?? game.java
字號(hào):
import java.applet.*;
import java.awt.*;
import java.awt.event.*;
import javax.swing.*;
public class Game extends Applet//游戲主程序
{
private GameTable gTable;//創(chuàng)建一個(gè)游戲桌
private Image myImage0,myImage1;//加載兩個(gè)圖片，用來(lái)覆蓋背景和組成方塊
private AudioClip myAudio;//加載背景音樂(lè)
private JButton btStart,btRestart;//創(chuàng)建兩個(gè)按鈕，一個(gè)開始，一個(gè)重新開始
private int nTime=1000;//速度，創(chuàng)建記時(shí)器是使用
private int nWhich;//標(biāo)志創(chuàng)建哪一個(gè)要下落的方塊
private boolean canMove=false; //標(biāo)志是否響應(yīng)鍵盤
private Root root;//要落下的方塊的引用，即根類
private int tempnWhich;//標(biāo)志下一個(gè)要?jiǎng)?chuàng)建的方塊，即提前顯示下落塊
private Timer timer;//記時(shí)器，用于控制下落時(shí)間間隔
private int nScore=0;//每消一行加10分，用來(lái)記錄總分?jǐn)?shù)
private JComboBox speedcombobox;//選擇速度的控件
private Label scorelabel;//顯示成績(jī)的控件
private StartListener startlistener;//開始按鈕事件監(jiān)聽器
private String[] choices={"1","2","3","4","5","6","7","8","9"};//JComboBox的選項(xiàng)單
public void init()//初始化各個(gè)變量
{
btStart=new JButton("Start");
btRestart=new JButton("Restart");
btStart.setToolTipText("Start a game.");//加提示
btRestart.setToolTipText("Restart a game.");
setLayout(null);//不用布局管理器，以便自己定義位置
btStart.setBounds(320,275,80,20);//定位按鈕
btRestart.setBounds(320,320,80,20);
add(btStart);//添加按鈕
add(btRestart);
startlistener=new StartListener();//為兩個(gè)按鈕添加監(jiān)聽器
btStart.addActionListener(startlistener);
btRestart.addActionListener(new RestartListener());
btRestart.setEnabled(false);//初始重開始按鈕，禁用
myImage0=getImage(getCodeBase(),"b0.jpg");//加載圖片和聲音
myImage1=getImage(getCodeBase(),"b1.jpg");
myAudio=getAudioClip(getCodeBase(),"0.wav");
speedcombobox=new JComboBox(choices);//初始速度控件
speedcombobox.addItemListener(new SpeedListener());
speedcombobox.setEditable(false);
speedcombobox.setBounds(320,70,80,20);
add(speedcombobox);
scorelabel=new Label("0");//初始成績(jī)控件
scorelabel.setBounds(320,125,80,20);
add(scorelabel);
gTable.x=15;//初始化游戲桌，創(chuàng)建一個(gè)15*20的桌子，0代表無(wú)方塊，1代表有方塊
gTable.y=20;
gTable.myTable=new int[gTable.x][gTable.y];
for(int i=0;i<gTable.x;i++)
for(int j=0;j<gTable.y;j++)
gTable.myTable[i][j]=0;
nWhich=(((int)Math.round(Math.random()*12345))%8)+1;//產(chǎn)生隨機(jī)方塊
switch(nWhich)//初始化產(chǎn)生的方塊
{
case 1:root=new One();break;
case 2:root=new Two();break;
case 3:root=new Three();break;
case 4:root=new Four();break;
case 5:root=new Five();break;
case 6:root=new Six();break;
case 7:root=new Seven();break;
case 8:root=new Eight();break;
default:break;
}
root.begin();//占據(jù)桌子，詳見(jiàn)root類
tempnWhich=(((int)Math.round(Math.random()*12345))%8)+1;//產(chǎn)生下一個(gè)提前顯示的方塊
nWhich=tempnWhich;
timer=new Timer(nTime,new MyRun());//創(chuàng)建記時(shí)器，調(diào)用MyRun
addKeyListener(new KeyAdapter()//主窗口添加鍵盤監(jiān)聽器
{
public void keyPressed(KeyEvent e)
{
if(canMove)//如果滿足記時(shí)器開始
judgement(e);//響應(yīng)輸入
}
});
btStart.addKeyListener(new KeyAdapter()//兩個(gè)按鈕添加鍵盤監(jiān)聽器，前面添的是鼠標(biāo)點(diǎn)擊監(jiān)聽器
{
public void keyPressed(KeyEvent e)
{
if(canMove)
judgement(e);
}
});
btRestart.addKeyListener(new KeyAdapter()
{
public void keyPressed(KeyEvent e)
{
if(canMove)
judgement(e);
}
});
}
public void start()
{
myAudio.loop();//循環(huán)播放背景音樂(lè)，很好聽^0^
}
public void stop()
{
myAudio.stop();//停止播放
}
public void paint(Graphics g)
