vue-cesium/lib/shared/extends/core/RectangleExtend.js

Vue 3.x components for CesiumJS.

'use strict';

Object.defineProperty(exports, '__esModule', { value: true });

"use strict";
let isExtended = false;
class RectangleExtend {
  static extend(viewer) {
    if (isExtended) {
      return;
    }
    const { Rectangle } = Cesium;
    Rectangle.prototype.expand = function(widthFactor, heightFactor, result) {
      result = result && result instanceof Rectangle ? result : this.clone();
      widthFactor = result.width * (1 - widthFactor) / 2;
      heightFactor = result.height * (1 - heightFactor) / 2;
      result.west += widthFactor;
      result.south += heightFactor;
      result.east -= widthFactor;
      result.north -= heightFactor;
      result.west = result.west < -Math.PI ? -Math.PI : result.west;
      result.east = result.east > Math.PI ? Math.PI : result.east;
      result.north = result.north > Math.PI / 2 ? Math.PI / 2 : result.north;
      result.south = result.south < -Math.PI / 2 ? -Math.PI / 2 : result.south;
      return result;
    };
    isExtended = true;
  }
  static revoke(viewer) {
    if (!isExtended) {
      return;
    }
    const { Rectangle } = Cesium;
    Rectangle.prototype.expand = void 0;
    isExtended = false;
  }
}

exports["default"] = RectangleExtend;
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