import type { ISignatureField } from './_previewRequestWrapper';
export declare function getCurrentResolution(zoom: any): number;
export declare function getImageBase64(url: any): import("@devexpress/analytics-core/analytics-internal-native").DxPromise<string>;
export declare function getEnumValues(enumType: any): string[];
export declare function safelyRunWindowOpen(url: string, target?: string): Window;
export declare function generateSignatureDisplay(fields: ISignatureField[]): string;