* Paint this component.
*/
public void paintComponent(final Graphics graphics) {
super.paintComponent(graphics);
final GraphicsJAI g = GraphicsJAI.createGraphicsJAI((Graphics2D) graphics, this);
g.drawRenderedImage(image, gridToCoordinateSystem);
}
/**
* A convenience method showing a grid coverage. The application
* will be terminated when the user close the frame.