【java小游戏】简单扫雷的实现

小咪咪 2022-05-22 11:54 182阅读 0赞

import java.awt.BorderLayout;
    import java.awt.Color;
    import java.awt.Container;
    import java.awt.GridLayout;
    import java.awt.Insets;
    import java.awt.Label;
    import java.awt.event.ActionEvent;
    import java.awt.event.ActionListener;
    import java.awt.event.ItemEvent;
    import java.awt.event.ItemListener;
    import java.awt.event.MouseEvent;
    import java.awt.event.MouseListener;
    import java.util.Random;
    
    import javax.swing.JButton;
    import javax.swing.JComboBox;
    import javax.swing.JFrame;
    import javax.swing.JOptionPane;
    import javax.swing.JPanel;
    
    public class SaoLei implements MouseListener,ActionListener{
    	JPanel p=new JPanel();
    	JFrame frame = new JFrame("扫雷");
    	@SuppressWarnings("rawtypes")
    	JComboBox combobox = new JComboBox();
    	JButton reset = new JButton("重新开始");
    	Container container = new Container();
    	
    	//游戏数据结构
    	SaoLeiConstant constant = new SaoLeiConstant();
    	JButton[][] buttons = new JButton[constant.row][constant.col];//定义按钮
    	int[][] counts = new int [constant.row][constant.col];//定义整型数组保存按钮下方雷数
    
    	//创建构造方法
    	public SaoLei() {
    		//显示窗口
    		frame.setSize(600,700);//600*700
    		frame.setResizable(false);
    		frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    		frame.setLayout(new BorderLayout());
    
    		//添加重来、选择难度按钮
    		addtopButton();
    		
    		//添加雷区按钮
    		addButtons();
    		
    		//埋雷
    		addLei();
    		
    		//添加雷的计数
    		calcNeiboLei();
    		
    		frame.setVisible(true);
    	}
    
    	void addtopButton() {
    		p.removeAll();
    		p.add(reset);
    		reset.setBackground(Color.green);
    		reset.setOpaque(true);
    		reset.addActionListener(this);
    		//combobox.addItem("选择难度");
    		combobox.addItem("新手难度");
    		combobox.addItem("初级难度");
    		combobox.addItem("中级难度");
    		combobox.addItem("高级难度");
    		combobox.addItem("大师难度");
    		combobox.setBackground(Color.GREEN);
    		combobox.setOpaque(true);
    		combobox.addItemListener(new ItemListener(){
    
    			@Override
    			public void itemStateChanged(ItemEvent e) {
    				String item = e.getItem().toString(); 
    				if(item == "新手难度") {
    					constant.leiCount = 20;
    					ResetGame();
    				} else if(item == "初级难度") {
    						constant.leiCount = 43;
    						ResetGame();
    				} else if(item == "中级难度"){
    					constant.leiCount = 63;
    					ResetGame();
    				} else if(item == "高级难度"){
    					constant.leiCount = 99;
    					ResetGame();
    				} else if(item == "大师难度") {
    					constant.leiCount = 119;
    					ResetGame();
    				}
    				
    			}
    			
    		});
    		p.add(combobox);
    		frame.add(p,BorderLayout.NORTH);
    		//p.add(new Label("总雷数:"+constant.leiCount,Label.CENTER));
    		//p.add(new Label("总雷数:"+constant.leiCount,Label.RIGHT));
    		 
    	}
    	
    	
    	/*
    	void addnanduButton() {
    		nandu.setBackground(Color.green);
    		nandu.setOpaque(true);
    		nandu.addActionListener(this);
    		frame.add(nandu,BorderLayout.WEST);
    	}
    	
    	void addResetButton() {
    		reset.setBackground(Color.green);
    		reset.setOpaque(true);
    		reset.addActionListener(this);
    		//reset.addMouseListener(this);
    		frame.add(reset,BorderLayout.NORTH);	
    	}
    	*/
    	
    	void addLei() {
    		Random rand = new Random();
    		int randRow,randCol;
    		for(int i=0; i<constant.leiCount; i++) {
    			randRow = rand.nextInt(constant.row);
    			randCol = rand.nextInt(constant.col);
    			if(counts[randRow][randCol] == constant.LEICODE) {
    				i--;
    			} else {
    			counts[randRow][randCol] = constant.LEICODE;
    			//buttons[randRow][randCol].setText("X");
    			}
    		}
    	}
    	
    	void addButtons() {
    		frame.add(container,BorderLayout.CENTER);
    		container.setLayout(new GridLayout(constant.row,constant.col));
    		for(int i=0;i<constant.row;i++) {
    			for(int j=0;j<constant.col;j++) {
    				JButton button = new JButton();
    				button.setBackground(Color.white);
    				button.setOpaque(true);
    				button.addActionListener(this);
    				button.addMouseListener((MouseListener) this);
    				buttons[i][j] = button;
    				container.add(button);
    			}
    		}
    	}
    	
    	void calcNeiboLei() {
    		int count;
    		for(int i=0;i<constant.row;i++) {
    			for(int j=0;j<constant.col;j++) {
    				count =0;
    				if(counts[i][j] == constant.LEICODE) continue;
    				if(i>0 && j>0 && counts[i-1][j-1] == constant.LEICODE) count++;
    				if(i>0 && counts[i-1][j] == constant.LEICODE) count++;
    				if(i>0 && j<19 &&counts[i-1][j+1] == constant.LEICODE) count++; 
    				if(j>0 && counts[i][j-1] == constant.LEICODE) count++;
    				if(j<19 && counts[i][j+1] == constant.LEICODE) count++;
    				if(i<19 && j>0 && counts[i+1][j-1] == constant.LEICODE) count++;
    				if(i<19 && counts[i+1][j] == constant.LEICODE) count++;
    				if(i<19 && j<19 && counts[i+1][j+1] == constant.LEICODE) count++;
    				counts[i][j] = count;
    				buttons[i][j].setMargin(new Insets(0,0,0,0));//让按钮随按钮上的图案变化
    				//buttons[i][j].setText(counts[i][j] + "");
    			}
    		}
    	}
    	
