QtMultiViewLayout.hh

/*===========================================================================*\
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 *                              OpenFlipper                                  *
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\*===========================================================================*/

/*===========================================================================*\
 *                                                                           *
 *   $Revision: 6727 $                                                         *
 *   $Author: moebius $                                                      *
 *   $Date: 2009-08-05 08:03:50 +0200 (Mi, 05. Aug 2009) $                   *
 *                                                                           *
\*===========================================================================*/




//=============================================================================
//
//  CLASS QtMultiViewLayout - IMPLEMENTATION
//
//=============================================================================

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

#include <OpenFlipper/common/GlobalDefines.hh>
#include <QGraphicsLayout>
#include <QGraphicsLayoutItem>
#include <QGraphicsWidget>

//== NAMESPACES ===============================================================

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


class DLLEXPORT QtMultiViewLayout : public QGraphicsLayout
{
  public:

    enum MultiViewMode {
       /*
       * #############
       * #           #
       * #           #
       * #     1     #
       * #           #
       * #           #
       * #############
       */
       SingleView,
       /*
       * #############
       * #  1  #  2  #
       * #     #     #
       * #############
       * #  3  #  4  #
       * #     #     #
       * #############
       */
      Grid,
      /*
       * #############
       * #       # 2 #
       * #       #####
       * #   1   # 3 #
       * #       #####
       * #       # 4 #
       * #############
       */       
      HSplit
    };

    QtMultiViewLayout (QGraphicsLayoutItem * _parent = 0);

    void addItem (QGraphicsWidget *_item, unsigned int _pos);

    void setMode (MultiViewMode _mode);

    MultiViewMode mode() const { return mode_;};

    void setSpacing (unsigned int _s);

    void setPrimary (unsigned int _i);


    virtual int count() const;
    virtual QGraphicsLayoutItem * itemAt(int _i) const;
    virtual void removeAt (int _index);

    virtual QSizeF sizeHint(Qt::SizeHint _which, const QSizeF & _constraint = QSizeF()) const;

    virtual void setGeometry(const QRectF & rect);


  private:

    void reLayout ();

    MultiViewMode mode_;

    unsigned int  spacing_;

    QGraphicsWidget *items_[4];

    unsigned int primary_;

};

//=============================================================================

//=============================================================================