VTK  9.3.0
vtkActorCollection.h
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1 // SPDX-FileCopyrightText: Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
2 // SPDX-License-Identifier: BSD-3-Clause
27 #ifndef vtkActorCollection_h
28 #define vtkActorCollection_h
29 
30 #include "vtkActor.h" // For inline methods
31 #include "vtkPropCollection.h"
32 #include "vtkRenderingCoreModule.h" // For export macro
33 
34 VTK_ABI_NAMESPACE_BEGIN
35 class vtkProperty;
36 
37 class VTKRENDERINGCORE_EXPORT vtkActorCollection : public vtkPropCollection
38 {
39 public:
42  void PrintSelf(ostream& os, vtkIndent indent) override;
43 
47  void AddItem(vtkActor* a);
48 
52  vtkActor* GetNextActor();
53 
57  vtkActor* GetLastActor();
58 
60 
65  vtkActor* GetNextItem();
66  vtkActor* GetLastItem();
68 
73 
79  {
80  return static_cast<vtkActor*>(this->GetNextItemAsObject(cookie));
81  }
82 
83 protected:
84  vtkActorCollection() = default;
85  ~vtkActorCollection() override = default;
86 
87 private:
88  // hide the standard AddItem from the user and the compiler.
89  void AddItem(vtkObject* o) { this->vtkCollection::AddItem(o); }
90  void AddItem(vtkProp* o) { this->vtkPropCollection::AddItem(o); }
91 
92  vtkActorCollection(const vtkActorCollection&) = delete;
93  void operator=(const vtkActorCollection&) = delete;
94 };
95 
97 {
98  this->vtkCollection::AddItem(a);
99 }
100 
102 {
103  return static_cast<vtkActor*>(this->GetNextItemAsObject());
104 }
105 
107 {
108  if (this->Bottom == nullptr)
109  {
110  return nullptr;
111  }
112  else
113  {
114  return static_cast<vtkActor*>(this->Bottom->Item);
115  }
116 }
117 
119 {
120  return this->GetNextActor();
121 }
122 
124 {
125  return this->GetLastActor();
126 }
127 
128 VTK_ABI_NAMESPACE_END
129 #endif
an ordered list of actors
void AddItem(vtkActor *a)
Add an actor to the bottom of the list.
vtkActor * GetNextItem()
Access routines that are provided for compatibility with previous version of VTK.
static vtkActorCollection * New()
vtkActor * GetNextActor(vtkCollectionSimpleIterator &cookie)
Reentrant safe way to get an object in a collection.
vtkActorCollection()=default
void PrintSelf(ostream &os, vtkIndent indent) override
Methods invoked by print to print information about the object including superclasses.
void ApplyProperties(vtkProperty *p)
Apply properties to all actors in this collection.
vtkActor * GetNextActor()
Get the next actor in the list.
vtkActor * GetLastActor()
Get the last actor in the list.
~vtkActorCollection() override=default
vtkActor * GetLastItem()
Access routines that are provided for compatibility with previous version of VTK.
represents an object (geometry & properties) in a rendered scene
Definition: vtkActor.h:50
vtkCollectionElement * Bottom
void AddItem(vtkObject *)
Add an object to the bottom of the list.
vtkObject * GetNextItemAsObject()
Get the next item in the collection.
a simple class to control print indentation
Definition: vtkIndent.h:38
abstract base class for most VTK objects
Definition: vtkObject.h:61
an ordered list of Props
void AddItem(vtkProp *a)
Add a Prop to the bottom of the list.
abstract superclass for all actors, volumes and annotations
Definition: vtkProp.h:55
represent surface properties of a geometric object
Definition: vtkProperty.h:66
void * vtkCollectionSimpleIterator
Definition: vtkCollection.h:40