java小球打方块代码 java弹跳小球
java编写的俄罗斯方块游戏
以下为一个俄罗斯方块的源代码，以---------线分隔一个类。
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郁闷太长了，不能全部粘贴上来，要的话在线M我吧。
import javax.microedition.midlet.*;
import javax.microedition.lcdui.*;
import java.io.IOException;
/**
* pTitle: 俄罗斯方块/p
*
* pDescription: 俄罗斯方块游戏/p
*
* pCopyright: Copyright (c) 2005/p
*
* pCompany: Star Group/p
*
* @author: Part of this programe comes from a open-source project in the Web().
* Our group makes some remakeble improvement to it.
* @version 1.0
*/
public class RussianGameMIDlet extends MIDlet {
static RussianGameMIDlet instance;
private UIController controller = new UIController(this);
private Splash splash;
private Image imgStart;
Display display = null;
public RussianGameMIDlet() {
instance = this;
display = Display.getDisplay(this);
}
public void startApp() {
try
{
imgStart = Image.createImage("/start.png");
} catch (IOException e) {
}
StringBuffer infoStart = new StringBuffer("俄罗斯方块");
splash = new Splash(this.controller,infoStart, imgStart);
controller.setSplash(splash);
controller.handleEvent(UIController.EventID.EVENT_START_SPLASH);
}
public void pauseApp() {
}
public void destroyApp(boolean unconditional) {
}
public static void quitApp() {
instance.destroyApp(true);
instance.notifyDestroyed();
instance = null;
}
}
--------------------------------------------------------------------------------------------------------------------------------------------
如何用java编写出一个俄罗斯方块小程序？
package com.test.games;
import java.awt.Graphics;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.KeyEvent;
import java.awt.event.KeyListener;
import javax.swing.JFrame;
import javax.swing.JMenu;
import javax.swing.JMenuBar;
import javax.swing.JMenuItem;
import javax.swing.JOptionPane;
import javax.swing.JPanel;
import javax.swing.Timer;
public class Tetris extends JFrame {
public Tetris() {
Tetrisblok a = new Tetrisblok();
addKeyListener(a);
add(a);
}
public static void main(String[] args) {
Tetris frame = new Tetris();
JMenuBar menu = new JMenuBar();
frame.setJMenuBar(menu);
JMenu game = new JMenu("游戏");
JMenuItem newgame = game.add("新游戏");
JMenuItem pause = game.add("暂停");
JMenuItem goon = game.add("继续");
JMenuItem exit = game.add("退出");
JMenu help = new JMenu("帮助");
JMenuItem about = help.add("关于");
menu.add(game);
menu.add(help);
frame.setLocationRelativeTo(null);
frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
frame.setSize(220, 275);
frame.setTitle("Tetris内测版");
// frame.setUndecorated(true);
frame.setVisible(true);
frame.setResizable(false);
}
}
// 创建一个俄罗斯方块类
class Tetrisblok extends JPanel implements KeyListener {
// blockType 代表方块类型
// turnState代表方块状态
private int blockType;
private int score = 0;
private int turnState;
private int x;
private int y;
private int i = 0;
int j = 0;
int flag = 0;
// 定义已经放下的方块x=0-11,y=0-21;
int[][] map = new int[13][23];
// 方块的形状 第一组代表方块类型有S、Z、L、J、I、O、T 7种 第二组 代表旋转几次 第三四组为 方块矩阵
private final int shapes[][][] = new int[][][] {
// i
{ { 0, 0, 0, 0, 1, 1, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0 }, { 0, 1, 0, 0, 0, 1, 0, 0, 0, 1, 0, 0, 0, 1, 0, 0 },
{ 0, 0, 0, 0, 1, 1, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0 },
{ 0, 1, 0, 0, 0, 1, 0, 0, 0, 1, 0, 0, 0, 1, 0, 0 } },
// s
{ { 0, 1, 1, 0, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }, { 1, 0, 0, 0, 1, 1, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0 },
