bar_delegate.h

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// Renders a colored bar graph behind the data
// Author: Max Schwarz <max.schwarz@uni-bonn.de>
 
#ifndef BAR_DELEGATE_H
#define BAR_DELEGATE_H
 
#include <QStyledItemDelegate>
 
namespace rqt_rosmon
{
 
class BarDelegate : public QStyledItemDelegate
{
public:
        explicit BarDelegate(QObject* parent = 0);
        ~BarDelegate() override = default;
 
        void setRange(double min, double max);
 
        virtual void paint(QPainter* painter, const QStyleOptionViewItem& option, const QModelIndex& index) const override;
private:
        double m_min;
        double m_max;
};
 
}
 
#endif