Magic Cube

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

// Copyright 2019 Leszek Koltunski                                                               //

//                                                                                               //

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

//                                                                                               //

// Magic Cube 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.                                                           //

//                                                                                               //

// Magic Cube 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 Magic Cube.  If not, see <http://www.gnu.org/licenses/>.                           //

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

package org.distorted.magic;

import android.content.SharedPreferences;

import android.graphics.PorterDuff;

import android.graphics.drawable.Drawable;

import android.opengl.GLSurfaceView;

import android.os.Bundle;

import android.preference.PreferenceManager;

import android.support.v4.content.ContextCompat;

import android.support.v7.app.AppCompatActivity;

import android.util.DisplayMetrics;

import android.view.View;

import android.view.ViewGroup;

import android.widget.ImageButton;

import android.widget.LinearLayout;

import org.distorted.component.HorizontalNumberPicker;

import org.distorted.library.main.DistortedLibrary;

import org.distorted.effect.BaseEffect;

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

public class RubikActivity extends AppCompatActivity implements View.OnClickListener

{

    public static final int MIN_SCRAMBLE =  1;

    public static final int DEF_SCRAMBLE =  1;

    public static final int MAX_SCRAMBLE = 18;

    private static int mSize = RubikSize.DEFAULT_SIZE;

    private HorizontalNumberPicker mPicker;

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

    private void markButton(int size)

      {

      mSize = size;

      for(int b=0; b<RubikSize.LENGTH; b++)

        {

        Drawable d = findViewById(b).getBackground();

        if( size == RubikSize.getSize(b).getCubeSize() )

          {

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

          }

        else

          {

          d.clearColorFilter();

          }

        }

      }

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

    private void savePreferences()

      {

      SharedPreferences preferences = PreferenceManager.getDefaultSharedPreferences(this);

      SharedPreferences.Editor editor = preferences.edit();

      for (int i=0; i< BaseEffect.Type.LENGTH; i++)

        {

        BaseEffect.Type.getType(i).savePreferences(editor);

        }

      editor.putInt("scramble", mPicker.getValue() );

      editor.apply();

      }

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

    private void restorePreferences()

      {

      SharedPreferences preferences = PreferenceManager.getDefaultSharedPreferences(this);

      for (int i=0; i< BaseEffect.Type.LENGTH; i++)

        {

        BaseEffect.Type.getType(i).restorePreferences(preferences);

        }

      int scramble= preferences.getInt("scramble", DEF_SCRAMBLE);

      mPicker.setValue(scramble);

      }

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

    private void addSizeButtons()

      {

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

      DisplayMetrics metrics = getResources().getDisplayMetrics();

      float scale = metrics.density;

      int size = (int)(64*scale +0.5f);

      int padding = (int)(3*scale + 0.5f);

      ViewGroup.LayoutParams params = new ViewGroup.LayoutParams(size,size);

      for(int i=0; i<RubikSize.LENGTH; i++)

        {

        ImageButton button = new ImageButton(this);

        button.setLayoutParams(params);

        button.setId(i);

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

        int iconID = RubikSize.getSize(i).getIconID();

        button.setImageResource(iconID);

        button.setOnClickListener(this);

        layout.addView(button);

        }

      }

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

    static int getSize()

      {

      return mSize;

      }

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

    @Override

    protected void onCreate(Bundle savedState)

      {

      super.onCreate(savedState);

      setTheme(R.style.CustomActivityThemeNoActionBar);

      setContentView(R.layout.main);

      addSizeButtons();

      markButton(mSize);

      mPicker = findViewById(R.id.rubikNumberPicker);

      mPicker.setMin(MIN_SCRAMBLE);

      mPicker.setMax(MAX_SCRAMBLE);

      restorePreferences();

      }

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

    @Override

    protected void onPause() 

      {

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

      view.onPause();

      DistortedLibrary.onPause();

      RubikScoresDownloader.onPause();

      savePreferences();

      super.onPause();

      }

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

    @Override

    protected void onResume() 

      {

      super.onResume();

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

      view.onResume();

      }

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

    @Override

    protected void onDestroy() 

      {

      DistortedLibrary.onDestroy();

      super.onDestroy();

      }

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

    @Override

    public void onClick(View v)

      {

      int id = v.getId();

      if( id>=0 && id<RubikSize.LENGTH )

        {

        int size = RubikSize.getSize(id).getCubeSize();

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

        boolean success = view.getRenderer().createCube(size);

        if( success )

          {

          markButton(size);

          }

        }

      }

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

// PUBLIC API

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

    public void Settings(View v)

      {

      RubikSettings settings = new RubikSettings();

      settings.show(getSupportFragmentManager(), null);

      }

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

    public void Scores(View v)

      {

      RubikScores scores = new RubikScores();

      scores.show(getSupportFragmentManager(), null);

      }

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

    public void About(View v)

      {

      RubikAbout about = new RubikAbout();

      about.show(getSupportFragmentManager(), null);

      }

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

    public void Scramble(View v)

      {

      int scramble = mPicker.getValue();

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

      view.getRenderer().scrambleCube(scramble);

      }

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

    public void Solve(View v)

      {

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

      view.getRenderer().solveCube();

      }

}