menu.java

自己做的一个JAVA射击小游戏！可以上真机玩的！

import javax.microedition.lcdui.*;

public class Menu
{   Game game;
	int selectY=0;
	int selectX=0;
	static int menuNum=0;
	AcCV ac;
	Image backImg=null;
	Image menuImg=null;
	
	public Menu(AcCV ac) 
	{  
		
		this.ac=ac;
		initRes();
	}
	
	public void initRes() 
	{
		try
		{
			backImg=Image.createImage("/011.png");
			menuImg=Image.createImage("/menu.png");
		}
		catch(Exception e)
		{
			e.printStackTrace();
			System.out.println("menuScreen图片错误");
		}
	}
	public void paint(Graphics g) 
	{
		try
		{   g.setColor(0,0,0);
			g.drawImage(backImg, (this.ac.getWidth()-this.backImg.getWidth())/2,(this.ac.getHeight()-this.backImg.getHeight())/2, 0);
			g.setClip((ac.getWidth()-menuImg.getWidth())/2, (this.ac.getHeight()-this.backImg.getHeight())/2+65, 53, 13);
			g.drawImage(menuImg,(ac.getWidth()-menuImg.getWidth())/2, (this.ac.getHeight()-this.backImg.getHeight())/2+65-menuNum*13, 0);
			
		}
		catch(Exception e)
		{
			e.printStackTrace();
		}
	}
	public void processEvent(int key)
	{
		switch(key)
		{
		case AcCV.KEY_NUM2:
			menuNum--;
			if(menuNum<0)
			{
				menuNum=5;
			}
			break;
		case AcCV.KEY_NUM8:
			menuNum++;
			if(menuNum>5)
			{
				menuNum=0;
			}
			break;
			default:
				key=ac.getGameAction(key);
				switch(key)
				{
				case AcCV.UP:
					menuNum--;
					if(menuNum<0)
					{
						menuNum=5;
					}
					break;
				case AcCV.DOWN:
					menuNum++;
					if(menuNum>5)
					{
						menuNum=0;
					}
					break;
				}
	}
	}
	public void processEvent() 
	{  
		switch(menuNum)
		{
		case 0:
			if(AcCV.state==1)
			{   
				AcCV.state=5;
				ac.vector.removeAllElements();
				if(ac.eRun==true){
				ac.cRun=false;
				ac.level=1;
				ac.dRun=false;
				ac.ji=340;
				ac.num=0;
				ac.shu();
				ac.boss[0]=20;
				ac.shuTwo();
				ac.shuThtee();
				}
			}
			
				 
			 
			break;
		case 1:
			AcCV.state=3;
			break;
		case 2:
			AcCV.state=2;
			break;
		case 3:
			break;
		case 4:
			break;
		case 5:
			ac.gameExit.exit();
			
			break;
		case 6:
			break;
		}
	}
	public void recycleRes()
	{
		ac=null;
		backImg=null;
		menuImg=null;
	}
}