Magic Cube

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// 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        //

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package org.distorted.tutorials;

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.webkit.WebView;

import android.widget.LinearLayout;

import androidx.appcompat.app.AppCompatActivity;

import com.google.firebase.analytics.FirebaseAnalytics;

import org.distorted.library.main.DistortedLibrary;

import org.distorted.objectlib.main.ObjectControl;

import org.distorted.objectlib.main.TwistyObject;

import org.distorted.main.R;

import org.distorted.dialogs.RubikDialogError;

import org.distorted.objects.RubikObject;

import org.distorted.objects.RubikObjectList;

import static org.distorted.objectlib.main.TwistyObject.MESH_NICE;

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public class TutorialActivity extends AppCompatActivity

{

    private static final String URL = "https://www.youtube.com/embed/";

    private static final int ACTIVITY_NUMBER = 1;

    public static final float BAR_RATIO = 0.17f;

    public static final float DIALOG_BUTTON_SIZE  = 0.06f;

    public static final float MENU_BIG_TEXT_SIZE  = 0.05f;

    public static final int FLAGS =  View.SYSTEM_UI_FLAG_LAYOUT_HIDE_NAVIGATION

                                   | View.SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN

                                   | View.SYSTEM_UI_FLAG_HIDE_NAVIGATION

                                   | View.SYSTEM_UI_FLAG_FULLSCREEN

                                   | View.SYSTEM_UI_FLAG_IMMERSIVE_STICKY;

    private FirebaseAnalytics mFirebaseAnalytics;

    private static int mScreenWidth, mScreenHeight;

    private int mCurrentApiVersion;

    private TutorialScreen mScreen;

    private String mURL;

    private int mObjectOrdinal;

    private TutorialWebView mWebView;

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    @Override

    protected void onCreate(Bundle savedState)

      {

      super.onCreate(savedState);

      DistortedLibrary.onCreate(ACTIVITY_NUMBER);

      setTheme(R.style.MaterialThemeNoActionBar);

      setContentView(R.layout.tutorial);

      Bundle b = getIntent().getExtras();

      if(b != null)

        {

        mURL           = b.getString("url");

        mObjectOrdinal = b.getInt("obj");

        }

      mFirebaseAnalytics = FirebaseAnalytics.getInstance(this);

      DisplayMetrics displaymetrics = new DisplayMetrics();

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

      mScreenWidth =displaymetrics.widthPixels;

      mScreenHeight=displaymetrics.heightPixels;

      hideNavigationBar();

      cutoutHack();

      }

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    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);

              }

            }

          });

        }

      }

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    @Override

    public void onAttachedToWindow()

      {

      super.onAttachedToWindow();

      if( mWebView==null )

        {

        WebView videoView = findViewById(R.id.tutorialVideoView);

        mWebView = new TutorialWebView(videoView);

        mWebView.load(URL+mURL);

        }

      }

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// 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;

        }

      }

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    @Override

    public void onWindowFocusChanged(boolean hasFocus)

      {

      super.onWindowFocusChanged(hasFocus);

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

        {

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

        }

      }

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    @Override

    protected void onPause() 

      {

      super.onPause();

      TutorialSurfaceView view = findViewById(R.id.tutorialSurfaceView);

      view.onPause();

      if( mWebView!=null ) mWebView.onPause();

      DistortedLibrary.onPause(ACTIVITY_NUMBER);

      }

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    @Override

    protected void onResume() 

      {

      super.onResume();

      DistortedLibrary.onResume(ACTIVITY_NUMBER);

      TutorialSurfaceView view = findViewById(R.id.tutorialSurfaceView);

      view.onResume();

      float width = getScreenWidthInPixels();

      LinearLayout viewR = findViewById(R.id.tutorialRightBar);

      ViewGroup.LayoutParams paramsR = viewR.getLayoutParams();

      paramsR.width = (int)(width*BAR_RATIO);

      viewR.setLayoutParams(paramsR);

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

      mScreen.createRightPane(this);

      if( mWebView!=null ) mWebView.onResume();

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

        {

        changeIfDifferent(mObjectOrdinal,view.getObjectControl());

        }

      }

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    @Override

    protected void onDestroy() 

      {

      super.onDestroy();

      DistortedLibrary.onDestroy(ACTIVITY_NUMBER);

      }

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    void OpenGLError()

      {

      RubikDialogError errDiag = new RubikDialogError();

      errDiag.show(getSupportFragmentManager(), null);

      }

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    private void changeIfDifferent(int ordinal,ObjectControl control)

      {

      RubikObject object = RubikObjectList.getObject(ordinal);

      int meshState = object!=null ? object.getMeshState() : MESH_NICE;

      int iconMode  = TwistyObject.MODE_NORM;

      InputStream jsonStream = object==null ? null : object.getObjectStream(this);

      InputStream meshStream = object==null ? null : object.getMeshStream(this);

      String name = object==null ? "NULL" : object.getUpperName();

      control.changeIfDifferent(ordinal,name,meshState,iconMode,jsonStream,meshStream);

      }

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    TutorialScreen getState()

      {

      return mScreen;

      }

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// PUBLIC API

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    public FirebaseAnalytics getAnalytics()

      {

      return mFirebaseAnalytics;

      }

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    public int getScreenWidthInPixels()

      {

      return mScreenWidth;

      }

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    public int getScreenHeightInPixels()

      {

      return mScreenHeight;

      }

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    public ObjectControl getControl()

      {

      TutorialSurfaceView view = findViewById(R.id.tutorialSurfaceView);

      return view.getObjectControl();

      }

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    public static int getDrawableSize()

      {

      if( mScreenHeight<1000 )

        {

        return 0;

        }

      if( mScreenHeight<1600 )

        {

        return 1;

        }

      if( mScreenHeight<1900 )

        {

        return 2;

        }

      return 3;

      }

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    public static int getDrawable(int small, int medium, int big, int huge)

      {

      int size = getDrawableSize();

      switch(size)

        {

        case 0 : return small;

        case 1 : return medium;

        case 2 : return big;

        default: return huge;

        }

      }

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    public boolean isVertical()

      {

      TutorialSurfaceView view = findViewById(R.id.tutorialSurfaceView);

      return view.isVertical();

      }

}