qwc2/utils/CoordinatesUtils.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 _toConsumableArray(r){return _arrayWithoutHoles(r)||_iterableToArray(r)||_unsupportedIterableToArray(r)||_nonIterableSpread()}function _nonIterableSpread(){throw new TypeError("Invalid attempt to spread non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method.")}function _unsupportedIterableToArray(r,a){if(r){if("string"==typeof r)return _arrayLikeToArray(r,a);var t={}.toString.call(r).slice(8,-1);return"Object"===t&&r.constructor&&(t=r.constructor.name),"Map"===t||"Set"===t?Array.from(r):"Arguments"===t||/^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(t)?_arrayLikeToArray(r,a):void 0}}function _iterableToArray(r){if("undefined"!=typeof Symbol&&null!=r[Symbol.iterator]||null!=r["@@iterator"])return Array.from(r)}function _arrayWithoutHoles(r){if(Array.isArray(r))return _arrayLikeToArray(r)}function _arrayLikeToArray(r,a){(null==a||a>r.length)&&(a=r.length);for(var e=0,n=Array(a);e<a;e++)n[e]=r[e];return n}function ownKeys(e,r){var t=Object.keys(e);if(Object.getOwnPropertySymbols){var o=Object.getOwnPropertySymbols(e);r&&(o=o.filter(function(r){return Object.getOwnPropertyDescriptor(e,r).enumerable})),t.push.apply(t,o)}return t}function _objectSpread(e){for(var r=1;r<arguments.length;r++){var t=null!=arguments[r]?arguments[r]:{};r%2?ownKeys(Object(t),!0).forEach(function(r){_defineProperty(e,r,t[r])}):Object.getOwnPropertyDescriptors?Object.defineProperties(e,Object.getOwnPropertyDescriptors(t)):ownKeys(Object(t)).forEach(function(r){Object.defineProperty(e,r,Object.getOwnPropertyDescriptor(t,r))})}return 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 2015 GeoSolutions Sas
 * Copyright 2016-2024 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 ol from"openlayers";import Proj4js from"proj4";import ConfigUtils from"./ConfigUtils";import LocaleUtils from"./LocaleUtils";var crsLabels={"EPSG:4326":"WGS 84","EPSG:3857":"WGS 84 / Pseudo Mercator"};var CoordinatesUtils={setCrsLabels:function setCrsLabels(labels){Object.assign(crsLabels,labels)},getAvailableCRS:function getAvailableCRS(){var crsList={};for(var a in Proj4js.defs){if(Object.prototype.hasOwnProperty.call(Proj4js.defs,a)){crsList[a]={label:crsLabels[a]||a}}}return crsList},getUnits:function getUnits(projection){var proj=ol.proj.get(projection);return proj.getUnits()||"degrees"},getPrecision:function getPrecision(projection){var _precisions$projectio;var precisions=ConfigUtils.getConfigProp("projections").reduce(function(res,entry){var _entry$precision;return _objectSpread(_objectSpread({},res),{},_defineProperty({},entry.code,(_entry$precision=entry.precision)!==null&&_entry$precision!==void 0?_entry$precision:0))},{});return(_precisions$projectio=precisions[projection])!==null&&_precisions$projectio!==void 0?_precisions$projectio:CoordinatesUtils.getUnits(projection)==="degrees"?4:0},getProjectionConfig:function getProjectionConfig(projection){var _config$projection;var config=ConfigUtils.getConfigProp("projections").reduce(function(res,entry){var _entry$format,_entry$addDirection,_entry$swapLonLat;res[entry.code]={format:(_entry$format=entry.format)!==null&&_entry$format!==void 0?_entry$format:"decimal",addDirection:(_entry$addDirection=entry.addDirection)!==null&&_entry$addDirection!==void 0?_entry$addDirection:"none",swapLonLat:(_entry$swapLonLat=entry.swapLonLat)!==null&&_entry$swapLonLat!==void 0?_entry$swapLonLat:false};return res},{});return(_config$projection=config[projection])!==null&&_config$projection!==void 0?_config$projection:{format:"decimal",addDirection:"none",swapLonLat:false}},getAxisOrder:function getAxisOrder(projection){var axis=ol.proj.get(projection).getAxisOrientation();return axis||"enu"},reproject:function reproject(point,source,dest){if(source===dest){return _toConsumableArray(point)}if(source&&dest){var transformed=null;try{transformed=ol.proj.transform(point,source,dest)}catch(e){transformed=[0,0]}return transformed}return null},/**
     * Reprojects a bounding box.
