/* * CalibratorImagePanel.java */package itesm.gvision.apps.calibrator;import java.awt.image.*;import java.awt.*;import java.util.*;//----------------------------------------------------------------------------------/** * Shows an image and calibration points. * @author  hugo */public class CalibratorImagePanel extends javax.swing.JComponent {	/** Imagen actual */	BufferedImage image;		/** Puntos localizados */	Vector points = new Vector();			/** Creates a new instance of CalibratorImagePanel */	public CalibratorImagePanel() {	}		//----------------------------------------------------------------------------------	/**	 * Set the image to paint	 */	public void setImage(BufferedImage img)	{		this.image = img; // as a copy		this.setSize(img.getWidth(),  img.getHeight());		this.repaint();	}		//----------------------------------------------------------------------------------	/**	 * Add a new calibration point	 */	public void addPoint(Point p)	{		this.points.add(p);	}	//----------------------------------------------------------------------------------	/**	 * Add a new calibration point	 */	public void addPoint(int x, int y)	{		this.points.add(new Point(x,y));	}		//----------------------------------------------------------------------------------	/**	 * Clear all points	 */	public void clearPoints()	{		this.points.clear();	}		//----------------------------------------------------------------------------------	/**	 * Redefine paint method	 */	public void paint(Graphics g)	{		int sz = 5;		if (this.image != null){			g.drawImage(this.image, 0, 0, this);			g.setColor(Color.RED);			for(int i=0; i<this.points.size(); i++) {				Point p = (Point)this.points.get(i);				g.fillOval(p.x-sz/2, p.y-sz/2, sz, sz);			}		}	}	}