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wangcongtao
2020-12-07 16:30:47 +08:00
parent e1082ac994
commit c57daad4eb
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88
modules/mogo-module-common/src/main/java/com/mogo/module/common/utils/CoordinateSystemTransformationUtil.java Normal file
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package com.mogo.module.common.utils;
import java.math.BigDecimal;
/**
* 坐标系转化
*
* @author linyang
* @since 2020.10.21
*/
public class CoordinateSystemTransformationUtil {
private static final double x_PI = 52.35987755982988D;
private static final double PI = 3.141592653589793D;
private static final double a = 6378245.0D;
private static final double ee = 0.006693421622965943D;
public static final boolean outOfChina( double lat, double lng ) {
return lng <= 73.66D || lng >= 135.05D || lat <= 3.86D || lat >= 53.55D;
}
private static final double transformLat( double lng, double lat ) {
double ret = -100.0D + 2.0D * lng + 3.0D * lat + 0.2D * lat * lat + 0.1D * lng * lat + 0.2D * Math.sqrt( Math.abs( lng ) );
ret += ( 20.0D * Math.sin( 6.0D * lng * 3.141592653589793D ) + 20.0D * Math.sin( 2.0D * lng * 3.141592653589793D ) ) * 2.0D / 3.0D;
ret += ( 20.0D * Math.sin( lat * 3.141592653589793D ) + 40.0D * Math.sin( lat / 3.0D * 3.141592653589793D ) ) * 2.0D / 3.0D;
ret += ( 160.0D * Math.sin( lat / 12.0D * 3.141592653589793D ) + ( double ) 320 * Math.sin( lat * 3.141592653589793D / 30.0D ) ) * 2.0D / 3.0D;
return ret;
}
private static final double transformLon( double lng, double lat ) {
double ret = 300.0D + lng + 2.0D * lat + 0.1D * lng * lng + 0.1D * lng * lat + 0.1D * Math.sqrt( Math.abs( lng ) );
ret += ( 20.0D * Math.sin( 6.0D * lng * 3.141592653589793D ) + 20.0D * Math.sin( 2.0D * lng * 3.141592653589793D ) ) * 2.0D / 3.0D;
ret += ( 20.0D * Math.sin( lng * 3.141592653589793D ) + 40.0D * Math.sin( lng / 3.0D * 3.141592653589793D ) ) * 2.0D / 3.0D;
ret += ( 150.0D * Math.sin( lng / 12.0D * 3.141592653589793D ) + 300.0D * Math.sin( lng / 30.0D * 3.141592653589793D ) ) * 2.0D / 3.0D;
return ret;
}
public static final double[] transformWgsToGcj( double wgLat, double wgLon ) {
double[] point = new double[2];
if ( outOfChina( wgLat, wgLon ) ) {
point[0] = wgLon;
point[1] = wgLat;
return point;
} else {
double dLat = transformLat( wgLon - 105.0D, wgLat - 35.0D );
double dLon = transformLon( wgLon - 105.0D, wgLat - 35.0D );
double radLat = wgLat / 180.0D * 3.141592653589793D;
double magic = Math.sin( radLat );
magic = ( double ) 1 - 0.006693421622965943D * magic * magic;
double sqrtMagic = Math.sqrt( magic );
dLat = dLat * 180.0D / ( 6335552.717000426D / ( magic * sqrtMagic ) * 3.141592653589793D );
dLon = dLon * 180.0D / ( 6378245.0D / sqrtMagic * Math.cos( radLat ) * 3.141592653589793D );
double mgLat = wgLat + dLat;
double mgLon = wgLon + dLon;
point[0] = dealRound( mgLon );
point[1] = dealRound( mgLat );
return point;
}
}
public static final double[] transformGcj02toWgs84( double lat, double lng ) {
double[] var10000;
if ( outOfChina( lat, lng ) ) {
var10000 = new double[]{lng, lat};
} else {
double dlat = transformLat( lng - 105.0D, lat - 35.0D );
double dlng = transformLon( lng - 105.0D, lat - 35.0D );
double radlat = lat / 180.0D * 3.141592653589793D;
double magic = Math.sin( radlat );
magic = ( double ) 1 - 0.006693421622965943D * magic * magic;
double sqrtmagic = Math.sqrt( magic );
dlat = dlat * 180.0D / ( 6335552.717000426D / ( magic * sqrtmagic ) * 3.141592653589793D );
