| 1 | // Copyright (C) 2016 The Qt Company Ltd. |
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| 2 | // SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only |
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| 3 | |
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| 4 | // W A R N I N G |
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| 5 | // ------------- |
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| 6 | // |
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| 7 | // This file is not part of the Qt Chart API. It exists purely as an |
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| 8 | // implementation detail. This header file may change from version to |
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| 9 | // version without notice, or even be removed. |
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| 10 | // |
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| 11 | // We mean it. |
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| 12 | |
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| 13 | #ifndef CHARTCONFIG_H |
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| 14 | #define CHARTCONFIG_H |
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| 15 | |
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| 16 | #include <QtCharts/QChartGlobal> |
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| 17 | #include <QtCharts/private/qchartglobal_p.h> |
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| 18 | |
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| 19 | QT_BEGIN_NAMESPACE |
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| 20 | |
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| 21 | class Q_CHARTS_EXPORT ChartConfig |
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| 22 | { |
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| 23 | private: |
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| 24 | ChartConfig() { |
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| 25 | m_instance = this; |
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| 26 | } |
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| 27 | public: |
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| 28 | static ChartConfig *instance() { |
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| 29 | if (!m_instance) { |
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| 30 | m_instance = new ChartConfig(); |
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| 31 | } |
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| 32 | return m_instance; |
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| 33 | } |
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| 34 | |
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| 35 | private: |
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| 36 | static ChartConfig *m_instance; |
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| 37 | }; |
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| 38 | |
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| 39 | |
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| 40 | ChartConfig *ChartConfig::m_instance = 0; |
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| 41 | |
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| 42 | QT_END_NAMESPACE |
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| 43 | |
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| 44 | #endif |
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| 45 | |
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