Magic Cube

        <activity android:name="org.distorted.config.ConfigActivity" android:exported="false" android:screenOrientation="portrait"/>

///////////////////////////////////////////////////////////////////////////////////////////////////

// Copyright 2019 Leszek Koltunski                                                               //

//                                                                                               //

// This file is part of Magic Cube.                                                              //

//                                                                                               //

// Magic Cube is proprietary software licensed under an EULA which you should have received      //

// along with the code. If not, check https://distorted.org/magic/License-Magic-Cube.html        //

///////////////////////////////////////////////////////////////////////////////////////////////////

package org.distorted.config;

import java.io.InputStream;

import android.os.Build;

import android.os.Bundle;

import android.util.DisplayMetrics;

import android.view.View;

import android.view.ViewGroup;

import android.view.WindowManager;

import android.widget.LinearLayout;

import androidx.appcompat.app.AppCompatActivity;

import org.distorted.library.main.DistortedLibrary;

import org.distorted.main.MainActivity;

import org.distorted.objectlib.main.InitAssets;

import org.distorted.objectlib.main.ObjectControl;

import org.distorted.main.R;

import org.distorted.dialogs.RubikDialogError;

import org.distorted.objectlib.main.TwistyObject;

import org.distorted.objects.RubikObject;

import org.distorted.objects.RubikObjectList;

///////////////////////////////////////////////////////////////////////////////////////////////////

public class ConfigActivity extends AppCompatActivity

{

    private static final int ACTIVITY_NUMBER = 1;

    private static final float RATIO_BAR  = MainActivity.RATIO_BAR;

    public static final int FLAGS = MainActivity.FLAGS;

    private static int mScreenWidth, mScreenHeight;

    private int mCurrentApiVersion;

    private ConfigScreen mScreen;

    private int mObjectOrdinal;

    private int mHeightBar;

///////////////////////////////////////////////////////////////////////////////////////////////////

    @Override

    protected void onCreate(Bundle savedState)

      {

      super.onCreate(savedState);

      DistortedLibrary.onCreate(ACTIVITY_NUMBER);

      setTheme(R.style.MaterialThemeNoActionBar);

      setContentView(R.layout.config);

      Bundle b = getIntent().getExtras();

      if(b != null) mObjectOrdinal = b.getInt("obj");

      DisplayMetrics displaymetrics = new DisplayMetrics();

      getWindowManager().getDefaultDisplay().getRealMetrics(displaymetrics);

      mScreenWidth =displaymetrics.widthPixels;

      mScreenHeight=displaymetrics.heightPixels;

      hideNavigationBar();

      cutoutHack();

      computeBarHeights();

      }

///////////////////////////////////////////////////////////////////////////////////////////////////

// this does not include possible insets

    private void computeBarHeights()

      {

      int barHeight = (int)(mScreenHeight*RATIO_BAR);

      mHeightBar = barHeight;

      LinearLayout layout = findViewById(R.id.lowerBar);

      ViewGroup.LayoutParams params = layout.getLayoutParams();

      params.height = barHeight;

      layout.setLayoutParams(params);

      }

///////////////////////////////////////////////////////////////////////////////////////////////////

    private void hideNavigationBar()

      {

      mCurrentApiVersion = Build.VERSION.SDK_INT;

      if(mCurrentApiVersion >= Build.VERSION_CODES.KITKAT)

        {

        final View decorView = getWindow().getDecorView();

        decorView.setSystemUiVisibility(FLAGS);

        decorView.setOnSystemUiVisibilityChangeListener(new View.OnSystemUiVisibilityChangeListener()

          {

          @Override

          public void onSystemUiVisibilityChange(int visibility)

            {

            if((visibility & View.SYSTEM_UI_FLAG_FULLSCREEN) == 0)

              {

              decorView.setSystemUiVisibility(FLAGS);

              }

            }

          });

        }

      }

///////////////////////////////////////////////////////////////////////////////////////////////////

// do not avoid cutouts

    private void cutoutHack()

      {

      if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.P)

        {

        getWindow().getAttributes().layoutInDisplayCutoutMode = WindowManager.LayoutParams.LAYOUT_IN_DISPLAY_CUTOUT_MODE_SHORT_EDGES;

        }

      }

///////////////////////////////////////////////////////////////////////////////////////////////////

    @Override

    public void onWindowFocusChanged(boolean hasFocus)

      {

      super.onWindowFocusChanged(hasFocus);

      if(mCurrentApiVersion >= Build.VERSION_CODES.KITKAT && hasFocus)

        {

        getWindow().getDecorView().setSystemUiVisibility(FLAGS);

