1 files changed, 19 insertions, 0 deletions

diff --git a/xbmc/utils/ColorUtils.cpp b/xbmc/utils/ColorUtils.cpp
new file mode 100644
index 0000000..80319a0
--- /dev/null
+++ b/xbmc/utils/ColorUtils.cpp
@@ -0,0 +1,19 @@
+/*
+ *  Copyright (C) 2005-2018 Team Kodi
+ *  This file is part of Kodi - https://kodi.tv
+ *
+ *  SPDX-License-Identifier: GPL-2.0-or-later
+ *  See LICENSES/README.md for more information.
+ */
+
+#include "ColorUtils.h"
+
+#include "Color.h"
+
+#include <math.h>
+
+UTILS::Color ColorUtils::ChangeOpacity(const UTILS::Color color, const float opacity)
+{
+  int newAlpha = ceil( ((color >> 24) & 0xff) * opacity);
+  return (color & 0x00FFFFFF) | (newAlpha << 24);
+};