{ 0, 1, 1, 0, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 },
{ 1, 0, 0, 0, 1, 1, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0 } },
// z
{ { 1, 1, 0, 0, 0, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0 }, { 0, 1, 0, 0, 1, 1, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0 },
{ 1, 1, 0, 0, 0, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0 },
{ 0, 1, 0, 0, 1, 1, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0 } },
// j
{ { 0, 1, 0, 0, 0, 1, 0, 0, 1, 1, 0, 0, 0, 0, 0, 0 }, { 1, 0, 0, 0, 1, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0 },
{ 1, 1, 0, 0, 1, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0 },
{ 1, 1, 1, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0 } },
// o
{ { 1, 1, 0, 0, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }, { 1, 1, 0, 0, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 },
{ 1, 1, 0, 0, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 },
{ 1, 1, 0, 0, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 } },
// l
{ { 1, 0, 0, 0, 1, 0, 0, 0, 1, 1, 0, 0, 0, 0, 0, 0 }, { 1, 1, 1, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 },
{ 1, 1, 0, 0, 0, 1, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0 },
{ 0, 0, 1, 0, 1, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0 } },
// t
{ { 0, 1, 0, 0, 1, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0 }, { 0, 1, 0, 0, 1, 1, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0 },
{ 1, 1, 1, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 },
{ 0, 1, 0, 0, 0, 1, 1, 0, 0, 1, 0, 0, 0, 0, 0, 0 } } };
// 生成新方块的方法
public void newblock() {
blockType = (int) (Math.random() * 1000) % 7;
turnState = (int) (Math.random() * 1000) % 4;
x = 4;
y = 0;
if (gameover(x, y) == 1) {
newmap();
drawwall();
score = 0;
JOptionPane.showMessageDialog(null, "GAME OVER");
}
}
// 画围墙
public void drawwall() {
for (i = 0; i 12; i++) {
map[i][21] = 2;
}
for (j = 0; j 22; j++) {
map[11][j] = 2;
map[0][j] = 2;
}
}
// 初始化地图
public void newmap() {
for (i = 0; i 12; i++) {
for (j = 0; j 22; j++) {
map[i][j] = 0;
}
}
}
// 初始化构造方法
Tetrisblok() {
newblock();
newmap();
drawwall();
Timer timer = new Timer(1000, new TimerListener());
timer.start();
}
// 旋转的方法
public void turn() {
int tempturnState = turnState;
turnState = (turnState + 1) % 4;
if (blow(x, y, blockType, turnState) == 1) {
}
if (blow(x, y, blockType, turnState) == 0) {
turnState = tempturnState;
}
repaint();
}
// 左移的方法
public void left() {
if (blow(x - 1, y, blockType, turnState) == 1) {
x = x - 1;
}
;
repaint();
}
// 右移的方法
public void right() {
if (blow(x + 1, y, blockType, turnState) == 1) {
x = x + 1;
}
;
repaint();
}
// 下落的方法
public void down() {
if (blow(x, y + 1, blockType, turnState) == 1) {
y = y + 1;
delline();
}
;
if (blow(x, y + 1, blockType, turnState) == 0) {
add(x, y, blockType, turnState);
newblock();
delline();
}
;
repaint();
}
// 是否合法的方法
public int blow(int x, int y, int blockType, int turnState) {
for (int a = 0; a 4; a++) {
for (int b = 0; b 4; b++) {
if (((shapes[blockType][turnState][a * 4 + b] == 1) (map[x + b + 1][y + a] == 1))
|| ((shapes[blockType][turnState][a * 4 + b] == 1) (map[x + b + 1][y + a] == 2))) {
return 0;
}
}
}
return 1;
}
// 消行的方法
public void delline() {
int c = 0;
for (int b = 0; b 22; b++) {
for (int a = 0; a 12; a++) {