        }

      }

///////////////////////////////////////////////////////////////////////////////////////////////////

    @Override

    protected void onPause() 

      {

      super.onPause();

      ConfigSurfaceView view = findViewById(R.id.configSurfaceView);

      view.onPause();

      DistortedLibrary.onPause(ACTIVITY_NUMBER);

      }

///////////////////////////////////////////////////////////////////////////////////////////////////

    @Override

    protected void onResume() 

      {

      super.onResume();

      DistortedLibrary.onResume(ACTIVITY_NUMBER);

      ConfigSurfaceView view = findViewById(R.id.configSurfaceView);

      view.onResume();

      if( mScreen==null ) mScreen = new ConfigScreen();

      mScreen.onAttachedToWindow(this,mObjectOrdinal);

      if( mObjectOrdinal>=0 && mObjectOrdinal< RubikObjectList.getNumObjects() )

        {

        RubikObject object = RubikObjectList.getObject(mObjectOrdinal);

        changeIfDifferent(object,mObjectOrdinal,view.getObjectControl());

        }

      }

///////////////////////////////////////////////////////////////////////////////////////////////////

    @Override

    protected void onDestroy() 

      {

      super.onDestroy();

      DistortedLibrary.onDestroy(ACTIVITY_NUMBER);

      }

///////////////////////////////////////////////////////////////////////////////////////////////////

    void OpenGLError()

      {

      RubikDialogError errDiag = new RubikDialogError();

      errDiag.show(getSupportFragmentManager(), null);

      }

///////////////////////////////////////////////////////////////////////////////////////////////////

    private void changeIfDifferent(RubikObject object,int ordinal,ObjectControl control)

      {

      if( object!=null )

        {

        int iconMode           = TwistyObject.MODE_NORM;

        InputStream jsonStream = object.getObjectStream(this);

        InputStream meshStream = object.getMeshStream(this);

        String name            = object.getUpperName();

        InitAssets asset       = new InitAssets(jsonStream,meshStream,null);

        control.changeIfDifferent(ordinal,name,iconMode,asset);

        }

      }

///////////////////////////////////////////////////////////////////////////////////////////////////

// PUBLIC API

///////////////////////////////////////////////////////////////////////////////////////////////////

    public void changeObject(int ordinal)

      {

      mObjectOrdinal = ordinal;

      RubikObject object = RubikObjectList.getObject(ordinal);

      ConfigSurfaceView view = findViewById(R.id.configSurfaceView);

      ObjectControl control = view.getObjectControl();

      changeIfDifferent(object,ordinal,control);

      }

///////////////////////////////////////////////////////////////////////////////////////////////////

    public int getHeightBar()

      {

      return mHeightBar;

      }

///////////////////////////////////////////////////////////////////////////////////////////////////

    public int getScreenWidthInPixels()

      {

      return mScreenWidth;

      }

///////////////////////////////////////////////////////////////////////////////////////////////////

    public int getScreenHeightInPixels()

      {

      return mScreenHeight;

      }

///////////////////////////////////////////////////////////////////////////////////////////////////

    public ObjectControl getControl()

      {

      ConfigSurfaceView view = findViewById(R.id.configSurfaceView);

      return view.getObjectControl();

      }

}

///////////////////////////////////////////////////////////////////////////////////////////////////

// Copyright 2023 Leszek Koltunski                                                               //

//                                                                                               //

// This file is part of Magic Cube.                                                              //

//                                                                                               //

// Magic Cube is proprietary software licensed under an EULA which you should have received      //

// along with the code. If not, check https://distorted.org/magic/License-Magic-Cube.html        //

///////////////////////////////////////////////////////////////////////////////////////////////////

package org.distorted.config;

import com.google.firebase.crashlytics.FirebaseCrashlytics;

import org.distorted.library.message.EffectMessageSender;

import org.distorted.main.BuildConfig;

import org.distorted.objectlib.helpers.BlockController;

import org.distorted.objectlib.helpers.ObjectLibInterface;

///////////////////////////////////////////////////////////////////////////////////////////////////

public class ConfigObjectLibInterface implements ObjectLibInterface

{

  public void onWinEffectFinished(long startTime, long endTime, String debug, int scrambleNum) { }

  public void onScrambleEffectFinished() { }

  public void onBeginRotation() { }

  public void onSolved() { }

  public void onObjectCreated(long time) { }

  public void onReplaceModeDown(int cubit, int face) { }

  public void onReplaceModeUp() { }

  public void onRemoveRotation(int axis, int row, int angle) { }

  public void failedToDrag() { }

  public void reportJSONError(String error, int ordinal) { }

///////////////////////////////////////////////////////////////////////////////////////////////////

  public void reportProblem(String problem, boolean reportException)

