left_in:<?xml version="1.0" encoding="utf-8"?>
<set xmlns:android="http://schemas.android.com/apk/res/android"
android:fillAfter="true"
android:duration="1000"
>
<translate
android:fromXDelta="-100%p"
android:toXDelta="0"
>
</translate>
<rotate
android:fromDegrees="0"
android:toDegrees="360"
android:pivotX="50%"
android:pivotY="50%"
></rotate>
</set>
left_out:
<?xml version="1.0" encoding="utf-8"?>
<set xmlns:android="http://schemas.android.com/apk/res/android"
android:fillAfter="true"
android:duration="1000"
>
<translate
android:fromXDelta="0"
android:toXDelta="-100%p"
>
</translate>
<rotate
android:fromDegrees="0"
android:toDegrees="-360"
android:pivotX="50%"
android:pivotY="50%"
>
</rotate>
</set>right_in:
<?xml version="1.0" encoding="utf-8"?>
<set xmlns:android="http://schemas.android.com/apk/res/android"
android:fillAfter="true"
android:duration="1000"
>
<translate
android:fromXDelta="100%p"
android:toXDelta="0"
>
</translate>
<rotate
android:fromDegrees="0"
android:toDegrees="-360"
android:pivotX="50%"
android:pivotY="50%"
></rotate>
</set>right_out:
<?xml version="1.0" encoding="utf-8"?>
<set xmlns:android="http://schemas.android.com/apk/res/android"
android:fillAfter="true"
android:duration="1000"
>
<translate
android:fromXDelta="0"
android:toXDelta="100%p"
>
</translate>
<rotate
android:fromDegrees="0"
android:toDegrees="360"
android:pivotX="50%"
android:pivotY="50%"
>
</rotate>
</set>
<?xml version="1.0" encoding="utf-8"?><LinearLayout xmlns:android="http://schemas.android.com/apk/res/android" xmlns:app="http://schemas.android.com/apk/res-auto" xmlns:tools="http://schemas.android.com/tools" android:layout_width="match_parent" android:layout_height="match_parent"
tools:context="com.zking.y2_android20_gestrue.MainActivity"> <ViewFlipper android:layout_width="match_parent" android:layout_height="match_parent" android:id="@+id/vf_main_image" > </ViewFlipper></LinearLayout>
public class MainActivity extends AppCompatActivity {
private ViewFlipper viewFlipper;
private int []images={R.drawable.image2,R.drawable.image3,R.drawable.image4};
private GestureDetector gd;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
//ViewFlipper容器用来装图片
viewFlipper = (ViewFlipper) findViewById(R.id.vf_main_image);
for (int i = 0; i < images.length; i++) {
ImageView iv=new ImageView(this);
iv.setImageResource(images[i]);
viewFlipper.addView(iv);
}
//实例化一个手势检测器的类
gd = new GestureDetector(this, new GestureDetector.OnGestureListener() {
@Override
public boolean onDown(MotionEvent motionEvent) {
Log.i("test","按下:onDown");
return false;
}
@Override
public void onShowPress(MotionEvent motionEvent) {
Log.i("test","按下但还未抬起:onShowPress");
}
@Override
public boolean onSingleTapUp(MotionEvent motionEvent) {
Log.i("test","按一下，立即抬起:onSingleTapUp");
return false;
}
@Override
public boolean onScroll(MotionEvent motionEvent, MotionEvent motionEvent1, float v, float v1) {
Log.i("test","滚动:onScroll");
return false;
}
@Override
public void onLongPress(MotionEvent motionEvent) {
Log.i("test","长时间按下：onLongPress");
}
@Override
public boolean onFling(MotionEvent e1, MotionEvent e2, float v, float v1) {
Log.i("test","拖动：onFling");
if(e2.getX()-e1.getX()>200){
Toast.makeText(MainActivity.this, "右滑，上一张", Toast.LENGTH_SHORT).show();
viewFlipper.showPrevious();
//左进右出
viewFlipper.setInAnimation(MainActivity.this,R.anim.left_in);
viewFlipper.setOutAnimation(MainActivity.this,R.anim.right_out);
}
if(e1.getX()-e2.getX()>200){
Toast.makeText(MainActivity.this, "左滑，下一张", Toast.LENGTH_SHORT).show();
viewFlipper.showNext();
//左出右进
viewFlipper.setInAnimation(MainActivity.this,R.anim.right_in);
viewFlipper.setOutAnimation(MainActivity.this,R.anim.left_out);
}
return false;
}
});
}
@Override
public boolean onTouchEvent(MotionEvent event) {
return gd.onTouchEvent(event);
}
}
