Class Extent

Class used for drawing an extent on a map.

Hierarchy (View Summary)

Interaction
- Extent

Index

Constructors

Properties

Methods

offExtentChanged onExtentChanged startInteraction stopInteraction

Constructors

constructor

new Extent(options: ExtentOptions): Extent
Initializes an Extent component.
Parameters
- options: ExtentOptions
  An object to configure the initialization of the Extent interaction
Returns Extent
Overrides Interaction.constructor
- Defined in packages/geoview-core/src/geo/interaction/extent.ts:36

Properties

mapViewer

mapViewer: MapViewer

Reference the MapViewer associated with this interaction

Methods

offExtentChanged

offExtentChanged(callback: ExtentDelegate): void
Unregisters an event handler for extent change events.
Parameters
- callback: ExtentDelegate
  The callback to stop being called whenever the event is emitted
Returns void
- Defined in packages/geoview-core/src/geo/interaction/extent.ts:94

onExtentChanged

onExtentChanged(callback: ExtentDelegate): void
Registers an event handler for extent change events.
Parameters
- callback: ExtentDelegate
  The callback to be executed whenever the event is emitted
Returns void
- Defined in packages/geoview-core/src/geo/interaction/extent.ts:84

startInteraction

startInteraction(): void
Starts the interaction on the map.

Returns void
Overrides Interaction.startInteraction
- Defined in packages/geoview-core/src/geo/interaction/extent.ts:56

stopInteraction

stopInteraction(): void
Stops the interaction on the map.

Returns void
Overrides Interaction.stopInteraction
- Defined in packages/geoview-core/src/geo/interaction/extent.ts:64