Shulou(Shulou.com)05/31 Report--

In this article, the editor introduces in detail "how to write the code for Java Tetris". The content is detailed, the steps are clear, and the details are handled properly. I hope that this article "how to write the code for Java Tetris" can help you solve your doubts.

Specific implementation code:

Import javax.swing.*;import java.awt.*;import java.awt.event.KeyEvent;import java.awt.event.KeyListener;import java.util.Random; public class start extends JFrame implements KeyListener {public static void main (String [] args) throws Exception {/ / SwingUtilities.invokeLater (start::initWindow); start t=new start (); t.game_begin ();} / / the number of rows and columns of the game is 26 and 12 private static final int game_x=26 respectively Private static final int game_y=12; / / text field array JTextArea [] [] text; / / two-dimensional array int [] [] data; / / tag showing game status JLabel Label1; / / tag showing game score JLabel Label; / / prompt pause key tag JLabel label; / / used to determine whether the game is over or not boolean isrunning / / the array int used to store all squares [] allRect; / / the sleep time of the variable int rect; / / thread used to store the current square int time=1000; / / represents the square coordinates int xMagy; / / this variable is used to calculate the score int score=0; / / define a flag variable to determine whether the game pauses boolean game_pause=false. / / define a variable to record the number of times the pause was pressed int pause=0; public void initWindow () {/ / set the window size this.setSize (600850); / / set whether the window is visible this.setVisible (true); / / set the window center this.setLocationRelativeTo (null) / set the release form this.setDefaultCloseOperation (JFrame.EXIT_ON_CLOSE); / / set the form size immutable this.setResizable (false); / / set the title this.setTitle ("Tetris");} public start () {text=new JTextArea [game _ x] [game_y]; data=new int [game _ x] [game_y] / / the tag Label1 = new JLabel that initializes the game status ("Game status: in the game!") / / initialize the tag Label=new JLabel of the game score ("Game score: 0"); / / initialize the prompt label label=new JLabel ("press the s key to pause the game!") ; initGamePanel (); initExplainPanel (); initWindow (); / initialize the array that marks the beginning of the game isrunning=true; / / initializes the array of storage boxes allRect = new int [] {0x00ccpene 0x888fMagol 0x888f 0xf111f 0x111f 0x0eeePower0xff00008,0x0888m0x00e8line 0x00e4j 0x04c4Demo 0x004e4e 0x08c4m0x006c4pr 0x00c8c8pr 0x00c8c8pl 0x00c4c8} } / / initialize the game interface public void initGamePanel () {JPanel game_main=new JPanel (); game_main.setLayout (new GridLayout (game_x,game_y,1,1)); for (int I = 0; I

< text.length; i++) { for (int j = 0; j < text[i].length; j++) { //设置文本域的行列数 text[i][j]=new JTextArea(game_x,game_y); //设置文本域的背景颜色 text[i][j].setBackground(Color.WHITE);//白色 //添加键盘监听事件 text[i][j].addKeyListener(this); //初始化游戏边界 if(j==0 || j==text[i].length-1 || i==text.length-1){ text[i][j].setBackground(Color.BLACK);//设置为黑色,这里看个人喜好设置 data[i][j]=1;//表示这里有方块 } //设置文本域不可编辑 text[i][j].setEditable(false); //文本区域添加到主面板上去 game_main.add(text[i][j]); } } //将主面板添加到窗口中 this.setLayout(new BorderLayout()); this.add(game_main,BorderLayout.CENTER);//把游戏区域添加到窗口的中间 } //初始化游戏的说明界面 public void initExplainPanel(){ //创建游戏的左说明面板 JPanel explain_left=new JPanel(); //创建游戏的右说明面板 JPanel explain_right=new JPanel(); //初始化格式布局 explain_left.setLayout(new GridLayout(4,1)); explain_right.setLayout(new GridLayout(3,1)); //在左说明面板，添加说明文字 explain_left.add(new JLabel("按空格键，方块变形")); explain_left.add(new JLabel("按左箭头，方块左移")); explain_left.add(new JLabel("按右箭头，方块右移")); explain_left.add(new JLabel("按下箭头，方块下落")); //设置游戏标签的内容为红色字体 Label1.setForeground(Color.RED); //将游戏状态和得分、提示添加到右面板上 explain_right.add(label); explain_right.add(Label); explain_right.add(Label1); //将左说明面板添加到窗口左侧 this.add(explain_left,BorderLayout.WEST); //将右说明面板添加到窗口右侧 this.add(explain_right,BorderLayout.EAST); } //开始游戏的方法 public void game_begin() throws Exception { while (true){ //判断游戏是否结束 if(!isrunning){ break; } //进行游戏 game_run(); } //在标签位置显示游戏结束 Label1.setText("游戏状态：游戏结束！"); } //随机生成下落方块形状的方法 public void ranRect(){ Random random=new Random(); rect=allRect[random.nextInt(22)]; } //游戏运行的方法 public void game_run() throws Exception { ranRect(); //方块下落位置 x=0; y=5; for (int i = 0; i < game_x; i++) { Thread.sleep(time); if (game_pause) { i--; } else { //判断方块是否可以下落 if (!canFall(x, y)) { //将data变成1，表示有方块占用 changData(x, y); //循环遍历4层，看是否有行可以消除 for (int j = x; j < x + 4; j++) { int sum = 0; for (int k = 1; k =1;//右移一位 } m++; n=n-4;//让n回归首列 } //循环结束，可以下落 return true; } //改变不可下降的方块对应的区域的值的方法 public void changData(int m,int n){ //定义一个变量 int temp=0x8000; //遍历整个4*4的方块 for (int i = 0; i < 4; i++) { for (int j = 0; j < 4; j++) { if((temp & rect)!=0){ data[m][n]=1; } n++; temp >

