2016-09-30 181 views
0

如何使用Google fit API計算用戶覆蓋的距離? 目前我使用谷歌飛度紀錄API這樣的:Google Fit API:從Google fit獲取距離

DataReadRequest readRequest = new DataReadRequest.Builder() 
        .aggregate(DataType.TYPE_DISTANCE_DELTA, DataType.AGGREGATE_DISTANCE_DELTA) 
        .bucketByTime(1, TimeUnit.DAYS) 
        .setTimeRange(startTime, endTime, TimeUnit.MILLISECONDS) 
        .build(); 

      DataReadResult dataReadResult = 
        Fitness.HistoryApi.readData(mGoogleApiClient, readRequest).await(1, TimeUnit.MINUTES); 

但這並不返回任何值 有誰線索?

+0

您是否找到任何解決方案?面對同樣的問題。 – Smeet

+0

沒有..仍然面臨着同樣的問題 –

回答

1

你需要當實例GoogleApiClient.Builder多加一個範圍:

「.addScope(新的Scope(Scopes.FITNESS_LOCATION_READ))」

而且你還需要在清單文件中添加此權限獲得位置權限:

,並在活動中,添加這個方法:

public void request_location_permission() { 

    // If location permission was not granted yet, request it. Otherwise, request nothing and 
    // just do what you want. 
    if (ContextCompat.checkSelfPermission(this, Manifest.permission.ACCESS_FINE_LOCATION) != 
    PackageManager.PERMISSION_GRANTED) { 

    PermissionUtils.requestPermission(this, LOCATION_PERMISSION_REQUEST_CODE, 
     Manifest.permission.ACCESS_FINE_LOCATION, false); 

    } else { 
    process(); 
    } 
} 

PermissionUtils是我自己的類,你可以用它來有一個提示一下,如果你想看到的結果第一:

public abstract class PermissionUtils { 

/** 
* Requests the fine location permission. If a rationale with an additional explanation should 
* be shown to the user, displays a dialog that triggers the request. 
*/ 
public static void requestPermission(AppCompatActivity activity, int requestId, 
            String permission, boolean finishActivity) { 
    if (ActivityCompat.shouldShowRequestPermissionRationale(activity, permission)) { 

     // Display a dialog with rationale, this dialog wil request permission by itself. 
     PermissionUtils.RationaleDialog.newInstance(requestId, finishActivity) 
       .show(activity.getSupportFragmentManager(), "dialog"); 
    } else { 

     // Location permission has not been granted yet, request it. 
     ActivityCompat.requestPermissions(activity, new String[]{permission}, requestId); 
    } 
} 

/** 
* Checks if the result contains a {@link PackageManager#PERMISSION_GRANTED} result for a 
* permission from a runtime permissions request. 
* 
* @see android.support.v4.app.ActivityCompat.OnRequestPermissionsResultCallback 
*/ 
public static boolean isPermissionGranted(String[] grantPermissions, int[] grantResults, 
              String permission) { 
    for (int i = 0; i < grantPermissions.length; i++) { 
     if (permission.equals(grantPermissions[i])) { 
      return grantResults[i] == PackageManager.PERMISSION_GRANTED; 
     } 
    } 
    return false; 
} 

/** 
* A dialog that displays a permission denied message. 
*/ 
public static class PermissionDeniedDialog extends DialogFragment { 

    private static final String ARGUMENT_FINISH_ACTIVITY = "finish"; 

    private boolean mFinishActivity = false; 

    /** 
    * Creates a new instance of this dialog and optionally finishes the calling Activity 
    * when the 'Ok' button is clicked. 
    */ 
    public static PermissionDeniedDialog newInstance(boolean finishActivity) { 
     Bundle arguments = new Bundle(); 
     arguments.putBoolean(ARGUMENT_FINISH_ACTIVITY, finishActivity); 

     PermissionDeniedDialog dialog = new PermissionDeniedDialog(); 
     dialog.setArguments(arguments); 
     return dialog; 
    } 

    @Override 
    public Dialog onCreateDialog(Bundle savedInstanceState) { 
     mFinishActivity = getArguments().getBoolean(ARGUMENT_FINISH_ACTIVITY); 

     return new AlertDialog.Builder(getActivity()) 
       .setMessage(R.string.location_permission_denied) 
       .setPositiveButton(android.R.string.ok, null) 
       .create(); 
    } 

