SyncfusionExamples · rparthi-1687 · Sep 8, 2025 · Sep 4, 2025 · Sep 8, 2025 · Sep 8, 2025
diff --git a/How to/Line Angle Constraint/PDFViewer/App_Start/BundleConfig.cs b/How to/Line Angle Constraint/PDFViewer/App_Start/BundleConfig.cs
@@ -0,0 +1,30 @@
+using System.Web;
+using System.Web.Optimization;
+
+namespace PDFViewer
+{
+    public class BundleConfig
+    {
+        // For more information on bundling, visit https://go.microsoft.com/fwlink/?LinkId=301862
+        public static void RegisterBundles(BundleCollection bundles)
+        {
+            bundles.Add(new ScriptBundle("~/bundles/jquery").Include(
+                        "~/Scripts/jquery-{version}.js"));
+
+            bundles.Add(new ScriptBundle("~/bundles/jqueryval").Include(
+                        "~/Scripts/jquery.validate*"));
+
+            // Use the development version of Modernizr to develop with and learn from. Then, when you're
+            // ready for production, use the build tool at https://modernizr.com to pick only the tests you need.
+            bundles.Add(new ScriptBundle("~/bundles/modernizr").Include(
+                        "~/Scripts/modernizr-*"));
+
+            bundles.Add(new Bundle("~/bundles/bootstrap").Include(
+                      "~/Scripts/bootstrap.js"));
+
+            bundles.Add(new StyleBundle("~/Content/css").Include(
+                      "~/Content/bootstrap.css",
+                      "~/Content/site.css"));
+        }
+    }
+}
diff --git a/How to/Line Angle Constraint/PDFViewer/App_Start/FilterConfig.cs b/How to/Line Angle Constraint/PDFViewer/App_Start/FilterConfig.cs
@@ -0,0 +1,13 @@
+using System.Web;
+using System.Web.Mvc;
+
+namespace PDFViewer
+{
+    public class FilterConfig
+    {
+        public static void RegisterGlobalFilters(GlobalFilterCollection filters)
+        {
+            filters.Add(new HandleErrorAttribute());
+        }
+    }
+}
diff --git a/How to/Line Angle Constraint/PDFViewer/App_Start/RouteConfig.cs b/How to/Line Angle Constraint/PDFViewer/App_Start/RouteConfig.cs
@@ -0,0 +1,23 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Web;
+using System.Web.Mvc;
+using System.Web.Routing;
+
+namespace PDFViewer
+{
+    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 }
+            );
+        }
+    }
+}
diff --git a/How to/Line Angle Constraint/PDFViewer/Controllers/HomeController.cs b/How to/Line Angle Constraint/PDFViewer/Controllers/HomeController.cs
@@ -0,0 +1,30 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Web;
+using System.Web.Mvc;
+
+namespace PDFViewer.Controllers
+{
+    public class HomeController : Controller
+    {
+        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();
+        }
+    }
+}
diff --git a/How to/Line Angle Constraint/PDFViewer/Global.asax b/How to/Line Angle Constraint/PDFViewer/Global.asax
@@ -0,0 +1 @@
+<%@ Application Codebehind="Global.asax.cs" Inherits="PDFViewer.MvcApplication" Language="C#" %>
diff --git a/How to/Line Angle Constraint/PDFViewer/Global.asax.cs b/How to/Line Angle Constraint/PDFViewer/Global.asax.cs
@@ -0,0 +1,21 @@
+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 PDFViewer
+{
+    public class MvcApplication : System.Web.HttpApplication
+    {
+        protected void Application_Start()
+        {
+            AreaRegistration.RegisterAllAreas();
+            FilterConfig.RegisterGlobalFilters(GlobalFilters.Filters);
+            RouteConfig.RegisterRoutes(RouteTable.Routes);
+            BundleConfig.RegisterBundles(BundleTable.Bundles);
+        }
+    }
+}
diff --git a/How to/Line Angle Constraint/PDFViewer/PDFViewer.csproj b/How to/Line Angle Constraint/PDFViewer/PDFViewer.csproj
