java小游戏 俄罗斯方块

package eluosiBlock.view; 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.JOptionPane; import javax.swing.JPanel; import javax.swing.Timer; /** *<p>Title: EluosiBlock.java</p> * @author LQ * @version 1.0 创建时间：May 19, 2017 4:58:59 PM */ public class EluosiBlock extends JPanel implements KeyListener{ /**方块的类型，共有七种类型*/ private int blockType; /**每种方块的翻转类型*/ private int turnState; /**得分*/ private int score = 0; /**下一个方块*/ private int nextblockType = -1; /**下一个方块的翻转类型*/ private int nextturnState = -1; /**位置坐标*/ private int x, y; private Timer timer;// 定时器 /**游戏地图，存放空白处（0），已经放下的方块（1），围墙（2）*/ int[][] map = new int[12][21]; /**方块的形状，有Z、倒Z、L、J、I、田和T七种，使用三维数组shapes存储每种形状及其旋转变形*/ private final int shapes[][][] = new int[][][] { // 长条I形 { { 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 }, }, // 倒Z字形 { { 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字形 { { 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字形 { { 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 }, }, // 田字形 { { 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字形 { { 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字形 { { 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 }, }, }; /** * 产生一个新的下落方块，同时启动定时器，每800毫秒触发一次，同时进行是否消除的判断 */ public EluosiBlock() { newblock(); map(); timer = new Timer(800, new TimerListener());// 0.5s timer.start(); } public Timer getTimer() { return timer; } public void setTimer(Timer timer) { this.timer = timer; } /** * 生成一个新的方块 */ public void newblock() { // 没有下一方块 if (nextblockType == -1 && nextturnState == -1) { blockType = (int) (Math.random() * 1000) % 7; turnState = (int) (Math.random() * 1000) % 4; nextblockType = (int) (Math.random() * 1000) % 7; nextturnState = (int) (Math.random() * 1000) % 4; } // 已经有下一方块 else { blockType = nextblockType; turnState = nextturnState; nextblockType = (int) (Math.random() * 1000) % 7; nextturnState = (int) (Math.random() * 1000) % 4; } x = 4; y = 0;// 屏幕上方中央 if (gameover(x, y) == 1)// 游戏结束 { map(); score = 0; JOptionPane.showMessageDialog(null, "GAME OVER"); } } /** * 地图初始化 */ public void map() { for (int i = 0; i < 12; i++) { for (int j = 0; j < 21; j++) { map[i][j] = 0; } } for (int i = 0; i < 12; i++) { map[i][20] = 2; } for (int j = 0; j < 21; j++) { map[11][j] = 2; map[0][j] = 2; } } /** * 时间监听器 *每800秒下落一次同时判断能否下落，如果可以下落则纵坐标减1 如果不能则固定住当前方 *同时判断是否能够消除满行 *最后屏幕重画 */ class TimerListener implements ActionListener { public void actionPerformed(ActionEvent e) { if (blow(x, y + 1, blockType, turnState) == 1)// 判断为可以下落 { y = y + 1; } if (blow(x, y + 1, blockType, turnState) == 0)// 判断为不能下落 { add(x, y, blockType, turnState);// 固定当前方块 deline();// 消除满行 newblock();// 产生新的方块 } repaint();// 屏幕重画 } } /**翻转方块*/ public void turn() { int tempturnState = turnState; turnState = (turnState + 1) % 4; if (blow(x, y, blockType, turnState) == 1) { } // 可以旋转 if (blow(x, y, blockType, turnState) == 0)// 不可旋转 { turnState = tempturnState;// 将旋转次数复原 } repaint(); } /**方块左移 首先判断左移后的位置是否合法 即是否是墙壁*/ public void left() { if (blow(x - 1, y, blockType, turnState) == 1) { x = x - 1; } repaint(); } /**方块右移 首先判断右移后的位置是否合法 即是否是墙壁*/ public void right() { if (blow(x + 1, y, blockType, turnState) == 1) { x = x + 1; } repaint(); } /**方块下落 首先判断下落后的位置是否合法 即是否是墙壁或者不能再下落*/ public void down() { if (blow(x, y + 1, blockType, turnState) == 1) { y = y + 1; } if (blow(x, y + 1, blockType, turnState) == 0) { add(x, y, blockType, turnState); newblock(); deline(); } repaint(); } /**判断方块位置是否合法 即该位置是否是墙壁和方块*/ 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; } /** * 消除满行 */ public void deline() { int c = 0; for (int b = 0; b < 21; b++) { for (int a = 0; a < 12; a++) { if (map[a][b] == 1) { c = c + 1; if (c == 10)// 该行满行 { score += 10; for (int d = b; d > 0; d--) { for (int e = 0; e < 12; e++)// 上方方块下降 { map[e][d] = map[e][d - 1]; } } } } } c = 0; } } /**判断游戏是否结束*/ public int gameover(int x, int y) { if (blow(x, y, blockType, turnState) == 0) { return 1; } return 0; } /**当方块下落到不能下落 固定方块*/ 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 (shapes[blockType][turnState][j] == 1) { map[x + b + 1][y + a] = shapes[blockType][turnState][j]; } j++; } } } /**屏幕绘制 围墙用矩形表示 方块用实心矩形表示*/ public void paint(Graphics g) { super.paint(g);// 调用父类paint()方法，实现初始化清屏 int i, j; // 画当前方块 for (j = 0; j < 16; j++) { if (shapes[blockType][turnState][j] == 1) { g.fillRect((j % 4 + x + 1) * 15, (j / 4 + y) * 15, 15, 15); } } // 画已固定的方块和围墙 for (j = 0; j < 21; j++) { for (i = 0; i < 12; i++) { if (map[i][j] == 1) { g.fillRect(i * 15, j * 15, 15, 15); } if (map[i][j] == 2) { g.drawRect(i * 15, j * 15, 15, 15); } } } g.drawString("score=" + score, 225, 15); g.drawString("下一方块形状", 225, 50); // 在窗口的右侧区域绘制下一块方块 for (j = 0; j < 16; j++) { if (shapes[nextblockType][nextturnState][j] == 1) { g.fillRect(225 + (j % 4) * 15, (j / 4) * 15 + 100, 15, 15); } } } /**键盘监听 方向键功能设置 右键代表右移 左键代表左移 上键代表方块翻转 下键代表下落*/ @Override public void keyPressed(KeyEvent e) { switch (e.getKeyCode()) { case KeyEvent.VK_DOWN: down(); break; case KeyEvent.VK