import { DrawPosterPlugin } from '../../core/plugin';
declare module '../../core' {
    interface CanvasCtx {
        /** 绘制二维码
         *
         * 说明文档: https://tuimao233.gitee.io/mao-blog/my-extends/u-draw-poste
         */
        drawQrCode(options: DrawQrCodeOptions): void;
    }
}
/** 绘制二维码配置 */
export interface DrawQrCodeOptions {
    text: string;
    x?: number;
    y?: number;
    size?: number;
    margin?: number;
    backgroundColor?: string;
    foregroundColor?: string;
}
export declare const errorCorrectLevel: {
    L: number;
    M: number;
    Q: number;
    H: number;
};
declare const _default: () => DrawPosterPlugin;
export default _default;