viewpager指示器 Android实现基于ViewPager的无限循环自动播放带指示器的轮播图CarouselFigureView控件

<?xml version="1.0" encoding="utf-8"?> 
<FrameLayout xmlns:android="http://schemas.android.com/apk/res/android" 
  xmlns:tools="http://schemas.android.com/tools" 
  android:layout_width="match_parent" 
  android:layout_height="match_parent" 
  android:fitsSystemWindows="true" 
  tools:context="com.winston.base.myviewpager.MainActivity"> 
  <com.winston.base.myviewpager.carousefigure.CarouselFigureView 
    android:id="@+id/carouselFigureView" 
    android:layout_width="match_parent" 
    android:layout_height="match_parent"/> 
</FrameLayout>

<pre name="code" class="html">package com.winston.base.myviewpager; 
import android.os.Bundle; 
import android.support.v7.app.AppCompatActivity; 
import android.view.View; 
import android.widget.ImageView; 
import com.nostra13.universalimageloader.core.ImageLoader; 
import com.nostra13.universalimageloader.core.ImageLoaderConfiguration; 
import com.winston.base.myviewpager.carousefigure.CarouseFigureBaseAdapter; 
import com.winston.base.myviewpager.carousefigure.CarouselFigureView; 
import java.util.ArrayList; 
import java.util.List; 
public class MainActivity extends AppCompatActivity { 
  private List<String> urls = new ArrayList<>(); 
  private CarouselFigureView carouselFigureView; 
  @Override 
  protected void onCreate(Bundle savedInstanceState) { 
    super.onCreate(savedInstanceState); 
    ImageLoader.getInstance().init(ImageLoaderConfiguration.createDefault(this)); 
    urls.add("http://h.hiphotos.baidu.com/image/h%3D300/sign=c9dd5806ab6eddc439e7b2fb09dab6a2/377adab44aed2e734cfdf0cf8101a18b87d6fa39.jpg"); 
    urls.add("http://e.hiphotos.baidu.com/image/h%3D300/sign=7aac96eab0003af352bada60052bc619/b58f8c5494eef01f76566e26e6fe9925bd317d96.jpg"); 
    urls.add("http://b.hiphotos.baidu.com/image/h%3D300/sign=c5d06d0ea5cc7cd9e52d32d909002104/32fa828ba61ea8d3946002e7910a304e241f5896.jpg"); 
    urls.add("http://f.hiphotos.baidu.com/image/h%3D360/sign=76a2918f0bb30f242a9aea05f894d192/a8014c086e061d9507500dd67ff40ad163d9cacd.jpg"); 
    setContentView(R.layout.activity_main); 
    carouselFigureView = (CarouselFigureView)findViewById(R.id.carouselFigureView); 
    carouselFigureView.setAdapter(new CarouseFigureBaseAdapter(){ 
      <pre name="code" class="html"><span style="white-space:pre">  </span>//这里返回要轮播的view的数量 
<span style="white-space:pre">  </span> @Override 
      public int getSize() { 
        return urls.size(); 
      } 
<span style="white-space:pre">  </span>//这里是关键，根据position返回对应的view（就是对于的轮播图） 
      @Override 
      public View getView(int position) { 
        ImageView view = new ImageView(MainActivity.this); 
        ImageLoader.getInstance().displayImage(urls.get(position),view); 
        return view; 
      } 
    }); 
    //设置指示点的大小,默认8 单位dp 
    carouselFigureView.setPointSize(16); 
    //设置指示点的颜色,默认选中红色 ，其他灰色 
//    carouselFigureView.setPointColor(Color.BLUE,Color.BLACK); 
    //设置指示点离底部具距离，默认40 单位dp 
//    carouselFigureView.setIndicatorMarginBottom(260); 
    //设置指示点间距，默认20 单位dp 
    carouselFigureView.setPointSpacing(40); 
    //设置是否显示指示器，默认显示 
//    carouselFigureView.isShowIndicator(false); 
  } 
  @Override 
  protected void onResume() { 
    super.onResume(); 
    //开始轮播 
    carouselFigureView.start(); 
  } 
  @Override 
  protected void onPause() { 
    super.onPause(); 
    //停止轮播 
    carouselFigureView.stop(); 
  } 
}