? em_width_base
: 10*(dpi/72.27)*zoom;
// A different estimate for em_width is
- // font_metrics::width('M', LyXFont(LyXFont::ALL_SANE))
+ // theApp->fontLoader().metrics(LyXFont(LyXFont::ALL_SANE)).width('M')
// but this estimate might not be more accurate as the screen font
// is different then the latex font.