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【Java】 java版2048
作者:evilgod528 / 发布于2015/2/15/ 582

	package tzfe;
	
	import java.awt.Color;
	import java.awt.Component;
	import java.awt.Font;
	import java.awt.event.KeyEvent;
	import java.awt.event.KeyListener;
	import java.awt.event.WindowAdapter;
	import java.awt.event.WindowEvent;
	
	import javax.swing.JFrame;
	import javax.swing.JLabel;
	import javax.swing.JOptionPane;
	import javax.swing.JPanel;
	import javax.swing.JTable;
	import javax.swing.SwingConstants;
	import javax.swing.border.EtchedBorder;
	import javax.swing.table.DefaultTableCellRenderer;
	import javax.swing.table.DefaultTableModel;
	
	public class Game extends JFrame implements KeyListener {
	 private JPanel p;
	 private JTable table;
	 private JLabel label, scoreshow;
	 Boolean hasBlank;
	 String[][] params;
	 int score = 0;
	
	 public Game() {
	 this.setTitle("2048");
	 p = new JPanel();
	 p.setLayout(null);
	 label = new JLabel("SCORE:");
	 scoreshow = new JLabel();
	 scoreshow.setBounds(50, 0, 100, 50);
	 label.setBounds(0, 0, 50, 50);
	 table = new JTable(4, 4);
	 table.setRowHeight(90);
	 table.setEnabled(false);
	 table.setBounds(0, 50, 400, 400);
	 setFont(new Font("font", Font.PLAIN, 40));
	 table.setBorder(new EtchedBorder(Color.BLACK, Color.LIGHT_GRAY));
	 p.add(table);
	 p.add(label);
	 p.add(scoreshow);
	 this.add(p);
	 this.setLocation(300, 200);
	 this.setSize(400, 438);
	 this.setVisible(true);
	 this.setResizable(false);
	 // this.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
	 this.addKeyListener(this);
	 this.addWindowListener(new WindowAdapter() {
	 public void windowClosed(WindowEvent e) {
	 System.exit(0);
	 }
	 });
	 init();
	 }
	
	 public void init() {
	 score = 0;
	 hasBlank = true;
	 params = new String[4][4];
	 randomInsert();
	 randomInsert();
	 setTableValue();
	 }
	
	 public void randomInsert() {
	 System.out.println(hasBlank);
	 while (hasBlank) {
	 int x = (int) (Math.random() * 4);
	 int y = (int) (Math.random() * 4);
	 if (params[x][y] == null) {
	 if (Math.random() < 0.5d) {
	 params[x][y] = String.valueOf(2);
	 } else {
	 params[x][y] = String.valueOf(4);
	 }
	 break;
	 }
	 }
	 }
	
	 public void hasBlank() {
	 for (int i = 0; i < 4; i++) {
	 for (int j = 0; j < 4; j++) {
	 System.out.println("hasBlank运行次数");
	 if (params[i][j] == null) {
	 hasBlank = true;
	 return;
	 }
	 }
	 }
	 hasBlank = false;
	 }
	
	 public void setTableValue() {
	 DefaultTableModel model = (DefaultTableModel) this.table.getModel();
	 int rowcount = model.getRowCount();
	 while (rowcount > 0) {
	 model.removeRow(0);
	 rowcount--;
	 }
	 showParams();
	 for (int i = 0; i < 4; i++) {
	 model.addRow(params[i]);
	 }
	
	 this.table.setModel(model);
	 this.table.setFont(new Font("font", Font.PLAIN, 40));
	
	 for (int i = 0; i < 4; i++) {
	 table.getColumn(model.getColumnName(i)).setCellRenderer(
	 new MyTableCellRenderrer());
	 }
	 scoreshow.setText(score + "");
	 }
	
	 public String add(String a) {
	 if (a != null) {
	 return String.valueOf(Integer.valueOf(a) * 2);
	 }
	 return null;
	 }
	
	 public Boolean compara(String a, String b) {
	 if (a == null) {
	 if (b == null) {
	 return true;
	 } else {
	 return false;
	 }
	 } else {
	 if (b == null) {
	 return false;
	 } else {
	 if (a.equals(b)) {
	 return true;
	 } else {
	 return false;
	 }
	 }
	 }
	 }
	
