@vtx/cs-map
Version:
React components for Vortex
153 lines (151 loc) • 6.45 kB
JavaScript
"use strict";
Object.defineProperty(exports, "__esModule", {
value: true
});
exports["default"] = void 0;
var _cesium = require("cesium");
var _BaiduMercatorTilingScheme = _interopRequireDefault(require("./BaiduMercatorTilingScheme"));
function _interopRequireDefault(e) { return e && e.__esModule ? e : { "default": e }; }
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); }
function _classCallCheck(a, n) { if (!(a instanceof n)) throw new TypeError("Cannot call a class as a function"); }
function _defineProperties(e, r) { for (var t = 0; t < r.length; t++) { var o = r[t]; o.enumerable = o.enumerable || !1, o.configurable = !0, "value" in o && (o.writable = !0), Object.defineProperty(e, _toPropertyKey(o.key), o); } }
function _createClass(e, r, t) { return r && _defineProperties(e.prototype, r), t && _defineProperties(e, t), Object.defineProperty(e, "prototype", { writable: !1 }), e; }
function _toPropertyKey(t) { var i = _toPrimitive(t, "string"); return "symbol" == _typeof(i) ? i : i + ""; }
function _toPrimitive(t, r) { if ("object" != _typeof(t) || !t) return t; var e = t[Symbol.toPrimitive]; if (void 0 !== e) { var i = e.call(t, r || "default"); if ("object" != _typeof(i)) return i; throw new TypeError("@@toPrimitive must return a primitive value."); } return ("string" === r ? String : Number)(t); }
var URL = {
IMG: '//shangetu{s}.map.bdimg.com/it/u=x={x};y={y};z={z};v=009;type=sate&fm=46',
VEC: '//maponline{s}.bdimg.com/tile/?qt=vtile&x={x}&y={y}&z={z}&styles=pl&scaler=2&udt=20210506&from=jsapi3_0',
CUSTOM: '//maponline{s}.bdimg.com/tile/?qt=vtile&x={x}&y={y}&z={z}&styles=pl&scaler=2&udt=20210506&from=jsapi3_0',
dark: '//maponline{s}.bdimg.com/tile/?qt=vtile&x={x}&y={y}&z={z}&styles=pl&scaler=2&udt=20210506&from=jsapi3_0'
};
var BaiduImageryProvider = /*#__PURE__*/function () {
function BaiduImageryProvider() {
var options = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {};
_classCallCheck(this, BaiduImageryProvider);
this._url = options.url || URL[options.style || 'CUSTOM'];
this._tileWidth = 256;
this._tileHeight = 256;
this._maximumLevel = 18;
this._crs = options.crs || 'BD09';
if (options.crs === 'WGS84') {
var resolutions = [];
for (var i = 0; i < 19; i++) {
resolutions[i] = 256 * Math.pow(2, 18 - i);
}
this._tilingScheme = new _BaiduMercatorTilingScheme["default"]({
resolutions: resolutions,
rectangleSouthwestInMeters: new _cesium.Cartesian2(-20037726.37, -12474104.17),
rectangleNortheastInMeters: new _cesium.Cartesian2(20037726.37, 12474104.17)
});
} else {
this._tilingScheme = new _cesium.WebMercatorTilingScheme({
rectangleSouthwestInMeters: new _cesium.Cartesian2(-33554054, -33746824),
rectangleNortheastInMeters: new _cesium.Cartesian2(33554054, 33746824)
});
}
this._rectangle = this._tilingScheme.rectangle;
this._credit = undefined;
this._style = options.style || 'normal';
if (options.style === 'dark') {
this.defaultContrast = options.contrast || -1; // 对比度
this.defaultBrightness = options.brightness || 1; // 亮度
this.defaultHue = options.hue || 3; // 色调
this.defaultSaturation = options.saturation || 2.5; // 饱和度
}
}
return _createClass(BaiduImageryProvider, [{
key: "url",
get: function get() {
return this._url;
}
}, {
key: "token",
get: function get() {
return this._token;
}
}, {
key: "tileWidth",
get: function get() {
if (!this.ready) {
throw new _cesium.DeveloperError('tileWidth must not be called before the imagery provider is ready.');
}
return this._tileWidth;
}
}, {
key: "tileHeight",
get: function get() {
if (!this.ready) {
throw new _cesium.DeveloperError('tileHeight must not be called before the imagery provider is ready.');
}
return this._tileHeight;
}
}, {
key: "maximumLevel",
get: function get() {
if (!this.ready) {
throw new _cesium.DeveloperError('maximumLevel must not be called before the imagery provider is ready.');
}
return this._maximumLevel;
}
}, {
key: "minimumLevel",
get: function get() {
if (!this.ready) {
throw new _cesium.DeveloperError('minimumLevel must not be called before the imagery provider is ready.');
}
return 0;
}
}, {
key: "tilingScheme",
get: function get() {
if (!this.ready) {
throw new _cesium.DeveloperError('tilingScheme must not be called before the imagery provider is ready.');
}
return this._tilingScheme;
}
}, {
key: "rectangle",
get: function get() {
if (!this.ready) {
throw new _cesium.DeveloperError('rectangle must not be called before the imagery provider is ready.');
}
return this._rectangle;
}
}, {
key: "ready",
get: function get() {
return !!this._url;
}
}, {
key: "credit",
get: function get() {
return this._credit;
}
}, {
key: "hasAlphaChannel",
get: function get() {
return true;
}
}, {
key: "getTileCredits",
value: function getTileCredits(x, y, level) {}
}, {
key: "requestImage",
value: function requestImage(x, y, level) {
if (!this.ready) {
throw new _cesium.DeveloperError('requestImage must not be called before the imagery provider is ready.');
}
var xTiles = this._tilingScheme.getNumberOfXTilesAtLevel(level);
var yTiles = this._tilingScheme.getNumberOfYTilesAtLevel(level);
var url = this._url.replace('{z}', level).replace('{s}', String(1)).replace('{style}', this._style);
if (this._crs === 'WGS84') {
url = url.replace('{x}', String(x)).replace('{y}', String(-y));
} else {
url = url.replace('{x}', String(x - xTiles / 2)).replace('{y}', String(yTiles / 2 - y - 1));
}
return _cesium.ImageryProvider.loadImage(this, url);
}
}]);
}();
var _default = exports["default"] = BaiduImageryProvider;
//# sourceMappingURL=BaiduImageryProvider.js.map