//===== 
// Before editing this file, make sure it's a file of your own (i.e.: it wasn't generated from xml description; if so : your modifications will be lost)
//===== 
#include "bbcreaVtkImageConnectivityFilter.h"
#include "bbcreaVtkPackage.h"

#include <vtkPolyData.h>
#include <vtkPoints.h>
#include <vtkPointData.h>

namespace bbcreaVtk
{

BBTK_ADD_BLACK_BOX_TO_PACKAGE(creaVtk,ImageConnectivityFilter)
BBTK_BLACK_BOX_IMPLEMENTATION(ImageConnectivityFilter,bbtk::AtomicBlackBox);
//===== 
// Before editing this file, make sure it's a file of your own (i.e.: it wasn't generated from xml description; if so : your modifications will be lost)
//===== 
void ImageConnectivityFilter::Process()
{

// THE MAIN PROCESSING METHOD BODY
//   Here we simply set the input 'In' value to the output 'Out'
//   And print out the output value
// INPUT/OUTPUT ACCESSORS ARE OF THE FORM :
//    void bbSet{Input|Output}NAME(const TYPE&)
//    const TYPE& bbGet{Input|Output}NAME() const 
//    Where :
//    * NAME is the name of the input/output
//      (the one provided in the attribute 'name' of the tag 'input')
//    * TYPE is the C++ type of the input/output
//      (the one provided in the attribute 'type' of the tag 'input')
    
	if (bbGetInputIn()!=NULL)
    {
		if (imgConnfilter) {imgConnfilter->Delete();}
		imgConnfilter=vtkImageConnectivityFilter::New();
        imgConnfilter->SetInputData( bbGetInputIn() );
		if (bbGetInputExtractionMode()==0)  // LargestRegion
		{
			imgConnfilter->SetExtractionModeToLargestRegion();
		} // ExtractionMode

		if (bbGetInputExtractionMode()==1) // AllRegions   
		{
			printf("EED Warning!!!! ImageConnectivityFilter - AllRegions Not Implemented\n ");
		} // ExtractionMode
		if (bbGetInputExtractionMode()==2)  // SeedRegions
		{
            std::vector<double> lstX = bbGetInputLstX();
            std::vector<double> lstY = bbGetInputLstY();
            std::vector<double> lstZ = bbGetInputLstZ();
            int size = lstX.size();
            if ( (lstX.size()>0) && (lstX.size()==lstY.size()) && (lstX.size()==lstZ.size()) )
            {
                int i;
                double p[3];
                vtkPoints *points = vtkPoints::New();
                for (i=0; i<size; i++)
                {
                    p[0] = lstX[i];
                    p[1] = lstY[i];
                    p[2] = lstZ[i];
                    points->InsertNextPoint(p);
                } // for i
                vtkPolyData *seedData =  vtkPolyData::New();
                seedData->SetPoints( points );
//              vtkUnsignedCharArray  *seedScalars = vtkUnsignedCharArray::New();
//              seedScalars->InsertNextValue(100);
//              seedData->GetPointData()->SetScalars(seedScalars);
                seedData->GetPointData()->SetScalars(nullptr);
                
                imgConnfilter->SetExtractionModeToSeededRegions();
                imgConnfilter->SetSeedData( seedData );
//              imgConnfilter->SetSizeRange(0, 99);
            } // if lst

		} // ExtractionMode

		if (bbGetInputScalarRange().size()==2)  
		{
			imgConnfilter->SetScalarRange( bbGetInputScalarRange()[0], bbGetInputScalarRange()[1] );
		} // Range
		imgConnfilter->Update( );
		bbSetOutputOut( imgConnfilter->GetOutput() );
	} else {
			printf("EED Warning!!!! ImageConnectivityFilter  - Input image not defined.\n ");
	}// In
}
//===== 
// Before editing this file, make sure it's a file of your own (i.e.: it wasn't generated from xml description; if so : your modifications will be lost)
//===== 
void ImageConnectivityFilter::bbUserSetDefaultValues()
{

//  SET HERE THE DEFAULT INPUT/OUTPUT VALUES OF YOUR BOX 
//    Here we initialize the input 'In' to 0
	bbSetInputIn(NULL);
//	bbSetInputScalarRange();
	imgConnfilter=NULL;
  	bbSetInputExtractionMode(0);

}
//===== 
// Before editing this file, make sure it's a file of your own (i.e.: it wasn't generated from xml description; if so : your modifications will be lost)
//===== 
void ImageConnectivityFilter::bbUserInitializeProcessing()
{

//  THE INITIALIZATION METHOD BODY :
//    Here does nothing 
//    but this is where you should allocate the internal/output pointers 
//    if any 

  
}
//===== 
// Before editing this file, make sure it's a file of your own (i.e.: it wasn't generated from xml description; if so : your modifications will be lost)
//===== 
void ImageConnectivityFilter::bbUserFinalizeProcessing()
{

//  THE FINALIZATION METHOD BODY :
//    Here does nothing 
//    but this is where you should desallocate the internal/output pointers 
//    if any
  
}
}
// EO namespace bbcreaVtk