#include "Transformer3D.h"
#include "vtkMatrix4x4.h"

/*
	CONSTRUCTOR: Initializes the two points with empty vectors, the angle in 0.
*/
Transformer3D::Transformer3D() 
{
	std::vector<int> empty (3,0); 
	_centerPoint=empty;	
	//If the transform already exists, we delete it before we create a new transform 
	//and set the matrix with the identity matrix
	_transform= vtkTransform::New();
	vtkMatrix4x4 *_matrix = vtkMatrix4x4::New();
	_matrix->Identity();
	_transform->SetMatrix(_matrix);
	
}

/*
	DESTRUCTOR
*/
Transformer3D::~Transformer3D()
{
	//We delete the existing transform
	if (_transform != NULL ) { _transform->Delete(); }
}

/*
	SETS A NEW TRANSFORM
*/
void Transformer3D::SetTransform(vtkTransform *transform)
{
	_transform=transform;
}

/*
	SETS CENTER POINT
*/
void Transformer3D::SetCenterPoint(std::vector<int> point)
{
    _centerPoint=point;
}


/*
	GETS THE RESULTANT TRANSFORM
*/
vtkTransform *Transformer3D::GetResult()
{
	return _transform;
}

/*
	MAKES THE TRANSFORMATIONS
*/
void Transformer3D::Run()
{	
	_transform->Identity();
	std::cout << "Center points transform 3D: " << "X: " << _centerPoint[0] << "Y: " << _centerPoint[1] << "Z: " << _centerPoint[2] << std::endl;
	_transform->Translate(_centerPoint[0], _centerPoint[1], _centerPoint[2]);

	//_transform->Scale(_scaleX, _scaleY,_scaleZ);
	//_transform->RotateWXYZ(_angle, 0, 0, 1);
	
	_transform->Update();
}