C# source code to draw and convert chart or diagram in PPTX file on .NET Framework, .NET Core, Windows Azure, Mono or Xamarin Platforms....GetCell(defaultWorksheetInde, 1 , 3 , "Series 2" ), chart.Type); //Take first...e, 2 , 1 , 1 ), fact.GetCell(defaultWorksheetInde, 2 , 2 , 3...