LogicalFontInstance Class Reference

#include <LogicalFontInstance.hxx>

Inheritance diagram for LogicalFontInstance:

Collaboration diagram for LogicalFontInstance:

Classes
struct	MapEntry

Public Member Functions
virtual	~LogicalFontInstance () override
void	AddFallbackForUnicode (sal_UCS4 cChar, FontWeight eWeight, const OUString &rFontName, bool bEmbolden, const ItalicMatrix &rMatrix)
bool	GetFallbackForUnicode (sal_UCS4 cInChar, FontWeight eInWeight, OUString *pOutFontName, bool *pOutEmbolden, ItalicMatrix *pOutItalicMatrix) const
void	IgnoreFallbackForUnicode (sal_UCS4, FontWeight eWeight, std::u16string_view rFontName)
hb_font_t *	GetHbFont ()
bool	IsGraphiteFont ()
bool	NeedOffsetCorrection (sal_Int32 nYOffset)
void	SetAverageWidthFactor (double nFactor)
double	GetAverageWidthFactor () const
const vcl::font::FontSelectPattern &	GetFontSelectPattern () const
const vcl::font::PhysicalFontFace *	GetFontFace () const
vcl::font::PhysicalFontFace *	GetFontFace ()
const ImplFontCache *	GetFontCache () const
bool	GetGlyphBoundRect (sal_GlyphId, tools::Rectangle &, bool) const
virtual bool	GetGlyphOutline (sal_GlyphId, basegfx::B2DPolyPolygon &, bool) const =0
basegfx::B2DPolyPolygon	GetGlyphOutlineUntransformed (sal_GlyphId) const
sal_GlyphId	GetGlyphIndex (uint32_t, uint32_t=0) const
double	GetGlyphWidth (sal_GlyphId, bool=false, bool=true) const
int	GetKashidaWidth () const
void	GetScale (double *nXScale, double *nYScale) const
bool	NeedsArtificialItalic () const
bool	NeedsArtificialBold () const
Public Member Functions inherited from salhelper::SimpleReferenceObject
	SimpleReferenceObject ()
void	acquire ()
void	release ()

Public Attributes
ImplFontMetricDataRef	mxFontMetric
const ConvertChar *	mpConversion
tools::Long	mnLineHeight
Degree10	mnOwnOrientation
Degree10	mnOrientation
bool	mbInit

Protected Member Functions
	LogicalFontInstance (const vcl::font::PhysicalFontFace &, const vcl::font::FontSelectPattern &)
virtual bool	ImplGetGlyphBoundRect (sal_GlyphId, tools::Rectangle &, bool) const =0
hb_font_t *	InitHbFont ()
virtual void	ImplInitHbFont (hb_font_t *)
Protected Member Functions inherited from salhelper::SimpleReferenceObject
virtual	~SimpleReferenceObject () COVERITY_NOEXCEPT_FALSE

Private Types
enum class	FontFamilyEnum {   Unclassified ,   DFKaiSB }
typedef ::std::unordered_map<::std::pair< sal_UCS4, FontWeight >, MapEntry >	UnicodeFallbackList

Private Member Functions
hb_font_t *	GetHbFontUntransformed () const

Private Attributes
UnicodeFallbackList	maUnicodeFallbackList
ImplFontCache *	mpFontCache
const vcl::font::FontSelectPattern	m_aFontSelData
hb_font_t *	m_pHbFont
hb_font_t *	m_pHbFontUntransformed = nullptr
double	m_nAveWidthFactor
rtl::Reference< vcl::font::PhysicalFontFace >	m_pFontFace
std::optional< bool >	m_xbIsGraphiteFont
std::optional< FontFamilyEnum >	m_xeFontFamilyEnum
hb_draw_funcs_t *	m_pHbDrawFuncs = nullptr
basegfx::B2DPolygon	m_aDrawPolygon

Friends
class	vcl::font::PhysicalFontFace
class	ImplFontCache

Additional Inherited Members
Static Public Member Functions inherited from salhelper::SimpleReferenceObject
static void *	operator new (std::size_t nSize)
static void *	operator new (std::size_t nSize, std::nothrow_t const &rNothrow)
static void	operator delete (void *pPtr)
static void	operator delete (void *pPtr, std::nothrow_t const &rNothrow)
Protected Attributes inherited from salhelper::SimpleReferenceObject
oslInterlockedCount	m_nCount

Detailed Description

Definition at line 67 of file LogicalFontInstance.hxx.

