Android中ViewFlipper的使用及设置动画效果实例详解

float velocityY) { // 返回当前正在显示的子视图的索引

displayedChildIndex = myViewFlipper.getDisplayedChild(); final ImageView iv = (ImageView) myViewFlipper.getChildAt(

displayedChildIndex).findViewById(R.id.view_image); if (e2.getX() - e1.getX() >= 100 && e1.getY() - e2.getY() >= 100) {

AnimationSet outAnim = (AnimationSet) AnimationUtils.loadAnimation( this, R.anim.collect_treasure);

iv.startAnimation(outAnim); outAnim.setAnimationListener(new AnimationListener() {

public void onAnimationStart(Animation animation) { }

public void onAnimationRepeat(Animation animation) { }

public void onAnimationEnd(Animation animation) { showNextView();

AnimationSet downAnim = (AnimationSet) AnimationUtils .loadAnimation(MainActivity.this, R.anim.up_or_down);

treasure_btn.setAnimation(downAnim); iv.clearAnimation();

} });

} else if (e1.getX() - e2.getX() >= 100 && e2.getY() - e1.getY() >= 100) { AnimationSet outAnim = (AnimationSet) AnimationUtils.loadAnimation(

this, R.anim.throw_garbage); iv.startAnimation(outAnim);

outAnim.setAnimationListener(new AnimationListener() { public void onAnimationStart(Animation animation) {

} public void onAnimationRepeat(Animation animation) {

} public void onAnimationEnd(Animation animation) {

showNextView(); AnimationSet leftAnim = (AnimationSet) AnimationUtils

.loadAnimation(MainActivity.this, R.anim.left_or_right);

garbage_btn.setAnimation(leftAnim); iv.clearAnimation();

} });

} else if (e1.getX() - e2.getX() >= 100) { showNextView();