Proposal to add standardized variation sequences for chess notation

Kent Karlsson kent.karlsson14 at
Mon Apr 3 21:00:45 CDT 2017

Den 2017-04-04 00:35, skrev "Michael Everson" <everson at>:

>> What I am saying is that the glyphs for the two new variants you are
>> proposing need to harmonise with the block elements such as U+2581
> NoŠ in a chess font the font designer has to draw those block-element
> characters differently, to harmonize with the
>> That requires uniform width *for those variants*.  That is a key part of the
>> glyph family's essence.
> In their original usage in graphic terminals, sure. And some people still
> emulate those, and when they use those characters they draw them for that
> purpose. In current ASCII-based chess-fonts, a set of characters is used to
> draw a line (of one kind or another) around the board, and when I looked for
> Unicode characters to map to these, the block elements were the ones that had
> the right structure, since they were high and low and left and right in the em
> square. 
>> There is no such requirement on the glyphs for normal text use as at present.
> There is **in a chess font** if you want to be able to draw a box around the
> chessboard. 

I'm not too happy about this. Maybe have VSs applied also to the chess box
drawing chars?

/Kent K

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