Docs / HERE Optimized Map for Analytics (OMA) Data Specification
Optimized Map for Analytics Data Specification

Road​Class​Attribute

Message Summary

message RoadClassAttribute

Single segment attribute. Possible attribute orientation(s): Both. Identifies a road network based on governmental classification. It is not published globally, but for selected countries only. Road Class can be used for map display. Additionally, Road Class can be used for route guidance, e.g., "Enter the express highway" or "Enter the urban expressway. Road Class values are defined by the country’s regulating body.

Include: schema_road_road_class.proto

Properties

Field Type Label Description
road​_​class string  

Road class applicable to the listed segment anchors. 0 ~ 9 apply to all, 10 ~ 12 are China only values.

segment​_​identifier string  

An identifier for the referenced segment in the format of domain:system:type:id, for example, "here:cm:segment:532172642". This property is unique in a catalog.

segment​_​start​_​offset double  

Values range from [0.0 - 1.0]. Relative to the segment's orientation - not necessarily the overall chain orientation.

segment​_​end​_​offset double  

Values range from [0.0 - 1.0]. Relative to the segment's orientation - not necessarily the overall chain orientation.

segment​_​inverted bool  

The referenced segment is inverted in relation to the chain.

attribute​_​orientation string  

The attribute's orientation relative to the chain's first-to-last orientation.

partition​_​name string  

Quadkey (HERE tiling) for the current partition.