Represents "hhea" table of the TTF Font file. More...

Inherits Aspose::Font::TtfTables::TtfTableBase.

Public Member Functions
ASPOSE_FONT_SHARED_API uint16_t	get_NumOfLongHorMetrics () const
	Gets uint16 numOfLongHorMetrics number of advance widths in metrics table. More...

ASPOSE_FONT_SHARED_API uint16_t	get_AdvanceWidthMax () const
	Gets uFWord advanceWidthMax must be consistent with horizontal metrics. More...

ASPOSE_FONT_SHARED_API int16_t	get_MinRightSideBearing () const
	Gets the MinRightSideBearing value. More...

ASPOSE_FONT_SHARED_API int16_t	get_MinLeftSideBearing () const
	Gets the MinLeftSideBearing value. More...

ASPOSE_FONT_SHARED_API int16_t	get_XMaxExtent () const
	Gets the XMaxExtent value. More...

ASPOSE_FONT_SHARED_API int16_t	get_Ascent () const
	Gets the ascent. More...

ASPOSE_FONT_SHARED_API int16_t	get_Descent () const
	Gets the descent. More...

ASPOSE_FONT_SHARED_API int16_t	get_LineGap () const
	Gets the lineGap. More...

ASPOSE_FONT_SHARED_API int16_t	get_CaretSlopeRun () const
	Gets caret slop run. More...

ASPOSE_FONT_SHARED_API int16_t	get_CaretSlopeRise () const
	Gets caret slop rise. More...

Public Member Functions inherited from Aspose::Font::TtfTables::TtfTableBase
ASPOSE_FONT_SHARED_API System::SharedPtr< TtfTableRepository >	get_TtfTables () const
	Reference to TTF table repository. More...

ASPOSE_FONT_SHARED_API uint32_t	get_Offset () const
	Gets offset from beginning of sfnt. 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...

Object &	operator= (Object const &x)
	Assignment operator. Doesn't copy anything, really, just initializes new object and enables copy constructing subclasses. More...

Object *	SharedRefAdded ()
	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 TypeInfo &	GetType () 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...

Static Public Member Functions
static ASPOSE_FONT_SHARED_API System::String	get_Tag ()
	Gets table tag. 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 TypeInfo &	Type ()
	Implements C# typeof(System.Object) construct. More...

Protected Member Functions

ASPOSE_FONT_SHARED_API void set_NumOfLongHorMetrics (uint16_t value)

Gets uint16 numOfLongHorMetrics number of advance widths in metrics table. More...

ASPOSE_FONT_SHARED_API void set_MinRightSideBearing (int16_t value)

Gets the MinRightSideBearing value. More...

ASPOSE_FONT_SHARED_API void set_MinLeftSideBearing (int16_t value)

Gets the MinLeftSideBearing value. More...

ASPOSE_FONT_SHARED_API void set_XMaxExtent (int16_t value)

Gets the XMaxExtent value. More...

ASPOSE_FONT_SHARED_API void set_Ascent (int16_t value)

Gets the ascent. More...

ASPOSE_FONT_SHARED_API void set_Descent (int16_t value)

Gets the descent. More...

TtfHheaTable (System::SharedPtr< TtfTableRepository > ttfTables, System::SharedPtr< Aspose::Font::Ttf::TtfFont > font)

MEMBER_FUNCTION_MAKE_OBJECT_DECLARATION (TtfHheaTable, CODEPORTING_ARGS(System::SharedPtr< TtfTableRepository > ttfTables, System::SharedPtr< Aspose::Font::Ttf::TtfFont > font))

TtfHheaTable (System::SharedPtr< Aspose::Font::Ttf::Internals::TtfParserContext > context, uint32_t checkSum, uint32_t offset, uint32_t length)

MEMBER_FUNCTION_MAKE_OBJECT_DECLARATION (TtfHheaTable, CODEPORTING_ARGS(System::SharedPtr< Aspose::Font::Ttf::Internals::TtfParserContext > context, uint32_t checkSum, uint32_t offset, uint32_t length))

ASPOSE_FONT_SHARED_API void Load (System::SharedPtr< Aspose::Font::Ttf::Internals::Parsing::TTFFileReader > ttfReader) override

Loads current table More...

