import { type IViewportApi } from "@shapediver/viewer";
import { type IInteractionEngine } from "../interfaces/IInteractionEngine";
import { type IInteractionManager } from "../interfaces/IInteractionManager";
export interface IInteractionEngineProperties {
    /**
     * The opacity from which the intersection is considered. (default: 0)
     */
    intersectionOpacity: number;
    /**
     * The percentage of the scene size for the intersection of lines. (default: 0.025 = 2.5%)
     */
    lineIntersectionPercentage: number;
    /**
     * The percentage of the scene size for the intersection of points. (default: 0.025 = 2.5%)
     */
    pointIntersectionPercentage: number;
}
export declare class InteractionEngine implements IInteractionEngine {
    #private;
    constructor(viewport: IViewportApi, props?: Partial<IInteractionEngineProperties>);
    get closed(): boolean;
    get intersectionOpacity(): number;
    set intersectionOpacity(value: number);
    get lineIntersectionPercentage(): number;
    set lineIntersectionPercentage(value: number);
    get managers(): {
        [key: string]: IInteractionManager;
    };
    get pointIntersectionPercentage(): number;
    set pointIntersectionPercentage(value: number);
    addInteractionManager(manager: IInteractionManager): string;
    close(): void;
    onKeyDown(event: KeyboardEvent, pointerInCanvas: boolean): void;
    onKeyUp(event: KeyboardEvent, pointerInCanvas: boolean): void;
    onMouseWheel(event: WheelEvent): void;
    onPointerDown(event: PointerEvent): void;
    onPointerEnd(event: PointerEvent): void;
    onPointerMove(event: PointerEvent): void;
    onPointerOut(event: PointerEvent): void;
    onPointerUp(event: PointerEvent): void;
    removeInteractionManager(token: string): boolean;
    /**
     * Apply all filters for the intersection of the scene.
     * Call all according interaction managers with the results.
     *
     * @param ray
     */
    private onDown;
    /**
     * Apply all filters for the intersection of the scene.
     * Call all according interaction managers with the results.
     *
     * @param ray
     */
    private onEnd;
    /**
     * Apply all filters for the intersection of the scene.
     * Call all according interaction managers with the results.
     *
     * @param ray
     */
    private onMove;
    private updateIntersectionThresholds;
}
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