[Xy-pic] colored crvs splines

[Ross Moore]

Hello Ishanu,

On 15/01/2006, at 4:23 AM, Ishanu Chattopadhyay wrote:

> hi list,
>
> (questions of a novice....hence probably obvious to everybody)
> i need to typeset pretty curves, specifically colored ones. i  
> figured out how to typeset dotted and other linetypes as follows:
>
> **\crv{~*=<2pt>{.}<poslist>}
>
> however, i seem to be at a loss how to color it.....

Have you tried the following ?

    **[red]\crv{~*=<2pt>{.}<poslist>}

analogous to colouring an <object>:

    *[red]\dir{+}


>
>  For arrows of course i can use
> \ar @[red]@[thicker]
> But that doesnot work for curves :-(
>
> i can ofcourse color the whole diagram by wrapping
> \color{red}{
> \xy ....
> ........................
> \endxy
> }
> But that is not what I want.... is there a way to produce  
> individually colored curves.?...what about changing the line  
> thickness?

      **[red][thicker]\crv{<poslist>}

> Any help will be greatly appreciated....even an one line example
> will greatly ease my misery


Hope this helps,

	Ross Moore

>
> ish
>
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Ross Moore                                         ross at maths.mq.edu.au
Mathematics Department                             office: E7A-419
Macquarie University                               tel: +61 +2 9850 8955
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