/*
 * QCameraPathDropSite.h
 * $Id: 
 *
 * Copyright (C) 2001 Thomas Woerner, Markus Janich
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 *
 * As a special exception to the GPL, the QGLViewer authors (Markus
 * Janich, Michael Meissner, Richard Guenther, Alexander Buck and Thomas
 * Woerner) give permission to link this program with Qt (non-)commercial
 * edition, and distribute the resulting executable, without including
 * the source code for the Qt (non-)commercial edition in the source
 * distribution.
 *
 */



#ifndef _QCAMERAPATHDROPSITE_H
#define _QCAMERAPATHDROPSITE_H


// Qt
///////
#include <qlabel.h>

// QGLViewer
//////////////
#include <CCamera.h>

// Own
////////
#include "CList.h"



/// Dropsite for camera paths.
/** @author Thomas Woerner, Markus Janich
  *
  * [tw] 2001/05/08 initial version
  */

class QCameraPathDropSite: public QLabel {
   Q_OBJECT

   public:
      ////////////////////
      // PUBLIC METHODS //
      ////////////////////

      QCameraPathDropSite(QWidget *parent=0, const char * name = 0);
      ~QCameraPathDropSite() { }

      void setCameraPath(CList<CCamera> *pList) {
               m_CameraList.clear(1);
               for (int i=0; i<pList->getNumObjects(); i++)
                  m_CameraList.insertAsLast(new CCamera((*pList)[i]));
            };

   signals:
      /////////////
      // SIGNALS //
      /////////////

      void sigCameraPathDropped(const CList<CCamera> &list);

   protected:
      ///////////////////////
      // PROTECTED METHODS //
      ///////////////////////

      /** To handle Drag 'n Drop. */
      void dragEnterEvent(QDragEnterEvent *pqEvent);

      /** To handle Drag 'n Drop. */
      void dragLeaveEvent(QDragLeaveEvent *pqEvent);

      /** To handle Drag 'n Drop. */
      void dropEvent(QDropEvent *pqEvent);
    
      /** To handle Drag 'n Drop. */
      void mousePressEvent(QMouseEvent *pqEvent);

      /** To handle Drag 'n Drop. */
      void mouseReleaseEvent(QMouseEvent *pqEvent);

   private:
      /////////////////////
      // PRIVATE MEMBERS //
      /////////////////////
      CList<CCamera> m_CameraList;
};


#endif // _QCAMERAPATHDROPSITE_H