##// END OF EJS Templates
Fix missing legend...
Fix missing legend Hiding the legend items makes it impossible to print the chart with the legend when the chart is not shown. There's no need to hide the legend itmes before invalidating the layout. Task-number: QTRD-2164 Change-Id: Idad23eead869bf2f54328d35c5137326ac895c15 Reviewed-by: Miikka Heikkinen <miikka.heikkinen@digia.com>

File last commit:

r2574:599370d0561c
r2602:2e0922f74ba5
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baranimation.cpp
82 lines | 2.6 KiB | text/x-c | CppLexer
/****************************************************************************
**
** 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
** $QT_END_LICENSE$
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****************************************************************************/
#include "baranimation_p.h"
#include "abstractbarchartitem_p.h"
Q_DECLARE_METATYPE(QVector<QRectF>)
QTCOMMERCIALCHART_BEGIN_NAMESPACE
BarAnimation::BarAnimation(AbstractBarChartItem *item)
: ChartAnimation(item),
m_item(item)
{
setDuration(ChartAnimationDuration);
setEasingCurve(QEasingCurve::OutQuart);
}
BarAnimation::~BarAnimation()
{
}
QVariant BarAnimation::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 x1 = start.left() + progress * (end.left() - start.left());
qreal x2 = start.right() + progress * (end.right() - start.right());
qreal y1 = start.top() + progress * (end.top() - start.top());
qreal y2 = start.bottom() + progress * (end.bottom() - start.bottom());
QRectF value(QPointF(x1, y1), QPointF(x2, y2));
result << value.normalized();
}
return qVariantFromValue(result);
}
void BarAnimation::updateCurrentValue(const QVariant &value)
{
if (state() != QAbstractAnimation::Stopped) { //workaround
QVector<QRectF> layout = qvariant_cast<QVector<QRectF> >(value);
m_item->setLayout(layout);
}
}
void BarAnimation::setup(const QVector<QRectF> &oldLayout, const QVector<QRectF> &newLayout)
{
QVariantAnimation::KeyValues value;
setKeyValues(value); //workaround for wrong interpolation call
setKeyValueAt(0.0, qVariantFromValue(oldLayout));
setKeyValueAt(1.0, qVariantFromValue(newLayout));
}
#include "moc_baranimation_p.cpp"
QTCOMMERCIALCHART_END_NAMESPACE