1// Copyright (C) 2016 The Qt Company Ltd.
2// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only
3
4// W A R N I N G
5// -------------
6//
7// This file is not part of the Qt Chart API. It exists purely as an
8// implementation detail. This header file may change from version to
9// version without notice, or even be removed.
10//
11// We mean it.
12
13#ifndef CARTESIANCHARTAXIS_H
14#define CARTESIANCHARTAXIS_H
15
16#include <QtCharts/QChartGlobal>
17#include <private/chartaxiselement_p.h>
18#include <QtCharts/private/qchartglobal_p.h>
19
20QT_BEGIN_NAMESPACE
21
22class QAbstractAxis;
23
24class Q_CHARTS_PRIVATE_EXPORT CartesianChartAxis : public ChartAxisElement
25{
26 Q_OBJECT
27 Q_INTERFACES(QGraphicsLayoutItem)
28public:
29
30 CartesianChartAxis(QAbstractAxis *axis, QGraphicsItem *item = 0, bool intervalAxis = false);
31 ~CartesianChartAxis();
32
33 void setGeometry(const QRectF &axis, const QRectF &grid) override;
34 QRectF gridGeometry() const override { return m_gridRect; }
35 bool emptyAxis() const override;
36
37 QSizeF sizeHint(Qt::SizeHint which, const QSizeF &constraint = QSizeF()) const override;
38
39 void setDateTimeLabelsFormat(const QString &format);
40
41protected:
42 void setGeometry(const QRectF &size) override { Q_UNUSED(size);}
43 void updateGeometry() override = 0;
44 void updateLayout(const QList<qreal> &layout) override;
45
46public Q_SLOTS:
47 void handleArrowPenChanged(const QPen &pen) override;
48 void handleGridPenChanged(const QPen &pen) override;
49 void handleShadesBrushChanged(const QBrush &brush) override;
50 void handleShadesPenChanged(const QPen &pen) override;
51 void handleMinorArrowPenChanged(const QPen &pen) override;
52 void handleMinorGridPenChanged(const QPen &pen) override;
53 void handleGridLineColorChanged(const QColor &color) override;
54 void handleMinorGridLineColorChanged(const QColor &color) override;
55
56protected:
57 void updateLabelsValues(QValueAxis *axis);
58 void updateLabelsDateTimes();
59
60private:
61 void createItems(int count);
62 void deleteItems(int count);
63 void updateMinorTickItems();
64
65private:
66 QRectF m_gridRect;
67
68 friend class AxisAnimation;
69 friend class LineArrowItem;
70};
71
72QT_END_NAMESPACE
73
74#endif /* CARTESIANCHARTAXIS_H */
75

source code of qtcharts/src/charts/axis/cartesianchartaxis_p.h