|
|
/****************************************************************************
|
|
|
**
|
|
|
** Copyright (C) 2013 Digia Plc
|
|
|
** All rights reserved.
|
|
|
** For any questions to Digia, please use contact form at http://qt.digia.com
|
|
|
**
|
|
|
** This file is part of the Qt Enterprise Charts Add-on.
|
|
|
**
|
|
|
** $QT_BEGIN_LICENSE$
|
|
|
** Licensees holding valid Qt Enterprise licenses may use this file in
|
|
|
** accordance with the Qt Enterprise License Agreement provided with the
|
|
|
** Software or, alternatively, in accordance with the terms contained in
|
|
|
** a written agreement between you and Digia.
|
|
|
**
|
|
|
** If you have questions regarding the use of this file, please use
|
|
|
** contact form at http://qt.digia.com
|
|
|
** $QT_END_LICENSE$
|
|
|
**
|
|
|
****************************************************************************/
|
|
|
|
|
|
#ifndef QLEGEND_H
|
|
|
#define QLEGEND_H
|
|
|
|
|
|
#include <qchartglobal.h>
|
|
|
#include <QGraphicsWidget>
|
|
|
#include <QPen>
|
|
|
#include <QBrush>
|
|
|
|
|
|
QTCOMMERCIALCHART_BEGIN_NAMESPACE
|
|
|
|
|
|
class QChart;
|
|
|
class QLegendPrivate;
|
|
|
class QLegendMarker;
|
|
|
class QAbstractSeries;
|
|
|
|
|
|
class QTCOMMERCIALCHART_EXPORT QLegend : public QGraphicsWidget
|
|
|
{
|
|
|
Q_OBJECT
|
|
|
Q_PROPERTY(Qt::Alignment alignment READ alignment WRITE setAlignment)
|
|
|
Q_PROPERTY(bool backgroundVisible READ isBackgroundVisible WRITE setBackgroundVisible NOTIFY backgroundVisibleChanged)
|
|
|
Q_PROPERTY(QColor color READ color WRITE setColor NOTIFY colorChanged)
|
|
|
Q_PROPERTY(QColor borderColor READ borderColor WRITE setBorderColor NOTIFY borderColorChanged)
|
|
|
Q_PROPERTY(QFont font READ font WRITE setFont NOTIFY fontChanged)
|
|
|
Q_PROPERTY(QColor labelColor READ labelColor WRITE setLabelColor NOTIFY labelColorChanged)
|
|
|
Q_PROPERTY(bool reverseMarkers READ reverseMarkers WRITE setReverseMarkers NOTIFY reverseMarkersChanged)
|
|
|
|
|
|
private:
|
|
|
explicit QLegend(QChart *chart);
|
|
|
|
|
|
public:
|
|
|
~QLegend();
|
|
|
|
|
|
void paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget = 0);
|
|
|
|
|
|
void setBrush(const QBrush &brush);
|
|
|
QBrush brush() const;
|
|
|
void setColor(QColor color);
|
|
|
QColor color();
|
|
|
|
|
|
void setPen(const QPen &pen);
|
|
|
QPen pen() const;
|
|
|
void setBorderColor(QColor color);
|
|
|
QColor borderColor();
|
|
|
|
|
|
void setFont(const QFont &font);
|
|
|
QFont font() const;
|
|
|
void setLabelBrush(const QBrush &brush);
|
|
|
QBrush labelBrush() const;
|
|
|
|
|
|
void setLabelColor(QColor color);
|
|
|
QColor labelColor() const;
|
|
|
|
|
|
void setAlignment(Qt::Alignment alignment);
|
|
|
Qt::Alignment alignment() const;
|
|
|
|
|
|
void detachFromChart();
|
|
|
void attachToChart();
|
|
|
bool isAttachedToChart();
|
|
|
|
|
|
void setBackgroundVisible(bool visible = true);
|
|
|
bool isBackgroundVisible() const;
|
|
|
|
|
|
QList <QLegendMarker*> markers(QAbstractSeries *series = 0) const;
|
|
|
|
|
|
bool reverseMarkers();
|
|
|
void setReverseMarkers(bool reverseMarkers = true);
|
|
|
|
|
|
protected:
|
|
|
void hideEvent(QHideEvent *event);
|
|
|
void showEvent(QShowEvent *event);
|
|
|
|
|
|
Q_SIGNALS:
|
|
|
void backgroundVisibleChanged(bool visible);
|
|
|
void colorChanged(QColor color);
|
|
|
void borderColorChanged(QColor color);
|
|
|
void fontChanged(QFont font);
|
|
|
void labelColorChanged(QColor color);
|
|
|
void reverseMarkersChanged(bool reverseMarkers);
|
|
|
|
|
|
private:
|
|
|
QScopedPointer<QLegendPrivate> d_ptr;
|
|
|
Q_DISABLE_COPY(QLegend)
|
|
|
friend class LegendScroller;
|
|
|
friend class LegendLayout;
|
|
|
friend class ChartLayout;
|
|
|
friend class LegendMarkerItem;
|
|
|
friend class QLegendMarkerPrivate;
|
|
|
};
|
|
|
|
|
|
QTCOMMERCIALCHART_END_NAMESPACE
|
|
|
|
|
|
#endif // QLEGEND_H
|
|
|
|
