import { IGroup, IShape } from '@antv/g-base';
import { IPoint, Item, LabelStyle, ModelConfig, UpdateType } from '../types';
export type ILabelConfig = Partial<{
    position: string;
    offset: number;
    refX: number;
    refY: number;
    autoRotate: boolean;
    style: LabelStyle;
    maxLength?: number;
}>;
export type ShapeDefine = string | ((cfg: ModelConfig) => string);
export type ShapeOptions = Partial<{
    options: ModelConfig;
    /**
     * 形状的类型，例如 circle，ellipse，polyline...
     */
    type: string;
    itemType: string;
    shapeType: string;
    labelPosition: string;
    labelAutoRotate: boolean;
    jsx: ShapeDefine;
    [key: string]: any;
    /**
     * 绘制
     */
    draw: (cfg: ModelConfig, group: IGroup) => IShape;
    getCustomConfig: (cfg: ModelConfig) => ModelConfig;
    drawShape: (cfg?: ModelConfig, group?: IGroup) => IShape;
    drawLabel: (cfg: ModelConfig, group: IGroup) => IShape;
    getLabelStyleByPosition: (cfg: ModelConfig, labelCfg: ILabelConfig, group?: IGroup) => LabelStyle;
    getLabelStyle: (cfg: ModelConfig, labelCfg: ILabelConfig, group: IGroup) => LabelStyle;
    /**
     * 绘制完成后的操作，便于用户继承现有的节点、边
     */
    afterDraw: (cfg?: ModelConfig, group?: IGroup, rst?: IShape) => void;
    afterUpdate: (cfg?: ModelConfig, item?: Item) => void;
    /**
     * 设置节点、边状态
     */
    setState: (name?: string, value?: string | boolean, item?: Item) => void;
    /**
     * 获取控制点
     * @param  {Object} cfg 节点、边的配置项
     * @return {Array|null} 控制点的数组,如果为 null，则没有控制点
     */
    getControlPoints: (cfg: ModelConfig) => IPoint[] | undefined;
    /**
     * 获取控制点
     * @param  {Object} cfg 节点、边的配置项
     * @return {Array|null} 控制点的数组,如果为 null，则没有控制点
     */
    getAnchorPoints: (cfg?: ModelConfig) => number[][] | undefined;
    update: (cfg: ModelConfig, item: Item, updateType?: UpdateType) => void;
    getSize: (cfg: ModelConfig) => number[];
    _getTextAlign: (labelPosition: string, angle: number) => string;
    /**
     * @internal 处理需要重计算点和边的情况
     * @param {Object} cfg 边的配置项
     * @return {Object} 边的配置项
     */
    getPathPoints: (cfg: ModelConfig) => ModelConfig;
}>;