第十三章 综合案例：拼图游戏

package A; //13 import java.awt.Dimension; import java.awt.Image; import java.awt.Point; import java.awt.event.ActionEvent; import java.awt.event.ActionListener; import java.awt.event.MouseEvent; import java.awt.event.MouseListener; import java.awt.image.BufferedImage; import java.io.File; import java.io.FileInputStream; import java.io.FileOutputStream; import java.io.ObjectInputStream; import java.io.ObjectOutputStream; import java.io.RandomAccessFile; import java.util.ArrayList; import java.util.Collections; import javax.imageio.ImageIO; import javax.swing.ImageIcon; import javax.swing.JButton; import javax.swing.JDialog; import javax.swing.JLabel; import javax.swing.JMenu; import javax.swing.JMenuItem; import javax.swing.JOptionPane; import javax.swing.JPanel; public class ControlGamePanel extends JPanel implements ActionListener { private static final long serialVersionUID = 1L; GameWindow gameWin; JButton buttonStart,buttonPreview,buttonSave,buttonDraw,buttonExit; PuzzlePanel puzzlePanel; int row,column; File gradeFile; ArrayList<Image> imageList; Cell[][] cells; Cell lastCell,noImageCell; JPanel imagePanel; Image[][] cellImages; Image[][] imagesState; JLabel playerName,usedStep; int step; JMenu menuImage; JMenuItem oneGradeItem,twoGradeItem; public ControlGamePanel(GameWindow gameWin) { this.gameWin =gameWin; buttonStart=new JButton("开始新游戏"); buttonPreview=new JButton("预览全图"); buttonSave=new JButton("保存游戏"); buttonDraw=new JButton("提取游戏"); buttonExit=new JButton("结束当前游戏"); this.buttonStart .addActionListener(this); this.buttonPreview .addActionListener(this); this.buttonSave .addActionListener(this); this.buttonDraw .addActionListener(this); this.buttonExit .addActionListener(this); add(this.buttonStart); add(this.buttonPreview ); add(this.buttonSave ); add(this.buttonDraw ); add(this.buttonExit ); imagePanel=gameWin.getImagePanel(); usedStep=gameWin.getUsedStep(); step=Integer.parseInt(usedStep.getText()); menuImage=gameWin.getMenuImage(); oneGradeItem=gameWin.getOneGradeItem(); twoGradeItem=gameWin.getTwoGradeItem(); } @Override public void actionPerformed(ActionEvent e) { //“开始新游戏” if(e.getSource()==buttonStart) { String name=JOptionPane.showInputDialog(null,"请输入玩家的姓名：","登录",JOptionPane.PLAIN_MESSAGE); if(name==null) return; if(name.equalsIgnoreCase("")) { JOptionPane.showMessageDialog(null,"玩家姓名不能为空！"); return; } playerName=gameWin.getPlayerName(); playerName.setText(name); buttonStart.setEnabled(false); menuImage.setEnabled(false); oneGradeItem.setEnabled(false); twoGradeItem.setEnabled(false); row=gameWin.getRow(); column=gameWin.getColumn(); puzzlePanel=gameWin.getPuzzlePanel(); cells=puzzlePanel.getCells(); cellImages=puzzlePanel.getCellImages(); imageList=puzzlePanel.getImageList(); //在“预览全图”中使用imagesState来恢复拼图面板界面 imagesState=new Image[row][column]; noImageCell=cells[row-1][column-1]; Image cellImagePanel=noImageCell.getButtonImage();//得到右下角按钮上的图片 //在右边的imagePanel面板上显示右下角的图片按钮 lastCell=new Cell(cellImagePanel); lastCell.setPreferredSize(new Dimension(Cell.WIDTH ,Cell.HEIGHT )); imagePanel.removeAll(); imagePanel.add(lastCell); imagePanel.validate(); noImageCell.setButtonImage(null); noImageCell.updateUI(); //打乱图片顺序 