import { ObjectManager } from "../../ObjectManager";
import { SquareAnnotation } from "./SquareAnnotation";
import { type MarkupAnnotationProperties } from "./MarkupAnnotation";
import { type BorderEffectProperties } from "./BorderEffect";
import { type Color } from "../../Types";
/**
 * Defines properties of a circle annotation, which displays a circle on a page.
 * When opened, they display a pop-up window containing the text of the associated note.
 * @see {@link CircleAnnotation}
 */
export type CircleAnnotationProperties = MarkupAnnotationProperties & {
    type: "circle";
    /**
     * The {@link BorderEffectProperties} object defining effect applied to the annotation.
     */
    borderEffect?: BorderEffectProperties;
    /**
     * The line width in points.
     * Not specified means 1.
     */
    lineWidth?: number;
    /**
     * The line dash pattern.
     * Not specified means solid line.
     */
    lineDashPattern?: number[];
    /**
     * The fill color.
     * Not specified means no fill.
     */
    fillColor?: Color;
};
/**
 * Represents a circle annotation, which displays a circle on a page.
 * When opened, they display a pop-up window containing the text of the associated note.
 */
export declare class CircleAnnotation extends SquareAnnotation {
    /**
     * Creates a new {@link CircleAnnotation}.
     *
     * @param om - {@link ObjectManager} that controls the lifetime of the {@link CircleAnnotation}.
     */
    constructor(om: ObjectManager);
    /**
     * Creates a new {@link CircleAnnotation}.
     */
    constructor();
}