Accelerometer API : Sensor « Hardware « Android

1. Android
2. Hardware
3. Sensor

Accelerometer API

   
package app.test;

import android.app.Activity;
import android.content.Context;
import android.hardware.Sensor;
import android.hardware.SensorEvent;
import android.hardware.SensorEventListener;
import android.hardware.SensorManager;
import android.os.Bundle;
import android.widget.TextView;

public class Test extends Activity implements SensorEventListener {
  TextView textView;
  StringBuilder builder = new StringBuilder();

  @Override
  public void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    textView = new TextView(this);
    setContentView(textView);
    SensorManager manager = (SensorManager) getSystemService(Context.SENSOR_SERVICE);
    if (manager.getSensorList(Sensor.TYPE_ACCELEROMETER).size() == 0) {
      textView.setText("No accelerometer installed");
    } else {
      Sensor accelerometer = manager.getSensorList(
          Sensor.TYPE_ACCELEROMETER).get(0);
      if (!manager.registerListener(this, accelerometer,
          SensorManager.SENSOR_DELAY_GAME)) {
        textView.setText("Couldn't register sensor listener");
      }
    }
  }

  @Override
  public void onSensorChanged(SensorEvent event) {
    builder.setLength(0);
    builder.append("x: ");
    builder.append(event.values[0]);
    builder.append(", y: ");
    builder.append(event.values[1]);
    builder.append(", z: ");
    builder.append(event.values[2]);
    textView.setText(builder.toString());
  }

  @Override
  public void onAccuracyChanged(Sensor sensor, int accuracy) {

  }
}

   
    
    
  

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