QmitkRenderWindowWidget.h

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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.

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

#ifndef QMITKRENDERWINDOWWIDGET_H
#define QMITKRENDERWINDOWWIDGET_H

// qt widgets module
#include "MitkQtWidgetsExports.h"
#include "QmitkRenderWindow.h"

// mitk core
#include <mitkDataStorage.h>
#include <mitkPointSet.h>
#include <mitkRenderWindow.h>

// qt
#include <QFrame>
#include <QHBoxLayout>
#include <QMouseEvent>

class vtkCornerAnnotation;

class MITKQTWIDGETS_EXPORT QmitkRenderWindowWidget : public QFrame
{
  Q_OBJECT

public:

  QmitkRenderWindowWidget(
    QWidget* parent = nullptr,
    const QString& widgetName = "",
    mitk::DataStorage* dataStorage = nullptr);

  ~QmitkRenderWindowWidget() override;

  void SetDataStorage(mitk::DataStorage* dataStorage);

  const QString& GetWidgetName() const { return m_WidgetName; };
  QmitkRenderWindow* GetRenderWindow() const { return m_RenderWindow; };

  mitk::SliceNavigationController* GetSliceNavigationController() const;

  void RequestUpdate();
  void ForceImmediateUpdate();

  void SetGradientBackgroundColors(const mitk::Color& upper, const mitk::Color& lower);
  void ShowGradientBackground(bool enable);
  std::pair<mitk::Color, mitk::Color> GetGradientBackgroundColors() const { return m_GradientBackgroundColors; };
  bool IsGradientBackgroundOn() const;

  void SetDecorationColor(const mitk::Color& color);
  mitk::Color GetDecorationColor() const { return m_DecorationColor; };

  void ShowColoredRectangle(bool show);
  bool IsColoredRectangleVisible() const;

  void ShowCornerAnnotation(bool show);
  bool IsCornerAnnotationVisible() const;
  void SetCornerAnnotationText(const std::string& cornerAnnotation);
  std::string GetCornerAnnotationText() const;

  bool IsRenderWindowMenuActivated() const;

  void ActivateCrosshair(bool activate);

Q_SIGNALS:

  void MouseEvent(QMouseEvent* e);

private:

  void InitializeGUI();
  void InitializeDecorations();

  void SetCrosshair(mitk::Point3D selectedPoint);

  QString m_WidgetName;
  QHBoxLayout* m_Layout;

  mitk::DataStorage* m_DataStorage;

  QmitkRenderWindow* m_RenderWindow;

  mitk::DataNode::Pointer m_PointSetNode;
  mitk::PointSet::Pointer m_PointSet;

  std::pair<mitk::Color, mitk::Color> m_GradientBackgroundColors;
  mitk::Color m_DecorationColor;
  vtkSmartPointer<vtkCornerAnnotation> m_CornerAnnotation;

};

#endif // QMITKRENDERWINDOWWIDGET_H