public void AddEdge(IEdge edge)
{
if (IsEdgeExcluded(edge))
{
return;
}
String edgeRealizerName = edgeRealizerOverride ?? realizers.GetEdgeRealizer(edge.Type, dumpInfo);
String edgeName = graph.GetElementName(edge);
String srcName = graph.GetElementName(edge.Source);
String tgtName = graph.GetElementName(edge.Target);
if (edge.Source != edge.Target)
{
GroupNodeType srcGroupNodeType = dumpInfo.GetGroupNodeType(edge.Source.Type);
GroupNodeType tgtGroupNodeType = dumpInfo.GetGroupNodeType(edge.Target.Type);
INode groupNodeFirst = null, groupNodeSecond = null;
if (tgtGroupNodeType != null)
{
groupNodeFirst = edge.Target;
}
if (srcGroupNodeType != null)
{
if (groupNodeFirst == null)
{
groupNodeFirst = edge.Source;
}
else if (srcGroupNodeType.Priority > tgtGroupNodeType.Priority)
{
groupNodeSecond = groupNodeFirst;
groupNodeFirst = edge.Source;
}
else
{
groupNodeSecond = edge.Source;
}
}
GroupMode grpMode = GroupMode.None;
bool groupedNode = false;
if (groupNodeFirst != null)
{
groupedNode = TryGroupNode(groupNodeFirst, edge, srcName, tgtName, srcGroupNodeType, tgtGroupNodeType, ref grpMode);
if (!groupedNode && groupNodeSecond != null)
{
groupedNode = TryGroupNode(groupNodeSecond, edge, srcName, tgtName, srcGroupNodeType, tgtGroupNodeType, ref grpMode);
}
}
// If no grouping rule applies, grpMode is GroupMode.None (= 0)
if ((grpMode & GroupMode.Hidden) != 0)
{
hiddenEdges[edge] = true;
isDirty = true;
isLayoutDirty = true;
return;
}
}
ycompStream.Write("addEdge \"e" + edgeName + "\" \"n" + srcName + "\" \"n" + tgtName
+ "\" \"" + edgeRealizerName + "\" \"" + GetElemLabel(edge) + "\"\n");
foreach (AttributeType attrType in edge.Type.AttributeTypes)
{
string attrTypeString;
string attrValueString;
EncodeAttr(attrType, edge, out attrTypeString, out attrValueString);
ycompStream.Write("changeEdgeAttr \"e" + edgeName + "\" \"" + attrType.OwnerType.Name + "::" + attrType.Name + " : "
+ attrTypeString + "\" \"" + attrValueString + "\"\n");
}
isDirty = true;
isLayoutDirty = true;
}
