itowns
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A JS/WebGL framework for 3D geospatial data visualization
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JavaScript
;
var _interopRequireDefault = require("@babel/runtime/helpers/interopRequireDefault");
var _typeof = require("@babel/runtime/helpers/typeof");
Object.defineProperty(exports, "__esModule", {
value: true
});
exports["default"] = exports.GLOBE_VIEW_EVENTS = void 0;
var _classCallCheck2 = _interopRequireDefault(require("@babel/runtime/helpers/classCallCheck"));
var _createClass2 = _interopRequireDefault(require("@babel/runtime/helpers/createClass"));
var _assertThisInitialized2 = _interopRequireDefault(require("@babel/runtime/helpers/assertThisInitialized"));
var _get2 = _interopRequireDefault(require("@babel/runtime/helpers/get"));
var _inherits2 = _interopRequireDefault(require("@babel/runtime/helpers/inherits"));
var _possibleConstructorReturn2 = _interopRequireDefault(require("@babel/runtime/helpers/possibleConstructorReturn"));
var _getPrototypeOf2 = _interopRequireDefault(require("@babel/runtime/helpers/getPrototypeOf"));
var THREE = _interopRequireWildcard(require("three"));
var _View2 = _interopRequireWildcard(require("../View"));
var _GlobeControls = _interopRequireDefault(require("../../Controls/GlobeControls"));
var _Coordinates = _interopRequireDefault(require("../Geographic/Coordinates"));
var _GlobeLayer = _interopRequireDefault(require("./Globe/GlobeLayer"));
var _Atmosphere = _interopRequireDefault(require("./Globe/Atmosphere"));
var _CameraUtils = _interopRequireDefault(require("../../Utils/CameraUtils"));
var _Crs = _interopRequireDefault(require("../Geographic/Crs"));
var _Ellipsoid = require("../Math/Ellipsoid");
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 _createSuper(Derived) { var hasNativeReflectConstruct = _isNativeReflectConstruct(); return function () { var Super = (0, _getPrototypeOf2["default"])(Derived), result; if (hasNativeReflectConstruct) { var NewTarget = (0, _getPrototypeOf2["default"])(this).constructor; result = Reflect.construct(Super, arguments, NewTarget); } else { result = Super.apply(this, arguments); } return (0, _possibleConstructorReturn2["default"])(this, result); }; }
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; } }
/**
* Fires when the view is completely loaded. Controls and view's functions can be called then.
* @event GlobeView#initialized
* @property target {view} dispatched on view
* @property type {string} initialized
*/
/**
* Fires when a layer is added
* @event GlobeView#layer-added
* @property layerId {string} the id of the layer
* @property target {view} dispatched on view
* @property type {string} layers-added
*/
/**
* Fires when a layer is removed
* @event GlobeView#layer-removed
* @property layerId {string} the id of the layer
* @property target {view} dispatched on view
* @property type {string} layers-added
*/
/**
* Fires when the layers oder has changed
* @event GlobeView#layers-order-changed
* @property new {object}
* @property new.sequence {array}
* @property new.sequence.0 {number} the new layer at position 0
* @property new.sequence.1 {number} the new layer at position 1
* @property new.sequence.2 {number} the new layer at position 2
* @property previous {object}
* @property previous.sequence {array}
* @property previous.sequence.0 {number} the previous layer at position 0
* @property previous.sequence.1 {number} the previous layer at position 1
* @property previous.sequence.2 {number} the previous layer at position 2
* @property target {view} dispatched on view
* @property type {string} layers-order-changed
*/
/**
* Globe's EVENT
* @property GLOBE_INITIALIZED {string} Deprecated: emit one time when globe is initialized (use VIEW_EVENTS.INITIALIZED instead).
* @property LAYER_ADDED {string} Deprecated: emit when layer id added in viewer (use VIEW_EVENTS.LAYER_ADDED instead).
* @property LAYER_REMOVED {string} Deprecated: emit when layer id removed in viewer (use VIEW_EVENTS.LAYER_REMOVED instead).
* @property COLOR_LAYERS_ORDER_CHANGED {string} Deprecated: emit when color layers order change (use VIEW_EVENTS.COLOR_LAYERS_ORDER_CHANGED instead).
*/
var GLOBE_VIEW_EVENTS = {
GLOBE_INITIALIZED: _View2.VIEW_EVENTS.INITIALIZED,
LAYER_ADDED: _View2.VIEW_EVENTS.LAYER_ADDED,
LAYER_REMOVED: _View2.VIEW_EVENTS.LAYER_REMOVED,
COLOR_LAYERS_ORDER_CHANGED: _View2.VIEW_EVENTS.COLOR_LAYERS_ORDER_CHANGED
};
exports.GLOBE_VIEW_EVENTS = GLOBE_VIEW_EVENTS;
var GlobeView = /*#__PURE__*/function (_View) {
(0, _inherits2["default"])(GlobeView, _View);
var _super = _createSuper(GlobeView);
/**
* Creates a view of a globe.
