Supports IS 40a, IS 40b, IS 40c, IS 40d, IS 40f, IS 40g, IS 40h navigation road signs.
Generates PDF ready for print. It also allows generation of roadsign images on-the-fly.
E.g.: https://znacky.cyklokoalicia.sk/img/route-straight-O1.png https://znacky.cyklokoalicia.sk/img/route-left-R17.png https://znacky.cyklokoalicia.sk/img/route-right-S253.png
