import type { ObjectType } from '../types';
export type QRLoaderResult = {
    _QRCode: any;
    QRCode: any;
    Canvas: any;
    createQRCode: (options: ObjectType) => any;
    renderQRCode: (args: {
        text: string;
        style: any;
    }) => Promise<any>;
    registerFonts: (items: Array<{
        file: string;
        def: any;
    }>) => void;
};
export type FontRegistryItem = {
    file: string;
    def: any;
};
export type FooterOptions = {
    text: string;
    font: string;
    color: string;
    bottom: number;
    textPadding: number;
};
export type HandledQRError = Error & {
    handled: true;
    isHandled: true;
    originalError?: unknown;
};
export declare const getErrorMessage: (error: unknown) => string;
export declare const toHandledQRError: (error: unknown) => HandledQRError;
export declare const getSVGDimensions: (svgText: string, fallback?: any) => {
    width: number;
    height: number;
};
export declare const getFooterOptions: (style: any) => FooterOptions | null;
export declare const drawFooterOnCanvas: (canvas: any, context: any, style: any) => boolean;
export declare const escapeXml: (value: string) => string;
export declare const appendFooterToSVG: (svgText: string, style: any, qrCodeOptions?: any) => string;