Collections.shuffle(imageList); //根据打乱的图片顺序，重新刷新单元格的背景，右下角单元格无图案 MoveListener l=new MoveListener(); //给除了右下角的所有按钮重新显示打乱的图片，并给它们注册ActionListener监视器 int k=0; for(int i=0;i<row;i++) { for(int j=0;j<column;j++) { if(i==row-1&&j==column-1) { break; } cells[i][j].setButtonImage(imageList.get(k)); cells[i][j].repaint(); cells[i][j].updateUI();//重新设置其外观值，让其有边框，方便区别不同的单元格，方便拼图 cells[i][j].addMouseListener(l); k++; } }// end of for(int i=0;i<row;i++) //给右下角无图像的按钮注册动作监视器 noImageCell.addMouseListener(l); puzzlePanel.validate(); } //“预览全图” else if(e.getSource()==buttonPreview) { //在游戏界面展示(预览)，原图（完整的） if(e.getActionCommand().equals("预览全图")) { //获取预览全图以前游戏的拼图完成情况,将图片顺序地排到二维数组imagesState中 for(int i=0;i<row;i++) { for(int j=0;j<column;j++) { imagesState[i][j]=cells[i][j].getButtonImage(); } }// end of for(int i=0;i<row;i++) //预览原图 for(int i=0;i<row;i++) { for(int j=0;j<column;j++) { cells[i][j].setButtonImage(cellImages[i][j]); cells[i][j].repaint(); cells[i][j].setBorder(null); } }// end of for(int i=0;i<row;i++) buttonPreview.setText("返回"); } else if(e.getActionCommand().equals("返回")) { for(int i=0;i<row;i++) { for(int j=0;j<column;j++) { cells[i][j].setButtonImage(imagesState[i][j]); cells[i][j].repaint(); cells[i][j].updateUI(); } }// end of for(int i=0;i<row;i++) buttonPreview.setText("预览全图"); } }// end of else-if(e.getSource()==buttonPreview) //“保存游戏” else if(e.getSource()==buttonSave) { /* //保存当前游戏状态，供下次接着玩 //保存当前游戏的拼图完成状况,将图片顺序地排到二维数组imageIcons中;Image不能序列化；ImageIcon可以序列化 */ ImageIcon[][] icons=new ImageIcon[row][column]; Point p=noImageCell.getButtonPoint(); int x=(int)p.getX(); int y=(int)p.getY(); for(int i=0;i<row;i++) { for(int j=0;j<column;j++) { if(i==x&&j==y) { icons[i][j]=new ImageIcon(); continue; } icons[i][j]=new ImageIcon(cells[i][j].getButtonImage()); } }// end of for(int i=0;i<row;i++) try { FileOutputStream fos=new FileOutputStream("saveGame.txt"); ObjectOutputStream oos=new ObjectOutputStream(fos); oos.writeUTF(playerName.getText()); oos.writeInt(step); //noImageCell的Point oos.writeInt(x); oos.writeInt(y); for(int i=0;i<row;i++) { for(int j=0;j<column;j++) { oos.writeObject(icons[i][j]); oos.flush(); } }// end of for(int i=0;i<row;i++) ImageIcon lastImageIcon=new ImageIcon(lastCell.getButtonImage()); oos.writeObject(lastImageIcon); oos.flush(); /// boolean boo=false; for(int i=0;i<row;i++) { for(int j=0;j<column;j++,boo=false) { for(int k=0;k<row;k++) { if(boo) break; for(int l=0;l<column;l++) { if(cells[i][j].getButtonImage()==cellImages[k][l]) { oos.writeInt(k); oos.writeInt(l); oos.flush(); boo=true; break; } }// end of for(int l=0;l<column;l++) } }// end of for(int j=0;j<column;j++,boo=false) }// end of for(int i=0;i<row;i++) /// oos.close(); } catch (Exception e1) { e1.printStackTrace(); } }// end of else-if(e.getSource()==buttonSave) //“提取游戏” else if(e.getSource()==buttonDraw) { //提取上次未完成的游戏界面，接着玩 //cells ImageIcon[][] imageHistory=new ImageIcon[row][column]; cellImages=new Image[row][column]; try { FileInputStream fis=new FileInputStream("saveGame.txt"); ObjectInputStream ois=new ObjectInputStream(fis); String name=ois.readUTF(); step=