Hmmm... OK, one more WILD idea: Print the colored map as an atlas. There are a lot of parameters that go into generating an atlas. I suspect with some playing around you could get somewhat close to getting the portion of the cave you want on one page of the atlas.
>From there it is a simple matter to extract one page from a PDF file and make >it into a new file. I was not anticipating that anyone but you would need ImageMagick. I thought the use case was that you would generate and distribute the image files, and everyone else would simply admire your handiwork! :-) -- Bill Gee On Monday, December 2, 2019 3:08:41 PM CST Tarquin Wilton-Jones via Therion wrote: > > It is quite easy to turn a PDF into a JPG, especially on Linux. Once > > that is done, then any decent photo editor can crop it. The legend will > > be a problem. I suppose you could crop out two sections (the legend and > > the cave portion you want) and paste them into a single image. > > Thanks for the suggestion. > > For me, this is all very easy indeed, and if it were only me that > mattered, I would probably go down this route (as I have done with > wkhtmltopdf to get a modified cavelist into a survey). Even removing the > legend part is very easy with the various Therion options. But my > intention is to be able to share my surveys, source and all (they are > going to be one of the open source licences). Sadly, I cannot expect > another user to have to install and configure ImageMagick, and make > adjustments when adding new cave passage to a survey which shifts the > positions of things. > > This is why I am hoping for a solution that works entirely within > Therion, if at all possible. > > Still hoping for "altitude-relative caveMP@cave", which would be so much > easier for both my use case, and the use cases that I can see others > wanting :) > _______________________________________________ > Therion mailing list > Therion@speleo.sk > https://mailman.speleo.sk/listinfo/therion >
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