public override void DoMouseMove()
{
if (myLink != null && myLink.ToPort != null)
{
GoPort p = myLink.ToPort.GoObject as GoPort;
if (p != null)
{
p.Position = this.LastInput.DocPoint;
FlowBlock gn = this.View.PickObject(true, false, this.LastInput.DocPoint, true) as FlowBlock;
if (gn != null && gn != this.Predecessor && !FlowView.IsLinked(this.Predecessor, gn))
{
GoPort nearest = FindNearestPort(this.LastInput.DocPoint, gn);
if (nearest != null)
{
p.Position = nearest.Position;
p.ToSpot = nearest.ToSpot;
}
}
}
}
}
public override void DoMouseDown()
{
if (this.Predecessor == null)
{
FlowBlock gn = this.View.PickObject(true, false, this.LastInput.DocPoint, true) as FlowBlock;
if (gn == null)
{
return;
}
if (!gn.IsPredecessor)
{
return;
}
this.Predecessor = gn;
MainBase.App.SetStatusMessage("From block " + this.Predecessor.Text);
MakeTemporaryLink();
}
else
{
FlowBlock gn = this.View.PickObject(true, false, this.LastInput.DocPoint, true) as FlowBlock;
if (gn != null && gn != this.Predecessor && !FlowView.IsLinked(this.Predecessor, gn))
{
// delete the temporary link
this.View.Layers.Default.Remove(myLink);
myLink = null;
// create the link in the design
GoPort nearest = FindNearestPort(this.LastInput.DocPoint, gn);
IGoLink link = this.View.CreateLink(this.Predecessor.BottomPort, nearest);
if (link != null)
{
this.TransactionResult = "New link";
this.View.RaiseLinkCreated(link.GoObject);
this.View.Selection.Select(link.GoObject);
}
StopTool();
}
}
}