export declare const customizeUtil: {
    is_node: (node: any) => boolean;
    ajax: {
        _xhr: () => any;
        _eurl: (url: any) => string;
        request: (url: any, param: any, method: any, callback: any, fail_callback?: any) => void;
        get: (url: any, callback: any) => void;
        post: (url: any, param: any, callback: any) => void;
    };
    dom: {
        addEvent: (t: any, e: any, h: any) => void;
    };
    canvas: {
        bezierto: (ctx: any, x1: any, y1: any, x2: any, y2: any) => void;
        lineto: (ctx: any, x1: any, y1: any, x2: any, y2: any) => void;
        clear: (ctx: any, x: any, y: any, w: any, h: any) => void;
    };
    file: {
        read: (file_data: any, fn_callback: any) => void;
        save: (file_data: any, type: any, name: any) => void;
    };
    json: {
        json2string: (json: any) => string;
        string2json: (json_str: any) => any;
        merge: (b: any, a: any) => any;
    };
    uuid: {
        newid: () => string;
    };
    text: {
        isEmpty: (s: any) => boolean;
    };
};