Re: Snippet: Customizing markFormatter

[David Kastrup]

Valentin Villenave <address@hidden> writes:

> On 3/21/19, Aaron Hill <address@hidden> wrote:
>> In an attempt to hide the Scheme-ness of the above approach, I put
>> together the following music function which replaces placeholder strings
>> within the provided markup with the output of the specified formatter
>> function:
>
> Hi Aaron,
> I like what you’re doing! I wonder, though, if there couldn’t be a way
> of ``hiding the Scheme-ness’’ without having to add a whole new
> function. Besides, \set <property> = <value> is not something we
> necessarily want to hide.
>
> In other words, I dream of having the ability to do just:
>
> \set Score.markFormatter = \markup \italic \etc
>
> Now, the current "formatter" functions act in two ways: translating
> (determining whether marks should be expressed as roman/arabic
> numbers, upper/lower case letters including "i" or not) and formatting
> (do we want marks to be circled or boxed or italicized or whatever). I
> think it would be saner to separate the two:
>
> \set Score.markFormatter = \markup \box \italic #uppercase-letter-etc
> \set Score.markFormatter = \markup \circle #arabic-number-etc
>
> I used # instead of \ to clearly illustrate that the last item is not
> a markup function, but it could (should) be otherwise.
>
> Would you agree with such a solution? (Regardless of how we implement it.)

We probably should just extract the respective context variables and put
them in the markup property list for whatever markup command wants to
use them, like we do with title fields.

-- 
David Kastrup