Dave Conway-Jones
3 years ago
parent
f005ae2f4d
commit
3b1cb2056f
@ -1 +0,0 @@
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.leaflet-control-coordinates{background-color:#D8D8D8;background-color:rgba(255,255,255,.8);cursor:pointer}.leaflet-control-coordinates,.leaflet-control-coordinates .uiElement input{-webkit-border-radius:4px;-moz-border-radius:4px;border-radius:4px}.leaflet-control-coordinates .uiElement{margin:4px}.leaflet-control-coordinates .uiElement .labelFirst{margin-right:4px}.leaflet-control-coordinates .uiHidden{display:none}.leaflet-control-coordinates .uiElement.label{color:inherit;font-weight:inherit;font-size:inherit;padding:0;display:inherit}
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.leaflet-control-mouseCoordinate{
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text-align:left;
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border-radius:4px;
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color:#333;
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background:rgba(255,255,255,0.7);
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padding:4px 8px 4px 4px
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}
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/*
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Author : Johannes Rudolph
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Fixes by : D Conway-Jones
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*/
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/* globals L: true */
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L.Control.mouseCoordinate = L.Control.extend({
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options: {
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gps: true,
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gpsLong: false,
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utm: false,
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utmref: false,
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position: 'bottomleft',
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_sm_a: 6378137.0,
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_sm_b: 6356752.314,
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_sm_EccSquared: 6.69437999013e-03,
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_UTMScaleFactor: 0.9996
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},
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onAdd: function(map){
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this._map = map;
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if (L.Browser.mobile || L.Browser.mobileWebkit || L.Browser.mobileWebkit3d || L.Browser.mobileOpera || L.Browser.mobileGecko) {
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return L.DomUtil.create('div');
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}
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var className = 'leaflet-control-mouseCoordinate';
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var container = this._container = L.DomUtil.create('div',className);
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this._gpsPositionContainer = L.DomUtil.create("div","gpsPos",container);
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map.on("mousemove", this._update, this);
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return container;
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},
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_update: function(e){
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//lat: [-90,90]
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//lng: [-180,180]
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var lat = (e.latlng.lat+90)%180;
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var lng = (e.latlng.lng+180)%360;
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if (lat < 0) { lat += 180; }
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lat -=90;
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if (lng < 0) { lng+= 360; }
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lng -= 180;
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var gps = {lat:lat, lng:lng};
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var content = "<table>";
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if (this.options.gps) {
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//Round for display only
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var dLat = Math.round(lat * 100000) / 100000;
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var dLng = Math.round(lng * 100000) / 100000;
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content += "<tr><td>Lat, Lon </td><td>" + dLat + ", " + dLng +"</td></tr>";
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}
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if (this.options.gpsLong) {
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// var gpsMinuten = this._geo2geodeziminuten(gps);
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// content += "<tr><td>"+ gpsMinuten.NS + " " + gpsMinuten.latgrad + "° "+ gpsMinuten.latminuten+"</td><td> " + gpsMinuten.WE + " "+ gpsMinuten.lnggrad +"° "+ gpsMinuten.lngminuten +"</td></tr>";
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var gpsMinutenSekunden = this._geo2gradminutensekunden(gps);
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content += "<tr><td>"+ gpsMinutenSekunden.NS + " " + gpsMinutenSekunden.latgrad + "° "+ gpsMinutenSekunden.latminuten + "′ "+ gpsMinutenSekunden.latsekunden+"″</td><td> " + gpsMinutenSekunden.WE + " "+ gpsMinutenSekunden.lnggrad +"° "+ gpsMinutenSekunden.lngminuten + "′ "+ gpsMinutenSekunden.lngsekunden+"″</td></tr>";
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}
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if (this.options.utm) {
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var utm = UTM.fromLatLng(gps);
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if (utm !== undefined) {
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content += "<tr><td>UTM</td><td>"+utm.zone+" " +utm.x+" " +utm.y+"</td></tr>";
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}
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}
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if (this.options.utmref) {
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var utmref = UTMREF.fromUTM(UTM.fromLatLng(gps));
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if(utmref !== undefined){
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content += "<tr><td>MGRS</td><td>"+utmref.zone+" " +utmref.band+" " +utmref.x+" " +utmref.y+"</td></tr>";
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}
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}
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if (this.options.qth) {
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var qth = QTH.fromLatLng(gps);
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content += "<tr><td>QTH</td><td>"+qth+"</td></tr>";
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}
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if (this.options.nac) {
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var nac = NAC.fromLatLng(gps);
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content += "<tr><td>NAC</td><td>"+nac.y+" "+ nac.x +"</td></tr>";
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}
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content += "</table>";
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this._gpsPositionContainer.innerHTML = content;
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},
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_geo2geodeziminuten: function (gps) {
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var latgrad = parseInt(gps.lat,10);
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var latminuten = Math.round( ((gps.lat - latgrad) * 60) * 10000 ) / 10000;
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var lnggrad = parseInt(gps.lng,10);
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var lngminuten = Math.round( ((gps.lng - lnggrad) * 60) * 10000 ) / 10000;
