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  • 关于经纬度坐标与utm坐标之间的相互转换api

    /*
     * Author: Sami Salkosuo, sami.salkosuo@fi.ibm.com
     *
     * (c) Copyright IBM Corp. 2007
     */
    package com.baidu.traffic.sc.common.util;
    // add by liushouyun 20190515 for convert UTM & lat/lon
    // IBM https://www.ibm.com/developerworks/cn/java/j-coordconvert/index.html#artdownload
    
    import java.util.Hashtable;
    import java.util.Map;
    
    public class CoordinateConversion {
    
        public CoordinateConversion() {
    
        }
    
        public double[] utm2LatLon(String UTM) {
            UTM2LatLon c = new UTM2LatLon();
            return c.convertUTMToLatLong(UTM);
        }
    
        public String latLon2UTM(double latitude, double longitude) {
            LatLon2UTM c = new LatLon2UTM();
            return c.convertLatLonToUTM(latitude, longitude);
    
        }
    
        private void validate(double latitude, double longitude) {
            if (latitude < -90.0 || latitude > 90.0 || longitude < -180.0
                    || longitude >= 180.0) {
                throw new IllegalArgumentException(
                        "Legal ranges: latitude [-90,90], longitude [-180,180).");
            }
    
        }
    
        public String latLon2MGRUTM(double latitude, double longitude) {
            LatLon2MGRUTM c = new LatLon2MGRUTM();
            return c.convertLatLonToMGRUTM(latitude, longitude);
    
        }
    
        public double[] mgrutm2LatLon(String MGRUTM) {
            MGRUTM2LatLon c = new MGRUTM2LatLon();
            return c.convertMGRUTMToLatLong(MGRUTM);
        }
    
        public double degreeToRadian(double degree) {
            return degree * Math.PI / 180;
        }
    
        public double radianToDegree(double radian) {
            return radian * 180 / Math.PI;
        }
    
        private double POW(double a, double b) {
            return Math.pow(a, b);
        }
    
        private double SIN(double value) {
            return Math.sin(value);
        }
    
        private double COS(double value) {
            return Math.cos(value);
        }
    
        private double TAN(double value) {
            return Math.tan(value);
        }
    
        private class LatLon2UTM {
            public String convertLatLonToUTM(double latitude, double longitude) {
                validate(latitude, longitude);
                String UTM = "";
    
                setVariables(latitude, longitude);
    
                String longZone = getLongZone(longitude);
                LatZones latZones = new LatZones();
                String latZone = latZones.getLatZone(latitude);
    
                double _easting = getEasting();
                double _northing = getNorthing(latitude);
    
                UTM = longZone + " " + latZone + " " + ((int) _easting) + " "
                        + ((int) _northing);
                // UTM = longZone + " " + latZone + " " + decimalFormat.format(_easting) +
                // " "+ decimalFormat.format(_northing);
    
                return UTM;
    
            }
    
            protected void setVariables(double latitude, double longitude) {
                latitude = degreeToRadian(latitude);
                rho = equatorialRadius * (1 - e * e)
                        / POW(1 - POW(e * SIN(latitude), 2), 3 / 2.0);
    
                nu = equatorialRadius / POW(1 - POW(e * SIN(latitude), 2), (1 / 2.0));
    
                double var1;
                if (longitude < 0.0) {
                    var1 = ((int) ((180 + longitude) / 6.0)) + 1;
                } else {
                    var1 = ((int) (longitude / 6)) + 31;
                }
                double var2 = (6 * var1) - 183;
                double var3 = longitude - var2;
                p = var3 * 3600 / 10000;
    
                S = A0 * latitude - B0 * SIN(2 * latitude) + C0 * SIN(4 * latitude) - D0
                        * SIN(6 * latitude) + E0 * SIN(8 * latitude);
    
                K1 = S * k0;
                K2 = nu * SIN(latitude) * COS(latitude) * POW(sin1, 2) * k0 * (100000000)
                        / 2;
                K3 = ((POW(sin1, 4) * nu * SIN(latitude) * Math.pow(COS(latitude), 3)) / 24)
                        * (5 - POW(TAN(latitude), 2) + 9 * e1sq * POW(COS(latitude), 2) + 4
                        * POW(e1sq, 2) * POW(COS(latitude), 4))
                        * k0
                        * (10000000000000000L);
    
                K4 = nu * COS(latitude) * sin1 * k0 * 10000;
    
