LineView.cxx

Go to the documentation of this file.

#include "LineView.h"




// ----------------------------------------------------------------------------
// ----------------------------------------------------------------------------
// ----------------------------------------------------------------------------
LineView::LineView()
{
        _wxvtkbaseview = NULL;
}

// ----------------------------------------------------------------------------
LineView::~LineView()
{
        DeleteLines();
}

// ----------------------------------------------------------------------------
void LineView::DeleteLines() 
{
        DeleteVtkObjects();
        contour_mapped.clear();
        contour_actor.clear();
}

// ----------------------------------------------------------------------------
void LineView::SetWxVtkBaseView(wxVtkBaseView *wxvtkbaseview)
{
        _wxvtkbaseview = wxvtkbaseview;
}

// ----------------------------------------------------------------------------
void LineView::Refresh()
{
        _wxvtkbaseview->GetRenWin()->Render();
}

// ----------------------------------------------------------------------------
void LineView::CreateNewLine(double x1, double y1, double z1, double x2, double y2, double z2)
{

        vtkPoints*  pointsLine = vtkPoints::New();
        vtkPolyLine* aLine = vtkPolyLine::New();
        vtkUnstructuredGrid* aLineGrid = vtkUnstructuredGrid::New();
        contour_mapped.push_back(vtkDataSetMapper::New());
        contour_actor.push_back(vtkActor::New());

    pointsLine->SetNumberOfPoints(2);
        pointsLine->InsertPoint(0,x1,y1,z1);
        pointsLine->InsertPoint(1,x2,y2,z2);

        (aLine->GetPointIds())->SetNumberOfIds(2);
        (aLine->GetPointIds())->SetId(0,0);
        (aLine->GetPointIds())->SetId(1,1);

        aLineGrid->Allocate(1,1);
        aLineGrid->InsertNextCell(aLine->GetCellType(),aLine->GetPointIds());
        aLineGrid->SetPoints(pointsLine);

        
        contour_mapped.back()->SetInput(aLineGrid);
        contour_mapped.back()->ImmediateModeRenderingOn();

        contour_actor.back()->SetMapper(contour_mapped.back());
        contour_actor.back()->GetProperty()->BackfaceCullingOn();
        contour_actor.back()->GetProperty()->SetDiffuseColor(0, 0, 1);
        contour_actor.back()->ApplyProperties();

        _wxvtkbaseview->GetRenderer()->AddActor(contour_actor.back());
        _wxvtkbaseview->GetRenWin()->Render();

}

// ----------------------------------------------------------------------------
void LineView::DeleteVtkObjects()
{
        int i,size=contour_mapped.size();
        for (i=0;i<size; i++){
                if ( contour_mapped[i]  != NULL )       { 
                        contour_mapped[i]  -> Delete(); 
                }
                if ( contour_actor[i]   != NULL )       { 
                        _wxvtkbaseview->GetRenderer()->RemoveActor(contour_actor[i]);
                        contour_actor[i]  -> Delete(); 
                }
                contour_actor[i] = NULL;
                contour_mapped[i] = NULL;
        }
}