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return this._AddNSEW({latgrad:latgrad, latminuten:latminuten, lnggrad:lnggrad, lngminuten:lngminuten},gps);
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},
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_geo2gradminutensekunden: function (gps) {
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var latgrad = parseInt(gps.lat,10);
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var latminuten = (gps.lat - latgrad) * 60;
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var latsekunden = Math.round(((latminuten - parseInt(latminuten,10)) * 60) * 100) / 100;
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latminuten = parseInt(latminuten,10);
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var lnggrad = parseInt(gps.lng,10);
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var lngminuten = (gps.lng - lnggrad) * 60;
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var lngsekunden = Math.round(((lngminuten - parseInt(lngminuten,10)) * 60) * 100) /100;
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lngminuten = parseInt(lngminuten,10);
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return this._AddNSEW({latgrad:latgrad, latminuten:latminuten, latsekunden:latsekunden, lnggrad:lnggrad, lngminuten:lngminuten, lngsekunden:lngsekunden},gps);
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},
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_AddNSEW: function (coord,gps) {
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coord.NS = "N";
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coord.WE = "E";
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if (gps.lat < 0) {
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coord.latgrad = coord.latgrad * (-1);
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coord.latminuten = coord.latminuten * (-1);
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coord.latsekunden = coord.latsekunden * (-1);
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coord.NS = "S";
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}
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if (gps.lng < 0) {
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coord.lnggrad = coord.lnggrad * (-1);
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coord.lngminuten = coord.lngminuten * (-1);
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coord.lngsekunden = coord.lngsekunden * (-1);
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coord.WE = "W";
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}
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return coord;
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}
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});
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L.control.mouseCoordinate = function (options) {
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return new L.Control.mouseCoordinate(options);
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};
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/**
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* Created by Johannes Rudolph <johannes.rudolph@gmx.com> on 01.09.2016.
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*/
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/**
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*
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* @type {{fromLatLng: NAC.fromLatLng, _nac2Letter: NAC._nac2Letter}}
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*/
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var NAC = {
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/**
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* @param {{lat: number, lng: number}}
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* @returns {string}
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*/
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fromLatLng: function(latlng) {
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var lat = latlng.lat;
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var lon = latlng.lng;
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var x = [];
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var y = [];
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var xy = [];
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xy.x = '';
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xy.y = '';
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if (lon >= -180 && lon <= 180) {
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var xlon = (lon + 180) / 360;
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x = this._calcValues(xlon);
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} else {
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x[0] = 0;
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}
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if (lat >= -90 && lat <= 90) {
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var ylat = (lat + 90) / 180;
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y = this._calcValues(ylat);
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} else {
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y[0] = 0;
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}
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for (var i = 0; i < x.length; i++) {
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xy.x += this._nac2Letter(x[i]);
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}
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for (i = 0; i < y.length; i++) {
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xy.y += this._nac2Letter(y[i]);
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}
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return xy;
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},
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/**
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* @param z
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* @returns {Array}
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* @private
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*/
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_calcValues: function (z){
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var ret = [];
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ret[0] = parseInt(z * 30,10);
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ret[1] = parseInt((z * 30 - ret[0]) * 30,10);
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ret[2] = parseInt(((z * 30 - ret[0]) * 30 - ret[1]) * 30,10);
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ret[3] = parseInt((((z * 30 - ret[0]) * 30 - ret[1]) * 30 - ret[2]) * 30,10);
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ret[4] = parseInt(((((z * 30 - ret[0]) * 30 - ret[1]) * 30 - ret[2]) * 30 - ret[3]) * 30,10);
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ret[5] = parseInt((((((z * 30 - ret[0]) * 30 - ret[1]) * 30 - ret[2]) * 30 - ret[3]) * 30 - ret[4]) * 30,10);
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return ret;
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},
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/**
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* @param number
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* @returns {string}
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* @private
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*/
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_nac2Letter: function(number){
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var nac_letters = "0123456789BCDFGHJKLMNPQRSTVWXZ";
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if(!isNaN(number) && number < 30)
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return nac_letters.substr(number,1);
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else return 0;
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}
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};
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/**
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* Created by Johannes Rudolph <johannes.rudolph@gmx.com> on 01.09.2016.
