API Reference › core-common› Geometry › ProjectionProps

ProjectionProps Interface

This class encapsulates the projection of the CRS. The projection relies on a projection method and a set of projection parameters specific to projection method selected.

Implemented by

Properties

Name Type Description
affine AffineTransformProps | undefined The definition of the affine post-transformation for Transverse Mercator and Lambert Conformal Conic with post-affine projections  
azimuth number | undefined Azimuth.  
centralMeridian number | undefined The Central Meridian.  
centralPointLatitude number | undefined Latitude of the central point.  
centralPointLongitude number | undefined Longitude of the central point.  
danishSystem34Region DanishSystem34Region | undefined The Danish zone for Danish projections.  
elevationAboveGeoid number | undefined The elevation of the origin of the projection above the geoid.  
falseEasting number | undefined The False Easting of the projection.  
falseNorthing number | undefined The False Northing of the projection.  
geoidSeparation number | undefined The geoid separation.  
hemisphere HemisphereEnum | undefined The hemisphere for Universal Transverse Mercator projection.  
latitudeOfOrigin number | undefined The latitude of origin of the projection.  
longitudeOfOrigin number | undefined Longitude of origin of the projection.  
method ProjectionMethod The projection method.  
point1Latitude number | undefined Latitude of the first alignment point for some Oblique Mercator and Krovak projections.  
point1Longitude number | undefined Longitude of the first alignment point for some Oblique Mercator and Krovak projections.  
point2Latitude number | undefined Latitude of the second alignment point for some Oblique Mercator projections.  
point2Longitude number | undefined Longitude of the second alignment point for some Oblique Mercator projections.  
scaleFactor number | undefined The scale reduction factor applied at origin.  
standardParallel number | undefined Standard parallel for projection that only use one.  
standardParallel1 number | undefined The first standard parallel at which the cone crosses the ellipsoid.  
standardParallel2 number | undefined The second standard parallel at which the cone crosses the ellipsoid.  
zoneNumber number | undefined The UTM zone number.  

Defined in

Last Updated: 24 October, 2025