Class: GeometryCollection

ol.geom.GeometryCollection

An array of ol.geom.Geometry objects.

new ol.geom.GeometryCollection(opt_geometries) experimental

Name Type Description
geometries Array.<ol.geom.Geometry> optional

Geometries.

Fires:
  • change experimental - Triggered when the geometry changes.

Extends

Methods

applyTransform(transformFn) experimental

Apply a transform function to the geometry. Modifies the geometry in place.

Name Type Description
transformFn ol.TransformFunction

Transform.

Returns:
Clone.

dispatchChangeEvent() inherited experimental

Dispatches a change event.

Fires:
  • change experimental

getClosestPoint(point, opt_closestPoint){ol.Coordinate} inherited experimental

Name Type Description
point ol.Coordinate

Point.

closestPoint ol.Coordinate optional

Closest point.

Returns:
Closest point.

getExtent(opt_extent){ol.Extent} experimental

Get the extent of the geometry.

Name Type Description
extent ol.Extent optional

Extent.

Returns:
extent Extent.

getGeometries(){Array.<ol.geom.Geometry>} experimental

Returns:
Geometries.

getSimplifiedGeometry(squaredTolerance){ol.geom.Geometry} experimental

Name Type Description
squaredTolerance number

Squared tolerance.

Returns:
Simplified geometry.
Returns:
Geometry type.

on(type, listener, opt_this){goog.events.Key} inherited experimental

Listen for a certain type of event.

Name Type Description
type string | Array.<string>

The event type or array of event types.

listener function

The listener function.

this Object optional

The object to use as this in listener.

Returns:
Unique key for the listener.

once(type, listener, opt_this){goog.events.Key} inherited experimental

Listen once for a certain type of event.

Name Type Description
type string | Array.<string>

The event type or array of event types.

listener function

The listener function.

this Object optional

The object to use as this in listener.

Returns:
Unique key for the listener.

setGeometries(geometries) experimental

Name Type Description
geometries Array.<ol.geom.Geometry>

Geometries.

transform(source, destination){ol.geom.Geometry} inherited experimental

Transform a geometry from one coordinate reference system to another. Modifies the geometry in place.

Name Type Description
source ol.proj.ProjectionLike

The current projection. Can be a string identifier or a ol.proj.Projection object.

destination ol.proj.ProjectionLike

The desired projection. Can be a string identifier or a ol.proj.Projection object.

Returns:
This geometry. Note that original geometry is modified in place.

un(type, listener, opt_this) inherited experimental

Unlisten for a certain type of event.

Name Type Description
type string | Array.<string>

The event type or array of event types.

listener function

The listener function.

this Object optional

The object to use as this in listener.

unByKey(key) inherited experimental

Removes an event listener using the key returned by on() or once().

Name Type Description
key goog.events.Key

Key.