{
g.setColor(new Color(231,20,131));//畫背景框架，兩個(gè)大長(zhǎng)方形
for(int i=0;i<10;i++)
g.drawRect(10+i,10+i,420-2*i,400-2*i);
g.setColor(new Color(255,0,0));
for(int i=0;i<5;i++)
g.drawRect(40+i,40+i,267-2*i,352-2*i);
for(int i=0;i<gTable.x;i++)//根據(jù)桌子上的標(biāo)記決定是否畫方塊
for(int j=0;j<gTable.y;j++)
{
if(gTable.myTable[i][j]==1)//有，畫藍(lán)方塊
{
g.drawImage(myImage1,45+i*(15+2)+2,45+j*(15+2)+2,this);
}
else if(gTable.myTable[i][j]==0)//無(wú)，畫白方塊
{
g.drawImage(myImage0,45+i*(15+2)+2,45+j*(15+2)+2,this);
}
}
btStart.repaint();//以下眾行為畫背景控件和字符串
btRestart.repaint();
speedcombobox.repaint();
scorelabel.setText(Integer.toString(nScore));//更新成績(jī)
scorelabel.setBackground(new Color(191,186,220));
scorelabel.repaint();
g.drawString("Speed(1..9)",320,60);
g.drawString("Score:",320,110);
g.drawString("Next:",325,165);
g.setColor(new Color(233,44,152));
nextTo(g);//畫下一個(gè)提前顯示的方塊
}
public void update(Graphics g)
{
paint(g);//防止閃爍
}
public void nextTo(Graphics g)//畫下一個(gè)提前顯示的方塊
{
for(int i=0;i<3;i++)//先全部用白方塊覆蓋
for(int j=0;j<4;j++)
g.drawImage(myImage0,330+i*(15+2),180+j*(15+2),this);
switch(tempnWhich)//根據(jù)標(biāo)志決定畫哪個(gè)方塊，畫藍(lán)方塊
{
case 1:g.drawImage(myImage1,347,180,this);
g.drawImage(myImage1,347,197,this);
g.drawImage(myImage1,347,214,this);
g.drawImage(myImage1,347,231,this);
break;
case 2:g.drawImage(myImage1,330,197,this);
g.drawImage(myImage1,330,214,this);
g.drawImage(myImage1,347,197,this);
g.drawImage(myImage1,347,214,this);
break;
case 3:g.drawImage(myImage1,330,197,this);
g.drawImage(myImage1,330,214,this);
g.drawImage(myImage1,347,180,this);
g.drawImage(myImage1,347,197,this);
break;
case 4:g.drawImage(myImage1,330,180,this);
g.drawImage(myImage1,330,197,this);
g.drawImage(myImage1,347,197,this);
g.drawImage(myImage1,347,214,this);
break;
case 5:g.drawImage(myImage1,330,180,this);
g.drawImage(myImage1,330,197,this);
g.drawImage(myImage1,330,214,this);
g.drawImage(myImage1,347,180,this);
break;
case 6:g.drawImage(myImage1,330,180,this);
g.drawImage(myImage1,347,180,this);
g.drawImage(myImage1,347,197,this);
g.drawImage(myImage1,347,214,this);
break;
case 7:g.drawImage(myImage1,347,197,this);
g.drawImage(myImage1,347,214,this);
g.drawImage(myImage1,330,214,this);
g.drawImage(myImage1,364,214,this);
break;
case 8:g.drawImage(myImage1,347,197,this);
break;
default:break;
}
}
public void judgement(KeyEvent e)//判斷輸入的是哪個(gè)鍵，并做出響應(yīng)
{
switch(e.getKeyCode())
{
case KeyEvent.VK_DOWN://如果是向下鍵，就一下到底，并產(chǎn)生一個(gè)新的方塊
root.downTo();
lineOver();//消去添滿的一行，并加10分
switch(nWhich)//產(chǎn)生新的方塊
{
case 1:root=new One();break;
case 2:root=new Two();break;
case 3:root=new Three();break;
case 4:root=new Four();break;
case 5:root=new Five();break;
case 6:root=new Six();break;
case 7:root=new Seven();break;
case 8:root=new Eight();break;
default:break;
}
tempnWhich=(((int)Math.round(Math.random()*12345))%8)+1;
nWhich=tempnWhich;
if(!root.begin())//如果新的方塊產(chǎn)生失敗，則游戲結(jié)束
{
repaint();
gameover();
}
else
{
repaint();
}
break;
case KeyEvent.VK_LEFT:root.left();repaint();break;//詳見(jiàn)root類
case KeyEvent.VK_RIGHT:root.right();repaint();break;
case KeyEvent.VK_UP:root.change();repaint();break;
default:break;
}
}
public void lineOver()//消去添滿的一行，并加10分
{
boolean isCan;//標(biāo)志是否循環(huán)消一行