    {

    if( BuildConfig.DEBUG )

      {

      android.util.Log.e("interface", problem);

      }

    else

      {

      if( reportException )

        {

        Exception ex = new Exception(problem);

        FirebaseCrashlytics crashlytics = FirebaseCrashlytics.getInstance();

        crashlytics.setCustomKey("problem" , problem);

        crashlytics.recordException(ex);

        }

      else

        {

        FirebaseCrashlytics crashlytics = FirebaseCrashlytics.getInstance();

        crashlytics.log(problem);

        }

      }

    }

///////////////////////////////////////////////////////////////////////////////////////////////////

  private void reportScramblingProblem(int place, long pause, long resume, long time)

    {

    String error = "SCRAMBLING BLOCK "+place+" blocked for "+time;

    if( BuildConfig.DEBUG )

       {

       android.util.Log.e("D", error);

       }

    else

      {

      Exception ex = new Exception(error);

      FirebaseCrashlytics crashlytics = FirebaseCrashlytics.getInstance();

      crashlytics.setCustomKey("pause" , pause );

      crashlytics.setCustomKey("resume", resume );

      crashlytics.recordException(ex);

      }

    }

///////////////////////////////////////////////////////////////////////////////////////////////////

  private void reportRotationProblem(int place, long pause, long resume, long time)

    {

    String error = "ROTATION BLOCK "+place+" blocked for "+time;

    if( BuildConfig.DEBUG )

       {

       android.util.Log.e("D", error);

       }

    else

      {

      Exception ex = new Exception(error);

      FirebaseCrashlytics crashlytics = FirebaseCrashlytics.getInstance();

      crashlytics.setCustomKey("pause" , pause );

      crashlytics.setCustomKey("resume", resume);

      crashlytics.recordException(ex);

      }

    }

///////////////////////////////////////////////////////////////////////////////////////////////////

  private void reportThreadProblem(int place, long pause, long resume, long time)

    {

    String error = EffectMessageSender.reportState();

    if( BuildConfig.DEBUG )

       {

       android.util.Log.e("D", error);

       }

    else

      {

      Exception ex = new Exception(error);

      FirebaseCrashlytics crashlytics = FirebaseCrashlytics.getInstance();

      crashlytics.setCustomKey("pause" , pause  );

      crashlytics.setCustomKey("resume", resume );

      crashlytics.recordException(ex);

      }

    }

///////////////////////////////////////////////////////////////////////////////////////////////////

  public void reportBlockProblem(int type, int place, long pause, long resume, long time)

    {

    switch(type)

      {

      case BlockController.TYPE_SCRAMBLING: reportScramblingProblem(place,pause,resume,time); break;

      case BlockController.TYPE_ROTATION  : reportRotationProblem(place,pause,resume,time); break;

      case BlockController.TYPE_THREAD    : reportThreadProblem(place,pause,resume,time); break;

      }

    }

}

///////////////////////////////////////////////////////////////////////////////////////////////////

// Copyright 2019 Leszek Koltunski                                                               //

//                                                                                               //

// This file is part of Magic Cube.                                                              //

//                                                                                               //

// Magic Cube is proprietary software licensed under an EULA which you should have received      //

// along with the code. If not, check https://distorted.org/magic/License-Magic-Cube.html        //

///////////////////////////////////////////////////////////////////////////////////////////////////

package org.distorted.config;

import android.content.res.Resources;

import android.opengl.GLSurfaceView;

import org.distorted.library.effect.EffectType;

import org.distorted.library.effect.VertexEffectQuaternion;

import org.distorted.library.effect.VertexEffectRotate;

import org.distorted.library.main.DistortedLibrary;

import org.distorted.library.main.DistortedScreen;

import org.distorted.objectlib.effects.BaseEffect;

import org.distorted.objectlib.main.ObjectControl;

import java.io.InputStream;

import javax.microedition.khronos.egl.EGLConfig;

import javax.microedition.khronos.opengles.GL10;

///////////////////////////////////////////////////////////////////////////////////////////////////

public class ConfigRenderer implements GLSurfaceView.Renderer, DistortedLibrary.LibraryUser

{

   private final ConfigSurfaceView mView;

   private final Resources mResources;

   private final DistortedScreen mScreen;

///////////////////////////////////////////////////////////////////////////////////////////////////

   ConfigRenderer(ConfigSurfaceView v)

     {

     final float BRIGHTNESS = 0.333f;

     mView = v;

     mResources = v.getResources();

     mScreen = new DistortedScreen();

     mScreen.glClearColor(BRIGHTNESS, BRIGHTNESS, BRIGHTNESS, 1.0f);

