export declare const ITEM_HEIGHT: {
    value: number;
    token: string;
};
export declare const MIN_ITEM_WIDTH = 120;
export declare const VIRTUALIZED_GRID_THRESHOLD = 50;
export declare const LEGEND_BUTTON_WIDTH = 50;
export declare const LEGEND_ICON_WIDTH = 25;
export declare const LEGEND_ACTION_BUTTON_WIDTH = 16;
export declare const LABEL_ITEM_CLASSNAME = "chart-legend-item-label";
export declare const CATEGORICAL_LEGEND_CLASS = "categorical-legend";