Member Typedef Documentation

UnicodeFallbackList

typedef ::std::unordered_map<::std::pair<sal_UCS4, FontWeight>, MapEntry> LogicalFontInstance::UnicodeFallbackList

private

Definition at line 140 of file LogicalFontInstance.hxx.

Member Enumeration Documentation

FontFamilyEnum

enum class LogicalFontInstance::FontFamilyEnum

strongprivate

Enumerator
Unclassified
DFKaiSB

Definition at line 150 of file LogicalFontInstance.hxx.

Constructor & Destructor Documentation

~LogicalFontInstance()

LogicalFontInstance::~LogicalFontInstance ( )

overridevirtual

Definition at line 45 of file LogicalFontInstance.cxx.

References m_pHbDrawFuncs, m_pHbFont, m_pHbFontUntransformed, maUnicodeFallbackList, mpFontCache, and mxFontMetric.

LogicalFontInstance()

LogicalFontInstance::LogicalFontInstance ( const vcl::font::PhysicalFontFace &  rFontFace, const vcl::font::FontSelectPattern &  rFontSelData  )

explicitprotected

Definition at line 29 of file LogicalFontInstance.cxx.

Member Function Documentation

AddFallbackForUnicode()

void LogicalFontInstance::AddFallbackForUnicode	(	sal_UCS4	cChar,
		FontWeight	eWeight,
		const OUString &	rFontName,
		bool	bEmbolden,
		const ItalicMatrix &	rMatrix
	)

Definition at line 131 of file LogicalFontInstance.cxx.

References LogicalFontInstance::MapEntry::aItalicMatrix, LogicalFontInstance::MapEntry::bEmbolden, maUnicodeFallbackList, and LogicalFontInstance::MapEntry::sFontName.

Referenced by vcl::font::PhysicalFontCollection::GetGlyphFallbackFont().

GetAverageWidthFactor()

double LogicalFontInstance::GetAverageWidthFactor ( ) const

inline

Definition at line 97 of file LogicalFontInstance.hxx.

GetFallbackForUnicode()

bool LogicalFontInstance::GetFallbackForUnicode	(	sal_UCS4	cInChar,
		FontWeight	eInWeight,
		OUString *	pOutFontName,
		bool *	pOutEmbolden,
		ItalicMatrix *	pOutItalicMatrix
	)		const

Definition at line 141 of file LogicalFontInstance.cxx.

References LogicalFontInstance::MapEntry::aItalicMatrix, LogicalFontInstance::MapEntry::bEmbolden, maUnicodeFallbackList, and LogicalFontInstance::MapEntry::sFontName.

Referenced by vcl::font::PhysicalFontCollection::GetGlyphFallbackFont().

GetFontCache()

const ImplFontCache * LogicalFontInstance::GetFontCache ( ) const

inline

Definition at line 102 of file LogicalFontInstance.hxx.

Referenced by ImplFontCache::CacheGlyphBoundRect(), and ImplFontCache::GetCachedGlyphBoundRect().

GetFontFace() [1/2]

vcl::font::PhysicalFontFace * LogicalFontInstance::GetFontFace ( )

inline

Definition at line 101 of file LogicalFontInstance.hxx.

GetFontFace() [2/2]

const vcl::font::PhysicalFontFace * LogicalFontInstance::GetFontFace ( ) const

inline

Definition at line 100 of file LogicalFontInstance.hxx.

Referenced by vcl::PDFWriterImpl::createDefaultCheckBoxAppearance(), vcl::PDFWriterImpl::drawLayout(), WinFontInstance::GetFontFace(), OutputDevice::GetFontFeatures(), GetScale(), vcl::PDFWriterImpl::getSystemFont(), ImplFontMetricData::ImplCalcLineSpacing(), InitHbFont(), and NeedOffsetCorrection().

GetFontSelectPattern()

const vcl::font::FontSelectPattern & LogicalFontInstance::GetFontSelectPattern ( ) const

inline

Definition at line 98 of file LogicalFontInstance.hxx.

Referenced by SalLayoutGlyphsCache::CachedGlyphsKey::CachedGlyphsKey(), vcl::PDFWriterImpl::drawLayout(), ImplFontCache::GetFontInstance(), GenericSalLayout::LayoutText(), and OutputDevice::SetFontOrientation().

