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/****************************************************************************
**
** Copyright (C) 2022 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of the lottie-qt 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 "bmrepeatertransform_p.h"
QT_BEGIN_NAMESPACE
BMRepeaterTransform::BMRepeaterTransform(const BMRepeaterTransform &other)
: BMBasicTransform(other)
{
m_startOpacity = other.m_startOpacity;
m_endOpacity = other.m_endOpacity;
m_opacities = other.m_opacities;
}
BMRepeaterTransform::BMRepeaterTransform(const QJsonObject &definition, BMBase *parent)
{
setParent(parent);
construct(definition);
}
BMBase *BMRepeaterTransform::clone() const
{
return new BMRepeaterTransform(*this);
}
void BMRepeaterTransform::construct(const QJsonObject &definition)
{
qCDebug(lcLottieQtBodymovinParser) << "BMRepeaterTransform::construct():" << name();
BMBasicTransform::construct(definition);
if (m_hidden)
return;
QJsonObject startOpacity = definition.value(QLatin1String("so")).toObject();
startOpacity = resolveExpression(startOpacity);
m_startOpacity.construct(startOpacity);
QJsonObject endOpacity = definition.value(QLatin1String("eo")).toObject();
endOpacity = resolveExpression(endOpacity);
m_endOpacity.construct(endOpacity);
}
void BMRepeaterTransform::updateProperties(int frame)
{
BMBasicTransform::updateProperties(frame);
m_startOpacity.update(frame);
m_endOpacity.update(frame);
m_opacities.clear();
for (int i = 0; i < m_copies; i++) {
qreal opacity = m_startOpacity.value() +
(m_endOpacity.value() - m_startOpacity.value()) * i / m_copies;
m_opacities.push_back(opacity);
}
}
void BMRepeaterTransform::render(LottieRenderer &renderer) const
{
renderer.render(*this);
}
void BMRepeaterTransform::setInstanceCount(int copies)
{
m_copies = copies;
}
qreal BMRepeaterTransform::opacityAtInstance(int instance) const
{
return m_opacities.at(instance) / 100.0;
}
qreal BMRepeaterTransform::startOpacity() const
{
return m_startOpacity.value();
}
qreal BMRepeaterTransform::endOpacity() const
{
return m_endOpacity.value();
}
QT_END_NAMESPACE
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