[03_RoyalGallery/PrinterController]

Added it.

03_RoyalGallery/PrinterController/PrinterController.exe.config

@@ -0,0 +1,14 @@
+<?xml version="1.0" encoding="utf-8"?>
+<configuration>
+    <startup> 
+        <supportedRuntime version="v4.0" sku=".NETFramework,Version=v4.6.1" />
+    </startup>
+  <runtime>
+    <assemblyBinding xmlns="urn:schemas-microsoft-com:asm.v1">
+      <dependentAssembly>
+        <assemblyIdentity name="System.Interactive.Async" publicKeyToken="94bc3704cddfc263" culture="neutral" />
+        <bindingRedirect oldVersion="0.0.0.0-3.0.3000.0" newVersion="3.0.3000.0" />
+      </dependentAssembly>
+    </assemblyBinding>
+  </runtime>
+</configuration>

03_RoyalGallery/PrinterController/System.Interactive.Async.xml

@@ -0,0 +1,84 @@
+<?xml version="1.0"?>
+<doc>
+    <assembly>
+        <name>System.Interactive.Async</name>
+    </assembly>
+    <members>
+        <member name="T:System.Linq.Internal.Grouping`2">
+            Adapted from System.Linq.Grouping from .NET Framework
+            Source: https://github.com/dotnet/corefx/blob/b90532bc97b07234a7d18073819d019645285f1c/src/System.Linq/src/System/Linq/Grouping.cs#L64
+        </member>
+        <member name="T:System.Linq.IIListProvider`1">
+            <summary>
+            An iterator that can produce an array or <see cref="T:System.Collections.Generic.List`1"/> through an optimized path.
+            </summary>
+        </member>
+        <member name="M:System.Linq.IIListProvider`1.ToArrayAsync(System.Threading.CancellationToken)">
+            <summary>
+            Produce an array of the sequence through an optimized path.
+            </summary>
+            <param name="cancellationToken"></param>
+            <returns>The array.</returns>
+        </member>
+        <member name="M:System.Linq.IIListProvider`1.ToListAsync(System.Threading.CancellationToken)">
+            <summary>
+            Produce a <see cref="T:System.Collections.Generic.List`1"/> of the sequence through an optimized path.
+            </summary>
+            <param name="cancellationToken"></param>
+            <returns>The <see cref="T:System.Collections.Generic.List`1"/>.</returns>
+        </member>
+        <member name="M:System.Linq.IIListProvider`1.GetCountAsync(System.Boolean,System.Threading.CancellationToken)">
+            <summary>
+            Returns the count of elements in the sequence.
+            </summary>
+            <param name="onlyIfCheap">If true then the count should only be calculated if doing
+            so is quick (sure or likely to be constant time), otherwise -1 should be returned.</param>
+            <param name="cancellationToken"></param>
+            <returns>The number of elements.</returns>
+        </member>
+        <member name="M:System.Collections.Generic.AsyncEnumerator.MoveNext``1(System.Collections.Generic.IAsyncEnumerator{``0})">
+            <summary>
+            Advances the enumerator to the next element in the sequence, returning the result asynchronously.
+            </summary>
+            <returns>
+            Task containing the result of the operation: true if the enumerator was successfully advanced 
+            to the next element; false if the enumerator has passed the end of the sequence.
+            </returns>
+        </member>
+        <member name="T:System.Collections.Generic.IAsyncEnumerable`1">
+            <summary>
+                Asynchronous version of the IEnumerable&lt;T&gt; interface, allowing elements of the
+                enumerable sequence to be retrieved asynchronously.
+            </summary>
+            <typeparam name="T">Element type.</typeparam>
+        </member>
+        <member name="M:System.Collections.Generic.IAsyncEnumerable`1.GetEnumerator">
+            <summary>
+                Gets an asynchronous enumerator over the sequence.
+            </summary>
+            <returns>Enumerator for asynchronous enumeration over the sequence.</returns>
+        </member>
+        <member name="T:System.Collections.Generic.IAsyncEnumerator`1">
+            <summary>
+                Asynchronous version of the IEnumerator&lt;T&gt; interface, allowing elements to be
+                retrieved asynchronously.
+            </summary>
+            <typeparam name="T">Element type.</typeparam>
+        </member>
+        <member name="P:System.Collections.Generic.IAsyncEnumerator`1.Current">
+            <summary>
+                Gets the current element in the iteration.
+            </summary>
+        </member>
+        <member name="M:System.Collections.Generic.IAsyncEnumerator`1.MoveNext(System.Threading.CancellationToken)">
+            <summary>
+                Advances the enumerator to the next element in the sequence, returning the result asynchronously.
+            </summary>
+            <param name="cancellationToken">Cancellation token that can be used to cancel the operation.</param>
+            <returns>
+                Task containing the result of the operation: true if the enumerator was successfully advanced
+                to the next element; false if the enumerator has passed the end of the sequence.
+            </returns>
+        </member>
+    </members>
+</doc>

03_RoyalGallery/PrinterController/printer_settings.json

@@ -0,0 +1,17 @@
+{
+  "PaperSize": {
+    "Height": 701,
+    "Kind": 0,
+    "PaperName": "13 x 18 cm (5 x 7 in)",
+    "RawKind": 284,
+    "Width": 500
+  },
+  "PaperSource": {
+    "Kind": 257,
+    "RawKind": 261,
+    "SourceName": "Rear Paper Feed"
+  },
+  "Margins": "0, 0, 0, 0",
+  "Landscape": false,
+  "ScaleMode": 4
+}