vtkSMTooltipSelectionPipeline.h

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/*=========================================================================

 Program:   Visualization Toolkit
 Module:    vtkSMTooltipSelectionPipeline.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.

 =========================================================================*/
#ifndef vtkSMTooltipSelectionPipeline_h
#define vtkSMTooltipSelectionPipeline_h

#include "vtkRemotingMiscModule.h" //needed for exports
#include "vtkSMPreselectionPipeline.h"

#include <string> // STL Header

class vtkDataObject;
class vtkDataSet;

class VTKREMOTINGMISC_EXPORT vtkSMTooltipSelectionPipeline : public vtkSMPreselectionPipeline
{
public:
  static vtkSMTooltipSelectionPipeline* New();
  vtkTypeMacro(vtkSMTooltipSelectionPipeline, vtkSMPreselectionPipeline);
  void PrintSelf(ostream& os, vtkIndent indent) override;
  static vtkSMTooltipSelectionPipeline* GetInstance();


  void Hide(vtkSMRenderViewProxy* view) override;
  void Show(vtkSMSourceProxy* sourceRepresentation, vtkSMSourceProxy* selection,
    vtkSMRenderViewProxy* view) override;

  bool CanDisplayTooltip(bool& showTooltip);

  bool GetTooltipInfo(int association, double tooltipPos[2], std::string& tooltipText);

protected:
  vtkSMTooltipSelectionPipeline();
  ~vtkSMTooltipSelectionPipeline() override;

  void ClearCache() override;

  vtkDataObject* ConnectPVMoveSelectionToClient(
    vtkSMSourceProxy* source, unsigned int sourceOutputPort);

  bool GetCurrentSelectionId(vtkSMRenderViewProxy* view, vtkIdType& selId);

  vtkDataSet* FindDataSet(
    vtkDataObject* dataObject, bool& compositeFound, std::string& compositeName);

  vtkSMSourceProxy* MoveSelectionToClient;
  vtkIdType PreviousSelectionId;
  bool SelectionFound;
  bool TooltipEnabled;

private:
  vtkSMTooltipSelectionPipeline(const vtkSMTooltipSelectionPipeline&) = delete;
  void operator=(const vtkSMTooltipSelectionPipeline&) = delete;
};

#endif