Android Open Source - opentok-android-sdk-samples Subscriber Quality Fragment

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License

The source code is released under:
Apache License
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Java Source Code

package com.opentok.android.demo.ui.fragments;
// w  ww.java2s.  c  om
import com.opentok.android.demo.opentoksamples.R;
import com.opentok.android.demo.opentoksamples.UIActivity;
import com.opentok.android.demo.ui.fragments.SubscriberControlFragment.SubscriberCallbacks;

import android.app.Activity;
import android.app.Fragment;
import android.content.res.Configuration;
import android.os.Bundle;
import android.util.DisplayMetrics;
import android.util.Log;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.view.animation.AlphaAnimation;
import android.widget.ImageButton;
import android.widget.RelativeLayout;
import android.widget.RelativeLayout.LayoutParams;

public class SubscriberQualityFragment extends Fragment  {
  
  private static final String LOGTAG = "demo-UI-sub-quality-fragment";
  
  private static final int ANIMATION_DURATION = 500;
  
  private boolean mSubscriberWidgetVisible = false;
  private ImageButton congestionIndicator;
  private RelativeLayout mSubQualityContainer;
  private UIActivity openTokActivity;

    private CongestionLevel congestion = CongestionLevel.Low;
    
    public enum CongestionLevel {
       High(2), Mid(1), Low(0);
       
       private int congestionLevel;
       
       private CongestionLevel(int congestionLevel) {
         this.congestionLevel = congestionLevel;
       }
       
       public int getCongestionLevel() {
         return congestionLevel;
       }
    }
  
    @Override
  public void onAttach(Activity activity) {
    super.onAttach(activity);
    Log.i(LOGTAG, "On attach Subscriber control fragment");
    openTokActivity = (UIActivity) activity;
    if (!(activity instanceof SubscriberCallbacks)) {
      throw new IllegalStateException(
          "Activity must implement fragment's callback");
    }

  }

  @Override
  public void onActivityCreated(Bundle savedInstanceState) {
    super.onActivityCreated(savedInstanceState);
  }

  @Override
  public View onCreateView(LayoutInflater inflater, ViewGroup container,
      Bundle savedInstanceState) {

    View rootView = inflater.inflate(R.layout.layout_fragment_sub_quality,
        container, false);

    mSubQualityContainer = (RelativeLayout) openTokActivity
        .findViewById(R.id.fragment_sub_quality_container);

    congestionIndicator = (ImageButton) rootView
        .findViewById(R.id.congestionIndicator);
    
    if (openTokActivity.getResources().getConfiguration().orientation == Configuration.ORIENTATION_LANDSCAPE) {
      RelativeLayout.LayoutParams params = (RelativeLayout.LayoutParams) container
          .getLayoutParams();

      DisplayMetrics metrics = new DisplayMetrics();
      openTokActivity.getWindowManager().getDefaultDisplay()
          .getMetrics(metrics);

      params.width = metrics.widthPixels - openTokActivity.dpToPx(48);
      container.setLayoutParams(params);
    }

    return rootView;
  }
  @Override
  public void onStart() {
    super.onStart();
  }

  @Override
  public void onResume() {
    super.onResume();
  }

  @Override
  public void onPause() {
    super.onPause();
  }

  @Override
  public void onStop() {
    super.onStop();
  }

  @Override
  public void onDestroyView() {
    super.onDestroyView();
  }

  @Override
  public void onDestroy() {
    super.onDestroy();
  }

  @Override
  public void onDetach() {
    super.onDetach();

    Log.i(LOGTAG, "On detach Subscriber control fragment");
  }
  
  public void showSubscriberWidget(boolean show) {
    if (show) {
      switch (congestion) {
        case High:
          this.congestionIndicator.setImageResource(R.drawable.high_congestion);
          break;
        case Mid:
          this.congestionIndicator.setImageResource(R.drawable.mid_congestion);
          break;
        case Low:
          break;
        
        default:
            break;
      }
    }
    else {
      Log.i(LOGTAG, "Hidding subscriber quality");
    }
    
    showSubscriberWidget(show, true);
    
  }
  
  private void showSubscriberWidget(boolean show, boolean animate) {
    mSubQualityContainer.clearAnimation();
    mSubscriberWidgetVisible = show;
    float dest = show ? 1.0f : 0.0f;
    AlphaAnimation aa = new AlphaAnimation(1.0f - dest, dest);
    aa.setDuration(animate ? ANIMATION_DURATION : 1);
    aa.setFillAfter(true);
    mSubQualityContainer.startAnimation(aa);

    if (show) {
      mSubQualityContainer.setVisibility(View.VISIBLE);
    } else {
      mSubQualityContainer.setVisibility(View.GONE);
    }
  }
  
  public CongestionLevel getCongestion() {
    return congestion;
  }

  public void setCongestion(CongestionLevel high) {
    this.congestion = high;
  }

  public boolean isSubscriberWidgetVisible() {
    return mSubscriberWidgetVisible;
  }

  public RelativeLayout getSubQualityContainer() {
    return mSubQualityContainer;
  }
}
Java Source Code List
