private DirectedGraphLayout create_sample_graph()
{
var d = new DirectedGraphLayout();
var basic_stencil = "basic_u.vss";
var n0 = d.AddShape("n0", "Node 0", basic_stencil, "Rectangle");
n0.Size = new VA.Geometry.Size(3, 2);
var n1 = d.AddShape("n1", "Node 1", basic_stencil, "Rectangle");
var n2 = d.AddShape("n2", "Node 2", basic_stencil, "Rectangle");
var n3 = d.AddShape("n3", "Node 3", basic_stencil, "Rectangle");
var n4 = d.AddShape("n4", "Node 4\nUnconnected", basic_stencil, "Rectangle");
var c0 = d.AddConnection("c0", n0, n1, "0 -> 1", ConnectorType.Curved);
var c1 = d.AddConnection("c1", n1, n2, "1 -> 2", ConnectorType.RightAngle);
var c2 = d.AddConnection("c2", n1, n0, "0 -> 1", ConnectorType.Curved);
var c3 = d.AddConnection("c3", n0, n2, "0 -> 2", ConnectorType.Straight);
var c4 = d.AddConnection("c4", n2, n3, "2 -> 3", ConnectorType.Curved);
var c5 = d.AddConnection("c5", n3, n0, "3 -> 0", ConnectorType.Curved);
return(d);
}
public void RenderDirectedGraphWithCustomProps()
{
var d = new DirectedGraphLayout();
var n0 = d.AddShape("n0", "Untitled Node", "basflo_u.vss",
"Decision");
n0.Size = new VA.Geometry.Size(3, 2);
n0.CustomProperties = new CustomPropertyDictionary();
n0.CustomProperties["p1"] = new CustomPropertyCells("\"v1\"");
n0.CustomProperties["p2"] = new CustomPropertyCells("\"v2\"");
n0.CustomProperties["p3"] = new CustomPropertyCells("\"v3\"");
var options = new MsaglLayoutOptions();
options.UseDynamicConnectors = true;
var visapp = this.GetVisioApplication();
var doc = this.GetNewDoc();
var page1 = visapp.ActivePage;
d.Render(page1, options);
Assert.IsNotNull(n0.VisioShape);
var props_dic = CustomPropertyHelper.GetCells(n0.VisioShape, CellValueType.Formula);
Assert.IsTrue(props_dic.Count >= 3);
Assert.AreEqual("\"v1\"", props_dic["p1"].Value.Value);
Assert.AreEqual("\"v2\"", props_dic["p2"].Value.Value);
Assert.AreEqual("\"v3\"", props_dic["p3"].Value.Value);
page1.Application.ActiveWindow.ViewFit = (short)IVisio.VisWindowFit.visFitPage;
string output_filename = TestGlobals.TestHelper.GetOutputFilename(nameof(RenderDirectedGraphWithCustomProps), ".vsd");
doc.SaveAs(output_filename);
doc.Close();
}
public static void RenderVisioDiagram(RegEx regex)
{
// Start Visio
Visio.Application app = new Visio.Application();
// Create a new document.
Visio.Document doc = app.Documents.Add(string.Empty);
// The new document will have one page,
// get the a reference to it.
Visio.Page page1 = doc.Pages[1];
// Name the page. This is want is shown in the page tabs.
