这篇文章主要讲解了“怎么用Java实现俄罗斯方块小游戏”,文中的讲解内容简单清晰,易于学习与理解,下面请大家跟着小编的思路慢慢深入,一起来研究和学习“怎么用Java实现俄罗斯方块小游戏”吧!
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一、心得
二、游戏实例
三、代码
点击获取更多素材游戏源码!!
百度盘链接
链接:http://pan.baidu.com/s/1mhQ9SYc 密码:9ujo
目录结构
package com.hsj.tetris; import java.awt.Color; import java.awt.Font; import java.awt.Graphics; import java.awt.Image; import java.awt.event.KeyAdapter; import java.awt.event.KeyEvent; import java.util.Arrays; import java.util.Timer; import java.util.TimerTask; import javax.imageio.ImageIO; import javax.swing.JFrame; import javax.swing.JPanel; /** * 俄罗斯方块游戏面板 * */ public class Tetris extends JPanel { /** 正在下落方块 */ private Tetromino tetromino; /** 下一个下落方块 */ private Tetromino nextOne; /** 行数 */ public static final int ROWS = 20; /** 列数 */ public static final int COLS = 10; /** 墙 */ private Cell[][] wall = new Cell[ROWS][COLS]; /** 消掉的行数 */ private int lines; /** 分数 */ private int score; public static final int CELL_SIZE = 26; private static Image background;//背景图片 public static Image I; public static Image J; public static Image L; public static Image S; public static Image Z; public static Image O; public static Image T; static{//加载静态资源的,加载图片 //建议将图片放到 Tetris.java 同包中! //从包中加载图片对象,使用Swing API实现 // Toolkit toolkit = Toolkit.getDefaultToolkit(); // background = toolkit.getImage( // Tetris.class.getResource("tetris.png")); // T = toolkit.getImage(Tetris.class.getResource("T.png")); // S = toolkit.getImage(Tetris.class.getResource("S.png")); // Z = toolkit.getImage(Tetris.class.getResource("Z.png")); // L = toolkit.getImage(Tetris.class.getResource("L.png")); // J = toolkit.getImage(Tetris.class.getResource("J.png")); // I = toolkit.getImage(Tetris.class.getResource("I.png")); // O = toolkit.getImage(Tetris.class.getResource("O.png")); //import javax.imageio.ImageIO; try{ background = ImageIO.read( Tetris.class.getResource("tetris.png")); T=ImageIO.read(Tetris.class.getResource("T.png")); I=ImageIO.read(Tetris.class.getResource("I.png")); S=ImageIO.read(Tetris.class.getResource("S.png")); Z=ImageIO.read(Tetris.class.getResource("Z.png")); L=ImageIO.read(Tetris.class.getResource("L.png")); J=ImageIO.read(Tetris.class.getResource("J.png")); O=ImageIO.read(Tetris.class.getResource("O.png")); }catch(Exception e){ e.printStackTrace(); } } public void action(){ //tetromino = Tetromino.randomTetromino(); //nextOne = Tetromino.randomTetromino(); //wall[19][2] = new Cell(19,2,Tetris.T); startAction(); repaint(); KeyAdapter l = new KeyAdapter() { public void keyPressed(KeyEvent e) { int key = e.getKeyCode(); if(key == KeyEvent.VK_Q){ System.exit(0);//退出当前的Java进程 } if(gameOver){ if(key==KeyEvent.VK_S){ startAction(); } return; } //如果暂停并且按键是[C]就继续动作 if(pause){//pause = false if(key==KeyEvent.VK_C){ continueAction(); } return; } //否则处理其它按键 switch(key){ case KeyEvent.VK_RIGHT: moveRightAction(); break; case KeyEvent.VK_LEFT: moveLeftAction(); break; case KeyEvent.VK_DOWN: softDropAction() ; break; case KeyEvent.VK_UP: rotateRightAction() ; break; case KeyEvent.VK_Z: rotateLeftAction() ; break; case KeyEvent.VK_SPACE: hardDropAction() ; break; case KeyEvent.VK_P: pauseAction() ; break; } repaint(); } }; this.requestFocus(); this.addKeyListener(l); } public void paint(Graphics g){ g.drawImage(background, 0, 0, null);//使用this 作为观察者 g.translate(15, 15);//平移绘图坐标系 paintTetromino(g);//绘制正在下落的方块 paintWall(g);//画墙 paintNextOne(g); paintScore(g); } public static final int FONT_COLOR = 0x667799; public static final int FONT_SIZE = 0x20; private void paintScore(Graphics g) { Font f = getFont();//获取当前的 面板默认字体 Font font = new Font( f.getName(), Font.BOLD, FONT_SIZE); int x = 290; int y = 