import '../pdf-objects';
import { PDFDictionary, PDFNumber, PDFStream } from '../pdf-objects';
import PDFOperator from '../pdf-operators/PDFOperator';
declare class PDFContentStream extends PDFStream {
    static of: (dict: PDFDictionary, ...operators: (PDFOperator | PDFOperator[])[]) => PDFContentStream;
    static validateOperators: (elements: any[]) => void;
    operators: PDFOperator[];
    encodedOperators: Uint8Array | void;
    constructor(dictionary: PDFDictionary, ...operators: Array<PDFOperator | PDFOperator[]>);
    readonly Length: PDFNumber;
    clone: () => PDFContentStream;
    encode: () => this;
    operatorsBytesSize: () => number;
    bytesSize: () => number;
    copyBytesInto: (buffer: Uint8Array) => Uint8Array;
    private copyOperatorBytesInto;
}
export default PDFContentStream;