import { Base, Type } from "igniteui-webcomponents-core";
import { ST_FormulaDirection } from "./ST_FormulaDirection";
import { XmlPartManagerBase } from "./XmlPartManagerBase";
/**
 * @hidden
 */
export declare class CT_Formula extends Base {
    static $t: Type;
    constructor();
    b: ST_FormulaDirection;
    d: string;
    toString(): string;
    static a(a: XmlPartManagerBase): CT_Formula;
    static e(a: XmlPartManagerBase, b: ST_FormulaDirection): {
        p1: ST_FormulaDirection;
    };
    static f(a: XmlPartManagerBase, b: ST_FormulaDirection, c: string): void;
}