vtkQWidgetWidget.h

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/*=========================================================================
 
  Program:   Visualization Toolkit
 
  Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
  All rights reserved.
  See Copyright.txt or http://www.kitware.com/Copyright.htm for details.
 
     This software is distributed WITHOUT ANY WARRANTY; without even
     the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
     PURPOSE.  See the above copyright notice for more information.
 
=========================================================================*/
#ifndef vtkQWidgetWidget_h
#define vtkQWidgetWidget_h
 
#include "vtkAbstractWidget.h"
#include "vtkGUISupportQtModule.h" // For export macro
#include <QPointF>                 // for ivar
 
class QWidget;
class vtkQWidgetRepresentation;
 
class VTKGUISUPPORTQT_EXPORT vtkQWidgetWidget : public vtkAbstractWidget
{
  friend class vtkInteractionCallback;
 
public:
  static vtkQWidgetWidget* New();
 
 
  vtkTypeMacro(vtkQWidgetWidget, vtkAbstractWidget);
  void PrintSelf(ostream& os, vtkIndent indent) override;
 
  void SetRepresentation(vtkQWidgetRepresentation* rep);
 
  // Description:
  // Disable/Enable the widget if needed.
  // Unobserved the camera if the widget is disabled.
  void SetEnabled(int enabling) override;
 
  vtkQWidgetRepresentation* GetQWidgetRepresentation();
 
  void CreateDefaultRepresentation() override;
 
  void SetWidget(QWidget* w);
  QWidget* GetWidget() { return this->Widget; }
 
protected:
  vtkQWidgetWidget();
  ~vtkQWidgetWidget() override;
 
  // Manage the state of the widget
  int WidgetState;
  enum _WidgetState
  {
    Start = 0,
    Active
  };
 
  QWidget* Widget;
  QPointF LastWidgetCoordinates;
  QPointF SteadyWidgetCoordinates;
  double SelectStartTime;
 
  // These methods handle events
  static void SelectAction3D(vtkAbstractWidget*);
  static void EndSelectAction3D(vtkAbstractWidget*);
  static void MoveAction3D(vtkAbstractWidget*);
 
private:
  vtkQWidgetWidget(const vtkQWidgetWidget&) = delete;
  void operator=(const vtkQWidgetWidget&) = delete;
};
 
#endif