private void Drop (MouseEvent ev)
{
switch (state) {
case stateDrag:
state = stateIdle;
CheckResize ();
break;
case stateCreate:
CGNode node = new CGNode (ev.getX(), ev.getY(), "something",
getFontMetrics (getFont()),
!curnode.IsConcept());
curnode.AddChild (node, curarrow);
node.SetParent (curnode, curarrow);
ToBottom (curarrow);
Add (node);
if (!node.IsConcept()) {
int x = ev.getX() + node.Bbox().width + layoutXDist;
CGNode node2 = new CGNode (x, ev.getY(), "something",
getFontMetrics (getFont()),
true);
CGArrow arrow2 = new CGArrow (0, 0, 0, 0);
node.AddChild (node2, arrow2);
node2.SetParent (node, arrow2);
Add (node2);
Add (arrow2);
ToBottom (arrow2);
}
state = stateIdle;
NotifyViewers();
break;
}
ShowStatus (ev.getX(), ev.getY());
}
public void actionPerformed( ActionEvent e )
{
String s = e.getActionCommand();
if (s == null)
return;
String menuname = (String)menumap.get (curnode.GetType(true));
Hashtable templates = (Hashtable)menus.get (menuname);
ConceptualGraph cg = (ConceptualGraph)templates.get(s);
AutoUpdateOff ();
CGNode top = ConvertInput (cg);
CGArrow arrow = new CGArrow (0, 0, 0, 0);
Add (arrow);
ToBottom (arrow);
curnode.AddChild (top, arrow);
top.SetParent (curnode, arrow);
Layout (curnode);
AutoUpdateOn ();
NotifyViewers ();
}
private CGNode ConvertInput (ConceptualGraph cg)
{
StringBuffer ostr = new StringBuffer();
cg.getNode().print (ostr);
String s = ostr.toString();
s = s.substring (1, s.length()-1);
CGNode node = new CGNode (0, 0, s, getFontMetrics(getFont()),
cg.getNode() instanceof ConceptNode);
Add (node);
ConceptualGraph cg2;
for (cg2 = cg.getWidth(); cg2 != null; cg2 = cg2.getDepth()) {
CGNode node2 = ConvertInput (cg2);
CGArrow arrow2 = new CGArrow (0, 0, 0, 0);
Add (arrow2);
ToBottom (arrow2);
node.AddChild (node2, arrow2);
node2.SetParent (node, arrow2);
}
return node;
}