qwc2/components/map3d/OverviewMap3D.js

QGIS Web Client

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 * 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 ol from"openlayers";import PropTypes from"prop-types";import OlLayer from"../../components/map/OlLayer";import viewconeIcon from"./img/viewcone.svg";import"./style/OverviewMap3D.css";/**
 * Overview map support for the map component.
*/var OverviewMap3D=/*#__PURE__*/function(_React$Component){function OverviewMap3D(props){var _this;_classCallCheck(this,OverviewMap3D);_this=_callSuper(this,OverviewMap3D,[props]);_defineProperty(_this,"state",{collapsed:true});_defineProperty(_this,"initOverviewMap",function(el){if(el){_this.map=new ol.Map({layers:[_this.viewConeLayer],controls:[],target:el});_this.setupView()}});_defineProperty(_this,"setupView",function(){var overviewView=new ol.View({enableRotation:false,projection:_this.props.sceneContext.mapCrs});_this.map.setView(overviewView);_this.updateViewCone()});_defineProperty(_this,"updateViewCone",function(){var _scene$view$controls$,_scene$view$controls,_scene$view$controls$2;if(!_this.map){return}var scene=_this.props.sceneContext.scene;var x=scene.view.camera.position.x;var y=scene.view.camera.position.y;var azimuth=(_scene$view$controls$=(_scene$view$controls=scene.view.controls)===null||_scene$view$controls===void 0||(_scene$view$controls$2=_scene$view$controls.getAzimuthalAngle)===null||_scene$view$controls$2===void 0?void 0:_scene$view$controls$2.call(_scene$view$controls))!==null&&_scene$view$controls$!==void 0?_scene$view$controls$:0;var cameraHeight=scene.view.camera.position.z;var resolution=cameraHeight/100;_this.map.getView().setCenter([x,y]);_this.map.getView().setResolution(resolution);_this.viewConeFeature.getGeometry().setCoordinates([x,y]);_this.viewConeFeature.set("rotation",-azimuth,true);_this.viewConeLayer.getSource().changed()});_this.map=null;_this.viewConeFeature=new ol.Feature(new ol.geom.Point([0,0]));_this.viewConeLayer=new ol.layer.Vector({source:new ol.source.Vector({features:[_this.viewConeFeature]}),style:function style(feature){return new ol.style.Style({fill:new ol.style.Fill({color:"white"}),stroke:new ol.style.Stroke({color:"red",width:2}),image:new ol.style.Icon({anchor:[0.5,1],anchorXUnits:"fraction",anchorYUnits:"fraction",src:viewconeIcon,rotation:feature.get("rotation"),scale:2})})},zIndex:10000});return _this}_inherits(OverviewMap3D,_React$Component);return _createClass(OverviewMap3D,[{key:"componentDidMount",value:function componentDidMount(){this.props.sceneContext.scene.view.controls.addEventListener("change",this.updateViewCone)}},{key:"componentDidUpdate",value:function componentDidUpdate(prevProps,prevState){if(this.props.sceneContext.mapCrs!==prevProps.sceneContext.mapCrs){this.setupView()}if(this.map){if(this.state.center!==prevState.center||this.state.azimuth!==prevState.azimuth){this.map.getView().setCenter(this.state.center);this.viewConeFeature.getGeometry().setCoordinates(this.state.center);this.viewConeFeature.set("rotation",-this.state.azimuth,true);this.viewConeLayer.getSource().changed()}if(this.state.resolution!==prevState.resolution){this.map.getView().setResolution(this.state.resolution)}}}},{key:"render",value:function render(){var _this2=this;var style={display:this.state.collapsed?"none":"initial"};return[/*#__PURE__*/React.createElement("div",{className:"overview-map-3d",key:"map3d-overview-map"},/*#__PURE__*/React.createElement("div",{className:"ol-overviewmap-map-3d",ref:this.initOverviewMap,style:style}),/*#__PURE__*/React.createElement("button",{onClick:function onClick(){return _this2.setState(function(state){return{collapsed:!state.collapsed}})},type:"button"},this.state.collapsed?"\xAB":"\xBB")),this.map&&this.props.baseLayer?/*#__PURE__*/React.createElement(OlLayer,{key:this.props.baseLayer.name,map:this.map,options:_objectSpread(_objectSpread({},this.props.baseLayer),{},{visibility:true}),projection:this.props.sceneContext.mapCrs}):null]}}])}(React.Component);_defineProperty(OverviewMap3D,"propTypes",{baseLayer:PropTypes.object,sceneContext:PropTypes.object});export{OverviewMap3D as default};