That sounds like a neat addition! Chances are we'd want to add a second set of rendering code to the openstmap app for that (so the JSON just contains an array of lat/lon for each map tile, and a bounding box for when it should even try to start rendering) but it should be pretty straightforward to do.
Espruino is a JavaScript interpreter for low-power Microcontrollers. This site is both a support community for Espruino and a place to share what you are working on.
That sounds like a neat addition! Chances are we'd want to add a second set of rendering code to the
openstmap
app for that (so the JSON just contains an array of lat/lon for each map tile, and a bounding box for when it should even try to start rendering) but it should be pretty straightforward to do.