GetGlyphBoundRect()

bool LogicalFontInstance::GetGlyphBoundRect	(	sal_GlyphId	nID,
		tools::Rectangle &	rRect,
		bool	bVertical
	)		const

Definition at line 169 of file LogicalFontInstance.cxx.

References ImplFontCache::CacheGlyphBoundRect(), ImplFontCache::GetCachedGlyphBoundRect(), ImplGetGlyphBoundRect(), and mpFontCache.

Referenced by GlyphItem::GetGlyphBoundRect(), and GenericSalLayout::LayoutText().

GetGlyphIndex()

sal_GlyphId LogicalFontInstance::GetGlyphIndex	(	uint32_t	nUnicode,
		uint32_t	nVariationSelector = 0
	)		const

Definition at line 181 of file LogicalFontInstance.cxx.

References GetHbFont().

Referenced by GenericSalLayout::ApplyDXArray(), vcl::PDFWriterImpl::createDefaultCheckBoxAppearance(), vcl::PDFWriterImpl::emitSystemFont(), GetKashidaWidth(), and GenericSalLayout::HasVerticalAlternate().

GetGlyphOutline()

virtual bool LogicalFontInstance::GetGlyphOutline ( sal_GlyphId  , basegfx::B2DPolyPolygon &  , bool    ) const

pure virtual

Implemented in vcl::pdf::BuildinFontInstance, QtFont, CoreTextFont, FreetypeFontInstance, and WinFontInstance.

Referenced by GlyphItem::GetGlyphOutline().

GetGlyphOutlineUntransformed()

basegfx::B2DPolyPolygon LogicalFontInstance::GetGlyphOutlineUntransformed

(

sal_GlyphId

nGlyph

)

const

Definition at line 292 of file LogicalFontInstance.cxx.

References GetHbFontUntransformed(), m_aDrawPolygon, and m_pHbDrawFuncs.

Referenced by vcl::PDFWriterImpl::registerGlyph().

GetGlyphWidth()

double LogicalFontInstance::GetGlyphWidth	(	sal_GlyphId	nGlyph,
		bool	bVertical = false,
		bool	bScale = true
	)		const

Definition at line 190 of file LogicalFontInstance.cxx.

References GetHbFont(), and GetScale().

Referenced by vcl::PDFWriterImpl::createDefaultCheckBoxAppearance(), vcl::PDFWriterImpl::drawLayout(), vcl::PDFWriterImpl::emitSystemFont(), and GetKashidaWidth().

GetHbFont()

hb_font_t * LogicalFontInstance::GetHbFont ( )

inline

Definition at line 163 of file LogicalFontInstance.hxx.

References InitHbFont(), and m_pHbFont.

Referenced by GetGlyphIndex(), GetGlyphWidth(), GetHbFontUntransformed(), ImplFontMetricData::ImplCalcLineSpacing(), ImplFontMetricData::ImplInitBaselines(), ImplFontMetricData::ImplInitTextLineSizeHarfBuzz(), IsGraphiteFont(), and GenericSalLayout::LayoutText().

GetHbFontUntransformed()

hb_font_t * LogicalFontInstance::GetHbFontUntransformed ( ) const

private

Definition at line 86 of file LogicalFontInstance.cxx.

References GetHbFont(), m_pHbFontUntransformed, and NeedsArtificialItalic().

Referenced by GetGlyphOutlineUntransformed().

GetKashidaWidth()

int LogicalFontInstance::GetKashidaWidth

(

)

const

Definition at line 105 of file LogicalFontInstance.cxx.

References GetGlyphIndex(), and GetGlyphWidth().

Referenced by GenericSalLayout::ApplyDXArray().

GetScale()

void LogicalFontInstance::GetScale	(	double *	nXScale,
		double *	nYScale
	)		const

Definition at line 113 of file LogicalFontInstance.cxx.

References GetFontFace(), m_aFontSelData, m_nAveWidthFactor, vcl::font::FontSelectPattern::mnHeight, vcl::font::FontSelectPattern::mnWidth, and vcl::font::PhysicalFontFace::UnitsPerEm().

