1/****************************************************************************
2**
3** Copyright (C) 2016 The Qt Company Ltd.
4** Contact: https://www.qt.io/licensing/
5**
6** This file is part of the QtGui module of the Qt Toolkit.
7**
8** $QT_BEGIN_LICENSE:LGPL$
9** Commercial License Usage
10** Licensees holding valid commercial Qt licenses may use this file in
11** accordance with the commercial license agreement provided with the
12** Software or, alternatively, in accordance with the terms contained in
13** a written agreement between you and The Qt Company. For licensing terms
14** and conditions see https://www.qt.io/terms-conditions. For further
15** information use the contact form at https://www.qt.io/contact-us.
16**
17** GNU Lesser General Public License Usage
18** Alternatively, this file may be used under the terms of the GNU Lesser
19** General Public License version 3 as published by the Free Software
20** Foundation and appearing in the file LICENSE.LGPL3 included in the
21** packaging of this file. Please review the following information to
22** ensure the GNU Lesser General Public License version 3 requirements
23** will be met: https://www.gnu.org/licenses/lgpl-3.0.html.
24**
25** GNU General Public License Usage
26** Alternatively, this file may be used under the terms of the GNU
27** General Public License version 2.0 or (at your option) the GNU General
28** Public license version 3 or any later version approved by the KDE Free
29** Qt Foundation. The licenses are as published by the Free Software
30** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3
31** included in the packaging of this file. Please review the following
32** information to ensure the GNU General Public License requirements will
33** be met: https://www.gnu.org/licenses/gpl-2.0.html and
34** https://www.gnu.org/licenses/gpl-3.0.html.
35**
36** $QT_END_LICENSE$
37**
38****************************************************************************/
39#include <QtGui/qtguiglobal.h>
40
41#include <QtCore/qvariantanimation.h>
42#include <private/qvariantanimation_p.h>
43#include <QtGui/qcolor.h>
44#include <QtGui/qvector2d.h>
45#include <QtGui/qvector3d.h>
46#include <QtGui/qvector4d.h>
47#include <QtGui/qquaternion.h>
48
49QT_BEGIN_NAMESPACE
50
51template<> Q_INLINE_TEMPLATE QColor _q_interpolate(const QColor &f,const QColor &t, qreal progress)
52{
53 return QColor(qBound(0,_q_interpolate(f.red(), t.red(), progress),255),
54 qBound(0,_q_interpolate(f.green(), t.green(), progress),255),
55 qBound(0,_q_interpolate(f.blue(), t.blue(), progress),255),
56 qBound(0,_q_interpolate(f.alpha(), t.alpha(), progress),255));
57}
58
59template<> Q_INLINE_TEMPLATE QQuaternion _q_interpolate(const QQuaternion &f,const QQuaternion &t, qreal progress)
60{
61 return QQuaternion::slerp(f, t, progress);
62}
63
64void qRegisterGuiGetInterpolator()
65{
66 qRegisterAnimationInterpolator<QColor>(_q_interpolateVariant<QColor>);
67 qRegisterAnimationInterpolator<QVector2D>(_q_interpolateVariant<QVector2D>);
68 qRegisterAnimationInterpolator<QVector3D>(_q_interpolateVariant<QVector3D>);
69 qRegisterAnimationInterpolator<QVector4D>(_q_interpolateVariant<QVector4D>);
70 qRegisterAnimationInterpolator<QQuaternion>(_q_interpolateVariant<QQuaternion>);
71}
72Q_CONSTRUCTOR_FUNCTION(qRegisterGuiGetInterpolator)
73
74static void qUnregisterGuiGetInterpolator()
75{
76 // casts required by Sun CC 5.5
77 qRegisterAnimationInterpolator<QColor>(
78 (QVariant (*)(const QColor &, const QColor &, qreal))nullptr);
79 qRegisterAnimationInterpolator<QVector2D>(
80 (QVariant (*)(const QVector2D &, const QVector2D &, qreal))nullptr);
81 qRegisterAnimationInterpolator<QVector3D>(
82 (QVariant (*)(const QVector3D &, const QVector3D &, qreal))nullptr);
83 qRegisterAnimationInterpolator<QVector4D>(
84 (QVariant (*)(const QVector4D &, const QVector4D &, qreal))nullptr);
85 qRegisterAnimationInterpolator<QQuaternion>(
86 (QVariant (*)(const QQuaternion &, const QQuaternion &, qreal))nullptr);
87}
88Q_DESTRUCTOR_FUNCTION(qUnregisterGuiGetInterpolator)
89
90QT_END_NAMESPACE
91