dlng = dlng * 180.0D / ( 6378245.0D / sqrtmagic * Math.cos( radlat ) * 3.141592653589793D );
double mglat = lat + dlat;
double mglng = lng + dlng;
var10000 = new double[]{dealRound( lng * ( double ) 2 - mglng ), dealRound( lat * ( double ) 2 - mglat )};
}
return var10000;
}
private static final double dealRound( double value ) {
BigDecimal bg = new BigDecimal( value );
double result = bg.setScale( 6, 4 ).doubleValue();
return result;
}
}

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modules/mogo-module-common/src/main/java/com/mogo/module/common/utils/CoordinateUtils.java Normal file
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package com.mogo.module.common.utils;
import com.amap.api.maps.model.LatLng;
/**
* @author donghongyu
*/
public class CoordinateUtils {
private static double a = 6378245.0;
private static double ee = 0.00669342162296594323;
/**
* 手机GPS坐标转火星坐标
*
* @param wgLoc
* @return
*/
public static double[] transformFromWGSToGCJ( double lat, double lon ) {
//如果在国外，则默认不进行转换
if ( outOfChina( lat, lon ) ) {
return new double[]{lat, lon};
}
double dLat = transformLat( lon - 105.0,
lat - 35.0 );
double dLon = transformLon( lon - 105.0,
lat - 35.0 );
double radLat = lat / 180.0 * Math.PI;
double magic = Math.sin( radLat );
magic = 1 - ee * magic * magic;
double sqrtMagic = Math.sqrt( magic );
dLat = ( dLat * 180.0 ) / ( ( a * ( 1 - ee ) ) / ( magic * sqrtMagic ) * Math.PI );
dLon = ( dLon * 180.0 ) / ( a / sqrtMagic * Math.cos( radLat ) * Math.PI );
return new double[]{lat + dLat, lon + dLon};
}
/**
* 手机GPS坐标转火星坐标
*
* @param wgLoc
* @return
*/
public static LatLng transformFromWGSToGCJ( LatLng wgLoc ) {
//如果在国外，则默认不进行转换
if ( outOfChina( wgLoc.latitude, wgLoc.longitude ) ) {
return new LatLng( wgLoc.latitude, wgLoc.longitude );
}
double dLat = transformLat( wgLoc.longitude - 105.0,
wgLoc.latitude - 35.0 );
double dLon = transformLon( wgLoc.longitude - 105.0,
wgLoc.latitude - 35.0 );
double radLat = wgLoc.latitude / 180.0 * Math.PI;
double magic = Math.sin( radLat );
magic = 1 - ee * magic * magic;
double sqrtMagic = Math.sqrt( magic );
dLat = ( dLat * 180.0 ) / ( ( a * ( 1 - ee ) ) / ( magic * sqrtMagic ) * Math.PI );
dLon = ( dLon * 180.0 ) / ( a / sqrtMagic * Math.cos( radLat ) * Math.PI );
return new LatLng( wgLoc.latitude + dLat, wgLoc.longitude + dLon );
}
public static double transformLat( double x, double y ) {
double ret = -100.0 + 2.0 * x + 3.0 * y + 0.2 * y * y + 0.1 * x * y
+ 0.2 * Math.sqrt( x > 0 ? x : -x );
ret += ( 20.0 * Math.sin( 6.0 * x * Math.PI ) + 20.0 * Math.sin( 2.0 * x
* Math.PI ) ) * 2.0 / 3.0;
ret += ( 20.0 * Math.sin( y * Math.PI ) + 40.0 * Math.sin( y / 3.0
* Math.PI ) ) * 2.0 / 3.0;
ret += ( 160.0 * Math.sin( y / 12.0 * Math.PI ) + 320 * Math.sin( y
* Math.PI / 30.0 ) ) * 2.0 / 3.0;
return ret;
}
public static double transformLon( double x, double y ) {
double ret = 300.0 + x + 2.0 * y + 0.1 * x * x + 0.1 * x * y + 0.1
* Math.sqrt( x > 0 ? x : -x );
ret += ( 20.0 * Math.sin( 6.0 * x * Math.PI ) + 20.0 * Math.sin( 2.0 * x
* Math.PI ) ) * 2.0 / 3.0;
ret += ( 20.0 * Math.sin( x * Math.PI ) + 40.0 * Math.sin( x / 3.0
* Math.PI ) ) * 2.0 / 3.0;
ret += ( 150.0 * Math.sin( x / 12.0 * Math.PI ) + 300.0 * Math.sin( x
/ 30.0 * Math.PI ) ) * 2.0 / 3.0;
return ret;
}
public static boolean outOfChina( double lat, double lon ) {
if ( lon < 72.004 || lon > 137.8347 )
return true;
if ( lat < 0.8293 || lat > 55.8271 )
return true;
return false;
}
}