lines.java

经典java游戏改版带数据库

import java.applet.Applet;
import java.awt.Button;
import java.awt.Color;
import java.awt.Cursor;
import java.awt.Dimension;
import java.awt.Font;
import java.awt.FontMetrics;
import java.awt.Graphics;
import java.awt.Image;
import java.awt.Point;
import java.awt.Rectangle;
import java.awt.TextArea;
import java.awt.event.MouseEvent;
import java.awt.image.MemoryImageSource;
import java.net.URL;
import java.sql.Connection;
import java.sql.Date;
import java.sql.DriverManager;
import java.sql.PreparedStatement;
import java.sql.ResultSet;
import java.sql.ResultSetMetaData;
import java.sql.SQLException;
import java.sql.Statement;
import java.text.SimpleDateFormat;
import java.util.Locale;
import java.util.MissingResourceException;
import java.util.ResourceBundle;

public class Lines extends Applet implements Runnable
{

   //资源信息
    private ResourceBundle bundle = null;
    private boolean Code;
    private boolean getName;
    private Thread getX;
    private boolean contains;		//程序结束标志true结束false运行,主循环标志变量
    private Image Z;
    private Graphics drawImage;
    private Image getGreen;
    private Image setCursor;
    private Image clipRect[];		//新游戏按钮图形
    private Image heroButton[];	//排行榜按钮图形
    private Image getGraphics[];	//撤消按钮图形
    private Image Serif;			//记分牌图形
    private Rectangle sqrt;		//新游戏按钮所在矩形区域
    private Rectangle hero;		//排行榜按钮所在矩形区域
    private Rectangle getFont;		//撤消按钮所在矩形区域
    private Rectangle getSize; 	//记分牌所在矩形区域
    private int getFontMetrics;
    private int setFont;
    private int getHeight;
    private int black;
    private int setColor;
    private int width;				//画布宽
    private int height;			//画布高
    private int gameBestScore;		//游戏最高分数
    private int playerBestScore;	//玩家最高分数
    private int Score;				//当前游戏分数
    private String[] heroTableHead = {"名次","分数","玩家姓名","创建日期"};
    private String  heroTable[][];
    private String PlayerName = new String("新玩家");
    private int heroID = 10;
    private boolean heroIDflag = false;
    private static final int stringWidth[] = {
        0, 255, 65280, 0xff0000, 0xffff00, 0xff00ff, 65535, 0xffffff
    };	//精灵颜色
    private static final int drawString[] = { 10, 15, 20, 25, 30 };
    private Image white[][];	//精灵图象
    private Image create[];	//精灵图象0-7共8个
    private int createImage;	//操作指令
    private int I[][];
    private int getDescent[][];
    private int dispose[][];
    private int getY;
    private int getMaxAscent[][];
    private int length;
    private int round;
    private int getBlue[][];
    private Point trim;
    private Point toCharArray;
    private Point getRed;
    private int min;			//空格数目
    private Point x;
    private Color darker;		//阴影色
    private Color cellColor;	//单元格颜色
    private boolean drawLine;
    private boolean repaint;
    private boolean y;
    private Rectangle getMaxDescent;	//超级链接矩形区域，用于判断鼠标点击超级连接
    private int isPopupTrigger;
    private boolean fillRect;
    private boolean brighter;			//是否进行新游戏
    private boolean isPlain;			//是否撤销
    private boolean isShowHero;		//是否显示排行榜
    private boolean isHideHero;		//是否隐藏排行榜
    
    
    private boolean A;
    private Cursor B;
    private Cursor C;
    private String D[][] = {
        {
            "bColor", "0-6", "background color, 1-6 - pre-set values, 0,7.. random"
        }
    };

//--------------------------------------------------------------------------------    
	  private String driver="";
	  private String url="";
	  private String username="";
	  private String password="";
	  private TextArea output;
	  private Button button;
	  private int rowcount = 0;

	  public Connection conn(){
	    try {
	        Class.forName(driver);
	        Connection con = DriverManager.getConnection(url,username,password);
	        return con;
	    }catch(SQLException sqle){
	    	System.out.println("不能联接到数据库:"+sqle);
	    	return null;
	    } catch (Exception e) {
	        System.out.println("加载 JDBC.ODBC driver 失败.");
	        return null;
	     }
	  }
	  
