##// END OF EJS Templates
Minor, check for potentical division by zero in chartbackgorund
Minor, check for potentical division by zero in chartbackgorund

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r1884:f31e016200c3
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bar_p.h
65 lines | 1.7 KiB | text/x-c | CLexer
/****************************************************************************
**
** 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
** $QT_END_LICENSE$
**
****************************************************************************/
// W A R N I N G
// -------------
//
// This file is not part of the QtCommercial Chart API. It exists purely as an
// implementation detail. This header file may change from version to
// version without notice, or even be removed.
//
// We mean it.
#ifndef BAR_H
#define BAR_H
#include "qchartglobal.h"
#include <QGraphicsRectItem>
QTCOMMERCIALCHART_BEGIN_NAMESPACE
class QBarSet;
// Single visual bar item of chart
class Bar : public QObject, public QGraphicsRectItem
{
Q_OBJECT
public:
Bar(QBarSet *barset, int index, QGraphicsItem *parent = 0);
~Bar();
public:
void mousePressEvent(QGraphicsSceneMouseEvent *event);
void hoverEnterEvent(QGraphicsSceneHoverEvent *event);
void hoverLeaveEvent(QGraphicsSceneHoverEvent *event);
Q_SIGNALS:
void clicked(int index, QBarSet *barset);
void hovered(bool status, QBarSet *barset);
private:
int m_index;
QBarSet *m_barset;
bool m_hovering;
};
QTCOMMERCIALCHART_END_NAMESPACE
#endif // BAR_H