package spielen;

import java.awt.Canvas;
import java.awt.Color;
import java.awt.Dimension;
import java.awt.Point;
import java.awt.event.MouseEvent;
import java.awt.event.MouseMotionListener;
import java.awt.Graphics;
import java.awt.Graphics2D;
import java.awt.event.MouseListener;
import java.awt.image.BufferedImage;
import java.util.ArrayList;

import javax.swing.JComponent;


public final class Spieloberflaeche extends JComponent implements MouseMotionListener {

	/**
	 * auto-generated serialVersionUID.
	 */
	private static final long serialVersionUID = 1L;
	/**
	 * Height of the field.
	 */
	private static final int HEIGHT = 480;
	/**
	 * Width of the field.
	 */
	private static final int WIDTH = 480;
	/**
	 * Anzahl Boxen in einer Reihe.
	 */
	public static final int BOX_COUNT = 8;

	public static final int BOX_SIZE = 60;
	/**
	 * The mainImage as a BufferedImage.
	 */
	private BufferedImage mainImage;
	/**
	 * Auswahlbox.
	 */
	private BufferedImage box;
	/**
	 * Gives the dimension of the field.
	 */
	private Dimension dimension = new Dimension(WIDTH, HEIGHT);

	Point position = new Point(0, 0);

	/**
	 * Creates a new JCompontet-Field.
	 */
	public Spieloberflaeche() {
		initImage();
		this.setSize(dimension);
		this.setPreferredSize(dimension);
		this.setMinimumSize(dimension);
		this.setMaximumSize(dimension);
		this.addMouseMotionListener(this);
		this.setVisible(true);
		this.repaint();
	}

	/**
	 * Initializes the mainImage of the field and draws Rect.
	 */
	private void initImage() {
		this.mainImage = new BufferedImage(WIDTH, HEIGHT,
				BufferedImage.TYPE_INT_RGB);
		Graphics g = this.mainImage.getGraphics().create();

		g.setColor(new Color(219, 244, 214));
		g.fillRect(0, 0, WIDTH, HEIGHT);
		this.box = new BufferedImage(WIDTH / BOX_COUNT, HEIGHT / BOX_COUNT,
				BufferedImage.TYPE_INT_RGB);
		g = this.box.getGraphics().create();
		g.setColor(new Color(84, 190, 87));
		g.fillRect(0, 0, WIDTH / BOX_COUNT, HEIGHT / BOX_COUNT);



		}


	/**
	 * Overrides paintComponent to draw the mainImage and super method stuff.
	 *
	 * @param g
	 *            Graphic that has to be painted
	 */
	@Override
	public void paintComponent(final Graphics g) {
		super.paintComponent(g);
		g.drawImage(this.mainImage, 0, 0, WIDTH, HEIGHT, null);
		g.drawImage(this.box, position.x * BOX_SIZE, position.y * BOX_SIZE, BOX_SIZE, BOX_SIZE, null);

		g.setColor(Color.black);
		for (int i= 0; i<8; i++){
			g.drawLine(BOX_SIZE*i, 0, BOX_SIZE*i, 480);
			g.drawLine(0, BOX_SIZE*i, 480, BOX_SIZE*i);
		}
	}

	@Override
	public void mouseDragged(MouseEvent e) {
		// TODO Auto-generated method stub

	}

	@Override
	public void mouseMoved(MouseEvent e) {
		position = e.getPoint();
		position.x = position.x/BOX_SIZE;
		position.y = position.y/BOX_SIZE;
		repaint();
	}
}