import { Base, Type } from "igniteui-webcomponents-core";
import { ToolTipItemVisualData } from "./ToolTipItemVisualData";
import { ColorData } from "igniteui-webcomponents-core";
/**
 * @hidden
 */
export declare class LinearGraphToolTipVisualData extends Base {
    static $t: Type;
    private _item;
    get item(): ToolTipItemVisualData;
    set item(a: ToolTipItemVisualData);
    private _outline;
    get outline(): ColorData;
    set outline(a: ColorData);
    private _itemBrush;
    get itemBrush(): ColorData;
    set itemBrush(a: ColorData);
    private _thickness;
    get thickness(): number;
    set thickness(a: number);
    serialize(): string;
}