Magic Cube

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

// Copyright 2019 Leszek Koltunski                                                               //

//                                                                                               //

// This file is part of Distorted.                                                               //

//                                                                                               //

// Distorted is free software: you can redistribute it and/or modify                             //

// it under the terms of the GNU General Public License as published by                          //

// the Free Software Foundation, either version 2 of the License, or                             //

// (at your option) any later version.                                                           //

//                                                                                               //

// Distorted is distributed in the hope that it will be useful,                                  //

// but WITHOUT ANY WARRANTY; without even the implied warranty of                                //

// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the                                 //

// GNU General Public License for more details.                                                  //

//                                                                                               //

// You should have received a copy of the GNU General Public License                             //

// along with Distorted.  If not, see <http://www.gnu.org/licenses/>.                            //

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

package org.distorted.magic;

import android.app.Activity;

import android.graphics.PorterDuff;

import android.graphics.drawable.Drawable;

import android.opengl.GLSurfaceView;

import android.os.Bundle;

import android.support.v4.content.ContextCompat;

import android.view.View;

import org.distorted.library.main.Distorted;

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

public class RubikActivity extends Activity

{

            static final int DEFAULT_SIZE  = 3;

    private static final int STARTING_SIZE = 2;

    private static final int[] button_ids  = {R.id.rubikSize2, R.id.rubikSize3, R.id.rubikSize4};

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

    @Override

    protected void onCreate(Bundle icicle)

      {

      super.onCreate(icicle);

      setContentView(R.layout.layout);

      markButton(DEFAULT_SIZE);

      }

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

    @Override

    protected void onPause() 

      {

      GLSurfaceView view = findViewById(R.id.rubikSurfaceView);

      view.onPause();

      Distorted.onPause();

      super.onPause();

      }

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

    @Override

    protected void onResume() 

      {

      super.onResume();

      GLSurfaceView view = findViewById(R.id.rubikSurfaceView);

      view.onResume();

      }

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

    @Override

    protected void onDestroy() 

      {

      Distorted.onDestroy();  

      super.onDestroy();

      }

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

    public void Scramble(View v)

      {

      RubikSurfaceView view = findViewById(R.id.rubikSurfaceView);

      view.scrambleCube();

      }

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

    public void Credits(View v)

      {

      android.util.Log.e("rubik", "credits...");

      }

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

    public void setSize(View v)

      {

      int size=0, id = v.getId();

      for(int b=0; b<button_ids.length; b++)

        if( button_ids[b] == id )

          {

          size = b+STARTING_SIZE;

          break;

          }

      markButton(size);

      RubikSurfaceView view = findViewById(R.id.rubikSurfaceView);

      view.setNewCubeSize(size);

      }

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

   private void markButton(int size)

     {

     for(int b=0; b<button_ids.length; b++)

       {

       Drawable d = findViewById(button_ids[b]).getBackground();

       if( size == b+STARTING_SIZE )

         {

         d.setColorFilter(ContextCompat.getColor(this,R.color.red), PorterDuff.Mode.MULTIPLY);

         }

       else

         {

         d.clearColorFilter();

         }

       }

     }

}