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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 QPIESLICE_P_H
40#define QPIESLICE_P_H
41
42#include <QtCore/QObject>
43#include <QtCharts/QPieSlice>
44#include <private/pieslicedata_p.h>
45#include <QtCharts/private/qchartglobal_p.h>
46
47QT_CHARTS_BEGIN_NAMESPACE
48class QPieSeries;
49
50class Q_CHARTS_PRIVATE_EXPORT QPieSlicePrivate : public QObject
51{
52 Q_OBJECT
53
54public:
55 QPieSlicePrivate(QPieSlice *parent);
56 ~QPieSlicePrivate();
57
58 static QPieSlicePrivate *fromSlice(QPieSlice *slice);
59
60 void setPen(const QPen &pen, bool themed);
61 void setBrush(const QBrush &brush, bool themed);
62 void setLabelBrush(const QBrush &brush, bool themed);
63 void setLabelFont(const QFont &font, bool themed);
64
65 void setPercentage(qreal percentage);
66 void setStartAngle(qreal angle);
67 void setAngleSpan(qreal span);
68
69Q_SIGNALS:
70 void labelPositionChanged();
71 void explodedChanged();
72 void labelArmLengthFactorChanged();
73 void explodeDistanceFactorChanged();
74
75private:
76 friend class QPieSeries;
77 friend class QPieSeriesPrivate;
78 friend class ChartThemeManager;
79 friend class PieChartItem;
80
81 QPieSlice * const q_ptr;
82 Q_DECLARE_PUBLIC(QPieSlice)
83
84 PieSliceData m_data;
85 QPieSeries *m_series;
86};
87
88QT_CHARTS_END_NAMESPACE
89
90#endif // QPIESLICE_P_H
91

source code of qtcharts/src/charts/piechart/qpieslice_p.h