Thread: output did not appear

Hai i have a coding for game here, unfortunely after i run this coding nothing display as output. PLease would you recheck and correct my coding. For your inform i am using JEcreator software to buld this coding


package cc.conroy.kf;

import java.awt.Color;
import java.awt.Font;
import java.awt.Graphics;
import java.awt.GraphicsDevice;
import java.awt.GraphicsEnvironment;
import java.awt.event.MouseEvent;
import java.awt.event.MouseListener;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Random;

import javax.swing.JWindow;

public class KidWindow1 extends JWindow implements MouseListener {
private static int SIZE = 200;

private GraphicsDevice monitor;

private Color[] colors = {
// Purple
new Color(153, 0, 204),
// Pink
new Color(255, 153, 204),
// Orange
new Color(255, 153, 0),
// Red
new Color(255, 0, 0),
// Blue
new Color(0, 0, 255),
// Green
new Color(0, 204, 0),
// Yellow
new Color(255, 255, 102),
// Grey
new Color(153, 153, 153), };

private enum STATE {
NEW, STARTED, DONE
};

private static STATE currState = STATE.NEW;

public KidWindow1() {
super();

monitor = GraphicsEnvironment.getLocalGraphicsEnvironment()
.getDefaultScreenDevice();

createBoard();

if (monitor.isFullScreenSupported())
monitor.setFullScreenWindow(this);
addMouseListener(this);
}

private void newGame() {
currState = STATE.NEW;
createBoard();
repaint();
}

int clickedCount = 0;
public void mouseClicked(MouseEvent e) {
System.out.println(currState);
if (currState == STATE.DONE) {
newGame();
return;
}

int x = e.getX();
int y = e.getY();

for (BoardItem item : board) {
if (item.matched)
continue;

if (x >= item.x && x <= item.x + SIZE &&
y >= item.y && y <= item.y + SIZE) {
if (item.clicked) {
clickedCount--;
item.clicked = false;
} else {
item.clicked = true;

if (clickedCount == 1) {
clickedCount = 0;
if (checkMatches()) {
if (checkFinish()) {
currState = STATE.DONE;
if (SIZE > 50)
SIZE = SIZE - 50;
else
SIZE = 20;
}
}

continue;
}

clickedCount++;
}
}
}

repaint();
}

public boolean checkFinish() {
for (BoardItem item : board) {
if (!item.matched)
return false;
}
return true;
}

public boolean checkMatches() {
List<BoardItem> list = new ArrayList<BoardItem>();
for (BoardItem item : board) {
if (item.clicked) {
list.add(item);
item.clicked = false;
}
}

boolean matched = false;
Color c = null;
for (BoardItem item : list) {
if (c == null)
c = item.color;
else if (item.color == c)
matched = true;
}

if (matched)
for (BoardItem item : list)
item.matched = true;

return matched;
}


class BoardItem {
int x;
int y;
Color color;
boolean clicked;
boolean matched;
}

private BoardItem[] board = new BoardItem[16];
private void createBoard() {
final int padding = 10;
final int rowscols = 4;
int startx = (monitor.getDisplayMode().getWidth() - (SIZE * rowscols + (padding * rowscols))) / 2;
int starty = (monitor.getDisplayMode().getHeight() - (SIZE * rowscols + (padding * rowscols))) / 2;
int itemCount = 0;
for (int i = startx; i < startx + padding + SIZE * rowscols; i = i + SIZE
+ padding) {
for (int j = starty; j < starty + padding + SIZE * rowscols; j = j
+ SIZE + padding) {
BoardItem item = new BoardItem();
item.color = getUnusedColor();
item.clicked = false;
item.matched = false;
item.x = i;
item.y = j;
board[itemCount] = item;
itemCount++;
}
}
usedMap = null;
}

private void drawBoard() {
createBufferStrategy(2);
Graphics g = getBufferStrategy().getDrawGraphics();

g.setColor(Color.BLACK);
g.fillRect(0, 0, monitor.getDisplayMode().getWidth(), monitor
.getDisplayMode().getHeight());

for (BoardItem item : board) {
if (item.matched)
g.setColor(Color.BLACK);
else if (item.clicked)
g.setColor(Color.WHITE);
else
g.setColor(item.color);
g.fillRoundRect(item.x, item.y, SIZE, SIZE, 2, 2);
}

g.dispose();
getBufferStrategy().show();
currState = STATE.STARTED;
}

private void drawFinish() {
createBufferStrategy(2);
Graphics g = getBufferStrategy().getDrawGraphics();

g.setColor(Color.BLACK);
g.fillRect(0, 0, monitor.getDisplayMode().getWidth(), monitor
.getDisplayMode().getHeight());

g.setColor(Color.GREEN);

g.setFont(new Font("TimesRoman", Font.PLAIN, 44));
g.drawString("GOOD JOB!", 100, 100);

g.dispose();
getBufferStrategy().show();
}

public void paint(Graphics g) {
if (currState == STATE.NEW || currState == STATE.STARTED)
drawBoard();

else if (currState == STATE.DONE)
drawFinish();
}

HashMap<Integer, Integer> usedMap = null;
public Color getUnusedColor() {
if (usedMap == null)
usedMap = new HashMap<Integer, Integer>();

Random r = new Random();
boolean used = true;
int index;
do {

index = r.nextInt(8);
if (usedMap.get(index) == null) {
usedMap.put(index, 1);
used = false;
} else if (usedMap.get(index) == 1) {
usedMap.put(index, 2);
used = false;
}
} while (used);

return colors[index];
}

public void close() {
monitor.setFullScreenWindow(null);
}

public void mouseEntered(MouseEvent arg0) {
// TODO Auto-generated method stub

}

public void mouseExited(MouseEvent arg0) {
// TODO Auto-generated method stub

}

public void mousePressed(MouseEvent arg0) {
// TODO Auto-generated method stub

}

public void mouseReleased(MouseEvent arg0) {
// TODO Auto-generated method stub

}
}