     }

///////////////////////////////////////////////////////////////////////////////////////////////////

   @Override

   public void onDrawFrame(GL10 glUnused)

     {

     long time = System.currentTimeMillis();

     mView.getObjectControl().preRender();

     mScreen.render(time);

     }

///////////////////////////////////////////////////////////////////////////////////////////////////

   @Override

   public void onSurfaceChanged(GL10 glUnused, int width, int height)

      {

      mScreen.resize(width,height);

      mView.setScreenSize(width,height);

      }

///////////////////////////////////////////////////////////////////////////////////////////////////

   DistortedScreen getScreen()

     {

     return mScreen;

     }

///////////////////////////////////////////////////////////////////////////////////////////////////

   @Override

   public void onSurfaceCreated(GL10 glUnused, EGLConfig config)

      {

      DistortedLibrary.setMax(EffectType.VERTEX, ObjectControl.MAX_QUATS+1);

      VertexEffectRotate.enable();

      VertexEffectQuaternion.enable();

      BaseEffect.Type.enableEffects();

      DistortedLibrary.onSurfaceCreated(this,1);

      DistortedLibrary.setCull(true);

      }

///////////////////////////////////////////////////////////////////////////////////////////////////

   public void distortedException(Exception ex)

     {

     android.util.Log.e("Config", "unexpected exception: "+ex.getMessage() );

     }

///////////////////////////////////////////////////////////////////////////////////////////////////

   public InputStream localFile(int fileID)

      {

      return mResources.openRawResource(fileID);

      }

///////////////////////////////////////////////////////////////////////////////////////////////////

   public void logMessage(String message)

      {

      android.util.Log.e("Config", message );

      }

}

///////////////////////////////////////////////////////////////////////////////////////////////////

// Copyright 2020 Leszek Koltunski                                                               //

//                                                                                               //

// This file is part of Magic Cube.                                                              //

//                                                                                               //

// Magic Cube is proprietary software licensed under an EULA which you should have received      //

// along with the code. If not, check https://distorted.org/magic/License-Magic-Cube.html        //

///////////////////////////////////////////////////////////////////////////////////////////////////

package org.distorted.config;

import android.os.Build;

import android.util.TypedValue;

import android.view.Gravity;

import android.view.View;

import android.widget.GridLayout;

import android.widget.ImageButton;

import android.widget.LinearLayout;

import android.widget.PopupWindow;

import android.widget.ScrollView;

import android.widget.TextView;

import org.distorted.helpers.ObjectGridCreator;

import org.distorted.helpers.TransparentImageButton;

import org.distorted.main.MainActivity;

import org.distorted.main.R;

import org.distorted.objects.RubikObject;

import org.distorted.objects.RubikObjectList;

import static android.view.View.inflate;

///////////////////////////////////////////////////////////////////////////////////////////////////

public class ConfigScreen

{

  private static final float TEXT_SIZE = 0.0310f;

  private static final float PADDING   = 0.0060f;

  private static final float MARGIN    = 0.0024f;

  private static final int[] mLocation = new int[2];

  private static final float POPUP_W  = 0.8f;

  private TransparentImageButton mBackButton, mObjectButton, mPrevButton, mNextButton;

  private TextView mMovesText;

  private PopupWindow mObjectPopup;

  private ConfigScreenPane mPane;

  private int mObjectOrdinal;

  private float mButtonSize;

///////////////////////////////////////////////////////////////////////////////////////////////////

  private void setupObjectWindow(final ConfigActivity act, final float width, final float height)

    {

    int numObjects= RubikObjectList.getNumObjects();

    ScrollView view = (ScrollView)inflate( act, R.layout.popup_object_simple, null);

    GridLayout objectGrid = view.findViewById(R.id.objectGrid);

    int[] objects = new int[numObjects];

    for(int i=0; i<numObjects; i++) objects[i] = i;

    ObjectGridCreator creator = new ObjectGridCreator(width);

    creator.createObjectGridClassic(objectGrid,act,objects);

    for(int child=0; child<numObjects; child++)

      {

      final RubikObject obj = RubikObjectList.getObject(child);

      View v = objectGrid.getChildAt(child);

      ImageButton button = creator.getButton(obj,v);

      final int ordinal = child;

      button.setOnClickListener( new View.OnClickListener()

        {

        @Override

        public void onClick(View v)

          {

          if( mObjectOrdinal!=ordinal )

            {

            mObjectOrdinal = ordinal;

            act.changeObject(mObjectOrdinal);

            mMovesText.setText(act.getString(R.string.mo_placeholder,mObjectOrdinal+1,numObjects));

            mPane.updatePane(act,mObjectOrdinal);