boolean isContinue=true;//標(biāo)志是否還有待消的行
int k=gTable.y-1;
while(isContinue)
{
isCan=true;
while(isCan)
{
for(int i=0;i<gTable.x;i++)
{
if(gTable.myTable[i][k]!=1)
isCan=false;
}
if(isCan)//滿足條件，開始消行
{
for(int i=0;i<gTable.x;i++)
gTable.myTable[i][k]=0;
for(int j=k-1;j>=0;j--)
for(int i=0;i<gTable.x;i++)
{
if(gTable.myTable[i][j]==1)
{
gTable.myTable[i][j+1]=1;
gTable.myTable[i][j]=0;
}
}
repaint();
nScore+=10;//加成績(jī)
}
}
k--;
if(k<1)
isContinue=false;
}
}
public void gameover()//游戲結(jié)束
{
timer.stop();
JOptionPane anOptionPane=new JOptionPane();//彈出對(duì)話框
anOptionPane.showMessageDialog(this,"Game Over! Thank You!","HHr",JOptionPane.WARNING_MESSAGE);
over();//處理各個(gè)變量，以便重新開始
}
public void over()//游戲結(jié)束后，處理各個(gè)變量，以便重新開始
{
timer.stop();
for(int i=0;i<gTable.x;i++)//重新給游戲桌置0標(biāo)志
for(int j=0;j<gTable.y;j++)
{
gTable.myTable[i][j]=0;
}
repaint();
nScore=0;
switch(nWhich)//產(chǎn)生新的方塊
{
case 1:root=new One();break;
case 2:root=new Two();break;
case 3:root=new Three();break;
case 4:root=new Four();break;
case 5:root=new Five();break;
case 6:root=new Six();break;
case 7:root=new Seven();break;
case 8:root=new Eight();break;
default:break;
}
tempnWhich=(((int)Math.round(Math.random()*12345))%8)+1;
nWhich=tempnWhich;
root.begin();
repaint();
btStart.setLabel("Start");
btStart.setToolTipText("Start a game.");
btStart.setEnabled(true);
speedcombobox.setEnabled(true);
btRestart.setEnabled(false);
btStart.setLabel("Start");
startlistener.setisRun(true);
canMove=false;
}
public class MyRun implements ActionListener//記時(shí)器調(diào)用的監(jiān)聽器
{
public void actionPerformed(ActionEvent e)
{
if(!root.down())//將方塊下落一格，如果不能再下降了，就調(diào)用下面語(yǔ)句
{
lineOver();//消行
switch(nWhich)//產(chǎn)生新的方塊
{
case 1:root=new One();break;
case 2:root=new Two();break;
case 3:root=new Three();break;
case 4:root=new Four();break;
case 5:root=new Five();break;
case 6:root=new Six();break;
case 7:root=new Seven();break;
case 8:root=new Eight();break;
default:break;
}
tempnWhich=(((int)Math.round(Math.random()*12345))%8)+1;
nWhich=tempnWhich;
if(!root.begin())//如果失敗，游戲結(jié)束
{
repaint();
gameover();
}
else
repaint();
}
else
{
repaint();
}
}
}
public class StartListener implements ActionListener//開始按鈕監(jiān)聽器
{
private boolean isRun=true;//標(biāo)志是開始還是暫停，一鈕兩用
public void setisRun(boolean run)
{
isRun=run;
}
public void actionPerformed(ActionEvent e)
{
speedcombobox.setEnabled(false);
btRestart.setEnabled(true);
if(isRun)//是開始
{
btStart.setLabel("Pause");
btStart.setToolTipText("Pause a game.");
timer.start();
isRun=!isRun;
canMove=true;//可以響應(yīng)鍵盤
}
else//是暫停
{
btStart.setLabel("Start");
btStart.setToolTipText("Start a game.");
timer.stop();
isRun=!isRun;
canMove=false;//不可以響應(yīng)鍵盤
}
}
}
public class RestartListener implements ActionListener//重新開始按鈕監(jiān)聽器
{
public void actionPerformed(ActionEvent e)
{
over();//重新初始化各個(gè)變量
}
}
public class SpeedListener implements ItemListener//速度控件監(jiān)聽器
{
public void itemStateChanged(ItemEvent e)
{
nTime=1000-(new Integer(speedcombobox.getSelectedItem().toString()).intValue())*110;
timer=new Timer(nTime,new MyRun());//根據(jù)選擇的nTime間隔重新設(shè)置記時(shí)器，以變換速度
}
}
}//主體結(jié)束?? 快捷鍵說(shuō)明
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