import { CoordinateType, Geometry } from "./geometry"; import { Bound } from "../util/bound"; import { Projection } from "../projection/projection"; import { FillSymbol } from "../symbol/symbol"; /** * 多个面 * @remarks * 数据结构:[polygon[ring[point[xy]]]]:such as [[[[1,1],[2,2],[1,2]]], [[[3,3],[3,4],[4,4]]]] */ export declare class MultiplePolygon extends Geometry { private _lnglats; private _coordinates; private _screen; /** * 创建多个面 * @param {number[][][][]} lnglats - 坐标集合,四维数组 */ constructor(lnglats: number[][][][]); /** * 输出GeoJSON格式字符串 */ toGeoJSON(): { type: string; coordinates: number[][][][]; }; /** * 投影变换 * @param {Projection} projection - 坐标投影转换 */ project(projection: Projection): void; /** * 绘制面 * @param {CanvasRenderingContext2D} ctx - 绘图上下文 * @param {Projection} projection - 坐标投影转换 * @param {Bound} extent - 当前可视范围 * @param {Symbol} symbol - 渲染符号 */ draw(ctx: CanvasRenderingContext2D, projection?: Projection, extent?: Bound, symbol?: FillSymbol): void; /** * 是否包含传入坐标 * @remarks * 点是不是落在面内 * from https://github.com/substack/point-in-polygon * ray-casting algorithm based on * http://www.ecse.rpi.edu/Homepages/wrf/Research/Short_Notes/pnpoly.html * @param {number} screenX - 鼠标屏幕坐标X * @param {number} screenX - 鼠标屏幕坐标Y * @return {boolean} 是否落入 */ contain(screenX: number, screenY: number): boolean; /** * 获取面的中心点 * @remarks * from Leaflet * TODO: now return first polygon center * @param {CoordinateType} type - 坐标类型 * @param {Projection} projection - 坐标投影转换 * @return {number[]} 中心点坐标 */ getCenter(type?: CoordinateType, projection?: Projection): any; }