/*=========================================================================                                                                               
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=900

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

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

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

		// RaC In the actual version, zInic=zFin=900

		double mid = (xInic+xFin)/2;

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

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

		// RaC In the actual version, zInic=zFin=900

		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(0.5,0.45,0.45);

		if(_state==HIGHLIGHTED)
		{
			_fillObjectActor->GetProperty()->SetColor(0.8,0.8,0.8);
		}
		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(0.5,0.45,0.45);
			}
		}
	}

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


}  // EO namespace bbtk

// EOF