diff --git a/How to/Line Angle Constraint/PDFViewer/PDFViewer.sln b/How to/Line Angle Constraint/PDFViewer/PDFViewer.sln
@@ -0,0 +1,22 @@
+
+Microsoft Visual Studio Solution File, Format Version 12.00
+# Visual Studio Version 17
+VisualStudioVersion = 17.12.35527.113 d17.12
+MinimumVisualStudioVersion = 10.0.40219.1
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "PDFViewer", "PDFViewer.csproj", "{A9053FE1-3D3D-4173-8579-CC720DBADECD}"
+EndProject
+Global
+	GlobalSection(SolutionConfigurationPlatforms) = preSolution
+		Debug|Any CPU = Debug|Any CPU
+		Release|Any CPU = Release|Any CPU
+	EndGlobalSection
+	GlobalSection(ProjectConfigurationPlatforms) = postSolution
+		{A9053FE1-3D3D-4173-8579-CC720DBADECD}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{A9053FE1-3D3D-4173-8579-CC720DBADECD}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{A9053FE1-3D3D-4173-8579-CC720DBADECD}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{A9053FE1-3D3D-4173-8579-CC720DBADECD}.Release|Any CPU.Build.0 = Release|Any CPU
+	EndGlobalSection
+	GlobalSection(SolutionProperties) = preSolution
+		HideSolutionNode = FALSE
+	EndGlobalSection
+EndGlobal
diff --git a/How to/Line Angle Constraint/PDFViewer/Properties/AssemblyInfo.cs b/How to/Line Angle Constraint/PDFViewer/Properties/AssemblyInfo.cs
@@ -0,0 +1,35 @@
+using System.Reflection;
+using System.Runtime.CompilerServices;
+using System.Runtime.InteropServices;
+
+// General Information about an assembly is controlled through the following
+// set of attributes. Change these attribute values to modify the information
+// associated with an assembly.
+[assembly: AssemblyTitle("PDFViewer")]
+[assembly: AssemblyDescription("")]
+[assembly: AssemblyConfiguration("")]
+[assembly: AssemblyCompany("")]
+[assembly: AssemblyProduct("PDFViewer")]
+[assembly: AssemblyCopyright("Copyright ©  2025")]
+[assembly: AssemblyTrademark("")]
+[assembly: AssemblyCulture("")]
+
+// Setting ComVisible to false makes the types in this assembly not visible
+// to COM components.  If you need to access a type in this assembly from
+// COM, set the ComVisible attribute to true on that type.
+[assembly: ComVisible(false)]
+
+// The following GUID is for the ID of the typelib if this project is exposed to COM
+[assembly: Guid("f82cd9ec-cf80-4229-bd75-0b7859e2edf5")]
+
+// Version information for an assembly consists of the following four values:
+//
+//      Major Version
+//      Minor Version
+//      Build Number
+//      Revision
+//
+// You can specify all the values or you can default the Revision and Build Numbers
+// by using the '*' as shown below:
+[assembly: AssemblyVersion("1.0.0.0")]
+[assembly: AssemblyFileVersion("1.0.0.0")]
diff --git a/How to/Line Angle Constraint/PDFViewer/Views/Home/About.cshtml b/How to/Line Angle Constraint/PDFViewer/Views/Home/About.cshtml
@@ -0,0 +1,9 @@
+@{
+    ViewBag.Title = "About";
+}
+<main aria-labelledby="title">
+    <h2 id="title">@ViewBag.Title.</h2>
+    <h3>@ViewBag.Message</h3>
+
+    <p>Use this area to provide additional information.</p>
+</main>
diff --git a/How to/Line Angle Constraint/PDFViewer/Views/Home/Contact.cshtml b/How to/Line Angle Constraint/PDFViewer/Views/Home/Contact.cshtml
@@ -0,0 +1,19 @@
+@{
+    ViewBag.Title = "Contact";
+}
+<main aria-labelledby="title">
+    <h2 id="title">@ViewBag.Title.</h2>
+    <h3>@ViewBag.Message</h3>
+
+    <address>
+        One Microsoft Way<br />
+        Redmond, WA 98052-6399<br />
+        <abbr title="Phone">P:</abbr>
+        425.555.0100
+    </address>
+
+    <address>
+        <strong>Support:</strong>   <a href="mailto:[email protected]">[email protected]</a><br />
+        <strong>Marketing:</strong> <a href="mailto:[email protected]">[email protected]</a>
+    </address>
