[NTG-context] Grey background for pages belonging to last section of every chapter

Wolfgang Schuster schuster.wolfgang at gmail.com
Fri Jan 30 20:05:01 CET 2015


> Am 30.01.2015 um 19:28 schrieb Rob Heusdens <robheus at xs4all.nl>:
> 
>> Use text backgrounds.
>> 
>> \definetextbackground
>>  [SummaryBackground]
>>  [frame=off,
>>   background=color,
>>   backgroundcolor=gray]
>> 
>> \definehead[summary][section]
>> 
>> \setuphead
>>  [summary]
>>  [before=,
>>   beforesection={\blank\starttextbackground[SummaryBackground]},
>>   aftersection={\stoptextbackground\blank}]
>> 
>> \starttext
>> 
>> \startsection[title=Knuth]
>> 
>> \input{knuth}
>> 
>> \stopsection
>> 
>> \startsummary[title=Zapf]
>> 
>> \input{zapf}
>> 
>> \stopsummary
>> 
>> \stoptext
>> 
>> Wolfgang
> 
> Hello Wolfgang,
> 
> Your example works. After adjusting the \summary to using \startsummary,
> \stopsummary, and using your code, with only minor additions, as below:
> 
> \definetextbackground
>  [SummaryBackground]
>  [frame=off,
>   background=color,
>   backgroundcolor=gray,
>   backgroundoffset=2ex] % <- added
> 
> \definehead[summary][section]
> 
> \setuphead[summary]
>    [number=no,     % <- added
>    style=bold,     % <- added
>    before=,
>    beforesection={\page\starttextbackground[SummaryBackground]}, % <-
> changed \blank to \page
>    aftersection={\stoptextbackground\page}] % <- changed \blank to \page
> 
> I get some unwanted result. See the picture.
> 
> The bold does not show up, and a small portion of the topleft corner of
> the background frame is missing....
> 
> Changing bold to italic also has no effect.
> 
> Something strange....
> 
> Also trying with \blank instead of \page, the background then starts right
> after the previous section, and it seems the indentation causes the
> missing background on the first line.
> 
> So I placed "\noindentation\page" into beforesection (replacing \blank)
> and get the background result I want, but still the bold is missing in the
> summary title, and too much whitespace appears before the section title.
> 
> The title should be placed in the same position as normal text would
> appear (and as a side note: in fact I am copying a style that was used in
> a printed book that I typeset, in which each section title - except for
> the summary - is just a normal sentence (or 2) typeset bold, with the rest
> of the text appearing after the section title just as after a normal
> sentence, so no vertical space between title and first sentence of the
> section. Since it appears in the content also, I had to use section
> commands, but is this behaviour duplicatable using setuphead for section?)
> 
> 
> How can I adjust that?

Make a working minimal example which shows the problem because I’cant
reproduce the problems you mention.

Wolfgang
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