import * as em from "./../Enums";
import * as ds from "./../Types";
import { ObjectManager } from "./../ObjectManager";
import { ObjectBase } from "./../ObjectBase";
/**
 * Represents XMP metadata associated with a PDF document.
 **/
export declare class Metadata extends ObjectBase {
    /**
     * Creates a new {@link Metadata} object with specified properties.
     * @param metadataProperties The optional settings for creating {@link Metadata}.
     **/
    constructor(metadataProperties?: ds.MetadataProperties);
    /**
     * Creates a new {@link Metadata} object with specified properties.
     * @param om An object manager that controls the lifetime of the {@link Metadata} object.
     * @param metadataProperties The optional settings for creating {@link Metadata}.
     **/
    constructor(om: ObjectManager, metadataProperties?: ds.MetadataProperties);
    /**
     * Gets or sets the PDF/A conformance version.
     **/
    get pdfA(): em.PdfAConformanceLevel;
    /**
     * Gets or sets the PDF/A conformance version.
     **/
    set pdfA(value: em.PdfAConformanceLevel);
    /**
     * Gets or sets the PDF/UA conformance version.
     * Null indicates that the document is not PDF/UA compliant.
     **/
    get pdfUa(): number | null;
    /**
     * Gets or sets the PDF/UA conformance version.
     * Null indicates that the document is not PDF/UA compliant.
     **/
    set pdfUa(value: number | null);
    /**
     * Gets or sets the document's producer. Maps to PDF 'Producer' property.
     **/
    get producer(): string;
    /**
     * Gets or sets the document's producer. Maps to PDF 'Producer' property.
     **/
    set producer(value: string);
    /**
     * Gets or sets the document's title. Maps to Dublin Core 'title' property.
     **/
    get title(): string;
    /**
     * Gets or sets the document's title. Maps to Dublin Core 'title' property.
     **/
    set title(value: string);
    /**
     * Gets or sets the document description. Maps to Dublin Core 'description' property.
     **/
    get description(): string;
    /**
     * Gets or sets the document description. Maps to Dublin Core 'description' property.
     **/
    set description(value: string);
    /**
     * Gets or sets the document coverage. Maps to Dublin Core 'coverage' property.
     **/
    get coverage(): string;
    /**
     * Gets or sets the document coverage. Maps to Dublin Core 'coverage' property.
     **/
    set coverage(value: string);
    /**
     * Gets or sets the document identifier. Maps to Dublin Core 'identifier' property.
     **/
    get identifier(): string;
    /**
     * Gets or sets the document identifier. Maps to Dublin Core 'identifier' property.
     **/
    set identifier(value: string);
    /**
     * Gets or sets the document copyright. Maps to Dublin Core 'rights' property.
     **/
    get copyright(): string;
    /**
     * Gets or sets the document copyright. Maps to Dublin Core 'rights' property.
     **/
    set copyright(value: string);
    /**
     * Gets or sets the document source. Maps to Dublin Core 'source' property.
     **/
    get source(): string;
    /**
     * Gets or sets the document source. Maps to Dublin Core 'source' property.
     **/
    set source(value: string);
    /**
     * Gets or sets the creation date. Maps to XMP 'CreateDate' property.
     * If null, the current date/time is used.
     **/
    get createDate(): Date | null;
    /**
     * Gets or sets the creation date. Maps to XMP 'CreateDate' property.
     * If null, the current date/time is used.
     **/
    set createDate(value: Date | null);
    /**
     * Gets or sets the modification date. Maps to XMP 'ModifyDate' property.
     * If null, the current date/time is used.
     **/
    get modifyDate(): Date | null;
    /**
     * Gets or sets the modification date. Maps to XMP 'ModifyDate' property.
     * If null, the current date/time is used.
     **/
    set modifyDate(value: Date | null);
    /**
     * Gets or sets the metadata date. Maps to XMP 'MetadataDate' property.
     * If null, the current date/time is used.
     **/
    get metadataDate(): Date | null;
    /**
     * Gets or sets the metadata date. Maps to XMP 'MetadataDate' property.
     * If null, the current date/time is used.
     **/
    set metadataDate(value: Date | null);
    /**
     * Gets or sets the creator tool. In PDF/A compatible documents this value
     * should be the same as {@link DocumentInfo.creator}.
     **/
    get creatorTool(): string;
    /**
     * Gets or sets the creator tool. In PDF/A compatible documents this value
     * should be the same as {@link DocumentInfo.creator}.
     **/
    set creatorTool(value: string);
    /**
     * Gets or sets a value indicating whether the metadata is marked as read-only.
     **/
    get readOnly(): boolean;
    /**
     * Gets or sets a value indicating whether the metadata is marked as read-only.
     **/
    set readOnly(value: boolean);
    /**
     * Gets or sets the list of document creators. Maps to Dublin Core 'creator' property.
     **/
    get creators(): string[];
    /**
     * Gets or sets the list of document creators. Maps to Dublin Core 'creator' property.
     **/
    set creators(value: string[]);
    /**
     * Gets or sets the list of document keywords, or subjects. Maps to Dublin Core 'subject' property.
     **/
    get keywords(): string[];
    /**
     * Gets or sets the list of document keywords, or subjects. Maps to Dublin Core 'subject' property.
     **/
    set keywords(value: string[]);
    /**
     * Gets or sets the list of document contributors. Maps to Dublin Core 'contributor' property.
     **/
    get contributors(): string[];
    /**
     * Gets or sets the list of document contributors. Maps to Dublin Core 'contributor' property.
     **/
    set contributors(value: string[]);
    /**
     * Gets or sets the list of document languages. Maps to Dublin Core 'language' property.
     **/
    get languages(): string[];
    /**
     * Gets or sets the list of document languages. Maps to Dublin Core 'language' property.
     **/
    set languages(value: string[]);
    /**
     * Gets or sets the list of document publishers. Maps to Dublin Core 'publisher' property.
     **/
    get publishers(): string[];
    /**
     * Gets or sets the list of document publishers. Maps to Dublin Core 'publisher' property.
     **/
    set publishers(value: string[]);
    /**
     * Gets or sets the list of document relations. Maps to Dublin Core 'relation' property.
     **/
    get relations(): string[];
    /**
     * Gets or sets the list of document relations. Maps to Dublin Core 'relation' property.
     **/
    set relations(value: string[]);
    /**
     * Gets or sets the list of document types. Maps to Dublin Core 'type' property.
     **/
    get types(): string[];
    /**
     * Gets or sets the list of document types. Maps to Dublin Core 'type' property.
     **/
    set types(value: string[]);
    /**
     * Gets or sets the list of document dates. Maps to Dublin Core 'date' property.
     **/
    get dates(): string[];
    /**
     * Gets or sets the list of document dates. Maps to Dublin Core 'date' property.
     **/
    set dates(value: string[]);
    /**
     * Gets or sets the list of document custom properties.
     **/
    get userProps(): ds.MetadataUserProp[];
    /**
     * Gets or sets the list of document custom properties.
     **/
    set userProps(props: ds.MetadataUserProp[]);
    /**
     * Adds a property to metadata.
     * @param namespace The XML namespace.
     * @param name The property name.
     * @param value The property value.
     **/
    addProperty(namespace: em.UserPropNamespace, name: string, value: string): void;
}