| 1 | /**************************************************************************** | 
| 2 | ** | 
| 3 | ** Copyright (C) 2018 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 | 
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| 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 |  | 
| 30 | //  W A R N I N G | 
| 31 | //  ------------- | 
| 32 | // | 
| 33 | // This file is not part of the Qt Chart API.  It exists purely as an | 
| 34 | // implementation detail.  This header file may change from version to | 
| 35 | // version without notice, or even be removed. | 
| 36 | // | 
| 37 | // We mean it. | 
| 38 |  | 
| 39 | #ifndef VALUEAXISLABEL_H | 
| 40 | #define VALUEAXISLABEL_H | 
| 41 |  | 
| 42 | #include <private/editableaxislabel_p.h> | 
| 43 |  | 
| 44 | QT_CHARTS_BEGIN_NAMESPACE | 
| 45 |  | 
| 46 | class Q_CHARTS_PRIVATE_EXPORT ValueAxisLabel : public EditableAxisLabel | 
| 47 | { | 
| 48 |     Q_OBJECT | 
| 49 | public: | 
| 50 |     ValueAxisLabel(QGraphicsItem *parent = nullptr); | 
| 51 |  | 
| 52 |     void keyPressEvent(QKeyEvent *event) override; | 
| 53 |  | 
| 54 |     qreal value() const; | 
| 55 |     void setValue(const qreal &value); | 
| 56 |  | 
| 57 | private: | 
| 58 |     qreal m_value = 0.0; | 
| 59 |     qreal m_valueBeforeEdit = 0.0; | 
| 60 |  | 
| 61 |     void setInitialEditValue() override; | 
| 62 |     void finishEditing() override; | 
| 63 |     void resetBeforeEditValue() override; | 
| 64 |  | 
| 65 | Q_SIGNALS: | 
| 66 |     void valueChanged(qreal oldValue, qreal newValue); | 
| 67 | }; | 
| 68 |  | 
| 69 | QT_CHARTS_END_NAMESPACE | 
| 70 |  | 
| 71 | #endif // VALUEAXISLABEL_H | 
| 72 |  |