ASPOSE_FONT_SHARED_API void Save (System::ArrayPtr< uint8_t > &tableBytes, uint32_t &length, uint32_t &checksum) override

Saves the table to font stream More...

ASPOSE_FONT_SHARED_API void AssignDataFrom (System::SharedPtr< TtfTableBase > table) override

Designed to copy data from another table with same type, for example hhea->hhea, hmtx->hmtx. This mechanism can be helpful when table of generated font needed to copy data from another existing font(not generated) to avoid problems with linking to data source(source table from existing font has link to data source(offset, length), but this link data is superfluous for destination table, so full copy (method like Copy()) is not decision for this case. Let the table takes necessary data via this assigning mechanism. More...

Protected Member Functions inherited from Aspose::Font::TtfTables::TtfTableBase

System::SharedPtr< Aspose::Font::Ttf::Internals::TtfParserContext > get_Context () const

parser context More...

bool get_IsNewFont () const

indicates that the font is new More...

void set_IsNewFont (bool value)

indicates that the font is new More...

bool get_IsModified () const

Indicates data state in current table, if this flag is true - table data was changd and needed to be saved. More...

void set_IsModified (bool value)

Indicates data state in current table, if this flag is true - table data was changd and needed to be saved. More...

ASPOSE_FONT_SHARED_API uint32_t get_Length () const

Gets length of this table in bytes (actual length not padded length). More...

TtfTableBase (System::SharedPtr< TtfTableRepository > ttfTables, System::SharedPtr< Aspose::Font::Ttf::TtfFont > font)

MEMBER_FUNCTION_MAKE_OBJECT_DECLARATION (TtfTableBase, CODEPORTING_ARGS(System::SharedPtr< TtfTableRepository > ttfTables, System::SharedPtr< Aspose::Font::Ttf::TtfFont > font))

TtfTableBase (System::SharedPtr< Aspose::Font::Ttf::Internals::TtfParserContext > context, uint32_t checkSum, uint32_t offset, uint32_t length)

MEMBER_FUNCTION_MAKE_OBJECT_DECLARATION (TtfTableBase, CODEPORTING_ARGS(System::SharedPtr< Aspose::Font::Ttf::Internals::TtfParserContext > context, uint32_t checkSum, uint32_t offset, uint32_t length))

void LazyLoad ()

virtual ASPOSE_FONT_SHARED_API void LazyLoadImpl (System::SharedPtr< Aspose::Font::Ttf::Internals::Parsing::TTFFileReader > ttfReader)

virtual ASPOSE_FONT_SHARED_API bool IsConsistent ()

void LoadInitialBytes (System::ArrayPtr< uint8_t > &tableBytes, uint32_t &length, uint32_t &checksum)

Read the initial data (all bytes) of the table and save it to array of bytes

Parameters

tableBytes	Array of bytes of initial data
length	Original value of length of the table
checksum	Original value of checksum

More...

virtual ASPOSE_FONT_SHARED_API void SaveInitialBytes (System::ArrayPtr< uint8_t > &tableBytes, uint32_t &length, uint32_t &checksum)

Saves the initial bytes of the table More...

void FinalizeWriting (System::SharedPtr< Aspose::Font::Ttf::Internals::Parsing::TTFFileWriter > writer, System::SharedPtr< System::IO::MemoryStream > stream, System::ArrayPtr< uint8_t > &tableBytes, uint32_t &length, uint32_t &checksum)

Static Protected Attributes
static const System::String	TAG
	Table Tag. More...

static const System::String	LowerTag

Additional Inherited Members
Public Types inherited from System::Object
typedef SmartPtr< Object >	ptr
	Alias for smart pointer type. More...

Static Protected Member Functions inherited from Aspose::Font::TtfTables::TtfTableBase
static uint32_t	CalculateChecksum (System::ArrayPtr< uint8_t > data)

Protected Attributes inherited from Aspose::Font::TtfTables::TtfTableBase
bool	IsLoaded
	Used to detect whether table already loaded More...

Detailed Description

Represents "hhea" table of the TTF Font file.