    	@Override
    	 public void actionPerformed(ActionEvent e) {
    	
    		JButton button = (JButton)e.getSource();
    		if(button.equals(reset)) {
    			ResetGame();//重新开始游戏
    		} else {
    			int count = 0;
    			for(int i=0;i<constant.row;i++) {
    				for(int j=0;j<constant.col;j++) {
    					if(button.equals(buttons[i][j])) {
    						count = counts[i][j];
    						if(count == constant.LEICODE) {
    							loseGame();
    						} else {
    							openCell(i,j);	
    							checkWin();
    						}
    						return;
    					}	
    				}
    			}
    		}
    	}
    
    	public void mouseClicked(MouseEvent e) {
    		JButton button = (JButton)e.getSource();
    		if (e.getButton() == MouseEvent.BUTTON3) {//判断鼠标右击动作
    				for(int i=0;i<constant.row;i++) {
    					for(int j=0;j<constant.col;j++) {
    						if(button.equals(buttons[i][j])) {
    							if((buttons[i][j].isEnabled() == true)) {
    								//buttons[i][j].setEnabled(false);
    								buttons[i][j].setMargin(new Insets(0,0,0,0));//让按钮随按钮上的图案变化
    								buttons[i][j].setText("？");
    								return;
    							} 
    						}
    					}
    				}	
    		}
    	}
    	
    	void ResetGame() {
    		for(int i=0;i<constant.row;i++) {
    			for(int j=0;j<constant.col;j++) {
    				buttons[i][j].setText("");
    				buttons[i][j].setEnabled(true);
    				buttons[i][j].setBackground(Color.white);
    				counts[i][j] = 0;		
    			}	
    		}
    		addLei();
    		calcNeiboLei();	
    	}
    	
    	void checkWin() {
    		for(int i=0;i<constant.row;i++) {
    			for(int j=0;j<constant.col;j++) {
    				if(buttons[i][j].isEnabled() == true && counts[i][j] != constant.LEICODE ) return;		
    			}
    		}
    		JOptionPane.showMessageDialog(frame,"Yeah,你赢了！");	
    	}
    	
    	//使用递归方法打开格子
    	void openCell(int i, int j) {
    		if(buttons[i][j].isEnabled() == false) return;
    		buttons[i][j].setBackground(Color.yellow);
    		buttons[i][j].setOpaque(true);
    		buttons[i][j].setEnabled(false);
    		if(counts[i][j] == 0) {
    			if(i>0 && j>0 && counts[i-1][j-1] != constant.LEICODE) openCell(i-1,j-1);
    			if(i>0 && j<19 && counts[i-1][j] != constant.LEICODE) openCell(i-1,j);
    			if(i>0 && j<19 &&counts[i-1][j+1] != constant.LEICODE) openCell(i-1,j+1); 
    			if(j>0 && counts[i][j-1] != constant.LEICODE) openCell(i,j-1);
    			if(j<19 && counts[i][j+1] != constant.LEICODE) openCell(i,j+1);
    			if(i<19 && j>0 && counts[i+1][j-1] != constant.LEICODE) openCell(i+1,j-1);
    			if(i<19 && counts[i+1][j] != constant.LEICODE) openCell(i+1,j);
    			if(i<19 && j<19 && counts[i+1][j+1] != constant.LEICODE) openCell(i+1,j+1);
    		} else {
    			buttons[i][j].setMargin(new Insets(0,0,0,0));
    			buttons[i][j].setText(counts[i][j] + "");
    		}
    	}
    	
    	void loseGame() {
    		for(int i=0;i<constant.row;i++) {
    			for(int j=0;j<constant.col;j++) {
    				int count = counts[i][j];
    				if(count == constant.LEICODE) {
    					buttons[i][j].setMargin(new Insets(0,0,0,0));
    					buttons[i][j].setText("雷");
    					buttons[i][j].setBackground(Color.red);
    					buttons[i][j].setEnabled(false);
    				} else {
    					buttons[i][j].setMargin(new Insets(0,0,0,0));
    					buttons[i][j].setText(count + "");
    					buttons[i][j].setEnabled(false);
    					
    				}
    			}
    		}
    		JOptionPane.showMessageDialog(frame,"error,你输了！");
    	}
    	
    	public static void main(String[] args) {
    		new SaoLei();
    	}
    
    	@Override
    	public void mousePressed(MouseEvent e) {
    		// TODO Auto-generated method stub
    		
    	}
    
    	@Override
    	public void mouseReleased(MouseEvent e) {
    		// TODO Auto-generated method stub
    		
    	}
    
    	@Override
    	public void mouseEntered(MouseEvent e) {
    		// TODO Auto-generated method stub
    		
    	}
    
    	@Override
    	public void mouseExited(MouseEvent e) {
    		// TODO Auto-generated method stub
    		
    	}
    }

常量类

public class SaoLeiConstant {
    	final int row = 20;//行数30
    	final int col = 20;//列数30
    	final int LEICODE = 10;//定义雷下方的数字
    	protected int temp = 20;
    	protected int leiCount = temp;//雷数30
    }

效果图

![70][]

[70]: /images/20220522/8d2472efbfde4c389d47f00093c8a9c7.png