import { IgcPolarLineSeriesBaseComponent } from "./igc-polar-line-series-base-component";
import { PolarSplineSeries } from "./PolarSplineSeries";
/**
 * Represents a IgxDataChartComponent polar spline series.
*/
export declare class IgcPolarSplineSeriesComponent extends IgcPolarLineSeriesBaseComponent {
    protected createImplementation(): PolarSplineSeries;
    /**
                                 * @hidden
                                 */
    get i(): PolarSplineSeries;
    constructor();
    connectedCallback(): void;
    disconnectedCallback(): void;
    private static _observedAttributesIgcPolarSplineSeriesComponent;
    static get observedAttributes(): string[];
    static htmlTagName: string;
    protected static _isElementRegistered: boolean;
    static register(): void;
    /**
     * Gets whether the current series shows a spline shape.
    */
    get isSpline(): boolean;
    /**
     * Gets or sets the Stiffness property.
    */
    get stiffness(): number;
    set stiffness(v: number);
}