elementInOut.hh

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/*===========================================================================*\
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*   $Revision$                                                       *
*   $LastChangedBy$                                                *
*   $Date$                     *
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\*===========================================================================*/
#ifndef VSI_ELEMENTINOUT_HH
#define VSI_ELEMENTINOUT_HH

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

#include <QList>

//== FORWARDDECLARATIONS ======================================================
class QGraphicsItem;

//== NAMESPACES ===============================================================
namespace VSI {

//== FORWARDDECLARATIONS ======================================================
class Text;
class ConnectionPoint;
class Connection;
class InOut;
class GraphicsScene;
class SceneElement;

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

class ElementInOut {

  public:

    enum Type {
      TypeInput,
      TypeOutput
    };

    ElementInOut (InOut *_io, SceneElement *_parent);

    virtual ~ElementInOut ();

    virtual Type type () const = 0;

    ConnectionPoint *connectionPointItem () const { return conn_; }

    Text *typeTextItem () const { return typeText_; }

    Text *descriptionTextItem () const { return descText_; }

    QList<Connection *> connections () const { return connections_; };

    virtual void addConnection (Connection *_conn);

    virtual void removeConnection (Connection *_conn);

    bool validConnection (ElementInOut *_e);

    InOut* inOut () const { return io_; };

    SceneElement* element() { return element_; };

  private:

    ElementInOut( const ElementInOut& _orig );

    InOut *io_;
    SceneElement *element_;

    ConnectionPoint *conn_;
    Text            *typeText_;
    Text            *descText_;

    QList<Connection *> connections_;
};

//=============================================================================
}
//=============================================================================

#endif