import { Point } from './canvas-util';
import { Side } from './svg-util';
/**
 * An enumeration of the possible shapes of a line.
 * @public
 */
export declare enum LineShape {
    /**
     * A line that goes between its points taking the shortest euclidean distance.
     * @public
     */
    Straight = "straight",
    /**
     * A line that goes between its points using bezier splines.
     * @public
     */
    Bezier = "bezier",
    /**
     * A line that goes between its points moving parallel to the axes of coordinates.
     * @public
     */
    Square = "square"
}
/**
 * An enumeration of the possible styles of a line.
 * @public
 */
export declare enum LineStyle {
    /**
     * A solid uninterrupted line.
     * @public
     */
    Solid = "solid",
    /**
     * A dashed line with little separation between the dashes.
     * @public
     */
    Dashed = "dashed",
    /**
     * A dashed line with wide gaps between the dashes.
     * @public
     */
    GappedDashes = "gapped-dashes",
    /**
     * A dotted line.
     * @public
     */
    Dotted = "dotted"
}
/**
 * A function that returns the `d` attribute for a SVG path that passes by the given points in order with the given direction at the start and end.
 * @public
 */
export type LineFunction = (points: Point[], startDirection?: Side | undefined, endDirection?: Side | undefined, minimumDistanceBeforeTurn?: number) => string;
/**
 * Calculates the path of an SVG line with the given parameters.
 * @private
 */
export declare const linePath: (shape: LineShape | LineFunction, points: Point[], startDirection?: Side | undefined, endDirection?: Side | undefined, minimumDistanceBeforeTurn?: number) => string;
/**
 * Calculates the dasharray property of an SVG line corresponding to the given line style and width.
 * @private
 */
export declare const lineStyleDasharray: (style: LineStyle, width: number) => string;