俄罗斯方块 java小游戏

Tetris类

private int state;public static final int RUNNING=0;public static final int PAUSE=1;public static final int GAME_OVER=2;private int score;private int lines;//销毁的行数private Cell[][] wall;//背景墙private  Tetromino tetromino;private Tetromino nextOne;public static final int ROWS=20;public static final int COLS=10;private static BufferedImage background;public static BufferedImage T;public static BufferedImage S;public static BufferedImage I;public static BufferedImage L;public static BufferedImage J;public static BufferedImage O;public static BufferedImage Z;private static BufferedImage gameOver;private static BufferedImage pause;private Timer timer;private int speed;private int level;private int index;public static final int CELL_SIZE=20;static {try {background=ImageIO.read(Tetris.class.getClassLoader().getResource("image/background.png"));T=ImageIO.read(Tetris.class.getClassLoader().getResource("image/diamond1.png"));I=ImageIO.read(Tetris.class.getClassLoader().getResource("image/diamond1.png"));S=ImageIO.read(Tetris.class.getClassLoader().getResource("image/diamond1.png"));Z=ImageIO.read(Tetris.class.getClassLoader().getResource("image/diamond1.png"));J=ImageIO.read(Tetris.class.getClassLoader().getResource("image/diamond1.png"));L=ImageIO.read(Tetris.class.getClassLoader().getResource("image/diamond1.png"));O=ImageIO.read(Tetris.class.getClassLoader().getResource("image/diamond1.png"));gameOver=ImageIO.read(Tetris.class.getClassLoader().getResource("image/diamond1.png"));pause=ImageIO.read(Tetris.class.getClassLoader().getResource("image/diamond1.png"));} catch (IOException e) {// TODO Auto-generated catch blocke.printStackTrace();}}public static void main(String args[]){final JFrame frame=new JFrame();Tetris tetris=new Tetris();tetris.setBackground(new Color(0x0000ff));frame.setSize(400, 500);frame.setLocationRelativeTo(null);frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);frame.setVisible(true);JMenu file=new JMenu("菜单");JMenuItem  explandItem=new JMenuItem("说明");file.add(explandItem);JMenuBar mb=new JMenuBar();mb.add(file);frame.setJMenuBar(mb);frame.add(tetris);final JLabel jlabel=new JLabel();jlabel.setText("Q is quit\n"+"P is pause\n"+"C is running");explandItem.addActionListener(new ActionListener(){@Overridepublic void actionPerformed(ActionEvent e) {switch(e.getActionCommand()){case "说明":JDialog dialog=new JDialog(frame, "使用说明", JDialog.DEFAULT_MODALITY_TYPE);dialog.add(jlabel);dialog.setSize(300, 300);dialog.setLocationRelativeTo(null);dialog.setVisible(true);}}});tetris.action();}//添加上paint，它就不会显示背景的蓝色了public void paint(Graphics g){g.drawImage(background, 0, 0, null);g.translate(15, 15);paintWall(g);paintTetromion(g);paintNextOne(g);paintScore(g);paintState(g);}private void paintState(Graphics g) {switch(state){case PAUSE:g.drawImage(pause, 15, 15, null);break;case GAME_OVER:g.drawImage(gameOver,15, 15, null);break; }}public static final int FONT_COLOR=0x667799;public static final int FONT_SIZE=30;public void paintScore(Graphics g){int x=210;int y=160;g.setColor(new Color(FONT_COLOR));Font font=g.getFont();font=new Font(font.getName(),font.getStyle(),FONT_SIZE);g.setFont(font);String str="SCORE :"+score;g.drawString(str, x, y);y+=56;str="LINES:"+lines;g.drawString(str, x, y);y+=56;g.drawString("LEVEL"+level, x, y);}public void paintNextOne(Graphics g){if(nextOne==null){return;}Cell cells[]=nextOne.cells;for(int i=0;i<cells.length;i++){Cell cell=cells[i];int x=(cell.getCol()+10)*CELL_SIZE;int y=cell.getRow()*CELL_SIZE;g.drawImage(cell.getImage(), x, y, null);}}public void Tetromino(){}public void paintWall(Graphics g){for(int i=0;i<wall.length;i++){Cell cell[]=wall[i];for(int j=0;j<cell.length;j++){Cell cell1=cell[j];int x=j*CELL_SIZE;int y=i*CELL_SIZE;if(cell1==null){g.drawRect(x, y, CELL_SIZE, CELL_SIZE);}else{g.drawImage(cell1.getImage(), x, y, null);}}}}public void startAction(){}public void action(){wall =new