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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 LEGENDMARKER_P_H
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#define LEGENDMARKER_P_H
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#include "qchartglobal.h"
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#include <QGraphicsObject>
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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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QTCOMMERCIALCHART_BEGIN_NAMESPACE
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class QAbstractSeries;
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class QAreaSeries;
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class QXYSeries;
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class QBarSet;
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class QAbstractBarSeries;
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class QPieSlice;
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class QLegend;
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class QPieSeries;
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class LegendMarker : public QGraphicsObject, public QGraphicsLayoutItem
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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 LegendMarker(QAbstractSeries *m_series, QLegend *parent);
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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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QAbstractSeries *series() const { return m_series;}
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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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protected:
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// From QGraphicsObject
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void mousePressEvent(QGraphicsSceneMouseEvent *event);
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public Q_SLOTS:
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virtual void updated() = 0;
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protected:
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QAbstractSeries *m_series;
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QRectF m_markerRect;
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QRectF m_boundingRect;
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QLegend *m_legend;
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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_text;
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};
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//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
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class XYLegendMarker : public LegendMarker
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{
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public:
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XYLegendMarker(QXYSeries *series, QLegend *legend);
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protected:
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void updated();
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private:
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QXYSeries *m_series;
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};
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//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
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class AreaLegendMarker : public LegendMarker
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{
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public:
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AreaLegendMarker(QAreaSeries *series, QLegend *legend);
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protected:
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void updated();
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private:
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QAreaSeries *m_series;
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};
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//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
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class BarLegendMarker : public LegendMarker
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{
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public:
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BarLegendMarker(QAbstractBarSeries *barseries, QBarSet *barset, QLegend *legend);
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protected:
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void updated();
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private:
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QBarSet *m_barset;
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};
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//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
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class PieLegendMarker : public LegendMarker
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{
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public:
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PieLegendMarker(QPieSeries *pieSeries, QPieSlice *pieslice, QLegend *legend);
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protected:
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void updated();
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private:
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QPieSlice *m_pieslice;
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};
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QTCOMMERCIALCHART_END_NAMESPACE
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#endif // LEGENDMARKER_P_H
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