Magic Cube

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// Copyright 2020 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/>.                           //

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package org.distorted.uistate;

import android.content.SharedPreferences;

import android.util.DisplayMetrics;

import android.view.LayoutInflater;

import android.widget.Button;

import android.widget.LinearLayout;

import android.widget.TextView;

import org.distorted.magic.R;

import org.distorted.magic.RubikActivity;

import java.util.Timer;

import java.util.TimerTask;

import static android.view.View.INVISIBLE;

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public class RubikStateSolving extends RubikStateAbstract

  {

  private TextView mTime;

  private Timer mTimer;

  private long mStartTime;

  private boolean mRunning;

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  public void leaveState(RubikActivity act)

    {

    stopCounting();

    }

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  public void enterState(RubikActivity act)

    {

    LayoutInflater inflater = act.getLayoutInflater();

    // TOP ////////////////////////////

    LinearLayout layoutTop = act.findViewById(R.id.mainTitle);

    layoutTop.removeAllViews();

    mTime = (TextView)inflater.inflate(R.layout.upper_text, null);

    mTime.setText(R.string.ready);

    layoutTop.addView(mTime);

    // BOT ////////////////////////////

    LinearLayout layoutBot = act.findViewById(R.id.mainBar);

    layoutBot.removeAllViews();

    DisplayMetrics metrics = act.getResources().getDisplayMetrics();

    float scale = metrics.density;

    int size = (int)(60*scale +0.5f);

    int padding = (int)(5*scale + 0.5f);

    LinearLayout.LayoutParams params = new LinearLayout.LayoutParams(LinearLayout.LayoutParams.MATCH_PARENT,size,0.5f);

    Button buttonL = new Button(act);

    buttonL.setLayoutParams(params);

    buttonL.setId(BUTTON_ID_BACK);

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

    buttonL.setText(R.string.back);

    buttonL.setOnClickListener(act);

    layoutBot.addView(buttonL);

    Button buttonR = new Button(act);

    buttonR.setLayoutParams(params);

    buttonR.setId(BUTTON_ID_BACK);

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

    buttonR.setText(R.string.back);

    buttonR.setOnClickListener(act);

    layoutBot.addView(buttonR);

    buttonL.setVisibility(INVISIBLE);

    }

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  public void savePreferences(SharedPreferences.Editor editor)

    {

    }

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  public void restorePreferences(SharedPreferences preferences)

    {

    }

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  public void startCounting(final RubikActivity act)

    {

    if( !mRunning )

      {

      mRunning = true;

      mStartTime = System.currentTimeMillis();

      mTimer = new Timer();

      mTimer.scheduleAtFixedRate(new TimerTask()

        {

        @Override

        public void run()

          {

          act.runOnUiThread(new Runnable()

            {

            @Override

            public void run()

              {

              int elapsed = (int)(System.currentTimeMillis()-mStartTime)/1000;

              mTime.setText(act.getString(R.string.tm_placeholder,elapsed/60,elapsed%60));

              }

            });

          }

        }, 0, 1000);

      }

    }

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

  public long stopCounting()

    {

    if( mRunning )

      {

      if( mTimer!=null )

        {

        mTimer.cancel();

        mTimer = null;

        }

      mRunning = false;

      return System.currentTimeMillis()-mStartTime;

      }

    return 0;

    }

  }