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布局代码:
<?xml version="1.0" encoding="utf-8"?> <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android" android:layout_width="match_parent" android:layout_height="match_parent" android:gravity="center" android:orientation="vertical"> <ViewFlipper android:id="@+id/vf_view" android:layout_width="wrap_content" android:layout_height="wrap_content"/> </LinearLayout>
页面代码:
public class ViewAnimatorActivity extends Activity implements GestureDetector.OnGestureListener { private ViewFlipper mViewFlipper; private int[] images = {R.drawable.c0, R.drawable.c1, R.drawable.c2, R.drawable.c3, R.drawable.c4, R.drawable.c5}; private GestureDetector mDetector; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_animator); mDetector = new GestureDetector(this, this); mViewFlipper = (ViewFlipper)findViewById(R.id.vf_view); for (int i = 0; i < images.length; i++) {// 添加图片源 ImageView iv = new ImageView(this); iv.setImageResource(images[i]); iv.setScaleType(ImageView.ScaleType.FIT_XY); mViewFlipper.addView(iv, new LayoutParams(LayoutParams.MATCH_PARENT, LayoutParams.MATCH_PARENT)); } // mViewFlipper.setAutoStart(true);//设置自动播放 // mViewFlipper.setFlipInterval(2000);//设置时间间隔 } @Override public boolean onTouchEvent(MotionEvent event) { return mDetector.onTouchEvent(event); } @Override public boolean onFling(MotionEvent e1, MotionEvent e2, float velocityX, float velocityY) { Animation rInAnim = AnimationUtils.loadAnimation(ViewAnimatorActivity.this, R.anim.anim_view);//效果一 Animation rOutAnim = AnimationUtils.loadAnimation(ViewAnimatorActivity.this, R.anim.anim_view_out); //效果二 if (e2.getY() > e1.getY()) { mViewFlipper.setInAnimation(rInAnim); mViewFlipper.setOutAnimation(rOutAnim); mViewFlipper.showNext(); } else if (e2.getY() < e1.getY()) { mViewFlipper.setInAnimation(rOutAnim); mViewFlipper.setOutAnimation(rInAnim); mViewFlipper.showPrevious(); } return false; } @Override public boolean onDown(MotionEvent e) { return false; } @Override public void onShowPress(MotionEvent e) { } @Override public boolean onSingleTapUp(MotionEvent e) { return false; } @Override public boolean onScroll(MotionEvent e1, MotionEvent e2, float distanceX, float distanceY) { return false; } @Override public void onLongPress(MotionEvent e) { } }