Android自动播放Banner图片轮播效果

 int length = mList.size();
 View view = LayoutInflater.from(mContext).inflate(R.layout.banner_view,this,true);
 LinearLayout ll = (LinearLayout) view.findViewById(R.id.ll_points);
 vp= (ViewPager) view.findViewById(R.id.vp);
 ll.removeAllViews();
 LinearLayout.LayoutParams ll_parmas = new LinearLayout.LayoutParams(LayoutParams.WRAP_CONTENT,LayoutParams.WRAP_CONTENT);
 ll_parmas.leftMargin=5;
 ll_parmas.rightMargin=5;
 for(int i=0;i() {
//  @Override
//  public boolean onException(Exception e, String model, Target target, boolean isFirstResource) {
//  Log.d("yu","Faile:"+e.toString());
//  return false;
//  }
//
//  @Override
//  public boolean onResourceReady(GlideDrawable resource, String model, Target target, boolean isFromMemoryCache, boolean isFirstResource) {
//  imgforview.setImageDrawable(resource);
//  return false;
//  }
// }).into(imgforview);
// Log.d("yu","url: "+mList.get(i).getDrawableforurl());
 }
 mViews.add(imgforview);
 }

 vp.setAdapter(new MyAdapter());
 vp.addOnPageChangeListener(onPageChange);

private Runnable task = new Runnable() {
 @Override
 public void run() {
 if(isAuto){
 currentItem = currentItem%(mViews.size());
// Log.d("yu","runalbe "+currentItem);
 if(currentItem==0){
  vp.setCurrentItem(currentItem,false);
 }else{
  vp.setCurrentItem(currentItem);
 }
 currentItem++;
 mHandle.postDelayed(task,delaytime);
 }else{
 mHandle.postDelayed(task,delaytime);
 }
 }
 };

 public void onPageScrollStateChanged(int state) {

 switch (state){
 case ViewPager.SCROLL_STATE_IDLE://用户什么都没有操作
  isAuto=true;
  currentItem = vp.getCurrentItem();
//  Log.d("yu","IDLE"+currentItem);
//  if(vp.getCurrentItem()==mViews.size()){
//  vp.setCurrentItem(0,false);
//  }
  break;
 case ViewPager.SCROLL_STATE_DRAGGING://正在滑动
  isAuto =false;
  break;
 case ViewPager.SCROLL_STATE_SETTLING://滑动结束
  isAuto=true;
  break;

 }
 }

 /**
 * Indicates that the pager is in an idle, settled state. The current page
 * is fully in view and no animation is in progress.
 */
 public static final int SCROLL_STATE_IDLE = 0;

 /**
 * Indicates that the pager is currently being dragged by the user.
 */
 public static final int SCROLL_STATE_DRAGGING = 1;

 /**
 * Indicates that the pager is in the process of settling to a final position.
 */
 public static final int SCROLL_STATE_SETTLING = 2;