mxdldev / android-amap-track-collect

 //MainActivity：启动轨迹信息收集服务
  private void startTrackCollectService() {
    Intent intent = new Intent(this, TrackCollectService.class);
    startService(intent);
    bindService(intent, new ServiceConnection() {
      @Override
      public void onServiceConnected(ComponentName name, IBinder service) {
        mTrackCollection = (ITripTrackCollection) service;
      }

      @Override
      public void onServiceDisconnected(ComponentName name) {

      }
    }, Context.BIND_AUTO_CREATE);
  }

  //TripTrackCollection：开始采集数据
 @Override
  public void start() {
    startLocation();
    startCollect();
  }

  // 开启定位服务
  private void startLocation() {
    Log.v("MYTAG", "startLocation start...");
    // 初始定位服务
    if(mlocationClient == null){
      mlocationClient = new AMapLocationClient(mContext);
    }
    // 初始化定位参数
    AMapLocationClientOption mLocationOption = new AMapLocationClientOption();
    // 设置定位模式为高精度模式，Battery_Saving为低功耗模式，Device_Sensors是仅设备模式
    mLocationOption.setLocationMode(AMapLocationClientOption.AMapLocationMode.Hight_Accuracy);
    // 设置定位间隔,单位毫秒,默认为2000ms
    mLocationOption.setInterval(2000);
    // 设置定位参数
    mlocationClient.setLocationOption(mLocationOption);

    mLocationOption.setOnceLocation(false);// 是否定位一次
    // 此方法为每隔固定时间会发起一次定位请求，为了减少电量消耗或网络流量消耗，
    // 注意设置合适的定位时间的间隔（最小间隔支持为1000ms），并且在合适时间调用stopLocation()方法来取消定位请求
    // 在定位结束后，在合适的生命周期调用onDestroy()方法
    // 在单次定位情况下，定位无论成功与否，都无需调用stopLocation()方法移除请求，定位sdk内部会移除
    // 启动定位
    // 设置定位监听
    mlocationClient.setLocationListener(new AMapLocationListener() {
      @Override
      public void onLocationChanged(final AMapLocation amapLocation) {
        if (amapLocation != null && amapLocation.getErrorCode() == 0) {
          // 定位成功回调信息，设置相关消息
          // amapLocation.getLocationType();// 获取当前定位结果来源，如网络定位结果，详见定位类型表
          // amapLocation.getLatitude();// 获取纬度
          // amapLocation.getLongitude();// 获取经度
          // amapLocation.getAccuracy();// 获取精度信息
          if (mAMapLocationListener != null) {
            mAMapLocationListener.onLocationChanged(amapLocation);
          }
          if (mVectorThread == null) {
            mVectorThread = Executors.newSingleThreadExecutor();
          }
          Log.d("MYTAG",
              "lat:" + amapLocation.getLatitude() + "lon:" + amapLocation.getLongitude());
          // 避免阻塞UI主线程，开启一个单独线程来存入内存
          mVectorThread.execute(new Runnable() {
            @Override
            public void run() {
              mLocations
                  .add(new LocationInfo(amapLocation.getLatitude(), amapLocation.getLongitude()));
            }
          });
        } else {
          // 显示错误信息ErrCode是错误码，errInfo是错误信息，详见错误码表。
          Log.d("MYTAG", "location Error, ErrCode:" + amapLocation.getErrorCode() + ", errInfo:"
              + amapLocation.getErrorInfo());
          if(isshowerror){
            isshowerror = false;
            Toast.makeText(mContext, amapLocation.getErrorInfo(), Toast.LENGTH_LONG).show();
          }
        }
      }
    });
    mlocationClient.startLocation();
  }

  // 开启数据入库线程，二十秒秒中入一次库
  private void startCollect() {
    Log.v("MYTAG", "startCollect start...");
    if (mDataBaseThread == null) {
      mDataBaseThread = Executors.newSingleThreadScheduledExecutor();
    }
    mDataBaseThread.scheduleWithFixedDelay(new Runnable() {
      @Override
      public void run() {
        // 取出缓存数据
        StringBuffer stringBuffer = new StringBuffer();
        for (int i = 0; i < mLocations.size(); i++) {
          LocationInfo locationInfo = mLocations.get(i);
          stringBuffer.append(locationInfo.getLat()).append(",").append(locationInfo.getLon())
              .append("|");
        }
        // 取完之后清空数据
        mLocations.clear();
        String trackid = new SimpleDateFormat("yyyy-MM-dd").format(new Date());
        TripDBHelper.getInstance(mContext).addTrack(trackid, trackid, stringBuffer.toString());
      }
    }, 1000 * 20, 1000 * 20, TimeUnit.MILLISECONDS);
  }

 //停止采集
  @Override
  public void stop() {
    Log.v("MYTAG", "stop start...");
    if (mlocationClient != null) {
      mlocationClient.stopLocation();
      mlocationClient = null;
    }
    // 关闭Vector线程
    if (mVectorThread != null) {
      mVectorThread.shutdownNow();
      mVectorThread = null;
    }
    // 关闭SaveDabase线程
    if (mDataBaseThread != null) {
      mDataBaseThread.shutdownNow();
      mDataBaseThread = null;
    }
    // 定期任务关闭后，需要把最后的数据同步到数据库
    StringBuffer stringBuffer = new StringBuffer();
    for (int i = 0; i < mLocations.size(); i++) {
      LocationInfo locationInfo = mLocations.get(i);
      stringBuffer.append(locationInfo.getLat()).append(",").append(locationInfo.getLon())
          .append("|");
    }
    // 取完之后清空数据
    mLocations.clear();
    String trackid = new SimpleDateFormat("yyyy-MM-dd").format(new Date());
    TripDBHelper.getInstance(mContext).addTrack(trackid, trackid, stringBuffer.toString());
  }

//MainActivity：轨迹展示
  private void showTrack(List<LatLng> list) {
    if (list == null || list.size() == 0) {
      return;
    }

    final LatLngBounds.Builder mBuilder = new LatLngBounds.Builder();
    PolylineOptions polylineOptions = new PolylineOptions()
        .setCustomTexture(BitmapDescriptorFactory.fromResource(R.mipmap.ic_tour_track))
        .addAll(list);
    if (mMap != null) {
      mMap.clear();
      mMap.addPolyline(polylineOptions);
    }
    for (int i = 0; i < list.size(); i++) {
      mBuilder.include(list.get(i));
    }

    new Handler().postDelayed(new Runnable() {
      @Override
      public void run() {
        CameraUpdate cameraUpdate;
        // 判断,区域点计算出来,的两个点相同,这样地图视角发生改变,SDK5.0.0会出现异常白屏(定位到海上了)
        if (mBuilder != null && mMap != null) {
          LatLng northeast = mBuilder.build().northeast;
          if (northeast != null && northeast.equals(mBuilder.build().southwest)) {
            cameraUpdate = CameraUpdateFactory.newLatLng(mBuilder.build().southwest);
          } else {
            cameraUpdate = CameraUpdateFactory.newLatLngBounds(mBuilder.build(), 20);
          }
          mMap.animateCamera(cameraUpdate);
        }
      }

    }, 500);
  }

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  }