Magic Cube

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

// Copyright 2022 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.bandaged;

import java.lang.ref.WeakReference;

import java.util.ArrayList;

import android.app.Activity;

import android.content.SharedPreferences;

import android.graphics.Bitmap;

import android.util.TypedValue;

import android.view.View;

import android.view.ViewGroup;

import android.widget.AdapterView;

import android.widget.ArrayAdapter;

import android.widget.ImageView;

import android.widget.LinearLayout;

import android.widget.Spinner;

import android.widget.TextView;

import org.distorted.external.RubikFiles;

import org.distorted.helpers.TransparentImageButton;

import org.distorted.main.R;

import org.distorted.main.RubikActivity;

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

public class BandagedCreatorScreen implements AdapterView.OnItemSelectedListener

{

  public static final int MAX_SUPPORTED_SIZE = 5;

  private WeakReference<BandagedCreatorActivity> mAct;

  private TransparentImageButton mBackButton, mResetButton, mDoneButton;

  private LinearLayout mObjectView;

  private int mNumObjects, mX, mY, mZ;

  private final ArrayList<BandagedCreatorObjectView> mViews;

  private Spinner mSpinnerX, mSpinnerY, mSpinnerZ;

  private boolean mSpinnersReady;

  private float mTextSize;

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

  public BandagedCreatorScreen()

    {

    mSpinnersReady = false;

    mNumObjects = 0;

    mViews = new ArrayList<>();

    }

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

  private void setupBackButton(final BandagedCreatorActivity act)

    {

    int icon = RubikActivity.getDrawable(R.drawable.ui_small_smallback,R.drawable.ui_medium_smallback, R.drawable.ui_big_smallback, R.drawable.ui_huge_smallback);

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

    mBackButton = new TransparentImageButton(act, icon, TransparentImageButton.GRAVITY_MIDDLE, params);

    mBackButton.setOnClickListener( new View.OnClickListener()

      {

      @Override

      public void onClick(View v)

        {

        act.finish();

        }

      });

    }

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

  private void setupDoneButton(final BandagedCreatorActivity act)

    {

    int icon = RubikActivity.getDrawable(R.drawable.ui_small_done,R.drawable.ui_medium_done, R.drawable.ui_big_done, R.drawable.ui_huge_done);

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

    mDoneButton = new TransparentImageButton(act, icon, TransparentImageButton.GRAVITY_MIDDLE, params);

    mDoneButton.setOnClickListener( new View.OnClickListener()

      {

      @Override

      public void onClick(View v)

        {

        BandagedCreatorRenderer renderer = act.getRenderer();

        if( !renderer.isBusy() ) renderer.displaySavingDialog();

        }

      });

    }

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

  private void setupResetButton(final BandagedCreatorActivity act)

    {

    int icon = RubikActivity.getDrawable(R.drawable.ui_small_reset,R.drawable.ui_medium_reset, R.drawable.ui_big_reset, R.drawable.ui_huge_reset);

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

    mResetButton = new TransparentImageButton(act, icon, TransparentImageButton.GRAVITY_MIDDLE, params);

    mResetButton.setOnClickListener( new View.OnClickListener()

      {

      @Override

      public void onClick(View v)

        {

        BandagedCreatorRenderer renderer = act.getRenderer();

        if( !renderer.isBusy() ) renderer.setupReset();

        }

      });

    }

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

  private String[] createSizes(String mark)

    {

    String[] ret = new String[MAX_SUPPORTED_SIZE];

    for(int i=1; i<=MAX_SUPPORTED_SIZE; i++)

      {

      ret[i-1] = mark+" : "+i;

      }

    return ret;

    }

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

  private void changeObject()

    {

    if( mSpinnersReady )

      {

      BandagedCreatorActivity act = mAct.get();

      if( act!=null ) act.changeObject(mX+1,mY+1,mZ+1);

      }

    }

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

  void onAttachedToWindow(final BandagedCreatorActivity act)

    {

    mAct = new WeakReference<>(act);

    mObjectView = act.findViewById(R.id.bandagedCreatorView);

    mTextSize = act.getScreenHeightInPixels()*BandagedCreatorActivity.SPINNER_TEXT_SIZE;

    int width  = act.getScreenWidthInPixels();

    int height = act.getScreenHeightInPixels();

    int padding= (int)(height*RubikActivity.PADDING/3);

    LinearLayout.LayoutParams paramsL = new LinearLayout.LayoutParams(width/4, LinearLayout.LayoutParams.MATCH_PARENT);

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

    LinearLayout.LayoutParams paramsR = new LinearLayout.LayoutParams(width/4, 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);

    setupBackButton(act);

    layoutRight.addView(mBackButton);

    setupDoneButton(act);

    layoutMid.addView(mDoneButton);

    setupResetButton(act);

    layoutLeft.addView(mResetButton);

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

    layout.removeAllViews();

    layout.addView(layoutLeft);

    layout.addView(layoutMid);

    layout.addView(layoutRight);

    mSpinnerX = act.findViewById(R.id.bandagedCreatorX);

    mSpinnerX.setOnItemSelectedListener(this);

    ArrayAdapter<String> adX = new ArrayAdapter<>(act, R.layout.spinner_item, createSizes("X") );

    adX.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item);

    mSpinnerX.setAdapter(adX);

    mSpinnerY = act.findViewById(R.id.bandagedCreatorY);

    mSpinnerY.setOnItemSelectedListener(this);

