Here is a secondary point.
Part of Abdel's code is
gen byte `pe'=1
label variable `pe' "perfect equality line"
line `pe' `pvar' , lpattern(dot)
It might be simpler just to add -yli(1, lp(dot))- as an option to the
other graph. The text "perfect equality line" could be added
independently.
Nick
[email protected]
Abdel Rahmen El Lahga
thank you Scott!
2010/2/2, Scott Merryman <[email protected]>:
> Taken from the trace of -graph query linepatternstyle-, here is one
> way to obtain a list of the line patterns:
>
> local x : dir "C:\Program Files\Stata11\ado\base/style" files
> "linepattern-*.style"
> local x : list clean x
> local x: subinstr local x "linepattern-" "", all
> local x: subinstr local x ".style" "", all
> local x: subinstr local x "blank" "", all
> disp "`x'"
>
> and then for each number of the by(variable) you could cycle through
> local macro x to pick up a different line pattern.
>
> Scott
>
>
> On Mon, Feb 1, 2010 at 4:13 PM, Abdel Rahmen El Lahga
> <[email protected]> wrote:
> > I'm writing a new command that produce a graph and allow the use of
by() option.
> > However, given that I can not determine a priori the number of
> > mofalities of the by(variable) I can not set the line pattern of
the
> > outputed graph.
> > My question is how to force stata to use different line pattern in
the
> > graph. Below you find a piece of my ado file
> >
> > local listvar "`listvar' `newvar`i''" // set the list of variable
> > used in the graph
> >
> > ** and here is my graph command
> >
> > if "`graph'" != "" {
> > qui gen `p'=`pvar'
> > label variable `p' "uniform
distribution curve"
> > gen byte `pe'=1
> > label variable `pe' "perfect equality
line"
> > if `nv' > 1 {
> > local yti `"yti("`curvelabel'
`varlist' (by `by')")"'
> > }
> > twoway scatter `listvar' `pvar' if
`touse' , ///
> > ms(i ..) c(l ..) `yti' legend(col(1))
`options' || line `pe'
> > `pvar' , lpattern(dot) || line `p' `p' , lpattern(dash_dot)
> > }
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