| /**************************************************************************** |
| ** |
| ** Copyright (C) 2016 The Qt Company Ltd. |
| ** Contact: https://www.qt.io/licensing/ |
| ** |
| ** This file is part of the Qt Charts module of the Qt Toolkit. |
| ** |
| ** $QT_BEGIN_LICENSE:GPL$ |
| ** Commercial License Usage |
| ** Licensees holding valid commercial Qt licenses may use this file in |
| ** accordance with the commercial license agreement provided with the |
| ** Software or, alternatively, in accordance with the terms contained in |
| ** a written agreement between you and The Qt Company. For licensing terms |
| ** and conditions see https://www.qt.io/terms-conditions. For further |
| ** information use the contact form at https://www.qt.io/contact-us. |
| ** |
| ** GNU General Public License Usage |
| ** Alternatively, this file may be used under the terms of the GNU |
| ** General Public License version 3 or (at your option) any later version |
| ** approved by the KDE Free Qt Foundation. The licenses are as published by |
| ** the Free Software Foundation and appearing in the file LICENSE.GPL3 |
| ** included in the packaging of this file. Please review the following |
| ** information to ensure the GNU General Public License requirements will |
| ** be met: https://www.gnu.org/licenses/gpl-3.0.html. |
| ** |
| ** $QT_END_LICENSE$ |
| ** |
| ****************************************************************************/ |
| |
| // W A R N I N G |
| // ------------- |
| // |
| // This file is not part of the Qt Chart API. It exists purely as an |
| // implementation detail. This header file may change from version to |
| // version without notice, or even be removed. |
| // |
| // We mean it. |
| |
| #ifndef BAR_H |
| #define BAR_H |
| |
| #include <QtCharts/QChartGlobal> |
| #include <QtCharts/private/qchartglobal_p.h> |
| #include <QtWidgets/QGraphicsRectItem> |
| #include <QtWidgets/QGraphicsTextItem> |
| |
| QT_CHARTS_BEGIN_NAMESPACE |
| |
| class QBarSet; |
| |
| // Single visual bar item of chart |
| class Q_CHARTS_PRIVATE_EXPORT Bar : public QObject, public QGraphicsRectItem |
| { |
| Q_OBJECT |
| public: |
| Bar(QBarSet *barset, QGraphicsItem *parent = 0); |
| ~Bar(); |
| |
| public: |
| void mousePressEvent(QGraphicsSceneMouseEvent *event); |
| void hoverEnterEvent(QGraphicsSceneHoverEvent *event); |
| void hoverLeaveEvent(QGraphicsSceneHoverEvent *event); |
| void mouseReleaseEvent(QGraphicsSceneMouseEvent *event); |
| void mouseDoubleClickEvent(QGraphicsSceneMouseEvent *event); |
| |
| void paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget = 0); |
| void setVisualsDirty(bool dirty) { m_visualsDirty = dirty; } |
| bool visualsDirty() const { return m_visualsDirty; } |
| void setLabelDirty(bool dirty) { m_labelDirty = dirty; } |
| bool labelDirty() const { return m_labelDirty; } |
| |
| void setLabelItem(QGraphicsTextItem *labelItem) { m_labelItem = labelItem; } |
| QGraphicsTextItem *labelItem() const { return m_labelItem; } |
| |
| void setIndex(int index) { m_index = index; } |
| int index() const { return m_index; } |
| void setLayoutIndex(int index) { m_layoutIndex = index; } |
| int layoutIndex() const { return m_layoutIndex; } |
| |
| Q_SIGNALS: |
| void clicked(int index, QBarSet *barset); |
| void hovered(bool status, int index, QBarSet *barset); |
| void pressed(int index, QBarSet *barset); |
| void released(int index, QBarSet *barset); |
| void doubleClicked(int index, QBarSet *barset); |
| |
| private: |
| int m_index; |
| int m_layoutIndex; |
| QBarSet *m_barset; |
| QGraphicsTextItem *m_labelItem; |
| bool m_hovering; |
| bool m_mousePressed; |
| bool m_visualsDirty; |
| bool m_labelDirty; |
| }; |
| |
| QT_CHARTS_END_NAMESPACE |
| |
| #endif // BAR_H |