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*/
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/**
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* @type {{fromLatLng: QTH.fromLatLng}}
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*/
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var QTH = {
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/**
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* @param {{lat: number, lng: number}}
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* @returns {string}
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*/
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fromLatLng: function(latlng){
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/* Long/Lat to QTH locator conversion largely */
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/* inspired from the DL4MFM code found here : */
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/* http://members.aol.com/mfietz/ham/calcloce.html */
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var ychr = "ABCDEFGHIJKLMNOPQRSTUVWXYZ";
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var ynum = "0123456789";
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var yqth, yi, yk, ydiv, yres, ylp;
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var y = 0;
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var ycalc = [0,0,0];
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var yn = [0,0,0,0,0,0,0];
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ycalc[1] = latlng.lng+ 180;
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ycalc[2] = latlng.lat + 90;
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for (yi = 1; yi < 3; ++yi) {
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for (yk = 1; yk < 4; ++yk) {
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if (yk !== 3) {
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if (yi === 1) {
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if (yk === 1) ydiv = 20;
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if (yk === 2) ydiv = 2;
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}
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if (yi === 2) {
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if (yk === 1) ydiv = 10;
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if (yk === 2) ydiv = 1;
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}
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yres = ycalc[yi] / ydiv;
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ycalc[yi] = yres;
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if (ycalc[yi]>0)
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ylp = Math.floor(yres);
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else
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ylp = Math.ceil(yres);
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ycalc[yi] = (ycalc[yi] - ylp) * ydiv;
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}
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else {
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if (yi === 1)
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ydiv = 12;
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else
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ydiv = 24;
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yres = ycalc[yi] * ydiv;
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ycalc[yi] = yres;
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if (ycalc[yi] > 0)
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ylp = Math.floor(yres);
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else
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ylp = Math.ceil(yres);
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}
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++y;
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yn[y] = ylp;
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}
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}
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yqth = ychr.charAt(yn[1]) + ychr.charAt(yn[4]) + ynum.charAt(yn[2]);
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yqth += ynum.charAt(yn[5]) + ychr.charAt(yn[3])+ ychr.charAt(yn[6]);
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return yqth;
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}
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};
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/**
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* Created by Johannes Rudolph <johannes.rudolph@gmx.com> on 01.09.2016.
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*/
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/**
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* @type {{fromLatLng: UTM.fromLatLng, toLatLng: UTM.toLatLng}}
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*/
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var UTM = {
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/**
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*
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* @param {{lat: number, lng: number}}
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* @returns {{zone: string, x: number, y: number}}
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*/
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fromLatLng: function (latlng) {
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//Copyright (c) 2006, HELMUT H. HEIMEIER
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/*
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* Okay, this just gives the wrong result:
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* `UTMREF.fromUTM(UTM.fromLatLng({lat: 0, lng: -179.9999999999999}))`
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* Results in
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* `Object {zone: "02N", band: "HF", x: "50564", y: "00000"}`
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* but should be in zone `01N`...
