Tile.java

package kablewie;

import javax.swing.*;
import java.awt.*;
import java.awt.event.*;
import java.io.IOException;

/**
 * @file Tile.java
 * @author Adina Ardeleanu, Ben Harris, Neycho Neychev
 * @date 04 Dec 2015
 * @see Game.java, Board.java, Mine.java for related information.
 *
 * Assign tile attributes to the grid from board.
 */
public class Tile extends JButton {
	private boolean m_flag = false;
    private int m_x;
    private int m_y;
    public static final int TILE_SIZE = 20;
    private boolean m_revealed = false;
    
	/**
	 * A constructor taking two arguments 
	 * and returning a new instance of Tile.
	 * @param x an integer argument.
	 * @param y an integer argument.
	 * @return new Tile object
	 */
    public Tile(int x, int y) {
        m_x = x;
        m_y = y;
        setPreferredSize(new Dimension(TILE_SIZE, TILE_SIZE));
        addHandler();
    }
    
	/**
	 * An accessor method taking in no arguments and returning the
	 * instance of a tile we are currently accessing. 
	 * @return the current tile
	 */
    public Tile getThis() {
        return this;
    }
	
    /**
     * An accessor method taking in no arguments and returning 
     * the x-axis value of the current tile.
     * @return the x-axis value of the tile
     */
    public int getPosX() {
        return m_x;
    }
    
	/**
	 * An accessor method taking in no arguments and returning 
	 * the y-axis value of the current tile.
	 * @return the y-axis value of the tile
	 */
    public int getPosY() {
        return m_y;
    }
    
    /**
     * A method that assigns flag icons to the tiles when clicked.
     */
    public void toggleFlag() {
        m_flag = !m_flag;
        if (m_flag) {
        	setIcon(new ImageIcon(Game.class.getResource("/images/flag.png")));
        	((Board) getParent()).incrementNumberDiffused();
        } else {
        	setIcon(new JButton().getIcon());
        	((Board) getParent()).decrementNumberDiffused();
        }
    }
    
    /**
     * A method that checks if a tile is revealed yet
     * @return The boolean value of whether the tile has been revealed
     */
    public boolean isRevealed() {
    	return m_revealed;
    }
    
    /**
    * A method  taking an integer argument 
    * that assigns mine icons to the tiles.
    * @param mineCount an integer argument.
    */
    public void showGraphic(int mineCount) throws IOException {
            if (mineCount != 0) {
            	setIcon(new ImageIcon(
            		Game.class.getResource("/images/" + mineCount + ".png")));
            } else {
            	setIcon(new ImageIcon(
            		Game.class.getResource("/images/mine.png")));  
            }
            
            m_revealed = true;
    }
    
    /**
     * An assigning method taking in no argument and returning false.
     * @return returns false
     */
    public boolean hasMine() {
        return false;
    }
    
    /**
     * An assigning method taking in no argument and returning m_flag.
     * @return returns m_flag a boolean argument
     */
    public boolean hasFlag() {
        return m_flag;
    }
    
    /**
     * 
     */
    public void addHandler() {
        class MouseHandle implements MouseListener {
            public void mousePressed(MouseEvent e){
                if((e.getButton() == MouseEvent.BUTTON1) && isEnabled()
                		&& (getIcon() == new JButton().getIcon()))
                {
                    Board b = (Board) getParent();
                    b.reveal(getThis());
                }
                else if((e.getButton() == MouseEvent.BUTTON3) && isEnabled() 
                		&& ((getIcon() == new JButton().getIcon() || m_flag)))
                {
                	toggleFlag();
                	
                }
            }
            public void mouseReleased(MouseEvent e) {}
            public void mouseEntered(MouseEvent e) {}
            public void mouseExited(MouseEvent e) {}
            public void mouseClicked(MouseEvent e) {}
        }
        
        MouseHandle mh = new MouseHandle();
        this.addMouseListener(mh);
    }
}