import { ByteVector } from "../byteVector";
/**
 * Indicates the type of data stored in a {@link ApeTagItem} object.
 */
export declare enum ApeTagItemType {
    /**
     * Item contains unicode text
     */
    Text = 0,
    /**
     * Item contains binary data
     */
    Binary = 1,
    /**
     * Item contains a locator (file path/URL) for external information
     */
    Locator = 2
}
/**
 * Class that represents a property in an APE tag.
 */
export declare class ApeTagItem {
    private _data;
    private _isReadonly;
    private _key;
    private _size;
    private _text;
    private _type;
    private constructor();
    /**
     * Constructs and initializes a new instance of {@link ApeTagItem} with a specified key and binary
     * data to use as the value.
     * @param key Key to use for the item
     * @param value Binary data to store as the value
     */
    static fromBinaryValue(key: string, value: ByteVector): ApeTagItem;
    /**
     * Constructs a new instance of {@link ApeTagItem} by reading in a raw APEv2 item.
     * @param data {@link ByteVector} containing the item to read
     * @param offset Index into `data` at which to begin reading the item data. Must be
     *     a positive 32-bit integer.
     */
    static fromData(data: ByteVector, offset: number): ApeTagItem;
    /**
     * Constructs and initializes a new instance of {@link ApeTagItem} with a specified key and collection
     * of text values.
     * @param key Key to use for the item
     * @param values Values to store in the item
     */
    static fromTextValues(key: string, ...values: string[]): ApeTagItem;
    /**
     * Gets whether the current instance is empty.
     */
    get isEmpty(): boolean;
    /**
     * Gets whether the current instance is flagged as read-only on disk.
     */
    get isReadOnly(): boolean;
    /**
     * Gets the key that specified the contents of the item.
     * @remarks
     *     This value is used for specifying the contents of the item in a common and
     *     consistent fashion. For example, `TITLE` specifies that the item contains the title of
     *     the track.
     */
    get key(): string;
    /**
     * Size of the current instance as it last appeared on disk.
     */
    get size(): number;
    /**
     * Gets the string values stored in the current item, if the current item is a text item, or
     * an empty array if the current item is a binary item or no text is stored.
     */
    get text(): string[];
    /**
     * Gets the type of value contained in the current instance.
     */
    get type(): ApeTagItemType;
    /**
     * Gets the binary value stored in the current item, if the current item is a binary item, or
     * `undefined` if the current item is a text item.
     */
    get value(): ByteVector;
    /**
     * Creates a deep copy of the current instance.
     */
    clone(): ApeTagItem;
    /**
     * Renders the current instance as an APEv2 item.
     */
    render(): ByteVector;
    /**
     * Gets the contents of the current instance as a string. If the current instance is binary or
     * does not have a text array, `undefined` will be returned. Otherwise, the text values will be
     * joined into a single, comma separated list.
     */
    toString(): string;
}