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 Qt Charts module of the Qt Toolkit.
7**
8** $QT_BEGIN_LICENSE:GPL$
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 General Public License Usage
18** Alternatively, this file may be used under the terms of the GNU
19** General Public License version 3 or (at your option) any later version
20** approved by the KDE Free Qt Foundation. The licenses are as published by
21** the Free Software Foundation and appearing in the file LICENSE.GPL3
22** included in the packaging of this file. Please review the following
23** information to ensure the GNU General Public License requirements will
24** be met: https://www.gnu.org/licenses/gpl-3.0.html.
25**
26** $QT_END_LICENSE$
27**
28****************************************************************************/
29
30#include <private/boxwhiskersanimation_p.h>
31#include <private/boxplotanimation_p.h>
32#include <private/boxplotchartitem_p.h>
33#include <private/boxwhiskersdata_p.h>
34
35Q_DECLARE_METATYPE(QVector<QRectF>)
36Q_DECLARE_METATYPE(QT_CHARTS_NAMESPACE::BoxWhiskersData)
37Q_DECLARE_METATYPE(qreal)
38
39QT_CHARTS_BEGIN_NAMESPACE
40
41BoxWhiskersAnimation::BoxWhiskersAnimation(BoxWhiskers *box, BoxPlotAnimation *boxPlotAnimation,
42 int duration, QEasingCurve &curve)
43 : ChartAnimation(box),
44 m_box(box),
45 m_changeAnimation(false),
46 m_boxPlotAnimation(boxPlotAnimation)
47{
48 setDuration(duration);
49 setEasingCurve(curve);
50}
51
52BoxWhiskersAnimation::~BoxWhiskersAnimation()
53{
54 if (m_boxPlotAnimation)
55 m_boxPlotAnimation->removeBoxAnimation(box: m_box);
56}
57
58QVariant BoxWhiskersAnimation::interpolated(const QVariant &from, const QVariant &to, qreal progress) const
59{
60 BoxWhiskersData startData = qvariant_cast<BoxWhiskersData>(v: from);
61 BoxWhiskersData endData = qvariant_cast<BoxWhiskersData>(v: to);
62 BoxWhiskersData result;
63
64 if (m_changeAnimation) {
65 result.m_lowerExtreme = startData.m_lowerExtreme + progress * (endData.m_lowerExtreme - startData.m_lowerExtreme);
66 result.m_lowerQuartile = startData.m_lowerQuartile + progress * (endData.m_lowerQuartile - startData.m_lowerQuartile);
67 result.m_median = startData.m_median + progress * (endData.m_median - startData.m_median);
68 result.m_upperQuartile = startData.m_upperQuartile + progress * (endData.m_upperQuartile - startData.m_upperQuartile);
69 result.m_upperExtreme = startData.m_upperExtreme + progress * (endData.m_upperExtreme - startData.m_upperExtreme);
70 } else {
71 result.m_lowerExtreme = endData.m_median + progress * (endData.m_lowerExtreme - endData.m_median);
72 result.m_lowerQuartile = endData.m_median + progress * (endData.m_lowerQuartile - endData.m_median);
73 result.m_median = endData.m_median;
74 result.m_upperQuartile = endData.m_median + progress * (endData.m_upperQuartile - endData.m_median);
75 result.m_upperExtreme = endData.m_median + progress * (endData.m_upperExtreme - endData.m_median);
76 }
77 result.m_index = endData.m_index;
78 result.m_boxItems = endData.m_boxItems;
79
80 result.m_maxX = endData.m_maxX;
81 result.m_minX = endData.m_minX;
82 result.m_maxY = endData.m_maxY;
83 result.m_minY = endData.m_minY;
84 result.m_seriesIndex = endData.m_seriesIndex;
85 result.m_seriesCount = endData.m_seriesCount;
86
87 return QVariant::fromValue(value: result);
88}
89
90void BoxWhiskersAnimation::updateCurrentValue(const QVariant &value)
91{
92 BoxWhiskersData data = qvariant_cast<BoxWhiskersData>(v: value);
93 m_box->setLayout(data);
94}
95
96void BoxWhiskersAnimation::setup(const BoxWhiskersData &startData, const BoxWhiskersData &endData)
97{
98 setKeyValueAt(step: 0.0, value: QVariant::fromValue(value: startData));
99 setKeyValueAt(step: 1.0, value: QVariant::fromValue(value: endData));
100}
101
102void BoxWhiskersAnimation::setEndData(const BoxWhiskersData &endData)
103{
104 if (state() != QAbstractAnimation::Stopped)
105 stop();
106
107 setEndValue(QVariant::fromValue(value: endData));
108}
109
110void BoxWhiskersAnimation::setStartData(const BoxWhiskersData &endData)
111{
112 if (state() != QAbstractAnimation::Stopped)
113 stop();
114
115 setStartValue(QVariant::fromValue(value: endData));
116}
117
118QT_CHARTS_END_NAMESPACE
119
120#include "moc_boxwhiskersanimation_p.cpp"
121

source code of qtcharts/src/charts/animations/boxwhiskersanimation.cpp