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**/
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var lw = latlng.lng;
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var bw = latlng.lat;
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if (lw === -180) {
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lw += 1e-13;//Number.MIN_VALUE;
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}
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if (lw === 180) {
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lw -= 1e-13;//umber.MIN_VALUE;
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}
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if (bw === -90) bw += 1e-13;//umber.MIN_VALUE;
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if (bw === 90) bw -= 1e-13;//umber.MIN_VALUE;
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// Geographische Laenge lw und Breite bw im WGS84 Datum
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if (lw <= -180 || lw >= 180 || bw <= -80 || bw >= 84) {
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console.error("Out of lw <= -180 || lw >= 180 || bw <= -80 || bw >= 84 bounds, which is kinda similar to UTM bounds, if you ignore the poles");
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//alert("Werte nicht im Bereich des UTM Systems\n -180 <= LW < +180, -80 < BW < 84 N"); // jshint ignore:line
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return;
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}
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lw = parseFloat(lw);
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bw = parseFloat(bw);
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// WGS84 Datum
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// Grosse Halbachse a und Abplattung f
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var a = 6378137.000;
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var f = 3.35281068e-3;
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var pi = Math.PI;
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var b_sel = 'CDEFGHJKLMNPQRSTUVWXX';
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// Polkruemmungshalbmesser c
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var c = a/(1-f);
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// Quadrat der zweiten numerischen Exzentrizitaet
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var ex2 = (2*f-f*f)/((1-f)*(1-f));
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var ex4 = ex2*ex2;
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var ex6 = ex4*ex2;
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var ex8 = ex4*ex4;
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// Koeffizienten zur Berechnung der Meridianbogenlaenge
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var e0 = c*(pi/180)*(1 - 3*ex2/4 + 45*ex4/64 - 175*ex6/256 + 11025*ex8/16384);
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var e2 = c*( - 3*ex2/8 + 15*ex4/32 - 525*ex6/1024 + 2205*ex8/4096);
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var e4 = c*(15*ex4/256 - 105*ex6/1024 + 2205*ex8/16384);
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var e6 = c*( - 35*ex6/3072 + 315*ex8/12288);
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// Laengenzone lz und Breitenzone (Band) bz
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var lzn = parseInt((lw+180)/6,10) + 1;
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var lz = lzn;
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if (lzn < 10) {
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lz = "0" + lzn;
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}
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//Chunk of code from https://github.com/proj4js/mgrs/blob/e43d7d644564c09831587a5f01c911caae991d8c/mgrs.js#L128-L147
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//MIT License
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//Copyright (c) 2012, Mike Adair, Richard Greenwood, Didier Richard, Stephen Irons, Olivier Terral, Calvin Metcalf
