There is the code:
public class TestLargeScenario2
{
static string dataDir = RunExamples.GetDataDir_LoadSaveConvert();
public static void Run()
{
string visioStencil = dataDir + "Basic Shapes.vss";
const string rectangleMaster = "Rectangle";
const string connectorMaster = "Dynamic connector";
const int pageNumber = 0;
const double width = 1;
const double height = 1;
double pinX = 4.25;
double pinY = 9.5;
// Define values to construct the hierarchy
List<string> listPos = new List<string>(new string[] { "0", "0:0", "0:1", "0:2", "0:3", "0:4", "0:5", "0:6", "0:0:0", "0:0:1", "0:3:0", "0:3:1", "0:3:2", "0:6:0", "0:6:1" });
// Define a Hashtable to map the string name to long shape id
Hashtable shapeIdMap = new Hashtable();
// Create a new diagram
Diagram diagram = new Diagram(visioStencil);
diagram.Pages[pageNumber].PageSheet.PageProps.PageWidth.Value = 11;
foreach (string orgnode in listPos)
{
// Add a new rectangle shape
long rectangleId = diagram.AddShape(pinX++, pinY++, width, height, rectangleMaster, pageNumber);
// Set the new shape's properties
Shape shape = diagram.Pages[pageNumber].Shapes.GetShape(rectangleId);
shape.Text.Value.Add(new Txt(orgnode));
shape.Name = orgnode;
shapeIdMap.Add(orgnode, rectangleId);
}
// Create connections between nodes
foreach (string orgName in listPos)
{
int lastColon = orgName.LastIndexOf(':');
if (lastColon > 0)
{
string parendName = orgName.Substring(0, lastColon);
long shapeId = (long)shapeIdMap[orgName];
long parentId = (long)shapeIdMap[parendName];
Shape connector1 = new Shape();
long connecter1Id = diagram.AddShape(connector1, connectorMaster, pageNumber);
diagram.Pages[pageNumber].ConnectShapesViaConnector(parentId, ConnectionPointPlace.Right,
shapeId, ConnectionPointPlace.Left, connecter1Id);
}
}
LayoutOptions compactTreeOptions = new LayoutOptions
{
LayoutStyle = LayoutStyle.FlowChart,
Direction = LayoutDirection.TopToBottom,
EnlargePage = false
};
diagram.Pages[pageNumber].Layout(compactTreeOptions);
string outputFile = dataDir + "CompactTreeChart_out.vsdx";
diagram.Save(outputFile, SaveFileFormat.Vsdx);
Process.Start(outputFile);
}
}