Re: block with different formatting per line?

[Wolfgang Schuster <wolfgang.schuster@gmail.com>]

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Am 06.02.2013 um 07:04 schrieb Ingo Hohmann <context@ingohohmann.de>:

> On 02/03/2013 04:56 AM, Rogers, Michael K wrote:
>> On Feb 1, 2013, at 6:16 PM, Ingo Hohmann <context@ingohohmann.de> wrote:
>> 
>>> Hi,
>>> 
>>> is it possible to define a block, where lines are automatically formatted differently?
>>> For example:
>>> first line in caps,
>>> second in bold,
>>> others normal.
>>> 
>>> Is this possible? And how?
>> If you mean input lines, then yes.  But if you mean output lines, then I don't know.  It seems a well-defined task, but a hard task judging by how the line-breaking algorithm is described by Knuth.  I'll leave that question to experts.
>> 
>> Here's a way to process the input lines.  If there's a counter that counts the line number, there would be another way; but I couldn't find out that there was a counter.  There may be better ways anyway.
>> 
>> \define\FirstLine{\let\myLine\SecondLine\sc}
>> \define\SecondLine{\let\myLine\OtherLine\bf}
>> \define\OtherLine{\tf}
>> \definelines[doMyLines][command=\myLine]
>> \def\startMyLines{\let\myLine\FirstLine\startdoMyLines}
>> \def\stopMyLines{\stopdoMyLines}
> As I said that works, but while trying to understand this, I found that the documentation for \definelines doesn't mention the "command=" option. On the other hand it does mention "align=" and this doesn't work. Neither does \setuplines.
> 
> I always get "undefined control sequence".
> 
> \definelines[doFirstBoldRight][command=\myLine]
> \setupdoFirstBoldRight[align=flushleft]     

\setuplines[doFirstBoldRight][…]

> OR 
> 
> \definelines[doFirstBoldRight][align=flushleft,command=\myLine]
> 
> gives the same error.
> 
> Do you have any idea what I am doing wrong?

Make a complete example.

BTW: I suggest to use my Lua example from the other thread.

Wolfgang


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