Android Open Source - android-sensor Orientation Activity

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License

The source code is released under:

Apache License

Java Source Code

/**
 * Copyright 2014 Jeff McKenzie/*from w ww.ja  va2s  .  c  o m*/
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * 
 *     http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package com.robowebi;

import android.app.Activity;
import android.hardware.Sensor;
import android.hardware.SensorEvent;
import android.hardware.SensorEventListener;
import android.hardware.SensorManager;
import android.os.Bundle;
import android.util.Log;
import android.widget.TextView;

/**
 * @author jeff
 * 
 */
public class OrientationActivity extends Activity implements
    SensorEventListener {

  private static final String tag = "OrientationActivity";
  private SensorManager sensorManager;

  private TextView vendor;
  private TextView version;
  private TextView accuracy;
  private TextView timestamp;
  private TextView sensorName;
  private TextView sensorPower;
  private TextView sensorResolution;
  private TextView sensorType;
  private TextView sensorMinDelay;
  private TextView sensorX;
  private TextView sensorY;
  private TextView sensorZ;

  private Sensor orientationSensor;

  @Override
  protected void onStart() {
    super.onStart();
    sensorManager.registerListener(this, orientationSensor,
        SensorManager.SENSOR_DELAY_UI);
  }

  @SuppressWarnings("deprecation")
  @Override
  public void onSensorChanged(SensorEvent event) {
    if (event.sensor.getType() == Sensor.TYPE_ORIENTATION) {
      Log.d(tag, String.format("TYPE_ORIENTATION|%s|%d|%f|%f|%f",
          event.sensor.getVendor(), event.sensor.getVersion(),
          event.values[0], event.values[1], event.values[2]));
      try {
        vendor.setText(event.sensor.getVendor());
        version.setText(String.valueOf(event.sensor.getVersion()));
        accuracy.setText(String.valueOf(event.accuracy));
        timestamp.setText(String.valueOf(event.timestamp));
        sensorName.setText(String.valueOf(event.sensor.getName()));
        sensorPower.setText(String.valueOf(event.sensor.getPower()));
        sensorResolution.setText(String.valueOf(event.sensor
            .getResolution()));
        sensorType.setText(String.valueOf(event.sensor.getType()));
        sensorMinDelay.setText(String.valueOf(event.sensor
            .getMinDelay()));
        sensorX.setText(String.valueOf(event.values[0]));
        sensorY.setText(String.valueOf(event.values[1]));
        sensorZ.setText(String.valueOf(event.values[2]));
      } catch (Exception e) {
        Log.d(tag, "Exception updating textFields", e);
      }
    }
  }

  @Override
  public void onAccuracyChanged(Sensor sensor, int accuracy) {
    Log.d(tag, String.format(
        "Sensor Accuracy Changed: %s Vendor: %s accuracy: %d",
        sensor.getName(), sensor.getVendor(), accuracy));
  }

  @SuppressWarnings("deprecation")
  @Override
  protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    Log.v(tag, "onCreate");
    setContentView(R.layout.sensor_layout);

    sensorManager = (SensorManager) getSystemService(SENSOR_SERVICE);
    orientationSensor = sensorManager
        .getDefaultSensor(Sensor.TYPE_ORIENTATION);
  }

  @Override
  protected void onResume() {
    super.onResume();
    Log.v(tag, "onResume");

    vendor = (TextView) findViewById(R.id.vendor);
    version = (TextView) findViewById(R.id.version);
    accuracy = (TextView) findViewById(R.id.accuracy);
    timestamp = (TextView) findViewById(R.id.timestamp);
    sensorName = (TextView) findViewById(R.id.sensorName);
    sensorPower = (TextView) findViewById(R.id.sensorPower);
    sensorResolution = (TextView) findViewById(R.id.sensorResolution);
    sensorType = (TextView) findViewById(R.id.sensorType);
    sensorMinDelay = (TextView) findViewById(R.id.sensorMinDelay);
    sensorX = (TextView) findViewById(R.id.sensorX);
    sensorY = (TextView) findViewById(R.id.sensorY);
    sensorZ = (TextView) findViewById(R.id.sensorZ);

    sensorManager.registerListener(this, orientationSensor,
        SensorManager.SENSOR_DELAY_UI);
  }

  @Override
  protected void onPause() {
    super.onPause();
    Log.v(tag, "onPause");
    sensorManager.unregisterListener(this);
  }
}

Java Source Code List

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