import { IPdfWrapper, IPdfPrimitive } from '../../interfaces';
import { PdfColor, PdfBrush, PdfFont, PdfStringFormat } from '../graphics';
import { RectangleF } from '../drawing';
import { PdfPage, PdfPageBase } from '../pages';
import { PdfDictionary } from '../primitives';
import { DictionaryProperties } from '../input-output';
/**
 * `PdfAnnotation` class represents the base class for annotation objects.
 * @private
 */
export declare abstract class PdfAnnotation implements IPdfWrapper {
    /**
     * Specifies the Internal variable to store fields of `PdfDictionaryProperties`.
     * @private
     */
    protected dictionaryProperties: DictionaryProperties;
    /**
     * `Color` of the annotation
     * @private
     */
    private pdfColor;
    /**
     * `Bounds` of the annotation.
     * @private
     */
    private rectangle;
    /**
     * Parent `page` of the annotation.
     * @private
     */
    private pdfPage;
    /**
     * `Brush of the text` of the annotation.
     * @default new PdfSolidBrush(new PdfColor(0, 0, 0))
     * @private
     */
    private textBrush;
    /**
     * `Font of the text` of the annotation.
     * @default new PdfStandardFont(PdfFontFamily.TimesRoman, 10)
     * @private
     */
    private textFont;
    /**
     * `StringFormat of the text` of the annotation.
     * @default new PdfStringFormat(PdfTextAlignment.Left)
     * @private
     */
    private format;
    /**
     * `Text` of the annotation.
     * @private
     */
    private content;
    /**
     * Internal variable to store `dictionary`.
     * @private
     */
    private pdfDictionary;
    /**
     * To specifying the `Inner color` with which to fill the annotation
     * @private
     */
    private internalColor;
    /**
     * `opacity or darkness` of the annotation.
     * @private
     * @default 1.0
     */
    private darkness;
    /**
     * `Color` of the annotation
     * @private
     */
    get color(): PdfColor;
    set color(value: PdfColor);
    /**
     * To specifying the `Inner color` with which to fill the annotation
     * @private
     */
    get innerColor(): PdfColor;
    set innerColor(value: PdfColor);
    /**
     * `bounds` of the annotation.
     * @private
     */
    get bounds(): RectangleF;
    set bounds(value: RectangleF);
    /**
     * Parent `page` of the annotation.
     * @private
     */
    get page(): PdfPage;
    /**
     * To specifying the `Font of the text` in the annotation.
     * @private
     */
    get font(): PdfFont;
    set font(value: PdfFont);
    /**
     * To specifying the `StringFormat of the text` in the annotation.
     * @private
     */
    get stringFormat(): PdfStringFormat;
    set stringFormat(value: PdfStringFormat);
    /**
     * To specifying the `Brush of the text` in the annotation.
     * @private
     */
    get brush(): PdfBrush;
    set brush(value: PdfBrush);
    /**
     * `Text` of the annotation.
     * @private
     */
    get text(): string;
    set text(value: string);
    /**
     * Internal variable to store `dictionary`.
     * @hidden
     */
    get dictionary(): PdfDictionary;
    set dictionary(value: PdfDictionary);
    /**
     * Object initialization for `Annotation` class
     * @private
     */
    constructor();
    constructor(bounds: RectangleF);
    /**
     * `Initialize` the annotation event handler and specifies the type of the annotation.
     * @private
     */
    protected initialize(): void;
    /**
     * Sets related `page` of the annotation.
     * @private
     */
    setPage(page: PdfPageBase): void;
    /**
     * Handles the `BeginSave` event of the Dictionary.
     * @private
     */
    beginSave(): void;
    /**
     * `Saves` an annotation.
     * @private
     */
    protected save(): void;
    /**
     * Gets the `element`.
     * @private
     */
    get element(): IPdfPrimitive;
}