PhoneGap的百度定位API插件
PhoneGap的地理定位API实际上使用的是HTML5的方法，在我开发过程中发现不少手机并不能使用HTML5的定位方法，估计是ROM默认拒绝了请求。本插件使用百度定位API的SDK开发，目前还比较简单只是简单的使用NATIVE调用百度API获取经纬坐标返回给前端JS。
github: https://github.com/phpcxy/PhoneGap-BaiduLocPlugin
github: https://github.com/phpcxy/PhoneGap-BaiduLocPlugin
标签： PhoneGap
代码片段(2)
[代码] [Java]代码
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package com.yourname.app; |
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import android.util.Log; |
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import com.baidu.location.BDLocation; |
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import com.baidu.location.BDLocationListener; |
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import com.baidu.location.LocationClient; |
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import com.baidu.location.LocationClientOption; |
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import org.apache.cordova.api.Plugin; |
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import org.apache.cordova.api.PluginResult; |
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import org.json.JSONArray; |
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import org.json.JSONException; |
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import org.json.JSONObject; |
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public class BaiduLocPlugin extends Plugin { |
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private LocationClient mLocationClient = null; |
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private MyLocationListenner myListener = new MyLocationListenner(); |
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private JSONObject jsonObj = new JSONObject(); |
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private PluginResult result = null; |
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|
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public PluginResult execute(String action, JSONArray args, String callbackId) { |
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|
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if (action.equals("get")) { |
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|
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cordova.getActivity().runOnUiThread(new RunnableLoc()); |
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|
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} else if(action.equals("stop")) { |
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mLocationClient.stop(); |
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result = new PluginResult(PluginResult.Status.OK); |
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} else { |
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result = new PluginResult(PluginResult.Status.INVALID_ACTION); |
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} |
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|
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|
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// waiting ui thread to finish |
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while (this.result == null) { |
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try { |
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Thread.sleep(100); |
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} catch (InterruptedException e) { |
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// ignoring exception, since we have to wait |
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// ui thread to finish |
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} |
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} |
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|
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|
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return this.result; |
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|
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|
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} |
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|
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@Override |
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public void onDestroy(){ |
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if (mLocationClient != null && mLocationClient.isStarted()){ |
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mLocationClient.stop(); |
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mLocationClient = null; |
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} |
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super.onDestroy(); |
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} |
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|
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|
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class RunnableLoc implements Runnable { |
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|
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public void run() { |
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mLocationClient = new LocationClient(cordova.getActivity()); |
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LocationClientOption option = new LocationClientOption(); |
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|
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option.setOpenGps(false); |
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option.setCoorType("bd09ll"); |
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option.setPriority(LocationClientOption.NetWorkFirst); |
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option.setProdName("BaiduLoc"); |
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option.setScanSpan(5000); |
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mLocationClient.setLocOption(option); |
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|
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mLocationClient.registerLocationListener( myListener ); |
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mLocationClient.start(); |
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mLocationClient.requestLocation(); |
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|
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} |
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} |
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|
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|
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public class MyLocationListenner implements BDLocationListener { |
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|
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public void onReceiveLocation(BDLocation location) { |
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if (location == null) |
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return; |
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|
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try { |
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jsonObj.put("Latitude",location.getLatitude()); |
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jsonObj.put("Longitude", location.getLongitude()); |
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jsonObj.put("LocType", location.getLocType()); |
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jsonObj.put("Radius", location.getRadius()); |
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|
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if (location.getLocType() == BDLocation.TypeGpsLocation){ |
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jsonObj.put("Speed", location.getSpeed()); |
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jsonObj.put("SatelliteNumber", location.getSatelliteNumber()); |
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} else if (location.getLocType() == BDLocation.TypeNetWorkLocation){ |
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jsonObj.put("AddrStr", location.getAddrStr()); |
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} |
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|
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result = new PluginResult(PluginResult.Status.OK, jsonObj); |
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|
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} catch (JSONException e) { |
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// TODO Auto-generated catch block |
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result = new PluginResult(PluginResult.Status.JSON_EXCEPTION); |
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} |
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|
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} |
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|
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|
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public void onReceivePoi(BDLocation poiLocation) { |
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// TODO Auto-generated method stub |
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|
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} |
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|
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|
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} |
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|
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} |
[代码] [JavaScript]代码
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window.Location = function(success,fail,act) { |
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if(act){ |
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var action = act; |
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}else{ |
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var action = 'get'; |
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} |
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cordova.exec(function(pos){ |
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var errcode = pos.LocType; |
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if(errcode == 61 || errcode == 65 || errcode == 161){ |
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success(pos); |
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}else{ |
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fail(errcode); |
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} |
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},fail,"BaiduLocPlugin", action , []); |
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}; |
