mitkRenderWindowFrame.cpp

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/*============================================================================

The Medical Imaging Interaction Toolkit (MITK)

Copyright (c) German Cancer Research Center (DKFZ)
All rights reserved.

Use of this source code is governed by a 3-clause BSD license that can be
found in the LICENSE file.

============================================================================*/

#include "mitkRenderWindowFrame.h"
#include "mitkVtkLayerController.h"
#include "vtkMitkRectangleProp.h"

#include <vtkRenderWindow.h>
#include <vtkRenderer.h>

mitk::RenderWindowFrame::RenderWindowFrame()
{
  m_RenderWindow = nullptr;
  m_RectangleRenderer = vtkSmartPointer<vtkRenderer>::New();

  m_IsEnabled = false;
}

mitk::RenderWindowFrame::~RenderWindowFrame()
{
  if (m_RenderWindow != nullptr)
    if (this->IsEnabled())
      this->Disable();
}

void mitk::RenderWindowFrame::SetRenderWindow(vtkSmartPointer<vtkRenderWindow> renderWindow)
{
  m_RenderWindow = renderWindow;
}

vtkSmartPointer<vtkRenderWindow> mitk::RenderWindowFrame::GetRenderWindow()
{
  return m_RenderWindow;
}

vtkSmartPointer<vtkRenderer> mitk::RenderWindowFrame::GetVtkRenderer()
{
  return m_RectangleRenderer;
}

void mitk::RenderWindowFrame::Disable()
{
  if (this->IsEnabled())
  {
    m_RectangleRenderer->EraseOn();
    mitk::VtkLayerController::GetInstance(m_RenderWindow)->RemoveRenderer(m_RectangleRenderer);
    m_IsEnabled = false;
  }
}

void mitk::RenderWindowFrame::Enable(float col1, float col2, float col3)
{
  vtkSmartPointer<vtkMitkRectangleProp> rect = vtkSmartPointer<vtkMitkRectangleProp>::New();
  rect->SetColor(col1, col2, col3);

  m_RectangleRenderer->AddActor(rect);
  if (!mitk::VtkLayerController::GetInstance(m_RenderWindow)->IsRendererInserted(m_RectangleRenderer))
  {
    m_RectangleRenderer->EraseOff();
    m_RectangleRenderer->SetInteractive(0);

    mitk::VtkLayerController::GetInstance(m_RenderWindow)->InsertForegroundRenderer(m_RectangleRenderer, true);

    m_IsEnabled = true;
  }
}
bool mitk::RenderWindowFrame::IsEnabled()
{
  return m_IsEnabled;
}