vtkImageViewer2_XYZ.cxx

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#include "vtkImageViewer2_XYZ.h"
#include "vtkRenderer.h"
#include "vtkImageActor.h"
//-------------------------------------------------------------------
//-------------------------------------------------------------------
//-------------------------------------------------------------------
vtkImageViewer2_XYZ::vtkImageViewer2_XYZ()
{
        _vtkimageviewer2=  vtkImageViewer2::New();
        _vtkimageviewer2->GetRenderer()->GradientBackgroundOn();
        _vtkimageviewer2->GetRenderer()->SetBackground( 0.33 , 0.33 , 0.33 );
        _vtkimageviewer2->GetRenderer()->SetBackground2( 0.66 , 0.66 , 0.66 );  
        _colortable = NULL;
}
//-------------------------------------------------------------------
vtkImageViewer2_XYZ::~vtkImageViewer2_XYZ()
{
        //_vtkimageviewer2->Delete();
}
//-------------------------------------------------------------------
void vtkImageViewer2_XYZ::SetExtentDimension(int x1,int x2,
                                                                                         int y1,int y2,
                                                                                         int z1,int z2)
{
        _x1=x1;
        _x2=x2;
        _y1=y1;
        _y2=y2;
        _z1=z1;
        _z2=z2;
}
//-------------------------------------------------------------------
void vtkImageViewer2_XYZ::SetXSlice(int slice)
{
        vtkImageActor *imageActor = _vtkimageviewer2->GetImageActor();
        imageActor->SetDisplayExtent(slice, slice, _y1, _y2, _z1, _z2 );  
}
//-------------------------------------------------------------------
void vtkImageViewer2_XYZ::SetYSlice(int slice)
{
        vtkImageActor *imageActor = _vtkimageviewer2->GetImageActor();
        imageActor->SetDisplayExtent(_x1, _x2, slice, slice, _z1, _z2 );  
}
//-------------------------------------------------------------------
void vtkImageViewer2_XYZ::SetZSlice(int slice)
{
#if (VTK_MAJOR_VERSION >= 5)
//              _vtkimageviewer2->SetSlice( slice );
        vtkImageActor *imageActor = _vtkimageviewer2->GetImageActor();
        imageActor->SetDisplayExtent(_x1, _x2, _y1, _y2, slice, slice );  
#else
                _vtkimageviewer2->SetZSlice( slice );
#endif


}
//-------------------------------------------------------------------
int vtkImageViewer2_XYZ::GetXSlice()
{
        vtkImageActor *imageActor = _vtkimageviewer2->GetImageActor();
        return imageActor->GetDisplayExtent()[0];
}
//-------------------------------------------------------------------
int vtkImageViewer2_XYZ::GetYSlice()
{
        vtkImageActor *imageActor = _vtkimageviewer2->GetImageActor();
        return imageActor->GetDisplayExtent()[2];
}
//-------------------------------------------------------------------
int vtkImageViewer2_XYZ::GetZSlice()
{

         int result;
#if (VTK_MAJOR_VERSION >= 5)
                result= _vtkimageviewer2->GetSlice( );
#else
                result= _vtkimageviewer2->GetZSlice( );
#endif

        
        return result;
}
//-------------------------------------------------------------------
vtkImageViewer2 *vtkImageViewer2_XYZ::GetVtkImageViewer2()
{
        return _vtkimageviewer2;
}

void vtkImageViewer2_XYZ::setColorTransferFunction(vtkColorTransferFunction* colortable){

        vtkImageMapToWindowLevelColors* imagemaptowindowlevel = _vtkimageviewer2->GetWindowLevel();

        if(colortable!=NULL&&colortable->GetSize()>0 && _colortable != colortable){
                _colortable = colortable;
                imagemaptowindowlevel->SetLookupTable(colortable);
        }

}