viewpager 轮播框架---只需一行代码

<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:app="http://schemas.android.com/apk/res-auto"
android:orientation="vertical"
android:layout_width="match_parent"
android:layout_height="match_parent">

<com.jude.rollviewpager.RollPagerView
android:id="@+id/RollPasgerView"
android:layout_width="match_parent"
android:layout_height="200dp"
app:rollviewpager_play_delay="3000"
/>
</RelativeLayout>

RollPasgerView= (RollPagerView) findViewById(R.id.RollPasgerView);
//设置播放时间间隔
RollPasgerView.setPlayDelay(1000);
//设置透明度
RollPasgerView.setAnimationDurtion(500);
//设置适配器
RollPasgerView.setAdapter(new TestNormalAdapter());

private class TestNormalAdapter extends StaticPagerAdapter {

private int[] imgs = {R.drawable.a, R.drawable.b, R.drawable.c, R.drawable.d,};

@Override
public View getView(ViewGroup container, int position) {

ImageView view = new ImageView(container.getContext());

view.setImageResource(imgs[position]);

view.setScaleType(ImageView.ScaleType.CENTER_CROP);

view.setLayoutParams(new ViewGroup.LayoutParams(ViewGroup.LayoutParams.MATCH_PARENT, ViewGroup.LayoutParams.MATCH_PARENT));
return view;
}

@Override
public int getCount() {
return imgs.length;
}
}