+</main>
diff --git a/How to/Line Angle Constraint/PDFViewer/Views/Home/Index.cshtml b/How to/Line Angle Constraint/PDFViewer/Views/Home/Index.cshtml
@@ -0,0 +1,19 @@
+@using Syncfusion.EJ2
+@{
+    ViewBag.Title = "Home Page";
+}
+
+<div>
+    <!-- Render PDF Viewer -->
+    @Html.EJS().PdfViewer("pdfviewer").DocumentPath("https://cdn.syncfusion.com/content/pdf/pdf-succinctly.pdf").Render()
+</div>
+
+<!-- Ensure necessary Syncfusion scripts and styles are included -->
+<script src="https://cdn.syncfusion.com/ej2/31.1.17/dist/ej2.min.js"></script>
+<script type="text/javascript">
+    window.onload = function () {
+        var viewer = document.getElementById('pdfviewer').ej2_instances[0];
+        viewer.annotationDrawingOptions.enableLineAngleConstraints = true;
+        viewer.annotationDrawingOptions.restrictLineAngleTo = 90;
+    };
+</script>
diff --git a/How to/Line Angle Constraint/PDFViewer/Views/Shared/Error.cshtml b/How to/Line Angle Constraint/PDFViewer/Views/Shared/Error.cshtml
@@ -0,0 +1,13 @@
+<!DOCTYPE html>
+<html>
+<head>
+    <meta name="viewport" content="width=device-width" />
+    <title>Error</title>
+</head>
+<body>
+    <hgroup>
+        <h1>Error.</h1>
+        <h2>An error occurred while processing your request.</h2>
+    </hgroup>
+</body>
+</html>
diff --git a/How to/Line Angle Constraint/PDFViewer/Views/Shared/_Layout.cshtml b/How to/Line Angle Constraint/PDFViewer/Views/Shared/_Layout.cshtml
@@ -0,0 +1,47 @@
+
+@using Syncfusion.EJ2
+@using Syncfusion.EJ2.Base
+@using Syncfusion.EJ2.PdfViewer
+
+<!DOCTYPE html>
+<html>
+<head>
+    <meta charset="utf-8" />
+    <meta name="viewport" content="width=device-width, initial-scale=1.0">
+    <title>@ViewBag.Title - My ASP.NET Application</title>
+    @Styles.Render("~/Content/css")
+    @Scripts.Render("~/bundles/modernizr")
+    <link rel="stylesheet" href="https://cdn.syncfusion.com/ej2/31.1.7/tailwind.css" />
+    <script src="https://cdn.syncfusion.com/ej2/31.1.17/dist/ej2.min.js"></script>    
+</head>
+<body>
+    <nav class="navbar navbar-expand-sm navbar-toggleable-sm navbar-dark bg-dark">
+        <div class="container">
+            @Html.ActionLink("Application name", "Index", "Home", new { area = "" }, new { @class = "navbar-brand" })
+            <button type="button" class="navbar-toggler" data-bs-toggle="collapse" data-bs-target=".navbar-collapse" title="Toggle navigation" aria-controls="navbarSupportedContent"
+                    aria-expanded="false" aria-label="Toggle navigation">
+                <span class="navbar-toggler-icon"></span>
+            </button>
+            <div class="collapse navbar-collapse d-sm-inline-flex justify-content-between">
+                <ul class="navbar-nav flex-grow-1">
+                    <li>@Html.ActionLink("Home", "Index", "Home", new { area = "" }, new { @class = "nav-link" })</li>
+                    <li>@Html.ActionLink("About", "About", "Home", new { area = "" }, new { @class = "nav-link" })</li>
+                    <li>@Html.ActionLink("Contact", "Contact", "Home", new { area = "" }, new { @class = "nav-link" })</li>
+                </ul>
+            </div>
+        </div>
+    </nav>
+    <div class="container body-content">
+        @RenderBody()
+        <hr />
+        <footer>
+            <p>&copy; @DateTime.Now.Year - My ASP.NET Application</p>
+        </footer>
+    </div>
+
+    @Scripts.Render("~/bundles/jquery")
+    @Scripts.Render("~/bundles/bootstrap")
+    @RenderSection("scripts", required: false)
+    @Html.EJS().ScriptManager()
+</body>
+</html>
diff --git a/How to/Line Angle Constraint/PDFViewer/Views/Web.config b/How to/Line Angle Constraint/PDFViewer/Views/Web.config
@@ -0,0 +1,43 @@