> = 1 int temp=100; for int row / move one bit to the right} time-=temp; remove all squares on a line and let the above squares drop {for (int j = 1; j temp) {time-=temp } / / add 100score+=temp; / / display the changed score Label.setText ("game score:" + score);} / / refresh the game interface method public void reflesh (int row) {/ / traversing the game area for on row (int I = row; I > = 1) after removing a row IMel -) {for (int j = 1; j 0) {/ / clear the previous square clear (Mmuri 1Lignn);} / / redraw the square draw (mQuery n) } / / the method public void clear (int mdrawing int n) {/ / defines a variable int temp=0x8000; for (int I = 0; I) where there are colors in the upper layer when the box falls behind.

< 4; i++) { for (int j = 0; j < 4; j++) { if ((temp & rect) != 0) { text[m][n].setBackground(Color.WHITE);//将其设置成背景颜色，相当于消除 } n++; temp >

> = 1 int int / move one bit to the right} m squares; n colors 4;} / the method of redrawing lagging squares {/ / define a variable int temp=0x8000; for (int I = 0; I) {/ /

< 4; i++) { for (int j = 0; j < 4; j++) { if((temp & rect)!=0){ text[m][n].setBackground(Color.BLUE);//设置成之前的方块颜色 } n++; temp >

> = 1 / move one bit to the right} massively; n=n-4 } @ Override public void keyTyped (KeyEvent e) {/ / Control the game pause if (e.getKeyChar () = ='s') {/ / if you press s, the game pauses / / determines whether the game is over if (! isrunning) {return;} pause++ / / it is judged that the game if (pause==1) {game_pause=true; Label1.setText ("Game status: pausing!") is paused once. ;} / / it is judged to be pressed twice to continue the game if (pause==2) {game_pause=false; pause=0;// reset pause number Label1.setText ("Game status: in the game!") ;}} / / Control box to deform if (e.getKeyChar () = = KeyEvent.VK_SPACE) {/ / judge whether the game is over if (! isrunning) {return;} / / determine whether the game pauses if (game_pause) {return } / / defines a variable that stores the index int old; for (old = 0; old) of the current square

< allRect.length; old++) { //判断是否是当前方块 if(rect==allRect[old]){ break; } } //定义变量，存储变形后的方块 int next; //判断是完整方块 if(old==0||old==7||old==8||old==9){ return; } //清除当前方块 clear(x,y); if(old==1||old==2){ next=allRect[old==1?2:1]; //如果可以变形 if(canTurn(next,x,y)){ rect=next; } } if(old>

= 3&&old6?3:old+1]; if (canTurn (next,x,y)) {rect=next;}} if (old==10 | | old==11) {next= allRect [old = = 10 °11 next,x,y 10]; if (canTurn (next,x,y)) {rect=next }} if (old==12 | | old==13) {next= allRect [old = = 12 / 13 / 12]; if (canTurn (next,x,y)) {rect=next;}} if (old > = 14&&old17?14:old+1] If (canTurn (next,x,y)) {rect=next;}} if (old==18 | | old==19) {next= all RectRect18]; if (canTurn (next,x,y)) {rect=next }} if (old==20 | | old==21) {next= allRect [old = = 20cm 21 next= 20]; if (canTurn (next,x,y)) {rect=next;}} / / redraw the deformed square draw (xQuery y) }} public boolean canTurn (int a minint mline int n) {/ / create the variable int temp=0x8000; / / traverse the entire square for (int I = 0; I

< 4; i++) { for (int j = 0; j < 4; j++) { if ((temp & rect) != 0) { if(data[m][n]==1){ return false; } } n++; temp >

> = 1;} masks 4;} / / can deform return true } @ Override public void keyPressed (KeyEvent e) {/ / Square move left if (e.getKeyCode () = = 37) {/ / left arrow corresponds to 37 / / to determine whether the game is over if (! isrunning) {return } / / determine whether the game pauses if (game_pause) {return;} / / whether the box touches the left wall if (ynum) {num=n }} nasty walls; temp > > = 1;} masked walls; nasty colors 4;} / / determine whether to touch the right wall if (num > = (game_y-2)) {return } / / determine whether the square encounters other squares temp=0x8000; for (int I = x; I > = 1;}} / clear the current square clear (XMago y) while moving the square to the right. / / redraw the square moved to the right} / / to fall if (e.getKeyCode () = = 40) {/ / the corresponding value of the down arrow is 40 / / to judge whether the game is over or not if (! isrunning) {return } / / determine whether the game pauses if (game_pause) {return;} / / determines whether the cube can fall if (! canFall (XMagy)) {return;} / / clears the current square clear (XMagy) / / change the coordinates of the squares; draw (xPowery); / / redraw the squares that have moved to the right}} @ Override public void keyReleased (KeyEvent e) {}}

The numerical meaning in the square array:

The result after running:

After reading this, the article "how to write the code for Java Tetris" has been introduced. If you want to master the knowledge of this article, you still need to practice and use it yourself. If you want to know more about related articles, welcome to follow the industry information channel.

Welcome to subscribe "Shulou Technology Information " to get latest news, interesting things and hot topics in the IT industry, and controls the hottest and latest Internet news, technology news and IT industry trends.