The chapter format that I want to achieve in the end is nearly the one in the attachment (excerpt of Christian Dietrich's PhD thesis).

Best
Gerion


Am Donnerstag, 30. Mai 2024, 16:15:01 MESZ schrieb Gerion Entrup:
> Hi,
> 
> I'm trying to adapt the format of chapters in my document and have a few questions regarding setuphead.
> My aim is to have the chapter (title) on a separate page with an additional intro in different text sizes for title, subtitle and the intro.
> I chose to use the "command=" argument in setuphead for that.
> However, I'm not quite sure about it's internals.
> 
> Let's begin with a minimal example:
> ```
> \define[2]\MyChapter{%
> 	#1 #2: \structureuservariable{subtitle} (\structureuservariable{intro})
> }
> 
> \setuphead[title, chapter][command=\MyChapter]
> 
> \setupbodyfont[11pt]
> 
> \starttext
> \startchapter[title=foo][subtitle=bar, intro={some explanation}]
> some text
> \stopchapter
> \stoptext
> ```
> This produces 1.pdf.
> 
> 
> ## Font size
> 
> What is the reason that that the font of the chapter is bigger? How can I reset it to normal size? This does not work at all:
> ```
> \define[2]\MyChapter{%
> 	\setupbodyfont[11pt] #1 #2: \structureuservariable{subtitle} (\structureuservariable{intro})
> }
> ```
> However, changing to a bigger font works somehow. Is there a factor applied to the font size internally? For example:
> ```
> \define[2]\MyChapter{%
> 	\setupbodyfont[20pt] #1 #2: \structureuservariable{subtitle} (\structureuservariable{intro})
> }
> ```
> produces 2.pdf (the chapter font is not 20pt).
> 
> 
> ## Line breaks
> 
> How can I achieve line breaks?
> This does not work:
> ```
> \define[2]\MyChapter{%
>     #1 #2:\\
>     \structureuservariable{subtitle}\\
>     (\structureuservariable{intro})
> }
> ```
> (see 3.pdf)
> 
> I also want to set everything except of the intro in a flushright environment but do not know how. I tried:
> ```
> \define[2]\MyChapter{%
>     \startalignment[flushright]
>         #1 #2:\\
>         \structureuservariable{subtitle}\\
>     \stopalignment
>     \structureuservariable{intro}
> }
> ```
> (see 4.pdf, no change)
> 
> 
> ## Bold text
> 
> I tried to get the text bold. However, `#1` and `#2` does not seem to follow this.
> ```
> \define[2]\MyChapter{%
>     \bold #1 #2: \structureuservariable{subtitle} (\structureuservariable{intro})
> }
> ```
> 
> ## Makeups
> 
> The best solution, I had so far, was to define a makeup, but I don't get it to work with text with mixed alignment and it does not solve the font size problem:
> ```
> \definemakeup[chapter][align=left, top=]
> \define[2]\MyChapter{%
>     \startmakeup[chapter]
>         #1 #2:\\
>         \structureuservariable{subtitle}\\
>     \stopmakeup
>     (\structureuservariable{intro})
> }
> ```
> (see 5.pdf)
> 
> ## Framed
> 
> I also have tried this but it does not bring any linebreaks:
> ```
> \define[2]\MyChapter{%
>     \framed[frame=off, offset=0pt]{#1\\#2:\\ \structureuservariable{subtitle}\\ (\structureuservariable{intro})}
> }
> ```
> (see 6.pdf)
> 
> I hope you can shed some light into setuphead with command. I search on the wiki, Stackoverflow and the manuals but didn't really find anything.
> 
> Best,
> Gerion
> 
>