转载于:http://www.iteye.com/topic/595321
程序经过稍微的修改如下:
import java.awt.*; import java.awt.event.*; import javax.swing.*; public class Terris extends JFrame implements Runnable, KeyListener { static final String MY_PATH="D:/workspace/Russian/src/img/"; private short isPlaying=0,xOffSet = 2, yOffSet = 0, blockType = (short) Math.round(Math.random() * 6), blockRotation = 0, blockColor = (short) Math.round(Math.random() * 5); private short matrix[][] = new short[21][10];// private short block[][][][] = {{{ { 0, 1, 0, 0 }, { 0, 1, 0, 0 }, { 0, 1, 0, 0 },{ 0, 1, 0, 0 } },/* l */ { { 0, 0, 0, 0 }, { 1, 1, 1, 1 }, { 0, 0, 0, 0 },{ 0, 0, 0, 0 } } },/*-*/ {{ { 0, 0, 0, 0 }, { 1, 1, 0, 0 }, { 0, 1, 1, 0 },{ 0, 0, 0, 0 } }, /* z */ { { 0, 0, 0, 0 }, { 0, 0, 1, 0 }, { 0, 1, 1, 0 },{ 0, 1, 0, 0 } } },/* z| */ {{ { 0, 0, 0, 0 }, { 0, 1, 1, 0 }, { 1, 1, 0, 0 },{ 0, 0, 0, 0 } }, /* xz */ { { 0, 1, 0, 0 }, { 0, 1, 1, 0 }, { 0, 0, 1, 0 },{ 0, 0, 0, 0 } } },/* xz| */ { { { 0, 0, 0, 0 }, { 0, 1, 1, 0 }, { 0, 1, 1, 0 }, { 0, 0, 0, 0 } } },/** []*/ {{ { 0, 1, 1, 0 }, { 0, 1, 0, 0 }, { 0, 1, 0, 0 },{ 0, 0, 0, 0 } }, { { 0, 0, 0, 0 }, { 1, 1, 1, 0 }, { 0, 0, 1, 0 },{ 0, 0, 0, 0 } }, { { 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 } } },/* f */ {{ { 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 } }, { { 0, 1, 0, 0 }, { 0, 1, 0, 0 }, { 0, 1, 1, 0 },{ 0, 0, 0, 0 } }, { { 0, 0, 0, 0 }, { 1, 1, 1, 0 }, { 1, 0, 0, 0 },{ 0, 0, 0, 0 } } },/* xf */ {{ { 0, 1, 0, 0 }, { 1, 1, 1, 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 } }, { { 0, 0, 0, 0 }, { 1, 1, 1, 0 }, { 0, 1, 0, 0 },{ 0, 0, 0, 0 } }, { { 0, 1, 0, 0 }, { 1, 1, 0, 0 }, { 0, 1, 0, 0 },{ 0, 0, 0, 0 } } } };/* t */ private Image[] images = {new ImageIcon(MY_PATH+"Red.gif").getImage(),new ImageIcon(MY_PATH+"Blue.gif").getImage(),new ImageIcon((MY_PATH+"Pink.gif")).getImage(),new ImageIcon((MY_PATH+"BBlue.gif")).getImage(),new ImageIcon((MY_PATH+"Orange.gif")).getImage(),new ImageIcon((MY_PATH+"Green.gif")).getImage(),new ImageIcon(MY_PATH+"Red.gif").getImage()}; public Terris() { setSize(160, 335); setVisible(true); createBufferStrategy(2); setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); addKeyListener(this); } public void paint(Graphics g) { Graphics tg = this.getBufferStrategy().getDrawGraphics(); tg.fillRect(5, 30, 150, 340); for (int i = 0; i < 21; i++) for (int j = 0; j < 10; j++) { if (matrix[i][j] != 0) tg.drawImage(images[matrix[i][j]], j * 15 + 5, i * 15 + 15,null); if (i < 4 && j < 4&& block[blockType][blockRotation][i][j] != 0) tg.drawImage(images[blockColor + 1],((j + xOffSet) * 15) + 5,((i + yOffSet) * 15) + 15, null); } this.getBufferStrategy().show(); } public static void main(String[] args) { new Thread(new Terris()).start(); } public void run() { while (isPlaying==0) try { if (check(0, 0, 0, 1)) yOffSet += 1; else { if (yOffSet == 0) { isPlaying = 1; continue; } freezeAndNew(); } repaint(); Thread.sleep(600); } catch (InterruptedException e) { } } private boolean check(int left, int right, int up, int down) { for (int i = 0; i < 4; i++) for (int j = 0; j < 4; j++) if (((xOffSet + j - left + right < 0 || xOffSet + j - left+ right >= 10) && block[blockType][((blockRotation + up) >= block[blockType].length ? 0: (blockRotation + up))][i][j] != 0)|| ((yOffSet + i + down >= 21) && block[blockType][((blockRotation + up) >= block[blockType].length ? 0: (blockRotation + up))][i][j] != 0)|| (block[blockType][((blockRotation + up) >= block[blockType].length ? 0: (blockRotation + up))][i][j] != 0 && matrix[yOffSet+ i + down][xOffSet + j - left + right] != 0)) return false; return true; } private void freezeAndNew() { boolean[] clear = new boolean[4]; for (int i = 0; i < 4; i++){ for (int j = 0; j < 4; j++) if (block[blockType][blockRotation][i][j] != 0) matrix[i + yOffSet][j + xOffSet] = (short) (blockColor + 1); clear[i]=i + yOffSet>=matrix.length?false:(matrix[i + yOffSet][0]!=0&&matrix[i + yOffSet][1]!=0&&matrix[i + yOffSet][2]!=0&&matrix[i + yOffSet][3]!=0&&matrix[i + yOffSet][4]!=0&&matrix[i + yOffSet][5]!=0&&matrix[i + yOffSet][6]!=0&&matrix[i + yOffSet][7]!=0&&matrix[i + yOffSet][8]!=0&&matrix[i + yOffSet][9]!=0); } for(int i=0;i<clear.length;i++) if(clear[i]) for(int j=yOffSet+i;j>0;j--) matrix[j]=matrix[j-1]; yOffSet = blockRotation = 0; xOffSet = 2; blockType = (short) Math.round(Math.random() * 6); blockRotation = (short) Math.round((Math.random() * (block[blockType].length - 1))); blockColor = (short) Math.round(Math.random() * 5); } public void keyPressed(KeyEvent e) {// 38-上 40-下 37-左 39-右 if ((e.getKeyCode() == 65 || e.getKeyCode() == 37) && check(1, 0, 0, 0)&&isPlaying==0) {// left xOffSet--; } else if ((e.getKeyCode() == 68 || e.getKeyCode() == 39)&& check(0, 1, 0, 0)&&isPlaying==0) {// right xOffSet++; } else if ((e.getKeyCode() == 87 || e.getKeyCode() == 38)&& check(0, 0, 1, 0)&&isPlaying==0) {// up blockRotation = (short) ((blockRotation + 1) >= block[blockType].length ? 0: (blockRotation + 1)); } else if ((e.getKeyCode() == 83 || e.getKeyCode() == 40)&& check(0, 0, 0, 1)&&isPlaying==0) {// down yOffSet += 1; } else if((e.getKeyCode() == 83 || e.getKeyCode() == 40)&& isPlaying==0) freezeAndNew(); repaint(); } public void keyReleased(KeyEvent arg0) { } public void keyTyped(KeyEvent arg0) { } }