qwc2
Version:
QGIS Web Client
242 lines (241 loc) • 12.3 kB
JavaScript
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 commonEsriWktLookup = {
"EPSG:4326": 'GEOGCS["GCS_WGS_1984",DATUM["D_WGS_1984",SPHEROID["WGS_1984",6378137.0,298.257223563]],PRIMEM["Greenwich",0.0],UNIT["Degree",0.0174532925199433]]',
"EPSG:3857": 'PROJCS["WGS_1984_Web_Mercator_Auxiliary_Sphere",GEOGCS["GCS_WGS_1984",DATUM["D_WGS_1984",SPHEROID["WGS_1984",6378137.0,298.257223563]],PRIMEM["Greenwich",0.0],UNIT["Degree",0.0174532925199433]],PROJECTION["Mercator_Auxiliary_Sphere"],PARAMETER["False_Easting",0.0],PARAMETER["False_Northing",0.0],PARAMETER["Central_Meridian",0.0],PARAMETER["Standard_Parallel_1",0.0],PARAMETER["Auxiliary_Sphere_Type",0.0],UNIT["Meter",1.0]]'
};
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 / 180.0;
var lat1 = p1proj[1] * Math.PI / 180.0;
var lon2 = p2proj[0] * Math.PI / 180.0;
var lat2 = p2proj[1] * Math.PI / 180.0;
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) * 180.0 / 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];
},
getEsriWktFromCrs: function getEsriWktFromCrs(crsStr) {
var epsgCode = crsStr.startsWith("EPSG:") ? crsStr : CoordinatesUtils.fromOgcUrnCrs(crsStr);
var projections = ConfigUtils.getConfigProp("projections") || [];
var configProjection = projections.find(function (proj) {
return proj.code === epsgCode;
});
if (configProjection && configProjection.esriWkt) {
return configProjection.esriWkt;
}
if (commonEsriWktLookup[epsgCode]) {
return commonEsriWktLookup[epsgCode];
}
/* eslint-disable-next-line */
console.warn("No ESRI WKT definition found for ".concat(epsgCode, ". Shapefile export may not include projection information. Consider adding an 'esriWkt' property to the projection in config.json."));
return null;
},
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;