import { Rect } from "../../../Core/Rect";
import { EHorizontalAnchorPoint, EVerticalAnchorPoint } from "../../../types/AnchorPoint";
import { EStrokeLineJoin } from "../../../types/PolarPointerAnnotation/StrokeLineJoin";
import { TPointerArrowStyle } from "../../../types/PolarPointerAnnotation/TPointerArrowStyle";
import { TPointerCenterStyle } from "../../../types/PolarPointerAnnotation/TPointerCenterStyle";
import { TPointerStyle } from "../../../types/PolarPointerAnnotation/TPointerStyle";
import { ESurfaceType } from "../../../types/SurfaceType";
import { CoordinateCalculatorBase } from "../../Numerics/CoordinateCalculators/CoordinateCalculatorBase";
import { ECoordinateMode } from "./AnnotationBase";
import { EAnnotationType } from "./IAnnotation";
import { ISvgAnnotationBaseOptions, SvgAnnotationBase } from "./SvgAnnotationBase";
/**
 * Optional parameters passed to an {@link PolarPointerAnnotation} during construction
 */
export interface IPolarPointerAnnotationOptions extends ISvgAnnotationBaseOptions {
    /**
     * @description the rotation of the pointer
     * @remarks The rotation obeys {@link xCoordinateMode}, for {@link ECoordinateMode.DataValue} the units are data-value, otherwise radians
     */
    x1?: number;
    /**
     * @description the length of the pointer
     * @remarks The length obeys {@link xCoordinateMode} which defines whether the length is a pixel, data-value or relative coordinate
     */
    y1?: number;
    /**
     * The rotation mode. See {@link ECoordinateMode} for a list of values
     * @remarks Sets the units being used for rotation {@link x1} it could be data units or radians
     */
    xCoordinateMode?: ECoordinateMode;
    /**
     * The length mode. See {@link ECoordinateMode} for a list of values
     * @remarks Sets the units being used for length {@link y1} it could be data units, pixels or relative units
     */
    yCoordinateMode?: ECoordinateMode;
    /** Defines the style of the pointer stick as a {@link TPointerStyle} object */
    pointerStyle?: TPointerStyle;
    /** Defines the style of the pointer center circle as a {@link TPointerCenterStyle} object */
    pointerCenterStyle?: TPointerCenterStyle;
    /** Defines the style of the pointer tip as a {@link TPointerArrowStyle} object */
    pointerArrowStyle?: TPointerArrowStyle;
    /**
     * Definition: https://developer.mozilla.org/en-US/docs/Web/SVG/Attribute/stroke-linejoin
     *
     * Default {@link EStrokeLineJoin.Miter}
     */
    strokeLineJoin?: EStrokeLineJoin;
    /**
     * Whether the pointer stick should be above or below the center circle
     */
    isStrokeAboveCenter?: boolean;
}
/**
 * A PolarPointerAnnotation presents an SVG pointer over the chart at 0, 0 coordinates
 */
export declare class PolarPointerAnnotation extends SvgAnnotationBase {
    /** @inheritDoc */
    readonly type = EAnnotationType.SVGPolarPointerAnnotation;
    /** @inheritDoc */
    readonly surfaceTypes: ESurfaceType[];
    private isDirty;
    private isStrokeAboveCenterProperty;
    private strokeLineJoinProperty;
    private state;
    private pointerStyleProperty;
    private getPointerStyleProxy;
    private pointerCenterStyleProperty;
    private getPointerCenterStyleProxy;
    private pointerArrowStyleProperty;
    private getPointerArrowStyleProxy;
    /**
     * Creates an instance of the {@link PolarPointerAnnotation}
     * @param options The {@link IPolarPointerAnnotationOptions} which contain optional parameters
     */
    constructor(options?: IPolarPointerAnnotationOptions);
    /**
     * Gets or sets the style of the pointer center circle as a {@link TPointerStyle} object
     * To customise the pointer fully, override getPointerStickSvg
     */
    get pointerStyle(): TPointerStyle;
    set pointerStyle(value: TPointerStyle);
    /**
     * Gets or sets the style of the pointer center circle as a {@link TPointerStyle} object
     * To customise the pointer center fully, override getPointerCenterSvg
     */
    get pointerCenterStyle(): TPointerCenterStyle;
    set pointerCenterStyle(value: TPointerCenterStyle);
    /**
     * Gets or sets the style of the pointer arrow as a {@link TPointerArrowStyle} object
     * To customise the pointer arrow fully, override getPointerArrowSvg
     */
    get pointerArrowStyle(): TPointerArrowStyle;
    set pointerArrowStyle(value: TPointerArrowStyle);
    get horizontalAnchorPoint(): EHorizontalAnchorPoint;
    get verticalAnchorPoint(): EVerticalAnchorPoint;
    /**
     * Whether the pointer stick should be above or below the center circle
     */
    get isStrokeAboveCenter(): boolean;
    set isStrokeAboveCenter(value: boolean);
    /**
     * @description The SVG stroke-linejoin attribute specifies the shape to be used at the corners of paths or basic shapes when they are stroked.
     * @link https://developer.mozilla.org/en-US/docs/Web/SVG/Attribute/stroke-linejoin
     */
    get strokeLineJoin(): EStrokeLineJoin;
    set strokeLineJoin(value: EStrokeLineJoin);
    private getAngularAxis;
    private getRadialAxis;
    /** This is called to get the svg string to use. Override this to customise the svg string for each render */
    getSvgString(annotation: PolarPointerAnnotation): string;
    getPointerStickSvg(pointerLength: number, pointerWidth: number, backExtensionSize: number): string;
    getPointerCenterSvg(pointerLength: number, centerSize: number): string;
    getPointerArrowSvg(pointerLength: number, height: number, width: number, headDepth: number): string;
    protected notifyPropertyChanged(propertyName: string): void;
    /** @inheritDoc */
    toJSON(): {
        type: EAnnotationType;
        options: Required<Omit<import("./AnnotationBase").IAnnotationBaseOptions, never>>;
    };
    /** @inheritDoc */
    protected getX1Coordinate(xCalc: CoordinateCalculatorBase, yCalc: CoordinateCalculatorBase): number;
    /** @inheritDoc */
    protected getY1Coordinate(xCalc: CoordinateCalculatorBase, yCalc: CoordinateCalculatorBase): number;
    protected getState(): {
        axisSize: number;
        startAngle: number;
        direction: number;
        seriesViewRect: Rect;
    };
    /** @inheritDoc */
    protected create(xCalc: CoordinateCalculatorBase, yCalc: CoordinateCalculatorBase, xCoordSvgTrans: number, yCoordSvgTrans: number): void;
}