пишу курсовую, по Jave сильно не шарю нужно сделать описание классов и методов | Author: Kong-Kat Wong (
[email protected]) | \* Date 1-19-1996 */ //be bear with my codes, considering it's my first Java applet! import java.awt.*; import java.applet.*; import java.util.*; public class Tower extends Applet { TowerPanel panel; TowerControl control; public void init() { resize(500,450); setLayout(new BorderLayout()); panel = new TowerPanel(); add("Center", panel); add("South", control = new TowerControl(panel)); } public void start() { panel.start(); } public void stop() { panel.stop(); } public boolean action(Event evt, Object arg) { if (arg instanceof Boolean) { if (((Checkbox)evt.target).getLabel().equals("Reset")) { panel.reset = ((Boolean)arg).booleanValue(); } else { panel.reset = ((Boolean)arg).booleanValue(); } return true; } return false; } } class Towering { int num_rings[] = new int[3]; int top_size[] = new int[3]; public Towering(int a){ num_rings[0] = a; num_rings[1] = 0; num_rings[2] = 0; top_size[0] = 40; top_size[1] = 1000; top_size[2] = 1000; } public void reset(int { num_rings[0] = b; num_rings[1] = 0; num_rings[2] = 0; top_size[0] = 40; top_size[1] = 1000; top_size[2] = 1000; } } class ring { int ring_size[] = new int[10]; int old_x[] = new int[10]; int which_x[] = new int[10]; int which_y[] = new int[10]; int order[] = new int[10]; int which_tower[] = new int[10]; public ring(int a){ for(int i = 0; i ring_size[i] = 40+20*i; which_x[i] = 100; old_x[i] = which_x[i]; which_y[i] = 400-30*(a-i); order[i] = a-i; which_tower[i] = 0; } } public void reset(int { for(int i = 0; i ring_size[i] = 40+20*i; which_x[i] = 100; old_x[i] = which_x[i]; which_y[i] = 400-30*(b-i); order[i] = b-i; which_tower[i] = 0; } } } class TowerPanel extends Panel implements Runnable{ Thread going = null; int width = 500; int height = 400; int tower_height = 350; int tower_width = 20; int num_rings = 8; int pick_ring = 1000; int tempx; int tempy; boolean win = false; boolean reset; //special effect words String s = new String("Tower of Hanoi"); char separated[]; int x_coord = 0, y_coord = 0; Towering towers = new Towering(num_rings); ring rings = new ring(num_rings); TowerPanel(){ setFont(new Font("TimesRoman",Font.BOLD,40)); setBackground(new Color(170,170,170)); separated = new char [s.length()]; s.getChars(0,s.length(),separated,0); } public void paint(Graphics g) { //special words for(int i=0;i { x_coord = (int) (Math.random()*10+15*i+100); y_coord = (int) (Math.random()*10+36); g.setColor(new Color(200-10*i, 10*i, 10*i)); g.drawChars(separated, i,1,x_coord,y_coord); } //drawing those three towers g.setColor(Color.red); g.fill3DRect(90,height-tower_height, tower_width, tower_height, true); g.setColor(Color.blue); g.fill3DRect(240,height-tower_height, tower_width, tower_height, true); g.setColor(Color.yellow); g.fill3DRect(390,height-tower_height, tower_width, tower_height, true); //drawing all the rings g.setColor(Color.black); for(int j=0;j g.setColor(new Color(20*j+55,200-20*j,20*j+55)); g.fill3DRect(rings.which_x[j]-rings.ring_size[j]/2, rings.which_y[j], rings.ring_size[j], 30, true); } //Congratulation if(win){ g.setColor(Color.white); g.drawString("Congratulation!!!",150,150); } } public synchronized boolean mouseDown(Event evt, int x, int y) { for(int k=0; k if(rings.order[k] == towers.num_rings[rings.which_tower[k]]) { if((x>=(rings.which_x[k]-rings.ring_size[k]/2))&&(x<=((rings.which_x[k]-rings.ring_size[k]/2)+rings.ring_size[k]))){ if((y>=rings.which_y[k])&&(y<=(rings.which_y[k]+30))){ pick_ring = k; }}}} return true; } public synchronized boolean mouseDrag(Event evt, int x, int y) { if(pick_ring!