add example file to read in maui sample

samples/Plugin.Maui.Feature.Sample/MainPage.xaml

@@ -1,8 +1,18 @@
-<?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="Plugin.Maui.Feature.Sample.MainPage"
-             Title="Feature Plugin">
+<?xml version="1.0" encoding="utf-8" ?>
+<ContentPage
+    x:Class="Plugin.Maui.Feature.Sample.MainPage"
+    xmlns="http://schemas.microsoft.com/dotnet/2021/maui"
+    xmlns:x="http://schemas.microsoft.com/winfx/2009/xaml"
+    Title="Feature Plugin">
 
-    <!-- Add something that makes sense for your plugin here -->
+    <!--  Add something that makes sense for your plugin here  -->
+    <Grid Padding="20">
+        <Label Text="Hello" />
+        <Button
+            x:Name="RunOcrBtn"
+            Clicked="RunOcrBtn_Clicked"
+            MaximumHeightRequest="100"
+            MaximumWidthRequest="200"
+            Text="Run" />
+    </Grid>
 </ContentPage>

samples/Plugin.Maui.Feature.Sample/MainPage.xaml.cs

@@ -12,4 +12,23 @@ public MainPage(IOcrService feature)
 
         _feature = feature;
     }
+
+    protected override async void OnAppearing()
+    {
+        base.OnAppearing();
+
+        await _feature.InitAsync();
+    }
+
+    private async void RunOcrBtn_Clicked(object sender, EventArgs e)
+    {
+        // load test.jpg and then run OCR on it
+        using var fileStream = await FileSystem.Current.OpenAppPackageFileAsync("test.jpg");
+
+        // read all bytes of the image from fileStream
+        var imageData = new byte[fileStream.Length];
+        await fileStream.ReadAsync(imageData, 0, imageData.Length);
+
+        var result = await _feature.RecognizeTextAsync(imageData);
+    }
 }

samples/Plugin.Maui.Feature.Sample/MauiProgram.cs

@@ -1,24 +1,23 @@
-using Microsoft.Extensions.DependencyInjection;
-using Plugin.Maui.OCR;
 using Plugin.Shared.OCR;
+using Plugin.Maui.OCR;
 
 namespace Plugin.Maui.Feature.Sample;
 
 public static class MauiProgram
 {
-	public static MauiApp CreateMauiApp()
-	{
-		var builder = MauiApp.CreateBuilder();
-		builder
-			.UseMauiApp<App>()
-			.ConfigureFonts(fonts =>
-			{
-				fonts.AddFont("OpenSans-Regular.ttf", "OpenSansRegular");
-				fonts.AddFont("OpenSans-Semibold.ttf", "OpenSansSemibold");
-			});
+    public static MauiApp CreateMauiApp()
+    {
+        var builder = MauiApp.CreateBuilder();
+        builder
+            .UseMauiApp<App>()
+            .ConfigureFonts(fonts =>
+            {
+                fonts.AddFont("OpenSans-Regular.ttf", "OpenSansRegular");
+                fonts.AddFont("OpenSans-Semibold.ttf", "OpenSansSemibold");
+            }).UseOcr();
 
-		builder.Services.AddTransient<MainPage>();
+        builder.Services.AddTransient<MainPage>();
 
-		return builder.Build();
-	}
-}
+        return builder.Build();
+    }
+}

samples/Plugin.Maui.Feature.Sample/Plugin.Maui.OCR.Sample.csproj

@@ -47,6 +47,10 @@
 		<MauiAsset Include="Resources\Raw\**" LogicalName="%(RecursiveDir)%(Filename)%(Extension)" />
 	</ItemGroup>
 
+	<ItemGroup>
+	  <None Remove="Resources\Raw\test.jpg" />
+	</ItemGroup>
+
 	<ItemGroup>
 	  <ProjectReference Include="..\..\src\Plugin.Maui.OCR\Plugin.Maui.OCR.csproj" />
 	  <ProjectReference Include="..\..\src\Plugin.Shared.OCR\Plugin.Shared.OCR.csproj" />

src/Plugin.Maui.OCR/BuilderExtensions.cs

@@ -1,16 +1,15 @@
-using Plugin.Shared.OCR;
+using Plugin.Shared.OCR;
 
-namespace Plugin.Maui.OCR
+namespace Plugin.Maui.OCR;
+
+public static class OcrServiceExtensions
 {
-    public static class OcrServiceExtensions
+    public static MauiAppBuilder UseOcr(this MauiAppBuilder builder)
     {
-        public static MauiAppBuilder UseOcr(this MauiAppBuilder builder)
-        {
-            // Register the IOcrService implementation with the DI container.
-            // This ensures that whenever IOcrService is injected, the specific platform implementation is provided.
-            builder.Services.AddSingleton<IOcrService, OcrImplementation>();
+        // Register the IOcrService implementation with the DI container.
+        // This ensures that whenever IOcrService is injected, the specific platform implementation is provided.
+        builder.Services.AddSingleton<IOcrService, OcrImplementation>();
 
-            return builder;
-        }
+        return builder;
     }
-}
+}