import { Line3, Point } from '@vertexvis/geometry';
import { FrameCameraBase, Viewport } from '../../lib/types';
export type Anchor = 'start' | 'end';
export interface MeasurementElementPositions {
    startPt?: Point.Point;
    endPt?: Point.Point;
    labelPt?: Point.Point;
    indicatorPt?: Point.Point;
    hideStart?: boolean;
    hideEnd?: boolean;
}
export interface RenderParams {
    viewport: Viewport;
    camera: FrameCameraBase;
}
export declare function translateWorldLineToViewport(line: Line3.Line3, params: RenderParams): {
    start: Point.Point;
    end: Point.Point;
    hideStart: boolean;
    hideEnd: boolean;
};
export declare function getViewingElementPositions(line: Line3.Line3, interactingAnchor: Anchor | 'none', params: RenderParams): MeasurementElementPositions;
export declare function isVertexViewerDistanceMeasurement(el: unknown): el is HTMLVertexViewerMeasurementDistanceElement;