package com.diaodiao; import java.awt.Color; import java.awt.Frame; import java.awt.Graphics; import java.awt.Image; import java.awt.event.KeyAdapter; import java.awt.event.KeyEvent; import java.awt.event.WindowAdapter; import java.awt.event.WindowEvent; import java.util.ArrayList; import java.util.List; public class TankClient extends Frame { /** * */ private static final long serialVersionUID = 1L; public static final int GAME_WIDTH = 800; public static final int GAME_HEIGHT = 600; private Image offScreenImage = null; Tank myTank = new Tank(50, 50, this, true, Tank.Direction.STOP); private List<Missile> missiles = new ArrayList<Missile>(); private List<Tank> tanks = new ArrayList<Tank>(); private List<Explode> explodes = new ArrayList<Explode>(); public void paint(Graphics g) { g.drawString("missiles count:" + missiles.size(), 10, 50); g.drawString("explodes count:" + explodes.size(), 10, 70); g.drawString("tanks count:" + tanks.size(), 10, 90); for(int i = 0; i < missiles.size(); i++) { Missile m = missiles.get(i); m.hitTanks(tanks); if(myTank != null) { m.hitTank(myTank); } m.draw(g); } for(int i =0; i < explodes.size(); i++) { Explode e = explodes.get(i); e.draw(g); } for(int i =0; i < tanks.size(); i++) { Tank enemyTank = tanks.get(i); enemyTank.draw(g); } if(myTank != null) { myTank.draw(g); } } public void update(Graphics g) { if(offScreenImage == null) { offScreenImage = this.createImage(GAME_WIDTH, GAME_HEIGHT); } Graphics gOffScreen = offScreenImage.getGraphics(); Color c = gOffScreen.getColor(); gOffScreen.setColor(Color.GREEN); gOffScreen.fillRect(0, 0, GAME_WIDTH, GAME_HEIGHT); gOffScreen.setColor(c); paint(gOffScreen); g.drawImage(offScreenImage, 0, 0, null); //把虚拟图片画到窗体上 } public void lauchFrame() { for(int i = 0; i < 10 ; i++) { tanks.add(new Tank(50 + 40*(i+1), 50, this, false, Tank.Direction.D)); } this.setLocation(300, 100); this.setSize(GAME_WIDTH, GAME_HEIGHT); this.setTitle("TankWar"); this.addWindowListener(new WindowAdapter(){ @Override public void windowClosing(WindowEvent e) { System.exit(0); } }); this.addKeyListener(new KeyMonitor()); this.setBackground(Color.GREEN); this.setResizable(false); this.setVisible(true); new Thread(new paintThread()).start(); } /** * @param args */ public static void main(String[] args) { TankClient tc = new TankClient(); tc.lauchFrame(); } private class paintThread implements Runnable { @Override public void run() { while(true) { repaint(); try { Thread.sleep(50); } catch (InterruptedException e) { e.printStackTrace(); } } } } private class KeyMonitor extends KeyAdapter{ @Override public void keyPressed(KeyEvent e) { if(myTank != null) myTank.keyPressed(e); } @Override public void keyReleased(KeyEvent e) { if(myTank != null) myTank.keyReleased(e); } } public List<Missile> getMissiles() { return missiles; } public void setMissiles(List<Missile> missiles) { this.missiles = missiles; } public List<Tank> getTanks() { return tanks; } public void setTanks(List<Tank> tanks) { this.tanks = tanks; } public List<Explode> getExplodes() { return explodes; } public void setExplodes(List<Explode> explodes) { this.explodes = explodes; } }