*
* @constructor
* @extends View
*
* @example <caption><b>Instance GlobeView.</b></caption>
* var viewerDiv = document.getElementById('viewerDiv');
* const placement = {
* coord: new itowns.Coordinates('EPSG:4326', 2.351323, 48.856712),
* range: 25000000,
* }
* var view = new itowns.GlobeView(viewerDiv, placement);
*
* @example <caption><b>Enable WebGl 1.0 instead of WebGl 2.0.</b></caption>
* var viewerDiv = document.getElementById('viewerDiv');
* const placement = {
* coord: new itowns.Coordinates('EPSG:4326', 2.351323, 48.856712),
* range: 25000000,
* }
* var view = new itowns.GlobeView(viewerDiv, placement, { renderer: { isWebGL2: false } });
*
* @param {HTMLDivElement} viewerDiv - Where to attach the view and display it
* in the DOM.
* @param {CameraTransformOptions|Extent} placement - An object to place view
* @param {object=} options - See options of {@link View}.
*/
function GlobeView(viewerDiv) {
var _this;
var placement = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {};
var options = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : {};
(0, _classCallCheck2["default"])(this, GlobeView);
THREE.Object3D.DefaultUp.set(0, 0, 1); // Setup View
_this = _super.call(this, 'EPSG:4978', viewerDiv, options);
_this.isGlobeView = true;
_this.camera.camera3D.near = Math.max(15.0, 0.000002352 * _Ellipsoid.ellipsoidSizes.x);
_this.camera.camera3D.far = _Ellipsoid.ellipsoidSizes.x * 10;
var tileLayer = new _GlobeLayer["default"]('globe', options.object3d, options);
_this.mainLoop.gfxEngine.label2dRenderer.infoTileLayer = tileLayer.info;
var sun = new THREE.DirectionalLight();
sun.position.set(-0.5, 0, 1);
sun.updateMatrixWorld(true);
tileLayer.object3d.add(sun);
_this.addLayer(tileLayer);
_this.tileLayer = tileLayer;
if (!placement.isExtent) {
placement.coord = placement.coord || new _Coordinates["default"]('EPSG:4326', 0, 0);
placement.tilt = placement.tilt || 89.5;
placement.heading = placement.heading || 0;
placement.range = placement.range || _Ellipsoid.ellipsoidSizes.x * 2.0;
}
if (options.noControls) {
_CameraUtils["default"].transformCameraToLookAtTarget((0, _assertThisInitialized2["default"])(_this), _this.camera.camera3D, placement);
} else {
_this.controls = new _GlobeControls["default"]((0, _assertThisInitialized2["default"])(_this), placement);
_this.controls.handleCollision = typeof options.handleCollision !== 'undefined' ? options.handleCollision : true;
}
_this.addLayer(new _Atmosphere["default"]('atmosphere', options.atmosphere)); // GlobeView needs this.camera.resize to set perpsective matrix camera
_this.camera.resize(viewerDiv.clientWidth, viewerDiv.clientHeight);
return _this;
}
/**
* Add layer in viewer.
* The layer id must be unique.
*
* The `layer.whenReady` is a promise that resolves when
* the layer is done. This promise is also returned by
* `addLayer` allowing to chain call.
*
* The layer added is attached, by default to `GlobeLayer` (`GlobeView.tileLayer`).
* If you want add a unattached layer use `View#addLayer` parent method.
*
* @param {LayerOptions|Layer|GeometryLayer} layer The layer to add in view.
* @return {Promise} a promise resolved with the new layer object when it is fully initialized or rejected if any error occurred.
*/
(0, _createClass2["default"])(GlobeView, [{
key: "addLayer",
value: function addLayer(layer) {
if (!layer || !layer.isLayer) {
return Promise.reject(new Error('Add Layer type object'));
}
if (layer.isColorLayer) {
if (!this.tileLayer.tileMatrixSets.includes(_Crs["default"].formatToTms(layer.source.crs))) {
return layer._reject("Only ".concat(this.tileLayer.tileMatrixSets, " tileMatrixSet are currently supported for color layers"));
}
} else if (layer.isElevationLayer) {
if (_Crs["default"].formatToTms(layer.source.crs) !== this.tileLayer.tileMatrixSets[0]) {
return layer._reject("Only ".concat(this.tileLayer.tileMatrixSets[0], " tileMatrixSet is currently supported for elevation layers"));
}
}
return (0, _get2["default"])((0, _getPrototypeOf2["default"])(GlobeView.prototype), "addLayer", this).call(this, layer, this.tileLayer);
}
}, {
key: "getPixelsToDegrees",
value: function getPixelsToDegrees() {
var pixels = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : 1;
var screenCoord = arguments.length > 1 ? arguments[1] : undefined;
return this.getMetersToDegrees(this.getPixelsToMeters(pixels, screenCoord));
}
}, {
key: "getPixelsToDegreesFromDistance",
value: function getPixelsToDegreesFromDistance() {
var pixels = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : 1;
var distance = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : 1;
return this.getMetersToDegrees(this.getPixelsToMetersFromDistance(pixels, distance));
}
}, {
key: "getMetersToDegrees",
value: function getMetersToDegrees() {
var meters = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : 1;
return THREE.MathUtils.radToDeg(2 * Math.asin(meters / (2 * _Ellipsoid.ellipsoidSizes.x)));
}
}]);
return GlobeView;
}(_View2["default"]);
var _default = GlobeView;
exports["default"] = _default;