1/****************************************************************************
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
10** Licensees holding valid commercial Qt licenses may use this file in
11** accordance with the commercial license agreement provided with the
12** Software or, alternatively, in accordance with the terms contained in
13** a written agreement between you and The Qt Company. For licensing terms
14** and conditions see https://www.qt.io/terms-conditions. For further
15** information use the contact form at https://www.qt.io/contact-us.
16**
17** GNU General Public License Usage
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
20** approved by the KDE Free Qt Foundation. The licenses are as published by
21** the Free Software Foundation and appearing in the file LICENSE.GPL3
22** included in the packaging of this file. Please review the following
23** information to ensure the GNU General Public License requirements will
24** be met: https://www.gnu.org/licenses/gpl-3.0.html.
25**
26** $QT_END_LICENSE$
27**
28****************************************************************************/
29#ifndef PENTOOL_H
30#define PENTOOL_H
31
32#include <QtWidgets/QWidget>
33#include <QtGui/QPen>
34
35QT_BEGIN_NAMESPACE
36class QPushButton;
37class QDoubleSpinBox;
38class QComboBox;
39QT_END_NAMESPACE
40
41class PenTool : public QWidget
42{
43 Q_OBJECT
44
45public:
46 explicit PenTool(QString title, QWidget *parent = 0);
47 void setPen(const QPen &pen);
48 QPen pen() const;
49 QString name();
50 static QString name(const QPen &pen);
51
52Q_SIGNALS:
53 void changed();
54
55public Q_SLOTS:
56 void showColorDialog();
57 void updateWidth(double width);
58 void updateStyle(int style);
59 void updateCapStyle(int index);
60 void updateJoinStyle(int index);
61
62private:
63 QPen m_pen;
64 QPushButton *m_colorButton;
65 QDoubleSpinBox *m_widthSpinBox;
66 QComboBox *m_styleCombo;
67 QComboBox *m_capStyleCombo;
68 QComboBox *m_joinStyleCombo;
69};
70
71#endif // PENTOOL_H
72

source code of qtcharts/examples/charts/piechartcustomization/pentool.h