java桌球游戏代码

import java.util.*; import java.awt.*; import java.awt.event.*; import javax.swing.*; import javax.swing.event.*; import java.net.*; import java.awt.image.*; import javax.imageio.*; import java.io.*; import java.applet.*; import java.util.Timer; public class BilliardBall extends JFrame { public static final int GAME_WIDTH = 800; public static final int GAME_HEIGHT = 600; public Image offScreenImage = null; public Graphics bg = null; public TablePanel pTable = null; public ProcessPanel pInfo = null; public BilliardBall() { pInfo = new ProcessPanel(); pTable = new TablePanel(this); // 暂时, 就这么设为. } public void launchFrame() { setTitle("台球游戏"); setSize(GAME_WIDTH, GAME_HEIGHT); addWindowListener(new WindowAdapter() { public void windowClosing(WindowEvent e) { System.exit(0); } }); setLayout(null); pTable.setBounds(100, 50, pTable.TABLE_WIDTH, pTable.TABLE_HEIGHT); add(pTable); pInfo.setBounds(100, 400, pInfo.PROCESS_WIDTH, pInfo.PROCESS_HEIGHT); add(pInfo); pInfo.addStartActionListener(new ActionListener() { public void actionPerformed(ActionEvent e) { pTable.gameStart(); } }); setResizable(false); setVisible(true); new PaintThread().start(); } public void update(Graphics g) { if ( offScreenImage == null ) { offScreenImage = createImage(GAME_WIDTH, GAME_HEIGHT); } bg = offScreenImage.getGraphics(); Color c = bg.getColor(); bg.setColor(Color.WHITE); bg.fillRect(0, 0, GAME_WIDTH - 1, GAME_HEIGHT - 1); paint(bg); bg.setColor(c); g.drawImage(offScreenImage, 0, 0, null); } public void paint(Graphics g) { super.paint(g); Color c = g.getColor(); // add code here: to draw many ball with movement; g.setColor(c); } public int getPower() { return pInfo.getPower(); } //change public void initialPower() { pInfo.initialPower(); } public void updatePower() { pInfo.updatePower(); } public void addScore() { pInfo.addScore(); } public void initScore() { pInfo.initScore(); } public static void main(String[] args) { new BilliardBall().launchFrame(); } private class PaintThread extends Thread { public static final int INTERVAL = 80; public void run() { while ( true ) { try { Thread.sleep(INTERVAL); // pTable.move(); update(getGraphics()); // 当然 repaint() 这个函数也是行的. } catch (InterruptedException e) { e.printStackTrace(); } } } } } // 就一个球而言, 其应该储存什么信息? class Ball { // 封装信息: ball之间. public static final double EPS = 0.01; public static final int SLICE = 45; public static final int OFFSET = 16; public static final double PROBABILITY = 2.0; public Color color = null; public double x, y, radian; public double vx, vy; // 这里的vx, vy 表示运动矢量. public BufferedImage picture = null; public boolean live = false; public Ball() { // x = y = 50; // vx = vy = 0; live = true; setData(150, 150, 0, 0); radian = 10; color = Color.WHITE; picture = ImageLoader.getIndexOf(0); } public Ball(double x, double y, Color color) { live = true; setData(x, y, 0, 0); radian = 10; this.color = color; if ( color != Color.WHITE ) { picture = ImageLoader.getIndexOf(1); } } public void draw(Graphics g) { if ( isLive() == true ) { Color c = g.getColor(); g.setColor(color); //g.fillOval((int)(x - radian + 0.5), (int)(y - radian + 0.5), (int)(radian * 2 + 0.5), (int)(radian * 2 + 0.5)); g.drawImage(picture, (int)(x - radian + 0.5), (int)(y - radian + 0.5), null); g.setColor(c); } } public boolean isHited(Point p) { // 这个是正方形包含, // if ( p.x == x && p.y == y ) return false; return (p.x >= x - radian && p.x <= x + radian && p.y >= y - radian && p.y <= y + radian); } public void setData(double x, double