Referenced by SalLayoutGlyphsCache::CachedGlyphsKey::CachedGlyphsKey(), GenericSalLayout::GetCharWidths(), GetGlyphWidth(), ImplFontMetricData::ImplCalcLineSpacing(), ImplFontMetricData::ImplInitBaselines(), ImplFontMetricData::ImplInitTextLineSizeHarfBuzz(), and GenericSalLayout::LayoutText().

IgnoreFallbackForUnicode()

void LogicalFontInstance::IgnoreFallbackForUnicode	(	sal_UCS4	cChar,
		FontWeight	eWeight,
		std::u16string_view	rFontName
	)

Definition at line 157 of file LogicalFontInstance.cxx.

References maUnicodeFallbackList, and LogicalFontInstance::MapEntry::sFontName.

Referenced by vcl::font::PhysicalFontCollection::GetGlyphFallbackFont().

ImplGetGlyphBoundRect()

virtual bool LogicalFontInstance::ImplGetGlyphBoundRect ( sal_GlyphId  , tools::Rectangle &  , bool    ) const

protectedpure virtual

Implemented in vcl::pdf::BuildinFontInstance, QtFont, CoreTextFont, FreetypeFontInstance, and WinFontInstance.

Referenced by GetGlyphBoundRect().

ImplInitHbFont()

virtual void LogicalFontInstance::ImplInitHbFont ( hb_font_t *  )

inlineprotectedvirtual

Reimplemented in WinFontInstance.

Definition at line 126 of file LogicalFontInstance.hxx.

Referenced by InitHbFont().

InitHbFont()

hb_font_t * LogicalFontInstance::InitHbFont ( )

protected

Definition at line 61 of file LogicalFontInstance.cxx.

References ARTIFICIAL_ITALIC_SKEW, GetFontFace(), ImplInitHbFont(), and NeedsArtificialItalic().

Referenced by GetHbFont().

IsGraphiteFont()

bool LogicalFontInstance::IsGraphiteFont

(

)

Definition at line 207 of file LogicalFontInstance.cxx.

References GetHbFont(), and m_xbIsGraphiteFont.

Referenced by GenericSalLayout::LayoutText().

NeedOffsetCorrection()

bool LogicalFontInstance::NeedOffsetCorrection

(

sal_Int32

nYOffset

)

Definition at line 217 of file LogicalFontInstance.cxx.

References DFKaiSB, GetFontFace(), GetName(), m_xeFontFamilyEnum, vcl::font::NAME_ID_FONT_FAMILY, and Unclassified.

NeedsArtificialBold()

bool LogicalFontInstance::NeedsArtificialBold

(

)

const

Definition at line 247 of file LogicalFontInstance.cxx.

References FontAttributes::GetWeight(), m_aFontSelData, m_pFontFace, and WEIGHT_MEDIUM.

Referenced by SalLayoutGlyphsCache::CachedGlyphsKey::CachedGlyphsKey().

NeedsArtificialItalic()

bool LogicalFontInstance::NeedsArtificialItalic

(

)

const

Definition at line 252 of file LogicalFontInstance.cxx.

References FontAttributes::GetItalic(), ITALIC_NONE, m_aFontSelData, and m_pFontFace.

Referenced by SalLayoutGlyphsCache::CachedGlyphsKey::CachedGlyphsKey(), GetHbFontUntransformed(), and InitHbFont().

SetAverageWidthFactor()

void LogicalFontInstance::SetAverageWidthFactor ( double  nFactor )

inline

Definition at line 96 of file LogicalFontInstance.hxx.

Friends And Related Function Documentation

ImplFontCache

friend class ImplFontCache

friend

Definition at line 72 of file LogicalFontInstance.hxx.

vcl::font::PhysicalFontFace

friend class vcl::font::PhysicalFontFace

friend

Definition at line 71 of file LogicalFontInstance.hxx.

Member Data Documentation

m_aDrawPolygon

basegfx::B2DPolygon LogicalFontInstance::m_aDrawPolygon

private

Definition at line 160 of file LogicalFontInstance.hxx.

Referenced by GetGlyphOutlineUntransformed().

m_aFontSelData

const vcl::font::FontSelectPattern LogicalFontInstance::m_aFontSelData

private

Definition at line 143 of file LogicalFontInstance.hxx.

Referenced by GetScale(), NeedsArtificialBold(), and NeedsArtificialItalic().

m_nAveWidthFactor

double LogicalFontInstance::m_nAveWidthFactor

private

Definition at line 146 of file LogicalFontInstance.hxx.

