horizontalpercentbaranimation.cpp
64 lines
| 1.9 KiB
| text/x-c
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CppLexer
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r1688 | /**************************************************************************** | ||
** | ||||
** 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 "horizontalpercentbaranimation_p.h" | ||||
#include "abstractbarchartitem_p.h" | ||||
#include <QTimer> | ||||
Q_DECLARE_METATYPE(QVector<QRectF>) | ||||
QTCOMMERCIALCHART_BEGIN_NAMESPACE | ||||
HorizontalPercentBarAnimation::HorizontalPercentBarAnimation(AbstractBarChartItem *item) : | ||||
AbstractBarAnimation(item) | ||||
{ | ||||
} | ||||
HorizontalPercentBarAnimation::~HorizontalPercentBarAnimation() | ||||
{ | ||||
} | ||||
QVariant HorizontalPercentBarAnimation::interpolated(const QVariant &from, const QVariant &to, qreal progress) const | ||||
{ | ||||
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r2241 | QVector<QRectF> startVector = qvariant_cast<QVector<QRectF> >(from); | ||
QVector<QRectF> endVector = qvariant_cast<QVector<QRectF> >(to); | ||||
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r1688 | QVector<QRectF> result; | ||
Q_ASSERT(startVector.count() == endVector.count()); | ||||
qreal xAxis = m_item->geometry().x(); | ||||
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r2097 | for (int i = 0; i < startVector.count(); i++) { | ||
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r1688 | qreal h = endVector[i].height(); | ||
qreal w = endVector[i].width() * progress; | ||||
qreal x = xAxis + ((endVector[i].left() - xAxis) * progress); | ||||
qreal y = endVector[i].top(); | ||||
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r2097 | QRectF value(x, y, w, h); | ||
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r1824 | result << value.normalized(); | ||
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r1688 | } | ||
return qVariantFromValue(result); | ||||
} | ||||
#include "moc_horizontalpercentbaranimation_p.cpp" | ||||
QTCOMMERCIALCHART_END_NAMESPACE | ||||