| 1 | /* |
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| 2 | * This file is part of KQuickCharts |
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| 3 | * SPDX-FileCopyrightText: 2019 Arjen Hiemstra <ahiemstra@heimr.nl> |
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| 4 | * |
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| 5 | * SPDX-License-Identifier: LGPL-2.1-only OR LGPL-3.0-only OR LicenseRef-KDE-Accepted-LGPL |
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| 6 | */ |
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| 7 | |
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| 8 | #ifndef SINGLEVALUESOURCE_H |
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| 9 | #define SINGLEVALUESOURCE_H |
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| 10 | |
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| 11 | #include <QVariant> |
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| 12 | |
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| 13 | #include "ChartDataSource.h" |
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| 14 | |
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| 15 | /*! |
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| 16 | * \qmltype SingleValueSource |
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| 17 | * \inherits ChartDataSource |
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| 18 | * \inqmlmodule org.kde.quickcharts |
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| 19 | * |
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| 20 | * \brief A data source that provides a single value as data. |
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| 21 | */ |
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| 22 | class QUICKCHARTS_EXPORT SingleValueSource : public ChartDataSource |
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| 23 | { |
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| 24 | Q_OBJECT |
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| 25 | QML_ELEMENT |
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| 26 | |
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| 27 | public: |
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| 28 | explicit SingleValueSource(QObject *parent = nullptr); |
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| 29 | |
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| 30 | int itemCount() const override; |
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| 31 | QVariant item(int index) const override; |
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| 32 | QVariant minimum() const override; |
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| 33 | QVariant maximum() const override; |
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| 34 | |
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| 35 | /*! |
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| 36 | * \qmlproperty var SingleValueSource::value |
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| 37 | */ |
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| 38 | Q_PROPERTY(QVariant value READ value WRITE setValue NOTIFY dataChanged) |
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| 39 | QVariant value() const; |
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| 40 | void setValue(const QVariant &value); |
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| 41 | |
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| 42 | private: |
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| 43 | QVariant m_value; |
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| 44 | }; |
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| 45 | |
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| 46 | #endif // SINGLEVALUESOURCE_H |
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| 47 | |
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