linearrowitem_p.h
85 lines
| 2.6 KiB
| text/x-c
|
CLexer
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r2854 | /**************************************************************************** | ||
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r2483 | ** | ||
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r2854 | ** Copyright (C) 2016 The Qt Company Ltd. | ||
** Contact: https://www.qt.io/licensing/ | ||||
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r2483 | ** | ||
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r2854 | ** This file is part of the Qt Charts module of the Qt Toolkit. | ||
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r2483 | ** | ||
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r2854 | ** $QT_BEGIN_LICENSE:GPL$ | ||
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r2845 | ** 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 | ||||
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r2854 | ** 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. | ||||
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r2483 | ** | ||
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r2845 | ** $QT_END_LICENSE$ | ||
** | ||||
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r2854 | ****************************************************************************/ | ||
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r2483 | |||
// W A R N I N G | ||||
// ------------- | ||||
// | ||||
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r2807 | // This file is not part of the Qt Chart API. It exists purely as an | ||
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r2483 | // implementation detail. This header file may change from version to | ||
// version without notice, or even be removed. | ||||
// | ||||
// We mean it. | ||||
#ifndef LINEARROWITEM_P_H | ||||
#define LINEARROWITEM_P_H | ||||
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r2714 | #include <private/chartaxiselement_p.h> | ||
#include <private/qabstractaxis_p.h> | ||||
#include <QtWidgets/QGraphicsLineItem> | ||||
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r2483 | |||
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r2712 | QT_CHARTS_BEGIN_NAMESPACE | ||
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r2483 | |||
class LineArrowItem: public QGraphicsLineItem | ||||
{ | ||||
public: | ||||
explicit LineArrowItem(ChartAxisElement *axis, QGraphicsItem *parent = 0) | ||||
: QGraphicsLineItem(parent), | ||||
m_axis(axis), | ||||
m_axisOrientation(axis->axis()->orientation()) | ||||
{ | ||||
} | ||||
protected: | ||||
void mousePressEvent(QGraphicsSceneMouseEvent *event) | ||||
{ | ||||
Q_UNUSED(event) | ||||
m_axis->axisSelected(); | ||||
} | ||||
QRectF boundingRect() const | ||||
{ | ||||
return shape().boundingRect(); | ||||
} | ||||
QPainterPath shape() const | ||||
{ | ||||
QPainterPath path = QGraphicsLineItem::shape(); | ||||
QRectF rect = path.boundingRect(); | ||||
path.addRect(rect.adjusted(0, 0, m_axisOrientation != Qt::Horizontal ? 8 : 0, m_axisOrientation != Qt::Vertical ? 8 : 0)); | ||||
return path; | ||||
} | ||||
private: | ||||
ChartAxisElement *m_axis; | ||||
Qt::Orientation m_axisOrientation; | ||||
}; | ||||
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r2712 | QT_CHARTS_END_NAMESPACE | ||
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r2483 | |||
#endif /* LINEARROWITEM_P_H */ | ||||