Dart Documentationdartkart.geoProjectedCRS

ProjectedCRS abstract class

The abstract base class for a projected coordinate reference systems.

abstract class ProjectedCRS  implements CoordinateReferenceSystem {

 LatLonBounds get geographicBounds;
 Bounds get projectedBounds;

 /**
  * Projects a point [ll] in geodetic coordinates
  * into a projected coordinate reference system.
  */
 Point2D project(LatLon ll);

 /**
  * Maps a point [p] in the projected coordinate reference system to
  * a point in the geodetic coordinate system.
  */
 LatLon unproject(Point2D p);
}

Subclasses

EPSG3857

Implements

CoordinateReferenceSystem

Properties

final List<String> aliases #

A list of code aliases for this reference system.

The empty list, if no alternative codes are known for this coordinate reference system.

List<String> get aliases;

final String code #

The standardized identifier for this reference system.

A coordinate references system can be assigned more than one idetifier, see also aliases

String get code;

final LatLonBounds geographicBounds #

LatLonBounds get geographicBounds;

final Bounds projectedBounds #

Bounds get projectedBounds;

Methods

abstract Point2D project(LatLon ll) #

Projects a point ll in geodetic coordinates into a projected coordinate reference system.

abstract LatLon unproject(Point2D p) #

Maps a point p in the projected coordinate reference system to a point in the geodetic coordinate system.