| 1 | /**************************************************************************** |
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| 2 | ** |
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| 3 | ** Copyright (C) 2016 The Qt Company Ltd. |
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| 4 | ** Contact: https://www.qt.io/licensing/ |
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| 5 | ** |
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| 6 | ** This file is part of the Qt Charts module of the Qt Toolkit. |
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| 7 | ** |
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| 8 | ** $QT_BEGIN_LICENSE:GPL$ |
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| 9 | ** Commercial License Usage |
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| 10 | ** Licensees holding valid commercial Qt licenses may use this file in |
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| 11 | ** accordance with the commercial license agreement provided with the |
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| 12 | ** Software or, alternatively, in accordance with the terms contained in |
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| 13 | ** a written agreement between you and The Qt Company. For licensing terms |
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| 14 | ** and conditions see https://www.qt.io/terms-conditions. For further |
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| 15 | ** information use the contact form at https://www.qt.io/contact-us. |
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| 16 | ** |
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| 17 | ** GNU General Public License Usage |
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| 18 | ** Alternatively, this file may be used under the terms of the GNU |
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| 19 | ** General Public License version 3 or (at your option) any later version |
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| 20 | ** approved by the KDE Free Qt Foundation. The licenses are as published by |
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| 21 | ** the Free Software Foundation and appearing in the file LICENSE.GPL3 |
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| 22 | ** included in the packaging of this file. Please review the following |
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| 23 | ** information to ensure the GNU General Public License requirements will |
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| 24 | ** be met: https://www.gnu.org/licenses/gpl-3.0.html. |
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| 25 | ** |
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| 26 | ** $QT_END_LICENSE$ |
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| 27 | ** |
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| 28 | ****************************************************************************/ |
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| 29 | #ifndef DRILLDOWNCHART_H |
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| 30 | #define DRILLDOWNCHART_H |
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| 31 | |
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| 32 | #include <QtCharts/QChart> |
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| 33 | |
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| 34 | QT_CHARTS_BEGIN_NAMESPACE |
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| 35 | class QAbstractSeries; |
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| 36 | class QPieSlice; |
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| 37 | QT_CHARTS_END_NAMESPACE |
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| 38 | |
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| 39 | QT_CHARTS_USE_NAMESPACE |
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| 40 | |
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| 41 | class DrilldownChart : public QChart |
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| 42 | { |
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| 43 | Q_OBJECT |
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| 44 | public: |
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| 45 | explicit DrilldownChart(QGraphicsItem *parent = nullptr, Qt::WindowFlags wFlags = {}); |
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| 46 | ~DrilldownChart(); |
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| 47 | void changeSeries(QAbstractSeries *series); |
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| 48 | |
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| 49 | public Q_SLOTS: |
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| 50 | void handleSliceClicked(QPieSlice *slice); |
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| 51 | |
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| 52 | private: |
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| 53 | QAbstractSeries *m_currentSeries; |
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| 54 | }; |
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| 55 | |
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| 56 | #endif // DRILLDOWNCHART_H |
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| 57 | |
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