qwc2-lts/components/map3d/Map3DLight.js

QGIS Web Client

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 _callSuper(t,o,e){return o=_getPrototypeOf(o),_possibleConstructorReturn(t,_isNativeReflectConstruct()?Reflect.construct(o,e||[],_getPrototypeOf(t).constructor):o.apply(t,e))}function _possibleConstructorReturn(t,e){if(e&&("object"==_typeof(e)||"function"==typeof e))return e;if(void 0!==e)throw new TypeError("Derived constructors may only return object or undefined");return _assertThisInitialized(t)}function _assertThisInitialized(e){if(void 0===e)throw new ReferenceError("this hasn't been initialised - super() hasn't been called");return e}function _isNativeReflectConstruct(){try{var t=!Boolean.prototype.valueOf.call(Reflect.construct(Boolean,[],function(){}))}catch(t){}return(_isNativeReflectConstruct=function _isNativeReflectConstruct(){return!!t})()}function _getPrototypeOf(t){return _getPrototypeOf=Object.setPrototypeOf?Object.getPrototypeOf.bind():function(t){return t.__proto__||Object.getPrototypeOf(t)},_getPrototypeOf(t)}function _inherits(t,e){if("function"!=typeof e&&null!==e)throw new TypeError("Super expression must either be null or a function");t.prototype=Object.create(e&&e.prototype,{constructor:{value:t,writable:!0,configurable:!0}}),Object.defineProperty(t,"prototype",{writable:!1}),e&&_setPrototypeOf(t,e)}function _setPrototypeOf(t,e){return _setPrototypeOf=Object.setPrototypeOf?Object.setPrototypeOf.bind():function(t,e){return t.__proto__=e,t},_setPrototypeOf(t,e)}function _defineProperty(e,r,t){return(r=_toPropertyKey(r))in e?Object.defineProperty(e,r,{value:t,enumerable:!0,configurable:!0,writable:!0}):e[r]=t,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)}/**
 * Copyright 2024 Sourcepole AG
 * All rights reserved.
 *
 * This source code is licensed under the BSD-style license found in the
 * LICENSE file in the root directory of this source tree.
 */import React from"react";import PropTypes from"prop-types";import suncalc from"suncalc";import{AmbientLight,DirectionalLight}from"three";import CoordinatesUtils from"../../utils/CoordinatesUtils";import LocaleUtils from"../../utils/LocaleUtils";import SideBar from"../SideBar";import Input from"../widgets/Input";import ToggleSwitch from"../widgets/ToggleSwitch";import"./style/Map3DLight.css";var Map3DLight=/*#__PURE__*/function(_React$Component){function Map3DLight(props){var _this;_classCallCheck(this,Map3DLight);_this=_callSuper(this,Map3DLight,[props]);_defineProperty(_this,"state",{systemTime:false,timestamp:0});_defineProperty(_this,"renderBody",function(){var date=new Date(_this.state.timestamp);var year=date.getFullYear();var month=String(date.getMonth()+1).padStart(2,"0");var day=String(date.getDate()).padStart(2,"0");var hours=String(date.getHours()).padStart(2,"0");var minutes=String(date.getMinutes()+date.getSeconds()>30?1:0).padStart(2,"0");var ymd="".concat(year,"-").concat(month,"-").concat(day);var hm="".concat(hours,":").concat(minutes);return/*#__PURE__*/React.createElement("div",{className:"datetime3d-body"},/*#__PURE__*/React.createElement("table",null,/*#__PURE__*/React.createElement("tbody",null,/*#__PURE__*/React.createElement("tr",null,/*#__PURE__*/React.createElement("td",null,"System time"),/*#__PURE__*/React.createElement("td",null,/*#__PURE__*/React.createElement(ToggleSwitch,{active:_this.state.systemTime,onChange:_this.toggleSystemTime}))),/*#__PURE__*/React.createElement("tr",null,/*#__PURE__*/React.createElement("td",null,"Date"),/*#__PURE__*/React.createElement("td",null,/*#__PURE__*/React.createElement(Input,{disabled:_this.state.systemTime,onChange:_this.updateDate,type:"date",value:ymd}))),/*#__PURE__*/React.createElement("tr",null,/*#__PURE__*/React.createElement("td",null,"Time"),/*#__PURE__*/React.createElement("td",null,/*#__PURE__*/React.createElement(Input,{disabled:_this.state.systemTime,onChange:_this.updateTime,type:"time",value:hm}))))))});_defineProperty(_this,"toggleSystemTime",function(active){if(active){_this.setCurrentTimestamp()}else{clearTimeout(_this.setTimestampTimeout)}_this.setState({systemTime:active})});_defineProperty(_this,"updateDate",function(value){if(!value){return}_this.setState(function(state){var date=new Date(state.timestamp);var ymd=value.split("-").map(Number);date.setFullYear(ymd[0]);date.setMonth(ymd[1]-1);date.setDate(ymd[2]);return{timestamp:+date}})});_defineProperty(_this,"updateTime",function(value){if(!value){return}_this.setState(function(state){var date=new Date(state.timestamp);var hm=value.split(":").map(Number);date.setHours(hm[0]);date.setMinutes(hm[1]);return{timestamp:+date}})});_defineProperty(_this,"setCurrentTimestamp",function(){// Set current timestamp and update it every minute
