mitk::ContourMapper2D Class Reference [Mapper Classes]

OpenGL-based mapper to display a mitk::Contour object in a 2D render window. More...

#include <mitkContourMapper2D.h>

Inheritance diagram for mitk::ContourMapper2D:

Collaboration diagram for mitk::ContourMapper2D:

List of all members.

Public Types
typedef ContourMapper2D	Self
typedef Mapper2D	Superclass
typedef itk::SmartPointer< Self >	Pointer
typedef itk::SmartPointer < const Self >	ConstPointer
Public Member Functions
virtual const char *	GetClassName () const
virtual void	Paint (BaseRenderer *renderer)
const Contour *	GetInput (void)
Static Public Member Functions
static Pointer	New ()
Protected Member Functions
	ContourMapper2D ()
virtual	~ContourMapper2D ()

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Detailed Description

OpenGL-based mapper to display a mitk::Contour object in a 2D render window.

Definition at line 38 of file mitkContourMapper2D.h.

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Member Typedef Documentation

typedef itk::SmartPointer<const Self> mitk::ContourMapper2D::ConstPointer

Reimplemented from mitk::Mapper2D.

Definition at line 42 of file mitkContourMapper2D.h.

typedef itk::SmartPointer<Self> mitk::ContourMapper2D::Pointer

Reimplemented from mitk::Mapper2D.

Definition at line 42 of file mitkContourMapper2D.h.

typedef ContourMapper2D mitk::ContourMapper2D::Self

Reimplemented from mitk::Mapper2D.

Definition at line 42 of file mitkContourMapper2D.h.

typedef Mapper2D mitk::ContourMapper2D::Superclass

Reimplemented from mitk::Mapper2D.

Definition at line 42 of file mitkContourMapper2D.h.

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Constructor & Destructor Documentation

mitk::ContourMapper2D::ContourMapper2D

(

)

[protected]

Definition at line 29 of file mitkContourMapper2D.cpp.

{
}

mitk::ContourMapper2D::~ContourMapper2D

(

)

[protected, virtual]

Definition at line 33 of file mitkContourMapper2D.cpp.

{
}

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Member Function Documentation

virtual const char* mitk::ContourMapper2D::GetClassName

(

)

const [virtual]

Reimplemented from mitk::Mapper2D.

const mitk::Contour * mitk::ContourMapper2D::GetInput

(

void

)

return a refernce of the rendered data object

Definition at line 127 of file mitkContourMapper2D.cpp.

{
  return static_cast<const mitk::Contour * > ( GetData() );
}

static Pointer mitk::ContourMapper2D::New

(

)

[static]

Referenced by mitk::CoreExtObjectFactory::CreateMapper(), mitkContourMapper2DTest(), and mitkDataNodeExtTestClass::TestMapperSetting().

void mitk::ContourMapper2D::Paint

(

mitk::BaseRenderer *

renderer )

[virtual]

reimplemented from Baseclass

Implements mitk::GLMapper2D.

Definition at line 38 of file mitkContourMapper2D.cpp.

References mitk::BaseRenderer::GetDisplayGeometry(), GL_LINE_LOOP, GL_LINE_STRIP, glBegin(), glEnd(), glLineWidth(), and glVertex2f().

  {
  if(IsVisible(renderer)==false) return;

  bool updateNeccesary=true;

  if (updateNeccesary) 
    {
    mitk::Contour::Pointer input =  const_cast<mitk::Contour*>(this->GetInput());

    // ok, das ist aus GenerateData kopiert
    mitk::DisplayGeometry::Pointer displayGeometry = renderer->GetDisplayGeometry();
    assert(displayGeometry.IsNotNull());

    //apply color and opacity read from the PropertyList
    ApplyProperties(renderer);

    vtkLinearTransform* transform = GetDataNode()->GetVtkTransform();

    //    Contour::OutputType point;
    Contour::BoundingBoxType::PointType point;

    mitk::Point3D p, projected_p;
    float vtkp[3];
    float lineWidth = 3.0;

    if (dynamic_cast<mitk::FloatProperty *>(this->GetDataNode()->GetProperty("Width")) != NULL)
      lineWidth = dynamic_cast<mitk::FloatProperty*>(this->GetDataNode()->GetProperty("Width"))->GetValue();
    glLineWidth(lineWidth);

    if (input->GetClosed())
      {
      glBegin (GL_LINE_LOOP);
      }
    else 
      {
      glBegin (GL_LINE_STRIP);
      }

    //Contour::InputType end = input->GetContourPath()->EndOfInput();
    //if (end > 50000) end = 0;

    mitk::Contour::PointsContainerPointer points = input->GetPoints();
    mitk::Contour::PointsContainerIterator pointsIt = points->Begin();



    while ( pointsIt != points->End() )
      {
      //while ( idx != end )
      //{
      //      point = input->GetContourPath()->Evaluate(idx);
      point = pointsIt.Value();

      itk2vtk(point, vtkp);
      transform->TransformPoint(vtkp, vtkp);
      vtk2itk(vtkp,p);

      displayGeometry->Project(p, projected_p);
      bool projectmode=false;
      GetDataNode()->GetVisibility(projectmode, renderer, "project");
      bool drawit=false;
      if(projectmode)
        drawit=true;
      else
      {
        Vector3D diff=p-projected_p;
        if(diff.GetSquaredNorm()<1.0)
          drawit=true;
      }
      if(drawit)
      {
        Point2D pt2d, tmp;
        displayGeometry->Map(projected_p, pt2d);
        displayGeometry->WorldToDisplay(pt2d, pt2d);
        glVertex2f(pt2d[0], pt2d[1]);
      }

      pointsIt++;
      //      idx += 1;
      }
    glEnd ();

    glLineWidth(1.0);

    }
  }

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The documentation for this class was generated from the following files:

• mitkContourMapper2D.h
• mitkContourMapper2D.cpp