The id of an image in the loaded style's sprite, such as poi-toll_plaza. An id the sprite does
not carry draws nothing.
OptionalplacementWhere the icon sits on the section.
OptionalsizeMultiplier over the size the type draws its icon at. That is the sprite image's own size on
the generated types, and the zoom-ramped size on ferry, tollRoad, tunnel and
vehicleRestricted. Clamped to 0.25 to 2, its range in routingKnobCatalogue.
The icon drawn on a route section.
Remarks
A symbol layer over the section's own source draws it. The generated section types get one added, and the types that already draw an icon (
ferry,tollRoad) have theirs replaced.