| /**************************************************************************** |
| ** |
| ** 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 LEGENDMARKERITEM_P_H |
| #define LEGENDMARKERITEM_P_H |
| |
| #include <QtCharts/QChartGlobal> |
| #include <QtCharts/QLegend> |
| #include <QGraphicsObject> |
| #include <QtGui/QFont> |
| #include <QtGui/QBrush> |
| #include <QtGui/QPen> |
| #include <QtWidgets/QGraphicsTextItem> |
| #include <QtWidgets/QGraphicsLayoutItem> |
| #include <QtCharts/private/qchartglobal_p.h> |
| |
| QT_CHARTS_BEGIN_NAMESPACE |
| |
| class QLegendMarkerPrivate; |
| |
| class Q_CHARTS_PRIVATE_EXPORT LegendMarkerItem : public QGraphicsObject, public QGraphicsLayoutItem |
| { |
| Q_OBJECT |
| Q_INTERFACES(QGraphicsLayoutItem) |
| public: |
| enum ItemType { |
| TypeRect, |
| TypeLine, |
| TypeCircle |
| }; |
| |
| explicit LegendMarkerItem(QLegendMarkerPrivate *marker, QGraphicsObject *parent = nullptr); |
| ~LegendMarkerItem(); |
| |
| void setPen(const QPen &pen); |
| QPen pen() const; |
| |
| void setBrush(const QBrush &brush); |
| QBrush brush() const; |
| |
| void setSeriesPen(const QPen &pen); |
| void setSeriesBrush(const QBrush &brush); |
| |
| void setFont(const QFont &font); |
| QFont font() const; |
| |
| void setLabel(const QString label); |
| QString label() const; |
| |
| void setLabelBrush(const QBrush &brush); |
| QBrush labelBrush() const; |
| |
| void setGeometry(const QRectF &rect); |
| QRectF boundingRect() const; |
| QRectF markerRect() const; |
| |
| void paint(QPainter *painter, const QStyleOptionGraphicsItem *option,QWidget *widget = nullptr); |
| QSizeF sizeHint (Qt::SizeHint which, const QSizeF &constraint) const; |
| |
| void hoverEnterEvent(QGraphicsSceneHoverEvent *event); |
| void hoverLeaveEvent(QGraphicsSceneHoverEvent *event); |
| |
| QString displayedLabel() const; |
| void setToolTip(const QString &tooltip); |
| |
| QLegend::MarkerShape markerShape() const; |
| void setMarkerShape(QLegend::MarkerShape shape); |
| |
| void updateMarkerShapeAndSize(); |
| QLegend::MarkerShape effectiveMarkerShape() const; |
| qreal effectiveMarkerWidth() const; |
| |
| ItemType itemType() const { return m_itemType; } |
| |
| Q_SIGNALS: |
| void markerRectChanged(); |
| |
| protected: |
| void setItemBrushAndPen(); |
| void setItemRect(); |
| bool useMaxWidth() const; |
| |
| QLegendMarkerPrivate *m_marker; // Knows |
| QRectF m_defaultMarkerRect; |
| QRectF m_markerRect; |
| QRectF m_boundingRect; |
| QGraphicsTextItem *m_textItem; |
| QGraphicsItem *m_markerItem; |
| qreal m_margin; |
| qreal m_space; |
| QString m_label; |
| QLegend::MarkerShape m_markerShape; |
| |
| QBrush m_labelBrush; |
| QPen m_pen; |
| QBrush m_brush; |
| QPen m_seriesPen; |
| QBrush m_seriesBrush; |
| QFont m_font; |
| bool m_hovering; |
| |
| ItemType m_itemType; |
| |
| friend class QLegendMarker; |
| friend class QLegendMarkerPrivate; |
| friend class LegendLayout; |
| }; |
| |
| QT_CHARTS_END_NAMESPACE |
| |
| #endif // LEGENDMARKERITEM_P_H |