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2**
3** Copyright (C) 2016 The Qt Company Ltd.
4** Contact: https://www.qt.io/licensing/
5**
6** This file is part of the Qt Charts module of the Qt Toolkit.
7**
8** $QT_BEGIN_LICENSE:GPL$
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18** Alternatively, this file may be used under the terms of the GNU
19** General Public License version 3 or (at your option) any later version
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21** the Free Software Foundation and appearing in the file LICENSE.GPL3
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28****************************************************************************/
29
30// W A R N I N G
31// -------------
32//
33// This file is not part of the Qt Chart API. It exists purely as an
34// implementation detail. This header file may change from version to
35// version without notice, or even be removed.
36//
37// We mean it.
38
39#ifndef CHARTDATASET_P_H
40#define CHARTDATASET_P_H
41
42#include <QtCharts/QAbstractSeries>
43#include <private/abstractdomain_p.h>
44#include <private/qabstractaxis_p.h>
45#include <QtCharts/private/qchartglobal_p.h>
46#include <QtCore/QVector>
47
48QT_CHARTS_BEGIN_NAMESPACE
49
50class QAbstractAxis;
51class ChartPresenter;
52class GLXYSeriesDataManager;
53
54class Q_CHARTS_PRIVATE_EXPORT ChartDataSet : public QObject
55{
56 Q_OBJECT
57public:
58 ChartDataSet(QChart *chart);
59 virtual ~ChartDataSet();
60
61 void addSeries(QAbstractSeries *series);
62 void removeSeries(QAbstractSeries *series);
63 QList<QAbstractSeries *> series() const;
64
65 void addAxis(QAbstractAxis *axis,Qt::Alignment aligment);
66 void removeAxis(QAbstractAxis *axis);
67 QList<QAbstractAxis*> axes() const;
68
69 bool attachAxis(QAbstractSeries* series,QAbstractAxis *axis);
70 bool detachAxis(QAbstractSeries* series,QAbstractAxis *axis);
71
72 void createDefaultAxes();
73
74 void zoomInDomain(const QRectF &rect);
75 void zoomOutDomain(const QRectF &rect);
76 void zoomResetDomain();
77 bool isZoomedDomain();
78 void scrollDomain(qreal dx, qreal dy);
79
80 QPointF mapToValue(const QPointF &position, QAbstractSeries *series = 0);
81 QPointF mapToPosition(const QPointF &value, QAbstractSeries *series = 0);
82
83 GLXYSeriesDataManager *glXYSeriesDataManager() { return m_glXYSeriesDataManager; }
84
85 AbstractDomain* createDomain(AbstractDomain::DomainType type);
86 AbstractDomain* domainForSeries(QAbstractSeries *series) const;
87
88Q_SIGNALS:
89 void axisAdded(QAbstractAxis* axis);
90 void axisRemoved(QAbstractAxis* axis);
91 void seriesAdded(QAbstractSeries* series);
92 void seriesRemoved(QAbstractSeries* series);
93public Q_SLOTS:
94 void reverseChanged();
95private:
96 void createAxes(QAbstractAxis::AxisTypes type, Qt::Orientation orientation);
97 QAbstractAxis *createAxis(QAbstractAxis::AxisType type, Qt::Orientation orientation);
98 AbstractDomain::DomainType selectDomain(QList<QAbstractAxis* > axes);
99 void deleteAllAxes();
100 void deleteAllSeries();
101 void findMinMaxForSeries(QList<QAbstractSeries *> series,Qt::Orientations orientation, qreal &min, qreal &max);
102private:
103 QList<QAbstractSeries *> m_seriesList;
104 QList<QAbstractAxis *> m_axisList;
105 QChart* m_chart;
106 GLXYSeriesDataManager *m_glXYSeriesDataManager;
107};
108
109QT_CHARTS_END_NAMESPACE
110
111#endif /* CHARTENGINE_P_H */
112

source code of qtcharts/src/charts/chartdataset_p.h