1 files changed, 49 insertions, 0 deletions
diff --git a/vcl/inc/font/FeatureCollector.hxx b/vcl/inc/font/FeatureCollector.hxx
new file mode 100644
index 0000000000..1b71d02159
--- /dev/null
+++ b/vcl/inc/font/FeatureCollector.hxx
@@ -0,0 +1,49 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ */
+
+#pragma once
+
+#include <vcl/font/Feature.hxx>
+#include <hb.h>
+#include <i18nlangtag/languagetag.hxx>
+
+#include <font/PhysicalFontFace.hxx>
+
+namespace vcl::font
+{
+class FeatureCollector
+{
+private:
+    const PhysicalFontFace* m_pFace;
+    hb_face_t* m_pHbFace;
+    std::vector<vcl::font::Feature>& m_rFontFeatures;
+    const LanguageTag& m_rLanguageTag;
+
+public:
+    FeatureCollector(const PhysicalFontFace* pFace, std::vector<vcl::font::Feature>& rFontFeatures,
+                     const LanguageTag& rLanguageTag)
+        : m_pFace(pFace)
+        , m_pHbFace(pFace->GetHbFace())
+        , m_rFontFeatures(rFontFeatures)
+        , m_rLanguageTag(rLanguageTag)
+    {
+    }
+
+private:
+    void collectForTable(hb_tag_t aTableTag);
+    bool collectGraphite();
+
+public:
+    bool collect();
+};
+
+} // namespace vcl::font
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */