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qlegend.h
111 lines | 3.1 KiB | text/x-c | CLexer
/****************************************************************************
**
** Copyright (C) 2012 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 Commercial Charts Add-on.
**
** $QT_BEGIN_LICENSE$
** Licensees holding valid Qt Commercial licenses may use this file in
** accordance with the Qt Commercial 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>
#include <QGraphicsWidget>
#include <QPen>
#include <QBrush>
QTCOMMERCIALCHART_BEGIN_NAMESPACE
class Domain;
class LegendMarker;
class QPieSlice;
class QXYSeries;
class QBarSet;
class QAbstractBarSeries;
class QPieSeries;
class QAreaSeries;
class LegendScrollButton;
class QChart;
class QLegendPrivate;
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)
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;
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);
private:
QScopedPointer<QLegendPrivate> d_ptr;
Q_DISABLE_COPY(QLegend)
friend class LegendScroller;
friend class LegendLayout;
friend class ChartLayout;
};
QTCOMMERCIALCHART_END_NAMESPACE
#endif // QLEGEND_H