            }

          mObjectPopup.dismiss();

          }

        });

      }

    mObjectPopup = new PopupWindow(act);

    mObjectPopup.setFocusable(true);

    mObjectPopup.setContentView(view);

    }

///////////////////////////////////////////////////////////////////////////////////////////////////

  private void setupBackButton(final ConfigActivity act)

    {

    LinearLayout.LayoutParams params = new LinearLayout.LayoutParams(LinearLayout.LayoutParams.MATCH_PARENT,LinearLayout.LayoutParams.MATCH_PARENT);

    mBackButton = new TransparentImageButton(act,R.drawable.ui_smallback,params);

    mBackButton.setOnClickListener( new View.OnClickListener()

      {

      @Override

      public void onClick(View v)

        {

        act.finish();

        }

      });

    }

///////////////////////////////////////////////////////////////////////////////////////////////////

  private void setupObjectButton(final ConfigActivity act, final int width, final int height)

    {

    final int margin= (int)(height*MARGIN);

    LinearLayout.LayoutParams params = new LinearLayout.LayoutParams(LinearLayout.LayoutParams.MATCH_PARENT,LinearLayout.LayoutParams.MATCH_PARENT);

    mObjectButton = new TransparentImageButton(act,R.drawable.ui_cube_menu,params);

    mObjectButton.setOnClickListener( new View.OnClickListener()

      {

      @Override

      public void onClick(View view)

        {

        if( mObjectPopup==null ) setupObjectWindow(act,width,height);

        View popupView = mObjectPopup.getContentView();

        popupView.setSystemUiVisibility(MainActivity.FLAGS);

        displayPopup(act,view,mObjectPopup,width,height,margin,margin);

        }

      });

    }

///////////////////////////////////////////////////////////////////////////////////////////////////

// work around lame bugs in Android's version <= 10 pop-up and split-screen modes

  private void displayPopup(ConfigActivity act, View view, PopupWindow window, int w, int h, int xoff, int yoff)

    {

    View topLayout = act.findViewById(R.id.mainLayout);

    boolean isFullScreen;

    if( topLayout!=null )

      {

      topLayout.getLocationOnScreen(mLocation);

      isFullScreen = (mLocation[1]==0);

      }

    else

      {

      isFullScreen = true;

      }

    try

      {

      // if on Android 11 or we are fullscreen

      if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.R || isFullScreen )

        {

        window.showAsDropDown(view, xoff, yoff, Gravity.CENTER);

        window.update(view, w, h);

        }

      else  // Android 10 or below in pop-up mode or split-screen mode

        {

        view.getLocationOnScreen(mLocation);

        int width  = view.getWidth();

        int height = view.getHeight();

        int x = mLocation[0]+(width-w)/2;

        int y = mLocation[1]+height+yoff;

        window.showAsDropDown(view);

        window.update(x,y,w,h);

        }

      }

    catch( IllegalArgumentException iae )

      {

      // ignore, this means window is 'not attached to window manager' -

      // which most probably is because we are already exiting the app.

      }

    }

///////////////////////////////////////////////////////////////////////////////////////////////////

  private void prevObject(ConfigActivity act, int numObjects)

    {

    mObjectOrdinal--;

    if( mObjectOrdinal<0 ) mObjectOrdinal=numObjects-1;

    act.changeObject(mObjectOrdinal);

    mPane.updatePane(act,mObjectOrdinal);

    }

///////////////////////////////////////////////////////////////////////////////////////////////////

  private void nextObject(ConfigActivity act, int numObjects)

    {

    mObjectOrdinal++;

    if( mObjectOrdinal>=numObjects ) mObjectOrdinal=0;

    act.changeObject(mObjectOrdinal);

    mPane.updatePane(act,mObjectOrdinal);

    }

///////////////////////////////////////////////////////////////////////////////////////////////////

  private void setupPrevButton(final ConfigActivity act)

    {

    LinearLayout.LayoutParams params = new LinearLayout.LayoutParams(0,LinearLayout.LayoutParams.MATCH_PARENT,1.0f);

    mPrevButton = new TransparentImageButton(act,R.drawable.ui_left,params);

    mPrevButton.setOnClickListener( new View.OnClickListener()

      {

      @Override

      public void onClick(View v)

        {

        int numObjects = RubikObjectList.getNumObjects();

        prevObject(act,numObjects);

        mMovesText.setText(act.getString(R.string.mo_placeholder,mObjectOrdinal+1,numObjects));

        }

      });

    }

///////////////////////////////////////////////////////////////////////////////////////////////////

  private void setupNextButton(final ConfigActivity act)

    {

    LinearLayout.LayoutParams params = new LinearLayout.LayoutParams(0,LinearLayout.LayoutParams.MATCH_PARENT,1.0f);

    mNextButton = new TransparentImageButton(act,R.drawable.ui_right,params);

    mNextButton.setOnClickListener( new View.OnClickListener()

      {

      @Override

      public void onClick(View v)

        {

        int numObjects = RubikObjectList.getNumObjects();

        nextObject(act,numObjects);

        mMovesText.setText(act.getString(R.string.mo_placeholder,mObjectOrdinal+1,numObjects));

        }

      });

    }

///////////////////////////////////////////////////////////////////////////////////////////////////

  private void setupTextView(final ConfigActivity act, final float height, int numObjects)

    {

    int padding = (int)(height*PADDING);

    int margin  = (int)(height*MARGIN);

    LinearLayout.LayoutParams params = new LinearLayout.LayoutParams(0,LinearLayout.LayoutParams.MATCH_PARENT,2.0f);

    params.topMargin    = margin;

    params.bottomMargin = margin;

    params.leftMargin   = margin;

    params.rightMargin  = margin;

    mMovesText = new TextView(act);

    mMovesText.setTextSize(20);

    mMovesText.setLayoutParams(params);

    mMovesText.setPadding(padding,0,padding,0);

    mMovesText.setGravity(Gravity.CENTER);

    mMovesText.setTextSize(TypedValue.COMPLEX_UNIT_PX, mButtonSize);

    mMovesText.setText(act.getString(R.string.mo_placeholder,mObjectOrdinal+1,numObjects));

    }

///////////////////////////////////////////////////////////////////////////////////////////////////

  void onAttachedToWindow(final ConfigActivity act, final int objectOrdinal)

    {

    int numObjects = RubikObjectList.getNumObjects();

    int width = act.getScreenWidthInPixels();

    int height= act.getScreenHeightInPixels();

    int barHeight = act.getHeightBar();

    mButtonSize = height*TEXT_SIZE;

    mObjectOrdinal = objectOrdinal;

    LinearLayout.LayoutParams paramsL = new LinearLayout.LayoutParams(width/4, LinearLayout.LayoutParams.MATCH_PARENT);

    LinearLayout.LayoutParams paramsM = new LinearLayout.LayoutParams(width/2, LinearLayout.LayoutParams.MATCH_PARENT);

    LinearLayout.LayoutParams paramsR = new LinearLayout.LayoutParams(width/4, LinearLayout.LayoutParams.MATCH_PARENT);

    LinearLayout layoutLeft = new LinearLayout(act);

    layoutLeft.setLayoutParams(paramsL);

    LinearLayout layoutMid  = new LinearLayout(act);

    layoutMid.setLayoutParams(paramsM);

    LinearLayout layoutRight= new LinearLayout(act);

    layoutRight.setLayoutParams(paramsR);

    int popupW = (int)(POPUP_W*width);

    int popupH = (int)(height-barHeight);

    setupObjectButton(act,popupW,popupH);

    setupPrevButton(act);

    setupNextButton(act);

    setupTextView(act,height,numObjects);

    setupBackButton(act);

    layoutLeft.addView(mObjectButton);

    layoutMid.addView(mPrevButton);

    layoutMid.addView(mMovesText);

    layoutMid.addView(mNextButton);

    layoutRight.addView(mBackButton);

    LinearLayout layout = act.findViewById(R.id.lowerBar);

    layout.removeAllViews();

    layout.addView(layoutLeft);

    layout.addView(layoutMid);

    layout.addView(layoutRight);

    mPane = new ConfigScreenPane(act,mObjectOrdinal);

    }

}

///////////////////////////////////////////////////////////////////////////////////////////////////

// Copyright 2020 Leszek Koltunski                                                               //

//                                                                                               //

// This file is part of Magic Cube.                                                              //

//                                                                                               //

// Magic Cube is proprietary software licensed under an EULA which you should have received      //

// along with the code. If not, check https://distorted.org/magic/License-Magic-Cube.html        //

///////////////////////////////////////////////////////////////////////////////////////////////////

package org.distorted.config;

import static org.distorted.objects.RubikObjectCategories.DIFF_IDS;

import static org.distorted.objects.RubikObjectCategories.DIFF_IMAGES;

import java.io.InputStream;

import android.graphics.PorterDuff;

import android.util.TypedValue;

import android.widget.ImageView;

import android.widget.LinearLayout;

import android.widget.TextView;

import org.distorted.main.R;

import org.distorted.objectlib.json.JsonReader;

import org.distorted.objects.RubikObject;

import org.distorted.objects.RubikObjectList;

