myabout.java

Java游戏沙丘城堡源代码/Java游戏沙丘城堡源代码

import javax.microedition.lcdui.Canvas;
import javax.microedition.lcdui.Displayable;
import javax.microedition.lcdui.Font;
import javax.microedition.lcdui.Graphics;
import javax.microedition.lcdui.Image;
import com.nokia.mid.ui.FullCanvas;


class MyAbout extends FullCanvas
{
	private static Displayable instance;
	private Image back;
//	创建并得到一个排行榜画面的对象
	synchronized public static Displayable getInstance()
	{
	    if(instance == null)
			instance = new MyAbout();
		return instance;
	}
//	排行榜画面的构造方法，加入了2个按钮
	private MyAbout()
	{
		setFullScreenMode(true);
		back = null;
		try
		{
			back = Image.createImage("/res/back.png");
		}
		catch(Exception e)
		{}
	}

   protected void keyPressed(int key) 
   {
	   if (key == -7)
	   {    
	   		GameMenu.flow("返回");
	   }
   }
	
	//在帮助画面上写上说明文字
	protected void paint(Graphics g) 
	{
		g.setColor(0,0,0);
		g.fillRect(0,0,getWidth(),getHeight());
		g.setColor(255,255,0);
		
		g.setFont(Font.getFont(Font.FACE_PROPORTIONAL,Font.STYLE_PLAIN,Font.SIZE_SMALL));

    	g.drawString(" ",5,5,Graphics.TOP|Graphics.LEFT);
    	g.drawString(" ",5,23,Graphics.TOP|Graphics.LEFT);
    	
    	g.drawString(" ",5,41,Graphics.TOP|Graphics.LEFT);
    	g.drawString(" ",5,59,Graphics.TOP|Graphics.LEFT);
    	
    	g.drawString(" ",5,77,Graphics.TOP|Graphics.LEFT);
    	g.drawString(" ",5,95,Graphics.TOP|Graphics.LEFT);
    	
    	g.drawString("",5,113,Graphics.TOP|Graphics.LEFT);
    	g.drawString(" ",5,131,Graphics.TOP|Graphics.LEFT);
		
		g.drawString(" ",5,149,Graphics.TOP|Graphics.LEFT);
    	g.drawString(" ",5,167,Graphics.TOP|Graphics.LEFT);
		g.drawString(" ",5,185,Graphics.TOP|Graphics.LEFT);
    	
    	g.drawImage(back,getWidth(),getHeight(),Graphics.BOTTOM|Graphics.RIGHT);
	}
}