                K5 = POW(sin1 * COS(latitude), 3) * (nu / 6)
                        * (1 - POW(TAN(latitude), 2) + e1sq * POW(COS(latitude), 2)) * k0
                        * 1000000000000L;
    
                A6 = (POW(p * sin1, 6) * nu * SIN(latitude) * POW(COS(latitude), 5) / 720)
                        * (61 - 58 * POW(TAN(latitude), 2) + POW(TAN(latitude), 4) + 270
                        * e1sq * POW(COS(latitude), 2) - 330 * e1sq
                        * POW(SIN(latitude), 2)) * k0 * (1E+24);
    
            }
    
            protected String getLongZone(double longitude) {
                double longZone = 0;
                if (longitude < 0.0) {
                    longZone = ((180.0 + longitude) / 6) + 1;
                } else {
                    longZone = (longitude / 6) + 31;
                }
                String val = String.valueOf((int) longZone);
                if (val.length() == 1) {
                    val = "0" + val;
                }
                return val;
            }
    
            protected double getNorthing(double latitude) {
                double northing = K1 + K2 * p * p + K3 * POW(p, 4);
                if (latitude < 0.0) {
                    northing = 10000000 + northing;
                }
                return northing;
            }
    
            protected double getEasting() {
                return 500000 + (K4 * p + K5 * POW(p, 3));
            }
    
            // Lat Lon to UTM variables
    
            // equatorial radius
            double equatorialRadius = 6378137;
    
            // polar radius
            double polarRadius = 6356752.314;
    
            // flattening
            double flattening = 0.00335281066474748; // (equatorialRadius-polarRadius)/equatorialRadius;
    
            // inverse flattening 1/flattening
            double inverseFlattening = 298.257223563; // 1/flattening;
    
            // Mean radius
            double rm = POW(equatorialRadius * polarRadius, 1 / 2.0);
    
            // scale factor
            double k0 = 0.9996;
    
            // eccentricity
            double e = Math.sqrt(1 - POW(polarRadius / equatorialRadius, 2));
    
            double e1sq = e * e / (1 - e * e);
    
            double n = (equatorialRadius - polarRadius)
                    / (equatorialRadius + polarRadius);
    
            // r curv 1
            double rho = 6368573.744;
    
            // r curv 2
            double nu = 6389236.914;
    
            // Calculate Meridional Arc Length
            // Meridional Arc
            double S = 5103266.421;
    
            double A0 = 6367449.146;
    
            double B0 = 16038.42955;
    
            double C0 = 16.83261333;
    
            double D0 = 0.021984404;
    
            double E0 = 0.000312705;
    
            // Calculation Constants
            // Delta Long
            double p = -0.483084;
    
            double sin1 = 4.84814E-06;
    
            // Coefficients for UTM Coordinates
            double K1 = 5101225.115;
    
            double K2 = 3750.291596;
    
            double K3 = 1.397608151;
    
            double K4 = 214839.3105;
    
            double K5 = -2.995382942;
    
            double A6 = -1.00541E-07;
    
        }
    
        private class LatLon2MGRUTM extends LatLon2UTM {
            public String convertLatLonToMGRUTM(double latitude, double longitude) {
                validate(latitude, longitude);
                String mgrUTM = "";
    
                setVariables(latitude, longitude);
    
                String longZone = getLongZone(longitude);
                LatZones latZones = new LatZones();
                String latZone = latZones.getLatZone(latitude);
    
                double _easting = getEasting();
                double _northing = getNorthing(latitude);
                Digraphs digraphs = new Digraphs();
                String digraph1 = digraphs.getDigraph1(Integer.parseInt(longZone),
                        _easting);
                String digraph2 = digraphs.getDigraph2(Integer.parseInt(longZone),
                        _northing);
    
                String easting = String.valueOf((int) _easting);
                if (easting.length() < 5) {
                    easting = "00000" + easting;
                }
                easting = easting.substring(easting.length() - 5);
    
                String northing;
                northing = String.valueOf((int) _northing);
                if (northing.length() < 5) {
                    northing = "0000" + northing;
                }
                northing = northing.substring(northing.length() - 5);
    
                mgrUTM = longZone + latZone + digraph1 + digraph2 + easting + northing;
                return mgrUTM;
            }
        }
    
        private class MGRUTM2LatLon extends UTM2LatLon {
            public double[] convertMGRUTMToLatLong(String mgrutm) {
                double[] latlon = {0.0, 0.0};
                // 02CNR0634657742
                int zone = Integer.parseInt(mgrutm.substring(0, 2));
                String latZone = mgrutm.substring(2, 3);
    
