import React from "react";
interface ContextmenuProps {
    targetId: string;
    menus: Array<{
        label: string;
        key: string[];
        command?: () => void;
    }>;
}
export const Contextmenu: React.FC<ContextmenuProps>;
interface RulerProps {
    width: number;
    height: number;
    className?: string;
    style?: Omit<React.CSSProperties, "width" | "height">;
    direction: "horizontal" | "vertical";
    lineColor?: string;
    fontColor?: string;
    backgroundColor?: string;
}
export const Ruler: React.FC<RulerProps>;