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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** $QT_BEGIN_LICENSE:GPL$
9** Commercial License Usage
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21** the Free Software Foundation and appearing in the file LICENSE.GPL3
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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 CHARTVALUEAXISY_H
40#define CHARTVALUEAXISY_H
41
42#include <private/verticalaxis_p.h>
43#include <QtCharts/private/qchartglobal_p.h>
44
45QT_CHARTS_BEGIN_NAMESPACE
46
47class QValueAxis;
48
49class Q_CHARTS_PRIVATE_EXPORT ChartValueAxisY : public VerticalAxis
50{
51 Q_OBJECT
52public:
53 ChartValueAxisY(QValueAxis *axis, QGraphicsItem *item = 0);
54 ~ChartValueAxisY();
55
56 QSizeF sizeHint(Qt::SizeHint which, const QSizeF &constraint) const;
57protected:
58 QVector<qreal> calculateLayout() const;
59 void updateGeometry();
60private Q_SLOTS:
61 void handleTickCountChanged(int tick);
62 void handleMinorTickCountChanged(int tick);
63 void handleLabelFormatChanged(const QString &format);
64 void handleTickIntervalChanged(qreal interval);
65 void handleTickAnchorChanged(qreal anchor);
66 void handleTickTypeChanged(QValueAxis::TickType type);
67
68private:
69 QValueAxis *m_axis;
70};
71
72QT_CHARTS_END_NAMESPACE
73
74#endif /* CHARTVALUEAXISY_H */
75

source code of qtcharts/src/charts/axis/valueaxis/chartvalueaxisy_p.h