import * as React from "react";
interface iProps {
    BackgroundColor?: string;
    BorderColor?: string;
    LineColor?: string;
    minWidth?: number;
    minHeight?: number;
    /** url or  base64 image data:image/png;base64,.... */
    Value?: string;
    /** when user hits clear, it will reset to this value
     * url or base64 image data:image/png;base64,....
     */
    DefaultBackdrop?: string;
    OnChange?: (newValue: string) => void;
    ReadOnly?: boolean;
    HideUpload?: boolean;
    HideClear?: boolean;
    HideColorPicker?: boolean;
    disabled?: boolean;
    /** true - will prompt user for his name, string will just sign as that string */
    allowSigning?: boolean | string;
    allowFullscreen?: boolean;
}
export declare const DrawPadUserName: {
    get: () => string;
    set: (userName: string) => void;
};
export declare const DrawPad: React.FunctionComponent<iProps>;
export {};