增加了坐标转换

README.md

@@ -250,7 +250,12 @@ Cluster 示例
 | Promise getCurrentPosition(String coorType) | coorType 可为 `bd09ll` 或 `gcj02`，默认 `bd09ll`|`{"latitude": 0.0, "longitude": 0.0, "address": "", "province": "", "cityCode": "", "city": "", "district": "", "streetName": "", "streetNumber": ""}` Android: `{"latitude": 0.0, "longitude": 0.0, "direction": -1, "altitude": 0.0, "radius": 0.0, "address": "", "countryCode": "", "country": "", "province": "", "cityCode": "", "city": "", "district": "", "street": "", "streetNumber": "", "buildingId": "", "buildingName": ""}`
 | startLocating(function listener, String coorType) | 开始持续定位 |
 | stopLocating  | 停止持续定位 |
-
+| convertCoor({longitude,latitude}, CoorType from, CoorType to) | 支持坐标系转换： WGS84->BD09LL, WGS84->GCJ02, BD09LL->GCJ02, GCJ02->BD09LL|{ longitude: 113.965453, latitude: 22.535045 }
+convertCoor 样例
+```jsx
+Geolocation.convertCoor({latitude:param.lat,longitude:param.lng},CoorTypes.BD09ll,CoorTypes.GCJ02).then((data)=>{
+                }）;
+```
 #### GetDistance Methods
 | Method                    | Result
 | ------------------------- | -------

android/src/main/java/org/lovebing/reactnative/baidumap/module/GeolocationModule.java

@@ -15,6 +15,8 @@
 import com.baidu.location.LocationClient;
 import com.baidu.location.LocationClientOption;
 import com.baidu.location.LocationClientOption.LocationMode;
+import com.baidu.mapapi.CoordType;
+import com.baidu.mapapi.SDKInitializer;
 import com.baidu.mapapi.model.LatLng;
 import com.baidu.mapapi.search.core.PoiInfo;
 import com.baidu.mapapi.search.core.SearchResult;
@@ -33,8 +35,15 @@
 import com.facebook.react.bridge.WritableMap;
 import org.lovebing.reactnative.baidumap.support.AppUtils;
 
+
 import java.util.List;
 
+import static com.baidu.mapapi.CoordType.BD09LL;
+import static com.baidu.mapapi.CoordType.GCJ02;
+import static com.baidu.mapapi.utils.CoordinateConverter.CoordType.COMMON;
+import static com.baidu.mapapi.utils.CoordinateConverter.CoordType.GPS;
+
+
 /**
  * Created by lovebing on 2016/10/28.
  */
@@ -96,6 +105,137 @@ protected LatLng getBaiduCoorFromGPSCoor(LatLng sourceLatLng) {
 
