Android 仿摩拜贴纸的动画

最近在摩拜上发现一个特别喜欢的动画效果  一眼就喜欢上了    然后就开始了我的模仿之路   在优快云搜索时发现原来我不是第一人   通过对其博客的观摩完成了一个简单的实现   

需要深入开发的可以去(http://blog.youkuaiyun.com/qq_28268507/article/details/74892372)很不错的资源需要的小伙伴看可以看看   好了废话不说了   直接上代码

activity_mian.xml

<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:tools="http://schemas.android.com/tools"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    tools:context="com.dc.copymobike.MainActivity">

    <com.mobike.library.MobikeView
        android:id="@+id/mobike_view"
        android:layout_width="match_parent"
        android:layout_height="match_parent">

    </com.mobike.library.MobikeView>

</LinearLayout>

MainActivity.class

public class MainActivity extends AppCompatActivity {

    private MobikeView mobike_view;
    private SensorManager sensorManager;
    private Sensor sensor;

    //将图片添加进数组
    private int[] images = {R.mipmap.share_fb,R.mipmap.share_kongjian,
            R.mipmap.share_pyq,R.mipmap.share_qq,
            R.mipmap.share_tw,R.mipmap.share_wechat,
            R.mipmap.share_weibo,
            R.mipmap.share_weibo};


    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
        //使左上角图标可点击，对应id为android.R.id.home
        getSupportActionBar().setDisplayHomeAsUpEnabled(true);
        getSupportActionBar().setTitle("仿摩拜单车的贴纸动画");
        initView();//对控件的初始化
        sensorManager = (SensorManager) getSystemService(Context.SENSOR_SERVICE);
        sensor = sensorManager.getDefaultSensor(Sensor.TYPE_ACCELEROMETER);

    }

    private void initView() {
        mobike_view = (MobikeView) findViewById(R.id.mobike_view);

        FrameLayout.LayoutParams layoutParams = new FrameLayout.LayoutParams(FrameLayout.LayoutParams.WRAP_CONTENT, FrameLayout.LayoutParams.WRAP_CONTENT);
        layoutParams.gravity = Gravity.CENTER;
        for (int i = 0; i < images.length; i++) {
            ImageView imageView = new ImageView(this);
            imageView.setImageResource(images[i]);
            imageView.setTag(R.id.mobike_view_circle_tag,true);
            mobike_view.addView(imageView,layoutParams);
        }
    }

    //回到设备主界面
    @Override
    public boolean onOptionsItemSelected(MenuItem item) {
        if (item.getItemId()==android.R.id.home){
            finish();
        }
        return super.onOptionsItemSelected(item);
    }

    @Override
    protected void onStart() {
        super.onStart();
        mobike_view.getmMobike().onStart();
    }

    @Override
    protected void onStop() {
        super.onStop();
        mobike_view.getmMobike().onStop();
    }

    @Override
    protected void onResume() {
        super.onResume();
        sensorManager.registerListener(listener,sensor,SensorManager.SENSOR_DELAY_UI);
    }

    @Override
    protected void onPause() {
        super.onPause();
        sensorManager.unregisterListener(listener);
    }

    private SensorEventListener listener = new SensorEventListener() {
        @Override
        public void onSensorChanged(SensorEvent sensorEvent) {
            //Sensor.TYPE_ACCELEROMETER:三轴加速度感应器 返回三个坐标轴的加速度  单位m/s2
            if (sensorEvent.sensor.getType()==Sensor.TYPE_ACCELEROMETER){
                float x = sensorEvent.values[0];
                float y = sensorEvent.values[1]*2.0f;
                mobike_view.getmMobike().onSensorChanged(-x,y);
            }
        }

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

        }
    };
}