845073: Sample to Show/Hide Annotation

How to/Show and Hide Annotation/ShowHideAnnotation/App_Start/BundleConfig.cs

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+using System.Web;
+using System.Web.Optimization;
+
+namespace ShowHideAnnotation
+{
+    public class BundleConfig
+    {
+        // For more information on bundling, visit https://go.microsoft.com/fwlink/?LinkId=301862
+        public static void RegisterBundles(BundleCollection bundles)
+        {
+        }
+    }
+}

How to/Show and Hide Annotation/ShowHideAnnotation/App_Start/FilterConfig.cs

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+using System.Web;
+using System.Web.Mvc;
+
+namespace ShowHideAnnotation
+{
+    public class FilterConfig
+    {
+        public static void RegisterGlobalFilters(GlobalFilterCollection filters)
+        {
+            filters.Add(new HandleErrorAttribute());
+        }
+    }
+}

How to/Show and Hide Annotation/ShowHideAnnotation/App_Start/RouteConfig.cs

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+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Web;
+using System.Web.Mvc;
+using System.Web.Routing;
+
+namespace ShowHideAnnotation
+{
+    public class RouteConfig
+    {
+        public static void RegisterRoutes(RouteCollection routes)
+        {
+            routes.IgnoreRoute("{resource}.axd/{*pathInfo}");
+
+            routes.MapRoute(
+                name: "Default",
+                url: "{controller}/{action}/{id}",
+                defaults: new { controller = "Home", action = "Index", id = UrlParameter.Optional }
+            );
+        }
+    }
+}

