@tuoyuan/map-adapter-lib/dist/es/class/Polyline.js

地图适配器库

var f = Object.defineProperty;
var w = (b, h, t) => h in b ? f(b, h, { enumerable: !0, configurable: !0, writable: !0, value: t }) : b[h] = t;
var n = (b, h, t) => w(b, typeof h != "symbol" ? h + "" : h, t);
import { deepAssign as c } from "../utils/deep-assign.js";
import { getDistance as L } from "../utils/get-distance.js";
import { EventBus as y } from "./MapEvent.js";
import { Position as m } from "./Position.js";
import { Bounds as v } from "./Bounds.js";
import { Label as P } from "./Label.js";
class S extends y {
  constructor(t, e, s) {
    var l, o, i, r, d, a, _, u, g;
    super();
    n(this, "_top");
    /** ID */
    n(this, "_id");
    /** 名称 */
    n(this, "_name");
    /** 路径 */
    n(this, "_path");
    /** 样式 */
    n(this, "_style");
    /** 图标 */
    n(this, "_icon");
    /** 文本标签 */
    n(this, "_label");
    /** 业务数据 */
    n(this, "_data");
    /** 是否可见 */
    n(this, "_visible");
    /** label基础方位 */
    n(this, "_labelBasePlacement", "center");
    this._top = t, this._labelBasePlacement = s.labelBasePlacement ?? "center", this._id = e.id, this._name = e.name, this._path = e.path.map((p) => new m(...p)), this._visible = e.visible ?? !0, this._data = e.data, this._style = c(
      {},
      t.options.style.polyline,
      {
        line: {
          style: (o = (l = e.style) == null ? void 0 : l.line) == null ? void 0 : o.style,
          color: (r = (i = e.style) == null ? void 0 : i.line) == null ? void 0 : r.color,
          width: (a = (d = e.style) == null ? void 0 : d.line) == null ? void 0 : a.width,
          opacity: (u = (_ = e.style) == null ? void 0 : _.line) == null ? void 0 : u.opacity
        }
      }
    ), this._label = this.genLabel(
      t,
      c(
        {},
        t.options.label,
        t.options.style.polyline.label,
        e.label,
        (g = e.style) == null ? void 0 : g.label
      )
    ), this._label.listenAndUpdateVisible({
      showLabel: this.showLabel.bind(this),
      hiddenLabel: this.hiddenLabel.bind(this)
    });
  }
  genLabel(t, e) {
    return new P(t, {
      canShow: e.visible !== !1,
      minShowZoom: e.minShowZoom,
      color: e.color,
      backgroundColor: e.backgroundColor,
      fontSize: e.fontSize,
      placement: e.placement,
      visible: e.visible,
      text: e.text,
      basePlacement: this._labelBasePlacement
    });
  }
  /** ID */
  get id() {
    return this._id;
  }
  /** 名称 */
  get name() {
    return this._name;
  }
  /** 位置 */
  get path() {
    return this._path;
  }
  /** 图标 */
  get icon() {
    return this._icon;
  }
  /** 业务数据 */
  get data() {
    return this._data;
  }
  /**
   * 设置名称
   * @param name 名称
   */
  setName(t) {
    this._name = t;
  }
  /**
   * 设置路径
   * @param path 路径
   */
  setPath(t) {
    this._path = t.map((e) => new m(...e));
  }
  /**
   * 设置样式
   * @param style 样式
   */
  setStyle(t) {
    var e, s, l, o;
    this._style = c({}, this._style, t), this._label = this.genLabel(
      this._top,
      c(
        {},
        this._top.options.label,
        this._top.options.style.polyline.label,
        {
          text: (e = this._label) == null ? void 0 : e.text,
          minShowZoom: (s = this._label) == null ? void 0 : s.minShowZoom,
          visible: (l = this._label) == null ? void 0 : l.visible
        },
        (o = this._style) == null ? void 0 : o.label
      )
    ), this._label.listenAndUpdateVisible({
      showLabel: this.showLabel.bind(this),
      hiddenLabel: this.hiddenLabel.bind(this)
    });
  }
  /**
   * 设置业务数据
   * @param data 业务数据
   */
  setData(t) {
    this._data = t;
  }
  /**
   * 显示
   */
  show() {
    var t;
    this._visible = !0, (t = this._label) != null && t.canShow && this.showLabel();
  }
  /**
   * 隐藏
   */
  hidden() {
    this._visible = !1, this.hiddenLabel();
  }
  /**
   * 显示label
   */
  showLabel() {
    var t, e;
    (e = (t = this._label) == null ? void 0 : t.setVisible) == null || e.call(t, !0);
  }
  /**
   * 隐藏label
   */
  hiddenLabel() {
    var t, e;
    (e = (t = this._label) == null ? void 0 : t.setVisible) == null || e.call(t, !1);
  }
  /**
   * 获取折线的总长度(米)
   */
  getLength() {
    return this._path.reduce((e, s, l) => (l < this._path.length - 1 && (e += L(s, this._path[l + 1])), e), 0);
  }
  /**
   * 判断坐标是否在折线内
   * @param point 点位坐标
   */
  contains(t) {
    for (let e = 0; e < this._path.length; e++)
      if (this._path[e].equals(t)) return !0;
    return !1;
  }
  /**
   * 获取当前折线的矩形范围对象
   */
  getBounds() {
    return v.getBounds(this._path);
  }
  /** 
   * 查找距离质心最近的点
   */
  findClosestPointToCentroid(t) {
    function e(i) {
      let r = 0, d = 0;
      const a = i.length;
      for (let _ = 0; _ < a; _++)
        r += i[_].longitude, d += i[_].latitude;
      return new m(r / a, d / a);
    }
    const s = e(t);
    let l = null, o = 1 / 0;
    for (let i = 0; i < t.length; i++) {
      const r = t[i].longitude - s.longitude, d = t[i].longitude - s.longitude, a = Math.sqrt(r * r + d * d);
      a < o && (o = a, l = t[i]);
    }
    return l;
  }
}
class k extends S {
}
export {
  k as AbstractPolyline,
  S as BasePolyline
};