private void deleteInvisibleNodes(GoLayoutForceDirectedNetwork net)
{
IList <GoLayoutForceDirectedNode> invisibleNodes = new List <GoLayoutForceDirectedNode>();
foreach (GoLayoutForceDirectedNode netNode in net.Nodes)
{
if (netNode.GoObject == null || !netNode.GoObject.Visible)
{
invisibleNodes.Add(netNode);
}
}
foreach (var node in invisibleNodes)
{
net.DeleteNode(node);
}
IList <GoLayoutForceDirectedLink> invisibleLinks = new List <GoLayoutForceDirectedLink>();
foreach (GoLayoutForceDirectedLink netLink in net.Links)
{
if (netLink.GoObject == null || !netLink.GoObject.Visible)
{
invisibleLinks.Add(netLink);
}
}
foreach (var Link in invisibleLinks)
{
net.DeleteLink(Link);
}
}
private void insertExternalNeighborLinks(IContainerNode parentContainerNode, GoLayoutForceDirectedNetwork net)
{
foreach (var childContainerNode in parentContainerNode.GetDirectChildren <IContainerNode>())
{
foreach (var neighborhoodNode in childContainerNode.GetLinkedNodes <INeighborhoodNode>())
{
if (!parentContainerNode.ContainsChildNode(neighborhoodNode, true))
{
var otherContainerNode = neighborhoodNode.GetOtherContainerNode(childContainerNode);
var nodeOnBoundary = new GoLayoutForceDirectedNode();
var pos = neighborhoodNode.Location;
bool pointExists = GoObject.GetNearestIntersectionPoint(parentContainerNode.Bounds, otherContainerNode.Center, childContainerNode.Center, out pos);
if (!pointExists)
{
continue;
}
//to be not deleted due to invisible node, seems to set also the position
nodeOnBoundary.GoObject = neighborhoodNode as GoObject;
nodeOnBoundary.IsFixed = true;
nodeOnBoundary.UserFlags = NodeLayoutType.REMOTE_CONTAINER_BOUNDARY_NODE;
//set Position after setting GoObject, because setting GoObject seems to set position
nodeOnBoundary.Position = pos;
net.AddNode(nodeOnBoundary);
net.LinkNodes(net.FindNode(childContainerNode as GoObject), nodeOnBoundary, neighborhoodNode as GoObject);
}
}
}
}
private void PrintLinks(string prefix, GoLayoutForceDirectedNetwork net)
{
string text = "";
foreach (var netLink in net.Links)
{
text += NodeText(netLink.FromNode) + "-" + NodeText(netLink.ToNode) + "; ";
}
Console.WriteLine(prefix + " " + text + "\n");
}
private void PrintNodes(string prefix, GoLayoutForceDirectedNetwork net)
{
string text = "";
foreach (var netNode in net.Nodes)
{
text += NodeText(netNode) + NodePosition(netNode) + "; ";
}
Console.WriteLine(prefix + " " + text + "\n");
}
private void setNodeType(GoLayoutForceDirectedNetwork net, IList <IHasLayoutInfo> freeNodes)
{
foreach (GoLayoutForceDirectedNode netNode in net.Nodes)
{
IHasLayoutInfo hasLayoutInfo = netNode.GoObject as IHasLayoutInfo;
if (hasLayoutInfo != null && netNode.UserFlags == 0)
{
netNode.IsFixed = hasLayoutInfo.LocationFixed ||
hasLayoutInfo.IsAnImplementationOf <PortNode>() ||
(freeNodes != null && !freeNodes.Contains(hasLayoutInfo));
netNode.UserFlags = hasLayoutInfo.UserFlags;
// position linkless nodes by gravitational force (fix positioning seems not so easy because of moving bounds)
if (netNode.LinksCount == 0)
{
netNode.UserFlags = NodeLayoutType.LINKLESS_NODE; //try to position linkless nodes by grav force,
}
}
}
}
private void replaceInnerNeighborhoodNodesByDirectLinks(IContainerBase containerBase, GoLayoutForceDirectedNetwork net)
{
// replace neighborhood nodes and neighbor links by direct links between the nodes they connect (ContainerNodes or PortNodes)
foreach (var neighborHoodNode in containerBase.GetDirectChildren <INeighborhoodNode>())
{
var fromLink = net.FindLink(neighborHoodNode.FirstNeighborLink as GoObject);
var toLink = net.FindLink(neighborHoodNode.SecondNeighborLink as GoObject);
if (fromLink == null || toLink == null)
{
continue;
}
var netLink = new GoLayoutForceDirectedLink {
FromNode = fromLink.ToNode, ToNode = toLink.ToNode
};
netLink.GoObject = neighborHoodNode as GoObject;
netLink.Length = Config.BaseSpringLength * Config.RelativeSpringLengthOf[NodeLayoutType.CONTAINER_NODE, NodeLayoutType.CONTAINER_NODE].Value;
netLink.Stiffness = Config.BaseSpringLength * Config.RelativeSpringStiffnessOf[NodeLayoutType.CONTAINER_NODE, NodeLayoutType.CONTAINER_NODE].Value;
net.DeleteNode(neighborHoodNode as GoObject);
net.AddLink(netLink);
}
}
