Implement screen orientation toggle

app/src/main/java/org/schabi/newpipe/player/AbstractPlayer.java

@@ -18,7 +18,6 @@ import android.preference.PreferenceManager;
 import android.support.v4.content.ContextCompat;
 import android.text.TextUtils;
 import android.util.Log;
-import android.view.Gravity;
 import android.view.Menu;
 import android.view.MenuItem;
 import android.view.SurfaceView;
@@ -232,8 +231,7 @@ public abstract class AbstractPlayer implements StateInterface, SeekBar.OnSeekBa
         if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN) playbackSeekBar.getThumb().setColorFilter(Color.RED, PorterDuff.Mode.SRC_IN);
         this.playbackSeekBar.getProgressDrawable().setColorFilter(Color.RED, PorterDuff.Mode.MULTIPLY);
 
-        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.KITKAT) this.qualityPopupMenu = new PopupMenu(context, qualityTextView, Gravity.CENTER | Gravity.BOTTOM);
-        else this.qualityPopupMenu = new PopupMenu(context, qualityTextView);
+        this.qualityPopupMenu = new PopupMenu(context, qualityTextView);
 
         ((ProgressBar) this.loadingPanel.findViewById(R.id.progressBarLoadingPanel)).getIndeterminateDrawable().setColorFilter(Color.WHITE, PorterDuff.Mode.MULTIPLY);
 
@@ -419,7 +417,7 @@ public abstract class AbstractPlayer implements StateInterface, SeekBar.OnSeekBa
         if (DEBUG) Log.d(TAG, "onBuffering() called");
         loadingPanel.setBackgroundColor(Color.TRANSPARENT);
         animateView(loadingPanel, true, 500, 0);
-        animateView(controlsRoot, false, 0, 0);
+        animateView(controlsRoot, false, 0, 0, true);
     }
 
     @Override

app/src/main/java/org/schabi/newpipe/player/ExoPlayerActivity.java

@@ -5,6 +5,7 @@ import android.content.BroadcastReceiver;
 import android.content.Context;
 import android.content.Intent;
 import android.content.IntentFilter;
+import android.content.pm.ActivityInfo;
 import android.graphics.Color;
 import android.media.AudioManager;
 import android.net.Uri;
@@ -173,6 +174,12 @@ public class ExoPlayerActivity extends Activity {
         getWindow().setFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN, WindowManager.LayoutParams.FLAG_FULLSCREEN);
     }
 
+    private void toggleOrientation() {
+        setRequestedOrientation(getResources().getDisplayMetrics().heightPixels > getResources().getDisplayMetrics().widthPixels
+                ? ActivityInfo.SCREEN_ORIENTATION_SENSOR_LANDSCAPE
+                : ActivityInfo.SCREEN_ORIENTATION_SENSOR_PORTRAIT);
+    }
+
     ///////////////////////////////////////////////////////////////////////////
 
     @SuppressWarnings({"unused", "WeakerAccess"})
@@ -183,6 +190,7 @@ public class ExoPlayerActivity extends Activity {
         private TextView brightnessTextView;
         private ImageButton repeatButton;
 
+        private ImageButton screenRotationButton;
         private ImageButton playPauseButton;
 
         AbstractPlayerImpl() {
@@ -198,6 +206,7 @@ public class ExoPlayerActivity extends Activity {
             this.brightnessTextView = (TextView) rootView.findViewById(R.id.brightnessTextView);
             this.repeatButton = (ImageButton) rootView.findViewById(R.id.repeatButton);
 
+            this.screenRotationButton = (ImageButton) rootView.findViewById(R.id.screenRotationButton);
             this.playPauseButton = (ImageButton) rootView.findViewById(R.id.playPauseButton);
 
             // Due to a bug on lower API, lets set the alpha instead of using a drawable
@@ -219,6 +228,7 @@ public class ExoPlayerActivity extends Activity {
 
             repeatButton.setOnClickListener(this);
             playPauseButton.setOnClickListener(this);
+            screenRotationButton.setOnClickListener(this);
         }
 
         @Override
@@ -285,6 +295,7 @@ public class ExoPlayerActivity extends Activity {
             super.onClick(v);
             if (v.getId() == repeatButton.getId()) onRepeatClicked();
             else if (v.getId() == playPauseButton.getId()) onVideoPlayPause();
+            else if (v.getId() == screenRotationButton.getId()) onScreenRotationClicked();
 
             if (getCurrentState() != STATE_COMPLETED) {
                 animateView(playerImpl.getControlsRoot(), true, 300, 0, new Runnable() {
@@ -298,6 +309,11 @@ public class ExoPlayerActivity extends Activity {
             }
         }
 
+        private void onScreenRotationClicked() {
+            if (DEBUG) Log.d(TAG, "onScreenRotationClicked() called");
+            toggleOrientation();
+        }
+
         @Override
         public void onVideoPlayPause() {
             super.onVideoPlayPause();
@@ -348,7 +364,6 @@ public class ExoPlayerActivity extends Activity {
         @Override
         public void onLoading() {
             super.onLoading();
-            hideSystemUi();
             playPauseButton.setImageResource(R.drawable.ic_pause_white);
         }
 

app/src/main/res/layout/activity_exo_player.xml

@@ -105,9 +105,9 @@
                     android:id="@+id/qualityTextView"
                     android:layout_width="wrap_content"
                     android:layout_height="35dp"
-                    android:layout_marginLeft="4dp"
+                    android:layout_marginLeft="2dp"
                     android:layout_marginRight="2dp"
-                    android:layout_toLeftOf="@+id/repeatButton"
+                    android:layout_toLeftOf="@+id/screenRotationButton"
                     android:gravity="center"
                     android:minWidth="50dp"
                     android:text="720p"
@@ -115,12 +115,26 @@
                     android:textStyle="bold"
                     tools:ignore="HardcodedText,RtlHardcoded"/>
 
+                <ImageButton
+                    android:id="@+id/screenRotationButton"
+                    android:layout_width="35dp"
+                    android:layout_height="35dp"
+                    android:layout_marginLeft="2dp"
+                    android:layout_marginRight="2dp"
+                    android:layout_toLeftOf="@+id/repeatButton"
+                    android:background="#00ffffff"
+                    android:clickable="true"
+                    android:padding="8dp"
+                    android:scaleType="fitXY"
+                    android:src="@drawable/ic_screen_rotation_white"
+                    tools:ignore="ContentDescription,RtlHardcoded"/>
+
                 <ImageButton
                     android:id="@+id/repeatButton"
                     android:layout_width="35dp"
                     android:layout_height="35dp"
-                    android:layout_marginLeft="4dp"
-                    android:layout_marginRight="4dp"
+                    android:layout_marginLeft="2dp"
+                    android:layout_marginRight="2dp"
                     android:layout_toLeftOf="@+id/fullScreenButton"
                     android:background="#00ffffff"
                     android:clickable="true"