+<?xml version="1.0"?>
+
+<configuration>
+  <configSections>
+    <sectionGroup name="system.web.webPages.razor" type="System.Web.WebPages.Razor.Configuration.RazorWebSectionGroup, System.Web.WebPages.Razor, Version=3.0.0.0, Culture=neutral, PublicKeyToken=31BF3856AD364E35">
+      <section name="host" type="System.Web.WebPages.Razor.Configuration.HostSection, System.Web.WebPages.Razor, Version=3.0.0.0, Culture=neutral, PublicKeyToken=31BF3856AD364E35" requirePermission="false" />
+      <section name="pages" type="System.Web.WebPages.Razor.Configuration.RazorPagesSection, System.Web.WebPages.Razor, Version=3.0.0.0, Culture=neutral, PublicKeyToken=31BF3856AD364E35" requirePermission="false" />
+    </sectionGroup>
+  </configSections>
+
+  <system.web.webPages.razor>
+    <host factoryType="System.Web.Mvc.MvcWebRazorHostFactory, System.Web.Mvc, Version=5.2.9.0, Culture=neutral, PublicKeyToken=31BF3856AD364E35" />
+    <pages pageBaseType="System.Web.Mvc.WebViewPage">
+      <namespaces>
+        <add namespace="System.Web.Mvc" />
+        <add namespace="System.Web.Mvc.Ajax" />
+        <add namespace="System.Web.Mvc.Html" />
+        <add namespace="System.Web.Optimization"/>
+        <add namespace="System.Web.Routing" />
+        <add namespace="PDFViewer" />
+      </namespaces>
+    </pages>
+  </system.web.webPages.razor>
+
+  <appSettings>
+    <add key="webpages:Enabled" value="false" />
+  </appSettings>
+
+  <system.webServer>
+    <handlers>
+      <remove name="BlockViewHandler"/>
+      <add name="BlockViewHandler" path="*" verb="*" preCondition="integratedMode" type="System.Web.HttpNotFoundHandler" />
+    </handlers>
+  </system.webServer>
+
+  <system.web>
+    <compilation>
+      <assemblies>
+        <add assembly="System.Web.Mvc, Version=5.2.9.0, Culture=neutral, PublicKeyToken=31BF3856AD364E35" />
+      </assemblies>
+    </compilation>
+  </system.web>
+</configuration>
diff --git a/How to/Line Angle Constraint/PDFViewer/Views/_ViewStart.cshtml b/How to/Line Angle Constraint/PDFViewer/Views/_ViewStart.cshtml
@@ -0,0 +1,3 @@
+@{
+    Layout = "~/Views/Shared/_Layout.cshtml";
+}
diff --git a/How to/Line Angle Constraint/PDFViewer/Web.Debug.config b/How to/Line Angle Constraint/PDFViewer/Web.Debug.config
@@ -0,0 +1,30 @@
+<?xml version="1.0"?>
+
+<!-- For more information on using Web.config transformation visit https://go.microsoft.com/fwlink/?LinkId=301874 -->
+
+<configuration xmlns:xdt="http://schemas.microsoft.com/XML-Document-Transform">
+  <!--
+    In the example below, the "SetAttributes" transform will change the value of
+    "connectionString" to use "ReleaseSQLServer" only when the "Match" locator
+    finds an attribute "name" that has a value of "MyDB".
+
+    <connectionStrings>
+      <add name="MyDB"
+        connectionString="Data Source=ReleaseSQLServer;Initial Catalog=MyReleaseDB;Integrated Security=True"
+        xdt:Transform="SetAttributes" xdt:Locator="Match(name)"/>
+    </connectionStrings>
+  -->
+  <system.web>
+    <!--
+      In the example below, the "Replace" transform will replace the entire
+      <customErrors> section of your Web.config file.
+      Note that because there is only one customErrors section under the
+      <system.web> node, there is no need to use the "xdt:Locator" attribute.
+
+      <customErrors defaultRedirect="GenericError.htm"
+        mode="RemoteOnly" xdt:Transform="Replace">
+        <error statusCode="500" redirect="InternalError.htm"/>
+      </customErrors>
+    -->
+  </system.web>
+</configuration>
Original file line number	Diff line number	Diff line change
		@@ -0,0 +1 @@
		<%@ Application Codebehind="Global.asax.cs" Inherits="PDFViewer.MvcApplication" Language="C#" %>