vtkMRMLTransformableNode.h

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/*=auto=========================================================================
 
  Portions (c) Copyright 2005 Brigham and Women's Hospital (BWH) All Rights Reserved.
 
  See COPYRIGHT.txt
  or http://www.slicer.org/copyright/copyright.txt for details.
 
  Program:   3D Slicer
  Module:    $RCSfile: vtkMRMLTransformableNode.h,v $
  Date:      $Date: 2006/03/19 17:12:29 $
  Version:   $Revision: 1.13 $
 
=========================================================================auto=*/
 
#ifndef __vtkMRMLTransformableNode_h
#define __vtkMRMLTransformableNode_h
 
// MRML includes
#include "vtkMRMLStorableNode.h"
#include "vtkVector.h"
class vtkMRMLTransformNode;
 
// VTK includes
class vtkAbstractTransform;
class vtkImplicitFunction;
class vtkMatrix4x4;

class VTK_MRML_EXPORT vtkMRMLTransformableNode : public vtkMRMLStorableNode
{
public:
  vtkTypeMacro(vtkMRMLTransformableNode, vtkMRMLStorableNode);
  void PrintSelf(ostream& os, vtkIndent indent) override;
 
  vtkMRMLNode* CreateNodeInstance() override = 0;

  void ReadXMLAttributes(const char** atts) override;

  void WriteXML(ostream& of, int indent) override;

  const char* GetNodeTagName() override = 0;

  bool SetAndObserveTransformNodeID(const char* transformNodeID);

  vtkMRMLTransformNode* GetParentTransformNode();

  void ProcessMRMLEvents(vtkObject* /*caller*/, unsigned long /*event*/, void* /*callData*/) override;

  enum
  {
    TransformModifiedEvent = 15000
  };

  virtual bool CanApplyNonLinearTransforms() const;

  virtual void ApplyTransformMatrix(vtkMatrix4x4* transformMatrix);

  virtual void ApplyTransform(vtkAbstractTransform* transform);

  virtual void TransformPointToWorld(const double inLocal[3], double outWorld[3]);

  virtual void TransformPointToWorld(const vtkVector3d& inLocal, vtkVector3d& outWorld);

  virtual void TransformPointFromWorld(const double inWorld[3], double outLocal[3]);

  virtual void TransformPointFromWorld(const vtkVector3d& inWorld, vtkVector3d& outLocal);

  const char* GetTransformNodeID();

  bool HardenTransform();

  virtual vtkImplicitFunction* GetImplicitFunctionWorld() { return nullptr; };
 
protected:
  vtkMRMLTransformableNode();
  ~vtkMRMLTransformableNode() override;
  vtkMRMLTransformableNode(const vtkMRMLTransformableNode&);
  void operator=(const vtkMRMLTransformableNode&);
 
  static const char* TransformNodeReferenceRole;
  static const char* TransformNodeReferenceMRMLAttributeName;
 
  virtual const char* GetTransformNodeReferenceRole();
  virtual const char* GetTransformNodeReferenceMRMLAttributeName();

  void OnNodeReferenceAdded(vtkMRMLNodeReference* reference) override;

  void OnNodeReferenceModified(vtkMRMLNodeReference* reference) override;

  void OnNodeReferenceRemoved(vtkMRMLNodeReference* reference) override;

  virtual void OnTransformNodeReferenceChanged(vtkMRMLTransformNode* transformNode);
 
private:
  char* TransformNodeIDInternal;
  vtkSetStringMacro(TransformNodeIDInternal);
  vtkGetStringMacro(TransformNodeIDInternal);
};
 
#endif