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//
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//Portions of this software are based on a port of components from the OpenMap com.bbn.openmap.proj.coords Java package. An initial port was initially created by Patrice G. Cappelaere and included in Community Mapbuilder (http://svn.codehaus.org/mapbuilder/), which is licensed under the LGPL license as per http://www.gnu.org/copyleft/lesser.html. OpenMap is licensed under the following license agreement:
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// Special zone for Norway
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if (bw >= 56.0 && bw < 64.0 && lw >= 3.0 && lw < 12.0) {
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lz = 32;
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}
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// Special zones for Svalbard
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if (bw >= 72.0 && bw < 84.0) {
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if (lw >= 0.0 && lw < 9.0) {
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lz = 31;
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}
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else if (lw >= 9.0 && lw < 21.0) {
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lz = 33;
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}
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else if (lw >= 21.0 && lw < 33.0) {
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lz = 35;
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}
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else if (lw >= 33.0 && lw < 42.0) {
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lz = 37;
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}
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}
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//End part of code from proj4js/mgrs
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var bd = parseInt(1 + (bw + 80)/8,10);
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var bz = b_sel.substr(bd-1,1);
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// Geographische Breite in Radianten br
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var br = bw * pi/180;
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var tan1 = Math.tan(br);
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var tan2 = tan1*tan1;
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var tan4 = tan2*tan2;
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var cos1 = Math.cos(br);
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var cos2 = cos1*cos1;
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var cos4 = cos2*cos2;
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var cos3 = cos2*cos1;
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var cos5 = cos4*cos1;
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var etasq = ex2*cos2;
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// Querkruemmungshalbmesser nd
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var nd = c/Math.sqrt(1 + etasq);
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// Meridianbogenlaenge g aus gegebener geographischer Breite bw
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var g = (e0*bw) + (e2*Math.sin(2*br)) + (e4*Math.sin(4*br)) + (e6*Math.sin(6*br));
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// Laengendifferenz dl zum Bezugsmeridian lh
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var lh = (lzn - 30)*6 - 3;
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var dl = (lw - lh)*pi/180;
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var dl2 = dl*dl;
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var dl4 = dl2*dl2;
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var dl3 = dl2*dl;
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var dl5 = dl4*dl;
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|
||||
// Masstabsfaktor auf dem Bezugsmeridian bei UTM Koordinaten m = 0.9996
|
||||
// Nordwert nw und Ostwert ew als Funktion von geographischer Breite und Laenge
