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/****************************************************************************
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**
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** Copyright (C) 2012 Digia Plc
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** All rights reserved.
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** For any questions to Digia, please use contact form at http://qt.digia.com
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**
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** This file is part of the Qt Commercial Charts Add-on.
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**
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** $QT_BEGIN_LICENSE$
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** Licensees holding valid Qt Commercial licenses may use this file in
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** accordance with the Qt Commercial License Agreement provided with the
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** Software or, alternatively, in accordance with the terms contained in
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** a written agreement between you and Digia.
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**
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** If you have questions regarding the use of this file, please use
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** contact form at http://qt.digia.com
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** $QT_END_LICENSE$
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**
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****************************************************************************/
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// W A R N I N G
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// -------------
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//
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// This file is not part of the QtCommercial Chart API. It exists purely as an
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// implementation detail. This header file may change from version to
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// version without notice, or even be removed.
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//
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// We mean it.
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#ifndef LEGENDMARKERITEM_P_H
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#define LEGENDMARKERITEM_P_H
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#include "qchartglobal.h"
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#include <QGraphicsObject>
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#include <QFont>
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#include <QBrush>
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#include <QPen>
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#include <QGraphicsSimpleTextItem>
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#include <QGraphicsLayoutItem>
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#include "mouseeventhandler_p.h"
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QTCOMMERCIALCHART_BEGIN_NAMESPACE
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class QLegendMarkerPrivate;
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class LegendMarkerItem : public QGraphicsObject, public QGraphicsLayoutItem, public MouseEventHandler
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{
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Q_OBJECT
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Q_INTERFACES(QGraphicsLayoutItem)
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public:
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explicit LegendMarkerItem(QLegendMarkerPrivate *marker, QGraphicsObject *parent = 0);
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void setPen(const QPen &pen);
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QPen pen() const;
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void setBrush(const QBrush &brush);
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QBrush brush() const;
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void setFont(const QFont &font);
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QFont font() const;
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void setLabel(const QString label);
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QString label() const;
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void setLabelBrush(const QBrush &brush);
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QBrush labelBrush() const;
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void setGeometry(const QRectF& rect);
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QRectF boundingRect() const;
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void paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget = 0);
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QSizeF sizeHint (Qt::SizeHint which, const QSizeF& constraint) const;
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// Event handlers, logic delegated to MouseEventHandler
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void mousePressEvent(QGraphicsSceneMouseEvent *event);
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void mouseMoveEvent(QGraphicsSceneMouseEvent *event);
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void mouseReleaseEvent(QGraphicsSceneMouseEvent *event);
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// Filtered callbacks from MouseEventHandler
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void mouseClicked();
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void mouseMoved(const QPointF &delta);
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void mouseReleased(const QPointF &pos);
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protected:
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QLegendMarkerPrivate *m_marker; // Knows
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QRectF m_markerRect;
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QRectF m_boundingRect;
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QGraphicsSimpleTextItem *m_textItem;
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QGraphicsRectItem *m_rectItem;
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qreal m_margin;
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qreal m_space;
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QString m_label;
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QBrush m_labelBrush;
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QFont m_font;
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QPen m_pen;
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QBrush m_brush;
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bool m_visible;
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QPointF m_pressPos;
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friend class QLegendMarker;
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friend class QLegendMarkerPrivate;
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friend class LegendMarkerItem;
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friend class LegendLayout;
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};
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QTCOMMERCIALCHART_END_NAMESPACE
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#endif // LEGENDMARKERITEM_P_H
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