manualViewPoint.cpp

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#include "manualViewPoint.h"


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

//int manualViewPoint::range=1;


manualViewPoint::manualViewPoint(wxVtkBaseView *wxvtkbaseview){
        _selected                = false;
        _posibleSelected = false;
        _pts                     = NULL;
        _pd                              = NULL;
        _pointVtkActor   = NULL;
        _bboxMapper              = NULL;
        _wxvtkbaseview   = wxvtkbaseview;
        _spc[0]                  = 1;
        _spc[1]                  = 1;
        _spc[2]                  = 1;

        _widthline               = 1;

}
// ----------------------------------------------------------------------------
manualViewPoint::~manualViewPoint(){
        DeleteVtkObjects();
}

// ----------------------------------------------------------------------------
void manualViewPoint::SetWidthLine( double width)
{
        _widthline = width;
}

// ----------------------------------------------------------------------------
void manualViewPoint::SetSelected(bool selected){
        _selected=selected;
}
// ----------------------------------------------------------------------------
void manualViewPoint::SetPosibleSelected(bool posibleSelected){
        _posibleSelected=posibleSelected;
}
// ----------------------------------------------------------------------------
bool manualViewPoint::GetSelected(){
        return _selected;
}
// ----------------------------------------------------------------------------
bool manualViewPoint::GetPosibleSelected(){
        return _posibleSelected;
}
// ----------------------------------------------------------------------------
void manualViewPoint::DeleteVtkObjects(){
        if (_pointVtkActor      !=NULL)         { _pointVtkActor->Delete(); }
        if (_bboxMapper         !=NULL)         { _bboxMapper   ->Delete();     }
        if (_pts                        !=NULL)         { _pts                  ->Delete();     }
        if (_pd                         !=NULL)         { _pd                   ->Delete();     }
        _pointVtkActor  =       NULL;
        _bboxMapper             =       NULL;
        _pts                    =       NULL;
        _pd                             =       NULL;
}



// ----------------------------------------------------------------------------
vtkActor* manualViewPoint::CreateVtkPointActor()
{
        DeleteVtkObjects();

        _pts = vtkPoints::New();
        _pts->SetNumberOfPoints(8);

        _pts->SetPoint(0, -1000 , -1000 , 0 );
        _pts->SetPoint(1,  1000 , -1000 , 0 );
        _pts->SetPoint(2,  1000 ,  1000 , 0 );
        _pts->SetPoint(3, -1000 ,  1000 , 0 );
        _pts->SetPoint(4, -1000 ,  1000 , 0 );
        _pts->SetPoint(5, -1000 ,  1000 , 0 );
        _pts->SetPoint(6, -1000 ,  1000 , 0 );
        _pts->SetPoint(7, -1000 ,  1000 , 0 );
        
        vtkCellArray *lines = vtkCellArray::New();
        lines->InsertNextCell(17);
        lines->InsertCellPoint(0);
        lines->InsertCellPoint(1);
        lines->InsertCellPoint(2);
        lines->InsertCellPoint(3);
        lines->InsertCellPoint(0);
        lines->InsertCellPoint(4);
        lines->InsertCellPoint(5);
        lines->InsertCellPoint(6);
        lines->InsertCellPoint(7);
        lines->InsertCellPoint(4);
        lines->InsertCellPoint(0);
        lines->InsertCellPoint(3);
        lines->InsertCellPoint(7);
        lines->InsertCellPoint(6);
        lines->InsertCellPoint(2);
        lines->InsertCellPoint(1);
        lines->InsertCellPoint(5);

        _pd = vtkPolyData::New();
        _pd->SetPoints( _pts );
        _pd->SetLines( lines );
//      lines->Delete();  //do not delete lines ??

        _pointVtkActor  =       vtkActor::New();
    _bboxMapper         =       vtkPolyDataMapper::New();

        _bboxMapper->SetInput(_pd);
//      _bboxMapper->ImmediateModeRenderingOn();
        _pointVtkActor->SetMapper(_bboxMapper);
//      _pointVtkActor->GetProperty()->BackfaceCullingOn();
        UpdateColorActor();
//      _pd->ComputeBounds();

        return _pointVtkActor;
}
// ----------------------------------------------------------------------------
vtkActor* manualViewPoint::GetVtkActor(){
        return _pointVtkActor;
}
// ----------------------------------------------------------------------------
void manualViewPoint::SetPositionXY(double x, double y,double i_range,double posZ)
{
//      double range=0.2; // i_range;
//      double range=(double)manualViewPoint::range;

        double range=i_range;

//EED 27 sep 2006
        x        = x * _spc[0];
        y        = y * _spc[1];
        posZ = posZ * _spc[2];

        if (_pts!=NULL){
                _pts->SetPoint(0, x-range, y+range, posZ-range);
                _pts->SetPoint(1, x+range, y+range, posZ-range);
                _pts->SetPoint(2, x+range, y-range, posZ-range);
                _pts->SetPoint(3, x-range, y-range, posZ-range);
                _pts->SetPoint(4, x-range, y+range, posZ+range);
                _pts->SetPoint(5, x+range, y+range, posZ+range);
                _pts->SetPoint(6, x+range, y-range, posZ+range);
                _pts->SetPoint(7, x-range, y-range, posZ+range);
        }
}


// ----------------------------------------------------------------------------
void manualViewPoint::UpdateColorActor()
{
        if (_pointVtkActor!=NULL){
//EED03
                _pointVtkActor->GetProperty()->SetLineWidth( _widthline );
                _pointVtkActor->GetProperty()->SetDiffuseColor(1,0,0);
                if (_posibleSelected==true){
                        _pointVtkActor->GetProperty()->SetDiffuseColor(1,1,0);
                }
        }
}
// ----------------------------------------------------------------------------
void manualViewPoint::GetSpacing(double spc[3])
{
        spc[0] = _spc[0];
        spc[1] = _spc[1];
        spc[2] = _spc[2];
}
// ----------------------------------------------------------------------------
void manualViewPoint::SetSpacing(double spc[3])
{
        _spc[0] = spc[0];
        _spc[1] = spc[1];
        _spc[2] = spc[2];
}

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