private void GenerateVisio(string drawingOutputPath)
        {
            var pageWidth                = 16.53543307086614;
            var pageHeight               = 11.69291338582677;
            var left                     = 0.1;
            var processWidth             = 1.5;
            var processHeight            = 1.0;
            var processPaddingHorizontal = 0.4;
            var processPaddingVertical   = 1.4;
            var maxProcessCountPerRow    = 10;
            var activityPos              = 1;
            var activityYPos             = 0;
            var addToHorizontal          = 1;
            var shapes                   = new List <VisioShape>();

            // Clean up the template and remove the existing pages
            var templateXml = XDocument.Load("DrawingTemplate.vdx");
            //VisioTemplate.CleanUpTemplate(templateXml);

            var template = new VisioTemplate(templateXml.ToString());
            var document = new VisioDrawing(template);

            document.DocumentProperties.Creator     = "Automation Studio";
            document.DocumentProperties.TimeCreated = DateTime.Now;

            // Configure the page
            var runbooks     = _backendContext.Runbooks;
            var runbooksList = new List <RunbookModelProxy>();

            foreach (var runbook in runbooks)
            {
                runbooksList.Add((runbook.Tag as RunbookModelProxy));
            }

            var languageContext = new LanguageContext();

            foreach (var runbook in runbooks)
            {
                if (!(runbook.Tag as RunbookModelProxy).PublishedRunbookVersionID.HasValue)
                {
                    continue;
                }

                var runbookProxy = (runbook.Tag as RunbookModelProxy);
                _statusManager.SetText("Generating visio drawing for " + runbookProxy.RunbookName);
                var viewModel = (runbook.Tag as RunbookModelProxy).GetViewModel <RunbookViewModel>();

                var page = ConfigureVisioPage(viewModel.Runbook.RunbookName, pageWidth, pageHeight);
                document.Pages.Add(page);

                var publishedContent = viewModel.GetContent(RunbookType.Published, true);
                languageContext.Parse(publishedContent);

                var references = languageContext.GetReferences(runbooksList);

                if (references.Count == 0)
                {
                    continue;
                }

                var totalRows = (double)(runbooksList.Count / maxProcessCountPerRow);

                if (runbooksList.Count <= maxProcessCountPerRow)
                {
                    totalRows = 2.0;
                }

                var y  = (pageHeight / totalRows) + (totalRows * ((processHeight + processPaddingVertical)) / totalRows);
                var x  = (pageWidth / (maxProcessCountPerRow - 1)) + ((processWidth + processPaddingHorizontal) * activityPos);
                var ay = y - ((processHeight + processPaddingVertical) * activityYPos);

                // Add the current runbook as the start activity
                var processId     = document.GetMasterMetaData("Process").ID;
                var visioActivity = new VisioShape(processId, x, ay, processWidth, processHeight);

                var charFormat = new VisioAutomation.VDX.Sections.Char();
                charFormat.Size.Result = 12;

                visioActivity.CharFormats = new List <VisioAutomation.VDX.Sections.Char>();
                visioActivity.CharFormats.Add(charFormat);
                visioActivity.Text.Add(runbookProxy.RunbookName);

                page.Shapes.Add(visioActivity);
                shapes.Add(visioActivity);

                activityPos += addToHorizontal;

                foreach (var reference in references)
                {
                    x  = (pageWidth / (maxProcessCountPerRow - 1)) + ((processWidth + processPaddingHorizontal) * activityPos);
                    ay = y - ((processHeight + processPaddingVertical) * activityYPos);

                    // Add all references
                    processId     = document.GetMasterMetaData("Process").ID;
                    visioActivity = new VisioShape(processId, x, ay, processWidth, processHeight);

                    visioActivity.CharFormats = new List <VisioAutomation.VDX.Sections.Char>();
                    visioActivity.CharFormats.Add(charFormat);
                    visioActivity.Text.Add(reference.RunbookName);

                    page.Shapes.Add(visioActivity);
                    shapes.Add(visioActivity);

                    /*//if (!String.IsNullOrEmpty(activity.Description))
                     * {
                     *  int shapeID = visioActivity.ID;
                     *
                     *  var callOut = new VisioShape(26, x + 0.3, ay + 1.0);
                     *  //callOut.Text.Add(activity.Description);
                     *  callOut.Geom = new VisioAutomation.VDX.Sections.Geom();
                     *
                     *  page.Shapes.Add(callOut);
                     * }*/

                    activityPos++;

                    if (activityPos >= maxProcessCountPerRow)
                    {
                        addToHorizontal = -1;
                        activityPos    += addToHorizontal;
                        activityYPos++;
                    }
                    else
                    {
                        addToHorizontal = 1;
                        activityPos    += addToHorizontal;
                        activityYPos++;
                    }
                }

                // Add connectors between the activities
                for (int i = 0; i < shapes.Count; i++)
                {
                    // We only add connectors up until the latest process object
                    if ((i + 1) >= shapes.Count)
                    {
                        break;
                    }

                    VisioShape a1 = shapes[i];
                    VisioShape a2 = shapes[i + 1];

                    var line = VisioShape.CreateDynamicConnector(document);
                    line.XForm1D.EndY.Result = 0;

                    line.Line = new VisioLine();
                    line.Line.EndArrow.Result = 2;

                    page.Shapes.Add(line);
                    page.ConnectShapesViaConnector(line, a1, a2);
                }

                shapes.Clear();
                languageContext.ClearCache();
            }

            document.Save(drawingOutputPath);
        }