///////////////////////////////////////////////////////////////////////////////////////////////////

public class ConfigScreenPane

{

  private static final int NUM_IDS         = DIFF_IDS.length;

  private static final float PADDING_RATIO = 0.016f;

  private static final float TEXT_RATIO    = 0.025f;

///////////////////////////////////////////////////////////////////////////////////////////////////

  void updatePane(ConfigActivity act, int objectOrdinal)

    {

    RubikObject object = RubikObjectList.getObject(objectOrdinal);

    if( object!=null )

      {

      InputStream stream = object.getObjectStream(act);

      JsonReader reader = new JsonReader();

      String name,author;

      int year, difficulty;

      try

        {

        reader.parseJsonFileMetadata(stream);

        name       = reader.getObjectName();

        author     = reader.getAuthor();

        year       = reader.getYearOfInvention();

        difficulty = (int)reader.getDifficulty();

        }

      catch(Exception ex)

        {

        name = "?";

        author = "?";

        year = 0;

        difficulty = 0;

        }

      LinearLayout layout = act.findViewById(R.id.configLayout);

      TextView view = layout.findViewById(R.id.configDetailsName2);

      view.setText(name);

      view = layout.findViewById(R.id.configDetailsAuthor2);

      view.setText(author);

      view = layout.findViewById(R.id.configDetailsYear2);

      view.setText( year>0 ? String.valueOf(year) : "?" );

      if( difficulty<0        ) difficulty=0;

      if( difficulty>=NUM_IDS ) difficulty=NUM_IDS-1;

      for(int i=0; i<NUM_IDS; i++)

        {

        ImageView image = layout.findViewById(DIFF_IDS[i]);

        image.setImageResource(DIFF_IMAGES[i]);

        image.setColorFilter( difficulty==i ? 0xffff0000 : 0xffffffff, PorterDuff.Mode.MULTIPLY );

        }

      }

    }

///////////////////////////////////////////////////////////////////////////////////////////////////

  ConfigScreenPane(final ConfigActivity act, int objectOrdinal)

    {

    int height = act.getScreenHeightInPixels();

    float textSize = height*TEXT_RATIO;

    int padding = (int)(height*PADDING_RATIO);

    LinearLayout configLayout    = act.findViewById(R.id.configLayout);

    LinearLayout nameLayout      = configLayout.findViewById(R.id.configLayoutName);

    LinearLayout difficultyLayout= configLayout.findViewById(R.id.configLayoutDifficulty);

    LinearLayout authorLayout    = configLayout.findViewById(R.id.configLayoutAuthor);

    LinearLayout yearLayout      = configLayout.findViewById(R.id.configLayoutYear);

    nameLayout.setPadding(padding,padding,padding,padding/2);

    difficultyLayout.setPadding(padding,padding/2,padding,padding/2);

    authorLayout.setPadding(padding,padding/2,padding,padding/2);

    yearLayout.setPadding(padding,padding/2,padding,padding/2);

    LinearLayout.LayoutParams params1 = new LinearLayout.LayoutParams(LinearLayout.LayoutParams.MATCH_PARENT, 0, 1.00f);

    params1.bottomMargin = 0;

    params1.topMargin    = padding;

    params1.leftMargin   = padding;

    params1.rightMargin  = padding;

    LinearLayout.LayoutParams params2 = new LinearLayout.LayoutParams(LinearLayout.LayoutParams.MATCH_PARENT, 0, 1.00f);

    params2.bottomMargin = padding;

    params2.topMargin    = padding;

    params2.leftMargin   = padding;

    params2.rightMargin  = padding;

    nameLayout.setLayoutParams(params1);

    difficultyLayout.setLayoutParams(params1);

    authorLayout.setLayoutParams(params1);

    yearLayout.setLayoutParams(params2);

    TextView text;

    text = nameLayout.findViewById(R.id.configDetailsName1);

    text.setTextSize(TypedValue.COMPLEX_UNIT_PX, textSize);

    text = nameLayout.findViewById(R.id.configDetailsName2);

    text.setTextSize(TypedValue.COMPLEX_UNIT_PX, textSize);

    text = authorLayout.findViewById(R.id.configDetailsAuthor1);

    text.setTextSize(TypedValue.COMPLEX_UNIT_PX, textSize);

    text = authorLayout.findViewById(R.id.configDetailsAuthor2);

    text.setTextSize(TypedValue.COMPLEX_UNIT_PX, textSize);

    text = difficultyLayout.findViewById(R.id.configDifficultyTitle);

    text.setTextSize(TypedValue.COMPLEX_UNIT_PX, textSize);

    text = yearLayout.findViewById(R.id.configDetailsYear1);

    text.setTextSize(TypedValue.COMPLEX_UNIT_PX, textSize);

    text = yearLayout.findViewById(R.id.configDetailsYear2);

    text.setTextSize(TypedValue.COMPLEX_UNIT_PX, textSize);

