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Update line and spline chart examples
Update line and spline chart examples

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chartdataset_p.h
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/****************************************************************************
**
** 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 CHARTDATASET_P_H_
#define CHARTDATASET_P_H_
#include "qseries.h"
#include "domain_p.h"
#include <QVector>
QTCOMMERCIALCHART_BEGIN_NAMESPACE
class QChartAxis;
class QBarSeries;
class ChartDataSet : public QObject
{
Q_OBJECT
public:
ChartDataSet(QObject* parent=0);
virtual ~ChartDataSet();
void addSeries(QSeries* series,QChartAxis *axisY = 0);
void removeSeries(QSeries* series);
void removeAllSeries();
void zoomInDomain(const QRectF& rect, const QSizeF& size);
void zoomOutDomain(const QRectF& rect, const QSizeF& size);
void scrollDomain(int dx,int dy,const QSizeF& size);
int seriesIndex(QSeries *series) const;
Domain* domain(QSeries* series) const;
Domain* domain(QChartAxis* axis) const;
QChartAxis* axisX() const { return m_axisX; }
QChartAxis* axisY(QSeries* series = 0) const;
Q_SIGNALS:
void seriesAdded(QSeries* series,Domain* domain);
void seriesRemoved(QSeries* series);
void axisAdded(QChartAxis* axis,Domain* domain);
void axisRemoved(QChartAxis* axis);
private:
QStringList createLabels(QChartAxis* axis,qreal min, qreal max);
void calculateDomain(QSeries* series,Domain* domain);
void setupCategories(QBarSeries* series);
private:
QList<QPair<QSeries*, QChartAxis*> > m_seriesAxisList;
QMap<QChartAxis*, Domain*> m_axisDomainMap;
QChartAxis* m_axisX;
QChartAxis* m_axisY;
int m_domainIndex;
bool m_axisXInitialized;
};
QTCOMMERCIALCHART_END_NAMESPACE
#endif /* CHARTENGINE_P_H_ */