     *
     * @param bbox {array} [minx, miny, maxx, maxy]
     * @param source {string} SRS of the given bbox
     * @param dest {string} SRS of the returned bbox
     *
     * @return {array} [minx, miny, maxx, maxy]
     */reprojectBbox:function reprojectBbox(bbox,source,dest){if(source===dest){return _toConsumableArray(bbox)}var sw=CoordinatesUtils.reproject([bbox[0],bbox[1]],source,dest);var ne=CoordinatesUtils.reproject([bbox[2],bbox[3]],source,dest);return[].concat(_toConsumableArray(sw),_toConsumableArray(ne))},calculateAzimuth:function calculateAzimuth(p1,p2,pj){var p1proj=CoordinatesUtils.reproject(p1,pj,"EPSG:4326");var p2proj=CoordinatesUtils.reproject(p2,pj,"EPSG:4326");var lon1=p1proj[0]*Math.PI/180;var lat1=p1proj[1]*Math.PI/180;var lon2=p2proj[0]*Math.PI/180;var lat2=p2proj[1]*Math.PI/180;var dLon=lon2-lon1;var y=Math.sin(dLon)*Math.cos(lat2);var x=Math.cos(lat1)*Math.sin(lat2)-Math.sin(lat1)*Math.cos(lat2)*Math.cos(dLon);var azimuth=(Math.atan2(y,x)*180/Math.PI+360)%360;return azimuth},/**
     * Extend an extent given another one
     *
     * @param extent1 {array} [minx, miny, maxx, maxy]
     * @param extent2 {array} [minx, miny, maxx, maxy]
     *
     * @return {array} [minx, miny, maxx, maxy]
     */extendExtent:function extendExtent(extent1,extent2){return[Math.min(extent1[0],extent2[0]),Math.min(extent1[1],extent2[1]),Math.max(extent1[2],extent2[2]),Math.max(extent1[3],extent2[3])]},/**
     * Check extent validity
     *
     * @param extent {array} [minx, miny, maxx, maxy]
     *
     * @return {bool}
     */isValidExtent:function isValidExtent(extent){return extent.length===4&&!(extent.indexOf(Infinity)!==-1||extent.indexOf(-Infinity)!==-1||extent.indexOf(NaN)!==-1||extent[0]>=extent[2]||extent[1]>=extent[3])},fromOgcUrnCrs:function fromOgcUrnCrs(crsStr){if(crsStr.endsWith(":CRS84")){return"EPSG:4326"}var parts=crsStr.split(":");return"EPSG:"+parts.slice(-1)},toOgcUrnCrs:function toOgcUrnCrs(crsStr){var parts=crsStr.split(":");return"urn:ogc:def:crs:"+parts[0]+"::"+parts[1]},getFormattedCoordinate:function getFormattedCoordinate(coo,srcCrs){var _options$decimals;var dstCrs=arguments.length>2&&arguments[2]!==undefined?arguments[2]:null;var options=arguments.length>3&&arguments[3]!==undefined?arguments[3]:{};var units=CoordinatesUtils.getUnits(dstCrs!==null&&dstCrs!==void 0?dstCrs:srcCrs);var decimals=(_options$decimals=options.decimals)!==null&&_options$decimals!==void 0?_options$decimals:CoordinatesUtils.getPrecision(dstCrs!==null&&dstCrs!==void 0?dstCrs:srcCrs);var _ref=function(){var config=CoordinatesUtils.getProjectionConfig(dstCrs!==null&&dstCrs!==void 0?dstCrs:srcCrs);return{format:units!=="degrees"?"decimal":config.format,addDirection:config.addDirection,swapLonLat:config.swapLonLat}}(),format=_ref.format,addDirection=_ref.addDirection,swapLonLat=_ref.swapLonLat;if(srcCrs&&dstCrs&&srcCrs!==dstCrs){coo=CoordinatesUtils.reproject(coo,srcCrs,dstCrs)}if(swapLonLat){coo=[coo[1],coo[0]]}var toDMS=function toDMS(coord){var deg=Math.floor(Math.abs(coord));var minFull=(Math.abs(coord)-deg)*60;var min=Math.floor(minFull);var sec=((minFull-min)*60).toFixed(decimals);return"".concat(deg,"\xB0 ").concat(min,"' ").concat(sec,"\"")};var toDM=function toDM(coord){var deg=Math.floor(Math.abs(coord));var min=((Math.abs(coord)-deg)*60).toFixed(decimals);return"".concat(deg,"\xB0 ").concat(min,"'")};var formatCoordinate=function formatCoordinate(value,isLat){var direction="";if(addDirection!=="none"){if(isLat){direction=value>=0?"N":"S"}else{direction=value>=0?"E":"W"}}var formatted;switch(format){case"dms":formatted=toDMS(value,decimals);break;case"dm":formatted=toDM(value,decimals);break;default:formatted=LocaleUtils.toLocaleFixed(Math.abs(value),decimals)}if(addDirection==="prefix"){return"".concat(direction).concat(formatted)}else if(addDirection==="suffix"){return"".concat(formatted).concat(direction)}return formatted};return coo.map(function(coord,idx){return formatCoordinate(coord,swapLonLat?idx===0:idx===1)}).join(", ")}};export default CoordinatesUtils;