Aspose::Pdf::LogicalStructure::ElementList Class Referenceabstract

Represents an ordered collection of elements. More...

#include "ElementList.h"

Inherits System::Collections::Generic::IEnumerable< System::SharedPtr< Aspose::Pdf::LogicalStructure::Element > >.

Inherited by Aspose::Pdf::LogicalStructure::ElementListImplementation.

Public Member Functions

virtual ASPOSE_PDF_SHARED_API int32_t get_Count ()=0
 Gets the number of elements in the ElementList. More...
 
virtual ASPOSE_PDF_SHARED_API System::SharedPtr< ElementItem (int32_t index)=0
 Retrieves a element at the given index. More...
 
virtual ASPOSE_PDF_SHARED_API System::SharedPtr< Elementidx_get (int32_t index)
 Gets an element at the given index. More...
 
ASPOSE_PDF_SHARED_API System::SharedPtr< System::Collections::Generic::IEnumerator< System::SharedPtr< Element > > > GetEnumerator () override=0
 Gets an enumerator that iterates through the collection of elements. More...
 
- Public Member Functions inherited from System::Collections::Generic::IEnumerable< System::SharedPtr< Aspose::Pdf::LogicalStructure::Element > >
System::SharedPtr< Aspose::Pdf::LogicalStructure::ElementLINQ_ElementAt (int index)
 Returns the element at a specified index in a sequence. More...
 
System::SharedPtr< Aspose::Pdf::LogicalStructure::ElementLINQ_First ()
 Returns the first element of a sequence. More...
 
System::SharedPtr< Aspose::Pdf::LogicalStructure::ElementLINQ_First (const Func< System::SharedPtr< Aspose::Pdf::LogicalStructure::Element >, bool > &predicate)
 Returns the first element of a sequence that satisfy the specified condition. More...
 
System::SharedPtr< Aspose::Pdf::LogicalStructure::ElementLINQ_FirstOrDefault ()
 Returns the first element of a sequence, or a default value if the sequence is empty. More...
 
System::SharedPtr< Aspose::Pdf::LogicalStructure::ElementLINQ_FirstOrDefault (std::function< bool(System::SharedPtr< Aspose::Pdf::LogicalStructure::Element >)> predicate)
 Returns the first element of the sequence that satisfies a condition or a default value if no such element is found. More...
 
System::SharedPtr< Aspose::Pdf::LogicalStructure::ElementLINQ_Last ()
 Returns the last element of a sequence. More...
 
System::SharedPtr< Aspose::Pdf::LogicalStructure::ElementLINQ_LastOrDefault ()
 Returns the last element of a sequence, or a default value if the sequence is empty. More...
 
SharedPtr< List< System::SharedPtr< Aspose::Pdf::LogicalStructure::Element > > > LINQ_ToList ()
 Creates a List<T> from a sequence. More...
 
int LINQ_Count ()
 Returns the number of elements in the sequence (calculated via direct counting). More...
 
int LINQ_Count (const Func< System::SharedPtr< Aspose::Pdf::LogicalStructure::Element >, bool > &predicate)
 Returns the number of elements in the sequence that satisfy the specified condition. More...
 
System::ArrayPtr< System::SharedPtr< Aspose::Pdf::LogicalStructure::Element > > LINQ_ToArray ()
 Creates an array from a sequence. More...
 
bool LINQ_All (std::function< bool(System::SharedPtr< Aspose::Pdf::LogicalStructure::Element >)> predicate)
 Determines whether all elements of a sequence satisfy a condition. More...
 
bool LINQ_Any ()
 Determines whether a sequence contains any elements. More...
 
bool LINQ_Any (std::function< bool(System::SharedPtr< Aspose::Pdf::LogicalStructure::Element >)> predicate)
 Determines whether any element of a sequence exists or satisfies a condition. More...
 
SharedPtr< IEnumerable< System::SharedPtr< Aspose::Pdf::LogicalStructure::Element > > > LINQ_Where (std::function< bool(System::SharedPtr< Aspose::Pdf::LogicalStructure::Element >)> predicate)
 Filters a sequence based on the specified predicate. More...
 
bool LINQ_Contains (System::SharedPtr< Aspose::Pdf::LogicalStructure::Element > value)
 Determines if a sequence contains a specified value. More...
 
SharedPtr< IEnumerable< ResultType > > LINQ_Cast ()
 Casts the elements to the specified type. More...
 
SharedPtr< IEnumerable< Result > > LINQ_Cast ()
 
SharedPtr< IEnumerable< System::SharedPtr< Aspose::Pdf::LogicalStructure::Element > > > LINQ_OrderBy (const Func< System::SharedPtr< Aspose::Pdf::LogicalStructure::Element >, Key > &keySelector)
 Sorts the elements of a sequence in ascending order according to the key values selected by keySelector. More...
 
