vtkBorderWidget.h

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/*=========================================================================
 
  Program:   Visualization Toolkit
  Module:    vtkBorderWidget.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 vtkBorderWidget_h
#define vtkBorderWidget_h
 
#include "vtkInteractionWidgetsModule.h" // For export macro
#include "vtkAbstractWidget.h"
 
class vtkBorderRepresentation;
 
 
class VTKINTERACTIONWIDGETS_EXPORT vtkBorderWidget : public vtkAbstractWidget
{
public:
  static vtkBorderWidget *New();
 
 
  vtkTypeMacro(vtkBorderWidget,vtkAbstractWidget);
  void PrintSelf(ostream& os, vtkIndent indent);
 
 
  vtkSetMacro(Selectable,int);
  vtkGetMacro(Selectable,int);
  vtkBooleanMacro(Selectable,int);
 
 
 
  vtkSetMacro(Resizable,int);
  vtkGetMacro(Resizable,int);
  vtkBooleanMacro(Resizable,int);
 
 
 
  void SetRepresentation(vtkBorderRepresentation *r)
    {this->Superclass::SetWidgetRepresentation(reinterpret_cast<vtkWidgetRepresentation*>(r));}
 
 
  vtkBorderRepresentation *GetBorderRepresentation()
    {return reinterpret_cast<vtkBorderRepresentation*>(this->WidgetRep);}
 
  virtual void CreateDefaultRepresentation();
 
protected:
  vtkBorderWidget();
  ~vtkBorderWidget();
 
  virtual void SelectRegion(double eventPos[2]);
 
  //enable the selection of the region interior to the widget
  int Selectable;
  int Resizable;
 
  //processes the registered events
  static void SelectAction(vtkAbstractWidget*);
  static void TranslateAction(vtkAbstractWidget*);
  static void EndSelectAction(vtkAbstractWidget*);
  static void MoveAction(vtkAbstractWidget*);
 
  // Special internal methods to support subclasses handling events.
  // If a non-zero value is returned, the subclass is handling the event.
  virtual int SubclassSelectAction() {return 0;}
  virtual int SubclassTranslateAction() {return 0;}
  virtual int SubclassEndSelectAction() {return 0;}
  virtual int SubclassMoveAction() {return 0;}
 
  // helper methods for cursoe management
  virtual void SetCursor(int State);
 
//BTX
  //widget state
  int WidgetState;
  enum _WidgetState{Start=0,Define,Manipulate,Selected};
//ETX
 
private:
  vtkBorderWidget(const vtkBorderWidget&);  //Not implemented
  void operator=(const vtkBorderWidget&);  //Not implemented
};
 
#endif