Referenced by GetScale().

m_pFontFace

rtl::Reference<vcl::font::PhysicalFontFace> LogicalFontInstance::m_pFontFace

private

Definition at line 147 of file LogicalFontInstance.hxx.

Referenced by NeedsArtificialBold(), and NeedsArtificialItalic().

m_pHbDrawFuncs

hb_draw_funcs_t* LogicalFontInstance::m_pHbDrawFuncs = nullptr

mutableprivate

Definition at line 159 of file LogicalFontInstance.hxx.

Referenced by GetGlyphOutlineUntransformed(), and ~LogicalFontInstance().

m_pHbFont

hb_font_t* LogicalFontInstance::m_pHbFont

private

Definition at line 144 of file LogicalFontInstance.hxx.

Referenced by GetHbFont(), and ~LogicalFontInstance().

m_pHbFontUntransformed

hb_font_t* LogicalFontInstance::m_pHbFontUntransformed = nullptr

mutableprivate

Definition at line 145 of file LogicalFontInstance.hxx.

Referenced by GetHbFontUntransformed(), and ~LogicalFontInstance().

m_xbIsGraphiteFont

std::optional<bool> LogicalFontInstance::m_xbIsGraphiteFont

private

Definition at line 148 of file LogicalFontInstance.hxx.

Referenced by IsGraphiteFont().

m_xeFontFamilyEnum

std::optional<FontFamilyEnum> LogicalFontInstance::m_xeFontFamilyEnum

private

Definition at line 157 of file LogicalFontInstance.hxx.

Referenced by NeedOffsetCorrection().

maUnicodeFallbackList

UnicodeFallbackList LogicalFontInstance::maUnicodeFallbackList

private

Definition at line 141 of file LogicalFontInstance.hxx.

Referenced by AddFallbackForUnicode(), GetFallbackForUnicode(), IgnoreFallbackForUnicode(), and ~LogicalFontInstance().

mbInit

bool LogicalFontInstance::mbInit

Definition at line 83 of file LogicalFontInstance.hxx.

Referenced by OutputDevice::ImplNewFont().

mnLineHeight

tools::Long LogicalFontInstance::mnLineHeight

Definition at line 80 of file LogicalFontInstance.hxx.

Referenced by vcl::PDFWriterImpl::drawShadow(), and OutputDevice::ImplNewFont().

mnOrientation

Degree10 LogicalFontInstance::mnOrientation

Definition at line 82 of file LogicalFontInstance.hxx.

Referenced by vcl::PDFWriterImpl::drawLayout(), vcl::PDFWriterImpl::drawStrikeoutChar(), OutputDevice::ImplNewFont(), OutputDevice::SetFontOrientation(), and Printer::SetFontOrientation().

mnOwnOrientation

Degree10 LogicalFontInstance::mnOwnOrientation

Definition at line 81 of file LogicalFontInstance.hxx.

Referenced by OutputDevice::GetFontMetric(), and OutputDevice::SetFontOrientation().

mpConversion

const ConvertChar* LogicalFontInstance::mpConversion

Definition at line 78 of file LogicalFontInstance.hxx.

mpFontCache

ImplFontCache* LogicalFontInstance::mpFontCache

mutableprivate

Definition at line 142 of file LogicalFontInstance.hxx.

Referenced by GetGlyphBoundRect(), ImplFontCache::Invalidate(), and ~LogicalFontInstance().

mxFontMetric

ImplFontMetricDataRef LogicalFontInstance::mxFontMetric

Definition at line 77 of file LogicalFontInstance.hxx.

Referenced by vcl::PDFWriterImpl::drawStraightTextLine(), vcl::PDFWriterImpl::drawStrikeoutLine(), vcl::PDFWriterImpl::drawTextLine(), OutputDevice::DrawWaveLine(), vcl::PDFWriterImpl::drawWaveTextLine(), OutputDevice::GetFontMetric(), OutputDevice::ImplDrawStraightTextLine(), OutputDevice::ImplDrawStrikeoutLine(), OutputDevice::ImplDrawWaveTextLine(), OutputDevice::ImplNewFont(), OutputDevice::SetFontOrientation(), Printer::SetFontOrientation(), and ~LogicalFontInstance().

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The documentation for this class was generated from the following files:

• LogicalFontInstance.hxx
• LogicalFontInstance.cxx