if (map[a][b] == 1) {
c = c + 1;
if (c == 10) {
score += 10;
for (int d = b; d 0; d--) {
for (int e = 0; e 11; e++) {
map[e][d] = map[e][d - 1];
}
}
}
}
}
c = 0;
}
}
// 判断你挂的方法
public int gameover(int x, int y) {
if (blow(x, y, blockType, turnState) == 0) {
return 1;
}
return 0;
}
// 把当前添加map
public void add(int x, int y, int blockType, int turnState) {
int j = 0;
for (int a = 0; a 4; a++) {
for (int b = 0; b 4; b++) {
if (map[x + b + 1][y + a] == 0) {
map[x + b + 1][y + a] = shapes[blockType][turnState][j];
}
;
j++;
}
}
}
// 画方块的的方法
public void paintComponent(Graphics g) {
super.paintComponent(g);
// 画当前方块
for (j = 0; j 16; j++) {
if (shapes[blockType][turnState][j] == 1) {
g.fillRect((j % 4 + x + 1) * 10, (j / 4 + y) * 10, 10, 10);
}
}
// 画已经固定的方块
for (j = 0; j 22; j++) {
for (i = 0; i 12; i++) {
if (map[i][j] == 1) {
g.fillRect(i * 10, j * 10, 10, 10);
}
if (map[i][j] == 2) {
g.drawRect(i * 10, j * 10, 10, 10);
}
}
}
g.drawString("score=" + score, 125, 10);
g.drawString("抵制不良游戏，", 125, 110);
g.drawString("拒绝盗版游戏。", 125, 170);
// g.drawString("注意自我保护，", 125, 90);
// g.drawString("谨防受骗上当。", 125, 110);
// g.drawString("适度游戏益脑，", 125, 130);
// g.drawString("沉迷游戏伤身。", 125, 150);
// g.drawString("合理安排时间，", 125, 170);
// g.drawString("享受健康生活。", 125, 190);
}
// 键盘监听
public void keyPressed(KeyEvent e) {
switch (e.getKeyCode()) {
case KeyEvent.VK_DOWN:
down();
break;
case KeyEvent.VK_UP:
turn();
break;
case KeyEvent.VK_RIGHT:
right();
break;
case KeyEvent.VK_LEFT:
left();
break;
}
}
// 无用
public void keyReleased(KeyEvent e) {
}
// 无用
public void keyTyped(KeyEvent e) {
}
// 定时器监听
class TimerListener implements ActionListener {
public void actionPerformed(ActionEvent e) {
repaint();
if (blow(x, y + 1, blockType, turnState) == 1) {
y = y + 1;
delline();
}
;
if (blow(x, y + 1, blockType, turnState) == 0) {
if (flag == 1) {
add(x, y, blockType, turnState);
delline();
newblock();
flag = 0;
}
flag = 1;
}
;
}
}
}
求JAVA课程设计俄罗斯方块代码，流程图，能有详细说明介绍的更好！感激不尽！
import java.awt.*;
import java.awt.event.*;
//俄罗斯方块类
public class ERS_Block extends Frame{
public static boolean isPlay=false;
public static int level=1,score=0;
public static TextField scoreField,levelField;
public static MyTimer timer;
GameCanvas gameScr;
public static void main(String[] argus){
ERS_Block ers = new ERS_Block("俄罗斯方块游戏 V1.0 Author:Vincent");
WindowListener win_listener = new WinListener();
ers.addWindowListener(win_listener);
}
//俄罗斯方块类的构造方法
ERS_Block(String title){
super(title);
setSize(600,480);
setLayout(new GridLayout(1,2));
gameScr = new GameCanvas();
gameScr.addKeyListener(gameScr);
timer = new MyTimer(gameScr);
timer.setDaemon(true);
timer.start();
timer.suspend();
add(gameScr);
Panel rightScr = new Panel();
rightScr.setLayout(new GridLayout(2,1,0,30));
rightScr.setSize(120,500);
add(rightScr);
//右边信息窗体的布局
MyPanel infoScr = new MyPanel();
infoScr.setLayout(new GridLayout(4,1,0,5));
infoScr.setSize(120,300);
rightScr.add(infoScr);
//定义标签和初始值
Label scorep = new Label("分数:",Label.LEFT);
Label levelp = new Label("级数:",Label.LEFT);
scoreField = new TextField(8);
levelField = new TextField(8);
scoreField.setEditable(false);
levelField.setEditable(false);
infoScr.add(scorep);
infoScr.add(scoreField);
infoScr.add(levelp);
infoScr.add(levelField);
scorep.setSize(new Dimension(20,60));
scoreField.setSize(new Dimension(20,60));
levelp.setSize(new Dimension(20,60));