How to/Show and Hide Annotation/ShowHideAnnotation/Controllers/HomeController.cs

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+using Newtonsoft.Json;
+using Syncfusion.EJ2.PdfViewer;
+using System;
+using System.Collections.Generic;
+using System.IO;
+using System.Linq;
+using System.Net;
+using System.Net.Http;
+using System.Reflection;
+using System.Web;
+using System.Web.Caching;
+using System.Web.Mvc;
+
+namespace GettingStartedMVC.Controllers
+{
+    public class HomeController : Controller
+    {
+        [System.Web.Mvc.HttpPost]
+        public ActionResult Load(jsonObjects jsonObject)
+        {
+            PdfRenderer pdfviewer = new PdfRenderer();
+            MemoryStream stream = new MemoryStream();
+            var jsonData = JsonConverter(jsonObject);
+            object jsonResult = new object();
+            if (jsonObject != null && jsonData.ContainsKey("document"))
+            {
+                if (bool.Parse(jsonData["isFileName"]))
+                {
+                    string documentPath = GetDocumentPath(jsonData["document"]);
+
+                    if (!string.IsNullOrEmpty(documentPath))
+                    {
+                        byte[] bytes = System.IO.File.ReadAllBytes(documentPath);
+                        stream = new MemoryStream(bytes);
+                    }
+                    else
+                    {
+                        string fileName = jsonData["document"].Split(new string[] { "://" }, StringSplitOptions.None)[0];
+                        if (fileName == "http" || fileName == "https")
+                        {
+                            var WebClient = new WebClient();
+                            byte[] pdfDoc = WebClient.DownloadData(jsonData["document"]);
+                            stream = new MemoryStream(pdfDoc);
+                        }
+                        else
+                        {
+                            return this.Content(jsonData["document"] + " is not found");
+                        }
+                    }
+                }
+                else
+                {
+                    byte[] bytes = Convert.FromBase64String(jsonData["document"]);
+                    stream = new MemoryStream(bytes);
+
+                }
+            }
+            jsonResult = pdfviewer.Load(stream, jsonData);
+            return Content(JsonConvert.SerializeObject(jsonResult));
+        }
+
+        public Dictionary<string, string> JsonConverter(jsonObjects results)
+        {
+            Dictionary<string, object> resultObjects = new Dictionary<string, object>();
+            resultObjects = results.GetType().GetProperties(BindingFlags.Instance | BindingFlags.Public)
+                .ToDictionary(prop => prop.Name, prop => prop.GetValue(results, null));
+            var emptyObjects = (from kv in resultObjects
+                                where kv.Value != null
+                                select kv).ToDictionary(kv => kv.Key, kv => kv.Value);
+            Dictionary<string, string> jsonResult = emptyObjects.ToDictionary(k => k.Key, k => k.Value.ToString());
+            return jsonResult;
+        }
+
+        [System.Web.Mvc.HttpPost]
+        public ActionResult ExportAnnotations(jsonObjects jsonObject)
+        {
+            PdfRenderer pdfviewer = new PdfRenderer();
+            var jsonData = JsonConverter(jsonObject);
+            string jsonResult = pdfviewer.ExportAnnotation(jsonData);
+            return Content((jsonResult));
+        }
+
+        [System.Web.Mvc.HttpPost]
+        public ActionResult ImportAnnotations(jsonObjects jsonObject1)
+        {
+            PdfRenderer pdfviewer = new PdfRenderer();
+            var jsonObject = JsonConverter(jsonObject1);
+            string jsonResult = string.Empty;
+            object JsonResult;
+            if (jsonObject != null && jsonObject.ContainsKey("fileName"))
+            {
+                string documentPath = GetDocumentPath(jsonObject["fileName"]);
+                if (!string.IsNullOrEmpty(documentPath))
+                {
+                    jsonResult = System.IO.File.ReadAllText(documentPath);
+                }
+                else
+                {
+                    return this.Content(jsonObject["document"] + " is not found");
+                }
+            }
+            else
+            {
+                string extension = Path.GetExtension(jsonObject["importedData"]);
+                if (extension != ".xfdf")
+                {
+                    JsonResult = pdfviewer.ImportAnnotation(jsonObject);
+                    return Content(JsonConvert.SerializeObject(JsonResult));
+                }
+                else
+                {
+                    string documentPath = GetDocumentPath(jsonObject["importedData"]);
+                    if (!string.IsNullOrEmpty(documentPath))
+                    {
+                        byte[] bytes = System.IO.File.ReadAllBytes(documentPath);
+                        jsonObject["importedData"] = Convert.ToBase64String(bytes);
+                        JsonResult = pdfviewer.ImportAnnotation(jsonObject);
+                        return Content(JsonConvert.SerializeObject(JsonResult));
+                    }
+                    else
+                    {
+                        return this.Content(jsonObject["document"] + " is not found");
+                    }
+                }
+            }
+            return Content(jsonResult);
+        }
+
+
+        [System.Web.Mvc.HttpPost]
+        public ActionResult ImportFormFields(jsonObjects jsonObject)
+        {
+            PdfRenderer pdfviewer = new PdfRenderer();
+            var jsonData = JsonConverter(jsonObject);
+            object jsonResult = pdfviewer.ImportFormFields(jsonData);
+            return Content(JsonConvert.SerializeObject(jsonResult));
+        }
+
+        [System.Web.Mvc.HttpPost]
+        public ActionResult ExportFormFields(jsonObjects jsonObject)
+        {
+            PdfRenderer pdfviewer = new PdfRenderer();
+            var jsonData = JsonConverter(jsonObject);
+            string jsonResult = pdfviewer.ExportFormFields(jsonData);
+            return Content(jsonResult);
+        }
+
+        [System.Web.Mvc.HttpPost]
+        public ActionResult RenderPdfPages(jsonObjects jsonObject)
+        {
+            PdfRenderer pdfviewer = new PdfRenderer();
+            var jsonData = JsonConverter(jsonObject);
+            object jsonResult = pdfviewer.GetPage(jsonData);
+            return Content(JsonConvert.SerializeObject(jsonResult));
+        }
+
+        [System.Web.Mvc.HttpPost]
+        public ActionResult Unload(jsonObjects jsonObject)
+        {
+            PdfRenderer pdfviewer = new PdfRenderer();
+            var jsonData = JsonConverter(jsonObject);
+            pdfviewer.ClearCache(jsonData);
