Decorator Interface
Interface for drawing decoration graphics into, or on top of, the active ScreenViewports managed by ViewManager. Decorators generate Decorations.
Extends
Implemented by
Methods
| Name | Description | |
|---|---|---|
| getDecorationGeometry(hit: HitDetail): undefined | GeometryStreamProps Optional | If testDecorationHit or overrideElementHit returned true, implement this method to return the snappable geometry for this Decorator. | |
| getDecorationToolTip(hit: HitDetail): Promise<string | HTMLElement> Optional | If testDecorationHit or overrideElementHit returned true, implement this method to return the tooltip message for this Decorator. | |
| onDecorationButtonEvent(hit: HitDetail, ev: BeButtonEvent): Promise<EventHandled> Optional | If testDecorationHit or overrideElementHit returned true, implement this method to handle a button event for this Decorator. | |
| overrideElementHit(hit: HitDetail): boolean Optional | If the decorate method created pickable graphics using a persistent element id instead of a transient id, | |
| testDecorationHit(id: string): boolean Optional | If the decorate method created pickable graphics, return true if the supplied Id is from this Decorator. |
Inherited methods
| Name | Inherited from | Description |
|---|---|---|
| decorate(context: DecorateContext): void Inherited | ViewportDecorator | Implement this method to add Decorations into the supplied DecorateContext. |
Inherited properties
| Name | Type | Inherited from | Description |
|---|---|---|---|
| useCachedDecorations Readonly Inherited | "true" | undefined | ViewportDecorator | Override to enable cached decorations for this decorator. |
Defined in
- core/frontend/src/ViewManager.ts Line 23
Last Updated: 24 June, 2025
Found something wrong, missing, or unclear on this page? Raise an issue in our repo.