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magiccube / src / main / java / org / distorted / playui / ScreenList.java @ e9397ae9

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///////////////////////////////////////////////////////////////////////////////////////////////////
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// Copyright 2023 Leszek Koltunski                                                               //
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//                                                                                               //
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// This file is part of Magic Cube.                                                              //
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//                                                                                               //
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// Magic Cube is proprietary software licensed under an EULA which you should have received      //
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// along with the code. If not, check https://distorted.org/magic/License-Magic-Cube.html        //
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///////////////////////////////////////////////////////////////////////////////////////////////////
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package org.distorted.playui;
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import static org.distorted.objectlib.main.ObjectControl.MODE_DRAG;
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import static org.distorted.objectlib.main.ObjectControl.MODE_NOTHING;
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import static org.distorted.objectlib.main.ObjectControl.MODE_ROTATE;
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import android.content.SharedPreferences;
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///////////////////////////////////////////////////////////////////////////////////////////////////
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public enum ScreenList
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  {
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  FREE ( null , MODE_ROTATE , new ScreenFree()       ),
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  SCRA ( null , MODE_NOTHING, new ScreenScrambling() ),
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  READ ( null , MODE_ROTATE , new ScreenReady()      ),
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  SOLV ( null , MODE_ROTATE , new ScreenSolving()    ),
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  DONE ( null , MODE_DRAG   , new ScreenDone()       ),
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  ;
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  public static final int LENGTH = values().length;
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  private static final ScreenList[] screens;
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  private final ScreenList mBack;
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  private final int mMode;
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  private final ScreenAbstract mClass;
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  private static ScreenList mCurrScreen;
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  static
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    {
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    int i = 0;
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    screens = new ScreenList[LENGTH];
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    for(ScreenList state: ScreenList.values()) screens[i++] = state;
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    }
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///////////////////////////////////////////////////////////////////////////////////////////////////
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  public static ScreenList getScreen(int ordinal)
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    {
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    return ordinal>=0 && ordinal<LENGTH ?  screens[ordinal] : SCRA;
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    }
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///////////////////////////////////////////////////////////////////////////////////////////////////
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  public static ScreenList getScreenFromName(String name)
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    {
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    for(int i=0; i<LENGTH; i++)
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      {
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      if( name.equals(screens[i].name()) )
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        {
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        return screens[i];
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        }
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      }
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    return SCRA;
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    }
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///////////////////////////////////////////////////////////////////////////////////////////////////
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  public static ScreenList getCurrentScreen()
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    {
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    return mCurrScreen;
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    }
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///////////////////////////////////////////////////////////////////////////////////////////////////
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  public static int getMode()
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    {
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    return mCurrScreen.mMode;
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    }
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///////////////////////////////////////////////////////////////////////////////////////////////////
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  public static void savePreferences(SharedPreferences.Editor editor)
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    {
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    editor.putString("curr_state_name", mCurrScreen.name() );
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    }
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///////////////////////////////////////////////////////////////////////////////////////////////////
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  public static void restorePreferences(SharedPreferences preferences)
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    {
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    String currScreenName = preferences.getString("curr_state_name", ScreenList.SCRA.name() );
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    mCurrScreen = getScreenFromName(currScreenName);
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    }
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///////////////////////////////////////////////////////////////////////////////////////////////////
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  public static void goBack(PlayActivity act)
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    {
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    switchScreen(act, mCurrScreen.mBack );
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    }
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///////////////////////////////////////////////////////////////////////////////////////////////////
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  public static void setScreen(PlayActivity act)
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    {
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    mCurrScreen.enterScreen(act);
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    }
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///////////////////////////////////////////////////////////////////////////////////////////////////
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  public static void switchScreen(PlayActivity act, ScreenList next)
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    {
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    if( next!=null )
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      {
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      if( mCurrScreen !=null ) mCurrScreen.leaveScreen(act);
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      next.enterScreen(act);
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      mCurrScreen = next;
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      }
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    else
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      {
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      act.finish();
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      }
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    }
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///////////////////////////////////////////////////////////////////////////////////////////////////
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  ScreenList(ScreenList back, int mode, ScreenAbstract clazz)
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    {
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    mBack = back;
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    mMode = mode;
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    mClass= clazz;
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    }
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///////////////////////////////////////////////////////////////////////////////////////////////////
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  public ScreenAbstract getScreenClass()
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    {
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    return mClass;
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    }
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///////////////////////////////////////////////////////////////////////////////////////////////////
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  public void leaveScreen(PlayActivity act)
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    {
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    mClass.leaveScreen(act);
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    }
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///////////////////////////////////////////////////////////////////////////////////////////////////
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  public void enterScreen(PlayActivity act)
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    {
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    mClass.enterScreen(act);
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    }
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  }