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 CHARTCONFIG_H |
14 | #define CHARTCONFIG_H |
15 | |
16 | #include <QtCharts/QChartGlobal> |
17 | #include <QtCharts/private/qchartglobal_p.h> |
18 | |
19 | QT_BEGIN_NAMESPACE |
20 | |
21 | class Q_CHARTS_PRIVATE_EXPORT ChartConfig |
22 | { |
23 | private: |
24 | ChartConfig() { |
25 | m_instance = this; |
26 | } |
27 | public: |
28 | static ChartConfig *instance() { |
29 | if (!m_instance) { |
30 | m_instance = new ChartConfig(); |
31 | } |
32 | return m_instance; |
33 | } |
34 | |
35 | private: |
36 | static ChartConfig *m_instance; |
37 | }; |
38 | |
39 | |
40 | ChartConfig *ChartConfig::m_instance = 0; |
41 | |
42 | QT_END_NAMESPACE |
43 | |
44 | #endif |
45 | |