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/*=========================================================================
Program: ParaView
Module: vtkSMInteractionUndoStackBuilder.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 vtkSMInteractionUndoStackBuilder
* @brief builder server manager undo
* sets for render view interactions and pushes them on the undo stack.
*
* vtkSMInteractionUndoStackBuilder specializes in interaction.
* This class can create undo elements for only one render view
* at a time.
*/
#ifndef vtkSMInteractionUndoStackBuilder_h
#define vtkSMInteractionUndoStackBuilder_h
#include "vtkPVServerManagerDefaultModule.h" //needed for exports
#include "vtkSMObject.h"
class vtkSMInteractionUndoStackBuilderObserver;
class vtkSMRenderViewProxy;
class vtkSMUndoStack;
class vtkUndoSet;
class VTKPVSERVERMANAGERDEFAULT_EXPORT vtkSMInteractionUndoStackBuilder : public vtkSMObject
{
public:
static vtkSMInteractionUndoStackBuilder* New();
vtkTypeMacro(vtkSMInteractionUndoStackBuilder, vtkSMObject);
void PrintSelf(ostream& os, vtkIndent indent) VTK_OVERRIDE;
//@{
/**
* Get/Set the render view proxy for which we are monitoring the
* interactions.
*/
void SetRenderView(vtkSMRenderViewProxy*);
vtkGetObjectMacro(RenderView, vtkSMRenderViewProxy);
//@}
//@{
/**
* Get/Set the undo stack that this builder will build.
*/
vtkGetObjectMacro(UndoStack, vtkSMUndoStack);
virtual void SetUndoStack(vtkSMUndoStack*);
//@}
/**
* Clear the undo set currently being recorded.
*/
void Clear();
/**
* Called to record the state at the beginning of an interaction.
* Usually, this method isn't called directly, since the builder
* listens to interaction events on the interactor and calls it
* automatically. May be used when changing the camera
* programatically.
*/
void StartInteraction();
/**
* Called to record the state at the end of an interaction and push
* it on the stack.
* Usually, this method isn't called directly, since the builder
* listens to interaction events on the interactor and calls it
* automatically. May be used when changing the camera
* programatically.
*/
void EndInteraction();
protected:
vtkSMInteractionUndoStackBuilder();
~vtkSMInteractionUndoStackBuilder();
vtkSMRenderViewProxy* RenderView;
vtkSMUndoStack* UndoStack;
vtkUndoSet* UndoSet;
/**
* Event handler.
*/
void ExecuteEvent(vtkObject* caller, unsigned long event, void* data);
void PropertyModified(const char* pname);
friend class vtkSMInteractionUndoStackBuilderObserver;
private:
vtkSMInteractionUndoStackBuilder(const vtkSMInteractionUndoStackBuilder&) VTK_DELETE_FUNCTION;
void operator=(const vtkSMInteractionUndoStackBuilder&) VTK_DELETE_FUNCTION;
vtkSMInteractionUndoStackBuilderObserver* Observer;
};
#endif
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