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/*=========================================================================
Program: Visualization Toolkit
Module: vtkSMPreselectionPipeline.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 vtkSMPreselectionPipeline
*
*
* Preselection enables the user to inspect cells/points without actually
* selecting them. The user moves the mouse cursor over a cell and
* see the cell highlighted.
* This is a global object that holds the pipeline for the interactive
* selection and the point tooltip mode.
*
* @sa
* vtkSMInteractiveSelectionPipeline vtkSMTooltipSelectionPipeline
*/
#ifndef vtkSMPreselectionPipeline_h
#define vtkSMPreselectionPipeline_h
#include "vtkObject.h"
#include "vtkPVServerManagerDefaultModule.h" //needed for exports
#include "vtkWeakPointer.h" // Weak Pointer
// Forward declarations
class vtkCallbackCommand;
class vtkSMProxy;
class vtkSMRenderViewProxy;
class vtkSMSourceProxy;
class VTKPVSERVERMANAGERDEFAULT_EXPORT vtkSMPreselectionPipeline : public vtkObject
{
public:
vtkTypeMacro(vtkSMPreselectionPipeline, vtkObject);
void PrintSelf(ostream& os, vtkIndent indent) VTK_OVERRIDE;
//@{
/**
* Get/Create the interactive selection representation
*/
virtual vtkSMProxy* GetSelectionRepresentation() const;
virtual vtkSMProxy* GetOrCreateSelectionRepresentation();
virtual vtkSMProxy* CreateSelectionRepresentation(vtkSMSourceProxy* extract);
//@}
/**
* Shows the interactive selection for 'selection' and 'sourceRepresentation'.
* If either sourceRepresentation or selection are null it hides the
* interactive selection.
*/
virtual void Show(vtkSMSourceProxy* sourceRepresentation, vtkSMSourceProxy* selection,
vtkSMRenderViewProxy* view);
/**
* Hides the interactive selection
*/
virtual void Hide(vtkSMRenderViewProxy* view);
/**
* Copies the labels for interactive selection from
* the selection labels in the representation parameter.
*/
void CopyLabels(vtkSMProxy* representation);
protected:
vtkSMPreselectionPipeline();
~vtkSMPreselectionPipeline();
static void OnColorModified(
vtkObject* source, unsigned long eid, void* clientdata, void* calldata);
static void ClearCache(vtkObject* source, unsigned long eid, void* clientdata, void* calldata);
virtual void ClearCache();
vtkSMSourceProxy* ConnectPVExtractSelection(
vtkSMSourceProxy* source, unsigned int sourceOutputPort, vtkSMSourceProxy* selection);
private:
vtkSMPreselectionPipeline(const vtkSMPreselectionPipeline&) VTK_DELETE_FUNCTION;
void operator=(const vtkSMPreselectionPipeline&) VTK_DELETE_FUNCTION;
protected:
vtkSMSourceProxy* ExtractInteractiveSelection;
vtkSMProxy* SelectionRepresentation;
vtkWeakPointer<vtkSMRenderViewProxy> PreviousView;
vtkWeakPointer<vtkSMSourceProxy> PreviousRepresentation;
vtkCallbackCommand* ColorObserver;
vtkCallbackCommand* ConnectionObserver;
};
#endif
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