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 interface QRCanvasOptions {
    typeNumber?: TypeNumber;
    correctLevel?: ErrorCorrectionLevel;
    data?: string;
    canvas?: HTMLCanvasElement;
    size?: number;
    cellSize?: number;
    background?: QRCanvasLayerValue;
    foreground?: QRCanvasLayerValue;
    padding?: number;
    effect?: QRCanvasEffect;
    logo?: QRCanvasLayer;
    /**
     * Whether to resize the canvas to size of QRCode on render
     */
    resize?: boolean;
}
export interface QRCanvasRenderConfig {
    size?: number;
    cellSize?: number;
}
export interface QRCanvasEffect {
    type?: string;
    value?: number;
    foregroundLight?: string;
}
export interface QRCanvasLayer {
    w?: number;
    h?: number;
    cols?: number;
    rows?: number;
    x?: number;
    y?: number;
    col?: number;
    row?: number;
    image?: CanvasImageSource;
    text?: string;
    style?: string;
    options?: QRCanvasDrawTextOptions;
}
export interface QRCanvasDrawTextOptions {
    fontSize?: number;
    fontStyle?: string;
    fontFamily?: string;
    color?: string;
    pad?: number;
    padColor?: string;
    mode?: number;
}
export declare type QRCanvasLayerValue = string | CanvasImageSource | QRCanvasLayer | QRCanvasLayerArray;
declare type QRCanvasLayerArray = QRCanvasLayerValue[];
export {};