知识大全 源代码--Java写小游戏，吞食蛇
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java新手 简单的吞食蛇游戏 一边写一边查书 写了半天才弄出来 没法把jar文件附在文章后面 想试试的人自己编译一下吧 有意见尽管提 高手多多指导 不过骂人就算了 /////////////////////////// // 文件 ////////////////////////// import java awt *; import java awt event *; import javax swing *; import java util *; public class GreedSnake implements KeyListener JFrame mainFrame; Canvas paintCanvas; JLabel labelScore; SnakeModel snakeModel = null; public static final int canvasWidth = ; public static final int canvasHeight = ; public static final int nodeWidth = ; public static final int nodeHeight = ; public GreedSnake() mainFrame = new JFrame( GreedSnake ); Container cp = mainFrame getContentPane(); labelScore = new JLabel( Score: ); cp add(labelScore BorderLayout NORTH); paintCanvas = new Canvas(); paintCanvas setSize(canvasWidth+ canvasHeight+ ); paintCanvas addKeyListener(this); cp add(paintCanvas BorderLayout CENTER); JPanel panelButtom = new JPanel(); panelButtom setLayout(new BorderLayout()); JLabel labelHelp; labelHelp = new JLabel( PageUp PageDown for speed; JLabel CENTER); panelButtom add(labelHelp BorderLayout NORTH); labelHelp = new JLabel( ENTER or R or S for start; JLabel CENTER); panelButtom add(labelHelp BorderLayout CENTER); labelHelp = new JLabel( SPACE or P for pause JLabel CENTER); panelButtom add(labelHelp BorderLayout SOUTH); cp add(panelButtom BorderLayout SOUTH); mainFrame addKeyListener(this); mainFrame pack(); mainFrame setResizable(false); mainFrame setDefaultCloseOperation(JFrame EXIT_ON_CLOSE); mainFrame setVisible(true); begin(); public void keyPressed(KeyEvent e) int keyCode = e getKeyCode(); if (snakeModel running) switch(keyCode) case KeyEvent VK_UP: snakeModel changeDirection(SnakeModel UP); break; case KeyEvent VK_DOWN: snakeModel changeDirection(SnakeModel DOWN); break; case KeyEvent VK_LEFT: snakeModel changeDirection(SnakeModel LEFT); break; case KeyEvent VK_RIGHT: snakeModel changeDirection(SnakeModel RIGHT); break; case KeyEvent VK_ADD: case KeyEvent VK_PAGE_UP: snakeModel speedUp(); break; case KeyEvent VK_SUBTRACT: case KeyEvent VK_PAGE_DOWN: snakeModel speedDown(); break; case KeyEvent VK_SPACE: case KeyEvent VK_P: snakeModel changePauseState(); break; default: if (keyCode == KeyEvent VK_R || keyCode == KeyEvent VK_S || keyCode == KeyEvent VK_ENTER) snakeModel running = false; begin(); public void keyReleased(KeyEvent e) public void keyTyped(KeyEvent e) void repaint() Graphics g = paintCanvas getGraphics(); //draw background g setColor(Color WHITE); g fillRect( canvasWidth canvasHeight); // draw the snake g setColor(Color BLACK); LinkedList na = snakeModel nodeArray; Iterator it = erator(); while(it hasNext()) Node n = (Node)it next(); drawNode(g n); // draw the food g setColor(Color RED); Node n = snakeModel food; drawNode(g n); updateScore(); private void drawNode(Graphics g Node n) g fillRect(n x*nodeWidth n y*nodeHeight nodeWidth nodeHeight ); public void updateScore() String s = Score: + snakeModel score; labelScore setText(s); void begin() if (snakeModel == null || !snakeModel running) snakeModel = new SnakeModel(this canvasWidth/nodeWidth canvasHeight/nodeHeight); (new Thread(snakeModel)) start(); public static void main(String[] args) GreedSnake gs = new GreedSnake(); /////////////////////////////////////////////////// // 文件 /////////////////////////////////////////////////// import java util *; import javax swing *; class SnakeModel implements Runnable GreedSnake gs; boolean[][] matrix; LinkedList nodeArray = new LinkedList(); Node food; int maxX; int maxY; int direction = ; boolean running = false; int timeInterval = ; double speedChangeRate = ; boolean paused = false; int score = ; int countMove = ; // UP and DOWN should be even // RIGHT and LEFT should be odd public static final int UP = ; public static final int DOWN = ; public static final int LEFT = ; public static final int RIGHT = ; public SnakeModel(GreedSnake gs int maxX int maxY) this gs = gs; this maxX = maxX; this maxY = maxY; // initial matirx matrix = new boolean[maxX][]; for(int i= ; i<maxX; ++i) matrix[i] = new boolean[maxY]; Arrays fill(matrix[i] false); // initial the snake int initArrayLength = maxX > ? : maxX/ ; for(int i = ; i < initArrayLength; ++i) int x = maxX/ +i; int y = maxY/ ; nodeArray addLast(new Node(x y)); matrix[x][y] = true; food = createFood(); matrix[food x][food y] = true; public void changeDirection(int newDirection) if (direction % != newDirection % ) direction = newDirection; public boolean moveOn() Node n = (Node)nodeArray getFirst(); int x = n x; int y = n y; switch(direction) case UP: y ; break; case DOWN: y++; break; case LEFT: x ; break; case RIGHT: x++; break; if (( <= x && x < maxX) && ( <= y && y < maxY)) if (matrix[x][y]) if(x == food x && y == food y) nodeArray addFirst(food); int scoreGet = ( * countMove) / timeInterval; score += scoreGet > ? scoreGet : ; countMove = ; food = createFood(); matrix[food x][food y] = true; return true; else return false; else nodeArray addFirst(new Node(x y)); matrix[x][y] = true; n = (Node)nodeArray removeLast(); matrix[n x][n y] = false; countMove++; return true; return false; public void run() running = true; while (running) try Thread sleep(timeInterval); catch(Exception e) break; if(!paused) if (moveOn()) gs repaint(); else JOptionPane showMessageDialog( null you failed Game Over JOptionPane INFORMATION_MESSAGE); break; running = false; private Node createFood() int x = ; int y = ; do Random r = new Random(); x = r nextInt(maxX); y = r nextInt(maxY); while(matrix[x][y]); return new Node(x y); public void speedUp() cha138/Article/program/Java/hx/201311/27025相关参考