Font Forum

I thought that was probably the case. You may want to consider including it as a note in the user guide.

The alpha draft of OpenType v1.9 is now available for review and comment in case anyone is interested.

https://docs.microsoft.com/en-us/typogr ... ot190alpha

For all 5 versions of the OS/2 table, the usWinDescent is an unsigned 16 bit (uint16), so it will always be a positive number. But FontCreator is displaying the Win Descent as a negative number. The descender value in the hhea table is a signed 16 bit (FWORD), so it can be negative, and FontCreator ...

Erwin, See https://docs.microsoft.com/en-us/typography/opentype/spec/features_uz The term "writing mode" is used in describing the valt, vert, vrt2, and vrtr tags. However, the OpenType spec is not always consistent. It also uses "Text Direction" and "Layout Direction"....

From Font Properties on the main menu, under the Masters tab, it would be more accurate to call these titles "Metrics for Horizontal Writing Mode" and "Metrics for Vertical Writing Mode". The term 'writing mode' is what is used in both the OpenType and CSS specifications. Layout ...