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vtkActor2DCollection.h

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00001 /*=========================================================================
00002 
00003   Program:   Visualization Toolkit
00004   Module:    $RCSfile: vtkActor2DCollection.h,v $
00005 
00006   Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
00007   All rights reserved.
00008   See Copyright.txt or http://www.kitware.com/Copyright.htm for details.
00009 
00010      This software is distributed WITHOUT ANY WARRANTY; without even
00011      the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
00012      PURPOSE.  See the above copyright notice for more information.
00013 
00014 =========================================================================*/
00037 #ifndef __vtkActor2DCollection_h
00038 #define __vtkActor2DCollection_h
00039 
00040 #include "vtkPropCollection.h"
00041 
00042 #include "vtkActor2D.h" // Needed for inline methods
00043 
00044 class vtkViewport;
00045 
00046 class VTK_FILTERING_EXPORT vtkActor2DCollection : public vtkPropCollection
00047 {
00048  public:
00051   static vtkActor2DCollection *New();
00052 
00053   vtkTypeRevisionMacro(vtkActor2DCollection,vtkPropCollection);
00054 
00057   void Sort();
00058   
00061   void AddItem(vtkActor2D *a);
00062 
00064 
00065   int IsItemPresent(vtkActor2D *a);
00066   vtkActor2D *GetNextActor2D();
00067   vtkActor2D *GetLastActor2D();
00069 
00071 
00074  vtkActor2D *GetNextItem();
00075  vtkActor2D *GetLastItem();
00077 
00078     
00080   void RenderOverlay(vtkViewport* viewport);
00081 
00082   //BTX
00084 
00086   vtkActor2D *GetNextActor2D(vtkCollectionSimpleIterator &cookie) {
00087     return static_cast<vtkActor2D *>(this->GetNextItemAsObject(cookie));};
00088   //ETX
00090 
00091 protected:
00092   vtkActor2DCollection() {};
00093   ~vtkActor2DCollection();
00094 
00095   virtual void DeleteElement(vtkCollectionElement *); 
00096 
00097 private:
00098   // hide the standard AddItem from the user and the compiler.
00099   void AddItem(vtkObject *o) { this->vtkCollection::AddItem(o); };
00100   void AddItem(vtkProp *o) { this->vtkPropCollection::AddItem(o); };
00101   int IsItemPresent(vtkObject *o) { return this->vtkCollection::IsItemPresent(o); };
00102 
00103 private:
00104   vtkActor2DCollection(const vtkActor2DCollection&);  // Not implemented.
00105   void operator=(const vtkActor2DCollection&);  // Not implemented.
00106 };
00107 
00108 inline int vtkActor2DCollection::IsItemPresent(vtkActor2D *a) 
00109 {
00110   return this->vtkCollection::IsItemPresent((vtkObject *)a);
00111 }
00112 
00113 inline vtkActor2D *vtkActor2DCollection::GetNextActor2D() 
00114 { 
00115   return static_cast<vtkActor2D *>(this->GetNextItemAsObject());
00116 }
00117 
00118 inline vtkActor2D *vtkActor2DCollection::GetLastActor2D() 
00119 { 
00120   if ( this->Bottom == NULL )
00121     {
00122     return NULL;
00123     }
00124   else
00125     {
00126     return static_cast<vtkActor2D *>(this->Bottom->Item);
00127     }
00128 }
00129 
00130 inline vtkActor2D *vtkActor2DCollection::GetNextItem() 
00131 { 
00132   return this->GetNextActor2D();
00133 }
00134 
00135 inline vtkActor2D *vtkActor2DCollection::GetLastItem() 
00136 {
00137   return this->GetLastActor2D();
00138 }
00139 
00140 #endif
00141 
00142 
00143 
00144 
00145