Android Open Source - taxdroid Game Activity

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Back to project page taxdroid.

License

The source code is released under:

GNU General Public License

Java Source Code

/**
 * This file is part of TaxDroid.//  ww w.  ja v  a 2 s  .co  m
 * 
 * This program 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 3 of the License, or
 * (at your option) any later version.
 * 
 * This program 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 this program.  If not, see <http://www.gnu.org/licenses/>.
 * 
 * Copyright 2013 Kai Krber
 */
package de.rebreok.taxdroid;

import android.app.Activity;
import android.app.AlertDialog;
import android.os.Bundle;
import android.content.Intent;
import android.content.Context;
import android.content.DialogInterface;
import android.widget.GridView;
import android.widget.LinearLayout;
import android.widget.Button;
import android.widget.TextView;
import android.view.View;
import android.graphics.Color;

import java.util.ArrayList;


public class GameActivity extends Activity
{
    private final static String SELECTION = "selection";
    private final static String PLAYER_MONEY = "player_money";
    private final static String TAXDROID_MONEY = "taxdroid_money";
    
    private int level;
    private int selection;
    private ArrayList<Integer> player_money;
    private ArrayList<Integer> taxdroid_money;
    
    private ButtonAdapter adapter;
    
    /** Called when the activity is first created. */
    @Override
    public void onCreate(Bundle savedInstanceState)
    {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.game);
        
        findViewById(R.id.button_take_money).setEnabled(false);
        player_money = new ArrayList<Integer>();
        taxdroid_money = new ArrayList<Integer>();
        level = getIntent().getIntExtra(LevelsActivity.EXTRA_LEVEL, -1);
        setTitle(getResources().getString(R.string.title_game, level));
        
        GridView grid = (GridView) findViewById(R.id.grid);
        adapter = new ButtonAdapter(this);
        grid.setAdapter(adapter);
        
        if (savedInstanceState != null) {
            selection = savedInstanceState.getInt(SELECTION);
            player_money = savedInstanceState.getIntegerArrayList(PLAYER_MONEY);
            taxdroid_money = savedInstanceState.getIntegerArrayList(TAXDROID_MONEY);
        } else {
            selection = 0;
            player_money = new ArrayList<Integer>();
            taxdroid_money = new ArrayList<Integer>();
        }
        updateUI();
    }
    
    public int getLevel() {
        return level;
    }
    
    public void selectButton(int nr) {
        selection = nr;
        updateUI();
    }
    
    public void onSaveInstanceState(Bundle savedInstanceState) {
        savedInstanceState.putInt(SELECTION, selection);
        savedInstanceState.putIntegerArrayList(PLAYER_MONEY, player_money);
        savedInstanceState.putIntegerArrayList(TAXDROID_MONEY, taxdroid_money);
        
        super.onSaveInstanceState(savedInstanceState);
    }
    
    /**
     * Check for end of game and update the Buttons' colors
     */
    private void updateUI() {
        boolean game_over = false;
        /**
         * If no valid choice is possible give the rest to the TaxDroid
         * and set the game_over flag.
         */
        if (isGameOver()) {
            game_over = true;
            for (int i = 1; i <= level; i++) {
                if (!player_money.contains(i) && !taxdroid_money.contains(i)) {
                    taxdroid_money.add(i);
                }
            }
        }
        
        /** Update the UI */
        Button button;
        for (int i = 1; i <= level; i++) {
            button = (Button) adapter.getItem(i - 1);
            if (player_money.contains(i)) {
                button.setTextAppearance(this, R.style.text_good);
                button.setEnabled(false);
            } else if (taxdroid_money.contains(i)) {
                button.setTextAppearance(this, R.style.text_bad);
                button.setEnabled(false);
            } else if (i == selection) {
                button.setTextAppearance(this, R.style.text_good_bold);
                button.setEnabled(true);
            } else if (selection > 0 && selection % i == 0) {
                button.setTextAppearance(this, R.style.text_bad_bold);
                button.setEnabled(true);
            } else {
                button.setTextAppearance(this, R.style.text_default);
                button.setEnabled(true);
            }
        }
        if (isValidChoice(selection)) {
            findViewById(R.id.button_take_money).setEnabled(true);
        } else {
            findViewById(R.id.button_take_money).setEnabled(false);
        }
        TextView player_counter = (TextView) findViewById(R.id.text_player_score);
        player_counter.setText(getResources().getString(R.string.fmt_player_score, sum(player_money)));
        TextView taxdroid_counter = (TextView) findViewById(R.id.text_taxdroid_score);
        taxdroid_counter.setText(getResources().getString(R.string.fmt_taxdroid_score, sum(taxdroid_money)));
        
        /** If game_over, show a dialog and finish. */
        if (game_over) {
            AlertDialog.Builder builder = new AlertDialog.Builder(this);
            builder.setTitle(R.string.dialog_title_game_over);
            builder.setMessage(String.format(getResources().getString(R.string.dialog_message_game_over), sum(player_money), sum(taxdroid_money)));
            builder.setPositiveButton(R.string.ok, new DialogInterface.OnClickListener() {
                    public void onClick(DialogInterface dialog, int id) {
                        Intent intent = new Intent();
                        intent.putExtra(LevelsActivity.EXTRA_LEVEL, level);
                        intent.putExtra(LevelsActivity.EXTRA_RETURN_SCORE, sum(player_money) - sum(taxdroid_money));
                        setResult(Activity.RESULT_OK, intent);
                        finish();
                    }
                });
            builder.setCancelable(false);
            AlertDialog dialog = builder.create();
            dialog.show();
        }
    }
    
    public void takeMoney(View view) {
        for (int i = 1; i < selection; i++) {
            if (selection % i == 0 && !player_money.contains(i) && !taxdroid_money.contains(i)) {
                taxdroid_money.add(i);
            }
        }
        player_money.add(selection);
        selectButton(0);
    }
    
    private boolean isValidChoice(int selection) {
        for (int i = 1; i < selection; i++) {
            if (selection % i == 0 && !player_money.contains(i) && !taxdroid_money.contains(i)) {
                return true;
            }
        }
        return false;
    }
    
    private boolean isGameOver() {
        for (int i = 1; i <= level; i++) {
            if (isValidChoice(i)) {
                return false;
            }
        }
        return true;
    }
    
    private int sum(ArrayList<Integer> list) {
        int result = 0;
        for (Integer i:list) {
            result += i;
        }
        return result;
    }
}

Java Source Code List

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