Java小游戏之ShitBricks

// Decompiled by Jad v1.5.8g. Copyright 2001 Pavel Kouznetsov. // Jad home page: http://www.kpdus.com/jad.html // Decompiler options: packimports(3) // Source File Name: GameCanvas.java package tk.damnesia.main; import input.Key; import input.KeyHandler; import java.awt.*; import java.awt.event.*; import java.awt.image.BufferStrategy; import java.util.ArrayList; import java.util.Iterator; import maths.Vector2f; import resource.ResourceManager; import tk.damnesia.entity.*; import tk.damnesia.gui.Frame; import tk.damnesia.gui.PopUpMessage; // Referenced classes of package tk.damnesia.main: // HighscoreHelper public class GameCanvas extends Canvas implements Runnable, MouseListener, KeyListener { public GameCanvas() { ResourceManager.inits(); framerate = 60D; running = true; gameOver = false; menu = true; name = "Enter a username"; drawX = 0; blockspeed = 0.2F; start(); } public static void main(String args[]) { Frame frame = new Frame(); Canvas canvas = new GameCanvas(); canvas.setMinimumSize(new Dimension(frame.WIDTH, frame.HEIGHT - 2)); canvas.setMaximumSize(new Dimension(frame.WIDTH, frame.HEIGHT - 2)); canvas.setPreferredSize(new Dimension(frame.WIDTH, frame.HEIGHT - 2)); frame.add(canvas); frame.pack(); } public void initialize() { if (!gameOver) { handler = new KeyHandler(); addKeyListener(handler); addKeyListener(this); addMouseListener(this); setMinimumSize(new Dimension(800, 448)); setMaximumSize(new Dimension(800, 448)); setPreferredSize(new Dimension(800, 448)); } entities = new ArrayList(); p1 = new Player(new Vector2f(392D, 217D), new Vector2f(16D, 16D)); entities.add(p1); entities.add(new PopUpMessage("STARTED THE GAME!", new Vector2f(20D, 80D), 0.0F)); entities.add(new Obstacle(new Vector2f(1810D, 60D), new Vector2f(16D, 16D), (byte) 0)); entities.add(new Obstacle(new Vector2f(1310D, 150D), new Vector2f(16D, 16D), (byte) 0)); entities.add(new Obstacle(new Vector2f(5210D, 260D), new Vector2f(16D, 16D), (byte) 0)); gameOver = false; score = 0; blockspeed = -0.1F; prepareImages(); requestFocus(); } private void prepareImages() { for (int i = 0; i < ResourceManager.alphabet.length; i++) prepareImage(ResourceManager.alphabet[i], null); for (int i = 0; i < ResourceManager.Wall.length; i++) { prepareImage(ResourceManager.Wall[i], null); prepareImage(ResourceManager.WallDownLeft[i], null); prepareImage(ResourceManager.WallDownRight[i], null); prepareImage(ResourceManager.WallTopRight[i], null); prepareImage(ResourceManager.WallTopLeft[i], null); } for (int i = 0; i < ResourceManager.bg.length; i++) prepareImage(ResourceManager.bg[i], null); prepareImage(ResourceManager.bullet, null); } public void start() { running = true; Thread thread = new Thread(this); thread.setPriority(10); thread.start(); } public void stop() { running = false; } public void run() { long lastTime = System.nanoTime(); double unprocessed = 0.0D; int frames = 0; long lastTimer1 = System.currentTimeMillis(); try { initialize(); } catch (Exception e) { e.printStackTrace(); return; } int toTick = 0; long lastRenderTime = System.nanoTime(); int min = 0x3b9ac9ff; int max = 0; while (running) { double nsPerTick = 1000000000D / framerate; boolean shouldRender = false; for (; unprocessed >= 1.0D; unprocessed--) toTick++; int tickCount = toTick; if (toTick > 0 && toTick < 3) tickCount = 1; if (toTick > 20) toTick = 20; for (int i = 0; i < tickCount; i++) { toTick--; update(); shouldRender = true; } BufferStrategy bs = getBufferStrategy(); if (bs == null) { createBufferStrategy(3); } else { if (shouldRender) { frames++; Graphics g = bs.getDrawGraphics(); render(g); long renderTime = System.nanoTime(); int timePassed = (int) (renderTime - lastRenderTime); if (timePassed < min) min = timePassed; if (timePassed > max) max = timePassed; lastRenderTime = renderTime; } long now = System.nanoTime(); unprocessed += (double) (now - lastTime) / nsPerTick; lastTime = now; try { Thread.sleep(1L); } catch (InterruptedException e) { e.printStackTrace(); } if (shouldRender && bs != null) bs.show(); if (System.currentTimeMillis() - lastTimer1 > 1000L) { lastTimer1 += 1000L; fps = frames; frames = 0; } } } } private void update() { keys = handler.getKeys(); if (!menu) { if (!gameOver) { score++; for (Iterator iterator = entities.iterator(); iterator .hasNext();) { Entity e = (Entity) iterator.next(); if (e instanceof Obstacle) { if (e.getX() < ((Entity) entities.get(0)).getX()) e.setX(e.getX() + (double) blockspeed); else e.setX(e.getX() - (double) blockspeed); if (e.getY() < ((Entity) entities.get(0)).getY()) e.setY(e.getY() + (double) blockspeed); else e.setY(e.getY() - (double) blockspeed); } if (e instanceof Player) ((Player) e).update(keys); else e.update(); if (e instanceof PopUpMessage) ((PopUpMessage) e).isDone(); } checkCollisions(); } else if (((Key) keys.get(0)).isDown()) initialize(); if (score > highscore) highscore = score; if (score == 20) { entities.add(new Obstacle()); entities.set( 1, new PopUpMessage((new StringBuilder(String .valueOf(name))).append(" STARTED THE GAME!") .toString(), new Vector2f(20D, 80D))); } if (score % 1000 == 0) blockspeed += 0.1F; if (score == 500) { entities.set(1, new PopUpMessage("Awesome!", new Vector2f(20D, 80D))); entities.add(new Obstacle()); entities.add(new Obstacle()); entities.add(new Obstacle()); blockspeed += 0.1F; } if (score == 1000) { entities.set(1, new PopUpMessage("Dodging like a boss!", new Vector2f(20D, 80D))); entities.add(new Obstacle()); entities.add(new Obstacle()); entities.add(new Obstacle()); } if (score == 2000) { entities.set(1, new PopUpMessage("wcfs96 is a cheater!", new Vector2f(20D, 80D))); entities.add(new Obstacle()); entities.add(new Obstacle()); entities.add(new Obstacle()); } if (score == 3000) { entities.set(1, new PopUpMessage("I c what you did there...", new Vector2f(20D, 80D))); entities.add(new Obstacle()); entities.add(new Obstacle()); entities.add(new Obstacle()); } if (score == 4000) { entities.set(1, new PopUpMessage("Needs MOAR obstacles!", new Vector2f(20D, 80D))); entities.add(new Obstacle()); entities.add(new Obstacle()); entities.add(new Obstacle()); entities.add(new Obstacle()); } if (score == 5000) { entities.set(1, new PopUpMessage("You dead yet?", new Vector2f( 20D, 80D))); entities.add(new Obstacle()); entities.add(new Obstacle()); entities.add(new Obstacle()); entities.add(new Obstacle()); } } } private void checkCollisions() { for (int i = 0; i < entities.size() - 1; i++) { if (((Entity) entities.get(0)).intersects((Entity) entities .get(i + 1)) && i != 0) { entities.set(1, new PopUpMessage((new StringBuilder( "GAME OVER! Score: ")).append(score).toString(), new Vector2f(20D, 80D), 0.8F)); Thread t = new Thread(new HighscoreHelper(name, score)); t.start(); gameOver = true; } if (entities.get(0) instanceof Player) { for (int j = 0; j < ((Player) entities.get(0)).bullets.size(); j++) if (i != 0 &