SharedPtr< IEnumerable< Source > > LINQ_OrderBy (const Func< Source, Key > &keySelector)
 
SharedPtr< IEnumerable< System::SharedPtr< Aspose::Pdf::LogicalStructure::Element > > > LINQ_OrderByDescending (const Func< System::SharedPtr< Aspose::Pdf::LogicalStructure::Element >, Key > &keySelector)
 Sorts the elements of a sequence in descending order according to the key values selected by keySelector. More...
 
SharedPtr< IEnumerable< Source > > LINQ_OrderByDescending (const Func< Source, Key > &keySelector)
 
SharedPtr< IEnumerable< ResultType > > LINQ_OfType ()
 Filters the elements of the sequence based on the specified type. More...
 
SharedPtr< IEnumerable< Result > > LINQ_OfType ()
 
SharedPtr< IEnumerable< ResultType > > LINQ_Select (const Func< System::SharedPtr< Aspose::Pdf::LogicalStructure::Element >, ResultType > &selector)
 Transforms elements of a sequence. More...
 
SharedPtr< IEnumerable< ResultType > > LINQ_Select (const Func< System::SharedPtr< Aspose::Pdf::LogicalStructure::Element >, int32_t, ResultType > &selector)
 Transforms each element of a sequence into a new form by incorporating the element's index. More...
 
SharedPtr< IEnumerable< Result > > LINQ_Select (const Func< Source, Result > &selector)
 
SharedPtr< IEnumerable< Result > > LINQ_Select (const Func< Source, int32_t, Result > &selector)
 
SharedPtr< IEnumerable< System::SharedPtr< Aspose::Pdf::LogicalStructure::Element > > > LINQ_Concat (SharedPtr< IEnumerable< System::SharedPtr< Aspose::Pdf::LogicalStructure::Element > >> sequence)
 Concatenates two sequences. More...
 
System::SharedPtr< IEnumerable< System::SharedPtr< System::Linq::IGrouping< Key, System::SharedPtr< Aspose::Pdf::LogicalStructure::Element > > > > > LINQ_GroupBy (System::Func< System::SharedPtr< Aspose::Pdf::LogicalStructure::Element >, Key > keyPredicate)
 Groups the elements of a sequence. More...
 
SharedPtr< IEnumerable< SharedPtr< System::Linq::IGrouping< Key, Source > > > > LINQ_GroupBy (System::Func< Source, Key > keyPredicate)
 
SharedPtr< IEnumerable< ResultType > > LINQ_SelectMany (const Func< System::SharedPtr< Aspose::Pdf::LogicalStructure::Element >, SharedPtr< IEnumerable< ResultType >>> &selector)
 Projects each element of a sequence and combines the resulting sequences into one sequence. More...
 
SharedPtr< IEnumerable< Result > > LINQ_SelectMany (const Func< Source, SharedPtr< IEnumerable< Result >>> &selector)
 
iterator begin ()
 Gets iterator pointing to the first element (if any) of the collection. This iterator can't be used to change a referenced object because GetEnumerator() returns a copy-object of T. More...
 
const_iterator begin () const
 Gets iterator pointing to the first element (if any) of the const-qualified instance of the collection. More...
 
iterator end ()
 Gets iterator pointing right after the last element (if any) of the collection. This iterator can't be used to change a referenced object because GetEnumerator() returns a copy-object of T. More...
 
const_iterator end () const
 Gets iterator pointing right after the last element (if any) of the const-qualified instance of the collection. More...
 
const_iterator cbegin () const
 Gets iterator pointing to the first const-qualified element (if any) of the collection. More...
 
const_iterator cend () const
 Gets iterator pointing right after the last const-qualified element (if any) of the collection. More...
 
virtual virtualized_iteratorvirtualizeBeginIterator ()
 Gets the implementation of begin iterator for the current container. More...
 
virtual virtualized_iteratorvirtualizeEndIterator ()
 Gets the implementation of end iterator for the current container. More...
 
virtual virtualized_iteratorvirtualizeBeginConstIterator () const
 Gets the implementation of begin const iterator for the current container. More...
 
virtual virtualized_iteratorvirtualizeEndConstIterator () const
 Gets the implementation of end const iterator for the current container. More...
 
- Public Member Functions inherited from System::Object
ASPOSECPP_SHARED_API Object ()
 Creates object. Initializes all internal data structures. More...
 
virtual ASPOSECPP_SHARED_API ~Object ()
 Destroys object. Frees all internal data structures. More...
 
ASPOSECPP_SHARED_API Object (Object const &x)
 Copy constructor. Doesn't copy anything, really, just initializes new object and enables copy constructing subclasses. More...
 
Objectoperator= (Object const &x)
 Assignment operator. Doesn't copy anything, really, just initializes new object and enables copy constructing subclasses. More...
 
ObjectSharedRefAdded ()
 Increments shared reference count. Shouldn't be called directly; instead, use smart pointers or ThisProtector. More...
 
int SharedRefRemovedSafe ()
 Decrements and returns shared reference count. Shouldn't be called directly; instead, use smart pointers or ThisProtector. More...
 
int RemovedSharedRefs (int count)
 Decreases shared reference count by specified value. More...
 
Detail::SmartPtrCounter * WeakRefAdded ()
 Increments weak reference count. Shouldn't be called directly; instead, use smart pointers or ThisProtector. More...
 
void WeakRefRemoved ()
 Decrements weak reference count. Shouldn't be called directly; instead, use smart pointers or ThisProtector. More...
 
Detail::SmartPtrCounter * GetCounter ()
 Gets reference counter data structure associated with the object. More...
 
int SharedCount () const
 Gets current value of shared reference counter. More...
 
ASPOSECPP_SHARED_API void Lock ()
 Implements C# lock() statement locking. Call directly or use LockContext sentry object. More...
 
ASPOSECPP_SHARED_API void Unlock ()
 Implements C# lock() statement unlocking. Call directly or use LockContext sentry object. More...
 
virtual ASPOSECPP_SHARED_API bool Equals (ptr obj)
 Compares objects using C# Object.Equals semantics. More...
 
virtual ASPOSECPP_SHARED_API int32_t GetHashCode () const
 Analog of C# Object.GetHashCode() method. Enables hashing of custom objects. More...
 
virtual ASPOSECPP_SHARED_API String ToString () const
 Analog of C# Object.ToString() method. Enables converting custom objects to string. More...
 
virtual ASPOSECPP_SHARED_API ptr MemberwiseClone () const
 Analog of C# Object.MemberwiseClone() method. Enables cloning custom types. More...
 
virtual ASPOSECPP_SHARED_API const TypeInfoGetType () const
 Gets actual type of object. Analog of C# System.Object.GetType() call. More...
 
virtual ASPOSECPP_SHARED_API bool Is (const TypeInfo &targetType) const
 Check if object represents an instance of type described by targetType. Analog of C# 'is' operator. More...
 
virtual ASPOSECPP_SHARED_API void SetTemplateWeakPtr (uint32_t argument)
 Set n'th template argument a weak pointer (rather than shared). Allows switching pointers in containers to weak mode. More...
 
virtual ASPOSECPP_SHARED_API bool FastCast (const Details::FastRttiBase &helper, void **out_ptr) const
 For internal purposes only. More...
 
template<>
bool Equals (float const &objA, float const &objB)
 Emulates C#-style floating point comparison where two NaNs are considered equal even though according to IEC 60559:1989 NaN is not equal to any value, including NaN. More...
 
template<>
bool Equals (double const &objA, double const &objB)
 Emulates C#-style floating point comparison where two NaNs are considered equal even though according to IEC 60559:1989 NaN is not equal to any value, including NaN. More...
 
template<>
bool ReferenceEquals (String const &str, std::nullptr_t)
 Specialization of Object::ReferenceEquals for case of string and nullptr. More...
 
template<>
bool ReferenceEquals (String const &str1, String const &str2)
 Specialization of Object::ReferenceEquals for case of strings. More...
 

Protected Member Functions

virtual void AddElement (System::SharedPtr< Element > element, bool updatePdfDictionary=true)=0
 
virtual void RemoveElement (System::SharedPtr< Element > element, bool updatePdfDictionary=true)=0
 
 ElementList ()
 
virtual ASPOSE_PDF_SHARED_API ~ElementList ()
 
- Protected Member Functions inherited from System::Collections::Generic::IEnumerable< System::SharedPtr< Aspose::Pdf::LogicalStructure::Element > >
 ~IEnumerable () override
 Destructor. More...
 
virtualized_iteratorGetEnumeratorAsVirtualizedIterator ()
 Gets enumerator instance and prepares it to be used as iterator kernel. More...
 
virtualized_iteratorGetEnumeratorAsVirtualizedIterator () const
 Gets enumerator instance and prepares it to be used as iterator kernel. More...
 

