Updated Project sample with .Net 9 version.

SplineCharts/SplineCharts.sln

@@ -0,0 +1,25 @@
+
+Microsoft Visual Studio Solution File, Format Version 12.00
+# Visual Studio Version 17
+VisualStudioVersion = 17.13.35931.197 d17.13
+MinimumVisualStudioVersion = 10.0.40219.1
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "SplineCharts", "SplineCharts\SplineCharts.csproj", "{EFAC73B8-312E-446F-81C1-C42BAF82F1FC}"
+EndProject
+Global
+	GlobalSection(SolutionConfigurationPlatforms) = preSolution
+		Debug|Any CPU = Debug|Any CPU
+		Release|Any CPU = Release|Any CPU
+	EndGlobalSection
+	GlobalSection(ProjectConfigurationPlatforms) = postSolution
+		{EFAC73B8-312E-446F-81C1-C42BAF82F1FC}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{EFAC73B8-312E-446F-81C1-C42BAF82F1FC}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{EFAC73B8-312E-446F-81C1-C42BAF82F1FC}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{EFAC73B8-312E-446F-81C1-C42BAF82F1FC}.Release|Any CPU.Build.0 = Release|Any CPU
+	EndGlobalSection
+	GlobalSection(SolutionProperties) = preSolution
+		HideSolutionNode = FALSE
+	EndGlobalSection
+	GlobalSection(ExtensibilityGlobals) = postSolution
+		SolutionGuid = {A92478D4-9C6B-43B3-B3E5-7F61E5863FE3}
+	EndGlobalSection
+EndGlobal

Syncfusion_Dot_NET_MAUI_Spline_Charts/App.xaml → SplineCharts/SplineCharts/App.xaml

@@ -1,8 +1,8 @@
 <?xml version = "1.0" encoding = "UTF-8" ?>
 <Application xmlns="http://schemas.microsoft.com/dotnet/2021/maui"
              xmlns:x="http://schemas.microsoft.com/winfx/2009/xaml"
-             xmlns:local="clr-namespace:Syncfusion_Dot_NET_MAUI_Spline_Charts"
-             x:Class="Syncfusion_Dot_NET_MAUI_Spline_Charts.App">
+             xmlns:local="clr-namespace:SplineCharts"
+             x:Class="SplineCharts.App">
     <Application.Resources>
         <ResourceDictionary>
             <ResourceDictionary.MergedDictionaries>

SplineCharts/SplineCharts/App.xaml.cs

@@ -0,0 +1,15 @@
+namespace SplineCharts
+{
+    public partial class App : Application
+    {
+        public App()
+        {
+            InitializeComponent();
+        }
+
+        protected override Window CreateWindow(IActivationState? activationState)
+        {
+            return new Window(new AppShell());
+        }
+    }
+}

Syncfusion_Dot_NET_MAUI_Spline_Charts/AppShell.xaml → SplineCharts/SplineCharts/AppShell.xaml

@@ -1,13 +1,13 @@
 <?xml version="1.0" encoding="UTF-8" ?>
 <Shell
-    x:Class="Syncfusion_Dot_NET_MAUI_Spline_Charts.AppShell"
+    x:Class="SplineCharts.AppShell"
     xmlns="http://schemas.microsoft.com/dotnet/2021/maui"
     xmlns:x="http://schemas.microsoft.com/winfx/2009/xaml"
-    xmlns:local="clr-namespace:Syncfusion_Dot_NET_MAUI_Spline_Charts"
-    Shell.FlyoutBehavior="Disabled">
+    xmlns:local="clr-namespace:SplineCharts"
+    Shell.FlyoutBehavior="Disabled"
+    Title="SplineCharts">
 
     <ShellContent
-        Title="Home"
         ContentTemplate="{DataTemplate local:MainPage}"
         Route="MainPage" />
 

SplineCharts/SplineCharts/AppShell.xaml.cs

@@ -0,0 +1,10 @@
+namespace SplineCharts
+{
+    public partial class AppShell : Shell
+    {
+        public AppShell()
+        {
+            InitializeComponent();
+        }
+    }
+}

Syncfusion_Dot_NET_MAUI_Spline_Charts/MainPage.xaml → SplineCharts/SplineCharts/MainPage.xaml

