【转】 android 4.4 Step Counter Sensor计步器的使用

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Android 官方参考

https://source.android.com/devices/sensors/composite_sensors.html

https://developer.android.com/guide/topics/sensors/sensors_motion.html

Developer - Location and Sensors APIs

Developer - Sensors Overview

Sensors SDK API reference

Android Hardware Abstraction Layer - sensors.h

SensorManager

DEmo.zip下载

先简单实现下功能，明天在优化。

[java] view plaincopy





package com.example.stepdemp;

import android.content.Context;

import android.hardware.Sensor;

import android.hardware.SensorEvent;

import android.hardware.SensorEventListener;

import android.hardware.SensorManager;

import android.widget.Toast;

public class Pedometer implements SensorEventListener {

private SensorManager mSensorManager;

private Sensor mStepCount;

private Sensor mStepDetector;

private float mCount;//步行总数

private float mDetector;//步行探测器

private Context context;

private static final int sensorTypeD=Sensor.TYPE_STEP_DETECTOR;

private static final int sensorTypeC=Sensor.TYPE_STEP_COUNTER;

public Pedometer() {

}

public Pedometer(Context context) {

this.context = context;

mSensorManager = (SensorManager) context.getSystemService(Context.SENSOR_SERVICE);

mStepCount = mSensorManager.getDefaultSensor(sensorTypeC);

mStepDetector = mSensorManager.getDefaultSensor(sensorTypeD);

}

public void register(){

register(mStepCount, SensorManager.SENSOR_DELAY_FASTEST);

register(mStepDetector, SensorManager.SENSOR_DELAY_FASTEST);

}

public void unRegister(){

mSensorManager.unregisterListener(this);

}

private void register(Sensor sensor,int rateUs) {

mSensorManager.registerListener(this, sensor, rateUs);

}

@Override

public void onAccuracyChanged(Sensor sensor, int accuracy) {

}

@Override

public void onSensorChanged(SensorEvent event) {

if (event.sensor.getType()==sensorTypeC) {

setStepCount(event.values[0]);

}

if (event.sensor.getType()==sensorTypeD) {

if (event.values[0]==1.0) {

mDetector++;

}

}

}

public float getStepCount() {

return mCount;

}

private void setStepCount(float count) {

this.mCount = count;

}

public float getmDetector() {

return mDetector;

}

}