dox/Interaction/Widgets/vtkParallelopipedWidget.h

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

  Program:   Visualization Toolkit
  Module:    vtkParallelopipedWidget.h

  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 __vtkParallelopipedWidget_h
#define __vtkParallelopipedWidget_h

#include "vtkInteractionWidgetsModule.h" // For export macro
#include "vtkAbstractWidget.h"

class vtkParallelopipedRepresentation;
class vtkHandleWidget;
class vtkWidgetSet;

class VTKINTERACTIONWIDGETS_EXPORT vtkParallelopipedWidget : public vtkAbstractWidget
{
  //BTX
  friend class vtkWidgetSet;
  //ETX
public:
  static vtkParallelopipedWidget *New();

  vtkTypeMacro(vtkParallelopipedWidget,vtkAbstractWidget);
  void PrintSelf(ostream& os, vtkIndent indent);

  virtual void SetEnabled(int);


  void SetRepresentation(vtkParallelopipedRepresentation *r)
    {
    this->Superclass::SetWidgetRepresentation(
        reinterpret_cast<vtkWidgetRepresentation*>(r));
    }


  vtkParallelopipedRepresentation *GetParallelopipedRepresentation()
    {return reinterpret_cast<vtkParallelopipedRepresentation*>(this->WidgetRep);}


  vtkSetMacro(EnableChairCreation,int);
  vtkGetMacro(EnableChairCreation,int);
  vtkBooleanMacro(EnableChairCreation,int);

  void CreateDefaultRepresentation();

  virtual void SetProcessEvents(int);

protected:
  vtkParallelopipedWidget();
  ~vtkParallelopipedWidget();

  static void RequestResizeCallback             (vtkAbstractWidget* );
  static void RequestResizeAlongAnAxisCallback  (vtkAbstractWidget* );
  static void RequestChairModeCallback          (vtkAbstractWidget* );
  static void TranslateCallback                 (vtkAbstractWidget* );
  static void OnMouseMoveCallback               (vtkAbstractWidget* );
  static void OnLeftButtonUpCallback            (vtkAbstractWidget* );

  // Control whether chairs can be created
  int EnableChairCreation;

  void BeginTranslateAction ( vtkParallelopipedWidget *dispatcher);
  void TranslateAction ( vtkParallelopipedWidget *dispatcher);

  // helper methods for cursor management
  void SetCursor(int state);

  // To break reference count loops
  virtual void ReportReferences(vtkGarbageCollector* collector);

  // The positioning handle widgets
  vtkHandleWidget **HandleWidgets;

  //BTX

  enum WidgetEventIds
    {
    RequestResizeEvent = 10000,
    RequestResizeAlongAnAxisEvent,
    RequestChairModeEvent
    };
  //ETX

  vtkWidgetSet* WidgetSet;

private:
  vtkParallelopipedWidget(const vtkParallelopipedWidget&);  //Not implemented
  void operator=(const vtkParallelopipedWidget&);  //Not implemented
};

#endif