//------------------------------------------------------------------
private void writeHeroTable() {
	Connection con = conn();
	try{
	     if(con==null) return;
	     //PreparedStatement pstmt = con.prepareStatement("UPDATE lines SET 分数 = ?, 玩家姓名 = ?, 创建日期 = ? WHERE 名次 = ?");
	     PreparedStatement pstmt = con.prepareStatement("UPDATE lines SET Score = ?, Name = ?, CDate = ? WHERE ID = ?");
	     for(int i=0;i<10;i++){
  	 	 	pstmt.setInt(1, Integer.parseInt(heroTable[1][i]));
  	 	 	pstmt.setString(2, heroTable[2][i]);
  	 	 	pstmt.setDate(3, Date.valueOf(heroTable[3][i]));
  	 	 	pstmt.setInt(4, i+1);
  	 	 	pstmt.executeUpdate();
		 }
	}catch(Exception e){
	      System.out.println("更新记录失败:"+e);
	      return;
	}finally{
	      try{
	       con.close();
	      }catch(SQLException se){}
	}
}
//------------------------------------------------------------------
	  private void readHeroTable() {
	  	Connection con = conn();
	  	String sql = "select * from lines";
	  	try{
	  		if(con==null) return;
	  		Statement stmt = con.createStatement();
	  		ResultSet rs = stmt.executeQuery(sql); 
	  		ResultSetMetaData rmeta = rs.getMetaData();
	  		int numColumns = rmeta.getColumnCount();
//	  		for(int i=0;i<numColumns;i++)  
//	  			heroTableHead[i] = rmeta.getColumnLabel(i+1);
	  		java.util.Date date;
	  		SimpleDateFormat formatter = new SimpleDateFormat ("yyyy-mm-dd",Locale.getDefault());
		  	System.out.println(username);

	  		int crow = 0;
	  		boolean getPlayerBestScore = false;
	  		while(rs.next())
	  		{
	  			heroTable[0][crow] = rs.getString(1);
	  			heroTable[1][crow] = rs.getString(2);
	  			heroTable[2][crow] = rs.getString(3);
	  			heroTable[3][crow] = rs.getDate(4).toString();
	  			if(!getPlayerBestScore) {
	  				if(rs.getString(3).equals(PlayerName)) {
	  					playerBestScore = rs.getInt(2);
	  					getPlayerBestScore = true;
	  				}
	  			}
	  			crow++;
	  		}
	  		gameBestScore = Integer.parseInt(heroTable[1][0]);
	  	}catch(Exception e){
	     	System.out.println("查询错误:"+e);
	    }finally{
	    	try{
	    		con.close();
	    	}catch(SQLException se){}
	    }
	  }
	  
//------------------------------------------------------------------
	  private Image createHeroImage() {
	  	int w = 320,h =220;
      	Color color1 = darker.darker();
        Color color2 = darker.brighter();
        Image image = createImage(w, h);
        Graphics g1 = image.getGraphics();
        FontMetrics fontmetrics = g1.getFontMetrics(g1.getFont());
            
        //画背景
        g1.setColor(darker);
        g1.fillRect(0, 0, w, h);
            
        //画边框
        g1.setColor(color1);
        g1.drawLine(0, w - 1, 0, 0);
        g1.drawLine(0, 0, w - 1, 0);
        g1.drawLine(4, h - 5, w - 5, h - 5);
        g1.drawLine(w - 5, h - 5, w - 5, 5);
        g1.setColor(color2);
        g1.drawLine(4, h - 5, 4, 4);
        g1.drawLine(4, 4, w - 5, 4);
        g1.drawLine(0, h - 1, w - 1, h - 1);
        g1.drawLine(w - 1, h - 1, w - 1, 1);
        
        //写信息
        String str = "排行榜";
        int len = fontmetrics.stringWidth(str);
        g1.setColor(Color.black);
        g1.drawString(str, (w - len) / 2, fontmetrics.getMaxAscent() + 4);
        g1.drawLine((w - len ) / 2 -10, 20, (w + len ) / 2+10, 20);
        g1.drawLine((w - len ) / 2 -10, 22, (w + len ) / 2+10, 22);

        
        int position = 10;
        for(int i=0;i<4;i++) {
            g1.drawString(heroTableHead[i], position , 40);
            position+=fontmetrics.stringWidth(heroTableHead[i]);
            position+=40;
        }
        g1.drawLine(10, 48, w-10, 48);

        int hpos = 10;
        int vpos = 64;
        for(int j=0;j<10;j++) {
        	if(heroIDflag&&heroID==j) g1.setColor(Color.YELLOW);
          	else g1.setColor(Color.black);
        	for(int i=0;i<4;i++) {
        		g1.drawString(heroTable[i][j], hpos , vpos);
        		hpos+=fontmetrics.stringWidth(heroTableHead[i]);
        		hpos+=40;
        	}
        	hpos=10;
        	vpos+=16;
        }
        return image;
	  }
//------------------------------------------------------------------
	  private void showHeroTable() {
	  	
