import { Graphics, IGraphicsSettings, IGraphicsPrivate } from "./Graphics";
import type { IPoint } from "../util/IPoint";
export interface IOrthogonalLineSettings extends IGraphicsSettings {
    /**
     * Points the line goes through, in pixels. Between two points that differ
     * in both x and y it goes horizontally first, then vertically.
     */
    points?: Array<IPoint>;
    /**
     * Radius in pixels of the rounded corners where the line turns, at most
     * half the length of the segments next to a corner.
     *
     * @default 10
     */
    cornerRadius?: number;
}
export interface IOrthogonalLinePrivate extends IGraphicsPrivate {
}
/**
 * Draws a line of horizontal and vertical segments through `points`, with
 * rounded corners.
 *
 * @important
 * @since 5.14.0
 */
export declare class OrthogonalLine extends Graphics {
    _settings: IOrthogonalLineSettings;
    _privateSettings: IOrthogonalLinePrivate;
    static className: string;
    static classNames: Array<string>;
    _beforeChanged(): void;
    /**
     * Returns the points with a corner added between any two that differ in
     * both x and y, so that the path goes horizontally first, then vertically.
     *
     * @param   points  Points
     * @return          Points with only horizontal and vertical segments
     */
    static makeOrthogonal(points: Array<IPoint>): Array<IPoint>;
    /**
     * Handles changes and redraws the orthogonal line with optional rounded corners.
     */
    _changed(): void;
}
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