Class PickHandler

Handles the picking of scene geometry and roads.

internal

Hierarchy

PickHandler

Index

Constructors

constructor

Properties

Methods

Constructors

constructor

new PickHandler(mapView: MapView, camera: Camera, enablePickTechnique?: boolean): PickHandler

- Defined in @here/harp-mapview/lib/PickHandler.ts:168
Parameters
- mapView: MapView
- camera: Camera
- Default value enablePickTechnique: boolean = false
Returns PickHandler

Properties

Readonly camera

camera: Camera

enablePickTechnique

enablePickTechnique: boolean

Readonly mapView

mapView: MapView

Methods

intersectMapObjects

intersectMapObjects(x: number, y: number, parameters?: IntersectParams): PickResult[]

- Defined in @here/harp-mapview/lib/PickHandler.ts:189
Does a raycast on all objects in the scene; useful for picking.

Parameters
- x: number
  
  The X position in CSS/client coordinates, without the applied display ratio.
- y: number
  
  The Y position in CSS/client coordinates, without the applied display ratio.
- Optional parameters: IntersectParams
  
  The intersection test behaviour may be adjusted by providing an instance of IntersectParams.
Returns PickResult[]

the list of intersection results.

raycasterFromScreenPoint

raycasterFromScreenPoint(x: number, y: number): Raycaster

- Defined in @here/harp-mapview/lib/PickHandler.ts:254
Returns a ray caster using the supplied screen positions.

Parameters
- x: number
  
  The X position in css/client coordinates (without applied display ratio).
- y: number
  
  The Y position in css/client coordinates (without applied display ratio).
Returns Raycaster

Raycaster with origin at the camera and direction based on the supplied x / y screen points.

Generated using TypeDoc