     }
 
+    @ReactMethod
+    public void getGCJ02CoorFromWGS84Coor(double lat, double lng,Promise promise) {
+        WritableMap params = Arguments.createMap();
+        CoordType coord = SDKInitializer.getCoordType();
+        boolean isSetCoord = false;
+
+
+        if (coord != BD09LL){
+            SDKInitializer.setCoordType(BD09LL);
+            isSetCoord = true;
+        }
+        LatLng src=new LatLng(lat,lng);
+        CoordinateConverter converter  = new CoordinateConverter()
+                .from(GPS)
+                .coord(src);
+        //转换坐标
+        LatLng tempdest = converter.convert();
+
+
+        if (isSetCoord){
+            SDKInitializer.setCoordType(coord);
+        }
+
+
+
+        if (coord != GCJ02){
+            SDKInitializer.setCoordType(GCJ02);
+            isSetCoord = true;
+        }
+
+        CoordinateConverter descconverter  = new CoordinateConverter()
+                .from(CoordinateConverter.CoordType.BD09LL)
+                .coord(tempdest);
+        //转换坐标
+        LatLng dest = descconverter.convert();
+        params.putDouble("latitude", dest.latitude);
+        params.putDouble("longitude", dest.longitude);
+        if (isSetCoord){
+            SDKInitializer.setCoordType(coord);
+
+        }
+        //System.out.println("getGCJ02CoorFromWGS84Coor lat:"+lat+"lng:"+lng+" to "+"lat:"+dest.latitude+" lng:"+dest.longitude);
+
+        promise.resolve(params);
+    }
+
+    @ReactMethod
+    public void getBD09LLCoorFromWGS84Coor(double lat, double lng,Promise promise) {
+        WritableMap params = Arguments.createMap();
+        CoordType coord = SDKInitializer.getCoordType();
+        boolean isSetCoord = false;
+
+        if (coord!= BD09LL){
+            SDKInitializer.setCoordType(BD09LL);
+
+            isSetCoord = true;
+        }
+        LatLng src = new LatLng(lat,lng);
+        CoordinateConverter converter  = new CoordinateConverter()
+                .from(GPS)
+                .coord(src);
+        //转换坐标
+        LatLng dest = converter.convert();
+        params.putDouble("latitude", dest.latitude);
+        params.putDouble("longitude", dest.longitude);
+        if (isSetCoord){
+            SDKInitializer.setCoordType(coord);
+
+        }
+        //System.out.println("getBD09LLCoorFromWGS84Coor lat:"+lat+"lng:"+lng+" to "+"lat:"+dest.latitude+" lng:"+dest.longitude);
+
+        promise.resolve(params);
+    }
+
+
+    @ReactMethod
+    public void getGCJ02CoorFromBD09LLCoor(double lat, double lng,Promise promise) {
+
+        WritableMap params = Arguments.createMap();
+        CoordType coord = SDKInitializer.getCoordType();
+        boolean isSetCoord = false;
+
+        if (coord != GCJ02){
+            SDKInitializer.setCoordType(GCJ02);
+
+            isSetCoord =true;
+        }
+        LatLng src = new LatLng(lat,lng);
+        CoordinateConverter converter  = new CoordinateConverter()
+                .from(CoordinateConverter.CoordType.BD09LL)
+                .coord(src);
+        //转换坐标
+        LatLng dest = converter.convert();
+        params.putDouble("latitude", dest.latitude);
+        params.putDouble("longitude", dest.longitude);
+        if (isSetCoord){
+            SDKInitializer.setCoordType(coord);
+
+        }
+        //System.out.println("getGCJ02CoorFromBD09LLCoor lat:"+lat+"lng:"+lng+" to "+"lat:"+dest.latitude+" lng:"+dest.longitude);
+        promise.resolve(params);
+
+    }
+    @ReactMethod
+    public void getBD09LLCoorFromGCJ02Coor(double lat, double lng,Promise promise) {
+        WritableMap params = Arguments.createMap();
+        CoordType coord = SDKInitializer.getCoordType();
+        boolean isSetCoord = false;
+
+        if (coord != BD09LL){
+            SDKInitializer.setCoordType(BD09LL);
+
+            isSetCoord= true;
+        }
+        LatLng src = new LatLng(lat,lng);
+        CoordinateConverter converter = new CoordinateConverter()
+                .from(COMMON)
+                .coord(src);
+        //转换坐标
+        LatLng dest = converter.convert();
+        params.putDouble("latitude", dest.latitude);
+        params.putDouble("longitude", dest.longitude);
+        if (isSetCoord){
+            SDKInitializer.setCoordType(coord);
+
+        }
+        //System.out.println("getBD09LLCoorFromGCJ02Coor lat:"+lat+"lng:"+lng+" to "+"lat:"+dest.latitude+" lng:"+dest.longitude);
+
+        promise.resolve(params);
+    }
+
     @ReactMethod
     public void convertGPSCoor(double lat, double lng, Promise promise) {
         Log.i("convertGPSCoor", "convertGPSCoor");

index.js

@@ -14,7 +14,9 @@ import _MapTypes from './js/MapTypes';
 import _Geolocation from './js/Geolocation';
 import _GetDistance from './js/GetDistance';
 import _Overlay from './js/Overlay/index';
+import _CoorTypes from './js/CoorTypes';
 
+export const CoorTypes = _CoorTypes;
 export const MapView = _MapView;
 export const MapTypes = _MapTypes;
 export const Geolocation = _Geolocation;

ios/RCTBaiduMap/GeolocationModule.m

@@ -7,7 +7,7 @@
 //
 
 #import "GeolocationModule.h"
-
+#import <BaiduMapAPI_Utils/BMKUtilsComponent.h>
 
 @implementation GeolocationModule
 
@@ -106,6 +106,68 @@ - (NSMutableDictionary *)getLocationEventData:(BMKLocation* _Nullable)location o
     resolve(coor);
 }
 