var date=new Date;var secondsRemaining=60-date.getSeconds()-date.getMilliseconds()/1000;_this.setState({timestamp:+date});_this.setTimestampTimeout=setTimeout(_this.setCurrentTimestamp,1000*secondsRemaining)});_defineProperty(_this,"updateLightPosition",function(){var force=arguments.length>0&&arguments[0]!==undefined?arguments[0]:false;var sceneContext=_this.props.sceneContext;var directionalLight=sceneContext.getSceneObject("__directionalLight");// Recompute light
if(force||directionalLight.target.position.distanceTo(sceneContext.scene.view.controls.target)>10000){var x=sceneContext.scene.view.controls.target.x;var y=sceneContext.scene.view.controls.target.y;var wgsPos=CoordinatesUtils.reproject([x,y],sceneContext.mapCrs,"EPSG:4326");var sunPos=suncalc.getPosition(new Date(_this.state.timestamp),wgsPos[1],wgsPos[0]);var az=sunPos.azimuth+Math.PI;var alt=sunPos.altitude;// Assume sun at 10000km distance
var distance=10000000;directionalLight.position.x=x+Math.cos(alt)*Math.sin(az)*distance;directionalLight.position.y=y+Math.cos(alt)*Math.cos(az)*distance;directionalLight.position.z=Math.sin(alt)*distance;directionalLight.updateMatrixWorld();directionalLight.target.position.x=x;directionalLight.target.position.y=y;directionalLight.target.position.z=0;directionalLight.target.updateMatrixWorld();var alpha=Math.max(0,alt/(0.5*Math.PI));var intensity=1.15*alpha/(alpha+0.15);sceneContext.map.hillshading.azimuth=az/Math.PI*180;// Azimuth is measured from South
sceneContext.map.hillshading.zenith=90-intensity*30;sceneContext.map.hillshading.intensity=1-0.4*intensity;sceneContext.map.hillshading.elevationLayersOnly=true;// Modulate light intensities based on sun altitude
sceneContext.getSceneObject("__ambientLight").intensity=0.01+0.49*intensity;sceneContext.getSceneObject("__directionalLight").intensity=0.1+1.4*intensity;sceneContext.scene.notifyChange(sceneContext.map);sceneContext.scene.renderer.render(sceneContext.scene.scene,sceneContext.scene.view.camera)}});_this.setTimestampTimeout=null;var now=new Date;now.setHours(12);now.setMinutes(0);now.setSeconds(0);_this.state.timestamp=+now;return _this}_inherits(Map3DLight,_React$Component);return _createClass(Map3DLight,[{key:"componentDidMount",value:function componentDidMount(){this.componentDidUpdate({})}},{key:"componentDidUpdate",value:function componentDidUpdate(prevProps,prevState){var _prevProps$sceneConte,_this2=this;if(this.props.sceneContext.scene!==((_prevProps$sceneConte=prevProps.sceneContext)===null||_prevProps$sceneConte===void 0?void 0:_prevProps$sceneConte.scene)){var ambientLight=new AmbientLight("white",0.5);this.props.sceneContext.addSceneObject("__ambientLight",ambientLight);var directionalLight=new DirectionalLight(16777215,1.5);this.props.sceneContext.addSceneObject("__directionalLight",directionalLight);this.props.sceneContext.scene.view.controls.addEventListener("change",function(){return _this2.updateLightPosition()});// Ensure light position is updated at least once per minute
this.lightPositionInterval=setInterval(function(){return _this2.updateLightPosition(true)},1000*60);this.updateLightPosition()}else if(this.state.timestamp!==prevState.timestamp){this.updateLightPosition(true)}}},{key:"componentWillUnmount",value:function componentWillUnmount(){clearInterval(this.lightPositionInterval)}},{key:"render",value:function render(){var _this3=this;return/*#__PURE__*/React.createElement("div",null,/*#__PURE__*/React.createElement(SideBar,{icon:"clock",id:"DateTime3D",title:LocaleUtils.tr("appmenu.items.DateTime3D"),width:"20em"},function(){return{body:_this3.renderBody()}}))}}])}(React.Component);_defineProperty(Map3DLight,"propTypes",{sceneContext:PropTypes.object});export{Map3DLight as default};