/*# ---------------------------------------------------------------------
#
# 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 "bbmaracasvisuDrawAxisTree3D.h"
#include "bbcreaMaracasVisuPackage.h"
#include "vtkLinearTransform.h"

#include "vtkUnsignedCharArray.h"
#include "vtkCellData.h"
#include "vtkPolyLine.h"
#include "vtkLine.h"



namespace bbcreaMaracasVisu
{

BBTK_ADD_BLACK_BOX_TO_PACKAGE(creaMaracasVisu,DrawAxisTree3D)
BBTK_BLACK_BOX_IMPLEMENTATION(DrawAxisTree3D,bbtk::AtomicBlackBox);



void DrawAxisTree3D::DrawOneAxis(int iGeneral,int numPoints, int iAxis)
{
	vtkPolyData			*polydata		= vtkPolyData::New( );
	vtkPolyDataMapper	*polydatamapper	= vtkPolyDataMapper::New();
	vtkActor			*vtkactor		= vtkActor::New();

//	polydatamapper->ScalarVisibilityOff();
	polydatamapper->SetInput(polydata);
	vtkactor->SetMapper(polydatamapper);

	vecVtkPolyData.push_back( polydata );
	vecVtkPolyDataMaper.push_back( polydatamapper );
	vecVtkActors.push_back( vtkactor );

//	vtkImageData* img = bbGetInputImage();
	unsigned int i,size;
	double spc[3];
//	img->GetSpacing(spc);
	spc[0]=1;
	spc[1]=1;
	spc[2]=1;

	int lstpointsXsize =bbGetInputlstPointX().size();

	if( lstpointsXsize>0 ){
		vtkPoints* allPoints		= vtkPoints::New( );
vtkPolyLine *polyline = vtkPolyLine::New();
		vtkCellArray* allTopology	= vtkCellArray::New( );
//		allTopology->InsertNextCell( numPoints );

		size=iGeneral+numPoints;
		for (i=iGeneral;i<size;i++)
		{
			//multiplicar ver parametros spacing, en maracas cuando se toca la imagen y se ve dycom
			//hay par·metro dycom, vtkImagedata valor spacing y esos datos hay que multiplicar al polydata
			allPoints->InsertNextPoint( bbGetInputlstPointX()[i]*spc[0],
										bbGetInputlstPointY()[i]*spc[1],
										bbGetInputlstPointZ()[i]*spc[2] );
//			printf("DrawAxisTree3D::DrawOneAxis point  %d -> %f, %f, %f \n", i,  bbGetInputlstPointX()[i], bbGetInputlstPointY()[i], bbGetInputlstPointZ()[i] );

polyline->GetPointIds()->InsertNextId(i-iGeneral);

//			allTopology->InsertCellPoint( i-iGeneral );
		} // rof
  allTopology->InsertNextCell(polyline);

 // create cell array for edges
  vtkCellArray *edges = vtkCellArray::New();

// connect edge's and vertexes point ids
  for(vtkIdType i = iGeneral; i < size-1; i++)
  {
    vtkLine *edge = vtkLine::New();
    edge->GetPointIds()->SetId(0, i-iGeneral);
    edge->GetPointIds()->SetId(1, (i-iGeneral+1) );
    edges->InsertNextCell(edge);
    edge->Delete();
//    vtkSmartPointer<vtkVertex> vertex = vtkSmartPointer<vtkVertex>::New();
//    vertex->GetPointIds()->SetId(0, i);
//    vertexes->InsertNextCell(vertex);
  }

		polydata->SetPoints( allPoints );
 polydata->SetLines(edges);
//		polydata->SetLines( allTopology );


 // polydata->SetPolys( allTopology );

		edges->Delete();
		allPoints->Delete();
		allTopology->Delete();
	}

	// color
	double r,g,b;

	if (bbGetInputColourLaw()==1)  // the same color for all 
	{
		r = bbGetInputColour()[0];
		g = bbGetInputColour()[1];
		b = bbGetInputColour()[2];
		vtkactor->GetProperty()->SetColor( r,g,b );
	} // Law 1  color for all

	if (bbGetInputColourLaw()==2) // different colors for each segment
	{
		if ( (iAxis*3+1) < (int)(bbGetInputColour().size()) )	
		{
			r = bbGetInputColour()[0+iAxis*3];
			g = bbGetInputColour()[1+iAxis*3];
			b = bbGetInputColour()[2+iAxis*3];
		} else {
			r = (rand() % 100) / 100.0;
			g = (rand() % 100) / 100.0;
			b = (rand() % 100) / 100.0;
		}
		vtkactor->GetProperty()->SetColor( r,g,b );
	}  // Law 2  color for each segment


