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/*=========================================================================
Program: ParaView
Module: vtk3DWidgetRepresentation.h
Copyright (c) Kitware, Inc.
All rights reserved.
See Copyright.txt or http://www.paraview.org/HTML/Copyright.html 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.
=========================================================================*/
/**
* @class vtk3DWidgetRepresentation
*
* vtk3DWidgetRepresentation is a vtkDataRepresentation subclass for 3D widgets
* and their representations. It makes it possible to add 3D widgets to
* vtkPVRenderView.
*/
#ifndef vtk3DWidgetRepresentation_h
#define vtk3DWidgetRepresentation_h
#include "vtkDataRepresentation.h"
#include "vtkPVClientServerCoreRenderingModule.h" //needed for exports
#include "vtkWeakPointer.h" // needed for vtkWeakPointer.
class vtkAbstractWidget;
class vtkPVRenderView;
class vtkWidgetRepresentation;
class VTKPVCLIENTSERVERCORERENDERING_EXPORT vtk3DWidgetRepresentation : public vtkDataRepresentation
{
public:
static vtk3DWidgetRepresentation* New();
vtkTypeMacro(vtk3DWidgetRepresentation, vtkDataRepresentation);
void PrintSelf(ostream& os, vtkIndent indent) VTK_OVERRIDE;
//@{
/**
* Get/Set the widget.
*/
void SetWidget(vtkAbstractWidget*);
vtkGetObjectMacro(Widget, vtkAbstractWidget);
//@}
//@{
/**
* Get/Set the representation.
*/
void SetRepresentation(vtkWidgetRepresentation*);
vtkGetObjectMacro(Representation, vtkWidgetRepresentation);
//@}
//@{
/**
* Set to true to add the vtkWidgetRepresentation to the non-composited
* renderer. false by default.
*/
vtkSetMacro(UseNonCompositedRenderer, bool);
vtkGetMacro(UseNonCompositedRenderer, bool);
vtkBooleanMacro(UseNonCompositedRenderer, bool);
//@}
//@{
/**
* Get/Set whether the widget is enabled.
*/
void SetEnabled(bool);
vtkGetMacro(Enabled, bool);
vtkBooleanMacro(Enabled, bool);
//@}
protected:
vtk3DWidgetRepresentation();
~vtk3DWidgetRepresentation();
/**
* Adds the representation to the view. This is called from
* vtkView::AddRepresentation(). Subclasses should override this method.
* Returns true if the addition succeeds.
*/
virtual bool AddToView(vtkView* view) VTK_OVERRIDE;
/**
* Removes the representation to the view. This is called from
* vtkView::RemoveRepresentation(). Subclasses should override this method.
* Returns true if the removal succeeds.
*/
virtual bool RemoveFromView(vtkView* view) VTK_OVERRIDE;
/**
* Updates 'Enabled' on this->Widget.
*/
void UpdateEnabled();
/**
* Callback whenever the representation is modified. We call UpdateEnabled()
* to ensure that the widget is not left enabled when the representation is
* hidden.
*/
void OnRepresentationModified();
/**
* Callback whenever the view is modified. If the view's interactor has
* changed, we will pass that to the vtkAbstractWidget instance and then call
* UpdateEnabled().
*/
void OnViewModified();
bool Enabled;
bool UseNonCompositedRenderer;
vtkAbstractWidget* Widget;
vtkWidgetRepresentation* Representation;
vtkWeakPointer<vtkPVRenderView> View;
private:
vtk3DWidgetRepresentation(const vtk3DWidgetRepresentation&) VTK_DELETE_FUNCTION;
void operator=(const vtk3DWidgetRepresentation&) VTK_DELETE_FUNCTION;
unsigned long RepresentationObserverTag;
unsigned long ViewObserverTag;
};
#endif
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