Constructor & Destructor Documentation

◆ TtfHheaTable() [1/2]

Aspose::Font::TtfTables::TtfHheaTable::TtfHheaTable	(	System::SharedPtr< TtfTableRepository >	ttfTables,
		System::SharedPtr< Aspose::Font::Ttf::TtfFont >	font
	)

protected

◆ TtfHheaTable() [2/2]

Aspose::Font::TtfTables::TtfHheaTable::TtfHheaTable	(	System::SharedPtr< Aspose::Font::Ttf::Internals::TtfParserContext >	context,
		uint32_t	checkSum,
		uint32_t	offset,
		uint32_t	length
	)

protected

Member Function Documentation

◆ AssignDataFrom()

ASPOSE_FONT_SHARED_API void Aspose::Font::TtfTables::TtfHheaTable::AssignDataFrom ( System::SharedPtr< TtfTableBase > table )

overrideprotectedvirtual

Designed to copy data from another table with same type, for example hhea->hhea, hmtx->hmtx. This mechanism can be helpful when table of generated font needed to copy data from another existing font(not generated) to avoid problems with linking to data source(source table from existing font has link to data source(offset, length), but this link data is superfluous for destination table, so full copy (method like Copy()) is not decision for this case. Let the table takes necessary data via this assigning mechanism.

Parameters

table table to get data from

Reimplemented from Aspose::Font::TtfTables::TtfTableBase.

◆ get_AdvanceWidthMax()

ASPOSE_FONT_SHARED_API uint16_t Aspose::Font::TtfTables::TtfHheaTable::get_AdvanceWidthMax ( ) const

Gets uFWord advanceWidthMax must be consistent with horizontal metrics.

◆ get_Ascent()

ASPOSE_FONT_SHARED_API int16_t Aspose::Font::TtfTables::TtfHheaTable::get_Ascent ( ) const

Gets the ascent.

The ascent.

◆ get_CaretSlopeRise()

ASPOSE_FONT_SHARED_API int16_t Aspose::Font::TtfTables::TtfHheaTable::get_CaretSlopeRise ( ) const

Gets caret slop rise.

The caret slop rise.

◆ get_CaretSlopeRun()

ASPOSE_FONT_SHARED_API int16_t Aspose::Font::TtfTables::TtfHheaTable::get_CaretSlopeRun ( ) const

Gets caret slop run.

The caret slop run.

◆ get_Descent()

ASPOSE_FONT_SHARED_API int16_t Aspose::Font::TtfTables::TtfHheaTable::get_Descent ( ) const

Gets the descent.

The descent.

◆ get_LineGap()

ASPOSE_FONT_SHARED_API int16_t Aspose::Font::TtfTables::TtfHheaTable::get_LineGap ( ) const

Gets the lineGap.

The lineGap.

◆ get_MinLeftSideBearing()

ASPOSE_FONT_SHARED_API int16_t Aspose::Font::TtfTables::TtfHheaTable::get_MinLeftSideBearing ( ) const

Gets the MinLeftSideBearing value.

The MinLeftSideBearing value.

◆ get_MinRightSideBearing()

ASPOSE_FONT_SHARED_API int16_t Aspose::Font::TtfTables::TtfHheaTable::get_MinRightSideBearing ( ) const

Gets the MinRightSideBearing value.

The MinRightSideBearing value.

◆ get_NumOfLongHorMetrics()

ASPOSE_FONT_SHARED_API uint16_t Aspose::Font::TtfTables::TtfHheaTable::get_NumOfLongHorMetrics ( ) const

Gets uint16 numOfLongHorMetrics number of advance widths in metrics table.

◆ get_Tag()

static ASPOSE_FONT_SHARED_API System::String Aspose::Font::TtfTables::TtfHheaTable::get_Tag ( )

static

Gets table tag.

◆ get_XMaxExtent()

ASPOSE_FONT_SHARED_API int16_t Aspose::Font::TtfTables::TtfHheaTable::get_XMaxExtent ( ) const

Gets the XMaxExtent value.

The XMaxExtent value.

◆ Load()

ASPOSE_FONT_SHARED_API void Aspose::Font::TtfTables::TtfHheaTable::Load ( System::SharedPtr< Aspose::Font::Ttf::Internals::Parsing::TTFFileReader > ttfReader )

overrideprotectedvirtual

Loads current table

Reimplemented from Aspose::Font::TtfTables::TtfTableBase.

