vtkAssemblyPath.h

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

  Program:   Visualization Toolkit
  Module:    $RCSfile: vtkAssemblyPath.h,v $

  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 __vtkAssemblyPath_h
#define __vtkAssemblyPath_h

#include "vtkCollection.h"
#include "vtkAssemblyNode.h" // used for inlines

class vtkMatrix4x4;
class vtkTransform;
class vtkProp;

class VTK_COMMON_EXPORT vtkAssemblyPath : public vtkCollection
{
public:
  vtkTypeRevisionMacro(vtkAssemblyPath,vtkCollection);
  void PrintSelf(ostream& os, vtkIndent indent);

  static vtkAssemblyPath *New();

  void AddNode(vtkProp *p, vtkMatrix4x4 *m);

  vtkAssemblyNode *GetNextNode();

  vtkAssemblyNode *GetFirstNode();
  
  vtkAssemblyNode *GetLastNode();
  
  void DeleteLastNode();
  
  void ShallowCopy(vtkAssemblyPath *path);
  
  virtual unsigned long GetMTime();

  //BTX

  vtkAssemblyNode *GetNextNode(vtkCollectionSimpleIterator &cookie) {
    return static_cast<vtkAssemblyNode *>(this->GetNextItemAsObject(cookie));};
  //ETX

protected:
  vtkAssemblyPath();
  ~vtkAssemblyPath();
  
  void AddNode(vtkAssemblyNode *n); //Internal method adds assembly node
  vtkTransform *Transform; //Used to perform matrix concatentation
  vtkProp *TransformedProp; //A transformed prop used to do the rendering

private:
  // hide the standard AddItem from the user and the compiler.
  void AddItem(vtkObject *o) { this->vtkCollection::AddItem(o); };

private:
  vtkAssemblyPath(const vtkAssemblyPath&);  // Not implemented.
  void operator=(const vtkAssemblyPath&);  // Not implemented.
};

#endif

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