export interface FindOptions {
    highlightAll?: boolean;
    matchCase?: boolean;
    wholeWords?: boolean;
    ignoreAccents?: boolean;
    findMultipleSearchTexts?: boolean;
    fuzzySearch?: boolean;
}
export interface PDFExportScaleFactor {
    width?: number;
    height?: number;
    scale?: number;
}
export declare class NgxExtendedPdfViewerService {
    findMultiple(text: Array<string>, options?: FindOptions): boolean;
    find(text: string, options?: FindOptions): boolean;
    findNext(): boolean;
    findPrevious(): boolean;
    print(printRange?: any): boolean;
    removePrintRange(): void;
    setPrintRange(printRange: any): void;
    filteredPageCount(pageCount: number, range: any): number;
    isInPDFPrintRange(pageIndex: number, printRange: any): void;
    getPageAsText(pageNumber: number): Promise<string>;
    getCurrentDocumentAsBlob(): Promise<Blob>;
    getFormData(): Promise<Array<Object>>;
    addPageToRenderQueue(pageIndex: number): boolean;
    isRenderQueueEmpty(): boolean;
    hasPageBeenRendered(pageIndex: number): boolean;
    numberOfPages(): number;
    getCurrentlyVisiblePageNumbers(): Array<number>;
}