	 public void isGameOver() {
	 if (hasBlank == false) {
	 for (int i = 0; i < 3; i++) {
	 for (int j = 0; j < 3; j++) {
	 if (compara(params[i][j], params[i + 1][j])
	 || compara(params[i][j], params[i][j + 1])) {
	 return;
	 }
	 }
	 }
	 int isRestart = JOptionPane.showConfirmDialog(this,
	 "GAME OVER，是否重新开始？", "重新开始", JOptionPane.YES_NO_OPTION);
	 if (isRestart == JOptionPane.YES_OPTION) {
	 init();
	 }
	 }
	 }
	
	 public void up() {
	 System.out.println("===向上走===");
	 for (int j = 0; j < 4; j++) {
	 upclear();
	 for (int i = 0; i < 3; i++) {
	 if (params[0][j] != null) {
	 if (compara(params[i][j], params[i + 1][j])) {
	 params[i][j] = add(params[i][j]);
	 params[i + 1][j] = null;
	 if (params[i][j] != null)
	 score += Integer.valueOf(params[i][j]);
	 }
	 }
	 }
	 upclear();
	 }
	 }
	
	 public void down() {
	 System.out.println("===向下走===");
	 for (int j = 0; j < 4; j++) {
	 downclear();
	 for (int i = 3; i > 0; i--) {
	 if (params[3][j] != null) {
	 if (compara(params[i][j], params[i - 1][j])) {
	 params[i][j] = add(params[i][j]);
	 params[i - 1][j] = null;
	 if (params[i][j] != null)
	 score += Integer.valueOf(params[i][j]);
	
	 }
	 }
	 }
	 downclear();
	 }
	 }
	
	 public void left() {
	 System.out.println("===向左走===");
	 for (int i = 0; i < 4; i++) {
	 leftclear();
	 for (int j = 0; j < 3; j++) {
	 if (params[i][0] != null) {
	 if (compara(params[i][j], params[i][j + 1])) {
	 params[i][j] = add(params[i][j + 1]);
	 params[i][j + 1] = null;
	 if (params[i][j] != null)
	 score += Integer.valueOf(params[i][j]);
	 }
	 }
	 }
	 leftclear();
	 }
	 }
	
	 public void right() {
	 System.out.println("===向右走===");
	 for (int i = 0; i < 4; i++) {
	 rightclear();
	 for (int j = 3; j > 0; j--) {
	 if (params[i][3] != null) {
	 if (compara(params[i][j], params[i][j - 1])) {
	 params[i][j] = add(params[i][j]);
	 params[i][j - 1] = null;
	 if (params[i][j] != null)
	 score += Integer.valueOf(params[i][j]);
	 }
	 }
	 }
	 rightclear();
	 }
	 }
	
	 public void upclear() {
	 System.out.println("===向上清空空格===");
	 for (int j = 0; j < 4; j++) {
	 for (int i = 0; i < 3; i++) {
	 int k = i;
	 while (k >= 0 && params[k][j] == null) {
	 params[k][j] = params[k + 1][j];
	 params[k + 1][j] = null;
	 k--;
	 }
	 }
	 }
	 }
	
	 public void downclear() {
	 System.out.println("===向下清空空格===");
	 for (int j = 0; j < 4; j++) {
	 for (int i = 3; i > 0; i--) {
	 int k = i;
	 while (k > 0 && params[k][j] == null) {
	 params[k][j] = params[k - 1][j];
	 params[k - 1][j] = null;
	 k--;
	 }
	 }
	 }
	 }
	
	 public void leftclear() {
	 System.out.println("===向左清空空格===");
	 for (int i = 0; i < 4; i++) {
	 for (int j = 0; j < 3; j++) {
	 int k = j;
	 while (k >= 0 && params[i][k] == null) {
	 params[i][k] = params[i][k + 1];
	 params[i][k + 1] = null;
	 k--;
	 }
	 }
	 }
	 }
	
