|
|
/****************************************************************************
|
|
|
**
|
|
|
** Copyright (C) 2012 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 Commercial Charts Add-on.
|
|
|
**
|
|
|
** $QT_BEGIN_LICENSE$
|
|
|
** Licensees holding valid Qt Commercial licenses may use this file in
|
|
|
** accordance with the Qt Commercial 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 "horizontalbaranimation_p.h"
|
|
|
#include "abstractbarchartitem_p.h"
|
|
|
#include <QTimer>
|
|
|
|
|
|
Q_DECLARE_METATYPE(QVector<QRectF>)
|
|
|
|
|
|
QTCOMMERCIALCHART_BEGIN_NAMESPACE
|
|
|
|
|
|
HorizontalBarAnimation::HorizontalBarAnimation(AbstractBarChartItem *item)
|
|
|
: AbstractBarAnimation(item)
|
|
|
{
|
|
|
}
|
|
|
|
|
|
HorizontalBarAnimation::~HorizontalBarAnimation()
|
|
|
{
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
QVariant HorizontalBarAnimation::interpolated(const QVariant &from, const QVariant &to, qreal progress) const
|
|
|
{
|
|
|
QVector<QRectF> startVector = qvariant_cast<QVector<QRectF> >(from);
|
|
|
QVector<QRectF> endVector = qvariant_cast<QVector<QRectF> >(to);
|
|
|
QVector<QRectF> result;
|
|
|
|
|
|
Q_ASSERT(startVector.count() == endVector.count());
|
|
|
|
|
|
for (int i = 0; i < startVector.count(); i++) {
|
|
|
QRectF start = startVector[i].normalized();
|
|
|
QRectF end = endVector[i].normalized();
|
|
|
|
|
|
qreal x;
|
|
|
qreal y = end.top();
|
|
|
qreal w;
|
|
|
qreal h = end.height();
|
|
|
|
|
|
if (endVector[i].width() < 0) {
|
|
|
// Negative bar
|
|
|
w = start.width() + ((end.width() - start.width()) * progress);
|
|
|
x = endVector[i].right() - endVector[i].width() - w;
|
|
|
} else {
|
|
|
w = startVector[i].width() + ((endVector[i].width() - startVector[i].width()) * progress);
|
|
|
x = end.left();
|
|
|
}
|
|
|
|
|
|
QRectF value(x, y, w, h);
|
|
|
result << value.normalized();
|
|
|
}
|
|
|
return qVariantFromValue(result);
|
|
|
}
|
|
|
|
|
|
#include "moc_horizontalbaranimation_p.cpp"
|
|
|
|
|
|
QTCOMMERCIALCHART_END_NAMESPACE
|
|
|
|