+            return this.Content("Document cache is cleared");
+        }
+
+        [System.Web.Mvc.HttpPost]
+        public ActionResult RenderThumbnailImages(jsonObjects jsonObject)
+        {
+            PdfRenderer pdfviewer = new PdfRenderer();
+            var jsonData = JsonConverter(jsonObject);
+            object result = pdfviewer.GetThumbnailImages(jsonData);
+            return Content(JsonConvert.SerializeObject(result));
+        }
+
+        [System.Web.Mvc.HttpPost]
+        public ActionResult Bookmarks(jsonObjects jsonObject)
+        {
+            PdfRenderer pdfviewer = new PdfRenderer();
+            var jsonData = JsonConverter(jsonObject);
+            object jsonResult = pdfviewer.GetBookmarks(jsonData);
+            return Content(JsonConvert.SerializeObject(jsonResult));
+        }
+
+        [System.Web.Mvc.HttpPost]
+        public ActionResult RenderAnnotationComments(jsonObjects jsonObject)
+        {
+            PdfRenderer pdfviewer = new PdfRenderer();
+            var jsonData = JsonConverter(jsonObject);
+            object jsonResult = pdfviewer.GetAnnotationComments(jsonData);
+            return Content(JsonConvert.SerializeObject(jsonResult));
+        }
+
+        [System.Web.Mvc.HttpPost]
+        public ActionResult Download(jsonObjects jsonObject)
+        {
+            PdfRenderer pdfviewer = new PdfRenderer();
+            var jsonData = JsonConverter(jsonObject);
+            string documentBase = pdfviewer.GetDocumentAsBase64(jsonData);
+            return Content(documentBase);
+        }
+
+        [System.Web.Mvc.HttpPost]
+        public ActionResult PrintImages(jsonObjects jsonObject)
+        {
+            PdfRenderer pdfviewer = new PdfRenderer();
+            var jsonData = JsonConverter(jsonObject);
+            object pageImage = pdfviewer.GetPrintImage(jsonData);
+            return Content(JsonConvert.SerializeObject(pageImage));
+        }
+
+        private HttpResponseMessage GetPlainText(string pageImage)
+        {
+            var responseText = new HttpResponseMessage(HttpStatusCode.OK);
+            responseText.Content = new StringContent(pageImage, System.Text.Encoding.UTF8, "text/plain");
+            return responseText;
+        }
+
+        private string GetDocumentPath(string document)
+        {
+            string documentPath = string.Empty;
+            if (!System.IO.File.Exists(document))
+            {
+                var path = HttpContext.Request.PhysicalApplicationPath;
+                if (System.IO.File.Exists(path + "App_Data\\" + document))
+                    documentPath = path + "App_Data\\" + document;
+            }
+            else
+            {
+                documentPath = document;
+            }
+            return documentPath;
+        }
+
+        public ActionResult Index()
+        {
+            return View();
+        }
+
+        public ActionResult About()
+        {
+            ViewBag.Message = "Your application description page.";
+            return View();
+        }
+
+        public ActionResult Contact()
+        {
+            ViewBag.Message = "Your contact page.";
+            return View();
+        }
+    }
+
+    public class jsonObjects
+    {
+        public string document { get; set; }
+        public string password { get; set; }
+        public bool isClientsideLoading { get; set; }
+        public string organizePages { get; set; }
+        public string zoomFactor { get; set; }
+        public string isFileName { get; set; }
+        public string xCoordinate { get; set; }
+        public string yCoordinate { get; set; }
+        public string pageNumber { get; set; }
+        public string documentId { get; set; }
+        public string hashId { get; set; }
+        public string sizeX { get; set; }
+        public string sizeY { get; set; }
+        public string startPage { get; set; }
+        public string endPage { get; set; }
+        public string stampAnnotations { get; set; }
+        public string textMarkupAnnotations { get; set; }
+        public string stickyNotesAnnotation { get; set; }
+        public string shapeAnnotations { get; set; }
+        public string measureShapeAnnotations { get; set; }
+        public string action { get; set; }
+        public string pageStartIndex { get; set; }
+        public string pageEndIndex { get; set; }
+        public string fileName { get; set; }
+        public string elementId { get; set; }
+        public string pdfAnnotation { get; set; }
+        public string importPageList { get; set; }
+        public string uniqueId { get; set; }
+        public string data { get; set; }
+        public string viewPortWidth { get; set; }
+        public string viewportHeight { get; set; }
+        public string tilecount { get; set; }
+        public bool isCompletePageSizeNotReceived { get; set; }
+        public string freeTextAnnotation { get; set; }
+        public string signatureData { get; set; }
+        public string fieldsData { get; set; }
+        public string formDesigner { get; set; }
+        public bool isSignatureEdited { get; set; }
+        public string inkSignatureData { get; set; }
+        public bool hideEmptyDigitalSignatureFields { get; set; }
+        public bool showDigitalSignatureAppearance { get; set; }
+        public bool digitalSignaturePresent { get; set; }
+        public string tileXCount { get; set; }
+        public string tileYCount { get; set; }
+        public string digitalSignaturePageList { get; set; }
+        public string annotationCollection { get; set; }
+        public string annotationsPageList { get; set; }
+        public string formFieldsPageList { get; set; }
+        public bool isAnnotationsExist { get; set; }
+        public bool isFormFieldAnnotationsExist { get; set; }
+        public string documentLiveCount { get; set; }
+        public string annotationDataFormat { get; set; }
+
+        public string importedData { get; set; }
+    }
+}

How to/Show and Hide Annotation/ShowHideAnnotation/Global.asax

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+<%@ Application Codebehind="Global.asax.cs" Inherits="ShowHideAnnotation.MvcApplication" Language="C#" %>

How to/Show and Hide Annotation/ShowHideAnnotation/Global.asax.cs

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+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Web;
+using System.Web.Mvc;
+using System.Web.Optimization;
+using System.Web.Routing;
+
+namespace ShowHideAnnotation
+{
+    public class MvcApplication : System.Web.HttpApplication
+    {
+        protected void Application_Start()
+        {
+            AreaRegistration.RegisterAllAreas();
+            FilterConfig.RegisterGlobalFilters(GlobalFilters.Filters);
+            RouteConfig.RegisterRoutes(RouteTable.Routes);
+            BundleConfig.RegisterBundles(BundleTable.Bundles);
+        }
+    }
+}