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///////////////////////////////////////////////////////////////////////////////////////////////////
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// Copyright 2020 Leszek Koltunski //
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// //
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// This file is part of Magic Cube. //
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// //
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// Magic Cube is free software: you can redistribute it and/or modify //
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// it under the terms of the GNU General Public License as published by //
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// the Free Software Foundation, either version 2 of the License, or //
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// (at your option) any later version. //
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// //
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// Magic Cube is distributed in the hope that it will be useful, //
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// but WITHOUT ANY WARRANTY; without even the implied warranty of //
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the //
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// GNU General Public License for more details. //
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// //
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// You should have received a copy of the GNU General Public License //
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// along with Magic Cube. If not, see <http://www.gnu.org/licenses/>. //
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///////////////////////////////////////////////////////////////////////////////////////////////////
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package org.distorted.uistate;
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import android.content.SharedPreferences;
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import org.distorted.magic.RubikActivity;
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///////////////////////////////////////////////////////////////////////////////////////////////////
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public enum RubikState
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{
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MAIN ( null , new RubikStateMain() ),
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PLAY ( MAIN , new RubikStatePlay() ),
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SOLV ( PLAY , new RubikStateSolving() ),
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;
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public static final int LENGTH = values().length;
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private final RubikState mBack;
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private final RubikStateAbstract mClass;
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private static final RubikState[] sizes;
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private static RubikState mCurrState, mPrevState;
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static
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{
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int i = 0;
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sizes = new RubikState[LENGTH];
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for(RubikState size: RubikState.values())
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{
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sizes[i] = size;
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i++;
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}
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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public static RubikState getState(int ordinal)
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{
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return sizes[ordinal];
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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public static RubikState getCurrentState()
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{
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return mCurrState;
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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public static void savePreferences(SharedPreferences.Editor editor)
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{
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editor.putInt("curr_state", mCurrState.ordinal() );
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editor.putInt("prev_state", mPrevState.ordinal() );
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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public static void restorePreferences(SharedPreferences preferences)
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{
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int currState = preferences.getInt("curr_state", RubikState.MAIN.ordinal() );
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int prevState = preferences.getInt("prev_state", RubikState.MAIN.ordinal() );
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mCurrState = getState(currState);
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mPrevState = getState(prevState);
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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public static void goBack(RubikActivity act)
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{
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switchState(act, mCurrState.mBack );
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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public static void setState(RubikActivity act)
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{
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mCurrState.enterState(act,mPrevState);
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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public static void switchState(RubikActivity act, RubikState state)
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{
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if( state!=null )
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{
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if( mCurrState!=null ) mCurrState.leaveState(act);
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state.enterState(act,mCurrState);
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mPrevState = mCurrState;
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mCurrState = state;
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}
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else
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{
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act.finish();
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}
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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RubikState(RubikState back, RubikStateAbstract clazz)
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{
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mBack = back;
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mClass = clazz;
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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public RubikStateAbstract getStateClass()
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{
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return mClass;
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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public void leaveState(RubikActivity act)
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{
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mClass.leaveState(act);
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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public void enterState(RubikActivity act, RubikState prevState)
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{
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mClass.enterState(act,prevState);
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}
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}
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