public void SetText(IVisio.Shape shape) { if (shape == null) { throw new System.ArgumentNullException(nameof(shape)); } // First just set all the text string full_doc_inner_text = this.GetInnerText(); shape.Text = full_doc_inner_text; // Find all the regions needing formatting var markupinfo = this.GetMarkupInfo(); var regions_to_format = markupinfo.FormatRegions.Where(region => region.Length >= 1).ToList(); var default_chars_bias = IVisio.VisCharsBias.visBiasLeft; var writer = new VisioAutomation.ShapeSheet.Writers.SrcWriter(); foreach (var region in regions_to_format) { // Apply character formatting var charcells = region.Element.CharacterFormatting; if (charcells != null) { var chars = shape.Characters; chars.Begin = region.Start; chars.End = region.End; chars.CharProps[ShapeSheet.SrcConstants.CharColor.Cell] = 0; short rownum = chars.CharPropsRow[(short)default_chars_bias]; if (rownum < 0) { throw new VisioAutomation.Exceptions.VisioOperationException("Could not create Character row"); } writer.Clear(); charcells.ApplyFormulas(writer, rownum); writer.CommitFormulas(shape); } // Apply paragraph formatting var paracells = region.Element.ParagraphFormatting; if (paracells != null) { var chars = shape.Characters; chars.Begin = region.Start; chars.End = region.End; chars.ParaProps[ShapeSheet.SrcConstants.ParaBullet.Cell] = 0; short rownum = chars.ParaPropsRow[(short)default_chars_bias]; if (rownum < 0) { throw new VisioAutomation.Exceptions.VisioOperationException("Could not create Paragraph row"); } writer.Clear(); paracells.ApplyFormulas(writer, rownum); writer.CommitFormulas(shape); } } // Insert the fields // note: Fields are added in reverse because it is simpler to keep track of the insertion positions foreach (var field_region in markupinfo.FieldRegions.Where(region => region.Length >= 1).Reverse()) { var chars = shape.Characters; chars.Begin = field_region.Start; chars.End = field_region.End; chars.AddField((short)field_region.Field.Category, (short)field_region.Field.Code, (short)field_region.Field.Format); var fr = field_region; } }