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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.
=========================================================================*/
// .NAME vtkSMInteractionUndoStackBuilder - builder server manager undo
// sets for render view interactions and pushes them on the undo stack.
// .SECTION Description
// 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);
// Description:
// Get/Set the render view proxy for which we are monitoring the
// interactions.
void SetRenderView(vtkSMRenderViewProxy*);
vtkGetObjectMacro(RenderView, vtkSMRenderViewProxy);
// Description:
// Get/Set the undo stack that this builder will build.
vtkGetObjectMacro(UndoStack, vtkSMUndoStack);
virtual void SetUndoStack(vtkSMUndoStack*);
// Description:
// Clear the undo set currently being recorded.
void Clear();
// Description:
// 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();
// Description:
// 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;
// Description:
// Event handler.
void ExecuteEvent(vtkObject* caller, unsigned long event, void* data);
void PropertyModified(const char* pname);
friend class vtkSMInteractionUndoStackBuilderObserver;
private:
vtkSMInteractionUndoStackBuilder(const vtkSMInteractionUndoStackBuilder&); // Not implemented.
void operator=(const vtkSMInteractionUndoStackBuilder&); // Not implemented.
vtkSMInteractionUndoStackBuilderObserver* Observer;
};
#endif
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