declare module 'react-native-pdftron-free' {
  import { ComponentType } from 'react';
  import { ViewProps } from 'react-native';

  export interface DocumentViewProps extends ViewProps {
    documentUrl?: string;
    document?: string;
    showLeadingNavButton?: boolean;
    leadingNavButtonIcon?: string;
    onDocumentLoaded?: (url: string) => void;
    onDocumentError?: (error: string) => void;
    onLoadComplete?: (url: string) => void;
    onError?: (error: string) => void;
    onLeadingNavButtonPressed?: () => void;
  }

  export interface LicenseStatus {
    isValid: boolean;
    isDemo: boolean;
    isFree: boolean;
    message: string;
  }

  export interface RNPdftronInterface {
    initialize(licenseKey?: string): boolean;
    enableJavaScript(enable?: boolean): boolean;
    getNativeModule(): any;
    isInitialized(): boolean;
    getLicenseStatus(): LicenseStatus;
    setLicenseKey(key: string): boolean;
    getLicenseKey(): string;
    isDemoMode(): boolean;
  }

  export const DocumentView: ComponentType<DocumentViewProps>;
  export const RNPdftron: RNPdftronInterface;
  export const PDFViewCtrl: any;
  export const Config: any;
  export const AnnotOptions: any;
  export const FakeDocumentView: ComponentType<DocumentViewProps>;
  export const FakeRNPdftron: RNPdftronInterface;
  export const FreePDFTronExample: ComponentType<any>;
  export const FreeDocumentViewer: ComponentType<any>;
}