162; g.setColor(new Color(FONT_COLOR)); g.setFont(font); String str = "SCORE:"+this.score; g.drawString(str, x, y); y+=56; str = "LINES:"+this.lines; g.drawString(str, x, y); y+=56; str = "[P]Pause"; if(pause){str = "[C]Continue";} if(gameOver){ str = "[S]Start!";} g.drawString(str, x, y); } private void paintNextOne(Graphics g) { Cell[] cells = nextOne.getCells(); for(int i=0; i=1; i--){ //复制 [i-1] -> [i] System.arraycopy(wall[i-1], 0, wall[i], 0, COLS); } Arrays.fill(wall[0], null); } /** 检查当前的4格方块能否继续下落 */ public boolean tetrominoCanDrop(){ Cell[] cells = tetromino.getCells(); for(int i = 0; i =COLS){ return true;//出界了 } } return false; } private boolean coincide(){ Cell[] cells = tetromino.getCells(); //for each 循环、迭代,简化了"数组迭代书写" for(Cell cell: cells){//Java 5 以后提供增强版for循环 int row = cell.getRow(); int col = cell.getCol(); if(row<0 || row>=ROWS || col<0 || col>=COLS || wall[row][col]!=null){ return true; //墙上有格子对象,发生重合 } } return false; } /** 向右旋转动作 */ public void rotateRightAction(){ //旋转之前 //System.out.println(tetromino); tetromino.rotateRight(); //System.out.println(tetromino); //旋转之后 if(outOfBound() || coincide()){ tetromino.rotateLeft(); } } /** Tetris 类中添加的方法 */ public void rotateLeftAction(){ tetromino.rotateLeft(); if(outOfBound() || coincide()){ tetromino.rotateRight(); } } public void hardDropAction(){ while(tetrominoCanDrop()){ tetromino.softDrop(); } tetrominoLandToWall(); destroyLines(); checkGameOver(); tetromino = nextOne; nextOne = Tetromino.randomTetromino(); } private boolean pause; private boolean gameOver; private Timer timer; /** Tetris 类中添加的方法, 用于启动游戏 */ public void startAction(){ clearWall(); tetromino = Tetromino.randomTetromino(); nextOne = Tetromino.randomTetromino(); lines = 0; score = 0; pause=false; gameOver=false; timer = new Timer(); timer.schedule(new TimerTask(){ public void run() { softDropAction(); repaint(); } }, 700, 700); } private void clearWall(){ //将墙的每一行的每个格子清理为null for(int row=0; row 二、Cell.java
package com.fry.tetris; import java.awt.Image; /** * 格子 * 每一个小格子,就有所在的行 列 和图片 */ public class Cell { private int row; private int col; //private int color; private Image image;//格子的贴图 public Cell() { } public Cell(int row, int col, Image image) { super(); this.row = row; this.col = col; this.image = image; } public int getRow() { return row; } public void setRow(int row) { this.row = row; } public int getCol() { return col; } public void setCol(int col) { this.col = col; } public Image getImage() { return image; } public void setImage(Image image) { this.image = image; } public void moveRight(){ col++; //System.out.println("Cell moveRight()" + col); } public void moveLeft(){ col--; } public void moveDown(){ row++; } @Override public String toString() { return "["+row+","+col+"]"; } }三、功能实现 Tetromino.java
package com.fry.tetris; import java.util.Arrays; import java.util.Random; /** * 4格方块 */ public class Tetromino { protected Cell[] cells = new Cell[4]; /** 保存旋转的相对于轴位置状态 */ protected State[] states; /** 随机生成 4格方块, 使用简单工厂方法模式! * randomTetromino 随机生成一个四格方块 * 这个方面的返回值是多态的! * */ public static Tetromino randomTetromino(){ Random r = new Random(); int type = r.nextInt(7); switch(type){ case 0: return new T(); case 1: return new I(); case 2: return new J(); case 3: return new L(); case 4: return new O(); case 5: return new S(); case 6: return new Z(); } return null; } public Cell[] getCells() { return cells; } /** 下落 */ public void softDrop(){ for(int i=0; i感谢各位的阅读,以上就是“怎么用Java实现俄罗斯方块小游戏”的内容了,经过本文的学习后,相信大家对怎么用Java实现俄罗斯方块小游戏这一问题有了更深刻的体会,具体使用情况还需要大家实践验证。这里是创新互联,小编将为大家推送更多相关知识点的文章,欢迎关注!
标题名称:怎么用Java实现俄罗斯方块小游戏
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