private void AddEdges()
{
foreach (var rel in data.AddVerticies())
{
if (rel.RelationType.Equals(RelationType.ManyToMany))
{
Edge e = (Edge)graph.AddEdge(rel.TableA.Name, rel.RelationType.ToString(), rel.TableB.Name);
e.Attr.ArrowheadAtTarget = ArrowStyle.None;
e.Attr.ArrowheadAtSource = ArrowStyle.None;
e.LabelText = rel.RelationType.ToString();
}
else if (rel.RelationType.Equals(RelationType.OneToMany))
{
toWayoneToMany(rel.TableA.Name, rel.TableB.Name, rel.RelationType.ToString());
}
else if (rel.RelationType.Equals(RelationType.ManyToOne))
{
toWayoneToMany(rel.TableB.Name, rel.TableA.Name, rel.RelationType.ToString());
}
else if (rel.RelationType.Equals(RelationType.OneToOne))
{
Edge e = (Edge)graph.AddEdge(rel.TableA.Name, rel.TableB.Name);
e.Attr.ArrowheadAtSource = ArrowStyle.Normal;
e.Attr.ArrowheadAtTarget = ArrowStyle.Normal;
e.LabelText = rel.RelationType.ToString();
}
}
}