public static Graph GenerateGraph(DrawItem drawItem, ref Palette palette, ref string message, string savePath = null)
{
try
{
var graph = new Graph(GetTitle(drawItem));
switch (drawItem.ViewLevel)
{
case ViewLevel.Activity:
DrawActivity(ref graph, drawItem, ref palette);
break;
case ViewLevel.SubProcess:
DrawTask(ref graph, drawItem, ref palette);
break;
}
//Saves the graph to file if a file name is specified
if (!string.IsNullOrEmpty(savePath))
{
try
{
var renderer = new Microsoft.Msagl.GraphViewerGdi.GraphRenderer(graph);
renderer.CalculateLayout();
var img = new System.Drawing.Bitmap((int) graph.Width, (int) graph.Height, PixelFormat.Format32bppPArgb);
renderer.Render(img);
var encoderParameters = new EncoderParameters(1);
encoderParameters.Param[0] = new EncoderParameter(Encoder.Quality, 100L);
img.Save(savePath, ImageCodecInfo.GetImageDecoders().Where(e => e.FormatID == ImageFormat.Png.Guid).First(), encoderParameters);
}
catch (Exception ex)
{
message = ex.Message;
return null;
}
}
return graph;
} catch (Exception ex)
{
message = ex.Message;
return null;
}
}
public MsaglForm(DrawItem result)
{
InitializeComponent();
_palette = new Palette(2, 20, 10);
_result = result;
}
private static bool DoCoreTask(Arguments args)
{
try
{
var db = new ProcessViewer.Data1.CloudCoreDB(args.Connection);
var drawItem = new DrawItem
{
ConnectionString = args.Connection,
ViewLevel = args.ViewLevel,
DiagramType = args.Visio ? DiagramType.Visio : DiagramType.Msagl,
Version = DBVersion.Version2,
ResetRevisions = false,
};
var processes = from p in db.Cloudcoremodel_ProcessModel
join r in db.Cloudcoremodel_ProcessRevision on p.ProcessModelId equals r.ProcessModelId
orderby r.ProcessRevision descending
where p.ProcessModelId == args.ProcessID
select new Process(drawItem)
{
Id = p.ProcessModelId,
Title = p.ProcessName,
RevisionId = r.ProcessRevisionId
};
if (args.Revision > 0)
processes = processes.Where(p => p.RevisionId == args.Revision);
var options = Options.None;
if (args.Colour)
options |= Options.Colour;
if (args.Identity)
options |= Options.Id;
if (args.Instance)
options |= Options.Instance;
var palette = new Palette(2, 20, 10);
drawItem.Options = options;
drawItem.Process = new List<Process> {processes.FirstOrDefault()};
if (args.Visio)
VisioGraph.GenerateGraph(drawItem, ref palette, args.Path);
else
MsaglGraph.GenerateGraph(drawItem, ref palette, args.Path);
} catch (Exception ex)
{
Console.WriteLine(ex.Message);
return false;
}
return true;
}
public static Graph GenerateGraph(DrawItem drawItem, ref Palette palette, string savePath = null)
{
var msg = String.Empty;
return GenerateGraph(drawItem, ref palette, ref msg, savePath);
}
private static void AddNodeToGraph(ref Graph graph, DrawItem drawItem, ref Palette palette, Library.Node snope, ShapeType shapeType)
{
if (snope.ID == 0)
snope.Title = "Finish";
if (Options.Id == (drawItem.Options & Options.Id) && snope.ID != 0)
{
snope.Title = snope.ID + ": " + snope.Title;
}
if ((drawItem.Options & Options.Instance) == Options.Instance && snope.ID != 0)
snope.Title = String.Format(@"{0} {2}(Instances: {1})", snope.Title, snope.Instances, '\n');
var node = graph.AddNode(snope.ID.ToString());
node.Attr.AddStyle(Style.Bold);
node.Label.Text = "\n" + snope.Title + "\n\n";
FormatShapes(node, shapeType);
if ((Options.Colour != (drawItem.Options & Options.Colour)) || snope.GroupID == 0) return;
var colour = palette.AddColor(snope.GroupID ?? 0, snope.GroupTitle);
var groupColour = new Color(colour.Color.R, colour.Color.G, colour.Color.B);
node.Attr.FillColor = groupColour;
}
private static void DrawActivity(ref Graph graph, DrawItem drawItem, ref Palette palette)
{
foreach (var node in Nodes.GetStructureNodes(drawItem.Version, drawItem.ConnectionString, drawItem.ViewLevel, drawItem.Process, (drawItem.Options & Options.Instance) == Options.Instance))
{
ShapeType shape;
if (node.Startable)
shape = ShapeType.StartPage;
else if (node.ID == 0)
shape = ShapeType.Finish;
else switch (node.ActivityType)
{
case "Business Rule":
shape = ShapeType.Rule;
break;
case "Trigger":
shape = ShapeType.Trigger;
break;
case "Page":
shape = ShapeType.Page;
break;
case "Event":
shape = ShapeType.Event;
break;
case "Parked":
shape = ShapeType.Page;
break;
default:
shape = ShapeType.Page;
break;
}
AddNodeToGraph(ref graph, drawItem, ref palette, node, shape);
}
foreach (var connector in Connectors.GetStructureConnectors(drawItem.Version, drawItem.ConnectionString, drawItem.ViewLevel, drawItem.Process))
{
var edge = graph.AddEdge(connector.FromID.ToString(), connector.Title, connector.ToID.ToString());
if (connector.FlowInd != 0)
{
switch (connector.FlowInd)
{
case 1: //Optimal Flow
edge.Attr.Color = Color.Green;
break;
case 2: //Negative Flow
edge.Attr.Color = Color.Red;
break;
}
}
}
}
private static void DrawTask(ref Graph graph, DrawItem drawItem, ref Palette palette)
{
foreach (var node in Nodes.GetStructureNodes(drawItem.Version, drawItem.ConnectionString, drawItem.ViewLevel, drawItem.Process, (drawItem.Options & Options.Instance) == Options.Instance))
{
ShapeType shape;
if (node.ID == 0)
{
shape = ShapeType.Finish;
node.Title = "Finish";
}
else if (node.Startable)
{
shape = ShapeType.StartableTask;
}
else if (node.Decision)
{
shape = ShapeType.DecisionTask;
}
else
{
shape = ShapeType.NormalTask;
}
AddNodeToGraph(ref graph, drawItem, ref palette, node, shape);
}
foreach (var connector in Connectors.GetStructureConnectors(drawItem.Version, drawItem.ConnectionString, drawItem.ViewLevel, drawItem.Process))
{
graph.AddEdge(connector.FromID.ToString(), connector.Title, connector.ToID.ToString());
}
}
public static void GenerateGraph(DrawItem drawItem, ref Palette palette, ref string message, string savePath = null)
{
try
{
if (savePath == null)
return;
var vapp = new Visio.InvisibleApp();
var vdoc = vapp.Documents.Add("");
try
{
var snopes = new List<Snope>();
SetPageLayoutAndRouting(vapp.ActivePage);
vapp.ActiveDocument.SaveAs(savePath);
vdoc.Saved = true;
}
catch (Exception ex)
{
Console.WriteLine(ex.Message);
}
vapp.Quit();
Utilities.NullAndRelease(vdoc);
Utilities.NullAndRelease(vapp);
}
catch (Exception ex)
{
Console.WriteLine(ex.Message);
}
}