private void ProcessNodeConnections(GraphvizTableRow row, GraphvizNode node)
{
if (ConnIndex <= 0)
{
return;
}
string connections = row[ConnIndex].Value;
if (string.IsNullOrEmpty(connections))
{
return;
}
var nodes = connections.Split(new string[] { ",", ";" }, StringSplitOptions.RemoveEmptyEntries);
foreach (var n in nodes)
{
string dest = n.Trim();
if (!string.IsNullOrEmpty(dest))
{
AddEdgeIfNotExist(node.Name, dest, GraphvizEdge.EdgeDir.Normal);
}
}
}
private void ProcessNode(GraphvizTableRow row)
{
GraphvizNode node = AddNodeIfNotExist(row[0].Value);
ProcessNodeAttributes(row, node);
ProcessNodeConnections(row, node);
}
private GraphvizNode AddNodeIfNotExist(string name)
{
GraphvizNode node = DotModel.FindNode(name);
if (node == null)
{
node = new GraphvizNode(name);
DotModel.Add(node);
}
return(node);
}
private void ProcessNodeAttributes(GraphvizTableRow row, GraphvizNode node)
{
if (LabelIndex >= 0)
{
string label = row[LabelIndex]?.Value;
node.Label = label?.Trim();
}
if (ShapeIndex >= 0)
{
string shape = row[ShapeIndex]?.Value;
node.Shape = shape?.Trim();
}
if (ColorIndex >= 0)
{
string color = row[ColorIndex]?.Value;
node.FillColor = color?.Trim();
}
}
public void Add(GraphvizNode node) => Nodes.Add(node);
