boxwhiskersanimation.cpp

// Copyright (C) 2016 The Qt Company Ltd.

// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only

#include <private/boxwhiskersanimation_p.h>

#include <private/boxplotanimation_p.h>

#include <private/boxplotchartitem_p.h>

#include <private/boxwhiskersdata_p.h>

QT_BEGIN_NAMESPACE

BoxWhiskersAnimation::BoxWhiskersAnimation(BoxWhiskers *box, BoxPlotAnimation *boxPlotAnimation,

                                           int duration, QEasingCurve &curve)

    : ChartAnimation(box),

      m_box(box),

      m_changeAnimation(false),

      m_boxPlotAnimation(boxPlotAnimation)

    setDuration(duration);

    setEasingCurve(curve);

BoxWhiskersAnimation::~BoxWhiskersAnimation()

    if (m_boxPlotAnimation)

        m_boxPlotAnimation->removeBoxAnimation(m_box);

QVariant BoxWhiskersAnimation::interpolated(const QVariant &from, const QVariant &to, qreal progress) const

    BoxWhiskersData startData = qvariant_cast<BoxWhiskersData>(from);

    BoxWhiskersData endData = qvariant_cast<BoxWhiskersData>(to);

    BoxWhiskersData result;

    if (m_changeAnimation) {

        result.m_lowerExtreme = startData.m_lowerExtreme + progress * (endData.m_lowerExtreme - startData.m_lowerExtreme);

        result.m_lowerQuartile = startData.m_lowerQuartile + progress * (endData.m_lowerQuartile - startData.m_lowerQuartile);

        result.m_median = startData.m_median + progress * (endData.m_median - startData.m_median);

        result.m_upperQuartile = startData.m_upperQuartile + progress * (endData.m_upperQuartile - startData.m_upperQuartile);

        result.m_upperExtreme = startData.m_upperExtreme + progress * (endData.m_upperExtreme - startData.m_upperExtreme);

    } else {

        result.m_lowerExtreme = endData.m_median + progress * (endData.m_lowerExtreme - endData.m_median);

        result.m_lowerQuartile = endData.m_median + progress * (endData.m_lowerQuartile - endData.m_median);

        result.m_median = endData.m_median;

        result.m_upperQuartile = endData.m_median + progress * (endData.m_upperQuartile - endData.m_median);

        result.m_upperExtreme = endData.m_median + progress * (endData.m_upperExtreme - endData.m_median);

    result.m_index = endData.m_index;

    result.m_boxItems = endData.m_boxItems;

    result.m_maxX = endData.m_maxX;

    result.m_minX = endData.m_minX;

    result.m_maxY = endData.m_maxY;

    result.m_minY = endData.m_minY;

    result.m_seriesIndex = endData.m_seriesIndex;

    result.m_seriesCount = endData.m_seriesCount;

    return QVariant::fromValue(result);

void BoxWhiskersAnimation::updateCurrentValue(const QVariant &value)

    const BoxWhiskersData data = qvariant_cast<BoxWhiskersData>(value);

    m_box->setLayout(data);

void BoxWhiskersAnimation::setup(const BoxWhiskersData &startData, const BoxWhiskersData &endData)

    setKeyValueAt(0.0, QVariant::fromValue(startData));

    setKeyValueAt(1.0, QVariant::fromValue(endData));

void BoxWhiskersAnimation::setEndData(const BoxWhiskersData &endData)

    if (state() != QAbstractAnimation::Stopped)

        stop();

    setEndValue(QVariant::fromValue(endData));

void BoxWhiskersAnimation::setStartData(const BoxWhiskersData &endData)

    if (state() != QAbstractAnimation::Stopped)

        stop();

    setStartValue(QVariant::fromValue(endData));

QT_END_NAMESPACE

#include "moc_boxwhiskersanimation_p.cpp"