import vtkCellPicker from '@kitware/vtk.js/Rendering/Core/CellPicker';
import vtkActor from '@kitware/vtk.js/Rendering/Core/Actor';
import type { Types } from '@cornerstonejs/core';
export interface OrientationControllerConfig {
    faceColors: {
        topBottom: number[];
        frontBack: number[];
        leftRight: number[];
    };
    letterColors: {
        zMinus: number[];
        zPlus: number[];
        yMinus: number[];
        yPlus: number[];
        xMinus: number[];
        xPlus: number[];
    };
    opacity: number;
    showEdgeFaces: boolean;
    showCornerFaces: boolean;
    highlightColor?: number[];
    edgeColor?: number[];
    cornerColor?: number[];
    restingAmbient?: number;
    hoverAmbient?: number;
}
export interface PickResult {
    pickedActor: vtkActor;
    cellId: number;
    actorIndex: number;
}
export interface PositionConfig {
    position: 'top-left' | 'top-right' | 'bottom-left' | 'bottom-right';
    size: number;
}
export interface MouseHandlersCallbacks {
    onFacePicked: (result: PickResult) => void;
    onFaceHover?: (result: PickResult | null) => void;
}
export declare class vtkOrientationControllerWidget {
    private actors;
    private pickers;
    private overlayRenderers;
    private renderWindows;
    private highlightedFace;
    private mouseHandlers;
    private _highlightColor;
    private _restingAmbient;
    private _hoverAmbient;
    createActors(config: OrientationControllerConfig): vtkActor[];
    addActorsToViewport(viewportId: string, viewport: Types.IVolumeViewport, actors: vtkActor[]): void;
    removeActorsFromViewport(viewportId: string, _viewport: Types.IVolumeViewport): void;
    setupPicker(viewportId: string, actors: vtkActor[]): vtkCellPicker;
    pickAtPosition(evt: MouseEvent, viewportId: string, viewport: Types.IVolumeViewport, element: HTMLDivElement, actors: vtkActor[]): PickResult | null;
    calculateMarkerPosition(viewport: Types.IVolumeViewport, position: PositionConfig['position'], screenSizePixels: number): [number, number, number] | null;
    positionActors(viewport: Types.IVolumeViewport, actors: vtkActor[], config: PositionConfig): boolean;
    highlightFace(actor: vtkActor, cellId: number, viewport: Types.IVolumeViewport, isMainFace?: boolean): void;
    clearHighlight(): void;
    setupMouseHandlers(viewportId: string, element: HTMLDivElement, viewport: Types.IVolumeViewport, actors: vtkActor[], callbacks: MouseHandlersCallbacks): {
        cleanup: () => void;
    };
    getActors(viewportId: string): vtkActor[] | undefined;
    syncOverlayViewport(viewportId: string, viewport: Types.IVolumeViewport): void;
    getOrientationForFace(cellId: number): {
        viewPlaneNormal: number[];
        viewUp: number[];
    } | null;
    cleanup(viewportId?: string): void;
}