@vtx/cs-map
Version:
React components for Vortex
122 lines (118 loc) • 8.78 kB
JavaScript
;
function _typeof(o) { "@babel/helpers - typeof"; return _typeof = "function" == typeof Symbol && "symbol" == typeof Symbol.iterator ? function (o) { return typeof o; } : function (o) { return o && "function" == typeof Symbol && o.constructor === Symbol && o !== Symbol.prototype ? "symbol" : typeof o; }, _typeof(o); }
Object.defineProperty(exports, "__esModule", {
value: true
});
exports["default"] = void 0;
var Cesium = _interopRequireWildcard(require("cesium"));
var _BaiduMercatorProjection = _interopRequireDefault(require("./BaiduMercatorProjection"));
var _CoordTransform = _interopRequireDefault(require("../transform/CoordTransform"));
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { "default": obj }; }
function _getRequireWildcardCache(nodeInterop) { if (typeof WeakMap !== "function") return null; var cacheBabelInterop = new WeakMap(); var cacheNodeInterop = new WeakMap(); return (_getRequireWildcardCache = function _getRequireWildcardCache(nodeInterop) { return nodeInterop ? cacheNodeInterop : cacheBabelInterop; })(nodeInterop); }
function _interopRequireWildcard(obj, nodeInterop) { if (!nodeInterop && obj && obj.__esModule) { return obj; } if (obj === null || _typeof(obj) !== "object" && typeof obj !== "function") { return { "default": obj }; } var cache = _getRequireWildcardCache(nodeInterop); if (cache && cache.has(obj)) { return cache.get(obj); } var newObj = {}; var hasPropertyDescriptor = Object.defineProperty && Object.getOwnPropertyDescriptor; for (var key in obj) { if (key !== "default" && Object.prototype.hasOwnProperty.call(obj, key)) { var desc = hasPropertyDescriptor ? Object.getOwnPropertyDescriptor(obj, key) : null; if (desc && (desc.get || desc.set)) { Object.defineProperty(newObj, key, desc); } else { newObj[key] = obj[key]; } } } newObj["default"] = obj; if (cache) { cache.set(obj, newObj); } return newObj; }
function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
function _defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, _toPropertyKey(descriptor.key), descriptor); } }
function _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); Object.defineProperty(Constructor, "prototype", { writable: false }); return Constructor; }
function _toPropertyKey(arg) { var key = _toPrimitive(arg, "string"); return _typeof(key) === "symbol" ? key : String(key); }
function _toPrimitive(input, hint) { if (_typeof(input) !== "object" || input === null) return input; var prim = input[Symbol.toPrimitive]; if (prim !== undefined) { var res = prim.call(input, hint || "default"); if (_typeof(res) !== "object") return res; throw new TypeError("@@toPrimitive must return a primitive value."); } return (hint === "string" ? String : Number)(input); }
function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function"); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, writable: true, configurable: true } }); Object.defineProperty(subClass, "prototype", { writable: false }); if (superClass) _setPrototypeOf(subClass, superClass); }
function _setPrototypeOf(o, p) { _setPrototypeOf = Object.setPrototypeOf ? Object.setPrototypeOf.bind() : function _setPrototypeOf(o, p) { o.__proto__ = p; return o; }; return _setPrototypeOf(o, p); }
function _createSuper(Derived) { var hasNativeReflectConstruct = _isNativeReflectConstruct(); return function _createSuperInternal() { var Super = _getPrototypeOf(Derived), result; if (hasNativeReflectConstruct) { var NewTarget = _getPrototypeOf(this).constructor; result = Reflect.construct(Super, arguments, NewTarget); } else { result = Super.apply(this, arguments); } return _possibleConstructorReturn(this, result); }; }