package com.diaodiao; import java.awt.Color; import java.awt.Graphics; import java.awt.Rectangle; import java.awt.event.KeyEvent; import java.util.Random; public class Tank { public static final int WIDTH = 30; public static final int HEIGHT = 30; public static final int XSPEED = 5; public static final int YSPEED = 5; TankClient tc; private int x, y; private static Random r = new Random(); private boolean bL = false, bU = false, bR = false, bD = false; private boolean good; private boolean live = true; enum Direction {L, LU, U, RU, R, RD, D, LD, STOP}; private int step = r.nextInt(12) + 3; private Direction dir = Direction.STOP; private Direction ptDir = Direction.D; public Tank(int x, int y, TankClient tc, boolean good, Direction dir) { this.tc = tc; this.x = x; this.y = y; this.good = good; this.dir = dir; } public void draw(Graphics g) { if(!live) { if(!good) tc.getTanks().remove(this); else tc.myTank = null; return ; } Color c = g.getColor(); if(good) g.setColor(Color.RED); else g.setColor(Color.BLUE); g.fillOval(x, y, WIDTH, HEIGHT); g.setColor(c); switch(ptDir) { case L: g.drawLine(x + Tank.WIDTH / 2, y + Tank.HEIGHT / 2, x, y + Tank.HEIGHT / 2); break; case U: g.drawLine(x + Tank.WIDTH / 2, y + Tank.HEIGHT / 2, x + Tank.WIDTH / 2, y); break; case R: g.drawLine(x + Tank.WIDTH / 2, y + Tank.HEIGHT / 2, x + Tank.WIDTH, y + Tank.HEIGHT / 2); break; case D: g.drawLine(x + Tank.WIDTH / 2, y + Tank.HEIGHT / 2, x + Tank.WIDTH / 2, y + Tank.HEIGHT); break; case LU: g.drawLine(x + Tank.WIDTH / 2, y + Tank.HEIGHT / 2, x, y); break; case RU: g.drawLine(x + Tank.WIDTH / 2, y + Tank.HEIGHT / 2, x + Tank.WIDTH, y); break; case RD: g.drawLine(x + Tank.WIDTH / 2, y + Tank.HEIGHT / 2, x + Tank.WIDTH, y + Tank.HEIGHT); break; case LD: g.drawLine(x + Tank.WIDTH / 2, y + Tank.HEIGHT / 2, x, y + Tank.HEIGHT); break; } move(); } public void move() { switch(dir) { case L: x -= XSPEED; break; case U: y -= YSPEED; break; case R: x += XSPEED; break; case D: y += YSPEED; break; case LU: x -= XSPEED; y -= YSPEED; break; case RU: x += XSPEED; y -= YSPEED; break; case RD: x += XSPEED; y += YSPEED; break; case LD: x -= XSPEED; y += YSPEED; break; case STOP: break; } if(dir != Direction.STOP) { ptDir = dir; } if(x < 0) x = 0; if(y < 30) y = 30; if(x + Tank.WIDTH > TankClient.GAME_WIDTH) x = TankClient.GAME_WIDTH - Tank.WIDTH; if(y + Tank.HEIGHT > TankClient.GAME_HEIGHT) y = TankClient.GAME_HEIGHT - Tank.HEIGHT; if(!good) { Direction[] dirs = Direction.values(); if(step == 0) { step = r.nextInt(12) + 3; int rn = r.nextInt(dirs.length); dir = dirs[rn]; } step --; if(r.nextInt(40) > 38) this.fire(); } } public void keyPressed(KeyEvent e) { int key = e.getKeyCode(); switch(key) { case KeyEvent.VK_LEFT: bL = true; break; case KeyEvent.VK_UP: bU = true; break; case KeyEvent.VK_RIGHT: bR = true; break; case KeyEvent.VK_DOWN: bD = true; break; } locateDirection(); } public void keyReleased(KeyEvent e) { int key = e.getKeyCode(); switch(key) { case KeyEvent.VK_CONTROL: fire(); break; case KeyEvent.VK_LEFT: bL = false; break; case KeyEvent.VK_UP: bU = false; break; case KeyEvent.VK_RIGHT: bR = false; break; case KeyEvent.VK_DOWN: bD = false; break; } locateDirection(); } void locateDirection() { if(bL && !bU && !bR && !bD) { dir = Direction.L; }else if(bL && bU && !bR && !bD) { dir = Direction.LU; }else if(!bL && bU && !bR && !bD) { dir = Direction.U; }else if(!bL && bU && bR && !bD) { dir = Direction.RU; }else if(!bL && !bU && bR && !bD) { dir = Direction.R; }else if(!bL && !bU && bR && bD) { dir = Direction.RD; }else if(!bL && !bU && !bR && bD) { dir = Direction.D; }else if(bL && !bU && !bR && bD) { dir = Direction.LD; }else if(!bL && !bU && !bR && !bD) { dir = Direction.STOP; } } public void fire() { if(!live) { return ; } int x = this.x + Tank.WIDTH/2 - Missile.WIDTH/2; int y = this.y + Tank.HEIGHT/2 - Missile.HEIGHT/2; Missile m = new Missile(x, y, ptDir, tc, good); tc.getMissiles().add(m); } public Rectangle getRect() { return new Rectangle(x, y, WIDTH, HEIGHT); } public int getX() { return x; } public void setX(int x) { this.x = x; } public int getY() { return y; } public void setY(int y) { this.y = y; } public boolean isLive() { return live; } public void setLive(boolean live) { this.live = live; } public boolean isGood() { return good; } public void setGood(boolean good) { this.good = good; } }
package com.diaodiao; import java.awt.Color; import java.awt.Graphics; import java.awt.Rectangle; import java.util.List; public class Missile { public static final int WIDTH = 10; public static final int HEIGHT = 10; public static final int XSPEED = 10; public static final int YSPEED = 10; private int x, y; private boolean good; private boolean live = true; TankClient tc; Tank.Direction dir; public Missile(int x, int y, Tank.Direction dir, TankClient tc, boolean good) { this.x = x; this.y = y; this.dir = dir; this.tc = tc; this.good = good; } public void draw(Graphics g) { if(!live) { tc.getMissiles().remove(this); return ; } Color c = g.getColor(); if(good) g.setColor(Color.RED); else g.setColor(Color.BLUE); g.fillOval(x, y, WIDTH, HEIGHT); g.setColor(c); move(); } public void move() { switch(dir) { case L: x -= XSPEED; break; case U: y -= YSPEED; break; case R: x += XSPEED; break; case D: y += YSPEED; break; case LU: x -= XSPEED; y -= YSPEED; break; case RU: x += XSPEED; y -= YSPEED; break; case RD: x += XSPEED; y += YSPEED; break; case LD: x -= XSPEED; y += YSPEED; break; } if(x < 0 || y < 0 || x > TankClient.GAME_WIDTH || y > TankClient.GAME_HEIGHT) { live = false; } } public Rectangle getRect() { return new Rectangle(x, y, WIDTH, HEIGHT); } public boolean hitTank(Tank t) { if(this.getRect().intersects(t.getRect()) && this.good != t.isGood()&& t.isLive()) { t.setLive(false); this.live = false; Explode e = new Explode(t.getX(), t.getY(), tc); tc.getExplodes().add(e); return true; } return false; } public boolean hitTanks(List<Tank> tanks) { for(int i = 0; i < tanks.size(); i++) { Tank t = tanks.get(i); if(this.hitTank(t)) { return true; } } return false; } public boolean isGood() { return good; } public void setGood(boolean good) { this.good = good; } }
package com.diaodiao; import java.awt.*; public class Explode { private TankClient tc; int[] diameter = { 4, 7, 12, 18, 26, 32, 49, 30, 14, 6 }; int step = 0; int x, y; public Explode(int x, int y, TankClient tc) { this.x = x; this.y = y; this.tc = tc; } public void draw(Graphics g) { if (step == diameter.length) { tc.explodes.remove(this); return; } Color c = g.getColor(); g.setColor(Color.ORANGE); g.fillOval(x, y, diameter[step], diameter[step]); g.setColor(c); step++; } }