/*
# ---------------------------------------------------------------------
#
# Copyright (c) CREATIS (Centre de Recherche en Acquisition et Traitement de l'Image 
#                        pour la Santé)
# Authors : Eduardo Davila, Frederic Cervenansky, Claire Mouton
#
#  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.
# ------------------------------------------------------------------------  
*/


/*=========================================================================                                                                               
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::vtkGPortView 
 */


#include "vtkGPortView.h"

namespace bbtk {


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

    vtkGPortView::vtkGPortView( ) {
    }

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

    vtkGPortView::~vtkGPortView( ) {
    }

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

    void vtkGPortView::update( int idController , int command ) 
{
        updateColors( ) ;

        double xInic , yInic , zInic , xFin , yFin , zFin ;
        _model->getInicPoint( xInic , yInic , zInic ) ;
        _model->getFinalPoint( xFin , yFin , zFin ) ;
        // RaC In the actual version, zInic=zFin=GPOSITION_Z
        double mid = ( xInic + xFin ) / 2 ;
        _pts->SetPoint( 0 , xInic , yInic , zInic ) ;
        _pts->SetPoint( 1 , mid , yFin , zInic ) ;
        _pts->SetPoint( 2 , xFin , yInic , zFin ) ;
        _fillPolyMapper->Modified( ) ;
        //-----------
        setRefreshWaiting( ) ;
    }

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

    void vtkGPortView::createVtkObjects( ) //virtual
    {

        double xInic , yInic , zInic , xFin , yFin , zFin ;

        _model->getInicPoint( xInic , yInic , zInic ) ;
        _model->getFinalPoint( xFin , yFin , zFin ) ;

        // RaC In the actual version, zInic=zFin=GPOSITION_Z

        double mid = ( xInic + xFin ) / 2 ;

        //EED		_pts->SetPoint(0, xInic, yInic, zInic );
        //EED		_pts->SetPoint(1, mid, yFin, zInic );
        //EED		_pts->SetPoint(2, xFin, yInic, zFin );				

        _pts = vtkPoints::New( ) ;
        _pts->SetNumberOfPoints( 3 ) ;

        _pts->SetPoint( 0 , -1000 , -1000 , -1000 ) ;
        _pts->SetPoint( 1 , mid , yFin , zInic ) ;
        _pts->SetPoint( 2 , 1000 , 1000 , 1000 ) ;


        ///************************* FILL *************************

        vtkCellArray *strip = vtkCellArray::New( ) ;
        vtkPolyData *pdFill = vtkPolyData::New( ) ;
        _fillPolyMapper = vtkPolyDataMapper::New( ) ;
        _fillObjectActor = vtkActor::New( ) ;

        // RaC In the actual version, zInic=zFin=GPOSITION_Z

        strip->InsertNextCell( 3 ) ;
        strip->InsertCellPoint( 0 ) ;
        strip->InsertCellPoint( 1 ) ;
        strip->InsertCellPoint( 2 ) ;

        pdFill->SetPoints( _pts ) ;
        pdFill->SetStrips( strip ) ;

        _fillPolyMapper->SetInput( pdFill ) ;
        _fillObjectActor->SetMapper( _fillPolyMapper ) ;
        _fillPolyMapper->Modified( ) ;

        ///************************* FILL *************************

        updateColors( ) ;


    }

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

    void vtkGPortView::updateColors( ) {
        _fillObjectActor->GetProperty( )->SetColor( 0.45 , 0.45 , 0.45 ) ;

        if ( _state == POSSIBLE_CONNECTION ) {
            _fillObjectActor->GetProperty( )->SetColor( 1 , 1 , 0 ) ;
        } else if ( _state == SELECTED_POSSIBLE_CONNECTION ) {
            _fillObjectActor->GetProperty( )->SetColor( 0 , 1 , 0 ) ;
        } else if ( _state == HIGHLIGHTED ) {
            _fillObjectActor->GetProperty( )->SetColor( 0 , 0 , 1 ) ;
        } else {
            GPortModel* portm = ( GPortModel* ) _model ;
            if ( portm->isConnected( ) ) {
                _fillObjectActor->GetProperty( )->SetColor( 0.15 , 0.15 , 0.15 ) ;
            } else if ( portm->isValueSet( ) ) {
                _fillObjectActor->GetProperty( )->SetColor( 0.55 , 0.25 , 0.25 ) ;
            } else {
                _fillObjectActor->GetProperty( )->SetColor( 0.45 , 0.45 , 0.45 ) ;
            }
        }
    }

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


} // EO namespace bbtk

// EOF