function _possibleConstructorReturn(self, call) { if (call && (_typeof(call) === "object" || typeof call === "function")) { return call; } else if (call !== void 0) { throw new TypeError("Derived constructors may only return object or undefined"); } return _assertThisInitialized(self); }
function _assertThisInitialized(self) { if (self === void 0) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return self; }
function _isNativeReflectConstruct() { if (typeof Reflect === "undefined" || !Reflect.construct) return false; if (Reflect.construct.sham) return false; if (typeof Proxy === "function") return true; try { Boolean.prototype.valueOf.call(Reflect.construct(Boolean, [], function () {})); return true; } catch (e) { return false; } }
function _getPrototypeOf(o) { _getPrototypeOf = Object.setPrototypeOf ? Object.getPrototypeOf.bind() : function _getPrototypeOf(o) { return o.__proto__ || Object.getPrototypeOf(o); }; return _getPrototypeOf(o); }
var BaiduMercatorTilingScheme = /*#__PURE__*/function (_Cesium$WebMercatorTi) {
_inherits(BaiduMercatorTilingScheme, _Cesium$WebMercatorTi);
var _super = _createSuper(BaiduMercatorTilingScheme);
function BaiduMercatorTilingScheme(options) {
var _this;
_classCallCheck(this, BaiduMercatorTilingScheme);
_this = _super.call(this, options);
var projection = new _BaiduMercatorProjection["default"]();
_this._projection.project = function (cartographic, result) {
result = result || {};
result = _CoordTransform["default"].WGS84ToGCJ02(Cesium.Math.toDegrees(cartographic.longitude), Cesium.Math.toDegrees(cartographic.latitude));
result = _CoordTransform["default"].GCJ02ToBD09(result[0], result[1]);
result[0] = Math.min(result[0], 180);
result[0] = Math.max(result[0], -180);
result[1] = Math.min(result[1], 74.000022);
result[1] = Math.max(result[1], -71.988531);
result = projection.lngLatToPoint({
lng: result[0],
lat: result[1]
});
return new Cesium.Cartesian2(result.x, result.y);
};
_this._projection.unproject = function (cartesian, result) {
result = result || {};
result = projection.mercatorToLngLat({
lng: cartesian.x,
lat: cartesian.y
});
result = _CoordTransform["default"].BD09ToGCJ02(result.lng, result.lat);
result = _CoordTransform["default"].GCJ02ToWGS84(result[0], result[1]);
return new Cesium.Cartographic(Cesium.Math.toRadians(result[0]), Cesium.Math.toRadians(result[1]));
};
_this.resolutions = options.resolutions || [];
return _this;
}
/**
*
* @param x
* @param y
* @param level
* @param result
* @returns {module:cesium.Rectangle|*}
*/
_createClass(BaiduMercatorTilingScheme, [{
key: "tileXYToNativeRectangle",
value: function tileXYToNativeRectangle(x, y, level, result) {
var tileWidth = this.resolutions[level];
var west = x * tileWidth;
var east = (x + 1) * tileWidth;
var north = ((y = -y) + 1) * tileWidth;
var south = y * tileWidth;
if (!Cesium.defined(result)) {
return new Cesium.Rectangle(west, south, east, north);
}
result.west = west;
result.south = south;
result.east = east;
result.north = north;
return result;
}
/**
*
* @param position
* @param level
* @param result
* @returns {undefined|*}
*/
}, {
key: "positionToTileXY",
value: function positionToTileXY(position, level, result) {
var rectangle = this._rectangle;
if (!Cesium.Rectangle.contains(rectangle, position)) {
return undefined;
}
var projection = this._projection;
var webMercatorPosition = projection.project(position);
if (!Cesium.defined(webMercatorPosition)) {
return undefined;
}
var tileWidth = this.resolutions[level];
var xTileCoordinate = Math.floor(webMercatorPosition.x / tileWidth);
var yTileCoordinate = -Math.floor(webMercatorPosition.y / tileWidth);
if (!Cesium.defined(result)) {
return new Cesium.Cartesian2(xTileCoordinate, yTileCoordinate);
}
result.x = xTileCoordinate;
result.y = yTileCoordinate;
return result;
}
}]);
return BaiduMercatorTilingScheme;
}(Cesium.WebMercatorTilingScheme);
var _default = exports["default"] = BaiduMercatorTilingScheme;
//# sourceMappingURL=BaiduMercatorTilingScheme.js.map