import { Description } from "./Description";
import { RingSeriesBaseDescription } from "./RingSeriesBaseDescription";
import { Type } from "./type";
/**
 * @hidden
 */
export declare class DoughnutChartDescription extends Description {
    static $t: Type;
    private ac;
    get background(): string;
    set background(a: string);
    protected get_type(): string;
    get type(): string;
    constructor();
    private n;
    get allowSliceSelection(): boolean;
    set allowSliceSelection(a: boolean);
    private o;
    get isSurfaceInteractionDisabled(): boolean;
    set isSurfaceInteractionDisabled(a: boolean);
    private m;
    get allowSliceExplosion(): boolean;
    set allowSliceExplosion(a: boolean);
    private k;
    get series(): RingSeriesBaseDescription[];
    set series(a: RingSeriesBaseDescription[]);
    private t;
    get innerExtent(): number;
    set innerExtent(a: number);
    private ae;
    get selectedSliceFill(): string;
    set selectedSliceFill(a: string);
    private af;
    get selectedSliceStroke(): string;
    set selectedSliceStroke(a: string);
    private w;
    get selectedSliceStrokeThickness(): number;
    set selectedSliceStrokeThickness(a: number);
    private v;
    get selectedSliceOpacity(): number;
    set selectedSliceOpacity(a: number);
    private u;
    get pixelScalingRatio(): number;
    set pixelScalingRatio(a: number);
    private s;
    get actualPixelScalingRatio(): number;
    set actualPixelScalingRatio(a: number);
    private ag;
    get sliceClickRef(): string;
    set sliceClickRef(a: string);
    private ad;
    get holeDimensionsChangedRef(): string;
    set holeDimensionsChangedRef(a: string);
}