, ref psizelExtent, ref pwidth, ref pheight, out pascent);
private static HRESULT TxGetExtent(IntPtr pThis, out tagSIZE lpExtent) => GetHost(pThis).TxGetExtent(out lpExtent);