y, double vx, double vy) { this.x = x; this.y = y; this.vx = vx; this.vy = vy; } public void setData(int value, Point p) { double spring = Math.sqrt((p.x - x) * (p.x - x) + (p.y - y) * (p.y - y)); // System.out.println("Spring:" + spring); vx = (p.x - x) / spring * value * 25; vy = (p.y - y) / spring * value * 25; // System.out.println("vx:" + vx + " vy: " + vy); } public void setProperty(double x, double y, Color c) { this.x = x; this.y = y; this.color = c; vx = vy = 0; if ( color != Color.WHITE ) picture = ImageLoader.getIndexOf(1); else picture = ImageLoader.getIndexOf(0); } // 恐怕 这里的速度需要测试出来. public void forward() { } public boolean isStayed() { if ( Math.abs(vx) <= EPS && Math.abs(vy) <= EPS ) { vx = vy = 0; return true; } return false; } public boolean isTouched(double x1, double y1, double x2, double y2) { double dist = Math.sqrt((x1 - x2) * (x1 - x2) + (y1 - y2) * (y1 - y2)); return dist < 2 * radian; } public boolean isLive() { return live; } public void setLive(boolean live) { this.live = live; } public int collides(Ball s) { int step = 1; double px, py, nx, ny; double tx1, ty1, cx1, cy1; double tx2, ty2, cx2, cy2; if ( isStayed() == true && s.isStayed() == true ) return SLICE; if ( isStayed() == true ) { px = py = 0; } else { px = vx / Math.sqrt(vx * vx + vy * vy); py = vy / Math.sqrt(vx * vx + vy * vy); } if ( s.isStayed() == true ) { nx = 0; ny = 0; } else { nx = s.vx / Math.sqrt(s.vx * s.vx + s.vy * s.vy); ny = s.vy / Math.sqrt(s.vx * s.vx + s.vy * s.vy); } //tx = mBall.vx - (mBall.vx * (mstep - step) / spring); while ( step < SLICE ) { tx1 = vx - step * px; ty1 = vy - step * py; if ( (tx1 > 0 && vx < 0) || (tx1 < 0 && vx > 0) ) tx1 = 0.0; if ( (ty1 > 0 && vy < 0) || (ty1 < 0 && vy > 0) ) ty1 = 0.0; cx1 = x + step * (vx + tx1) / 2000.0; cy1 = y + step * (vy + ty1) / 2000.0; tx2 = s.vx - step * nx; ty2 = s.vy - step * ny; if ( (tx2 > 0 && vx < 0) || (tx2 < 0 && vx > 0) ) tx2 = 0.0; if ( (ty2 > 0 && vy < 0) || (ty2 < 0 && vy > 0) ) ty2 = 0.0; cx2 = s.x + step * (s.vx + tx2) / 2000.0; cy2 = s.y + step * (s.vy + ty2) / 2000.0; if ( isTouched(cx1, cy1, cx2, cy2) == true ) break; // 表接触 step++; } return step; } public int collidesWall(int width, int height) { int step = 1; double px = 0, py = 0, tx = 0, ty = 0, cx = 0, cy = 0; if ( isStayed() == true ) return SLICE; px = vx / Math.sqrt(vx * vx + vy * vy); py = vy / Math.sqrt(vx * vx + vy * vy); while ( step < SLICE ) { tx = vx - step * px; ty = vy - step * py; if ( (tx > 0 && vx < 0) || (tx < 0 && vx > 0) ) tx = 0.0; if ( (ty > 0 && vy < 0) || (ty < 0 && vy > 0) ) ty = 0.0; cx = x + step * (vx + tx) / 2000.0; cy = y + step * (vy + ty) / 2000.0; if ( cx - radian <= 0 + OFFSET || cx + radian >= width - OFFSET || cy - radian <= 0 + OFFSET || cy + radian >= height - OFFSET ) { if ( isSpecial(cx, cy, width, height) == false ) break; } step++; } return step; } public boolean isSpecial(double cx, double cy, int width, int height) { // 增强真实感,(1) 进洞. double r1 = OFFSET, r2 = (width - 2 * OFFSET) / 2; for ( int i = 0; i < 3; i++ ) { if ( Math.sqrt((cx - r2 * i - OFFSET) * (cx - r2 * i - OFFSET) + (cy - r1) * (cy - r1)) < radian * PROBABILITY ) return true; } r1 = height - OFFSET; for ( int i = 0; i < 3; i++ ) { if ( Math.sqrt((cx - r2 * i - OFFSET) * (cx - r2 * i - OFFSET) + (cy - r1) * (cy - r1)) < radian * PROBABILITY ) return true; } return false; } public int collidesHole(int width, int height) { int step = 1; double px = 0, py = 0; double tx = 0, ty = 0; double cx = 0, cy = 0; double r1 = 0, r2 = 0;