Android Open Source - SnowLand Main Menu Screen

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Back to project page SnowLand.
License

The source code is released under:
GNU General Public License
If you think the Android project SnowLand listed in this page is inappropriate, such as containing malicious code/tools or violating the copyright, please email info at java2s dot com, thanks.
Java Source Code

package com.walrus.game;
//from w w w  .ja v  a2s.c o m
import java.util.ArrayList;
import java.util.List;

import android.graphics.Color;
import android.graphics.Paint;

import com.walrus.framework.Game;
import com.walrus.framework.Graphics;
import com.walrus.framework.Input.TouchEvent;
import com.walrus.framework.Screen;
import com.walrus.gui.ArrowSelector;
import com.walrus.gui.Button;
import com.walrus.gui.GridSpatiator;
import com.walrus.gui.SlidingBackground;
import com.walrus.gui.TextArea;

public class MainMenuScreen extends Screen {
  
  /*
   * (C) Copyright Alex Cristian & Walrus Studios, 2012
   * All rights reserved.
   *  
   */
  
  private SlidingBackground back1 = new SlidingBackground(0,0,1,Assets.background), back2 = new SlidingBackground(0,480,1,Assets.background), clouds1 = new SlidingBackground(0,0,2,Assets.clouds), clouds2 = new SlidingBackground(0,480,2,Assets.clouds);
  private ArrayList<SlidingBackground> updateableItems = new ArrayList<SlidingBackground> ();
  private ArrayList<Button> clickableItems = new ArrayList<Button> ();
  private Button newGame; private Button[] diffBtn = new Button[3];
  private TextArea title, diffTitle; private TextArea[] diffText = new TextArea[3]; 
  private Paint paint;
  private boolean setDificulty=false;
  private int currentDif = 0;
  private ArrowSelector next, prev;
  
  public MainMenuScreen(Game game) {
    super(game);
    instantiate();
  }
  
  private void instantiate(){
    updateableItems.add(back1);
    updateableItems.add(back2);
    updateableItems.add(clouds1);
    updateableItems.add(clouds2);
    paint = new Paint();
    paint.setTypeface(Assets.font);
    GridSpatiator menuGrid = new GridSpatiator(Assets.screenWidth/2, 100);
    paint.setTextSize(60); paint.setAntiAlias(true);
    paint.setColor(Color.rgb(51,181,229));
    title = new TextArea(menuGrid.getPosX(), menuGrid.getPosY(), "SnowLand", paint);
    menuGrid.nextElement(); menuGrid.nextElement();
    paint = new Paint();
    paint.setTextSize(30); paint.setAntiAlias(true);
    paint.setTypeface(Assets.font);
    newGame = new Button(menuGrid.getPosX()-Assets.button.getWidth()/2, menuGrid.getPosY()-Assets.button.getHeight()/2, "New game", paint);
    menuGrid.nextElement();
    
    GridSpatiator diffGrid = new GridSpatiator(Assets.screenWidth/2, 150);
    paint = new Paint();
    paint.setTextSize(30); paint.setAntiAlias(true);
    paint.setTypeface(Assets.font);
    paint.setColor(Color.rgb(51,181,229));
    diffTitle = new TextArea(diffGrid.getPosX(), diffGrid.getPosY(), "Select level difficulty", paint);
    diffGrid.nextElement();//diffGrid.setPosY(diffGrid.getPosY()+30);
    paint = new Paint();
    paint.setTypeface(Assets.font);
    paint.setTextSize(30); paint.setAntiAlias(true);
    paint.setColor(Color.rgb(102,153,0));
    diffBtn[0]=new Button(diffGrid.getPosX()-Assets.button.getWidth()/2, diffGrid.getPosY(), "Easy", paint);
    paint = new Paint();
    paint.setTypeface(Assets.font);
    paint.setTextSize(30); paint.setAntiAlias(true);
    paint.setColor(Color.rgb(255,136,0));
    diffBtn[1]=new Button(diffGrid.getPosX()-Assets.button.getWidth()/2, diffGrid.getPosY(), "Normal", paint);
    paint = new Paint();
    paint.setTypeface(Assets.font);
    paint.setTextSize(30); paint.setAntiAlias(true);
    paint.setColor(Color.rgb(204,0,0));
    diffBtn[2]=new Button(diffGrid.getPosX()-Assets.button.getWidth()/2, diffGrid.getPosY(), "Hard", paint);
    diffGrid.nextElement();diffGrid.nextElement();
    paint = new Paint();
    paint.setTypeface(Assets.font);
    paint.setTextSize(25); paint.setAntiAlias(true);
    paint.setColor(Color.rgb(102,153,0));
    diffText[0]=new TextArea(diffGrid.getPosX(), diffGrid.getPosY(), "A 4x4 map, with 6 maximum moves", paint);
    paint = new Paint();
    paint.setTypeface(Assets.font);
    paint.setTextSize(25); paint.setAntiAlias(true);
    paint.setColor(Color.rgb(255,136,0));
    diffText[1]=new TextArea(diffGrid.getPosX(), diffGrid.getPosY(), "A 6x6 map, with 8 maximum moves", paint);
    paint = new Paint();
    paint.setTypeface(Assets.font);
    paint.setTextSize(25); paint.setAntiAlias(true);
    paint.setColor(Color.rgb(204,0,0));
    diffText[2]=new TextArea(diffGrid.getPosX(), diffGrid.getPosY(), "A 10x10 map, with 8 maximum moves", paint);
    
    clickableItems.add(newGame);
    
    next = new ArrowSelector(Assets.nextArrow, diffBtn[0].getImgX()+diffBtn[0].getButton().getWidth()/2+210, diffBtn[0].getImgY()+10, 1);
    prev = new ArrowSelector(Assets.previousArrow, diffBtn[0].getImgX()-diffBtn[0].getButton().getWidth()/2+120, diffBtn[0].getImgY()+10, -1);
  }
  
