compile project(':magicindicator')

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout 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:orientation="vertical"
  tools:context="net.lucode.hackware.magicindicatordemo.MainActivity">

  <net.lucode.hackware.magicindicator.MagicIndicator
      android:id="@+id/magic_indicator"
      android:layout_width="match_parent"
      android:layout_height="40dp" />
  
  <android.support.v4.view.ViewPager
      android:id="@+id/view_pager"
      android:layout_width="match_parent"
      android:layout_height="0dp"
      android:layout_weight="1" />

</LinearLayout>

MagicIndicator magicIndicator = (MagicIndicator) findViewById(R.id.magic_indicator);
CommonNavigator commonNavigator = new CommonNavigator(this);
commonNavigator.setAdapter(new CommonNavigatorAdapter() {

  @Override
  public int getCount() {
      return mTitleDataList == null ? 0 : mTitleDataList.size();
  }

  @Override
  public IPagerTitleView getTitleView(Context context, final int index) {
      ColorTransitionPagerTitleView colorTransitionPagerTitleView = new ColorTransitionPagerTitleView(context);
      colorTransitionPagerTitleView.setNormalColor(Color.GRAY);
      colorTransitionPagerTitleView.setSelectedColor(Color.BLACK);
      colorTransitionPagerTitleView.setText(mTitleDataList.get(index));
      colorTransitionPagerTitleView.setOnClickListener(new View.OnClickListener() {
          @Override
          public void onClick(View view) {
              mViewPager.setCurrentItem(index);
          }
      });
      return colorTransitionPagerTitleView;
  }

  @Override
  public IPagerIndicator getIndicator(Context context) {
      LinePagerIndicator indicator = new LinePagerIndicator(context);
      indicator.setMode(LinePagerIndicator.MODE_WRAP_CONTENT);
      return indicator;
  }
});
magicIndicator.setNavigator(commonNavigator);

SimpleViewPagerDelegate.with(magicIndicator, mViewPager).delegate();