1 files changed, 46 insertions, 0 deletions
diff --git a/include/vcl/GestureEventZoom.hxx b/include/vcl/GestureEventZoom.hxx
new file mode 100644
index 0000000000..3c4e637aca
--- /dev/null
+++ b/include/vcl/GestureEventZoom.hxx
@@ -0,0 +1,46 @@
+/* -*- 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/dllapi.h>
+
+enum class GestureEventZoomType
+{
+    Begin,
+    Update,
+    End
+};
+
+class VCL_DLLPUBLIC GestureEventZoom
+{
+public:
+    sal_Int32 mnX = 0;
+    sal_Int32 mnY = 0;
+
+    GestureEventZoomType meEventType = GestureEventZoomType::Begin;
+
+    // The difference of between the current gesture scale and the scale at the beginning of the
+    // gesture.
+    double mfScaleDelta = 0;
+
+    GestureEventZoom() = default;
+
+    GestureEventZoom(sal_Int32 nX, sal_Int32 nY, GestureEventZoomType eEventType,
+                     double fScaleDelta)
+        : mnX(nX)
+        , mnY(nY)
+        , meEventType(eEventType)
+        , mfScaleDelta(fScaleDelta)
+    {
+    }
+};
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */