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/****************************************************************************
**
** Copyright (C) 2017 The Qt Company Ltd
** All rights reserved.
** For any questions to The Qt Company, please use contact form at http://www.qt.io/contact-us
**
** This file is part of the Qt Enterprise Qt Quick Timeline Add-on.
**
** Licensees holding valid Qt Enterprise licenses may use this file in
** accordance with the Qt Enterprise License Agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company.
**
** If you have questions regarding the use of this file, please use
** contact form at http://www.qt.io/contact-us
**
****************************************************************************/
#include "qquickkeyframemutator_p.h"
#include <QtCore/qmath.h>
#include <QtGui/qpainter.h>
#include <QtQuick/private/qquickitem_p.h>
QT_BEGIN_NAMESPACE
class QQuickKeyframeMutatorPrivate : public QObjectPrivate
{
Q_DECLARE_PUBLIC(QQuickKeyframeMutator)
public:
QQuickKeyframeMutatorPrivate()
: startFrame(0),
endFrame(0),
currentFrame(0),
enabled(false),
componentComplete(true)
{
}
qreal startFrame;
qreal endFrame;
qreal currentFrame;
bool enabled:1;
bool componentComplete:1;
protected:
void init();
void disable();
static void append_keyframe(QQmlListProperty<QQuickKeyframes> *list, QQuickKeyframes *a);
static int keyframe_count(QQmlListProperty<QQuickKeyframes> *list);
static QQuickKeyframes* keyframe_at(QQmlListProperty<QQuickKeyframes> *list, int pos);
static void clear_keyframes(QQmlListProperty<QQuickKeyframes> *list);
QList<QQuickKeyframes *> keyframes;
};
void QQuickKeyframeMutatorPrivate::init()
{
for (auto keyFrames : keyframes) {
keyFrames->init();
keyFrames->setProperty(currentFrame);
}
}
void QQuickKeyframeMutatorPrivate::disable()
{
for (auto keyFrames : keyframes)
keyFrames->resetDefaultValue();
}
void QQuickKeyframeMutatorPrivate::append_keyframe(QQmlListProperty<QQuickKeyframes> *list, QQuickKeyframes *a)
{
QQuickKeyframeMutator *q = static_cast<QQuickKeyframeMutator *>(list->object);
q->d_func()->keyframes.append(a);
}
int QQuickKeyframeMutatorPrivate::keyframe_count(QQmlListProperty<QQuickKeyframes> *list)
{
QQuickKeyframeMutator *q = static_cast<QQuickKeyframeMutator *>(list->object);
return q->d_func()->keyframes.count();
}
QQuickKeyframes* QQuickKeyframeMutatorPrivate::keyframe_at(QQmlListProperty<QQuickKeyframes> *list, int pos)
{
QQuickKeyframeMutator *q = static_cast<QQuickKeyframeMutator *>(list->object);
return q->d_func()->keyframes.at(pos);
}
void QQuickKeyframeMutatorPrivate::clear_keyframes(QQmlListProperty<QQuickKeyframes> *list)
{
QQuickKeyframeMutator *q = static_cast<QQuickKeyframeMutator *>(list->object);
while (q->d_func()->keyframes.count()) {
QQuickKeyframes *firstKeyframe = q->d_func()->keyframes.at(0);
q->d_func()->keyframes.removeAll(firstKeyframe);
}
}
QQuickKeyframeMutator::QQuickKeyframeMutator(QObject *parent) : QObject(*(new QQuickKeyframeMutatorPrivate), parent)
{
}
QQmlListProperty<QQuickKeyframes> QQuickKeyframeMutator::keyframes()
{
Q_D(QQuickKeyframeMutator);
return QQmlListProperty<QQuickKeyframes>(this, &d->keyframes, QQuickKeyframeMutatorPrivate::append_keyframe,
QQuickKeyframeMutatorPrivate::keyframe_count,
QQuickKeyframeMutatorPrivate::keyframe_at,
QQuickKeyframeMutatorPrivate::clear_keyframes);
}
bool QQuickKeyframeMutator::enabled() const
{
Q_D(const QQuickKeyframeMutator);
return d->enabled;
}
void QQuickKeyframeMutator::setEnabled(bool b)
{
Q_D(QQuickKeyframeMutator);
if (d->enabled == b)
return;
d->enabled = b;
if (d->componentComplete) {
if (b)
init();
else
reset();
}
emit enabledChanged();
}
qreal QQuickKeyframeMutator::startFrame() const
{
Q_D(const QQuickKeyframeMutator);
return d->startFrame;
}
void QQuickKeyframeMutator::setStartFrame(qreal frame)
{
Q_D(QQuickKeyframeMutator);
if (d->startFrame == frame)
return;
d->startFrame = frame;
emit startFrameChanged();
}
qreal QQuickKeyframeMutator::endFrame() const
{
Q_D(const QQuickKeyframeMutator);
return d->endFrame;
}
void QQuickKeyframeMutator::setEndFrame(qreal frame)
{
Q_D(QQuickKeyframeMutator);
if (d->endFrame == frame)
return;
d->endFrame = frame;
emit endFrameChanged();
}
qreal QQuickKeyframeMutator::currentFrame() const
{
Q_D(const QQuickKeyframeMutator);
return d->currentFrame;
}
void QQuickKeyframeMutator::setCurrentFrame(qreal frame)
{
Q_D(QQuickKeyframeMutator);
if (d->currentFrame == frame)
return;
d->currentFrame = frame;
if (d->componentComplete && d->enabled)
for (auto keyFrames : d->keyframes)
keyFrames->setProperty(d->currentFrame);
emit currentFrameChanged();
}
void QQuickKeyframeMutator::init()
{
Q_D(QQuickKeyframeMutator);
if (d->componentComplete)
d->init();
}
void QQuickKeyframeMutator::reset()
{
Q_D(QQuickKeyframeMutator);
if (d->componentComplete)
d->disable();
}
void QQuickKeyframeMutator::classBegin()
{
Q_D(QQuickKeyframeMutator);
d->componentComplete = false;
}
void QQuickKeyframeMutator::componentComplete()
{
Q_D(QQuickKeyframeMutator);
d->componentComplete = true;
if (d->enabled)
init();
}
QT_END_NAMESPACE
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