	if (bbGetInputColourLaw()==3)  // color for each point 
	{
		// Setup the colors array
  		vtkUnsignedCharArray *colors = vtkUnsignedCharArray::New();
	  	colors->SetNumberOfComponents(3);
	  	colors->SetName("Colors");
//	  	colors->SetName("vertex color");
		int iPoint,pointSize=iGeneral+numPoints;


		for (iPoint=iGeneral; iPoint<pointSize; iPoint++)
		{
			r = bbGetInputColour()[0+iPoint*3]*255.0;
			g = bbGetInputColour()[1+iPoint*3]*255.0;
			b = bbGetInputColour()[2+iPoint*3]*255.0;
			//colors->SetTuple3(iPoint,r,g,b);
			colors->InsertNextTuple3(r,g,b);
		}
		polydata->GetCellData()->SetScalars(colors);
		polydata->Modified();
 
	}  // Law 3 color for each point


	vtkactor->GetProperty()->SetLineWidth( bbGetInputLineWidth() );
	vtkactor->GetProperty()->SetOpacity( bbGetInputOpacity() );

	if ( bbGetInputTransform()!=NULL )
	{
		vtkactor->SetUserTransform( bbGetInputTransform() );
	}

     // Interface Update
     if  (bbGetInputRenderer()!=NULL )
     {
	    bbGetInputRenderer()->AddActor( vtkactor );
     }
}


void DrawAxisTree3D::Process()
{
	printf("EED DrawAxisTree3D::Process start \n");

	int iGeneral=0;
	int iAxis,sizeLstAxis=bbGetInputlstIndexs().size();
    int iActor,sizeActors = vecVtkActors.size();
	int numPoints;

//    if (oldLstSize!=sizeLstAxis)
//	 {
//        oldLstSize=sizeLstAxis;
         for (iActor=0 ; iActor<sizeActors; iActor++)
         {
            if (bbGetInputRenderer()!=NULL )
            {
                bbGetInputRenderer()->RemoveActor( vecVtkActors[iActor] );
                vecVtkPolyData[iActor]->Delete();
                vecVtkPolyDataMaper[iActor]->Delete();
                vecVtkActors[iActor]->Delete();
            } // if
         } // for iActor
         vecVtkPolyData.clear();
         vecVtkPolyDataMaper.clear();
         vecVtkActors.clear();

        for ( iAxis=0 ; iAxis<sizeLstAxis ; iAxis++)
        {
            numPoints = bbGetInputlstIndexs()[iAxis];
            DrawOneAxis(iGeneral,numPoints,iAxis);
            iGeneral = iGeneral+numPoints;

    //		if ((iAxis % 1)==0)
    //		{
    //			printf("EED  DrawAxisTree3D::Process  %d/%d\n", iAxis,sizeLstAxis );
    //		}

        } // for iAxis

        if ( bbGetInputiAxis() < (int)(vecVtkActors.size()-1) )
        {
            bbSetOutputOutAxis( vecVtkActors[ bbGetInputiAxis() ] );
        } else 	{
            printf("DrawAxisTree3D .ERROR. missing index vector...\n");
        } // if 

 //   } else {// if oldLstSize
        for (iActor=0 ; iActor<sizeActors; iActor++)
        {
            vecVtkActors[iActor]->GetProperty()->SetOpacity( bbGetInputOpacity() );
   	    vecVtkActors[iActor]->GetProperty()->SetLineWidth( bbGetInputLineWidth() );
        }
//    } // if oldLstSize

	printf("EED DrawAxisTree3D::Process end \n");

}

void DrawAxisTree3D::bbUserSetDefaultValues()
{
    oldLstSize=-1;
	 bbSetInputiAxis(0);
     std::vector<double> colour;
	 // 1- red
     colour.push_back(1.0);
     colour.push_back(0.0);
     colour.push_back(0.0);
	 // 2- blue
     colour.push_back(0.0);
     colour.push_back(0.0);
     colour.push_back(1.0);
	 // 3- yellow
     colour.push_back(1.0);
     colour.push_back(1.0);
     colour.push_back(0.0);
	 // 4- green
     colour.push_back(0.0);
     colour.push_back(1.0);
     colour.push_back(0.0);
	 // 5-
     colour.push_back(0.0);
     colour.push_back(1.0);
     colour.push_back(1.0);

	 // 6-
     colour.push_back(0.5);
     colour.push_back(0.5);
     colour.push_back(0.5);

     bbSetInputColour(colour);
     bbSetInputOpacity(1);
     bbSetInputLineWidth(0.5);
     bbSetInputColourLaw(1);

}


	//-----------------------------------------------------------------
	void DrawAxisTree3D::bbUserInitializeProcessing()
	{
	}

	//-----------------------------------------------------------------
	void DrawAxisTree3D::bbUserFinalizeProcessing()
	{
	}

	//-----------------------------------------------------------------

}
// EO namespace bbcreaMaracasVisu