	 public void rightclear() {
	 System.out.println("===向右清空空格===");
	 for (int i = 0; i < 4; i++) {
	 for (int j = 3; j > 0; j--) {
	 int k = j;
	 while (k > 0 && params[i][k] == null) {
	 params[i][k] = params[i][k - 1];
	 params[i][k - 1] = null;
	 k--;
	 }
	 }
	 }
	 }
	
	 public Boolean canRorL() {
	 if (hasBlank == false) {
	 for (int i = 0; i < 3; i++) {
	 for (int j = 0; j < 3; j++) {
	 if (compara(params[i][j], params[i][j + 1])) {
	 return true;
	 }
	 }
	 }
	 return false;
	 }
	 return true;
	 }
	
	 public Boolean canUorD() {
	 if (hasBlank == false) {
	 for (int i = 0; i < 3; i++) {
	 for (int j = 0; j < 3; j++) {
	 if (compara(params[i][j], params[i + 1][j])) {
	 return true;
	 }
	 }
	 }
	 return false;
	 }
	 return true;
	 }
	
	 @Override
	 public void keyTyped(KeyEvent e) {
	 }
	
	 @Override
	 public void keyPressed(KeyEvent e) {
	 int key = e.getKeyCode();
	 if (key == KeyEvent.VK_UP) {
	 hasBlank();
	 if (canUorD()) {
	 up();
	 randomInsert();
	 setTableValue();
	 isGameOver();
	 }
	
	 }
	 if (key == KeyEvent.VK_DOWN) {
	 hasBlank();
	 if (canUorD()) {
	 down();
	 randomInsert();
	 setTableValue();
	 isGameOver();
	 }
	
	 }
	 if (key == KeyEvent.VK_LEFT) {
	 hasBlank();
	 if (canRorL()) {
	 left();
	 randomInsert();
	 setTableValue();
	 isGameOver();
	 }
	
	 }
	 if (key == KeyEvent.VK_RIGHT) {
	 hasBlank();
	 if (canRorL()) {
	 right();
	 randomInsert();
	 setTableValue();
	 isGameOver();
	 }
	 }
	 }
	
	 @Override
	 public void keyReleased(KeyEvent e) {
	 }
	
	 public void showParams() {
	 for (int i = 0; i < 4; i++) {
	 for (int j = 0; j < 4; j++) {
	 System.out.print(params[i][j] + " ");
	 }
	 System.out.println();
	 }
	 }
	
	 public static void main(String[] args) {
	 new Game();
	 }
	
	 class MyTableCellRenderrer extends DefaultTableCellRenderer {
	 // 设置单元格内容居中
	 @Override
	 public void setHorizontalAlignment(int alignment) {
	 super.setHorizontalAlignment(SwingConstants.CENTER);
	 }
	
	 // 设置单元格颜色
	 @Override
	 public Component getTableCellRendererComponent(JTable table,
	 Object value, boolean isSelected, boolean hasFocus, int row,
	 int column) {
	 Component comp = super.getTableCellRendererComponent(table, value,
	 isSelected, hasFocus, row, column);
	 int v = 0;
	 if (value != null && value != "")
	 v = Integer.valueOf(value.toString());
	 switch (v) {
	 case 2:
	 setBackground(new Color(255, 239, 213));
	 break;
	 case 4:
	 setBackground(new Color(255, 228, 181));
	 break;
	 case 8:
	 setBackground(new Color(255, 218, 185));
	 break;
	 case 16:
	 setBackground(new Color(243, 177, 116));
	 break;
	 case 32:
	 setBackground(new Color(248, 149, 90));
	 break;
	 case 64:
	 setBackground(new Color(249, 94, 50));
	 break;
	 case 128:
	 setBackground(new Color(239, 207, 108));
	 break;
	 case 256:
	 setBackground(new Color(239, 207, 99));
	 break;
	 case 512:
	 setBackground(new Color(239, 203, 82));
	 break;
	 case 1024:
	 setBackground(new Color(239, 199, 57));
	 break;
	 case 2048:
	 setBackground(new Color(239, 195, 41));
	 break;
	 case 4096:
	 setBackground(new Color(255, 60, 57));
	 break;
	 default:
	 comp.setBackground(Color.LIGHT_GRAY);
	 break;
	 }
	 return comp;
	 }
	 }
	
	}
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