/*=========================================================================                                                                               
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::GPortController 
*/


#include "GPortController.h"

namespace bbtk
{


	//=========================================================================
	GPortController::GPortController()
	{
		
	}

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

	bool GPortController::OnLeftButtonDown()
	{
		
		if ( _vtkInteractorStyleBaseView!=NULL )
		{
			int X,Y;
			wxVTKRenderWindowInteractor *wxVTKiren;
			wxVTKiren = _vtkInteractorStyleBaseView->GetWxVtk3DBaseView()->GetWxVTKRenderWindowInteractor();
			wxVTKiren->GetEventPosition(X,Y);

			int state  = _model->getState();
			
			int portType = ((GPortModel*)_model)->getPortType();

			//Evaluate new state
			if(!_model->hasChanged() && state==HIGHLIGHTED && portType==GINPUTPORT )
			{
				_model->setState(CREATING_CONTOUR);
				_model->setChanged();
			}

			_model->notifyObservers();

		}
		return true;
	}
	//=========================================================================
	bool GPortController::OnLeftButtonUp()
	{
		if ( _vtkInteractorStyleBaseView!=NULL )
		{
			int X,Y;
			wxVTKRenderWindowInteractor *wxVTKiren;
			wxVTKiren = _vtkInteractorStyleBaseView->GetWxVtk3DBaseView()->GetWxVTKRenderWindowInteractor();
			wxVTKiren->GetEventPosition(X,Y);

			int state  = _model->getState();
			
			//Evaluate new state
			if(!_model->hasChanged() && state==CREATING_CONTOUR)
			{
				if(_view->isPointInside(X,Y))
				{
					_model->setChanged();
					_model->notifyObservers(INIT_CREATION_CONTOUR);
				}
				else
				{
					_model->setState(NOTHING_HAPPENS);
					_model->setChanged();
					_model->notifyObservers();
				}
			}

			

		}
		return true;
	}

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

}  // EO namespace bbtk

// EOF