=1000){ rings.which_x[pick_ring] = x; rings.which_y[pick_ring] = y; //repaint(1,x-40,y-40,rings.ring_size[pick_ring]*5,200); repaint(); } return true; } public synchronized boolean mouseUp(Event evt, int x, int y) { if(pick_ring!=1000){ if((140>=rings.which_x[pick_ring])&&(100<=(rings.which_x[pick_ring]+rings.ring_size[pick_ring]))&&(rings.ring_size[pick_ring] ++towers.num_rings[0]; --towers.num_rings[rings.which_tower[pick_ring]]; rings.which_tower[pick_ring] = 0; rings.which_x[pick_ring] = 100; rings.order[pick_ring] = towers.num_rings[0]; rings.which_y[pick_ring] = 400-30*towers.num_rings[0]; } else if((280>=rings.which_x[pick_ring])&&(240<=(rings.which_x[pick_ring]+rings.ring_size[pick_ring]))&&(rings.ring_size[pick_ring] ++towers.num_rings[1]; --towers.num_rings[rings.which_tower[pick_ring]]; rings.which_tower[pick_ring] = 1; rings.which_x[pick_ring] = 250; rings.order[pick_ring] = towers.num_rings[1]; rings.which_y[pick_ring] = 400-30*towers.num_rings[1]; } else if((430>=rings.which_x[pick_ring])&&(390<=(rings.which_x[pick_ring]+rings.ring_size[pick_ring]))&&(rings.ring_size[pick_ring] ++towers.num_rings[2]; --towers.num_rings[rings.which_tower[pick_ring]]; rings.which_tower[pick_ring] = 2; rings.which_x[pick_ring] = 400; rings.order[pick_ring] = towers.num_rings[2]; rings.which_y[pick_ring] = 400-30*towers.num_rings[2]; } else{ rings.which_x[pick_ring] = rings.old_x[pick_ring]; rings.which_y[pick_ring] = 400-30*towers.num_rings[rings.which_tower[pick_ring]]; } } rings.old_x[pick_ring] = rings.which_x[pick_ring]; pick_ring = 1000; //recompute the to_size for all towers for(int z=0;z if(rings.order[z] == towers.num_rings[rings.which_tower[z]]){ towers.top_size[rings.which_tower[z]] = rings.ring_size[z]; } } //see if the user wins for(int t=0;t<3;++t){ if((t!=0)&&(towers.num_rings[t] == num_rings)){ win = true; } if(towers.num_rings[t] == 0){ towers.top_size[t] = 1000; } } repaint(); return true; } public void start(){ if(going == null){ going = new Thread(this); going.start(); } } public void stop() { going = null; } /* private Image offScreenImage; private Dimension offScreenSize; private Graphics offScreenGraphics; public final synchronized void update (Graphics g){ Dimension d = size(); if((offScreenImage == null) || (d.width !=offScreenSize.width) || (d.height != offScreenSize.height)) { offScreenImage = createImage(d.width, d.height); offScreenSize = d; offScreenGraphics = offScreenImage.getGraphics(); } paint(offScreenGraphics); g.drawImage(offScreenImage, 0, 0, null); } */ public void run() { while (going!=null) { try {Thread.sleep(100);} catch (InterruptedException e){} repaint(1,0,0,500,45); //repaint(); } going = null; } public void reset(boolean filled, int num_blocks) { win = false; num_rings = num_blocks; towers.reset(num_rings); rings.reset(num_rings); repaint(); } } class TowerControl extends Panel { TextField s; TextField e; TowerPanel pa; public TowerControl(TowerPanel pa) { this.pa = pa; add(s = new TextField("8", 4)); add(new Button("Reset Blocks Number")); } public boolean action(Event ev, Object arg) { if (ev.target instanceof Button) { String label = (String)arg; pa.reset(label.equals("Reset Blocks Number"), Integer.parseInt(s.getText().trim())); return true; } return false; } }/* Interactive Tower of Hanoi *\
