praktikum-holons/src/ui/view/MyCanvas.java

package ui.view;

import java.awt.Graphics;
import java.awt.Image;
import java.awt.event.MouseEvent;
import java.awt.event.MouseListener;
import java.awt.image.BufferedImage;
import java.io.File;
import java.io.IOException;
import java.net.URL;
import java.util.LinkedList;

import javax.imageio.ImageIO;
import javax.swing.ImageIcon;
import javax.swing.JPanel;
import javax.swing.JScrollPane;
import javax.swing.event.MenuDragMouseEvent;

import javafx.util.Pair;

class MyCanvas extends JPanel implements MouseListener
{
	private Image img = null;      // Contains the image to draw on MyCanvas
	private int x = 0;
	private int y = 0;
	LinkedList<Pair<Integer,Integer>> choords = new LinkedList<>();
	
    public MyCanvas()
    {
    	
    	img = new ImageIcon(this.getClass().getResource("/Images/Dummy_House.png")).getImage().getScaledInstance(30, 30, java.awt.Image.SCALE_SMOOTH);
    	
    	
        this.addMouseListener(this);
    }

    public void paintComponent(Graphics g)
    {
        // Draws the image to the canvas
    	super.paintComponent(g);
    	for (Pair<Integer,Integer> xy : choords){
    		g.drawImage(img, xy.getKey(), xy.getValue(), null);
    	}
    }

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

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

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

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

	@Override
	public void mouseReleased(MouseEvent e) {
		/*
		x = e.getX();
        y = e.getY();

        Graphics g = img.getGraphics();
        System.out.println("Draw!");
		repaint();
		*/
	}
}