levelField.setSize(new Dimension(20,60));
scoreField.setText("0");
levelField.setText("1");
//右边控制按钮窗体的布局
MyPanel controlScr = new MyPanel();
controlScr.setLayout(new GridLayout(5,1,0,5));
rightScr.add(controlScr);
//定义按钮play
Button play_b = new Button("开始游戏");
play_b.setSize(new Dimension(50,200));
play_b.addActionListener(new Command(Command.button_play,gameScr));
//定义按钮Level UP
Button level_up_b = new Button("提高级数");
level_up_b.setSize(new Dimension(50,200));
level_up_b.addActionListener(new Command(Command.button_levelup,gameScr));
//定义按钮Level Down
Button level_down_b =new Button("降低级数");
level_down_b.setSize(new Dimension(50,200));
level_down_b.addActionListener(new Command(Command.button_leveldown,gameScr));
//定义按钮Level Pause
Button pause_b =new Button("游戏暂停");
pause_b.setSize(new Dimension(50,200));
pause_b.addActionListener(new Command(Command.button_pause,gameScr));
//定义按钮Quit
Button quit_b = new Button("退出游戏");
quit_b.setSize(new Dimension(50,200));
quit_b.addActionListener(new Command(Command.button_quit,gameScr));
controlScr.add(play_b);
controlScr.add(level_up_b);
controlScr.add(level_down_b);
controlScr.add(pause_b);
controlScr.add(quit_b);
setVisible(true);
gameScr.requestFocus();
}
}
//重写MyPanel类，使Panel的四周留空间
class MyPanel extends Panel{
public Insets getInsets(){
return new Insets(30,50,30,50);
}
}
//游戏画布类
class GameCanvas extends Canvas implements KeyListener{
final int unitSize = 30; //小方块边长
int rowNum; //正方格的行数
int columnNum; //正方格的列数
int maxAllowRowNum; //允许有多少行未削
int blockInitRow; //新出现块的起始行坐标
int blockInitCol; //新出现块的起始列坐标
int [][] scrArr; //屏幕数组
Block b; //对方快的引用
//画布类的构造方法
GameCanvas(){
rowNum = 15;
columnNum = 10;
maxAllowRowNum = rowNum - 2;
b = new Block(this);
blockInitRow = rowNum - 1;
blockInitCol = columnNum/2 - 2;
scrArr = new int [32][32];
}
//初始化屏幕，并将屏幕数组清零的方法
void initScr(){
for(int i=0;irowNum;i++)
for (int j=0; jcolumnNum;j++)
{ scrArr[i][j]=0; }
b.reset();
repaint();
}
//重新刷新画布方法
public void paint(Graphics g){
for(int i = 0; i rowNum; i++)
for(int j = 0; j columnNum; j++)
drawUnit(i,j,scrArr[i][j]);
}
//画方块的方法
public void drawUnit(int row,int col,int type){
scrArr[row][col] = type;
Graphics g = getGraphics();
switch(type){ //表示画方快的方法
case 0: g.setColor(Color.black);break; //以背景为颜色画
case 1: g.setColor(Color.blue);break; //画正在下落的方块
case 2: g.setColor(Color.magenta);break; //画已经落下的方法
}
g.fill3DRect(col*unitSize,getSize().height-(row+1)*unitSize,unitSize,unitSize,true);
g.dispose();
}
public Block getBlock(){
return b; //返回block实例的引用
}
//返回屏幕数组中(row,col)位置的属性值
public int getScrArrXY(int row,int col){
if (row 0 || row = rowNum || col 0 || col = columnNum)
return(-1);
else
return(scrArr[row][col]);
}
//返回新块的初始行坐标方法
public int getInitRow(){
return(blockInitRow); //返回新块的初始行坐标
}
//返回新块的初始列坐标方法
public int getInitCol(){
return(blockInitCol); //返回新块的初始列坐标
}
//满行删除方法
void deleteFullLine(){
int full_line_num = 0;
int k = 0;
for (int i=0;irowNum;i++){
boolean isfull = true;
L1:for(int j=0;jcolumnNum;j++)
if(scrArr[i][j] == 0){
k++;
isfull = false;
break L1;
}
if(isfull) full_line_num++;
if(k!=0 k-1!=i !isfull)
for(int j = 0; j columnNum; j++){
if (scrArr[i][j] == 0)
drawUnit(k-1,j,0);
else
drawUnit(k-1,j,2);
scrArr[k-1][j] = scrArr[i][j];
}
}
for(int i = k-1 ;i rowNum; i++){
for(int j = 0; j columnNum; j++){
drawUnit(i,j,0);
scrArr[i][j]=0;
}
}
