aboutsummaryrefslogtreecommitdiffstats
path: root/src/quickcontrols2/qquickcolor.cpp
blob: 8c0345b6ce48e1e16b5dec1608fcfc3f35288ce6 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
/****************************************************************************
**
** Copyright (C) 2021 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of the Qt Quick Controls 2 module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:COMM$
**
** 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 https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** $QT_END_LICENSE$
**
**
**
**
**
**
**
**
**
**
**
**
**
**
**
**
****************************************************************************/

#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(),
                  int(qreal(255) * qBound(qreal(0), opacity, qreal(1))));
}

QColor QQuickColor::blend(const QColor &a, const QColor &b, qreal factor) const
{
    if (factor <= 0.0)
        return a;
    if (factor >= 1.0)
        return b;

    QColor color;
    color.setRedF(a.redF() * (1.0 - factor) + b.redF() * factor);
    color.setGreenF(a.greenF() * (1.0 - factor) + b.greenF() * factor);
    color.setBlueF(a.blueF() * (1.0 - factor) + b.blueF() * factor);
    return color;
}

QT_END_NAMESPACE