Additional Inherited Members

- Public Types inherited from System::Collections::Generic::IEnumerable< System::SharedPtr< Aspose::Pdf::LogicalStructure::Element > >
typedef IEnumerator< System::SharedPtr< Aspose::Pdf::LogicalStructure::Element > > IEnumeratorType
 Enumerator type. More...
 
using ValueType = System::SharedPtr< Aspose::Pdf::LogicalStructure::Element >
 
using iterator = System::Details::VirtualizedIterator< System::SharedPtr< Aspose::Pdf::LogicalStructure::Element > >
 Iterator type. More...
 
using const_iterator = System::Details::VirtualizedConstIterator< System::SharedPtr< Aspose::Pdf::LogicalStructure::Element > >
 Const iterator type. More...
 
using virtualized_iterator = System::Details::VirtualizedIteratorBase< System::SharedPtr< Aspose::Pdf::LogicalStructure::Element > >
 Inner iterator base type. More...
 
using virtualized_iterator_element = System::SharedPtr< Aspose::Pdf::LogicalStructure::Element >
 Inner iterator element type. More...
 
- Public Types inherited from System::Object
typedef SmartPtr< Objectptr
 Alias for smart pointer type. More...
 
- Static Public Member Functions inherited from System::Object
static bool ReferenceEquals (ptr const &objA, ptr const &objB)
 Compares objects by reference. More...
 
template<typename T >
static std::enable_if<!IsSmartPtr< T >::value, bool >::type ReferenceEquals (T const &objA, T const &objB)
 Compares objects by reference. More...
 
template<typename T >
static std::enable_if<!IsSmartPtr< T >::value, bool >::type ReferenceEquals (T const &objA, std::nullptr_t)
 Reference-compares value type object with nullptr. More...
 
template<typename T1 , typename T2 >
static std::enable_if< IsSmartPtr< T1 >::value &&IsSmartPtr< T2 >::value, bool >::type Equals (T1 const &objA, T2 const &objB)
 Compares reference type objects in C# style. More...
 
template<typename T1 , typename T2 >
static std::enable_if<!IsSmartPtr< T1 >::value &&!IsSmartPtr< T2 >::value, bool >::type Equals (T1 const &objA, T2 const &objB)
 Compares value type objects in C# style. More...
 
static const TypeInfoType ()
 Implements C# typeof(System.Object) construct. More...
 

Detailed Description

Represents an ordered collection of elements.

Constructor & Destructor Documentation

◆ ElementList()

Aspose::Pdf::LogicalStructure::ElementList::ElementList ( )
protected

◆ ~ElementList()

virtual ASPOSE_PDF_SHARED_API Aspose::Pdf::LogicalStructure::ElementList::~ElementList ( )
protectedvirtual

Member Function Documentation

◆ AddElement()

virtual void Aspose::Pdf::LogicalStructure::ElementList::AddElement ( System::SharedPtr< Element element,
bool  updatePdfDictionary = true 
)
protectedpure virtual

◆ get_Count()

virtual ASPOSE_PDF_SHARED_API int32_t Aspose::Pdf::LogicalStructure::ElementList::get_Count ( )
pure virtual

Gets the number of elements in the ElementList.

Implemented in Aspose::Pdf::LogicalStructure::ElementListImplementation.

◆ GetEnumerator()

ASPOSE_PDF_SHARED_API System::SharedPtr<System::Collections::Generic::IEnumerator<System::SharedPtr<Element> > > Aspose::Pdf::LogicalStructure::ElementList::GetEnumerator ( )
overridepure virtual

Gets an enumerator that iterates through the collection of elements.

Returns
An enumerator used to iterate through the collection of elements.

Implements System::Collections::Generic::IEnumerable< System::SharedPtr< Aspose::Pdf::LogicalStructure::Element > >.

Implemented in Aspose::Pdf::LogicalStructure::ElementListImplementation.

◆ idx_get()

virtual ASPOSE_PDF_SHARED_API System::SharedPtr<Element> Aspose::Pdf::LogicalStructure::ElementList::idx_get ( int32_t  index)
virtual

Gets an element at the given index.

Parameters
indexThe index into the list of elements.
Returns
The T:/Aspose::Pdf::LogicalStructure::Element with the specified index in the collection. If index is greater than or equal to the number of elements in the list, this returns null.

◆ Item()

virtual ASPOSE_PDF_SHARED_API System::SharedPtr<Element> Aspose::Pdf::LogicalStructure::ElementList::Item ( int32_t  index)
pure virtual

Retrieves a element at the given index.

Parameters
indexThe index into the list of elements.
Returns
The T:/Aspose::Pdf::LogicalStructure::Element with the specified index in the collection. If index is greater than or equal to the number of elements in the list, this returns null.

Implemented in Aspose::Pdf::LogicalStructure::ElementListImplementation.

◆ RemoveElement()

virtual void Aspose::Pdf::LogicalStructure::ElementList::RemoveElement ( System::SharedPtr< Element element,
bool  updatePdfDictionary = true 
)
protectedpure virtual