        //取得Applet画板，显示image
        Graphics g = getGraphics();
        Image image = createHeroImage();
        g.drawImage(image, (width-image.getWidth(this))/2, 
        		   (height-image.getHeight(this))/2, this);
        return;
	  }
//------------------------------------------------------------------
    private void changeCursor(int i1, int j1)
    {
        //如果鼠标进入超级连接区域，则改变鼠标光标形状
    	if(z())
            return;
        if(getMaxDescent.contains(i1, j1))  //进入超级连接区,A为光标是否改过的标志
        {
            if(!A)
            {
                if(B == null)
                    B = new Cursor(12);
                setCursor(B);
                A = true;
                return;
            }
        }
        else
        if(A)			//鼠标离开超级连接区，并且光标改过，则改回默认光标形状
        {
            if(C == null)
                C = new Cursor(0);
            setCursor(C);
            A = false;
        }
    }
//-----------------------------------------------------------------
    private void F(double ad[])
    {
        try
        {
            double d1 = Math.sqrt(ad[0] * ad[0] + ad[1] * ad[1] + ad[2] * ad[2]);
            ad[0] /= d1;
            ad[1] /= d1;
            ad[2] /= d1;
            return;
        }
        catch(Exception _ex)
        {
            return;
        }
    }

//-----------------------------------------------
    private void GameOver(String as[])
    {
    	//游戏结束时的提示信息
        
    	readHeroTable();		//读排行榜记录
        if(isHero()) {			//如果进入排行
        	sortHero();			//排行榜从新排序
        	writeHeroTable();	//写回记录
        }
        
        //显示结果
        heroIDflag = true;
        Image image = createHeroImage();
    	Graphics g1 = image.getGraphics();
    	heroIDflag = false;
        if(g1 == null)
            return;
        Font font = g1.getFont();	//取原始字体信息
        //设置新字体
        Font font1 = new Font("宋体", 1, font.getSize() * 2);
        FontMetrics fontmetrics = g1.getFontMetrics(font1);
        g1.setFont(font1);
        
        int w = image.getWidth(this);
        int h = image.getHeight(this);
        
        g1.setColor(Color.GRAY);
        for(int i=0;i<as.length;i++) {
            g1.drawString(as[i], (w -fontmetrics.stringWidth(as[i]) ) / 2, h /2+i*40);
        }

        g1.setColor(Color.RED);
        for(int i=0;i<as.length;i++) {
            g1.drawString(as[i], (w -fontmetrics.stringWidth(as[i]) ) / 2, h /2+i*38);
        }

        g1.setFont(font);	//恢复原始字体
        
        Graphics g = getGraphics();
        g.drawImage(image, (width-image.getWidth(this))/2,(height-image.getHeight(this))/2, this);
    }
//----------------------------------------------------------------
    public String getState()
    {

    	char ac[] = new char[100];
        int i1 = 0;
        int j1 = 0;
        do
        {
            int k1 = 0;
            do
            {
                ac[i1] = j(I[j1][k1] & 0xf);
                i1++;
            }
            while(++k1 < 9);
        }
        while(++j1 < 9);
        int l1 = getFontMetrics;
        j1 = 0;
        do
        {
            ac[i1++] = j(l1 % 10);
            l1 /= 10;
        }
        while(++j1 < 7);
        l1 = getHeight;
        j1 = 0;
        do
        {
            ac[i1++] = j(l1 % 10);
            l1 /= 10;
        }
        while(++j1 < 7);
        l1 = black;
        j1 = 0;
        do
        {
            ac[i1++] = j(l1 % 10);
            l1 /= 10;
        }
        while(++j1 < 5);
        String s1 = new String(ac);
        return s1;
    }
//  ----------------------------------------------------------
    public void setState(String s1)
    {
    	if(getName)
            return;
        getName = true;
        if(s1 == null || s1.length() < 50)
        {
            T();
            return;
        }
        f();
        try
        {
            char ac[] = s1.trim().toCharArray();
            int i2 = 0;
            int i1 = 0;
            do
            {
                int k1 = 0;
                do
                {
                    int j2 = g(ac[i2++]);
                    I[i1][k1] = j2;
                    getDescent[i1][k1] = j2;
                }
                while(++k1 < 9);
            }
            while(++i1 < 9);
            int k2 = 0;
            int l2 = 1;
            i1 = 0;
            do
            {
                k2 += g(ac[i2++]) * l2;
     
                l2 *= 10;
            } 
            while(++i1 < 7);
            getFontMetrics = k2;