|
|
/****************************************************************************
|
|
|
**
|
|
|
** Copyright (C) 2013 Digia Plc
|
|
|
** All rights reserved.
|
|
|
** For any questions to Digia, please use contact form at http://qt.digia.com
|
|
|
**
|
|
|
** This file is part of the Qt Enterprise Charts Add-on.
|
|
|
**
|
|
|
** $QT_BEGIN_LICENSE$
|
|
|
** 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 Digia.
|
|
|
**
|
|
|
** If you have questions regarding the use of this file, please use
|
|
|
** contact form at http://qt.digia.com
|
|
|
** $QT_END_LICENSE$
|
|
|
**
|
|
|
****************************************************************************/
|
|
|
|
|
|
#include "axisanimation_p.h"
|
|
|
#include "chartaxiselement_p.h"
|
|
|
#include "qabstractaxis_p.h"
|
|
|
|
|
|
Q_DECLARE_METATYPE(QVector<qreal>)
|
|
|
|
|
|
QTCOMMERCIALCHART_BEGIN_NAMESPACE
|
|
|
|
|
|
|
|
|
AxisAnimation::AxisAnimation(ChartAxisElement *axis)
|
|
|
: ChartAnimation(axis),
|
|
|
m_axis(axis),
|
|
|
m_type(DefaultAnimation)
|
|
|
{
|
|
|
setDuration(ChartAnimationDuration);
|
|
|
setEasingCurve(QEasingCurve::OutQuart);
|
|
|
}
|
|
|
|
|
|
AxisAnimation::~AxisAnimation()
|
|
|
{
|
|
|
}
|
|
|
|
|
|
void AxisAnimation::setAnimationType(Animation type)
|
|
|
{
|
|
|
if (state() != QAbstractAnimation::Stopped)
|
|
|
stop();
|
|
|
m_type = type;
|
|
|
}
|
|
|
|
|
|
void AxisAnimation::setAnimationPoint(const QPointF &point)
|
|
|
{
|
|
|
if (state() != QAbstractAnimation::Stopped)
|
|
|
stop();
|
|
|
m_point = point;
|
|
|
}
|
|
|
|
|
|
void AxisAnimation::setValues(QVector<qreal> &oldLayout, QVector<qreal> &newLayout)
|
|
|
{
|
|
|
if (state() != QAbstractAnimation::Stopped) stop();
|
|
|
|
|
|
switch (m_type) {
|
|
|
case ZoomOutAnimation: {
|
|
|
QRectF rect = m_axis->gridGeometry();
|
|
|
oldLayout.resize(newLayout.count());
|
|
|
|
|
|
for (int i = 0, j = oldLayout.count() - 1; i < (oldLayout.count() + 1) / 2; ++i, --j) {
|
|
|
oldLayout[i] = m_axis->axis()->orientation() == Qt::Horizontal ? rect.left() : rect.bottom();
|
|
|
oldLayout[j] = m_axis->axis()->orientation() == Qt::Horizontal ? rect.right() : rect.top();
|
|
|
}
|
|
|
}
|
|
|
break;
|
|
|
case ZoomInAnimation: {
|
|
|
int index = qMin(oldLayout.count() * (m_axis->axis()->orientation() == Qt::Horizontal ? m_point.x() : (1 - m_point.y())), newLayout.count() - (qreal)1.0);
|
|
|
oldLayout.resize(newLayout.count());
|
|
|
|
|
|
for (int i = 0; i < oldLayout.count(); i++)
|
|
|
oldLayout[i] = oldLayout[index];
|
|
|
}
|
|
|
break;
|
|
|
case MoveForwardAnimation: {
|
|
|
oldLayout.resize(newLayout.count());
|
|
|
|
|
|
for (int i = 0, j = i + 1; i < oldLayout.count() - 1; ++i, ++j)
|
|
|
oldLayout[i] = oldLayout[j];
|
|
|
}
|
|
|
break;
|
|
|
case MoveBackwordAnimation: {
|
|
|
oldLayout.resize(newLayout.count());
|
|
|
|
|
|
for (int i = oldLayout.count() - 1, j = i - 1; i > 0; --i, --j)
|
|
|
oldLayout[i] = oldLayout[j];
|
|
|
}
|
|
|
break;
|
|
|
default: {
|
|
|
oldLayout.resize(newLayout.count());
|
|
|
QRectF rect = m_axis->gridGeometry();
|
|
|
for (int i = 0, j = oldLayout.count() - 1; i < oldLayout.count(); ++i, --j)
|
|
|
oldLayout[i] = m_axis->axis()->orientation() == Qt::Horizontal ? rect.left() : rect.top();
|
|
|
}
|
|
|
break;
|
|
|
}
|
|
|
|
|
|
QVariantAnimation::KeyValues value;
|
|
|
setKeyValues(value); //workaround for wrong interpolation call
|
|
|
setKeyValueAt(0.0, qVariantFromValue(oldLayout));
|
|
|
setKeyValueAt(1.0, qVariantFromValue(newLayout));
|
|
|
}
|
|
|
|
|
|
QVariant AxisAnimation::interpolated(const QVariant &start, const QVariant &end, qreal progress) const
|
|
|
{
|
|
|
QVector<qreal> startVector = qvariant_cast<QVector<qreal> >(start);
|
|
|
QVector<qreal> endVecotr = qvariant_cast<QVector<qreal> >(end);
|
|
|
QVector<qreal> result;
|
|
|
|
|
|
Q_ASSERT(startVector.count() == endVecotr.count()) ;
|
|
|
|
|
|
for (int i = 0; i < startVector.count(); i++) {
|
|
|
qreal value = startVector[i] + ((endVecotr[i] - startVector[i]) * progress); //qBound(0.0, progress, 1.0));
|
|
|
result << value;
|
|
|
}
|
|
|
return qVariantFromValue(result);
|
|
|
}
|
|
|
|
|
|
|
|
|
void AxisAnimation::updateCurrentValue(const QVariant &value)
|
|
|
{
|
|
|
if (state() != QAbstractAnimation::Stopped) { //workaround
|
|
|
QVector<qreal> vector = qvariant_cast<QVector<qreal> >(value);
|
|
|
// Q_ASSERT(vector.count() != 0);
|
|
|
m_axis->setLayout(vector);
|
|
|
m_axis->updateGeometry();
|
|
|
}
|
|
|
|
|
|
}
|
|
|
|
|
|
QTCOMMERCIALCHART_END_NAMESPACE
|
|
|
|