ERS_Block.score += full_line_num;
ERS_Block.scoreField.setText(""+ERS_Block.score);
}
//判断游戏是否结束方法
boolean isGameEnd(){
for (int col = 0 ; col columnNum; col ++){
if(scrArr[maxAllowRowNum][col] !=0)
return true;
}
return false;
}
public void keyTyped(KeyEvent e){
}
public void keyReleased(KeyEvent e){
}
//处理键盘输入的方法
public void keyPressed(KeyEvent e){
if(!ERS_Block.isPlay)
return;
switch(e.getKeyCode()){
case KeyEvent.VK_DOWN:b.fallDown();break;
case KeyEvent.VK_LEFT:b.leftMove();break;
case KeyEvent.VK_RIGHT:b.rightMove();break;
case KeyEvent.VK_SPACE:b.leftTurn();break;
}
}
}
//处理控制类
class Command implements ActionListener{
static final int button_play = 1; //给按钮分配编号
static final int button_levelup = 2;
static final int button_leveldown = 3;
static final int button_quit = 4;
static final int button_pause = 5;
static boolean pause_resume = true;
int curButton; //当前按钮
GameCanvas scr;
//控制按钮类的构造方法
Command(int button,GameCanvas scr){
curButton = button;
this.scr=scr;
}
//按钮执行方法
public void actionPerformed (ActionEvent e){
switch(curButton){
case button_play:if(!ERS_Block.isPlay){
scr.initScr();
ERS_Block.isPlay = true;
ERS_Block.score = 0;
ERS_Block.scoreField.setText("0");
ERS_Block.timer.resume();
}
scr.requestFocus();
break;
case button_levelup:if(ERS_Block.level 10){
ERS_Block.level++;
ERS_Block.levelField.setText(""+ERS_Block.level);
ERS_Block.score = 0;
ERS_Block.scoreField.setText(""+ERS_Block.score);
}
scr.requestFocus();
break;
case button_leveldown:if(ERS_Block.level 1){
ERS_Block.level--;
ERS_Block.levelField.setText(""+ERS_Block.level);
ERS_Block.score = 0;
ERS_Block.scoreField.setText(""+ERS_Block.score);
}
scr.requestFocus();
break;
case button_pause:if(pause_resume){
ERS_Block.timer.suspend();
pause_resume = false;
}else{
ERS_Block.timer.resume();
pause_resume = true;
}
scr.requestFocus();
break;
case button_quit:System.exit(0);
}
}
}
//方块类
class Block {
static int[][] pattern = {
{0x0f00,0x4444,0x0f00,0x4444},//用十六进至表示，本行表示长条四种状态
{0x04e0,0x0464,0x00e4,0x04c4},
{0x4620,0x6c00,0x4620,0x6c00},
{0x2640,0xc600,0x2640,0xc600},
{0x6220,0x1700,0x2230,0x0740},
{0x6440,0x0e20,0x44c0,0x8e00},
{0x0660,0x0660,0x0660,0x0660}
};
int blockType; //块的模式号（0-6）
int turnState; //块的翻转状态（0-3）
int blockState; //快的下落状态
int row,col; //块在画布上的坐标
GameCanvas scr;
//块类的构造方法
Block(GameCanvas scr){
this.scr = scr;
blockType = (int)(Math.random() * 1000)%7;
turnState = (int)(Math.random() * 1000)%4;
blockState = 1;
row = scr.getInitRow();
col = scr.getInitCol();
}
//重新初始化块，并显示新块
public void reset(){
blockType = (int)(Math.random() * 1000)%7;
turnState = (int)(Math.random() * 1000)%4;
blockState = 1;
row = scr.getInitRow();
col = scr.getInitCol();
dispBlock(1);
}
//实现“块”翻转的方法
public void leftTurn(){
if(assertValid(blockType,(turnState + 1)%4,row,col)){
dispBlock(0);
turnState = (turnState + 1)%4;
dispBlock(1);
}
}
//实现“块”的左移的方法
public void leftMove(){
if(assertValid(blockType,turnState,row,col-1)){
dispBlock(0);
col--;
dispBlock(1);
}
}
//实现块的右移
public void rightMove(){
if(assertValid(blockType,turnState,row,col+1)){
dispBlock(0);
col++;
dispBlock(1);
}
}
//实现块落下的操作的方法
public boolean fallDown(){
if(blockState == 2)
return(false);
if(assertValid(blockType,turnState,row-1,col)){
dispBlock(0);
row--;
dispBlock(1);
return(true);
}else{
blockState = 2;
dispBlock(2);
return(false);
}
}
//判断是否正确的方法
boolean assertValid(int t,int s,int row,int col){
