/*
 * imageUndoRedo.cxx
 *
 *  Created on: Sep 26, 2011
 *      Author: caceres
 */

#include "imageUndoRedo.h"

ImageUndoRedo::ImageUndoRedo() {
	this->m_ImagesDeque = new IDequeType();
}
//virtual
ImageUndoRedo::~ImageUndoRedo() {

}
//virtual
void ImageUndoRedo::Undo() {
	ImageInfoUR imageInfo = this->m_ImagesDeque->Undo();
	this->SetRedoImage(imageInfo.GetRegion());
	this->DrawUR(imageInfo);
}
//virtual
void ImageUndoRedo::Redo() {
	ImageInfoUR imageInfo = this->m_ImagesDeque->Redo();
	this->DrawUR(imageInfo);
}
void ImageUndoRedo::SetImage(vtkImageData *image) {
	this->m_CurrentImage = image;
	this->m_CurrentImage->Update();
	this->m_OriginalImage = ImageType::New();
	this->m_OriginalImage->ShallowCopy(m_CurrentImage);
}
//virtual
void ImageUndoRedo::SetUndoImage(const RegionSType& region) {
	vtkSmartPointer<vtkExtractVOI> extract =
			vtkSmartPointer<vtkExtractVOI>::New();
	extract->SetVOI(region.minX, region.maxX, region.minY, region.maxY,
			region.minZ, region.maxZ);
	extract->SetSampleRate(1, 1, 1);
	extract->SetInput(this->m_OriginalImage);
	this->m_ImagesDeque->AddImageToUndoContainer(extract->GetOutput(), region);
	extract->Delete();
}
//virtual
void ImageUndoRedo::SetRedoImage(const RegionSType& region) {
	vtkSmartPointer<vtkExtractVOI> extract =
			vtkSmartPointer<vtkExtractVOI>::New();
	extract->SetVOI(region.minX, region.maxX, region.minY, region.maxY,
			region.minZ, region.maxZ);
	extract->SetSampleRate(1, 1, 1);
	extract->SetInput(this->m_CurrentImage);
	this->m_ImagesDeque->AddImageToUndoContainer(extract->GetOutput(), region);
	extract->Delete();
}
void ImageUndoRedo::SetOriginalImage(ImageType* img) {
	this->m_OriginalImage = img;
}
void ImageUndoRedo::SetCurrentImage(ImageType* img) {
	this->m_CurrentImage = img;
}
//virtual
void ImageUndoRedo::DrawUR(ImageInfoUR imageInfo) {

}