import { PdfOperator, PdfOperatorFilter } from './PdfOperator';
import { PdfOperatorList } from './PdfOperatorList';
import * as PdfOperatorTransforms from './PdfOperatorTransforms';
export declare type PdfOperatorSelectionFn = (selection: PdfOperatorSelection) => void;
export declare class PdfOperatorSelection {
    private list;
    operators: PdfOperator[];
    constructor(list: PdfOperatorList);
    add(operator: PdfOperator): this;
    remove(operator: PdfOperator): this;
    before(filter: PdfOperatorFilter | string): this;
    after(filter: PdfOperatorFilter | string): this;
    includes(operator: PdfOperator): boolean;
    slice(): PdfOperator[];
    fill(): void;
    extract<T extends object>(): T;
    transform(): Partial<PdfOperatorTransforms.Operators>[];
    get first(): PdfOperator;
    get last(): PdfOperator;
    debug(): void;
}