                String digraph1 = mgrutm.substring(3, 4);
                String digraph2 = mgrutm.substring(4, 5);
                easting = Double.parseDouble(mgrutm.substring(5, 10));
                northing = Double.parseDouble(mgrutm.substring(10, 15));
    
                LatZones lz = new LatZones();
                double latZoneDegree = lz.getLatZoneDegree(latZone);
    
                double a1 = latZoneDegree * 40000000 / 360.0;
                double a2 = 2000000 * Math.floor(a1 / 2000000.0);
    
                Digraphs digraphs = new Digraphs();
    
                double digraph2Index = digraphs.getDigraph2Index(digraph2);
    
                double startindexEquator = 1;
                if ((1 + zone % 2) == 1) {
                    startindexEquator = 6;
                }
    
                double a3 = a2 + (digraph2Index - startindexEquator) * 100000;
                if (a3 <= 0) {
                    a3 = 10000000 + a3;
                }
                northing = a3 + northing;
    
                zoneCM = -183 + 6 * zone;
                double digraph1Index = digraphs.getDigraph1Index(digraph1);
                int a5 = 1 + zone % 3;
                double[] a6 = {16, 0, 8};
                double a7 = 100000 * (digraph1Index - a6[a5 - 1]);
                easting = easting + a7;
    
                setVariables();
    
                double latitude = 0;
                latitude = 180 * (phi1 - fact1 * (fact2 + fact3 + fact4)) / Math.PI;
    
                if (latZoneDegree < 0) {
                    latitude = 90 - latitude;
                }
    
                double d = _a2 * 180 / Math.PI;
                double longitude = zoneCM - d;
    
                if (getHemisphere(latZone).equals("S")) {
                    latitude = -latitude;
                }
    
                latlon[0] = latitude;
                latlon[1] = longitude;
                return latlon;
            }
        }
    
        private class UTM2LatLon {
            double easting;
    
            double northing;
    
            int zone;
    
            String southernHemisphere = "ACDEFGHJKLM";
    
            protected String getHemisphere(String latZone) {
                String hemisphere = "N";
                if (southernHemisphere.indexOf(latZone) > -1) {
                    hemisphere = "S";
                }
                return hemisphere;
            }
    
            public double[] convertUTMToLatLong(String UTM) {
                double[] latlon = {0.0, 0.0};
                String[] utm = UTM.split(" ");
                zone = Integer.parseInt(utm[0]);
                String latZone = utm[1];
                easting = Double.parseDouble(utm[2]);
                northing = Double.parseDouble(utm[3]);
                String hemisphere = getHemisphere(latZone);
                double latitude = 0.0;
                double longitude = 0.0;
    
                if (hemisphere.equals("S")) {
                    northing = 10000000 - northing;
                }
                setVariables();
                latitude = 180 * (phi1 - fact1 * (fact2 + fact3 + fact4)) / Math.PI;
    
                if (zone > 0) {
                    zoneCM = 6 * zone - 183.0;
                } else {
                    zoneCM = 3.0;
    
                }
    
                longitude = zoneCM - _a3;
                if (hemisphere.equals("S")) {
                    latitude = -latitude;
                }
    
                latlon[0] = latitude;
                latlon[1] = longitude;
                return latlon;
    
            }
    
            protected void setVariables() {
                arc = northing / k0;
                mu = arc
                        / (a * (1 - POW(e, 2) / 4.0 - 3 * POW(e, 4) / 64.0 - 5 * POW(e, 6) / 256.0));
    
                ei = (1 - POW((1 - e * e), (1 / 2.0)))
                        / (1 + POW((1 - e * e), (1 / 2.0)));
    
                ca = 3 * ei / 2 - 27 * POW(ei, 3) / 32.0;
    
                cb = 21 * POW(ei, 2) / 16 - 55 * POW(ei, 4) / 32;
                cc = 151 * POW(ei, 3) / 96;
                cd = 1097 * POW(ei, 4) / 512;
                phi1 = mu + ca * SIN(2 * mu) + cb * SIN(4 * mu) + cc * SIN(6 * mu) + cd
                        * SIN(8 * mu);
    
                n0 = a / POW((1 - POW((e * SIN(phi1)), 2)), (1 / 2.0));
    
                r0 = a * (1 - e * e) / POW((1 - POW((e * SIN(phi1)), 2)), (3 / 2.0));
                fact1 = n0 * TAN(phi1) / r0;
    