|
||||
var nw;
|
||||
if ( bw < 0 ) {
|
||||
nw = 10e6 + 0.9996*(g + nd*cos2*tan1*dl2/2 + nd*cos4*tan1*(5-tan2+9*etasq)*dl4/24);
|
||||
}
|
||||
else {
|
||||
nw = 0.9996*(g + nd*cos2*tan1*dl2/2 + nd*cos4*tan1*(5-tan2+9*etasq)*dl4/24);
|
||||
}
|
||||
var ew = 0.9996*( nd*cos1*dl + nd*cos3*(1-tan2+etasq)*dl3/6 + nd*cos5 *(5-18*tan2+tan4)*dl5/120) + 500000;
|
||||
|
||||
var zone = lz+bz;
|
||||
|
||||
var nk = nw - parseInt(nw,10);
|
||||
if (nk < 0.5) {
|
||||
nw = "" + parseInt(nw,10);
|
||||
}
|
||||
else {
|
||||
nw = "" + (parseInt(nw,10) + 1);
|
||||
}
|
||||
|
||||
while (nw.length < 7) {
|
||||
nw = "0" + nw;
|
||||
}
|
||||
|
||||
nk = ew - parseInt(ew,10);
|
||||
if (nk < 0.5) {
|
||||
ew = "0" + parseInt(ew,10);
|
||||
}
|
||||
else {
|
||||
ew = "0" + parseInt(ew+1,10);
|
||||
}
|
||||
|
||||
return {zone: zone, x: ew, y: nw};
|
||||
},
|
||||
|
||||
/**
|
||||
* @param {{zone: string, x: number, y: number}}
|
||||
* @returns {{lat: number, lng: number}}
|
||||
*/
|
||||
toLatLng: function (utm){
|
||||
// Copyright (c) 2006, HELMUT H. HEIMEIER
|
||||
|
||||
var zone = utm.zone;
|
||||
var ew = utm.x;
|
||||
var nw = utm.y;
|
||||
// Laengenzone zone, Ostwert ew und Nordwert nw im WGS84 Datum
|
||||
if (zone === "" || ew === "" || nw === ""){
|
||||
zone = "";
|
||||
ew = "";
|
||||
nw = "";
|
||||
return;
|
||||
}
|
||||
var band = zone.substr(2,1);
|
||||
zone = parseFloat(zone);
|
||||
ew = parseFloat(ew);
|
||||
nw = parseFloat(nw);
|
||||
|
||||
// WGS84 Datum
|
||||
// Grosse Halbachse a und Abplattung f
|
||||
var a = 6378137.000;
|
||||
var f = 3.35281068e-3;
|
||||
var pi = Math.PI;
|
||||
|
||||
// Polkruemmungshalbmesser c
|
||||
var c = a/(1-f);
|
||||
|
||||
// Quadrat der zweiten numerischen Exzentrizitaet
|
||||
var ex2 = (2*f-f*f)/((1-f)*(1-f));
|
||||
var ex4 = ex2*ex2;
|
||||
var ex6 = ex4*ex2;
|
||||
var ex8 = ex4*ex4;
|
||||
|
||||
// Koeffizienten zur Berechnung der geographischen Breite aus gegebener
|
||||
// Meridianbogenlaenge
|
||||
var e0 = c*(pi/180)*(1 - 3*ex2/4 + 45*ex4/64 - 175*ex6/256 + 11025*ex8/16384);
|
||||
var f2 = (180/pi)*( 3*ex2/8 - 3*ex4/16 + 213*ex6/2048 - 255*ex8/4096);
|
||||
var f4 = (180/pi)*( 21*ex4/256 - 21*ex6/256 + 533*ex8/8192);
|
||||
var f6 = (180/pi)*( 151*ex6/6144 - 453*ex8/12288);
|
||||
|
||||
// Entscheidung Nord-/Sued Halbkugel
|
||||
var m_nw;
|
||||
if (band >= "N"|| band === ""){
|
||||
m_nw = nw;
|
||||
}
|
||||
else {
|
||||
m_nw = nw - 10e6;
|
||||
}
|
||||
|
||||
// Geographische Breite bf zur Meridianbogenlaenge gf = m_nw
|
||||
var sigma = (m_nw/0.9996)/e0;
|
||||
var sigmr = sigma*pi/180;
|
||||
var bf = sigma + f2*Math.sin(2*sigmr) + f4*Math.sin(4*sigmr) + f6*Math.sin(6*sigmr);
|
||||
|
||||
// Breite bf in Radianten
|
||||
var br = bf * pi/180;
|
||||
var tan1 = Math.tan(br);
|
||||
var tan2 = tan1*tan1;
|
||||
var tan4 = tan2*tan2;
|
||||
|
||||
var cos1 = Math.cos(br);
|
||||
var cos2 = cos1*cos1;
|
||||
|
||||
var etasq = ex2*cos2;
|
||||
|
||||
// Querkruemmungshalbmesser nd
|
||||
var nd = c/Math.sqrt(1 + etasq);
|
||||
var nd2 = nd*nd;
|
||||
var nd4 = nd2*nd2;
|
||||
var nd6 = nd4*nd2;
|
||||
var nd3 = nd2*nd;
|
||||
var nd5 = nd4*nd;
|
||||
|
||||
// Laengendifferenz dl zum Bezugsmeridian lh
|
||||
var lh = (zone - 30)*6 - 3;
|
||||
var dy = (ew-500000)/0.9996;
|
||||
var dy2 = dy*dy;
|
||||
var dy4 = dy2*dy2;
|
||||
var dy3 = dy2*dy;
|
||||
var dy5 = dy3*dy2;
|
||||
var dy6 = dy3*dy3;
|
||||
|
||||
var b2 = - tan1*(1+etasq)/(2*nd2);
|
||||
var b4 = tan1*(5+3*tan2+6*etasq*(1-tan2))/(24*nd4);
|
||||
var b6 = - tan1*(61+90*tan2+45*tan4)/(720*nd6);
|
||||
|
||||
var l1 = 1/(nd*cos1);
|
||||
var l3 = - (1+2*tan2+etasq)/(6*nd3*cos1);
|
||||
var l5 = (5+28*tan2+24*tan4)/(120*nd5*cos1);
|
||||
|
||||
// Geographische Breite bw und Laenge lw als Funktion von Ostwert ew
|
||||
// und Nordwert nw
|
||||
var bw = bf + (180/pi) * (b2*dy2 + b4*dy4 + b6*dy6);
|
||||
var lw = lh + (180/pi) * (l1*dy + l3*dy3 + l5*dy5);
|
||||
|
||||
return {lat: bw, lng: lw};
|
||||
}
|
||||
};
|
||||
/**
|
||||
* Created by Johannes Rudolph <johannes.rudolph@gmx.com> on 01.09.2016.
