Android Step Counter & Detector Sensor

Bertha 。 2023-10-17 16:11 186阅读 0赞

package zhangphil.sensor;
    
    import android.content.Context;
    import android.hardware.Sensor;
    import android.hardware.SensorEvent;
    import android.hardware.SensorEventListener;
    import android.hardware.SensorManager;
    import android.support.v7.app.AppCompatActivity;
    import android.os.Bundle;
    import android.util.Log;
    
    public class MainActivity extends AppCompatActivity {
        private String TAG = "ZHANG PHIL";
        private SensorManager mSensorManager;
    
        @Override
        protected void onCreate(Bundle savedInstanceState) {
            super.onCreate(savedInstanceState);
    
            startSensor();
        }
    
        /**
         * 启动传感器。
         */
        private void startSensor() {
            mSensorManager = (SensorManager) this.getSystemService(Context.SENSOR_SERVICE);
    
            Sensor mStepCounterSensor = mSensorManager.getDefaultSensor(Sensor.TYPE_STEP_COUNTER);
            Sensor mStepDetectorSensor = mSensorManager.getDefaultSensor(Sensor.TYPE_STEP_DETECTOR);
    
            if (mSensorManager == null || mStepCounterSensor == null || mStepDetectorSensor == null) {
                throw new UnsupportedOperationException("设备不支持");
            }
    
            mSensorManager.registerListener(mSensorEventListener, mStepCounterSensor, SensorManager.SENSOR_DELAY_NORMAL);
            mSensorManager.registerListener(mSensorEventListener, mStepDetectorSensor, SensorManager.SENSOR_DELAY_NORMAL);
        }
    
        private SensorEventListener mSensorEventListener = new SensorEventListener() {
            private float step, stepDetector;
    
            @Override
            public void onSensorChanged(SensorEvent sensorEvent) {
                /**
                 * 计步计数传感器传回的历史累积总步数
                 */
                if (sensorEvent.sensor.getType() == Sensor.TYPE_STEP_COUNTER) {
                    step = sensorEvent.values[0];
                    Log.d(TAG, "STEP_COUNTER:" + step);
                }
    
                /**
                 * 计步检测传感器检测到的步行动作是否有效？
                 */
                if (sensorEvent.sensor.getType() == Sensor.TYPE_STEP_DETECTOR) {
                    stepDetector = sensorEvent.values[0];
                    Log.d(TAG, "STEP_DETECTOR:" + stepDetector);
                    if (stepDetector == 1.0) {
                        Log.d(TAG, "一次有效的步行");
                    }
                }
            }
    
            @Override
            public void onAccuracyChanged(Sensor sensor, int i) {
    
            }
        };
    
        @Override
        protected void onDestroy() {
            super.onDestroy();
            mSensorManager.unregisterListener(mSensorEventListener);
        }
    }