How to use

mouseDragged

method

in

org.jgraph.graph.BasicMarqueeHandler

public void mouseDragged(MouseEvent e)
{
  if (startPort != null)
  {
    mouseMoved(e);
  }
  else
  {
    super.mouseDragged(e);
  }
}

public void mouseDragged(MouseEvent e) {
  autoscroll(graph, e.getPoint());
  if (graph.isEnabled()) {
    if (handler != null && handler == marquee)
      marquee.mouseDragged(e);
    else if (handler == null && !isEditing(graph) && focus != null) {
      if (!graph.isCellSelected(focus.getCell())) {
        selectCellForEvent(focus.getCell(), e);
        cell = null;
      }
      if (handle != null)
        handle.mousePressed(e);
      handler = handle;
    }
    if (handle != null && handler == handle)
      handle.mouseDragged(e);
  }
}

/**
 *  Description of the Method
 *
 *@param  e  Description of Parameter
 */
public void mouseDragged(MouseEvent e) {
  // If remembered Start Point is Valid
  if (start != null && !e.isConsumed()) {
    // Fetch getGraph()ics from Graph
    Graphics g = getGraph().getGraphics();
    // Xor-Paint the old Connector (Hide old Connector)
    paintConnector(Color.black, getGraph().getBackground(), g);
    // Reset Remembered Port
    port = getTargetPortAt(e.getPoint());
    // If Port was found then Point to Port Location
    if (port != null) {
      current = convert(getGraph().toScreen(port.getLocation(null)));
    }
    // Else If no Port was found then Point to Mouse Location
    else {
      current = convert(getGraph().snap(e.getPoint()));
    }
    // Xor-Paint the new Connector
    paintConnector(getGraph().getBackground(), Color.black, g);
    // Consume Event
    e.consume();
  }
  // Call Superclass
  super.mouseDragged(e);
}