    LinearLayout layoutDiff = difficultyLayout.findViewById(R.id.configDifficultyLayout);

    layoutDiff.setPadding(padding,padding,padding,padding);

    updatePane(act,objectOrdinal);

    }

}

///////////////////////////////////////////////////////////////////////////////////////////////////

// Copyright 2020 Leszek Koltunski                                                               //

//                                                                                               //

// This file is part of Magic Cube.                                                              //

//                                                                                               //

// Magic Cube is proprietary software licensed under an EULA which you should have received      //

// along with the code. If not, check https://distorted.org/magic/License-Magic-Cube.html        //

///////////////////////////////////////////////////////////////////////////////////////////////////

package org.distorted.config;

import android.app.ActivityManager;

import android.content.Context;

import android.content.pm.ConfigurationInfo;

import android.opengl.GLES30;

import android.opengl.GLSurfaceView;

import android.util.AttributeSet;

import com.google.firebase.crashlytics.FirebaseCrashlytics;

import org.distorted.objectlib.main.ObjectControl;

import org.distorted.objectlib.main.TwistyObjectNode;

import org.distorted.os.OSInterface;

///////////////////////////////////////////////////////////////////////////////////////////////////

public class ConfigSurfaceView extends GLSurfaceView

{

    private ObjectControl mObjectController;

    private OSInterface mInterface;

    private ConfigRenderer mRenderer;

    private int mScreenWidth, mScreenHeight;

    private boolean mCreated;

///////////////////////////////////////////////////////////////////////////////////////////////////

    void setScreenSize(int width, int height)

      {

      mScreenWidth = width;

      mScreenHeight= height;

      mObjectController.setScreenSizeAndScaling(width,height, Math.min(width,height));

      mObjectController.setObjectScale(1.00f);

      if( !mCreated )

        {

        mCreated = true;

        mObjectController.createNode(width,height);

        TwistyObjectNode objectNode = mObjectController.getNode();

        mRenderer.getScreen().attach(objectNode);

        }

      }

///////////////////////////////////////////////////////////////////////////////////////////////////

    ObjectControl getObjectControl()

      {

      return mObjectController;

      }

///////////////////////////////////////////////////////////////////////////////////////////////////

// PUBLIC API

///////////////////////////////////////////////////////////////////////////////////////////////////

    public ConfigSurfaceView(Context context, AttributeSet attrs)

      {

      super(context,attrs);

      mCreated = false;

      if(!isInEditMode())

        {

        ConfigActivity act = (ConfigActivity)context;

        ConfigObjectLibInterface ref = new ConfigObjectLibInterface();

        mInterface = new OSInterface(act,ref);

        mObjectController = new ObjectControl(mInterface);

        mObjectController.setRotateOnCreation(true);

        mRenderer = new ConfigRenderer(this);

        final ActivityManager activityManager= (ActivityManager) context.getSystemService(Context.ACTIVITY_SERVICE);

        try

          {

          final ConfigurationInfo configurationInfo = activityManager.getDeviceConfigurationInfo();

          int esVersion = configurationInfo.reqGlEsVersion>>16;

          setEGLContextClientVersion(esVersion);

          setRenderer(mRenderer);

          }

        catch(Exception ex)

          {

          act.OpenGLError();

          String shading = GLES30.glGetString(GLES30.GL_SHADING_LANGUAGE_VERSION);

          String version = GLES30.glGetString(GLES30.GL_VERSION);

          String vendor  = GLES30.glGetString(GLES30.GL_VENDOR);

          String renderer= GLES30.glGetString(GLES30.GL_RENDERER);

          FirebaseCrashlytics crashlytics = FirebaseCrashlytics.getInstance();

          crashlytics.setCustomKey("GLSL Version"  , shading );

          crashlytics.setCustomKey("GL version"    , version );

          crashlytics.setCustomKey("GL Vendor "    , vendor  );

          crashlytics.setCustomKey("GLSL renderer" , renderer);

          crashlytics.recordException(ex);

          }

        }

      }

///////////////////////////////////////////////////////////////////////////////////////////////////

    @Override

    public void onPause()

      {

      super.onPause();

      mObjectController.onPause();

      }

///////////////////////////////////////////////////////////////////////////////////////////////////

    @Override

    public void onResume()

      {

      super.onResume();

      mObjectController.onResume();

      }

}