Android Open Source - ninja-trials Main Options Scene

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License

The source code is released under:
Apache License
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Java Source Code

/*
 * Ninja Trials is an old school style Android Game developed for OUYA & using
 * AndEngine. It features several minigames with simple gameplay.
 * Copyright 2013 Mad Gear Games <madgeargames@gmail.com>
 */*from   w  w w.  jav a  2  s.c om*/
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */


package com.madgear.ninjatrials;

import java.text.DecimalFormat;

import org.andengine.entity.Entity;
import org.andengine.entity.scene.Scene;
import org.andengine.entity.scene.background.EntityBackground;
import org.andengine.entity.sprite.Sprite;
import org.andengine.entity.text.Text;
import org.andengine.entity.text.TextOptions;
import org.andengine.util.adt.align.HorizontalAlign;

import com.madgear.ninjatrials.hud.SelectionStripe;
import com.madgear.ninjatrials.hud.VolumeBar;
import com.madgear.ninjatrials.managers.GameManager;
import com.madgear.ninjatrials.managers.ResourceManager;
import com.madgear.ninjatrials.managers.SFXManager;
import com.madgear.ninjatrials.managers.SceneManager;
import com.madgear.ninjatrials.managers.UserData;
import com.madgear.ninjatrials.test.TestingScene;

/**
 * Implements the main options scene (sound).
 * @author Madgear Games
 */
public class MainOptionsScene extends GameScene {
    private final static float WIDTH = ResourceManager.getInstance().cameraWidth;
    private final static float HEIGHT = ResourceManager.getInstance().cameraHeight;
    private SelectionStripe selectionStripe;
    private final String[] menuOptions = {
        ResourceManager.getInstance().loadAndroidRes().getString(R.string.option_menu_config_ctrl),
        ResourceManager.getInstance().loadAndroidRes().getString(R.string.option_menu_music_vol),
        ResourceManager.getInstance().loadAndroidRes().getString(R.string.option_menu_sound_vol),
        ResourceManager.getInstance().loadAndroidRes().getString(R.string.option_menu_music_test),
        ResourceManager.getInstance().loadAndroidRes().getString(R.string.option_menu_sound_test)};
    private Text musicPercentageText;
    private Text soundPercentageText;
    private VolumeBar musicVolumeBar;
    private VolumeBar soundVolumeBar;
    private final static float VOLUME_INCREMENT_VAL = 0.1f;
    private final static float musicPercentageYPos = 500;
    private final static float soundPercentageYPos = 400;
    private DecimalFormat formatter = new java.text.DecimalFormat("00");
    private boolean testMusicPlaying = false;


    /**
     * MainOptionsScene constructor.
     * Disabled loading screen.
     */
    public MainOptionsScene() {
        super(0f);
    }
    
    /**
     * This class is not used (loading scene is disabled).
     */
    @Override
    public Scene onLoadingScreenLoadAndShown() {
        return null;
    }

    /**
     * This class is not used (loading scene is disabled).
     */
    @Override
    public void onLoadingScreenUnloadAndHidden() {}

    @Override
    public void onLoadScene() {
        //TODO: review resources
        ResourceManager.getInstance().loadOptionResources();
        ResourceManager.getInstance().loadSoundsResources();
        ResourceManager.getInstance().loadMusicsResources();
    }

    @Override
    public void onShowScene() {
        // Background:
        // Crate the background Pattern Sprite:
        ResourceManager.getInstance().mainOptionsPattern.setTextureSize(WIDTH, HEIGHT);
        Sprite patternSprite = new Sprite(WIDTH/2, HEIGHT/2,
                ResourceManager.getInstance().mainOptionsPattern,
                ResourceManager.getInstance().engine.getVertexBufferObjectManager());
        // Add pattern sprite to a new entity:
        Entity backgroundEntity = new Entity();
        backgroundEntity.attachChild(patternSprite);
        // Create a new background from the entity ():
        EntityBackground background = new EntityBackground(0.1f, 0.2f, 0.2f, backgroundEntity);
        setBackground(background);
        
        // Options tittle:
        final Text tittle = new Text(WIDTH/2, HEIGHT - 150,
                ResourceManager.getInstance().fontXBig, ResourceManager.getInstance().loadAndroidRes().getString(R.string.option_menu_title),
                new TextOptions(HorizontalAlign.CENTER),
                ResourceManager.getInstance().engine.getVertexBufferObjectManager());
        attachChild(tittle);
        
        // SelectionStripe:
        selectionStripe = new SelectionStripe(250, HEIGHT / 2 - 150, 
                SelectionStripe.DISP_VERTICAL, 110f,
                menuOptions, SelectionStripe.TEXT_ALIGN_LEFT, 0);
        attachChild(selectionStripe);
        
