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";
}
}