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/*=========================================================================
Program: Visualization Toolkit
Module: vtkVRMenuWidget.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.
=========================================================================*/
/**
* @class vtkVRMenuWidget
* @brief 3D widget to display a menu in VR
*
* @sa
* vtkVRMenuRepresentation
*/
#ifndef vtkVRMenuWidget_h
#define vtkVRMenuWidget_h
#include "vtkAbstractWidget.h"
#include "vtkDeprecation.h" // For VTK_DEPRECATED_IN_9_2_0
#include "vtkRenderingVRModule.h" // For export macro
#include <deque> // for ivar
VTK_ABI_NAMESPACE_BEGIN
class vtkEventData;
class vtkVRMenuRepresentation;
class VTKRENDERINGVR_EXPORT vtkVRMenuWidget : public vtkAbstractWidget
{
public:
/**
* Instantiate the object.
*/
static vtkVRMenuWidget* New();
///@{
/**
* Standard vtkObject methods
*/
vtkTypeMacro(vtkVRMenuWidget, vtkAbstractWidget);
void PrintSelf(ostream& os, vtkIndent indent) override;
///@}
/**
* Specify an instance of vtkWidgetRepresentation used to represent this
* widget in the scene. Note that the representation is a subclass of vtkProp
* so it can be added to the renderer independent of the widget.
*/
void SetRepresentation(vtkVRMenuRepresentation* rep);
/**
* Create the default widget representation if one is not set.
*/
void CreateDefaultRepresentation() override;
///@{
/**
* Get the widget state.
*/
vtkGetMacro(WidgetState, int);
///@}
// Manage the state of the widget
enum WidgetStateType
{
Start = 0,
Active
};
#if !defined(VTK_LEGACY_REMOVE)
VTK_DEPRECATED_IN_9_2_0("because leading underscore is reserved")
typedef WidgetStateType _WidgetState;
#endif
///@{
/**
* Methods to add/remove items to the menu, called by the menu widget
*/
void PushFrontMenuItem(const char* name, const char* text, vtkCommand* cmd);
void RenameMenuItem(const char* name, const char* text);
void RemoveMenuItem(const char* name);
void RemoveAllMenuItems();
///@}
void Show(vtkEventData* ed);
void ShowSubMenu(vtkVRMenuWidget*);
protected:
vtkVRMenuWidget();
~vtkVRMenuWidget() override;
int WidgetState;
class InternalElement;
std::deque<InternalElement*> Menus;
// These are the callbacks for this widget
static void StartMenuAction(vtkAbstractWidget*);
static void SelectMenuAction(vtkAbstractWidget*);
static void MoveAction(vtkAbstractWidget*);
vtkCallbackCommand* EventCommand;
static void EventCallback(
vtkObject* object, unsigned long event, void* clientdata, void* calldata);
/**
* Update callback to check for the hovered prop
*/
static void Update(vtkAbstractWidget*);
private:
vtkVRMenuWidget(const vtkVRMenuWidget&) = delete;
void operator=(const vtkVRMenuWidget&) = delete;
};
VTK_ABI_NAMESPACE_END
#endif
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