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    41 

    42 #ifndef RENDERAREA_H

    43 #define RENDERAREA_H

    44 

    45 #include <QBrush>

    46 #include <QPen>

    47 #include <QPixmap>

    48 #include <QWidget>

    49 

    50 //! [0]

    51 class RenderArea : public QWidget

    52 {

    53     Q_OBJECT

    54 

    55 public:

    56     enum Shape { Line, Points, Polyline, Polygon, Rect, RoundedRect, Ellipse, Arc,

    57                  Chord, Pie, Path, Text, Pixmap };

    58 

    59     RenderArea(QWidget *parent = 0);

    60 

    61     QSize minimumSizeHint() const;

    62     QSize sizeHint() const;

    63 

    64 public slots:

    65     void setShape(Shape shape);

    66     void setPen(const QPen &pen);

    67     void setBrush(const QBrush &brush);

    68     void setAntialiased(bool antialiased);

    69     void setTransformed(bool transformed);

    70 

    71 protected:

    72     void paintEvent(QPaintEvent *event);

    73 

    74 private:

    75     Shape shape;

    76     QPen pen;

    77     QBrush brush;

    78     bool antialiased;

    79     bool transformed;

    80     QPixmap pixmap;

    81 };

    82 //! [0]

    83 

    84 #endif