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| import java.applet.*; import java.awt.*; import java.applet.AudioClip; import java.awt.geom.*; import java.awt.event.*;
public class area51 extends Applet implements Runnable, MouseListener, FocusListener { int myfps = 50; int pausefor; int onesecond = 1000; private volatile boolean gameover = true; private volatile boolean running = true; private volatile boolean loading; private volatile boolean ispaused; private volatile boolean credits = false; private volatile boolean firstlevel = false; private volatile boolean firstlevelbegin = false; float size = 25f; Font titlefont; private Image dbImage; private Graphics dbg; Image backgroundimage; Image blankbackground; Image firstlevelimage;
AudioClip xfiles; Thread runner;
public void init() { pausefor = onesecond/myfps; xfiles = getAudioClip(getCodeBase(), "xfiles.mid"); backgroundimage = getImage(getDocumentBase(), "area51.gif"); blankbackground = getImage(getDocumentBase(), "blankbackground.gif"); firstlevelimage = getImage(getDocumentBase(), "firstlevelimage.gif"); MediaTracker mediatracker = new MediaTracker(this); mediatracker.addImage(backgroundimage, 0); mediatracker.addImage(blankbackground, 1); mediatracker.addImage(firstlevelimage, 2); try { loading = true; mediatracker.waitForID(0); mediatracker.waitForID(1); mediatracker.waitForID(2); loading = false; } catch(InterruptedException interruptedexception) { System.out.println("Download Error"); } try { ClassLoader cl = this.getClass().getClassLoader(); titlefont = Font.createFont(Font.TRUETYPE_FONT, cl.getResourceAsStream("Vera.ttf")); titlefont = titlefont.deriveFont(size); } catch(Exception e) { System.out.println(e); } addMouseListener(this); addFocusListener(this); } public void start() { setVisible(true); requestFocus(); running = true; runner = new Thread(this); runner.start(); xfiles.loop(); } public void stopgame() { if(running != false) running = false; } public void destroy() { xfiles.stop(); } public void focusGained(FocusEvent focusevent) { ispaused = false; }
public void focusLost(FocusEvent focusevent) { ispaused = true; } public void mousePressed(MouseEvent event) { int mousex = event.getX(); int mousey = event.getY(); if(mousex >= 310 && mousex <= 470 && mousey >= 300 && mousey <= 335 && gameover && !credits && !loading) { gameover = false; firstlevel = true; } if(mousex >= 310 && mousex <= 470 && mousey >= 336 && mousey <= 370 && gameover && !credits && !loading) { credits = true; } if(mousex >= 200 && mousex <= 280 && mousey >= 225 && mousey <= 260 && gameover && credits && !loading) { credits = false; } if(mousex >= 150 && mousex <= 340 && mousey >= 250 && mousey <= 285 && !gameover && !credits && !loading && firstlevel && !firstlevelbegin) { firstlevel = false; firstlevelbegin = true; } if(mousex >= 200 && mousex <= 280 && mousey >= 300 && mousey <= 335 && !gameover && !credits && !loading && firstlevel && !firstlevelbegin) { firstlevel = false; gameover = true; } } public void mouseReleased(MouseEvent event) { } public void mouseClicked(MouseEvent event) { } public void mouseEntered(MouseEvent event) { } public void mouseExited(MouseEvent event) { } public void gameupdate() { } public void run() { long starttime; while(running) { starttime=System.currentTimeMillis(); gameupdate(); gamerender(); paintscreen(); try { starttime += pausefor; Thread.sleep(Math.max(0, starttime-System.currentTimeMillis())); } catch(InterruptedException interruptedexception) { } } } public void gamerender() { if(dbImage == null) { dbImage = createImage(getSize().width, getSize().height); if(dbImage == null) { System.out.println("dbImage is null"); return; } else dbg = dbImage.getGraphics(); dbg.setColor(getBackground()); dbg.fillRect(0, 0, getSize().width, getSize().height); if(loading) { loading(dbg); } if(gameover && !credits && !loading) { titlescreen(dbg); } if(gameover && credits && !loading) { credits(dbg); } if(!gameover && firstlevel && !loading && !credits && !firstlevelbegin) { firstlevel(dbg); } if(ispaused) { paused(dbg); } } } public void paintscreen() { Graphics g; try { g = this.getGraphics(); if((g != null) && (dbImage != null)) g.drawImage(dbImage, 0, 0, null); Toolkit.getDefaultToolkit().sync(); g.dispose(); } catch (Exception e) { System.out.println("Graphics context error: " + e); } } public void loading(Graphics g) { g.drawString("Loading...", 200, 200); } public void titlescreen(Graphics g) { g.drawImage(backgroundimage, 0, 0, this); g.setFont(titlefont); g.setColor(Color.green); g.drawString("Start Game", 320, 325); g.drawString("Credits", 320, 360); Graphics2D painter2D = (Graphics2D) g; Rectangle2D.Float box = new Rectangle2D.Float(310F, 300F, 160F, 35F); Rectangle2D.Float box1 = new Rectangle2D.Float(310F, 335F, 160F, 35F); painter2D.draw(box); painter2D.draw(box1); } public void firstlevel(Graphics g) { g.drawImage(blankbackground, 0, 0, this); g.setColor(Color.green); g.drawString("Your mission is to spy on Area 51.", 40, 70); g.drawString("To do this you will have to get", 40, 100); g.drawString("past the security and pretend you", 40, 130); g.drawString("are an engineer for the latest UFO!", 40, 160); g.drawString("Move with the arrow keys.", 80, 220); g.drawString("Start Mission! ", 160, 275); g.drawString("Back", 210, 325); Graphics2D painter2D = (Graphics2D) g; Rectangle2D.Float box = new Rectangle2D.Float(150F, 250F, 190F, 35F); Rectangle2D.Float box1 = new Rectangle2D.Float(200F, 300F, 80F, 35F); painter2D.draw(box); painter2D.draw(box1);
if(firstlevelbegin && !firstlevel && !gameover && !loading && !credits) { g.drawImage(firstlevelimage, -250, -500, this); } } public void credits(Graphics g) { g.drawImage(blankbackground, 0, 0, this); g.setColor(Color.green); g.drawString("CREDITS", 190, 100); g.drawString("Ronan McCann-Jackson", 100, 150); g.drawString("Back", 210, 250); Graphics2D painter2D = (Graphics2D) g; Rectangle2D.Float box = new Rectangle2D.Float(200F, 225F, 80F, 35F); painter2D.draw(box); } public void paused(Graphics g) { g.setColor(Color.yellow); g.drawString("The game is paused!", 110, 20); } } |