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3** Copyright (C) 2016 The Qt Company Ltd.
4** Contact: https://www.qt.io/licensing/
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6** This file is part of the Qt Charts module of the Qt Toolkit.
7**
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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 QBARCATEGORYAXIS_P_H
40#define QBARCATEGORYAXIS_P_H
41
42#include <QtCharts/QBarCategoryAxis>
43#include <private/qabstractaxis_p.h>
44#include <QtCharts/private/qchartglobal_p.h>
45
46QT_CHARTS_BEGIN_NAMESPACE
47
48class AbstractDomain;
49
50class Q_CHARTS_PRIVATE_EXPORT QBarCategoryAxisPrivate : public QAbstractAxisPrivate
51{
52 Q_OBJECT
53
54public:
55 QBarCategoryAxisPrivate(QBarCategoryAxis *q);
56 ~QBarCategoryAxisPrivate();
57
58public:
59 void initializeGraphics(QGraphicsItem* parent);
60 void initializeDomain(AbstractDomain *domain);
61 void updateCategoryDomain();
62
63 //interface for manipulating range form base class
64 void setRange(const QVariant &min, const QVariant &max);
65 void setMin(const QVariant &min);
66 void setMax(const QVariant &max);
67
68 //interface manipulating range form domain
69 qreal min() { return m_min; }
70 qreal max() { return m_max; }
71 void setRange(qreal min,qreal max);
72
73private:
74 //range handling
75 void setRange(const QString &minCategory, const QString &maxCategory);
76
77private:
78 QStringList m_categories;
79 QString m_minCategory;
80 QString m_maxCategory;
81 qreal m_min;
82 qreal m_max;
83 int m_count;
84
85private:
86 Q_DECLARE_PUBLIC(QBarCategoryAxis);
87};
88
89QT_CHARTS_END_NAMESPACE
90
91#endif // QBARCATEGORYAXIS_P_H
92

source code of qtcharts/src/charts/axis/barcategoryaxis/qbarcategoryaxis_p.h