android.content.Intent#getFloatArrayExtra ( )源码实例Demo

@Override
protected void onActivityResult(int requestCode, int resultCode, @Nullable Intent data) {

    super.onActivityResult(requestCode, resultCode, data);
    if (resultCode == RESULT_OK) switch (requestCode) {
        case CODE_FOR_CROP: {
            float[] points = data.getFloatArrayExtra(Constant.CLIP_POINTS);
            String name = data.getStringExtra(Constant.PROFILE_NAME);
            insertDataToDB(new ProfileEntity(1, name, points[0], points[1], points[2], points[3]));
            new SweetAlertDialog(ProfileActivity.this, SweetAlertDialog.SUCCESS_TYPE).setTitleText("Image Cropped").setConfirmText("Ok").show();
            profiles.add(new Profile(name, points[0], points[1], points[2], points[3]));
            mProfileAdapter.notifyDataSetChanged();
            break;
        }
        case Constant.CODE_FOR_SCREEN_CAPTURE: {
            MediaProjectionHelper.setMediaProjectionManager(mMediaProjectionManager);
            MediaProjectionHelper.setScreenshotPermission(data);
            startService(mScreenshotIntent);
            finish();
            break;
        }
    }
}
 

/**
 * updates sensors data
 * @param intent the update intent from Service
 */
private void updateSensorsData(Intent intent){
    float accelerometerMatrix[] = intent.getFloatArrayExtra(ACCELEROMETER_KEY);
    Log.d(TAG,"Accelerometer x = "+accelerometerMatrix[0]+" y = "+accelerometerMatrix[1]+" z = "+accelerometerMatrix[2]);
    accelerometerValues.add(accelerometerMatrix);
    float gyroscopeMatrix[] = intent.getFloatArrayExtra(GYROSCOPE_KEY);
    Log.d(TAG,"Gyroscope x = "+gyroscopeMatrix[0]+" y = "+gyroscopeMatrix[1]+" z = "+gyroscopeMatrix[2]);
    gyroscopeValues.add(gyroscopeMatrix);
}
 

protected void onActivityResult(int requestCode,
                                int resultCode, Intent data) {
  if (requestCode == TTS_DATA_CHECK) {
    if (resultCode == TextToSpeech.Engine.CHECK_VOICE_DATA_PASS) {
      tts = new TextToSpeech(this, new TextToSpeech.OnInitListener() {
        public void onInit(int status) {
          if (status == TextToSpeech.SUCCESS) {
            ttsIsInit = true;
            if (tts.isLanguageAvailable(Locale.UK) >= 0)
              tts.setLanguage(Locale.UK);
            tts.setPitch(0.8f);
            tts.setSpeechRate(1.1f);
            speak();
          }
        }
      });
    } else {
      Intent installVoice = new Intent(TextToSpeech.Engine.ACTION_INSTALL_TTS_DATA);
      startActivity(installVoice);
    }
  }

  // Listing 14-3: Finding the results of a speech recognition request
  if (requestCode == VOICE_RECOGNITION && resultCode == RESULT_OK) {
    ArrayList<String> results = data.getStringArrayListExtra(RecognizerIntent.EXTRA_RESULTS);
    float[] confidence = data.getFloatArrayExtra(RecognizerIntent.EXTRA_CONFIDENCE_SCORES);
    // TODO Do something with the recognized voice strings
  }
}
 

/**
 * Utility to get the position extras from an intent.
 *
 * @param intent the intent.
 * @return the position as accuracy, speed, bearing.
 */
public static float[] getPositionExtras(Intent intent) {
    if (intent == null) {
        return null;
    }
    float[] positionExtras = intent.getFloatArrayExtra(GPS_SERVICE_POSITION_EXTRAS);
    return positionExtras;
}
 

public static float[] getFloatArrayExtra(Intent intent, String name) {
    if (!hasIntent(intent) || !hasExtra(intent, name)) return null;
    return intent.getFloatArrayExtra(name);
}