page1.Name = "Diagram";
DirectedGraphLayout d = new DirectedGraphLayout();
string basic_stencil = "basic_u.vss";
Shape[] shapes = new Shape[regex.States.Count];
for (int i = 0, len = regex.States.Count; i < len; i++)
{
string stateInfo = $"State {i}";
if (i == regex.StartingState)
{
stateInfo += Environment.NewLine + "[START]";
}
if (regex.States[i].Ending)
{
stateInfo += Environment.NewLine + "[END]";
}
shapes[i] = d.AddShape(
$"s{i}",
stateInfo,
basic_stencil,
"Rectangle"
);
}
for (int i = 0, len = regex.Edges.Count; i < len; i++)
{
Edge edge = regex.Edges[i];
const ConnectorType type = ConnectorType.RightAngle;
const int beginArrow = 20;
const int endArrow = 5;
if (string.IsNullOrEmpty(edge.Value))
{
d.AddConnection(
$"e{i}",
shapes[edge.Origin],
shapes[edge.Destination],
string.Empty,
type,
beginArrow,
endArrow,
string.Empty
);
}
else
{
string edgeValue = $"\"{edge.Value}\"" + Environment.NewLine + $"[{string.Join(",", edge.CaptureGroups)}]";
Shape edgeShape = d.AddShape($"e{i}", edgeValue, basic_stencil, "Diamond");
edgeShape.Size = new Size(2.5, 1.75);
d.AddConnection($"e{i}_1", shapes[edge.Origin], edgeShape, string.Empty, type, beginArrow, endArrow, string.Empty);
d.AddConnection($"e{i}_2", edgeShape, shapes[edge.Destination], string.Empty, type, beginArrow, endArrow, string.Empty);
}
//d.AddConnection(
// $"e{i}",
// shapes[edge.Origin],
// shapes[edge.Destination],
// edgeValue,
// ConnectorType.RightAngle
//);
}
MsaglLayoutOptions options = new MsaglLayoutOptions();
d.Render(page1, options);
foreach (Visio.Shape shape in page1.Shapes)
{
Visio.Cell cell = shape.CellsU["Char.Size"];
cell.FormulaU = "20 pt";
}
}
protected override void ProcessRecord()
{
var dg_model = new DirectedGraphLayout();
this.WriteObject(dg_model);
}
private static DirectedGraphLayout get_dg_drawing()
{
var ver = VA.Application.ApplicationHelper.GetVersion(SampleEnvironment.Application);
string server_stencil = (ver.Major >= 15) ? "server_u.vssx" : "server_u.vss";
string basflo_stencil = (ver.Major >= 15) ? "basflo_u.vssx" : "basflo_u.vss";
var directed_graph_drawing = new DirectedGraphLayout();
// Create a Node 0
var n0 = directed_graph_drawing.AddShape("n0", "N0 Untitled Node", basflo_stencil, "Decision");
// Format Node 0
n0.Size = new VA.Geometry.Size(3, 2);
// Create Node 1
var n1 = directed_graph_drawing.AddShape("n1", "N1", basflo_stencil, "Decision");
// Format Node 1
n1.Cells = new ShapeCells();
n1.Cells.FillForeground = "rgb(255,0,0)";
n1.Cells.FillBackground = "rgb(255,255,0)";
n1.Cells.FillPattern = 40;
// Create Node 2
var n2 = directed_graph_drawing.AddShape("n2", "N2 MailServer", server_stencil, "Server");
// Create Node 3
var n3 = directed_graph_drawing.AddShape("n3", "N3", basflo_stencil, "Data");
// Create Node 4
var n4 = directed_graph_drawing.AddShape("n4", "N4", basflo_stencil, "Data");
// Create the connectors to join the nodes
// Note that Node 4 is deliberately not connected to any other node
var curved = VisioAutomation.Models.ConnectorType.Curved;
var rightangle = VisioAutomation.Models.ConnectorType.RightAngle;
var c0 = directed_graph_drawing.AddConnection("c0", n0, n1, null, curved);
var c1 = directed_graph_drawing.AddConnection("c1", n1, n2, "YES", rightangle);
var c2 = directed_graph_drawing.AddConnection("c2", n3, n4, "NO", curved);
var c3 = directed_graph_drawing.AddConnection("c3", n0, n2, null, rightangle);
var c4 = directed_graph_drawing.AddConnection("c4", n2, n3, null, curved);
var c5 = directed_graph_drawing.AddConnection("c5", n3, n0, null, curved);
// Format connector 0 to point "back"
c0.Cells = new ShapeCells();
c0.Cells.LineBeginArrow = 1;
c0.Cells.LineWeight = 0.10;
// Format connector 1 to point "forward"
c1.Cells = new ShapeCells();
c1.Cells.LineEndArrow = 1;
c1.Cells.LineWeight = 0.10;
// Format connector 2 to point "back" and "forward"
c2.Cells = new ShapeCells();
c2.Cells.LineEndArrow = 1;
c2.Cells.LineBeginArrow = 1;
c2.Cells.LineWeight = 0.10;
return(directed_graph_drawing);
}