TMS FNC HERE Maps TTMSFNCHere is a map control backed by HERE Maps. It supports the standard TMS FNC Maps overlay features — markers, polylines, polygons — and adds HERE-specific heat map overlays. Documentation Start here Use when Get started You want a working HERE Maps control in a few steps. Guides You want task-oriented chapters: markers, polygons, and heat maps. API reference You want class, property, method, and event details. Release notes You want what changed in recent versions. Key classes Class Description TTMSFNCHere HERE Maps control. TTMSFNCHerePolygon HERE Maps polygon overlay. TTMSFNCHereHeatMap HERE Maps heat map overlay.