Hi all,
em is a typical unit used in latex. Since it's the largest latin letter in
most fonts, 75 em means that we'll get at least 75 chars...
Nicolas

Le mar. 19 juil. 2022 à 14:50, Marcel Taeumel <marcel.taeumel at hpi.de> a
écrit :

> > I thought that the em would actually be a unit to get
> > something like x characters in width, using M as the
> > particular character as a basis.
>
> Ah, right. Should work. Yet, I would not write a new
> text composition algorithm but re-use our existing one.
> And that one is based on either "type factor " or
> "num chars".
>
> Best,
> Marcel
>
> Am 19.07.2022 14:37:40 schrieb Jakob Reschke <jakres+squeak at gmail.com>:
> If the research has already been done, then there is no need for guessing
> and further suggestions. All the better :-)
>
> I thought that the em would actually be a unit to get something like x
> characters in width, using M as the particular character as a basis.
>
>
>
>
> Am Di., 19. Juli 2022 um 14:21 Uhr schrieb Marcel Taeumel <
> marcel.taeumel at hpi.de>:
>
>> > 75em may also be a good limit, now that Number even understands such a
>> selector.
>>
>> Nope. We need something independent from a scale factor and thus the
>> default font size as pretty-printed format can be checked in. Better use
>> "66 characters", not 75em. No rendering/font properties. For multi-line
>> comments, use the line-break algorithm as in Text >> #withNoLineLongerThan:.
>>
>> Please read the commentary in
>> TextStyle >> #compositionWidthForNumChars
>>
>> Best,
>> Marcel
>>
>> Am 14.07.2022 19:55:04 schrieb tim Rowledge <tim at rowledge.org>:
>>
>>
>> > On 2022-07-14, at 10:48 AM, Jakob Reschke wrote:
>> >
>> > 75em may also be a good limit, now that Number even understands such a
>> selector.
>> > https://baymard.com/blog/line-length-readability
>>
>> That's an excellent point; extra-long lines are really annoying to read
>> in general.
>>
>> >
>> > But seeing Tim's examples: before we start tweaking the indentation of
>> comments by the pretty printer, which would have it insert tabs or spaces
>> or anything else, better implement that proposal to display comment lines
>> left-aligned with the opening ", without requiring indentation characters
>> in the source text. Remember that other thread about whether or not to have
>> line breaks in comments? Somebody posted a screenshot from Dolphin
>> Smalltalk that shows what I am referring to.
>> >
>> > To leave the comments untouched by the pretty-printer seems reasonable
>> to me for now.
>>
>> Oh, I'm not wanting to have any tabs or spaces inserted - I want the
>> formatting to be live and use the left indent. Shout does all that work to
>> colour (etc) the text so why not use the fact that it detects comments.
>>
>>
>> tim
>> --
>> tim Rowledge; tim at rowledge.org; http://www.rowledge.org/tim
>> Useful random insult:- His seat back is not in the full upright and
>> locked position.
>>
>>
>>
>>
>>
>
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