android中的左右滑动

《android中的左右滑动》由会员上传分享，免费在线阅读，更多相关内容在行业资料-天天文库。

1、iphone中有很多应用都能够左右滑动，非常cool，关键是实现起来非常简单。android比起来就差远了，网上有不少帖子。我在这边重新分享下自己的经验吧，将实现细节详细解释下。FlingGallery这个类摘自网上，有少许修改。Java代码1.packagecom.nuomi.ui;2.3.importjava.util.HashSet;4.importjava.util.Set;5.6.importandroid.content.Context;7.importandroid.view.GestureD

2、etector;8.importandroid.view.KeyEvent;9.importandroid.view.MotionEvent;10.importandroid.view.View;11.importandroid.view.animation.Animation;12.importandroid.view.animation.AnimationUtils;13.importandroid.view.animation.Interpolator;14.importandroid.view.an

3、imation.Transformation;15.importandroid.widget.Adapter;16.importandroid.widget.FrameLayout;17.importandroid.widget.LinearLayout;18.19.20.publicclassFlingGalleryextendsFrameLayout21.{22.23.privateSetlisteners;24.privatefinalintswipe

4、_min_distance=120;25.privatefinalintswipe_max_off_path=250;26.privatefinalintswipe_threshold_veloicty=400;27.28.privateintmViewPaddingWidth=0;29.privateintmAnimationDuration=250;30.privatefloatmSnapBorderRatio=0.5f;31.privatebooleanmIsGalleryCircular=true;

5、32.33.privateintmGalleryWidth=0;34.privatebooleanmIsTouched=false;35.privatebooleanmIsDragging=false;36.privatefloatmCurrentOffset=0.0f;37.privatelongmScrollTimestamp=0;38.privateintmFlingDirection=0;39.privateintmCurrentPosition=0;40.privateintmCurrentVie

6、wNumber=0;41.42.privateContextmContext;43.privateAdaptermAdapter;44.privateFlingGalleryView[]mViews;45.privateFlingGalleryAnimationmAnimation;46.privateGestureDetectormGestureDetector;47.privateInterpolatormDecelerateInterpolater;48.49.publicFlingGallery(C

7、ontextcontext)50.{51.super(context);52.53.listeners=newHashSet();54.55.mContext=context;56.mAdapter=null;57.58.mViews=newFlingGalleryView[3];59.mViews[0]=newFlingGalleryView(0,this);60.mViews[1]=newFlingGalleryView(1,this);61.mView

8、s[2]=newFlingGalleryView(2,this);62.63.mAnimation=newFlingGalleryAnimation();64.mGestureDetector=newGestureDetector(newFlingGestureDetector());65.mDecelerateInterpolater=AnimationUtils.loadInterpolator(mConte