QmitkSliderLevelWindowWidget.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 QMITKSLIDERLEVELWINDOWWIDGET_H
#define QMITKSLIDERLEVELWINDOWWIDGET_H

#include <MitkQtWidgetsExports.h>

#include <QWidget>
#include <mitkLevelWindowManager.h>

class QmitkLevelWindowWidgetContextMenu;

class MITKQTWIDGETS_EXPORT QmitkSliderLevelWindowWidget : public QWidget
{
  Q_OBJECT

public:
  QmitkSliderLevelWindowWidget(QWidget *parent = nullptr, Qt::WindowFlags f = nullptr);

  ~QmitkSliderLevelWindowWidget() override;

  void SetLevelWindowManager(mitk::LevelWindowManager *levelWindowManager);

  void SetDataStorage(mitk::DataStorage *ds);

  mitk::LevelWindowManager *GetManager();

  mitk::LevelWindow m_LevelWindow;

  mitk::LevelWindowManager::Pointer m_Manager;

private:
  void contextMenuEvent(QContextMenuEvent *) override;

  void OnPropertyModified(const itk::EventObject &e);

protected:
  virtual void Update();

  QRect m_Rect;

  QPoint m_StartPos;

  bool m_Resize;
  bool m_Bottom;
  bool m_MouseDown;
  bool m_Leftbutton;
  bool m_CtrlPressed;
  int m_MoveHeight;
  bool m_ScaleVisible;
  QRect m_LowerBound;
  QRect m_UpperBound;
  unsigned long m_ObserverTag;
  bool m_IsObserverTagSet;

  QFont m_Font;

  QmitkLevelWindowWidgetContextMenu *m_Contextmenu;

  void paintEvent(QPaintEvent *e) override;

  void mouseMoveEvent(QMouseEvent *mouseEvent) override;

  void enterEvent(QEvent *event) override;

  void mousePressEvent(QMouseEvent *mouseEvent) override;

  void mouseReleaseEvent(QMouseEvent *mouseEvent) override;

  void resizeEvent(QResizeEvent *event) override;

protected Q_SLOTS:

  void HideScale();

  void ShowScale();
};

#endif // QMITKSLIDERLEVELWINDOWWIDGET_H