Add private Color singleton

This will be used by various styles.

Change-Id: I50b22c1fab04e7fd8fb1fe0b74630c721b6f8c6f
Reviewed-by: J-P Nurmi <jpnurmi@qt.io>

1 files changed, 51 insertions, 0 deletions

diff --git a/src/quickcontrols2/qquickcolor.cpp b/src/quickcontrols2/qquickcolor.cpp
new file mode 100644
index 00000000..bede2a88
--- /dev/null
+++ b/src/quickcontrols2/qquickcolor.cpp
@@ -0,0 +1,51 @@
+/****************************************************************************
+**
+** Copyright (C) 2017 The Qt Company Ltd.
+** Contact: http://www.qt.io/licensing/
+**
+** This file is part of the Qt Quick Controls 2 module of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL3$
+** Commercial License Usage
+** Licensees holding valid commercial Qt licenses may use this file in
+** accordance with the commercial license agreement provided with the
+** Software or, alternatively, in accordance with the terms contained in
+** a written agreement between you and The Qt Company. For licensing terms
+** and conditions see http://www.qt.io/terms-conditions. For further
+** information use the contact form at http://www.qt.io/contact-us.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 3 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPLv3 included in the
+** packaging of this file. Please review the following information to
+** ensure the GNU Lesser General Public License version 3 requirements
+** will be met: https://www.gnu.org/licenses/lgpl.html.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 2.0 or later as published by the Free
+** Software Foundation and appearing in the file LICENSE.GPL included in
+** the packaging of this file. Please review the following information to
+** ensure the GNU General Public License version 2.0 requirements will be
+** met: http://www.gnu.org/licenses/gpl-2.0.html.
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include "qquickcolor_p.h"
+
+QT_BEGIN_NAMESPACE
+
+QQuickColor::QQuickColor(QObject *parent) :
+    QObject(parent)
+{
+}
+
+QColor QQuickColor::transparent(const QColor &color, qreal opacity) const
+{
+    return QColor(color.red(), color.green(), color.blue(), qBound(0.0, opacity, 1.0) * 255);
+}
+
+QT_END_NAMESPACE