用java编写的简单的吞食蛇游戏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1//////////////////////////importjava.awt.*;importjava.awt.event.*;importjavax.swing.*;importjava.util.*;publicclassGreedSnakeimplementsKeyListener{JFramemainFrame;CanvaspaintCanvas;JLabellabelScore;SnakeModelsnakeModel=null;publicstaticfinalintcanvasWidth=200;publicstaticfinalintcanvasHeight=300;publicstaticfinalintnodeWidth=10;publicstaticfinalintnodeHeight=10;publicGreedSnake(){mainFrame=newJFrame("GreedSnake");Containercp=mainFrame.getContentPane();labelScore=newJLabel("Score:");cp.add(labelScore,BorderLayout.NORTH);paintCanvas=newCanvas();paintCanvas.setSize(canvasWidth+1,canvasHeight+1);paintCanvas.addKeyListener(this);cp.add(paintCanvas,BorderLayout.CENTER);JPanelpanelButtom=newJPanel();panelButtom.setLayout(newBorderLayout());JLabellabelHelp;labelHelp=newJLabel("PageUp,PageDownforspeed;",JLabel.CENTER);panelButtom.add(labelHelp,BorderLayout.NORTH);labelHelp=newJLabel("ENTERorRorSforstart;",JLabel.CENTER);panelButtom.add(labelHelp,BorderLayout.CENTER);labelHelp=newJLabel("SPACEorPforpause",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();}publicvoidkeyPressed(KeyEvente){intkeyCode=e.getKeyCode();if(snakeModel.running)switch(keyCode){caseKeyEvent.VK_UP:snakeModel.changeDirection(SnakeModel.UP);break;caseKeyEvent.VK_DOWN:snakeModel.changeDirection(SnakeModel.DOWN);break;caseKeyEvent.VK_LEFT:snakeModel.changeDirection(SnakeModel.LEFT);break;caseKeyEvent.VK_RIGHT:snakeModel.changeDirection(SnakeModel.RIGHT);break;caseKeyEvent.VK_ADD:caseKeyEvent.VK_PAGE_UP:snakeModel.speedUp();break;caseKeyEvent.VK_SUBTRACT:caseKeyEvent.VK_PAGE_DOWN:snakeMo