|
||||
*/
|
||||
|
||||
/**
|
||||
* @type {{fromUTM: UTMREF.fromUTM, toUTM: UTMREF.toUTM}}
|
||||
*/
|
||||
var UTMREF = {
|
||||
/**
|
||||
* @param {{zone: string, x: number, y: number}}
|
||||
* @returns {{zone, band: string, x: string, y: string}}
|
||||
*/
|
||||
fromUTM: function (utm) {
|
||||
// Copyright (c) 2006, HELMUT H. HEIMEIER
|
||||
if(utm === undefined){
|
||||
return;
|
||||
}
|
||||
var zone = utm.zone;
|
||||
var ew = utm.x;
|
||||
var nw = utm.y;
|
||||
// Laengenzone zone, Ostwert ew und Nordwert nw im WGS84 Datum
|
||||
var z1 = zone.substr(0, 2);
|
||||
var z2 = zone.substr(2, 1);
|
||||
var ew1 = parseInt(ew.substr(0, 2),10);
|
||||
var nw1 = parseInt(nw.substr(0, 2),10);
|
||||
var ew2 = ew.substr(2, 5);
|
||||
var nw2 = nw.substr(2, 5);
|
||||
var m_east = 'ABCDEFGHJKLMNPQRSTUVWXYZ';
|
||||
var m_north = 'ABCDEFGHJKLMNPQRSTUV';
|
||||
/*if (z1 < "01" || z1 > "60" || z2 < "C" || z2 > "X") {
|
||||
alert(z1 + z2 + " ist keine gueltige UTM Zonenangabe"); // jshint ignore:line
|
||||
}*/
|
||||
var m_ce;
|
||||
var i = z1 % 3;
|
||||
if (i === 1) {
|
||||
m_ce = ew1 - 1;
|
||||
}
|
||||
if (i === 2) {
|
||||
m_ce = ew1 + 7;
|
||||
}
|
||||
if (i === 0) {
|
||||
m_ce = ew1 + 15;
|
||||
}
|
||||
i = z1 % 2;
|
||||
var m_cn;
|
||||
if (i === 1) {
|
||||
m_cn = 0;
|
||||
}
|
||||
else {
|
||||
m_cn = 5;
|
||||
}
|
||||
i = nw1;
|
||||
while (i - 20 >= 0) {
|
||||
i = i - 20;
|
||||
}
|
||||
m_cn = m_cn + i;
|
||||
if (m_cn > 19) {
|
||||
m_cn = m_cn - 20;
|
||||
}
|
||||
var band = m_east.charAt(m_ce) + m_north.charAt(m_cn);
|
||||
|
||||
return {zone: zone, band: band, x: ew2, y: nw2};
|
||||
},
|
||||
|
||||
/**
|
||||
* @param {{zone, band: string, x: string, y: string}}
|
||||
* @returns {{zone: string, x: number, y: number}}
|
||||
*/
|
||||
toUTM: function (mgr) {
|
||||
// Copyright (c) 2006, HELMUT H. HEIMEIER
|
||||
|
||||
// Laengenzone zone, Ostwert ew und Nordwert nw im WGS84 Datum
|
||||
var m_east_0 = "STUVWXYZ";
|
||||
var m_east_1 = "ABCDEFGH";
|
||||
var m_east_2 = "JKLMNPQR";
|
||||
var m_north_0 = "FGHJKLMNPQRSTUVABCDE";
|
||||
var m_north_1 = "ABCDEFGHJKLMNPQRSTUV";
|
||||
|
||||
//zone = raster.substr(0,3);
|
||||
var zone = mgr.zone;
|
||||
var r_east = mgr.band.substr(0, 1);
|
||||
var r_north = mgr.band.substr(1, 1);
|
||||
|
||||
var i = parseInt(zone.substr(0, 2),10) % 3;
|
||||
var m_ce;
|
||||
if (i === 0) {
|
||||
m_ce = m_east_0.indexOf(r_east) + 1;
|
||||
}
|
||||
if (i === 1) {
|
||||
m_ce = m_east_1.indexOf(r_east) + 1;
|
||||
}
|
||||
if (i === 2) {
|
||||
m_ce = m_east_2.indexOf(r_east) + 1;
|
||||
}
|
||||
var ew = "0" + m_ce;
|
||||
var m_cn = this._mgr2utm_find_m_cn(zone);
|
||||
var nw;
|
||||
if (m_cn.length === 1) {
|
||||
nw = "0" + m_cn;
|
||||
}
|
||||
else {
|
||||
nw = "" + m_cn;
|
||||
}
|
||||
return {zone: zone, x: ew, y: nw};
|
||||
}
|
||||
};
|
||||
Loading…
Reference in new issue