  @Override
  public void update(float deltaTime) {
    Graphics g = game.getGraphics();
    List<TouchEvent> touchEvents = game.getInput().getTouchEvents();

    paint(deltaTime);
    for(SlidingBackground item : updateableItems)
      item.update();
    int len = touchEvents.size();
    if(!setDificulty){
      for (int i = 0; i < len; i++) {
        TouchEvent event = touchEvents.get(i);
        
        if (event.type == TouchEvent.TOUCH_DOWN) {
          for(Button button : clickableItems){
            if (inBounds(event, button.getImgX(), button.getImgY(), button.getButton().getWidth(), button.getButton().getHeight())) {
              button.setTouchedDown(true);
            }
          }
        }else if(event.type == TouchEvent.TOUCH_UP){
          for(Button button : clickableItems){
            button.setTouchedDown(false);
            if (inBounds(event, button.getImgX(), button.getImgY(), button.getButton().getWidth(), button.getButton().getHeight())) {
              setDificulty=true;
            }
          }
        }
      }
    }else{
      for (int i = 0; i < len; i++) {
        TouchEvent event = touchEvents.get(i);
        
        if (event.type == TouchEvent.TOUCH_DOWN) {
          if (inBounds(event, diffBtn[0].getImgX(), diffBtn[0].getImgY(), diffBtn[0].getButton().getWidth(), diffBtn[0].getButton().getHeight())) {
            diffBtn[currentDif].setTouchedDown(true);
          }
        }else if(event.type == TouchEvent.TOUCH_UP){
          diffBtn[currentDif].setTouchedDown(false);
          if (inBounds(event, diffBtn[0].getImgX(), diffBtn[0].getImgY(), diffBtn[0].getButton().getWidth(), diffBtn[0].getButton().getHeight())) {
            if(currentDif==0){
              game.setScreen(new Loading(game, 6, 6));
            }else if(currentDif==1){
              game.setScreen(new Loading(game, 8, 8));
            }else if(currentDif==2){
              game.setScreen(new Loading(game, 12, 8));
            }
          }else if(inBounds(event, prev.getArrowX(), prev.getArrowY(), prev.getArrow().getWidth(), prev.getArrow().getHeight(), 20)){
            prev.setClickedOffset(30);
            currentDif--;
            if(currentDif<0) currentDif=2;
          }else if(inBounds(event, next.getArrowX(), next.getArrowY(), next.getArrow().getWidth(), next.getArrow().getHeight(), 20)){
            next.setClickedOffset(30);
            currentDif++;
            if(currentDif>2) currentDif=0;
          }
        }
      }
    }
  }

  private boolean inBounds(TouchEvent event, int x, int y, int width,
      int height) {
    if (event.x > x && event.x < x + width - 1 && event.y > y
        && event.y < y + height - 1)
      return true;
    else
      return false;
  }

  @Override
  public void paint(float deltaTime) {
    Graphics g = game.getGraphics();
    
    for(SlidingBackground item : updateableItems)
      g.drawImage(item.getBack(), item.getBgX(), item.getBgY());
    //end compositing background
    
    g.drawString(title.getText(), title.getTxtX(), title.getTxtY(), title.getPaint());
    g.drawImage(newGame.getButton(), newGame.getImgX(), newGame.getImgY());
    g.drawString(newGame.getText(), newGame.getTxtX(), newGame.getTxtY(), newGame.getPaint());
    
    //TESTING STRING
    /*
    Paint testPaint = new Paint();
    testPaint.setTextSize(30); testPaint.setAntiAlias(true);
    g.drawString("(c) Walrus Studios - internal BETA", 10, Assets.screenHeight-20, testPaint);
    */
    g.drawImage(Assets.logo, 0, Assets.screenHeight-100);
    if(setDificulty)
      paintDiffSelector(g);
  }

  private void paintDiffSelector(Graphics g){
    g.drawImage(Assets.transparentBlack, 0, 0);
    g.drawString(diffTitle.getText(), diffTitle.getTxtX(), diffTitle.getTxtY(), diffTitle.getPaint());
    g.drawImage(diffBtn[currentDif].getButton(), diffBtn[currentDif].getImgX(), diffBtn[currentDif].getImgY());
    g.drawString(diffBtn[currentDif].getText(), diffBtn[currentDif].getTxtX(), diffBtn[currentDif].getTxtY(), diffBtn[currentDif].getPaint());
    g.drawImage(prev.getArrow(), prev.getArrowX(), prev.getArrowY());
    g.drawImage(next.getArrow(), next.getArrowX(), next.getArrowY());
    g.drawString(diffText[currentDif].getText(), diffText[currentDif].getTxtX(), diffText[currentDif].getTxtY(), diffText[currentDif].getPaint());
  }
  @Override
  public void pause() {
  }

  @Override
  public void resume() {

  }

  @Override
  public void dispose() {

  }

  private boolean inBounds(TouchEvent event, int x, int y, int width, int height, int radius) {
    if (event.x > x-radius && event.x < x+radius + width - 1 && event.y > y-radius
        && event.y < y+radius + height - 1)
      return true;
    else
      return false;
  }
  
  @Override
  public void backButton() {
    if(setDificulty)
      setDificulty=false;
    else
      android.os.Process.killProcess(android.os.Process.myPid());

  }
}
Java Source Code List
