Windows fonts work

src/WindowsFontData/CustomFontSetManager.h

@@ -0,0 +1,40 @@
+//*********************************************************
+//
+// Copyright (c) Microsoft. All rights reserved.
+// This code is licensed under the MIT License (MIT).
+// THIS CODE IS PROVIDED *AS IS* WITHOUT WARRANTY OF
+// ANY KIND, EITHER EXPRESS OR IMPLIED, INCLUDING ANY
+// IMPLIED WARRANTIES OF FITNESS FOR A PARTICULAR
+// PURPOSE, MERCHANTABILITY, OR NON-INFRINGEMENT.
+//
+//*********************************************************
+
+// Removed unnecessary functions. Is a sample from:
+// https://github.com/microsoft/Windows-classic-samples/tree/main
+
+#pragma once
+
+#include "stdafx.h"
+#include "DXHelper.h"
+
+namespace DWriteCustomFontSets
+{
+    class CustomFontSetManager
+    {
+    public:
+        CustomFontSetManager();
+
+        // Method for checking API availability
+        bool IDWriteFactory5_IsAvailable();
+
+        // Methods for creating font sets under the different scenarios.
+        void CreateFontSetUsingLocalFontFiles(const std::vector<std::wstring>& selectedFilePathNames);
+
+        void CreateFontCollectionFromFontSet();
+
+        Microsoft::WRL::ComPtr<IDWriteFontSet>              m_customFontSet;
+        Microsoft::WRL::ComPtr<IDWriteFactory3>             m_dwriteFactory3; // Available on all Windows 10 versions (build 10240 and later).
+        Microsoft::WRL::ComPtr<IDWriteFactory5>             m_dwriteFactory5; // Available on Windows 10 Creators Update (preview build 15021 or later).
+        Microsoft::WRL::ComPtr<IDWriteFontCollection1>       m_customFontCollection;
+    }; // class CustomFontSetManager
+} // namespace DWriteCustomFontSets