用JavaSwing实现五子棋小游戏
作者：互联网
1 package FiveChess;
2 import java.awt.Color;
3 import java.awt.Dimension;
4 import java.awt.Font;
5 import java.awt.Graphics;
6 import java.awt.event.KeyAdapter;
7 import java.awt.event.KeyEvent;
8 import java.awt.event.KeyListener;
9 import java.awt.event.MouseAdapter;
10 import java.awt.event.MouseEvent;
11 import java.awt.image.BufferedImage;
12 import java.io.File;
13 import java.io.IOException;
14
15 import javax.imageio.ImageIO;
16 import javax.swing.*;
17
18 /**
19 *
20 * @author WENRUI
21 *
22 */
23 public class Game {
24
25 //the three elements of board
26 BufferedImage black;
27 BufferedImage white;
28 BufferedImage table;
29
30 //the size of elements
31 final int BOARD_WIDTH = 535;
32 final int BOARD_HEIGHT = 536;
33 final int PIECE_SIZE = 15;
34 final int PIECE_RATE = BOARD_WIDTH/PIECE_SIZE;
35 final int X_OFFSET = 5;
36 final int Y_OFFSET = 6;
37
38
39 //kind、order and state
40 int [][] category = new int[PIECE_SIZE][PIECE_SIZE];//0:null,1:while,2:black
41 int order = 1;//1:white piece to be down，2:black piece to be down
42 String state = "RUNNING";
43
44 //painting
45 public class ChessBoard extends JPanel{
46 @Override
47 public void paint(Graphics g) {
48 g.drawImage(table,0,0,null);
49 for(int i = 0;i < PIECE_SIZE;i++)
50 for(int j = 0;j < PIECE_SIZE;j++) {
51
52 if(category[i][j] == 1) {
53 g.drawImage(white,i*PIECE_RATE+X_OFFSET,j*PIECE_RATE+Y_OFFSET,null);
54 }
55 else if(category[i][j] == 2) {
56 g.drawImage(black,i*PIECE_RATE+X_OFFSET,j*PIECE_RATE+Y_OFFSET,null);
57 }
58 }
59
60 if(state != "RUNNING") {
61
62 g.setColor(new Color(0xffffff));
63 g.setFont(new Font(Font.SERIF,Font.BOLD,30));
64 g.drawString(state, 200, 200);
65 g.drawString("q:退出 r：再来一局",200,350);
66 }
67 }
68
69 }
70
71 //Swing
72 JFrame gameFrame = new JFrame("the five chess");
73 ChessBoard chessBoard = new ChessBoard();
74
75 //judging
76 public boolean isOver(int a,int b) {
77
78 int i,j;
79 //horizontal
80 for(i = a-4, j = b; i <= a; i++) {
81 if(i > 0 && j < PIECE_SIZE && category[i][j] == category[i+1][j]
82 && category[i][j] == category[i+2][j]
83 && category[i][j] == category[i+3][j]
84 && category[i][j] == category[i+4][j])
85 return true;
86 }
87
88
89 //vertical
90 for(j = b-4, i = a; j <= b; j++) {
91 if(j > 0 && i < PIECE_SIZE && category[i][j] == category[i][j+1]
92 &&category[i][j] == category[i][j+2]
93 &&category[i][j] == category[i][j+3]
94 &&category[i][j] == category[i][j+4])
95 return true;
96 }
97
98 //upper left
99 for(i = a-4, j = b-4; i <= a&&j <= b; i++,j++) {
100 if(i > 0 && i < PIECE_SIZE && j >0 &&j< PIECE_SIZE &&category[i][j] == category[i+1][j+1]
101 &&category[i][j] == category[i+2][j+2]
102 &&category[i][j] == category[i+3][j+3]
103 &&category[i][j] == category[i+4][j+4])
104 return true;
105 }
106
107 //upper right
108 for(i = a-4, b = b+4; i <= a&& j >= b; i++,j--) {
109 if(i > 0 && i < PIECE_SIZE && j >0 &&j< PIECE_SIZE &&category[i][j] == category[i+1][j-1]
110 &&category[i][j] == category[i+2][j-2]
111 &&category[i][j] == category[i+3][j-3]
112 &&category[i][j] == category[i+4][j-4])
113 return true;
114 }
115
116 return false;
117 }
118
119 public void init() throws IOException {
120 table = ImageIO.read(new File("src//image//board.jpg"));
121 white = ImageIO.read(new File("src//image//white.gif"));
122 black = ImageIO.read(new File("src//image//black.gif"));
123 //the ImageIo must be set in functions,in order to throw IOException
124
125 chessBoard.addMouseListener(new MouseAdapter() {
126 @Override
127 public void mouseClicked(MouseEvent e) {
128 int xPos = (e.getX()-X_OFFSET)/PIECE_RATE;
129 int yPos = (e.getY()-Y_OFFSET)/PIECE_RATE;
130 if(order == 1){
131 category[xPos][yPos] = 1;
132 order = 2;
133 }
134 else if(order == 2) {
135 category[xPos][yPos] = 2;
136 order = 1;
137 }
138 if(isOver(xPos,yPos)) {
139 if(order == 1)
140 state = "BLACKWIN";
141 else if(order == 2)
142 state = "WHITEWHI";
143 }
144 chessBoard.repaint();
145
146
147 }});
148
149
150 chessBoard.addKeyListener(new KeyAdapter() {
151 @Override
152 public void keyPressed(KeyEvent e) {
153
154 int key = e.getKeyCode();
155 if( state != "RUNNING")
156 {
157 if(key == KeyEvent.VK_Q ) {
158 System.exit(0);
159 }
160
161 else if(key == KeyEvent.VK_R) {
162 for(int i = 0;i < PIECE_SIZE; i++)
163 for(int j =0; j < PIECE_SIZE; j++)
164 category[i][j] = 0;
165
166 state = "RUNNING";
167 chessBoard.repaint();
168 }
169 }
170 }
171 });
172 chessBoard.setFocusable(true);//不知为啥要加这一句，但好像加了KeyListener就有效了
173
174
175
176
177 chessBoard.setPreferredSize(new Dimension(BOARD_WIDTH,BOARD_HEIGHT));
178 gameFrame.add(chessBoard);
179 gameFrame.pack();
180 gameFrame.setVisible(true);
181 }
182
183
184 public static void main(String args[]) throws IOException {
185 new Game().init();
186 }
187 }
大二上学期刚学完JavaSwing时写的，试了几遍没太大问题，也许有不成熟和出错的地方，还请园子大佬们包涵和赐教
以下是我的图片资源地址
https://files.cnblogs.com/files/blogs/718940/image.zip
标签：category,JavaSwing,int,五子棋,小游戏,&&,import,PIECE,SIZE 来源： https://www.cnblogs.com/JT3895/p/15717471.html