using Aspose.CAD;
using Aspose.CAD.FileFormats.Cad.CadObjects;
using System.Collections.Generic;
public class FetchEntitiesInViewport
{
public static void Run(string fileName)
{
using (CadImage cadImage …...Load(fileName)) { Dictionary<long, string> layoutBlockHandles...layoutBlockHandles = new Dictionary<long, string>(); // Iterate through...