Sdk: Add links to individual samples in the readme

NAPS2.Sdk.Samples/PdfImportSample.cs

@@ -0,0 +1,40 @@
+using NAPS2.Images.Gdi;
+using NAPS2.Pdf;
+using NAPS2.Scan;
+
+namespace NAPS2.Sdk.Samples;
+
+public class PdfImportSample
+{
+    public static async Task PdfImportAppendAndExport()
+    {
+        // Importing PDFs requires the optional NAPS2.Pdfium.Binaries Nuget package to be installed.
+
+        // Set up
+        using var scanningContext = new ScanningContext(new GdiImageContext());
+        var pdfImporter = new PdfImporter(scanningContext);
+        var images = new List<ProcessedImage>();
+
+        // Import original PDF
+        await foreach (var image in pdfImporter.Import("original.pdf"))
+        {
+            images.Add(image);
+        }
+
+        // Set up scanning
+        var controller = new ScanController(scanningContext);
+        var devices = await controller.GetDeviceList();
+        var options = new ScanOptions { Device = devices.First() };
+
+        // Append newly scanned images
+        await foreach (var image in controller.Scan(options))
+        {
+            images.Add(image);
+        }
+
+        // Save all images to a new PDF
+        // This will retain the structure of the original PDF pages (i.e. they aren't rasterized to flat images)
+        var pdfExporter = new PdfExporter(scanningContext);
+        await pdfExporter.Export("doc.pdf", images);
+    }
+}

NAPS2.Sdk/README.md

@@ -37,8 +37,6 @@ NAPS2.Sdk is modular, and depending on your needs you may have to reference a di
 
 ## Usage
 
-See the [Samples](https://github.com/cyanfish/naps2/tree/master/NAPS2.Sdk.Samples) for more examples and description.
-
 ```c#
 // Set up
 using var scanningContext = new ScanningContext(new GdiImageContext());
@@ -69,6 +67,15 @@ var pdfExporter = new PdfExporter(scanningContext);
 await pdfExporter.Export("doc.pdf", images);
 ```
 
+More [samples](https://github.com/cyanfish/naps2/tree/master/NAPS2.Sdk.Samples):
+- ["Hello World" scanning](https://github.com/cyanfish/naps2/blob/master/NAPS2.Sdk.Samples/HelloWorldSample.cs)
+- [Scan and save to PDF/images](https://github.com/cyanfish/naps2/blob/master/NAPS2.Sdk.Samples/ScanAndSaveSample.cs)
+- [Scan with TWAIN drivers](https://github.com/cyanfish/naps2/blob/master/NAPS2.Sdk.Samples/TwainSample.cs)
+- [Scan to System.Drawing.Bitmap](https://github.com/cyanfish/naps2/blob/master/NAPS2.Sdk.Samples/ScanToBitmapSample.cs)
+- [Import and export PDFs](https://github.com/cyanfish/naps2/blob/master/NAPS2.Sdk.Samples/PdfImportSample.cs)
+- [Store image data on the filesystem](https://github.com/cyanfish/naps2/blob/master/NAPS2.Sdk.Samples/FileStorageSample.cs)
+- [Share scanners on the local network](https://github.com/cyanfish/naps2/blob/master/NAPS2.Sdk.Samples/NetworkSharingSample.cs)
+
 ## Drivers
 
 |           | Windows | Mac | Linux |