int k = 0x8000;
for(int i = 0; i 4; i++){
for(int j = 0; j 4; j++){
if((int)(pattern[t][s]k) != 0){
int temp = scr.getScrArrXY(row-i,col+j);
if (temp0||temp==2)
return false;
}
k = k 1;
}
}
return true;
}
//同步显示的方法
public synchronized void dispBlock(int s){
int k = 0x8000;
for (int i = 0; i 4; i++){
for(int j = 0; j 4; j++){
if(((int)pattern[blockType][turnState]k) != 0){
scr.drawUnit(row-i,col+j,s);
}
k=k1;
}
}
}
}
//定时线程
class MyTimer extends Thread{
GameCanvas scr;
public MyTimer(GameCanvas scr){
this.scr = scr;
}
public void run(){
while(true){
try{
sleep((10-ERS_Block.level + 1)*100);
}
catch(InterruptedException e){}
if(!scr.getBlock().fallDown()){
scr.deleteFullLine();
if(scr.isGameEnd()){
ERS_Block.isPlay = false;
suspend();
}else
scr.getBlock().reset();
}
}
}
}
class WinListener extends WindowAdapter{
public void windowClosing (WindowEvent l){
System.exit(0);
}
}
求用JAVA编写俄罗斯方块游戏的源代码
俄罗斯方块——java源代码提供 import java.awt.*; import java.awt.event.*; //俄罗斯方块类 public class ERS_Block extends Frame{ public static boolean isPlay=false; public static int level=1,score=0; public static TextField scoreField,levelField; public static MyTimer timer; GameCanvas gameScr; public static void main(String[] argus){ ERS_Block ers = new ERS_Block("俄罗斯方块游戏 V1.0 Author:Vincent"); WindowListener win_listener = new WinListener(); ers.addWindowListener(win_listener); } //俄罗斯方块类的构造方法 ERS_Block(String title){ super(title); setSize(600,480); setLayout(new GridLayout(1,2)); gameScr = new GameCanvas(); gameScr.addKeyListener(gameScr); timer = new MyTimer(gameScr); timer.setDaemon(true); timer.start(); timer.suspend(); add(gameScr); Panel rightScr = new Panel(); rightScr.setLayout(new GridLayout(2,1,0,30)); rightScr.setSize(120,500); add(rightScr); //右边信息窗体的布局 MyPanel infoScr = new MyPanel(); infoScr.setLayout(new GridLayout(4,1,0,5)); infoScr.setSize(120,300); rightScr.add(infoScr); //定义标签和初始值 Label scorep = new Label("分数:",Label.LEFT); Label levelp = new Label("级数:",Label.LEFT); scoreField = new TextField(8); levelField = new TextField(8); scoreField.setEditable(false); levelField.setEditable(false); infoScr.add(scorep); infoScr.add(scoreField); infoScr.add(levelp); infoScr.add(levelField); scorep.setSize(new Dimension(20,60)); scoreField.setSize(new Dimension(20,60)); levelp.setSize(new Dimension(20,60)); levelField.setSize(new Dimension(20,60)); scoreField.setText("0"); levelField.setText("1"); //右边控制按钮窗体的布局 MyPanel controlScr = new MyPanel(); controlScr.setLayout(new GridLayout(5,1,0,5)); rightScr.add(controlScr); //定义按钮play Button play_b = new Button("开始游戏"); play_b.setSize(new Dimension(50,200)); play_b.addActionListener(new Command(Command.button_play,gameScr)); //定义按钮Level UP Button level_up_b = new Button("提高级数"); level_up_b.setSize(new Dimension(50,200)); level_up_b.addActionListener(new Command(Command.button_levelup,gameScr)); //定义按钮Level Down Button level_down_b =new Button("降低级数"); level_down_b.setSize(new Dimension(50,200)); level_down_b.addActionListener(new Command(Command.button_leveldown,gameScr)); //定义按钮Level Pause Button pause_b =new Button("游戏暂停"); pause_b.setSize(new Dimension(50,200)); pause_b.addActionListener(new Command(Command.button_pause,gameScr)); //定义按钮Quit Button quit_b = new Button("退出游戏"); quit_b.setSize(new Dimension(50,200)); quit_b.addActionListener(new