vtkGraphLayout.h

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// SPDX-FileCopyrightText: Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
// SPDX-FileCopyrightText: Copyright 2008 Sandia Corporation
// SPDX-License-Identifier: LicenseRef-BSD-3-Clause-Sandia-USGov
#ifndef vtkGraphLayout_h
#define vtkGraphLayout_h
 
#include "vtkGraphAlgorithm.h"
#include "vtkInfovisLayoutModule.h" // For export macro
 
VTK_ABI_NAMESPACE_BEGIN
class vtkAbstractTransform;
class vtkEventForwarderCommand;
class vtkGraphLayoutStrategy;
 
class VTKINFOVISLAYOUT_EXPORT vtkGraphLayout : public vtkGraphAlgorithm
{
public:
  static vtkGraphLayout* New();
  vtkTypeMacro(vtkGraphLayout, vtkGraphAlgorithm);
  void PrintSelf(ostream& os, vtkIndent indent) override;
 
 
  void SetLayoutStrategy(vtkGraphLayoutStrategy* strategy);
  vtkGetObjectMacro(LayoutStrategy, vtkGraphLayoutStrategy);
 
  virtual int IsLayoutComplete();
 
  vtkMTimeType GetMTime() override;
 
 
  vtkGetMacro(ZRange, double);
  vtkSetMacro(ZRange, double);
 
 
  vtkGetObjectMacro(Transform, vtkAbstractTransform);
  virtual void SetTransform(vtkAbstractTransform* t);
 
 
  vtkSetMacro(UseTransform, bool);
  vtkGetMacro(UseTransform, bool);
  vtkBooleanMacro(UseTransform, bool);
 
protected:
  vtkGraphLayout();
  ~vtkGraphLayout() override;
 
  vtkGraphLayoutStrategy* LayoutStrategy;
 
  vtkEventForwarderCommand* EventForwarder;
 
  int RequestData(vtkInformation*, vtkInformationVector**, vtkInformationVector*) override;
 
private:
  vtkGraph* LastInput;
  vtkGraph* InternalGraph;
  vtkMTimeType LastInputMTime;
  bool StrategyChanged;
  double ZRange;
  vtkAbstractTransform* Transform;
  bool UseTransform;
 
  vtkGraphLayout(const vtkGraphLayout&) = delete;
  void operator=(const vtkGraphLayout&) = delete;
};
 
VTK_ABI_NAMESPACE_END
#endif