##// 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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qlegend_p.h
86 lines | 2.3 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 QLEGEND_P_H
#define QLEGEND_P_H
#include "qlegend.h"
QTCOMMERCIALCHART_BEGIN_NAMESPACE
class QChart;
class ChartPresenter;
class QAbstractSeries;
class LegendLayout;
class QLegendPrivate : public QObject
{
Q_OBJECT
public:
QLegendPrivate(ChartPresenter *presenter, QChart *chart, QLegend *q);
~QLegendPrivate();
void setOffset(qreal x, qreal y);
QPointF offset() const;
int roundness(qreal size);
QList<LegendMarker*> markers() { return m_markers; }
QGraphicsItemGroup* items() { return m_items; }
public Q_SLOTS:
void handleSeriesAdded(QAbstractSeries *series, Domain *domain);
void handleSeriesRemoved(QAbstractSeries *series);
void handleSeriesUpdated(QAbstractSeries *series);
void handleUpdatePieSeries(); //TODO remove this function
void handleSeriesVisibleChanged();
private:
QLegend *q_ptr;
ChartPresenter *m_presenter;
LegendLayout *m_layout;
QChart* m_chart;
QGraphicsItemGroup* m_items;
QList<LegendMarker*> m_markers;
Qt::Alignment m_alignment;
QBrush m_brush;
QPen m_pen;
QFont m_font;
QBrush m_labelBrush;
qreal m_diameter;
bool m_attachedToChart;
bool m_backgroundVisible;
friend class QLegend;
};
QTCOMMERCIALCHART_END_NAMESPACE
#endif