                _a1 = 500000 - easting;
                dd0 = _a1 / (n0 * k0);
                fact2 = dd0 * dd0 / 2;
    
                t0 = POW(TAN(phi1), 2);
                Q0 = e1sq * POW(COS(phi1), 2);
                fact3 = (5 + 3 * t0 + 10 * Q0 - 4 * Q0 * Q0 - 9 * e1sq) * POW(dd0, 4)
                        / 24;
    
                fact4 = (61 + 90 * t0 + 298 * Q0 + 45 * t0 * t0 - 252 * e1sq - 3 * Q0
                        * Q0)
                        * POW(dd0, 6) / 720;
    
                //
                lof1 = _a1 / (n0 * k0);
                lof2 = (1 + 2 * t0 + Q0) * POW(dd0, 3) / 6.0;
                lof3 = (5 - 2 * Q0 + 28 * t0 - 3 * POW(Q0, 2) + 8 * e1sq + 24 * POW(t0, 2))
                        * POW(dd0, 5) / 120;
                _a2 = (lof1 - lof2 + lof3) / COS(phi1);
                _a3 = _a2 * 180 / Math.PI;
    
            }
    
            double arc;
    
            double mu;
    
            double ei;
    
            double ca;
    
            double cb;
    
            double cc;
    
            double cd;
    
            double n0;
    
            double r0;
    
            double _a1;
    
            double dd0;
    
            double t0;
    
            double Q0;
    
            double lof1;
    
            double lof2;
    
            double lof3;
    
            double _a2;
    
            double phi1;
    
            double fact1;
    
            double fact2;
    
            double fact3;
    
            double fact4;
    
            double zoneCM;
    
            double _a3;
    
            double b = 6356752.314;
    
            double a = 6378137;
    
            double e = 0.081819191;
    
            double e1sq = 0.006739497;
    
            double k0 = 0.9996;
    
        }
    
        private class Digraphs {
            private Map digraph1 = new Hashtable();
    
            private Map digraph2 = new Hashtable();
    
            private String[] digraph1Array = {"A", "B", "C", "D", "E", "F", "G", "H",
                    "J", "K", "L", "M", "N", "P", "Q", "R", "S", "T", "U", "V", "W", "X",
                    "Y", "Z"};
    
            private String[] digraph2Array = {"V", "A", "B", "C", "D", "E", "F", "G",
                    "H", "J", "K", "L", "M", "N", "P", "Q", "R", "S", "T", "U", "V"};
    
            public Digraphs() {
            }
    
            {
                digraph1.put(new Integer(1), "A");
                digraph1.put(new Integer(2), "B");
                digraph1.put(new Integer(3), "C");
                digraph1.put(new Integer(4), "D");
                digraph1.put(new Integer(5), "E");
                digraph1.put(new Integer(6), "F");
                digraph1.put(new Integer(7), "G");
                digraph1.put(new Integer(8), "H");
                digraph1.put(new Integer(9), "J");
                digraph1.put(new Integer(10), "K");
                digraph1.put(new Integer(11), "L");
                digraph1.put(new Integer(12), "M");
                digraph1.put(new Integer(13), "N");
                digraph1.put(new Integer(14), "P");
                digraph1.put(new Integer(15), "Q");
                digraph1.put(new Integer(16), "R");
                digraph1.put(new Integer(17), "S");
                digraph1.put(new Integer(18), "T");
                digraph1.put(new Integer(19), "U");
                digraph1.put(new Integer(20), "V");
                digraph1.put(new Integer(21), "W");
                digraph1.put(new Integer(22), "X");
                digraph1.put(new Integer(23), "Y");
                digraph1.put(new Integer(24), "Z");
    
                digraph2.put(new Integer(0), "V");
                digraph2.put(new Integer(1), "A");
                digraph2.put(new Integer(2), "B");
                digraph2.put(new Integer(3), "C");
                digraph2.put(new Integer(4), "D");
                digraph2.put(new Integer(5), "E");
                digraph2.put(new Integer(6), "F");
                digraph2.put(new Integer(7), "G");
                digraph2.put(new Integer(8), "H");
                digraph2.put(new Integer(9), "J");
                digraph2.put(new Integer(10), "K");
                digraph2.put(new Integer(11), "L");
                digraph2.put(new Integer(12), "M");
                digraph2.put(new Integer(13), "N");
                digraph2.put(new Integer(14), "P");
                digraph2.put(new Integer(15), "Q");
                digraph2.put(new Integer(16), "R");
                digraph2.put(new Integer(17), "S");
                digraph2.put(new Integer(18), "T");
                digraph2.put(new Integer(19), "U");
                digraph2.put(new Integer(20), "V");
    