+
+
+RCT_EXPORT_METHOD(getGCJ02CoorFromWGS84Coor:(double)lat lng:(double)lng
+                  resolver:(RCTPromiseResolveBlock)resolve
+                  rejecter:(RCTPromiseRejectBlock)reject) {
+    CLLocationCoordinate2D src = CLLocationCoordinate2DMake(lat, lng);
+    CLLocationCoordinate2D desc = BMKCoordTrans(src, BMK_COORDTYPE_GPS,BMK_COORDTYPE_COMMON);
+    NSDictionary* coor = @{
+                           @"latitude": @(desc.latitude),
+                           @"longitude": @(desc.longitude)
+                           };
+    NSLog(@"getGCJ02CoorFromWGS84Coor lat:%f lng:%f  to lat:%f lng:%f",lat,lng,desc.latitude,desc.longitude);
+
+    resolve(coor);
+}
+
+
+RCT_EXPORT_METHOD(getBD09LLCoorFromWGS84Coor:(double)lat lng:(double)lng
+                  resolver:(RCTPromiseResolveBlock)resolve
+                  rejecter:(RCTPromiseRejectBlock)reject) {
+    CLLocationCoordinate2D src = CLLocationCoordinate2DMake(lat, lng);
+    CLLocationCoordinate2D desc = BMKCoordTrans(src, BMK_COORDTYPE_GPS,BMK_COORDTYPE_BD09LL);
+    NSDictionary* coor = @{
+                           @"latitude": @(desc.latitude),
+                           @"longitude": @(desc.longitude)
+                           };
+
+    NSLog(@"getBD09LLCoorFromWGS84Coor lat:%f lng:%f  to lat:%f lng:%f",lat,lng,desc.latitude,desc.longitude);
+    resolve(coor);
+}
+
+
+
+RCT_EXPORT_METHOD(getGCJ02CoorFromBD09LLCoor:(double)lat lng:(double)lng
+                  resolver:(RCTPromiseResolveBlock)resolve
+                  rejecter:(RCTPromiseRejectBlock)reject) {
+    CLLocationCoordinate2D src = CLLocationCoordinate2DMake(lat, lng);
+    CLLocationCoordinate2D desc = BMKCoordTrans(src, BMK_COORDTYPE_BD09LL,BMK_COORDTYPE_COMMON);
+    NSDictionary* coor = @{
+                           @"latitude": @(desc.latitude),
+                           @"longitude": @(desc.longitude)
+                           };
+
+    NSLog(@"getGCJ02CoorFromBD09LLCoor lat:%f lng:%f  to lat:%f lng:%f",lat,lng,desc.latitude,desc.longitude);
+    resolve(coor);
+}
+
+
+RCT_EXPORT_METHOD(getBD09LLCoorFromGCJ02Coor:(double)lat lng:(double)lng
+                  resolver:(RCTPromiseResolveBlock)resolve
+                  rejecter:(RCTPromiseRejectBlock)reject) {
+
+    CLLocationCoordinate2D src = CLLocationCoordinate2DMake(lat, lng);
+    CLLocationCoordinate2D desc = BMKCoordTrans(src,BMK_COORDTYPE_COMMON,BMK_COORDTYPE_BD09LL);
+    NSDictionary* coor = @{
+                           @"latitude": @(desc.latitude),
+                           @"longitude": @(desc.longitude)
+                           };
+    NSLog(@"getBD09LLCoorFromGCJ02Coor lat:%f lng:%f  to lat:%f lng:%f",lat,lng,desc.latitude,desc.longitude);
+    resolve(coor);
+}
+
 RCT_EXPORT_METHOD(geocode:(NSString *)city addr:(NSString *)addr) {
 
     [self getGeocodesearch].delegate = self;

js/CoorTypes.js

@@ -7,5 +7,6 @@
 
 export default {
   BD09ll: 'bd09ll',
-  GCJ02: 'gcj02'
+  GCJ02: 'gcj02',
+  WGS84:'wgs84'
 };

js/Geolocation.js

@@ -16,7 +16,7 @@ import React, {
   Component,
   PropTypes
 } from 'react';
-
+import CoorTypes from './CoorTypes'
 
 const _module = NativeModules.BaiduGeolocationModule;
 
@@ -125,5 +125,61 @@ export default {
       _locatingUpdateListener.handler.remove();
       _locatingUpdateListener.handler = null;
     }
+  },
+  convertCoor(source,fromCoorType,toCoorType ) {
+    return new Promise((resolve, reject) => {
+      if (fromCoorType==CoorTypes.WGS84){
+        if (toCoorType==CoorTypes.BD09ll){
+          try {
+            _module.getBD09LLCoorFromWGS84Coor(source.latitude,source.longitude).then((data)=>{
+              resolve(data);
+            });
+          }
+          catch (e) {
+            reject(e);
+            return;
+          }
+
+        }else if (toCoorType==CoorTypes.GCJ02){
+          try {
+            _module.getGCJ02CoorFromWGS84Coor(source.latitude,source.longitude).then((data)=>{
+              resolve(data);
+            });
+          }
+          catch (e) {
+            reject(e);
+            return;
+          }
+
+        }
+      }else if (fromCoorType==CoorTypes.BD09ll && toCoorType==CoorTypes.GCJ02){
+        try {
+          _module.getGCJ02CoorFromBD09LLCoor(source.latitude,source.longitude).then((data)=>{
+            resolve(data);
+          });
+        }
+        catch (e) {
+          reject(e);
+          return;
+        }
+      }
+      else if (fromCoorType==CoorTypes.GCJ02 && toCoorType==CoorTypes.BD09ll){
+        try {
+          _module.getBD09LLCoorFromGCJ02Coor(source.latitude,source.longitude).then((data)=>{
+            resolve(data);
+          });
+        }
+        catch (e) {
+          reject(e);
+          return;
+        }
+      }else{
+        reject("不支持");
+        return;
+      }
+
+    });
+
   }
+
 };