export interface UnknownObject {
    [key: string]: any;
}
export declare type DotType = 'dots' | 'rounded' | 'classy' | 'classy-rounded' | 'square' | 'extra-rounded';
export declare type CornerDotType = 'dot' | 'square';
export declare type CornerSquareType = 'dot' | 'square' | 'extra-rounded';
export declare type Extension = string;
export declare type GradientType = 'radial' | 'linear';
export interface DotTypes {
    [key: string]: DotType;
}
export interface GradientTypes {
    [key: string]: GradientType;
}
export interface CornerDotTypes {
    [key: string]: CornerDotType;
}
export interface CornerSquareTypes {
    [key: string]: CornerSquareType;
}
export declare type TypeNumber = 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | 32 | 33 | 34 | 35 | 36 | 37 | 38 | 39 | 40;
export declare type ErrorCorrectionLevel = 'L' | 'M' | 'Q' | 'H';
export declare type Mode = 'Numeric' | 'Alphanumeric' | 'Byte' | 'Kanji';
export interface QRCode {
    addData(data: string, mode?: Mode): void;
    make(): void;
    getModuleCount(): number;
    isDark(row: number, col: number): boolean;
    createImgTag(cellSize?: number, margin?: number): string;
    createSvgTag(cellSize?: number, margin?: number): string;
    createSvgTag(opts?: {
        cellSize?: number;
        margin?: number;
        scalable?: boolean;
    }): string;
    createDataURL(cellSize?: number, margin?: number): string;
    createTableTag(cellSize?: number, margin?: number): string;
    createASCII(cellSize?: number, margin?: number): string;
    renderTo2dContext(context: CanvasRenderingContext2D, cellSize?: number): void;
}