public static GraphvizTable MakeTable(TextDocument document, int offset)
{
DocumentLine line = GetTableHeaderLine(document, offset);
if (line == null)
{
return(null);
}
GraphvizTable table = new GraphvizTable();
while (line != null)
{
string rowText = document.GetText(line).Trim();
var row = ToRow(rowText);
if (row?.CellCount > 0)
{
table.Add(row);
line = line.NextLine;
}
else
{
break;
}
}
if (table.RowCount > 1)
{
return(table);
}
else
{
return(null);
}
}
private string MakeGraphvizDot(GraphvizTable table)
{
string contents = MakeGraphvizDotContent(table);
if (string.IsNullOrEmpty(contents))
{
return(null);
}
StringBuilder sb = new StringBuilder();
sb.Append("digraph")
.Append('{')
.Append(GetGraphDef())
.Append(contents)
.Append('}');
return(sb.ToString());
}
private string MakeGraphvizDotContent(GraphvizTable table)
{
if ((table == null) || (table.RowCount < 2))
{
return(null);
}
GraphvizTableRow header = table[0];
ShapeIndex = header.Index("Shape");
LabelIndex = header.Index("Label");
ConnIndex = header.Index("Connections");
ColorIndex = header.Index("Color");
for (int i = 1; i < table.RowCount; i++)
{
GraphvizTableRow row = table[i];
bool? isNode = row[0].IsDotNode();
if (!isNode.HasValue)
{
return(null);
}
if (isNode.Value)
{
if (row[0].Value.Contains(":"))
{
DotModel.Add(new GraphvizRankNode(row[0].Value));
}
else
{
ProcessNode(row);
}
}
else
{
ProcessEdge(row);
}
}
return(DotModel.GetDotString());
}