            }
    
            public int getDigraph1Index(String letter) {
                for (int i = 0; i < digraph1Array.length; i++) {
                    if (digraph1Array[i].equals(letter)) {
                        return i + 1;
                    }
                }
    
                return -1;
            }
    
            public int getDigraph2Index(String letter) {
                for (int i = 0; i < digraph2Array.length; i++) {
                    if (digraph2Array[i].equals(letter)) {
                        return i;
                    }
                }
    
                return -1;
            }
    
            public String getDigraph1(int longZone, double easting) {
                int a1 = longZone;
                double a2 = 8 * ((a1 - 1) % 3) + 1;
    
                double a3 = easting;
                double a4 = a2 + ((int) (a3 / 100000)) - 1;
                return (String) digraph1.get(new Integer((int) Math.floor(a4)));
            }
    
            public String getDigraph2(int longZone, double northing) {
                int a1 = longZone;
                double a2 = 1 + 5 * ((a1 - 1) % 2);
                double a3 = northing;
                double a4 = (a2 + ((int) (a3 / 100000)));
                a4 = (a2 + ((int) (a3 / 100000.0))) % 20;
                a4 = Math.floor(a4);
                if (a4 < 0) {
                    a4 = a4 + 19;
                }
                return (String) digraph2.get(new Integer((int) Math.floor(a4)));
    
            }
    
        }
    
        private class LatZones {
            private char[] letters = {'A', 'C', 'D', 'E', 'F', 'G', 'H', 'J', 'K',
                    'L', 'M', 'N', 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W', 'X', 'Z'};
    
            private int[] degrees = {-90, -84, -72, -64, -56, -48, -40, -32, -24, -16,
                    -8, 0, 8, 16, 24, 32, 40, 48, 56, 64, 72, 84};
    
            private char[] negLetters = {'A', 'C', 'D', 'E', 'F', 'G', 'H', 'J', 'K',
                    'L', 'M'};
    
            private int[] negDegrees = {-90, -84, -72, -64, -56, -48, -40, -32, -24,
                    -16, -8};
    
            private char[] posLetters = {'N', 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W',
                    'X', 'Z'};
    
            private int[] posDegrees = {0, 8, 16, 24, 32, 40, 48, 56, 64, 72, 84};
    
            private int arrayLength = 22;
    
            public LatZones() {
            }
    
            public int getLatZoneDegree(String letter) {
                char ltr = letter.charAt(0);
                for (int i = 0; i < arrayLength; i++) {
                    if (letters[i] == ltr) {
                        return degrees[i];
                    }
                }
                return -100;
            }
    
            public String getLatZone(double latitude) {
                int latIndex = -2;
                int lat = (int) latitude;
    
                if (lat >= 0) {
                    int len = posLetters.length;
                    for (int i = 0; i < len; i++) {
                        if (lat == posDegrees[i]) {
                            latIndex = i;
                            break;
                        }
    
                        if (lat > posDegrees[i]) {
                            continue;
                        } else {
                            latIndex = i - 1;
                            break;
                        }
                    }
                } else {
                    int len = negLetters.length;
                    for (int i = 0; i < len; i++) {
                        if (lat == negDegrees[i]) {
                            latIndex = i;
                            break;
                        }
    
                        if (lat < negDegrees[i]) {
                            latIndex = i - 1;
                            break;
                        } else {
                            continue;
                        }
    
                    }
    
                }
    
                if (latIndex == -1) {
                    latIndex = 0;
                }
                if (lat >= 0) {
                    if (latIndex == -2) {
                        latIndex = posLetters.length - 1;
                    }
                    return String.valueOf(posLetters[latIndex]);
                } else {
                    if (latIndex == -2) {
                        latIndex = negLetters.length - 1;
                    }
                    return String.valueOf(negLetters[latIndex]);
    
                }
            }
    
        }
    
    }
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  • 原文地址:https://www.cnblogs.com/lsy131479/p/12402918.html
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