Magic Cube

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// Copyright 2023 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.solverui;

import android.content.SharedPreferences;

import android.util.TypedValue;

import android.view.Gravity;

import android.view.LayoutInflater;

import android.view.View;

import android.widget.LinearLayout;

import android.widget.TextView;

import org.distorted.helpers.TransparentImageButton;

import org.distorted.main.R;

import org.distorted.objectlib.helpers.MovesFinished;

import org.distorted.objectlib.main.ObjectControl;

import org.distorted.objectlib.patterns.RubikPattern;

import java.lang.ref.WeakReference;

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public class ScreenSolutionSinglephased extends ScreenAbstract implements MovesFinished

  {

  private static final int MILLIS_PER_DEGREE = 6;

  private TransparentImageButton mPrevButton, mNextButton, mBackButton;

  private TextView mMovesText;

  private int[][] mMoves;

  private int mCurrMove, mNumMoves;

  private boolean mCanRotate;

  private float mButtonSize;

  private WeakReference<SolverActivity> mAct;

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  void leaveScreen(SolverActivity act)

    {

    ObjectControl control = act.getControl();

    control.solveOnly();

    }

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

  void enterScreen(final SolverActivity act)

    {

    mAct = new WeakReference<>(act);

    float width = act.getScreenWidthInPixels();

    mButtonSize = width*SolverActivity.BUTTON_TEXT_SIZE;

    float titleSize  = width*SolverActivity.TITLE_TEXT_SIZE;

    LayoutInflater inflater = act.getLayoutInflater();

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

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

    layoutTop.removeAllViews();

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

    text.setTextSize(TypedValue.COMPLEX_UNIT_PX, titleSize);

    text.setText(R.string.solution);

    layoutTop.addView(text);

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

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

    layoutBot.removeAllViews();

    LinearLayout.LayoutParams paramsL = new LinearLayout.LayoutParams((int)(width/2),LinearLayout.LayoutParams.MATCH_PARENT);

    LinearLayout.LayoutParams paramsM = new LinearLayout.LayoutParams((int)(width/6),LinearLayout.LayoutParams.MATCH_PARENT);

    LinearLayout.LayoutParams paramsR = new LinearLayout.LayoutParams((int)(width/3),LinearLayout.LayoutParams.MATCH_PARENT);

    LinearLayout layoutLeft = new LinearLayout(act);

    layoutLeft.setLayoutParams(paramsL);

    LinearLayout layoutMid = new LinearLayout(act);

    layoutMid.setLayoutParams(paramsM);

    LinearLayout layoutRight = new LinearLayout(act);

    layoutRight.setLayoutParams(paramsR);

    setupPrevButton(act);

    setupNextButton(act);

    setupTextView(act,width);

    layoutLeft.addView(mPrevButton);

    layoutLeft.addView(mMovesText);

    layoutLeft.addView(mNextButton);

    setupBackButton(act);

    layoutRight.addView(mBackButton);

    layoutBot.addView(layoutLeft);

    layoutBot.addView(layoutMid);

    layoutBot.addView(layoutRight);

    }

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

  private void setupPrevButton(final SolverActivity act)

    {

    LinearLayout.LayoutParams params = new LinearLayout.LayoutParams(0,LinearLayout.LayoutParams.MATCH_PARENT,1.0f);

    mPrevButton = new TransparentImageButton(act,R.drawable.ui_left,params);

    mPrevButton.setOnClickListener( new View.OnClickListener()

      {

      @Override

      public void onClick(View v)

        {

        ObjectControl control = act.getControl();

        backMove(control);

        mMovesText.setText(act.getString(R.string.mo_placeholder,mCurrMove,mNumMoves));

        }

      });

    }

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

  private void setupNextButton(final SolverActivity act)

    {

    LinearLayout.LayoutParams params = new LinearLayout.LayoutParams(0,LinearLayout.LayoutParams.MATCH_PARENT,1.0f);

    mNextButton = new TransparentImageButton(act,R.drawable.ui_right,params);

    mNextButton.setOnClickListener( new View.OnClickListener()

      {

      @Override

      public void onClick(View v)