◆ MEMBER_FUNCTION_MAKE_OBJECT_DECLARATION() [1/2]

Aspose::Font::TtfTables::TtfHheaTable::MEMBER_FUNCTION_MAKE_OBJECT_DECLARATION	(	TtfHheaTable	,
		CODEPORTING_ARGS(System::SharedPtr< TtfTableRepository > ttfTables, System::SharedPtr< Aspose::Font::Ttf::TtfFont > font)
	)

protected

◆ MEMBER_FUNCTION_MAKE_OBJECT_DECLARATION() [2/2]

Aspose::Font::TtfTables::TtfHheaTable::MEMBER_FUNCTION_MAKE_OBJECT_DECLARATION	(	TtfHheaTable	,
		CODEPORTING_ARGS(System::SharedPtr< Aspose::Font::Ttf::Internals::TtfParserContext > context, uint32_t checkSum, uint32_t offset, uint32_t length)
	)

protected

◆ Save()

ASPOSE_FONT_SHARED_API void Aspose::Font::TtfTables::TtfHheaTable::Save	(	System::ArrayPtr< uint8_t > &	tableBytes,
		uint32_t &	length,
		uint32_t &	checksum
	)

overrideprotectedvirtual

Saves the table to font stream

base mathod implementation simply retrieves initial table data

Reimplemented from Aspose::Font::TtfTables::TtfTableBase.

◆ set_Ascent()

ASPOSE_FONT_SHARED_API void Aspose::Font::TtfTables::TtfHheaTable::set_Ascent ( int16_t value )

protected

Gets the ascent.

The ascent.

◆ set_Descent()

ASPOSE_FONT_SHARED_API void Aspose::Font::TtfTables::TtfHheaTable::set_Descent ( int16_t value )

protected

Gets the descent.

The descent.

◆ set_MinLeftSideBearing()

ASPOSE_FONT_SHARED_API void Aspose::Font::TtfTables::TtfHheaTable::set_MinLeftSideBearing ( int16_t value )

protected

Gets the MinLeftSideBearing value.

The MinLeftSideBearing value.

◆ set_MinRightSideBearing()

ASPOSE_FONT_SHARED_API void Aspose::Font::TtfTables::TtfHheaTable::set_MinRightSideBearing ( int16_t value )

protected

Gets the MinRightSideBearing value.

The MinRightSideBearing value.

◆ set_NumOfLongHorMetrics()

ASPOSE_FONT_SHARED_API void Aspose::Font::TtfTables::TtfHheaTable::set_NumOfLongHorMetrics ( uint16_t value )

protected

Gets uint16 numOfLongHorMetrics number of advance widths in metrics table.

◆ set_XMaxExtent()

ASPOSE_FONT_SHARED_API void Aspose::Font::TtfTables::TtfHheaTable::set_XMaxExtent ( int16_t value )

protected

Gets the XMaxExtent value.

The XMaxExtent value.

Member Data Documentation

◆ LowerTag

const System::String Aspose::Font::TtfTables::TtfHheaTable::LowerTag

staticprotected

◆ TAG

const System::String Aspose::Font::TtfTables::TtfHheaTable::TAG

staticprotected

Table Tag.

Public Member Functions

Static Public Member Functions

Protected Member Functions

Static Protected Attributes

Additional Inherited Members

Detailed Description

Constructor & Destructor Documentation

◆ TtfHheaTable() [1/2]

◆ TtfHheaTable() [2/2]

Member Function Documentation

◆ AssignDataFrom()

◆ get_AdvanceWidthMax()

◆ get_Ascent()

◆ get_CaretSlopeRise()

◆ get_CaretSlopeRun()

◆ get_Descent()

◆ get_LineGap()

◆ get_MinLeftSideBearing()

◆ get_MinRightSideBearing()

◆ get_NumOfLongHorMetrics()

◆ get_Tag()

◆ get_XMaxExtent()

◆ Load()

◆ MEMBER_FUNCTION_MAKE_OBJECT_DECLARATION() [1/2]

◆ MEMBER_FUNCTION_MAKE_OBJECT_DECLARATION() [2/2]

◆ Save()

◆ set_Ascent()

◆ set_Descent()

◆ set_MinLeftSideBearing()

◆ set_MinRightSideBearing()

◆ set_NumOfLongHorMetrics()

◆ set_XMaxExtent()

Member Data Documentation

◆ LowerTag

◆ TAG