QtGraphicsButton.hh

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/*===========================================================================*\
 *                                                                           *
 *   $Revision: 6851 $                                                         *
 *   $Author: moebius $                                                      *
 *   $Date: 2009-08-12 07:27:05 +0200 (Mi, 12. Aug 2009) $                   *
 *                                                                           *
\*===========================================================================*/



#ifndef QT_GRAPHICS_BUTTON_
#define QT_GRAPHICS_BUTTON_

//=============================================================================
//
//  CLASS QtGraphicsButton - IMPLEMENTATION
//
//=============================================================================

//== INCLUDES =================================================================

#include <QGraphicsItem>

//== CLASS DEFINITION =========================================================

class QtGraphicsButton : public QObject, public QGraphicsItem
{
  Q_OBJECT

  public:

    QtGraphicsButton (const QImage &_image, QGraphicsItem *_parent = 0, int _width = -1, int _height = -1);

  public:

    virtual QRectF boundingRect () const;

    virtual void paint (QPainter *_painter, const QStyleOptionGraphicsItem *_option, QWidget *_widget = 0);

    virtual void hoverEnterEvent (QGraphicsSceneHoverEvent *_event);
    virtual void hoverLeaveEvent (QGraphicsSceneHoverEvent *_event);
    virtual void mousePressEvent (QGraphicsSceneMouseEvent *_event);
    virtual void mouseReleaseEvent (QGraphicsSceneMouseEvent *_event);

    virtual QVariant itemChange (GraphicsItemChange _change, const QVariant &_value);

    void setCheckable (bool _value);

    void setChecked (bool _value);

    bool isChecked () const;

  signals:

    void pressed ();

  private:

    bool checkable_;
    bool checked_;
    bool pressed_;
    bool over_;

    int width_;
    int height_;

    QPixmap normalPix_;
    QPixmap overPix_;
    QPixmap checkedPix_;
};

#endif