/*=========================================================================
Program:   bbtk
Module:    $RCSfile$
Language:  C++
Date:      $Date$
Version:   $Revision$
=========================================================================*/

/* ---------------------------------------------------------------------

* Copyright (c) CREATIS-LRMN (Centre de Recherche en Imagerie Medicale)
* Authors : Eduardo Davila, Laurent Guigues, Jean-Pierre Roux
*
*  This software is governed by the CeCILL-B license under French law and
*  abiding by the rules of distribution of free software. You can  use,
*  modify and/ or redistribute the software under the terms of the CeCILL-B
*  license as circulated by CEA, CNRS and INRIA at the following URL
*  http://www.cecill.info/licences/Licence_CeCILL-B_V1-en.html
*  or in the file LICENSE.txt.
*
*  As a counterpart to the access to the source code and  rights to copy,
*  modify and redistribute granted by the license, users are provided only
*  with a limited warranty  and the software's author,  the holder of the
*  economic rights,  and the successive licensors  have only  limited
*  liability.
*
*  The fact that you are presently reading this means that you have had
*  knowledge of the CeCILL-B license and that you accept its terms.
* ------------------------------------------------------------------------ */

/**
*  \file
*  \brief Class bbtk::GBlackBoxController
*/


#include "GBlackBoxController.h"

#ifdef _DEBUG
#define new DEBUG_NEW
#endif
namespace bbtk
{


	//=========================================================================
	GBlackBoxController::GBlackBoxController()
	{

	}

	//=========================================================================
	GBlackBoxController::~GBlackBoxController()
	{
	}
	//=========================================================================

	bool GBlackBoxController::OnMouseMove()
	{

		if ( _vtkInteractorStyleBaseView!=NULL)
		{
			int X,Y;
			wxVTKRenderWindowInteractor *_wxVTKiren;
			_wxVTKiren= _vtkInteractorStyleBaseView->GetWxVtk3DBaseView()->GetWxVTKRenderWindowInteractor();
			_wxVTKiren->GetEventPosition( X , Y );

			int state  = _view->getState();

			//Evaluate new state

			if(state == NOTHING_HAPPENS)
			{
				if(_view->isPointInside(X,Y))
				{
					_view->setState(HIGHLIGHTED);
				}
			} // state

			if( state==HIGHLIGHTED)
			{
				if(!_view->isPointInside(X,Y))
				{
					_view->setState(NOTHING_HAPPENS);
				}
			} // state


			if ((state==DRAG) && (_isLeftClickDown==true) )
			{
			    _objHasBeenMoved=true;
			} // state

			_model->notifyObservers(getId());

		}
		return true;
	}

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

	bool GBlackBoxController::OnLeftButtonDown()
	{
		_objHasBeenMoved = false;
		_isLeftClickDown = true;
        bool ok=true;
		
		int X,Y;
		wxVTKRenderWindowInteractor *_wxVTKiren;
		_wxVTKiren= _vtkInteractorStyleBaseView->GetWxVtk3DBaseView()->GetWxVTKRenderWindowInteractor();
		_wxVTKiren->GetEventPosition( X , Y );
		
		
		
		int state  = _view->getState();
		//Evaluate new state
		
		if(_view->isPointInside(X,Y))
		
//		if(state == HIGHLIGHTED)
//EED3oct2010		if ( (state == HIGHLIGHTED) && (ctrlkey==1  ) )
		{
		    ok=false;
			_view->setState(SELECTED);
			_model->notifyObservers(getId(),ADD_TO_SELECTED);
		}
		
      
		int shiftkey            = _vtkInteractorStyleBaseView->GetInteractor()->GetShiftKey();
		int ctrlkey             = _vtkInteractorStyleBaseView->GetInteractor()->GetControlKey();
		ctrlkey = ctrlkey + shiftkey;
		
		
		if ( (state==DRAG) && (ctrlkey==1) &&  (_view->isPointInside(X,Y)==true) )
		{
			_view->setState(NOTHING_HAPPENS);
			_model->notifyObservers(getId(),REMOVE_FROM_SELECTED);
		}

		return ok;
	}

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

	bool GBlackBoxController::OnLeftButtonUp()
	{
        _isLeftClickDown    = false;
		int state           = _view->getState();

		//Evaluate new state

//EED Borrame
//		int X,Y;
//		wxVTKRenderWindowInteractor *wxVTKiren;
//		wxVTKiren = _vtkInteractorStyleBaseView->GetWxVtk3DBaseView()->GetWxVTKRenderWindowInteractor();
//		wxVTKiren->GetEventPosition(X,Y);
//		if(_isLeftClickDown)
//		{
//			_isLeftClickDown=false;
//			if(_view->isPointInside(X,Y))
//			{
				// It is supposed that I'm always inside even if the box is in drag
//				_view->setState(SELECTED);
//				_model->notifyObservers(getId());
//			}
//		}



		int shiftkey            = _vtkInteractorStyleBaseView->GetInteractor()->GetShiftKey();
		int ctrlkey             = _vtkInteractorStyleBaseView->GetInteractor()->GetControlKey();
		ctrlkey = ctrlkey + shiftkey;
		
		
		if ( (state==SELECTED) && (ctrlkey==0) && (_objHasBeenMoved==false))
		{
			_view->setState(NOTHING_HAPPENS);
			_model->notifyObservers(getId(),REMOVE_FROM_SELECTED);
		}



		return true;

	}

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

	bool GBlackBoxController::OnRightButtonUp()
	{
		return true;
	}

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

	bool GBlackBoxController::OnMiddleButtonDown()
	{
		int X,Y;
		wxVTKRenderWindowInteractor *wxVTKiren;
		wxVTKiren = _vtkInteractorStyleBaseView->GetWxVtk3DBaseView()->GetWxVTKRenderWindowInteractor();
		wxVTKiren->GetEventPosition(X,Y);

//		int state  = _view->getState();

		//Evaluate new state
		if(_view->isPointInside(X,Y))
		{
			GBlackBoxModel *bbmodel = (GBlackBoxModel*)_model;
			_view->setState(HIGHLIGHTED);
			if(bbmodel->isExecutable())
			{
				bbmodel->setExecutable(false);
			}
			else
			{
				bbmodel->setExecutable(true);
			}
			bbmodel->notifyObservers(getId());
		}

		return true;
	}

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

}  // EO namespace bbtk

// EOF