50 #include <type_traits>
69 template <
typename U = T>
70 static void CheckTypes() noexcept
73 "vtkNew<T>'s T type has not been defined. Missing include?");
75 "Cannot store an object with undefined type in "
76 "vtkNew. Missing include?");
78 "Argument type is not compatible with vtkNew<T>'s "
81 "vtkNew can only be used with subclasses of vtkObjectBase.");
101 template <
typename U>
104 vtkNew::CheckTypes<U>();
142 operator T*()
const noexcept {
return static_cast<T*
>(this->
Object); }
Allocate and hold a VTK object.
void Reset()
Move the object into the constructed vtkNew wrapper, stealing its reference.
T & operator*() const noexcept
Dereference the pointer and return a reference to the contained object.
vtkNew()
Create a new T on construction.
T * Get() const noexcept
Move the object into the constructed vtkNew wrapper, stealing its reference.
vtkNew(vtkNew &&o) noexcept
Move the object into the constructed vtkNew wrapper, stealing its reference.
T * GetPointer() const noexcept
Get a raw pointer to the contained object.
~vtkNew()
Deletes reference to instance of T.
vtkNew(vtkNew< U > &&o) noexcept
Move the object into the constructed vtkNew wrapper, stealing its reference.
T * operator->() const noexcept
Enable pointer-like dereference syntax.
abstract base class for most VTK objects
virtual void Delete()
Delete a VTK object.
Hold a reference to a vtkObjectBase instance.
a weak reference to a vtkObject.
vtkWeakPointer & operator=(const vtkWeakPointer &r)
Assign object to reference.