Android实现九宫格横向左右滑动

compile 'com.yhy:gvp:1.1.0'  
compile 'com.github.hackware1993:MagicIndicator:1.5.0'

repositories {
  ...
  maven {
    url "https://jitpack.io"
  }
}

@InjectView(R.id.grid_viewpager)
  GridViewPager gridViewpager;
  @InjectView(R.id.indicator_container)
  MagicIndicator indicatorContainer; 使用ButterKnife这里不多介绍
 
indexTypeAdapter=new IndexTypeAdapter(getActivity(),R.layout.item_index_type,typeDatas);//页面内容适配器
    gridViewpager.setGVPAdapter(indexTypeAdapter);
 
    Log.i("datas",(int) Math.ceil(typeDatas.size() / 10)+"");
    CommonNavigator commOnNavigator= new CommonNavigator(context);//指示器
    commonNavigator.setAdapter(new CommonNavigatorAdapter() {
      @Override
      public int getCount() {
        int num=typeDatas.size()/10;
        if(typeDatas.size() % 10>0){
          num++;
        }
        return typeDatas==null&＃63;0:num;
      }
 
      @Override
      public IPagerTitleView getTitleView(Context mContext, final int i) {
        CommonPagerTitleView commOnPagerTitleView= new CommonPagerTitleView(context);
        View view=View.inflate(context,R.layout.single_image_layout,null);
        final ImageView iv_image=view.findViewById(R.id.iv_image);
        iv_image.setImageResource(R.drawable.point_unfocused);
 
        commonPagerTitleView.setContentView(view);//指示器引入外部布局，可知指示器内容可根据需求设置，多样化
        commonPagerTitleView.setOnPagerTitleChangeListener(new CommonPagerTitleView.OnPagerTitleChangeListener() {
          @Override
          public void onSelected(int i, int i1) {
            iv_image.setImageResource(R.drawable.point_focused);
          }
 
          @Override
          public void onDeselected(int i, int i1) {
            iv_image.setImageResource(R.drawable.point_unfocused);
          }
 
          @Override
          public void onLeave(int i, int i1, float v, boolean b) {
 
          }
 
          @Override
          public void onEnter(int i, int i1, float v, boolean b) {
 
          }
        });
        return commonPagerTitleView;
      }
 
      @Override
      public IPagerIndicator getIndicator(Context context) {
        return null;
      }
    });
    indicatorContainer.setNavigator(commonNavigator);
    ViewPagerHelper.bind(indicatorContainer, gridViewpager);//页面内容与指示器关联

public class IndexTypeAdapter extends GVPAdapter {
  private Context context;
  public IndexTypeAdapter(Context context,int layoutResId, @Nullable List data) {
    super(layoutResId, data);
    this.cOntext=context;
  }
 
  @Override
  public void bind(View item, int position, IndexAllTypeBean.TypeListBean data) {
    CircleImageView iv_image=item.findViewById(R.id.iv_image);
    TextView tv_type_name=item.findViewById(R.id.tv_type_name);
    Picasso.with(context).load(data.getImageUrl()).into(iv_image);
    
      tv_type_name.setText(data.getName());
    
  }
}
//IndexAllTypeBean.TypeListBean 为数据内容实体类，不做介绍

//自定义圆形图片，可用ImageView 替代