@@ -1,9 +1,9 @@
 <?xml version="1.0" encoding="utf-8" ?>
 <ContentPage xmlns="http://schemas.microsoft.com/dotnet/2021/maui"
              xmlns:x="http://schemas.microsoft.com/winfx/2009/xaml"
+             x:Class="SplineCharts.MainPage"
              xmlns:chart="clr-namespace:Syncfusion.Maui.Charts;assembly=Syncfusion.Maui.Charts"
-             xmlns:model="clr-namespace:Syncfusion_Dot_NET_MAUI_Spline_Charts"
-             x:Class="Syncfusion_Dot_NET_MAUI_Spline_Charts.MainPage">
+             xmlns:model="clr-namespace:SplineCharts">
 
     <chart:SfCartesianChart>
 
@@ -31,11 +31,11 @@
         </chart:SfCartesianChart.YAxes>
 
         <chart:SplineSeries Label="Height" 
-                    EnableTooltip="True"
-                    ShowDataLabels="True"
-                    ItemsSource="{Binding Data}"
-                    XBindingPath="Name" 
-                    YBindingPath="Height">
+                            EnableTooltip="True"
+                            ShowDataLabels="True"
+                            ItemsSource="{Binding Data}"
+                            XBindingPath="Name" 
+                            YBindingPath="Height">
         </chart:SplineSeries>
     </chart:SfCartesianChart>
 

SplineCharts/SplineCharts/MainPage.xaml.cs

@@ -0,0 +1,11 @@
+namespace SplineCharts
+{
+    public partial class MainPage : ContentPage
+    {
+        public MainPage()
+        {
+            InitializeComponent();
+        }
+    }
+
+}

SplineCharts/SplineCharts/MauiProgram.cs

@@ -0,0 +1,26 @@
+using Microsoft.Extensions.Logging;
+using Syncfusion.Maui.Core.Hosting;
+namespace SplineCharts
+{
+    public static class MauiProgram
+    {
+        public static MauiApp CreateMauiApp()
+        {
+            var builder = MauiApp.CreateBuilder();
+            builder
+                .UseMauiApp<App>()
+                .ConfigureSyncfusionCore()
+                .ConfigureFonts(fonts =>
+                {
+                    fonts.AddFont("OpenSans-Regular.ttf", "OpenSansRegular");
+                    fonts.AddFont("OpenSans-Semibold.ttf", "OpenSansSemibold");
+                });
+
+#if DEBUG
+    		builder.Logging.AddDebug();
+#endif
+
+            return builder.Build();
+        }
+    }
+}

SplineCharts/SplineCharts/Platforms/Android/MainActivity.cs

@@ -0,0 +1,11 @@
+using Android.App;
+using Android.Content.PM;
+using Android.OS;
+
+namespace SplineCharts
+{
+    [Activity(Theme = "@style/Maui.SplashTheme", MainLauncher = true, LaunchMode = LaunchMode.SingleTop, ConfigurationChanges = ConfigChanges.ScreenSize | ConfigChanges.Orientation | ConfigChanges.UiMode | ConfigChanges.ScreenLayout | ConfigChanges.SmallestScreenSize | ConfigChanges.Density)]
+    public class MainActivity : MauiAppCompatActivity
+    {
+    }
+}

SplineCharts/SplineCharts/Platforms/Android/MainApplication.cs

@@ -0,0 +1,16 @@
+using Android.App;
+using Android.Runtime;
+
+namespace SplineCharts
+{
+    [Application]
+    public class MainApplication : MauiApplication
+    {
+        public MainApplication(IntPtr handle, JniHandleOwnership ownership)
+            : base(handle, ownership)
+        {
+        }
+
+        protected override MauiApp CreateMauiApp() => MauiProgram.CreateMauiApp();
+    }
+}

SplineCharts/SplineCharts/Platforms/MacCatalyst/AppDelegate.cs

@@ -0,0 +1,10 @@
+using Foundation;
+
+namespace SplineCharts
+{
+    [Register("AppDelegate")]
+    public class AppDelegate : MauiUIApplicationDelegate
+    {
+        protected override MauiApp CreateMauiApp() => MauiProgram.CreateMauiApp();
+    }
+}