        // Volume Bars:
        musicVolumeBar = new VolumeBar(WIDTH/2 + 600, musicPercentageYPos,
                SFXManager.getMusicVolume());
        attachChild(musicVolumeBar);
        soundVolumeBar = new VolumeBar(WIDTH/2 + 600, soundPercentageYPos, 
                SFXManager.getSoundVolume());
        attachChild(soundVolumeBar);
        
        // Volume percentages:
        musicPercentageText = new Text(WIDTH/2 + 200, musicPercentageYPos,
                ResourceManager.getInstance().fontMedium, "10000",
                new TextOptions(HorizontalAlign.CENTER),
                ResourceManager.getInstance().engine.getVertexBufferObjectManager());
        musicPercentageText.setText(String.valueOf(musicVolumeBar.getValuePercent()));
        attachChild(musicPercentageText);
        
        soundPercentageText = new Text(WIDTH/2 + 200, soundPercentageYPos,
                ResourceManager.getInstance().fontMedium, "10000",
                new TextOptions(HorizontalAlign.CENTER),
                ResourceManager.getInstance().engine.getVertexBufferObjectManager());
        soundPercentageText.setText(String.valueOf(soundVolumeBar.getValuePercent()));
        attachChild(soundPercentageText);
    }

    @Override
    public void onHideScene() {}

    @Override
    public void onUnloadScene() {
        
        // Save user preferences when exiting scene:
        UserData.savePrefs();
        
        //TODO: review resources
        ResourceManager.getInstance().unloadOptionResources();        
        ResourceManager.getInstance().unloadSoundsResources();
        ResourceManager.getInstance().unloadMusicsResources();
    }

    @Override
    public void onPressDpadUp() {
        selectionStripe.movePrevious();
    }

    @Override
    public void onPressDpadDown() {
        selectionStripe.moveNext();
    }
    
    @Override
    public void onPressDpadLeft() {
        int optionIndex = selectionStripe.getSelectedIndex();
        switch(optionIndex) {
        // MUSIC VOLUME-
        case 1:
            SFXManager.addMusicVolume(-VOLUME_INCREMENT_VAL);
            musicVolumeBar.setValue(SFXManager.getMusicVolume());
            musicPercentageText.setText(String.valueOf(musicVolumeBar.getValuePercent()));
            updateMusicVolume();
            break;
        // SOUND VOLUME-
        case 2:
            SFXManager.addSoundVolume(-VOLUME_INCREMENT_VAL);
            soundVolumeBar.setValue(SFXManager.getSoundVolume());
            soundPercentageText.setText(String.valueOf(soundVolumeBar.getValuePercent()));
            break;
        }
    }

    @Override
    public void onPressDpadRight() {
        int optionIndex = selectionStripe.getSelectedIndex();
        switch(optionIndex) {
        // MUSIC VOLUME+
        case 1:
            SFXManager.addMusicVolume(VOLUME_INCREMENT_VAL);
            musicVolumeBar.setValue(SFXManager.getMusicVolume());
            musicPercentageText.setText(String.valueOf(musicVolumeBar.getValuePercent()));
            updateMusicVolume();
            break;
        // SOUND VOLUME+
        case 2:
            SFXManager.addSoundVolume(VOLUME_INCREMENT_VAL);
            soundVolumeBar.setValue(SFXManager.getSoundVolume());
            soundPercentageText.setText(String.valueOf(soundVolumeBar.getValuePercent()));
            break;
        }
    }
    

    private void updateMusicVolume() {
        if(SFXManager.isPlaying(ResourceManager.getInstance().intro1)) {
            SFXManager.pauseMusic(ResourceManager.getInstance().intro1);
            SFXManager.resumeMusic(ResourceManager.getInstance().intro1);
        }
    }
    

    @Override
    public void onPressButtonO() {
        int optionIndex = selectionStripe.getSelectedIndex();
        switch(optionIndex) {
        // CONFIGURE CONTROLS
        case 0:
            SceneManager.getInstance().showScene(new ControllerOptionsScene());
            break;
        // MUSIC TEST
        case 3:
            // TODO: change demo music??
            if(SFXManager.isPlaying(ResourceManager.getInstance().intro1))
                SFXManager.stopMusic(ResourceManager.getInstance().intro1);
            else
                SFXManager.playMusic(ResourceManager.getInstance().intro1);
            break;
        // SOUND TEST
        case 4:
            SFXManager.playSound(ResourceManager.getInstance().menuActivate);
            break;
        }
    }

    @Override
    public void onPressButtonMenu() {
        if (ResourceManager.getInstance().engine != null) {
            SFXManager.stopMusic(ResourceManager.getInstance().intro1);
            
            if(GameManager.DEBUG_MODE)
                SceneManager.getInstance().showScene(new TestingScene());
            else
                SceneManager.getInstance().showScene(new MainMenuScene());
        }
    }
}
Java Source Code List
