pentool.h Example File

piechartcustomization/pentool.h
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 #ifndef PENTOOL_H
 #define PENTOOL_H

 #include <QtWidgets/QWidget>
 #include <QtGui/QPen>

 class QPushButton;
 class QDoubleSpinBox;
 class QComboBox;

 class PenTool : public QWidget
 {
     Q_OBJECT

 public:
     explicit PenTool(QString title, QWidget *parent = 0);
     void setPen(const QPen &pen);
     QPen pen() const;
     QString name();
     static QString name(const QPen &pen);

 Q_SIGNALS:
     void changed();

 public Q_SLOTS:
     void showColorDialog();
     void updateWidth(double width);
     void updateStyle(int style);
     void updateCapStyle(int index);
     void updateJoinStyle(int index);

 private:
     QPen m_pen;
     QPushButton *m_colorButton;
     QDoubleSpinBox *m_widthSpinBox;
     QComboBox *m_styleCombo;
     QComboBox *m_capStyleCombo;
     QComboBox *m_joinStyleCombo;
 };

 #endif // PENTOOL_H