Cell[ROWS][COLS];tetromino=nextOne;tetromino=Tetromino.randomOne();nextOne=Tetromino.randomOne();KeyAdapter l=new KeyAdapter(){@Overridepublic void keyPressed(KeyEvent e) {int key=e.getKeyCode();switch(state){case GAME_OVER:break;case PAUSE:processGameoverKey(key);break;case RUNNING:processRunningKey(key);break;}repaint();}};this.requestFocus();this.addKeyListener(l);timer=new Timer();timer.schedule(new TimerTask(){@Overridepublic void run() {speed=40-(lines/100);speed=speed<1?1:speed;level=41-speed;if(state==RUNNING&&index%speed==0){softDropAction();}index++;repaint();}}, 10,10);}private void processGameoverKey(int key) {switch(key){case KeyEvent.VK_Q:System.exit(0);break;case KeyEvent.VK_S:this.lines=0;this.score=0;this.wall=new Cell[ROWS][COLS];this.tetromino=Tetromino.randomOne();this.nextOne=Tetromino.randomOne();this.state=RUNNING;this.index=0;break;}}private void processRunningKey(int key) {switch(key){case KeyEvent.VK_DOWN:processPauseKey(key);softDropAction();break;case KeyEvent.VK_RIGHT:moveRightAction();break;case KeyEvent.VK_LEFT:moveLeftAction();break;case KeyEvent.VK_SPACE:hardDropAction();break;case KeyEvent.VK_UP:rotateRightAction();break;case KeyEvent.VK_P:state=PAUSE;break;}}private void processPauseKey(int key) {switch(key){case KeyEvent.VK_Q:System.exit(0);break;case KeyEvent.VK_C:state=RUNNING;break;}}public void paintTetromion(Graphics g){if(tetromino==null){return;}Cell cells[]=tetromino.cells;for(int i=0;i<cells.length;i++){Cell cell=cells[i];int x=cell.getCol()*CELL_SIZE;int y=cell.getRow()*CELL_SIZE;g.drawImage(cell.getImage(), x, y, null);}}public void checkGameOverAction(){}public void continueAction(){}public void pauseAction(){}public void rotateRightAction(){tetromino.rotateRight();if(outOfBounds()||coincide()){tetromino.rotateLeft();}}public void hardDropAction(){while(canDrop()){tetromino.softDrop();}landIntoWall();destoryLines();tetromino=nextOne;nextOne=Tetromino.randomOne();}public void softDropAction(){if(canDrop()){tetromino.softDrop();}else{landIntoWall();destoryLines();if(isGameOver()){state=GAME_OVER;}else{tetromino=nextOne;nextOne=Tetromino.randomOne();}}}private boolean isGameOver() {Cell[] cells=nextOne.cells;for(Cell cell:cells){int row=cell.getRow();int col=cell.getCol();if(wall[row][col]!=null){return true;}}return false;}private static int[] scoreTable={0,1,10,50,100};public void landIntoWall(){Cell[] cells=tetromino.cells;for(int i=0;i<cells.length;i++){Cell cell=cells[i];int row=cell.getRow();int col=cell.getCol();wall[row][col]=cell;}}public void destoryLines(){int lines=0;for(int row=0;row<wall.length;row++){if(fullCells(row)){deleteRow(row);lines++;}}this.score+=scoreTable[lines];this.lines+=lines;}public boolean fullCells(int row){Cell[] line=wall[row];for(Cell cell:line){if(cell==null){return false;}}return true;}public void deleteRow(int row){for(int i=row;i>1;i--){System.arraycopy(wall[i-1], 0, wall[i], 0, COLS);}Arrays.fill(wall[0], null);}public boolean canDrop(){Cell[] cells=tetromino.cells;for(int i=0;i<cells.length;i++){Cell cell=cells[i];int row=cell.getRow();if(row==ROWS-1){return false;}}for(Cell cell:cells){int row=cell.getRow()+1;int col=cell.getCol();if(row>=0&&row<ROWS&&col>=0&&col<=COLS&&wall[row][col]!=null){return false;}}return true;}public void moveLeftAction(){tetromino.moveLeft();if(outOfBounds()||coincide()){tetromino.moveRight();}}public void moveRightAction(){tetromino.moveRight();if(outOfBounds()||coincide()){tetromino.moveLeft();}}public boolean outOfBounds(){Cell cells[]=tetromino.cells;for(int i=0;i<cells.length;i++){Cell cell=cells[i];int col=cell.getCol();//有问题。只要有一个砖块满足这个条件就行了吗？if(col<0||col>=COLS){return true;}}return false;}public boolean coincide(){Cell cells[]=tetromino.cells;for(int i=0;i<cells.length;i++){Cell cell=cells[i];int col=cell.getCol();int row=cell.getRow();//有问题。只要有一个砖块满足这个条件就行了吗？if(row>=0&&row<ROWS&&col<=COLS&&col>=0&&wall[row][col]!=null){return true;}}return false;}

