public void paint(Graphics g) {
g.setColor(getForeground());
g.setPaintMode();
for (Enumeration e = lines.elements(); e.hasMoreElements(); ) {
CanvasLine l = (CanvasLine) e.nextElement();
l.draw(g);
}
}
public void createLine(Vector coords, CanvasProp prop) {
CanvasLine l = new CanvasLine(this);
l.coords = coords;
l.prop = prop;
lines.addElement(l);
}