        {

        ObjectControl control = act.getControl();

        makeMove(control);

        mMovesText.setText(act.getString(R.string.mo_placeholder,mCurrMove,mNumMoves));

        }

      });

    }

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

  private void setupTextView(final SolverActivity act, final float width)

    {

    int padding = (int)(width*SolverActivity.PADDING);

    int margin  = (int)(width*SolverActivity.SMALL_MARGIN);

    LinearLayout.LayoutParams params = new LinearLayout.LayoutParams(0,LinearLayout.LayoutParams.MATCH_PARENT,2.0f);

    params.topMargin    = margin;

    params.bottomMargin = margin;

    params.leftMargin   = margin;

    params.rightMargin  = margin;

    mMovesText = new TextView(act);

    mMovesText.setTextSize(20);

    mMovesText.setLayoutParams(params);

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

    mMovesText.setGravity(Gravity.CENTER);

    mMovesText.setTextSize(TypedValue.COMPLEX_UNIT_PX, mButtonSize);

    mMovesText.setText(act.getString(R.string.mo_placeholder,mCurrMove,mNumMoves));

    }

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

  private void setupBackButton(final SolverActivity act)

    {

    LinearLayout.LayoutParams params = new LinearLayout.LayoutParams(LinearLayout.LayoutParams.MATCH_PARENT,LinearLayout.LayoutParams.MATCH_PARENT,1.0f);

    mBackButton = new TransparentImageButton(act,R.drawable.ui_back,params);

    mBackButton.setOnClickListener( new View.OnClickListener()

      {

      @Override

      public void onClick(View v)

        {

        ScreenList.goBack(act);

        }

      });

    }

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

  private void makeMove(ObjectControl control)

    {

    if( mCanRotate )

      {

      mCurrMove++;

      if( mCurrMove>mNumMoves )

        {

        mCurrMove= 0;

        control.initializeObject(null);

        }

      else

        {

        int axis      = mMoves[mCurrMove-1][0];

		int rowBitmap = mMoves[mCurrMove-1][1];

		int bareAngle = mMoves[mCurrMove-1][2];

        if( bareAngle!=0 )

          {

          mCanRotate = false;

          control.addRotation(this, axis, rowBitmap, bareAngle, MILLIS_PER_DEGREE);

          }

        else

          {

          android.util.Log.e("solution", "error: solution contains angle 0");

          }

        }

      }

    else

      {

      android.util.Log.e("solution", "failed to make move!");

      }

    }

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

  private void backMove(ObjectControl control)

    {

    if( mCanRotate )

      {

      mCurrMove--;

      if( mCurrMove<0 )

        {

        mCurrMove=mNumMoves;

        control.initializeObject(mMoves);

        }

      else

        {

        int axis      = mMoves[mCurrMove][0];

		int rowBitmap = mMoves[mCurrMove][1];

		int bareAngle = mMoves[mCurrMove][2];

        if( bareAngle!=0 )

          {

          mCanRotate = false;

          control.addRotation(this, axis, rowBitmap, -bareAngle, MILLIS_PER_DEGREE);

          }

        else

          {

          android.util.Log.e("solution", "error: solution contains angle 0");

          }

        }

      }

    else

      {

      android.util.Log.e("solution", "failed to back move!");

      }

    }

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

  void setSolution(String moves)

    {

    mCanRotate= true;

    mCurrMove = 0;

    mNumMoves = moves.length()/4;

    mMoves    = new int[mNumMoves][3];

    RubikPattern.parseMoves(mMoves,mNumMoves,moves);

    SolverActivity act = mAct.get();

    mMovesText.setText(act.getString(R.string.mo_placeholder,mCurrMove,mNumMoves));

    }

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

  void setSolution(int[][] moves)

    {

    mCanRotate= true;

    mCurrMove = 0;

    mNumMoves = moves==null ? 0 : moves.length;

    mMoves    = moves;

    SolverActivity act = mAct.get();

    mMovesText.setText(act.getString(R.string.mo_placeholder,mCurrMove,mNumMoves));

    }

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

  public void savePreferences(SharedPreferences.Editor editor) { }

  public void restorePreferences(SharedPreferences preferences) { }

  public void onActionFinished(final long effectID) { mCanRotate = true; }

  }