package phone.mediaSound.game.jigsaw;

import java.io.IOException;
import java.util.Date;
import java.util.Random;
import java.util.Timer;
import java.util.TimerTask;
import java.util.Vector;

import javax.microedition.lcdui.Command;
import javax.microedition.lcdui.CommandListener;
import javax.microedition.lcdui.Display;
import javax.microedition.lcdui.Displayable;
import javax.microedition.lcdui.Form;
import javax.microedition.lcdui.Graphics;
import javax.microedition.lcdui.Image;
import javax.microedition.lcdui.game.GameCanvas;
import javax.microedition.lcdui.game.LayerManager;
import javax.microedition.lcdui.game.TiledLayer;
import javax.microedition.midlet.MIDlet;
import javax.microedition.midlet.MIDletStateChangeException;

public class MyCanvas extends GameCanvas implements Runnable, CommandListener {
	private Form form;

	private Command cmdBack;

	private Display display;

	private Image image;

	private TiledLayer tilerd;

	private Vector vc;

	private Graphics g;

	private LayerManager manager;

	private int data[][];// 用來表示每一網格的狀態的數組，每個元素的只是 圖像tilerd的序號

	private int x, y;

	private int count = 0;

	private JigsawMain pt;

	public MyCanvas(JigsawMain pt, Display display) {
		super(true);
		this.pt = pt;
		this.display = display;
		cmdBack = new Command("back", Command.BACK, 1);
		data = new int[4][4];
		g = this.getGraphics();
		manager = new LayerManager();
		vc = new Vector();
		try {
			image = Image
					.createImage("/phone/mediaSound/game/jigsaw/pictures/1.png");
		} catch (IOException e) {
			e.printStackTrace();
		}
		tilerd = new TiledLayer(3, 3, image, image.getWidth() / 3, image
				.getHeight() / 3);
		for (int i = 1; i < 9; i++) {//
			vc.addElement(i + "");
		}
		for (int j = 0; j < 3; j++) {
			for (int i = 0; i < 3; i++) {
				if (vc.size() > 0) {
					int temp = Math.abs((new Random(((new Date()).getTime())))
							.nextInt());
					temp = temp % vc.size();
					int m = Integer.parseInt(vc.elementAt(temp).toString());
					tilerd.setCell(i, j, m);
					vc.removeElementAt(temp);
					data[j][i] = m;
				}
			}
		}
		data[2][2] = 0;// 確定右下角的為空白
		x = 2;
		y = 2;

		manager.append(tilerd);
		manager.paint(g, 0, 0);

		Thread th = new Thread(this);
		th.start();

	}

	public void run() {
		while (true) {
			try {
				int key = this.getKeyStates();
				// System.out.println(key);
				if ((key & this.DOWN_PRESSED) != 0) {
					if (x > 0) {
						x = x - 1;
						data[x + 1][y] = data[x][y];
						data[x][y] = 0;
						tilerd.setCell(y, x, data[x][y]);
						tilerd.setCell(y, x + 1, data[y][x + 1]);
						count++;
					}
				}
				if ((key & this.UP_PRESSED) != 0) {
					if (x < 2) {
						x = x + 1;
						data[x - 1][y] = data[x][y];
						data[x][y] = 0;
						tilerd.setCell(y, x, 0);
						tilerd.setCell(y, x - 1, data[x - 1][y]);
						count++;
					}
				}
				if ((key & this.LEFT_PRESSED) != 0) {
					if (y < 2) {
						data[x][y] = data[x][y + 1];
						data[x][y + 1] = 0;
						tilerd.setCell(y, x, data[x][y]);
						tilerd.setCell(y + 1, x, data[x][y + 1]);
						y = y + 1;
						count++;
					}
				}
				if ((key & this.RIGHT_PRESSED) != 0) {
					if (y > 0) {
						data[x][y] = data[x][y - 1];
						data[x][y - 1] = 0;
						tilerd.setCell(y, x, data[x][y]);
						tilerd.setCell(y - 1, x, data[x][y - 1]);
						y = y - 1;
						count++;
					}
				}
				g.fillRect(0, 0, 240, 240);// 圖像區域內重畫
				manager.paint(g, 0, 0);
				this.flushGraphics();
				for (int i = 0; i < 3; i++) {
					for (int j = 0; j < 3; j++) {
						if (i != 2 && j != 2) {
							if (data[i][j] != i * 3 + j + 1) {
								break;
							}
						}
					}
				}
				if (count == 20) {
					String str = Integer.toString(count);
					form = new Form("");
					form.append("你共走了" + str + "步");

					form.addCommand(cmdBack);
					form.setCommandListener(this);
					display.setCurrent(form);
					break;
				}

				// Timer t1 = new Timer();
				// Time time=new Time();
				// t1.schedule(time, 0, 1000);

				Thread.sleep(200);
			} catch (Exception e) {
				e.printStackTrace();
			}
		}

	}

	public void commandAction(Command command, Displayable dis) {
		if (command == cmdBack) {
			pt.show();
		}

	}
}