SplineCharts/SplineCharts/Platforms/MacCatalyst/Entitlements.plist

@@ -0,0 +1,14 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
+<plist version="1.0">
+    <!-- See https://aka.ms/maui-publish-app-store#add-entitlements for more information about adding entitlements.-->
+    <dict>
+        <!-- App Sandbox must be enabled to distribute a MacCatalyst app through the Mac App Store. -->
+        <key>com.apple.security.app-sandbox</key>
+        <true/>
+        <!-- When App Sandbox is enabled, this value is required to open outgoing network connections. -->
+        <key>com.apple.security.network.client</key>
+        <true/>
+    </dict>
+</plist>
+

Syncfusion_Dot_NET_MAUI_Spline_Charts/Platforms/MacCatalyst/Info.plist → SplineCharts/SplineCharts/Platforms/MacCatalyst/Info.plist

@@ -2,9 +2,17 @@
 <!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
 <plist version="1.0">
 <dict>
+    <!-- The Mac App Store requires you specify if the app uses encryption. -->
+    <!-- Please consult https://developer.apple.com/documentation/bundleresources/information_property_list/itsappusesnonexemptencryption -->
+    <!-- <key>ITSAppUsesNonExemptEncryption</key> -->
+    <!-- Please indicate <true/> or <false/> here. -->
+
+    <!-- Specify the category for your app here. -->
+    <!-- Please consult https://developer.apple.com/documentation/bundleresources/information_property_list/lsapplicationcategorytype -->
+    <!-- <key>LSApplicationCategoryType</key> -->
+    <!-- <string>public.app-category.YOUR-CATEGORY-HERE</string> -->
 	<key>UIDeviceFamily</key>
 	<array>
-		<integer>1</integer>
 		<integer>2</integer>
 	</array>
 	<key>UIRequiredDeviceCapabilities</key>

SplineCharts/SplineCharts/Platforms/MacCatalyst/Program.cs

@@ -0,0 +1,16 @@
+using ObjCRuntime;
+using UIKit;
+
+namespace SplineCharts
+{
+    public class Program
+    {
+        // This is the main entry point of the application.
+        static void Main(string[] args)
+        {
+            // if you want to use a different Application Delegate class from "AppDelegate"
+            // you can specify it here.
+            UIApplication.Main(args, null, typeof(AppDelegate));
+        }
+    }
+}

SplineCharts/SplineCharts/Platforms/Tizen/Main.cs

@@ -0,0 +1,17 @@
+using System;
+using Microsoft.Maui;
+using Microsoft.Maui.Hosting;
+
+namespace SplineCharts
+{
+    internal class Program : MauiApplication
+    {
+        protected override MauiApp CreateMauiApp() => MauiProgram.CreateMauiApp();
+
+        static void Main(string[] args)
+        {
+            var app = new Program();
+            app.Run(args);
+        }
+    }
+}

Syncfusion_Dot_NET_MAUI_Spline_Charts/Platforms/Tizen/tizen-manifest.xml → SplineCharts/SplineCharts/Platforms/Tizen/tizen-manifest.xml

@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="utf-8"?>
-<manifest package="maui-application-id-placeholder" version="0.0.0" api-version="7" xmlns="http://tizen.org/ns/packages">
+<manifest package="maui-application-id-placeholder" version="0.0.0" api-version="9" xmlns="http://tizen.org/ns/packages">
   <profile name="common" />
-  <ui-application appid="maui-application-id-placeholder" exec="Syncfusion_Dot_NET_MAUI_Spline_Charts.dll" multiple="false" nodisplay="false" taskmanage="true" type="dotnet" launch_mode="single">
+  <ui-application appid="maui-application-id-placeholder" exec="SplineCharts.dll" multiple="false" nodisplay="false" taskmanage="true" type="dotnet" launch_mode="single">
     <label>maui-application-title-placeholder</label>
     <icon>maui-appicon-placeholder</icon>
     <metadata key="http://tizen.org/metadata/prefer_dotnet_aot" value="true" />

Syncfusion_Dot_NET_MAUI_Spline_Charts/Platforms/Windows/App.xaml → SplineCharts/SplineCharts/Platforms/Windows/App.xaml

