/**************************************************************************** ** ** 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 Q_DECLARE_METATYPE(QVector) QTCOMMERCIALCHART_BEGIN_NAMESPACE HorizontalBarAnimation::HorizontalBarAnimation(AbstractBarChartItem *item) : AbstractBarAnimation(item) { } HorizontalBarAnimation::~HorizontalBarAnimation() { } QVariant HorizontalBarAnimation::interpolated(const QVariant &from, const QVariant &to, qreal progress) const { QVector startVector = qvariant_cast >(from); QVector endVector = qvariant_cast >(to); QVector 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