Tetromino类

public abstract class Tetromino {Cell cells[]=new Cell[4];State states[];int index=10000;public void rotateLeft(){index--;State s=states[index%states.length];Cell o=cells[0];int row=o.getRow();int col=o.getCol();cells[1].setRow(row+s.row1);cells[1].setCol(col+s.col1);cells[2].setRow(row+s.row2);cells[2].setCol(col+s.col2);cells[3].setRow(row+s.row3);cells[3].setCol(col+s.col3);}protected class State{int row0,col0,row1,col1,row2,col2,row3,col3;public State(int row0, int col0, int row1, int col1, int row2, int col2, int row3, int col3) {super();this.row0 = row0;this.col0 = col0;this.row1 = row1;this.col1 = col1;this.row2 = row2;this.col2 = col2;this.row3 = row3;this.col3 = col3;}}public void rotateRight(){index++;State s=states[index%states.length];Cell o=cells[0];int row=o.getRow();int col=o.getCol();cells[1].setRow(row+s.row1);cells[1].setCol(col+s.col1);cells[2].setRow(row+s.row2);cells[2].setCol(col+s.col2);cells[3].setRow(row+s.row3);cells[3].setCol(col+s.col3);}/** * 随机生产4个格子的方块 * @return */public static Tetromino randomOne(){Random random=new Random();int type=random.nextInt(7);switch(type){case 0:return new T();case 1:return new I();case 2:return new S();case 3:return new J();case 4:return new L();case 5:return new Z();case 6:return new O();}return null;}/* *  * 方块下落 */public void softDrop(){for(int i=0;i<cells.length;i++){cells[i].drop();}}public void moveLeft(){for(int i=0;i<cells.length;i++){cells[i].moveLeft();;}}public void moveRight(){for(int i=0;i<cells.length;i++){cells[i].moveRight();}}public String toString(){return Arrays.toString(cells);}}class I extends Tetromino {public I(){cells[0]=new Cell(0,4,Tetris.I);cells[1]=new Cell(0,3,Tetris.I);cells[2]=new Cell(0,5,Tetris.I);cells[3]=new Cell(0,6,Tetris.I);states=new State[2];states[0]=new State(0,0,0,-1,0,1,0,2);states[1]=new State(0,0,-1,0,1,0,2,0);}}class J extends Tetromino{public J(){cells[0]=new Cell(0,4,Tetris.J);cells[1]=new Cell(0,3,Tetris.J);cells[2]=new Cell(0,5,Tetris.J);cells[3]=new Cell(1,5,Tetris.J);states=new State[4];states[0]=new State(0,0,0,-1,0,1,1,1);states[1]=new State(0,0,-1,0,1,0,1,-1);states[2]=new State(0,0,0,1,0,-1,-1,-1);states[3]=new State(0,0,1,0,-1,0,-1,1);}}class L  extends Tetromino{public L(){cells[0]=new Cell(0,4,Tetris.L);cells[1]=new Cell(0,3,Tetris.L);cells[2]=new Cell(0,5,Tetris.L);cells[3]=new Cell(1,3,Tetris.L);states=new State[4];states[0]=new State(0,0,0,1,0,-1,-1,1);states[1]=new State(0,0,1,0,-1,0,1,1);states[2]=new State(0,0,0,-1,0,1,1,-1);states[3]=new State(0,0,-1,0,1,0,-1,-1);}}class O extends Tetromino{public O(){cells[0]=new Cell(0,4,Tetris.O);cells[1]=new Cell(0,5,Tetris.O);cells[2]=new Cell(1,4,Tetris.O);cells[3]=new Cell(1,5,Tetris.O);states=new State[2];states[0]=new State(0,0,0,1,1,0,1,1);states[1]=new State(0,0,0,1,1,0,1,1);}}class S extends Tetromino{public S(){cells[0]=new Cell(1,4,Tetris.S);cells[1]=new Cell(1,3,Tetris.S);cells[2]=new Cell(0,4,Tetris.S);cells[3]=new Cell(0,5,Tetris.S);states=new State[2];states[0]=new State(0,0,0,-1,-1,0,-1,1);states[1]=new State(0,0,-1,0,0,1,1,1);}} class T extends Tetromino { public T(){ cells[0]=new Cell(0,4,Tetris.T);cells[1]=new Cell(0,3,Tetris.T);cells[2]=new Cell(0,5,Tetris.T);cells[3]=new Cell(1,4,Tetris.T);states=new State[4];states[0]=new State(0,0,0,-1,0,1,1,0);states[1]=new State(0,0,-1,0,1,0,0,-1);states[2]=new State(0,0,0,1,0,-1,-1,0);states[3]=new State(0,0,1,0,-1,0,0,1); }  } class Z extends Tetromino{ public Z(){ cells[0]=new Cell(1,4,Tetris.Z);cells[1]=new Cell(0,3,Tetris.Z);cells[2]=new Cell(0,4,Tetris.Z);cells[3]=new Cell(1,5,Tetris.Z); states=new State[2];states[0]=new State(0,0,-1,-1,-1,0,0,1);states[1]=new State(0,0,-1,1,0,1,1,0);  } }

Celll类

public class Cell {private int row;private int col;private BufferedImage image;public Cell(int row, int col, BufferedImage 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 void drop(){row++;}public void moveRight(){col++;}public void moveLeft(){col--;}public String toString(){return "";}public BufferedImage getImage() {return image;}public void setImage(BufferedImage image) {this.image = image;}}

图片是在新建的image的包下