[NTG-context] noalign hassles

Meer H. van der H.vanderMeer at uva.nl
Sun Mar 17 09:12:51 CET 2013


On 16 mrt. 2013, at 23:50, Aditya Mahajan <adityam at umich.edu>
 wrote:

> On Sat, 16 Mar 2013, H. van der Meer wrote:
> 
>> I am stuck with the following problem.
>> 
>> Inside an \halign (table) I can insert a colored rule with:
>> \noalign{\color[red]{\hrule height#1 depth\zeropoint}}
>> 
>> Now I want something more involved like:
>> \color[red]{\hrule height#1 width2mm}% fixed length colored block
>> \color[black]{\hrule height#1}% filling the width left
>> \color[red]{\hrule height#1 width2mm}% fixed length colored block
>> producing
>> [red][black black black …][red]
>> 
>> However, this doesn't work. I tried various options as: enclosing in \vbox, \hbox, box with leaders. Nothing worked out.
> 
> IIUC, you want the frame at the bottom of the first and last column to be red, and rest of the columns to be black.
> 
> \noalign is the wrong construct for this. You want aligned rules. So, create a new row (of approrpriate height) and set the rule in each column.

Yes, I guess that is the way to go. I awoke with that thought this morning.

> 
>> Is there some guru who knows how to accomplish this?
> 
> Why are using inserting color rule manually. Both the table and the TABLE mechanisms allow you to easily adjust the color of the rules. Why not use those for creating tables.
> 

Because since a long time I have my own table macro with which I am quite comfortable: I can make it do exactly as I wish.


Hans van der Meer




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