content: package com.cpacm.demo.circularfloatingactionmenu_demo;
  
  import android.app.Activity;
  import android.app.Fragment;
  import android.os.Bundle;
  import android.view.LayoutInflater;
  import android.view.Menu;
  import android.view.MenuItem;
  import android.view.View;
  import android.view.ViewGroup;
  import android.widget.ImageView;
  
  import com.cpacm.library.FloatingActionButton;
  import com.cpacm.library.FloatingActionMenu;
  import com.cpacm.library.SubActionButton;
  
  
  public class MenuWithCustomAnimationActivity extends Activity {
  
      @Override
      protected void onCreate(Bundle savedInstanceState) {
          super.onCreate(savedInstanceState);
          setContentView(R.layout.activity_menu_with_custom_animation);
          if (savedInstanceState == null) {
              getFragmentManager().beginTransaction()
                      .add(R.id.container, new CustomAnimationDemoFragment())
                      .commit();
          }
      }
  
  
      @Override
      public boolean onCreateOptionsMenu(Menu menu) {
          // Inflate the menu; this adds items to the action bar if it is present.
          getMenuInflater().inflate(R.menu.menu_with_custom_animation, menu);
          return true;
      }
  
      @Override
      public boolean onOptionsItemSelected(MenuItem item) {
          // Handle action bar item clicks here. The action bar will
          // automatically handle clicks on the Home/Up button, so long
          // as you specify a parent activity in AndroidManifest.xml.
          int id = item.getItemId();
          if (id == R.id.action_settings) {
              return true;
          }
          return super.onOptionsItemSelected(item);
      }
  
      /**
       * A placeholder fragment containing a simple view.
       */
      public static class CustomAnimationDemoFragment extends Fragment {
  
          public CustomAnimationDemoFragment() {
          }
  
          @Override
          public View onCreateView(LayoutInflater inflater, ViewGroup container,
                  Bundle savedInstanceState) {
              View rootView = inflater.inflate(R.layout.fragment_menu_with_custom_animation, container, false);
  
              ImageView fabContent = new ImageView(getActivity());
              fabContent.setImageDrawable(getResources().getDrawable(R.drawable.ic_action_settings));
  
              FloatingActionButton darkButton = new FloatingActionButton.Builder(getActivity())
                                                    .setTheme(FloatingActionButton.THEME_DARK)
                                                    .setContentView(fabContent)
                                                    .setPosition(FloatingActionButton.POSITION_BOTTOM_CENTER)
                                                    .build();
  
              SubActionButton.Builder rLSubBuilder = new SubActionButton.Builder(getActivity())
                                                     .setTheme(SubActionButton.THEME_DARK);
              ImageView rlIcon1 = new ImageView(getActivity());
              ImageView rlIcon2 = new ImageView(getActivity());
              ImageView rlIcon3 = new ImageView(getActivity());
              ImageView rlIcon4 = new ImageView(getActivity());
              ImageView rlIcon5 = new ImageView(getActivity());
  
              rlIcon1.setImageDrawable(getResources().getDrawable(R.drawable.ic_action_chat));
              rlIcon2.setImageDrawable(getResources().getDrawable(R.drawable.ic_action_camera));
              rlIcon3.setImageDrawable(getResources().getDrawable(R.drawable.ic_action_video));
              rlIcon4.setImageDrawable(getResources().getDrawable(R.drawable.ic_action_place));
              rlIcon5.setImageDrawable(getResources().getDrawable(R.drawable.ic_action_headphones));
  
              // Set 4 SubActionButtons
              FloatingActionMenu centerBottomMenu = new FloatingActionMenu.Builder(getActivity())
                      .setStartAngle(0)
                      .setEndAngle(-180)
                      .setAnimationHandler(new SlideInAnimationHandler())
                      .addSubActionView(rLSubBuilder.setContentView(rlIcon1).build())
                      .addSubActionView(rLSubBuilder.setContentView(rlIcon2).build())
                      .addSubActionView(rLSubBuilder.setContentView(rlIcon3).build())
                      .addSubActionView(rLSubBuilder.setContentView(rlIcon4).build())
                      .addSubActionView(rLSubBuilder.setContentView(rlIcon5).build())
                      .attachTo(darkButton)
                      .build();
  
              return rootView;
          }
      }
  }
  