/*# ---------------------------------------------------------------------
#
# Copyright (c) CREATIS (Centre de Recherche en Acquisition et Traitement de l'Image
#                        pour la Sant�)
# Authors : Eduardo Davila, Frederic Cervenansky, Claire Mouton
# Previous Authors : Laurent Guigues, Jean-Pierre Roux
# CreaTools website : www.creatis.insa-lyon.fr/site/fr/creatools_accueil
#
#  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.
# ------------------------------------------------------------------------ */

#include "bbmaracasvisuImageActor.h"
#include "bbcreaMaracasVisuPackage.h"

#include "vtkImageShiftScale.h" 
#include <vtkLookupTable.h>
#include <vtkColorTransferFunction.h>
#include <vtkImageMapToColors.h>
#include <vtkImageMapper3D.h>
#include <vtkImageProperty.h>

namespace bbcreaMaracasVisu
{

BBTK_ADD_BLACK_BOX_TO_PACKAGE(creaMaracasVisu,ImageActor)
BBTK_BLACK_BOX_IMPLEMENTATION(ImageActor,bbtk::AtomicBlackBox);
void ImageActor::Process()
{

printf("EED ImageActor::Process Start\n");

		//JCP 04/04/09
		vtkRenderer *render				= bbGetInputRenderer();
		vtkImageData *img				= bbGetInputIn();
		vtkLinearTransform* transform	= bbGetInputTransform();

		if(img != NULL)
		{
			if (bbGetInputLookupTable()==NULL)
			{
				imageactor->SetInput( img );	
			} else {
/*
				vtkLookupTable *table = vtkLookupTable::New();
				table->SetRange(0, 1000); // image intensity range
 				table->SetValueRange(0.0, 1.0); // from black to white
 				table->SetSaturationRange(0.0, 0.0); // no color saturation
 				table->SetRampToLinear();
 				table->Build();
  double rgba[4];
  table->GetTableValue(0,rgba);
  rgba[3]=0;
  table->SetTableValue(0,rgba);
*/


/*
	vtkLookupTable *table = vtkLookupTable::New();
	   table->SetTableRange (0, 2000);
	   table->SetHueRange (1, 0);
	   table->SetSaturationRange (1, 1);
	   table->SetValueRange (1, 1);
	   table->Build(); //effective built
*/

/*
vtkColorTransferFunction *table = vtkColorTransferFunction::New();
table->SetColorSpaceToHSV();
    table->HSVWrapOff();
    table->AddHSVSegment(0.0, 0.6, 1.0, 1.0,
                       1.0, 0.0, 1.0, 1.0);
    table->SetNanColor(1.0, 0.0, 1.0);
*/

/* 
printf("EED ImageActor::Process  Warnning ***************************Not here this code *");
vtkLookupTable *table = vtkLookupTable::New();
  table->SetNumberOfTableValues(1000);
  table->SetRange(0, 1000);
  table->Build();
  double rgba1[4];
	double rgba2[4];
	for (int iLookTable = 0; iLookTable<500; iLookTable++)
	 	   	{
		  		table->GetTableValue(      iLookTable, rgba1);
		  		table->GetTableValue(1000-1-iLookTable, rgba2);
  		  		table->SetTableValue(1000-1-iLookTable , rgba1[0],rgba1[1],rgba1[2],rgba1[3]);
	  	 	 	table->SetTableValue(      iLookTable , rgba2[0],rgba2[1],rgba2[2],rgba2[3]);
			} // for iLookTable	
  double rgba[4];
  table->GetTableValue(0,rgba);
  rgba[3]=0;
  table->SetTableValue(0,rgba);
*/
				vtkImageMapToColors *color = vtkImageMapToColors::New();
				color->SetLookupTable( bbGetInputLookupTable() );
//				color->SetLookupTable( table );
				color->PassAlphaToOutputOn();

//				imageshiftscale->SetInput( img );
//				imageshiftscale->SetOutputScalarTypeToUnsignedChar();

// 				color->SetInput( imageshiftscale->GetOutput() );
 				color->SetInput( img );
				color->Update();
				imageactor->GetMapper()->SetInput( color->GetOutput() );
				imageactor->GetProperty()->SetInterpolationTypeToNearest();
			}

			if (transform!=NULL)
			{
			  imageactor->SetUserTransform( transform );	
			} // transform
			if(render != NULL )
			{
//				render->AddActor( imageactor );
			} // render
			bbSetOutputOut(imageactor);
		} // img
			
			
		// Interface Update
		if ((firsttime==true) && (bbGetInputRenderer()!=NULL ))
		{
				firsttime=false;
				bbGetInputRenderer()->AddActor( imageactor );
		}
		
		imageactor->GetProperty()->SetOpacity( bbGetInputOpacity() );
		bbSetOutputOut(imageactor);


printf("EED ImageActor::Process End\n");

	
}
void ImageActor::bbUserSetDefaultValues()
{
    firsttime 	= true;
    imageactor 	= NULL;
    bbSetInputIn(NULL);
//    bbSetInputType(0);
    bbSetInputOpacity(1);
    bbSetInputTransform(NULL);
    bbSetInputRenderer(NULL);
    bbSetInputLookupTable(NULL);
}

	
	//-----------------------------------------------------------------	
	void ImageActor::bbUserInitializeProcessing()
	{
		imageactor 		= vtkImageActor::New();
		imageshiftscale = vtkImageShiftScale::New();
	}
	
	//-----------------------------------------------------------------	
	void ImageActor::bbUserFinalizeProcessing()
	{
	}
	
	//-----------------------------------------------------------------	
}
// EO namespace bbcreaMaracasVisu