@@ -1,8 +1,8 @@
 <maui:MauiWinUIApplication
-    x:Class="Syncfusion_Dot_NET_MAUI_Spline_Charts.WinUI.App"
+    x:Class="SplineCharts.WinUI.App"
     xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
     xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
     xmlns:maui="using:Microsoft.Maui"
-    xmlns:local="using:Syncfusion_Dot_NET_MAUI_Spline_Charts.WinUI">
+    xmlns:local="using:SplineCharts.WinUI">
 
 </maui:MauiWinUIApplication>

SplineCharts/SplineCharts/Platforms/Windows/App.xaml.cs

@@ -0,0 +1,25 @@
+using Microsoft.UI.Xaml;
+
+// To learn more about WinUI, the WinUI project structure,
+// and more about our project templates, see: http://aka.ms/winui-project-info.
+
+namespace SplineCharts.WinUI
+{
+    /// <summary>
+    /// Provides application-specific behavior to supplement the default Application class.
+    /// </summary>
+    public partial class App : MauiWinUIApplication
+    {
+        /// <summary>
+        /// Initializes the singleton application object.  This is the first line of authored code
+        /// executed, and as such is the logical equivalent of main() or WinMain().
+        /// </summary>
+        public App()
+        {
+            this.InitializeComponent();
+        }
+
+        protected override MauiApp CreateMauiApp() => MauiProgram.CreateMauiApp();
+    }
+
+}

Syncfusion_Dot_NET_MAUI_Spline_Charts/Platforms/Windows/Package.appxmanifest → SplineCharts/SplineCharts/Platforms/Windows/Package.appxmanifest

@@ -2,11 +2,14 @@
 <Package
   xmlns="http://schemas.microsoft.com/appx/manifest/foundation/windows10"
   xmlns:uap="http://schemas.microsoft.com/appx/manifest/uap/windows10"
+  xmlns:mp="http://schemas.microsoft.com/appx/2014/phone/manifest"
   xmlns:rescap="http://schemas.microsoft.com/appx/manifest/foundation/windows10/restrictedcapabilities"
   IgnorableNamespaces="uap rescap">
 
   <Identity Name="maui-package-name-placeholder" Publisher="CN=User Name" Version="0.0.0.0" />
 
+  <mp:PhoneIdentity PhoneProductId="749CDE19-76E8-46A5-B958-7A74A82F2A7A" PhonePublisherId="00000000-0000-0000-0000-000000000000"/>
+
   <Properties>
     <DisplayName>$placeholder$</DisplayName>
     <PublisherDisplayName>User Name</PublisherDisplayName>

Syncfusion_Dot_NET_MAUI_Spline_Charts/Platforms/Windows/app.manifest → SplineCharts/SplineCharts/Platforms/Windows/app.manifest

@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="utf-8"?>
 <assembly manifestVersion="1.0" xmlns="urn:schemas-microsoft-com:asm.v1">
-  <assemblyIdentity version="1.0.0.0" name="Syncfusion_Dot_NET_MAUI_Spline_Charts.WinUI.app"/>
+  <assemblyIdentity version="1.0.0.0" name="SplineCharts.WinUI.app"/>
 
   <application xmlns="urn:schemas-microsoft-com:asm.v3">
     <windowsSettings>

SplineCharts/SplineCharts/Platforms/iOS/AppDelegate.cs

@@ -0,0 +1,10 @@
+using Foundation;
+
+namespace SplineCharts
+{
+    [Register("AppDelegate")]
+    public class AppDelegate : MauiUIApplicationDelegate
+    {
+        protected override MauiApp CreateMauiApp() => MauiProgram.CreateMauiApp();
+    }
+}

SplineCharts/SplineCharts/Platforms/iOS/Program.cs

@@ -0,0 +1,16 @@
+using ObjCRuntime;
+using UIKit;
+
+namespace SplineCharts
+{
+    public class Program
+    {
+        // This is the main entry point of the application.
+        static void Main(string[] args)
+        {
+            // if you want to use a different Application Delegate class from "AppDelegate"
+            // you can specify it here.
+            UIApplication.Main(args, null, typeof(AppDelegate));
+        }
+    }
+}