Command(Command.button_quit,gameScr)); controlScr.add(play_b); controlScr.add(level_up_b); controlScr.add(level_down_b); controlScr.add(pause_b); controlScr.add(quit_b); setVisible(true); gameScr.requestFocus(); } } //重写MyPanel类，使Panel的四周留空间 class MyPanel extends Panel{ public Insets getInsets(){ return new Insets(30,50,30,50); } } //游戏画布类 class GameCanvas extends Canvas implements KeyListener{ final int unitSize = 30; //小方块边长 int rowNum; //正方格的行数 int columnNum; //正方格的列数 int maxAllowRowNum; //允许有多少行未削 int blockInitRow; //新出现块的起始行坐标 int blockInitCol; //新出现块的起始列坐标 int [][] scrArr; //屏幕数组 Block b; //对方快的引用 //画布类的构造方法 GameCanvas(){ rowNum = 15; columnNum = 10; maxAllowRowNum = rowNum - 2; b = new Block(this); blockInitRow = rowNum - 1; blockInitCol = columnNum/2 - 2; scrArr = new int [32][32]; } //初始化屏幕，并将屏幕数组清零的方法 void initScr(){ for(int i=0;irowNum;i++) for (int j=0; jcolumnNum;j++) scrArr[j]=0; b.reset(); repaint(); } //重新刷新画布方法 public void paint(Graphics g){ for(int i = 0; i rowNum; i++) for(int j = 0; j columnNum; j++) drawUnit(i,j,scrArr[j]); } //画方块的方法 public void drawUnit(int row,int col,int type){ scrArr[row][col] = type; Graphics g = getGraphics(); tch(type){ //表示画方快的方法 case 0: g.setColor(Color.black);break; //以背景为颜色画 case 1: g.setColor(Color.blue);break; //画正在下落的方块 case 2: g.setColor(Color.magenta);break; //画已经落下的方法 } g.fill3DRect(col*unitSize,getSize().height-(row+1)*unitSize,unitSize,unitSize,true); g.dispose(); } public Block getBlock(){ return b; //返回block实例的引用 } //返回屏幕数组中(row,col)位置的属性值 public int getScrArrXY(int row,int col){ if (row 0 || row = rowNum || col 0 || col = columnNum) return(-1); else return(scrArr[row][col]); } //返回新块的初始行坐标方法 public int getInitRow(){ return(blockInitRow); //返回新块的初始行坐标 } //返回新块的初始列坐标方法 public int getInitCol(){ return(blockInitCol); //返回新块的初始列坐标 } //满行删除方法 void deleteFullLine(){ int full_line_num = 0; int k = 0; for (int i=0;irowNum;i++){ boolean isfull = true; L1:for(int j=0;jcolumnNum;j++) if(scrArr[j] == 0){ k++; isfull = false; break L1; } if(isfull) full_line_num++; if(k!=0 k-1!=i !isfull) for(int j = 0; j columnNum; j++){ if (scrArr[j] == 0) drawUnit(k-1,j,0); else drawUnit(k-1,j,2); scrArr[k-1][j] = scrArr[j]; } } for(int i = k-1 ;i rowNum; i++){ for(int j = 0; j columnNum; j++){ drawUnit(i,j,0); scrArr[j]=0; } } ERS_Block.score += full_line_num; ERS_Block.scoreField.setText(""+ERS_Block.score); } //判断游戏是否结束方法 boolean isGameEnd(){ for (int col = 0 ; col columnNum; col ++){ if(scrArr[maxAllowRowNum][col] !=0) return true; } return false; } public void keyTyped(KeyEvent e){ } public void keyReleased(KeyEvent e){ } //处理键盘输入的方法 public void keyPressed(KeyEvent e){ if(!ERS_Block.isPlay) return; tch(e.getKeyCode()){ case KeyEvent.VK_DOWN:b.fallDown();break; case KeyEvent.VK_LEFT:b.leftMove();break; case KeyEvent.VK_RIGHT:b.rightMove();break; case KeyEvent.VK_SPACE:b.leftTurn();break; } } } //处理控制类 class Command implements ActionListener{ static final int button_play = 1; //给按钮分配编号 static final int button_levelup = 2; static final int button_leveldown = 3; static final int button_quit = 4; static final int button_pause = 5; static boolean pause_resume = true; int curButton; //当前按钮 GameCanvas scr; //控制按钮类的构造方法 Command(int button,GameCanvas scr){ curButton = button; this.scr=scr; } //按钮执行方法 public void actionPerformed (ActionEvent e){ tch(curButton){ case button_play:if(!ERS_Block.isPlay){ scr.initScr(); ERS_Block.isPlay = true; ERS_Block.score = 0; ERS_Block.scoreField.setText("0"); ERS_Block.timer.resume(); } scr.requestFocus(); break; case button_levelup:if(ERS_Block.level 10){ ERS_Block.level++; ERS_Block.levelField.setText(""+ERS_Block.level); ERS_Block.score = 0; ERS_Block.scoreField.setText(""+ERS_Block.score); } scr.requestFocus(); break; case button_leveldown:if(ERS_Block.level 1){ ERS_Block.level--; ERS_Block.levelField.setText(""+ERS_Block.level); ERS_Block.score = 0; ERS_Block.scoreField.setText(""+ERS_Block.score); } scr.requestFocus(); break; case button_pause:if(pause_resume){ ERS_Block.timer.suspend(); pause_resume = false; }else{ ERS_Block.timer.resume(); pause_resume = true; } scr.requestFocus(); break; case button_quit:System.exit(0); } } } //方块类 class Block { static int[][] pattern = { {0x0f00,0x4444,0x0f00,0x4444},//用十六进至表示，本行表示长条四种状态 {0x04e0,0x0464,0x00e4,0x04c4}, {0x4620,0x6c00,0x4620,0x6c00}, {0x2640,0xc600,0x2640,0xc600}, {0x6220,0x1700,0x2230,0x0740}, {0x6440,0x0e20,0x44c0,0x8e00}, {0x0660,0x0660,0x0660,0x0660} }; int blockType; //块的模式号（0-6） int turnState; //块的翻转状态（0-3） int blockState; //快的下落状态 int row,col; //块在画布上的坐标 GameCanvas scr; //块类的构造方法 Block(GameCanvas scr){ this.scr = scr; blockType = (int)(Math.random() * 1000)%7; turnState = (int)(Math.random() * 1000)%4; blockState = 1; row = scr.getInitRow(); col = scr.getInitCol(); } //重新初始化块，并显示新块 public void reset(){ blockType = (int)(Math.random() * 1000)%7; turnState = (int)(Math.random() * 1000)%4; blockState = 1; row = scr.getInitRow(); col = scr.getInitCol(); dispBlock(1); } //实现“块”翻转的方法 public void leftTurn(){ if(assertValid(blockType,(turnState + 1)%4,row,col)){ dispBlock(0); turnState = (turnState + 1)%4; dispBlock(1); } } //实现“块”的左移的方法 public void leftMove(){ if(assertValid(blockType,turnState,row,col-1)){ dispBlock(0); col--; dispBlock(1); } } //实现块的右移 public void rightMove(){ if(assertValid(blockType,turnState,row,col+1)){ dispBlock(0); col++; dispBlock(1); } } //实现块落下的操作的方法 public boolean fallDown(){ if(blockState == 2) return(false); if(assertValid(blockType,turnState,row-1,col)){ dispBlock(0); row--; dispBlock(1); return(true); }else{ blockState = 2; dispBlock(2); return(false); } } //判断是否正确的方法 boolean assertValid(int t,int s,int row,int col){ int k = 0x8000; for(int i = 0; i 4; i++){ for(int j = 0; j 4; j++){ if((int)(pattern[t][s]k) != 0){ int temp = scr.getScrArrXY(row-i,col+j); if (temp0||temp==2) return false; } k = k 1; } } return true; } //同步显示的方法 public synchronized void dispBlock(int s){ int k = 0x8000; for (int i = 0; i 4; i++){ for(int j = 0; j 4; j++){ if(((int)pattern[blockType][turnState]k) != 0){ scr.drawUnit(row-i,col+j,s); } k=k1; } } } } //定时线程 class MyTimer extends Thread{ GameCanvas scr; public MyTimer(GameCanvas scr){ this.scr = scr; } public void run(){ while(true){ try{ sleep((10-ERS_Block.level + 1)*100); } catch(InterruptedException e){} if(!scr.getBlock().fallDown()){ scr.deleteFullLine(); if(scr.isGameEnd()){ ERS_Block.isPlay = false; suspend(); }else scr.getBlock().reset(); } } } } class WinListener extends WindowAdapter{ public void windowClosing (WindowEvent l){ System.exit(0); } } 22
请教一个Java的“打印结果为小方块”的修改思想。
整数转成char的问题。
比如97转成char是a， 65转成char是A。
打印出方块的应该是一些特殊字符。
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