    @Override 
    public void onDismiss(DialogInterface dialog) { 
     super.onDismiss(dialog); 
     if (mFinishActivity) { 
      Toast.makeText(getActivity(), R.string.permission_required_toast, 
        Toast.LENGTH_SHORT).show(); 
      getActivity().finish(); 
     } 
    } 
} 

/** 
* A dialog that explains the use of the location permission and requests the necessary 
* permission. 
* <p> 
* The activity should implement 
* {@link android.support.v4.app.ActivityCompat.OnRequestPermissionsResultCallback} 
* to handle permit or denial of this permission request. 
*/ 
public static class RationaleDialog extends DialogFragment { 

    private static final String ARGUMENT_PERMISSION_REQUEST_CODE = "requestCode"; 

    private static final String ARGUMENT_FINISH_ACTIVITY = "finish"; 

    private boolean mFinishActivity = false; 

    /** 
    * Creates a new instance of a dialog displaying the rationale for the use of the location 
    * permission. 
    * <p> 
    * The permission is requested after clicking 'ok'. 
    * 
    * @param requestCode Id of the request that is used to request the permission. It is 
    *      returned to the 
    *      {@link android.support.v4.app.ActivityCompat.OnRequestPermissionsResultCallback}. 
    * @param finishActivity Whether the calling Activity should be finished if the dialog is 
    *      cancelled. 
    */ 
    public static RationaleDialog newInstance(int requestCode, boolean finishActivity) { 
     Bundle arguments = new Bundle(); 
     arguments.putInt(ARGUMENT_PERMISSION_REQUEST_CODE, requestCode); 
     arguments.putBoolean(ARGUMENT_FINISH_ACTIVITY, finishActivity); 
     RationaleDialog dialog = new RationaleDialog(); 
     dialog.setArguments(arguments); 
     return dialog; 
    } 

    @Override 
    public Dialog onCreateDialog(Bundle savedInstanceState) { 
     Bundle arguments = getArguments(); 
     final int requestCode = arguments.getInt(ARGUMENT_PERMISSION_REQUEST_CODE); 
     mFinishActivity = arguments.getBoolean(ARGUMENT_FINISH_ACTIVITY); 

     return new AlertDialog.Builder(getActivity()) 
       .setMessage(R.string.permission_rationale_location) 
       .setPositiveButton(android.R.string.ok, new DialogInterface.OnClickListener() { 
        @Override 
        public void onClick(DialogInterface dialog, int which) { 
         // After click on Ok, request the permission. 
         ActivityCompat.requestPermissions(getActivity(), 
           new String[]{Manifest.permission.ACCESS_FINE_LOCATION}, 
           requestCode); 
         // Do not finish the Activity while requesting permission. 
         mFinishActivity = false; 
        } 
       }) 
       .setNegativeButton(android.R.string.cancel, null) 
       .create(); 
    } 

    @Override 
    public void onDismiss(DialogInterface dialog) { 
     super.onDismiss(dialog); 
     if (mFinishActivity) { 
      Toast.makeText(getActivity(), 
        R.string.permission_required_toast, 
        Toast.LENGTH_SHORT) 
        .show(); 
      getActivity().finish(); 
     } 
    } 
} 

這是我的方式來創建自己的理性對話獲得授權位置許可的用戶,您可以通過搜索如何獲得谷歌的位置的權限以不同的方式做。

希望這會有所幫助,

Mttdat。

0

嘗試檢查如何使用Record a Workout指南。之後,記錄您的健身數據,請嘗試閱讀Working with Datasets指南,以訪問距離覆蓋的com.google.distance.delta數據類型。

下面是實際代碼示例的Google Fit repo

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號。這個人是不工作 –

+1

我有一個類似的問題,試圖訪問'新GoogleApiClient.Builder(本).addApi(Fitness.HISTORY_API).addScope(新的Scope(作用域。 FITNESS_ACTIVITY_READ_WRITE))',閱讀文檔數小時後,嘗試解決方案;想通了,只有這樣的權限來訪問谷歌Play服務,都在問,是當你從一個**簽名的應用程序運行**,你產生的SHA1鍵,谷歌的OAuth2用戶相同的密鑰庫。安裝一個調試簽名的apk,爲我解決了這個問題。 – Awi

1

經過很多努力,我解決了我的項目問題。如果你有問題,請告訴我,我會幫你的。你必須添加如下範圍:

.addScope(新的Scope(Scopes.FITNESS_LOCATION_READ))

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在哪裏添加範圍? –