[NTG-context] \currentheadnumber does not work

Fabrice Couvreur fabrice1.couvreur at gmail.com
Mon Jul 11 11:58:19 CEST 2016


Hello Wolfgang,
When compiling the file with the macro, there is a lot of files that can be
deleted (mpgraph.mpy, mpgraph.pdf ...)
How to do ?
thank you,
Fabrice

2016-07-10 10:56 GMT+02:00 Fabrice Couvreur <fabrice1.couvreur at gmail.com>:

> Hi Wolfgang,
> Thank you for the code and still as clear explanations.
> Fabrice
>
> 2016-07-09 12:45 GMT+02:00 Wolfgang Schuster <schuster.wolfgang at gmail.com>
> :
>
>> Fabrice Couvreur <fabrice1.couvreur at gmail.com>
>> 9. Juli 2016 um 12:17
>> Hi Wolfgang,
>>
>> In the first example, so I do not need the command  \currentheadnumber
>> but just do :
>>
>> \setuphead
>>    [chapter]
>>    [command=\HeadTitle,
>>     headstyle=\ss,
>>     numbercommand=\Headed]
>>
>> ConTeXt passes the section number to the argument of the \Headed command.
>>
>> But in this second example, using the command
>> \determineheadnumber[chapter], the chapter number is always 0
>>
>> You need \determineheadnumber[...] each time when the value for
>> \currentheadnumber should change.
>>
>> \setuppagenumbering[location=footer]
>>
>> \startusableMPgraphic{NumberHead}
>>       picture r ;
>>       r := image ( graphictext
>>         \MPstring{chapter}
>>         scaled 4pt
>>         withfillcolor \MPcolor{lightgray}
>>         withpen pencircle scaled 1pt ; ) ;
>>       draw r ;
>>     \stopusableMPgraphic
>>
>> \defineoverlay[NumberHead][\uniqueMPgraphic{NumberHead}]
>>
>> \def\processMPheadnumber#1%
>>   {\setMPtext{chapter}{\bf#1}
>>    \useMPgraphic{NumberHead}}
>>
>> \setuphead
>>    [chapter]
>>    [command=\HeadTitle,
>>     headstyle=\ss,
>>     numbercommand=\processMPheadnumber{\currentheadnumber}]
>>
>> The following works here.
>>
>> \startusableMPgraphic{NumberHead}
>>       picture r ;
>>       r := image ( graphictext
>>         "\bf\namedheadnumber{chapter}"
>>         scaled 4pt
>>         withfillcolor \MPcolor{lightgray}
>>         withpen pencircle scaled 1pt ; ) ;
>>       draw r ;
>> \stopusableMPgraphic
>>
>> \def\processMPheadnumber#1%
>>   {\useMPgraphic{NumberHead}}
>>
>> \setuphead
>>    [chapter]
>>    [command=\HeadTitle,
>>     headstyle=\ss,
>>     numbercommand=\processMPheadnumber]
>>
>> Wolfgang
>>
>>
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