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99 lines
3.1 KiB
C++
99 lines
3.1 KiB
C++
/*=========================================================================
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Program: Visualization Toolkit
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Module: vtkImageSliceCollection.h
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Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
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All rights reserved.
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See Copyright.txt or http://www.kitware.com/Copyright.htm for details.
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This software is distributed WITHOUT ANY WARRANTY; without even
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the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
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PURPOSE. See the above copyright notice for more information.
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=========================================================================*/
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/**
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* @class vtkImageSliceCollection
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* @brief a sorted list of image slice objects
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*
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* vtkImageSliceCollection is a vtkPropCollection that maintains
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* a list of vtkImageSlice objects that are sorted by LayerNumber.
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* This allows the images to be rendered in the correct order.
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* @sa
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* vtkImageSlice vtkImageAssembly
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*/
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#ifndef vtkImageSliceCollection_h
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#define vtkImageSliceCollection_h
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#include "vtkImageSlice.h" // to allow inline static-cast
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#include "vtkPropCollection.h"
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#include "vtkRenderingImageModule.h" // For export macro
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class VTKRENDERINGIMAGE_EXPORT vtkImageSliceCollection : public vtkPropCollection
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{
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public:
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static vtkImageSliceCollection* New();
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vtkTypeMacro(vtkImageSliceCollection, vtkPropCollection);
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/**
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* Sorts the vtkImageSliceCollection by layer number. Smaller layer
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* numbers are first. Layer numbers can be any integer value. Items
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* with the same layer number will be kept in the same relative order
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* as before the sort.
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*/
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void Sort();
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/**
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* Add an image to the list. The new image is inserted in the list
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* according to its layer number.
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*/
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void AddItem(vtkImageSlice* a);
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/**
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* Standard Collection methods. You must call InitTraversal
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* before calling GetNextImage. If possible, you should use the
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* GetNextImage method that takes a collection iterator instead.
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*/
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vtkImageSlice* GetNextImage();
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/**
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* Reentrant safe way to get an object in a collection.
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*/
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vtkImageSlice* GetNextImage(vtkCollectionSimpleIterator& cookie);
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/**
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* Access routine provided for compatibility with previous
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* versions of VTK. Please use the GetNextImage() variant
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* where possible.
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*/
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vtkImageSlice* GetNextItem() { return this->GetNextImage(); }
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protected:
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vtkImageSliceCollection() {}
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~vtkImageSliceCollection() override;
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void DeleteElement(vtkCollectionElement*) override;
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private:
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// hide the standard AddItem from the user and the compiler.
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void AddItem(vtkObject* o) { this->vtkCollection::AddItem(o); }
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void AddItem(vtkProp* o) { this->vtkPropCollection::AddItem(o); }
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private:
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vtkImageSliceCollection(const vtkImageSliceCollection&) = delete;
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void operator=(const vtkImageSliceCollection&) = delete;
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};
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inline vtkImageSlice* vtkImageSliceCollection::GetNextImage()
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{
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return static_cast<vtkImageSlice*>(this->GetNextItemAsObject());
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}
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inline vtkImageSlice* vtkImageSliceCollection::GetNextImage(vtkCollectionSimpleIterator& cookie)
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{
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return static_cast<vtkImageSlice*>(this->GetNextItemAsObject(cookie));
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}
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#endif
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