[Therion] Output map Scale
Stacho Mudrak
s.m at group-s.sk
Fri Feb 1 16:22:59 CET 2008
Quoting Bruce Mutton <bruce.mutton at paradise.net.nz>:
> By experiment, I think if I use base-scale, (and consequently enlarge the
> printed image after output) then somewhere I need to substitute base-scale
> for scale in the code below, but my attempts at editing it failed.
Use decimal(BaseScale) instead of decimal(Scale).
Regards, S.
> Regards
> Bruce
>
> -----Original Message-----
> From: therion-bounces at speleo.sk [mailto:therion-bounces at speleo.sk] On Behalf
> Of Stacho Mudrak
> Sent: Wednesday, 30 January 2008 4:13 a.m.
> To: therion at speleo.sk
> Subject: Re: [Therion] Output map Scale
>
> All you need to do is to redefine legend metapost macro. Example - derived
> from
> basic scalebar definiton (just add it to your layout):
>
> code metapost
> def s_scalebar (expr l, units, txt) =
> begingroup
> interim warningcheck:=0;
> tmpl:=l / Scale * cm * units / 2;
> endgroup;
> pickup PenC;
> draw (-tmpl,0)--(tmpl,0);
> draw (-tmpl,0)--(-tmpl,2bp);
> draw (tmpl,0)--(tmpl,2bp);
> begingroup
> interim labeloffset:=2bp;
> label.top(thTEX(decimal (l) & "\thinspace" & txt),origin);
> label.top(thTEX("1\thinspace:\thinspace" & decimal (Scale) & "00"), origin
> +
> (0,12bp));
> endgroup
> enddef;
> endcode
>
> Regards, S.
>
> Quoting Bruce Mutton <bruce.mutton at paradise.net.nz>:
>
> > Can Therion output the scale of the map as drawn, in text? (I'd like to
> > display this as say 1:1000, as well as the scalebar)
> >
> > Thanks
> >
> > Bruce
> >
> >
> >
> >
>
>
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