    ArrayAdapter<String> adY = new ArrayAdapter<>(act, R.layout.spinner_item, createSizes("Y") );

    adY.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item);

    mSpinnerY.setAdapter(adY);

    mSpinnerZ = act.findViewById(R.id.bandagedCreatorZ);

    mSpinnerZ.setOnItemSelectedListener(this);

    ArrayAdapter<String> adZ = new ArrayAdapter<>(act, R.layout.spinner_item, createSizes("Z") );

    adZ.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item);

    mSpinnerZ.setAdapter(adZ);

    ViewGroup.MarginLayoutParams paramsX = (ViewGroup.MarginLayoutParams) mSpinnerX.getLayoutParams();

    paramsX.setMargins(0,0,2*padding,0);

    ViewGroup.MarginLayoutParams paramsY = (ViewGroup.MarginLayoutParams) mSpinnerY.getLayoutParams();

    paramsY.setMargins(padding,0,padding,0);

    ViewGroup.MarginLayoutParams paramsZ = (ViewGroup.MarginLayoutParams) mSpinnerZ.getLayoutParams();

    paramsZ.setMargins(2*padding,0,0,0);

    }

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

  boolean objectDoesntExist(String name)

    {

    for( BandagedCreatorObjectView view : mViews )

      {

      String viewName = view.getName();

      if( viewName.equals(name) ) return false;

      }

    return true;

    }

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

  private void addObjects(BandagedCreatorActivity act, String objectString)

    {

    if( objectString.length()>0 )

      {

      String[] objects = objectString.split(" ");

      RubikFiles files = RubikFiles.getInstance();

      for(String object : objects)

        {

        if( objectDoesntExist(object) )

          {

          addObject(act, object);

          Bitmap bmp = files.getIcon(act, object + ".png");

          iconCreationDone(act, bmp);

          }

        }

      }

    }

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

  void addObject(BandagedCreatorActivity act, String name)

    {

    BandagedCreatorObjectView view = new BandagedCreatorObjectView(act,name,mNumObjects==0);

    LinearLayout pane = view.getPane();

    mObjectView.addView(pane);

    mNumObjects++;

    mViews.add(view);

    }

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

  void deleteObject(BandagedCreatorActivity act, String name)

    {

    for(int v=0; v<mNumObjects; v++)

      {

      BandagedCreatorObjectView view = mViews.get(v);

      String viewName = view.getName();

      if( viewName.equals(name) )

        {

        LinearLayout pane = view.getPane();

        mObjectView.removeView(pane);

        mViews.remove(view);

        mNumObjects--;

        if( v==0 && mNumObjects>0 )

          {

          int width = act.getScreenWidthInPixels();

          BandagedCreatorObjectView v2 = mViews.get(v);

          LinearLayout p2 = v2.getPane();

          int margin = (int)(width*RubikActivity.LARGE_MARGIN);;

          int w = (int)(width*BandagedCreatorObjectView.RATIO_PANE);

          LinearLayout.LayoutParams params = new LinearLayout.LayoutParams( w, LinearLayout.LayoutParams.MATCH_PARENT);

          params.bottomMargin = margin;

          params.topMargin    = margin;

          params.leftMargin   = margin;

          params.rightMargin  = margin;

          p2.setLayoutParams(params);

          }

        break;

        }

      }

    }

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

  void iconCreationDone(Activity act, Bitmap bmp)

    {

    int numChildren = mObjectView.getChildCount();

    if( numChildren>0 )

      {

      LinearLayout pane = (LinearLayout)mObjectView.getChildAt(numChildren-1);

      ImageView view = pane.findViewById(R.id.bandagedCreatorObjectIcon);

      if( view!=null )

        {

        act.runOnUiThread(new Runnable()

          {

          @Override

          public void run()

          {

          view.setImageBitmap(bmp);

          }

          });

        }

      else

        {

        android.util.Log.e("D", "ImageView not found!");

        }

      }

    }

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

  private String generateObjectStrings()

    {

    String result = "";

    int numViews = mViews.size();

    for( int v=0; v<numViews; v++ )

      {

      BandagedCreatorObjectView view = mViews.get(v);

      String name = view.getName();

      if( v>0 ) result += " ";

      result += name;

      }

    return result;

    }

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

    @Override

    public void onItemSelected(AdapterView<?> parent, View view, int pos, long id)

      {

      int spinnerID = parent.getId();

      ((TextView) view).setTextSize(TypedValue.COMPLEX_UNIT_PX,mTextSize);

      if( spinnerID==R.id.bandagedCreatorX )

        {

        mX = pos;

        }

      else if( spinnerID==R.id.bandagedCreatorY )

        {

        mY = pos;

        }

      else if( spinnerID==R.id.bandagedCreatorZ )

        {

        mZ = pos;

        }

      changeObject();

      }

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

    @Override

    public void onNothingSelected(AdapterView<?> parent) { }

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

    public void savePreferences(SharedPreferences.Editor editor)

      {

      String objects = generateObjectStrings();

      editor.putString("bandagedObjects", objects );

      editor.putInt("bandagedX", mX);

      editor.putInt("bandagedY", mY);

      editor.putInt("bandagedZ", mZ);

      }

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

    public void restorePreferences(BandagedCreatorActivity act, SharedPreferences preferences)

      {

      String objects = preferences.getString("bandagedObjects","");

      addObjects(act,objects);

      mX = preferences.getInt("bandagedX", 2);

      mY = preferences.getInt("bandagedY", 2);

      mZ = preferences.getInt("bandagedZ", 2);

      mSpinnerX.setSelection(mX);

      mSpinnerY.setSelection(mY);

      mSpinnerZ.setSelection(mZ);

      mSpinnersReady = true;

      changeObject();

      }

}