Thanks Tarquin, I will definitely have a look at your demo code. Phil
> On 28 Jun 2022, at 11:32, Tarquin Wilton-Jones via Therion > <[email protected]> wrote: > > On 28/06/2022 10:04, Philippe Vernant wrote: >> Hi guys, >> >> I’m digging this topic since I’m running in a similar issue. Would that >> be possible to have for the points with the option “altitude" something >> like : >> 640 [-30], where 640 would be the altitude and -30 the depth ? > > You could use two different types of label, positioned at the same > place, with one -align left and one -align right. > > These are the existing labels: > > altitude, date, height, label, passage-height, remark, stationname > > altitude: > > General altitude label. All altitudes are exported as a difference > against grid Z origin (which is 0 by default). To display altitude on > the passage wall, use altitude option for any line point of the passage > wall. > > So you set the grid origin to whatever height you want as the reference, > and you get the depth shown by the labels. > > height: > > Height of formations inside of the passage (like pit etc.) > > label: > > generic label > > passage-height: > > Height of the passage (floor to ceiling) > > remark: > > general comment > > Of those, you could maybe consider abusing height for your purpose. Put > the altitude as the height above sea level, and the "height" as the > depth below the entrance. > > Alternatively, you could consider creating a custom p_u_depth that does > whatever kind of label you wanted. I have demo code for how to create > labels in your own metapost: > https://therion.speleo.sk/wiki/metapost#adding_custom_styled_labels_at_any_point_linepoint > _______________________________________________ > Therion mailing list > [email protected] > https://mailman.speleo.sk/listinfo/therion _______________________________________________ Therion mailing list [email protected] https://mailman.speleo.sk/listinfo/therion
