Describes a typeface along with any modifications to its intrinsic properties. More...

#include <font.h>

Inheritance diagram for impeller::Font:

Classes
struct	Metrics
	Describes the modifications made to the intrinsic properties of a typeface. More...

Public Member Functions
	Font (std::shared_ptr< Typeface > typeface, Metrics metrics, AxisAlignment axis_alignment)

	~Font ()

bool	IsValid () const

const std::shared_ptr< Typeface > &	GetTypeface () const
	The typeface whose intrinsic properties this font modifies. More...

const Metrics &	GetMetrics () const

std::size_t	GetHash () const override

bool	IsEqual (const Font &other) const override

AxisAlignment	GetAxisAlignment () const

Detailed Description

Describes a typeface along with any modifications to its intrinsic properties.

Definition at line 35 of file font.h.

Constructor & Destructor Documentation

◆ Font()

impeller::Font::Font	(	std::shared_ptr< Typeface >	typeface,
		Metrics	metrics,
		AxisAlignment	axis_alignment
	)

Definition at line 9 of file font.cc.

     : typeface_(std::move(typeface)),
       metrics_(metrics),
       axis_alignment_(axis_alignment) {
   if (!typeface_) {
     return;
   }
   is_valid_ = true;
 }

◆ ~Font()

impeller::Font::~Font ( )

default

Member Function Documentation

◆ GetAxisAlignment()

AxisAlignment impeller::Font::GetAxisAlignment ( ) const

Definition at line 41 of file font.cc.

                                            {
   return axis_alignment_;
 }

Referenced by impeller::TextContents::ComputeVertexData().

◆ GetHash()

std::size_t impeller::Font::GetHash ( ) const

overridevirtual

Implements impeller::Comparable< Font >.

Definition at line 31 of file font.cc.

                               {
   return fml::HashCombine(is_valid_, typeface_ ? typeface_->GetHash() : 0u,
                           metrics_);
 }

Referenced by impeller::TextShadowCache::TextShadowCacheKey::Hash::operator()().

◆ GetMetrics()

const Font::Metrics & impeller::Font::GetMetrics ( ) const

Definition at line 45 of file font.cc.

                                           {
   return metrics_;
 }

Referenced by impeller::DrawGlyph().

◆ GetTypeface()

const std::shared_ptr< Typeface > & impeller::Font::GetTypeface ( ) const

The typeface whose intrinsic properties this font modifies.

Returns: The typeface.

Definition at line 27 of file font.cc.

                                                        {
   return typeface_;
 }

Referenced by impeller::DrawGlyph().

◆ IsEqual()

bool impeller::Font::IsEqual ( const Font & other ) const

overridevirtual

Implements impeller::Comparable< Font >.

Definition at line 36 of file font.cc.

                                           {
   return DeepComparePointer(typeface_, other.typeface_) &&
          is_valid_ == other.is_valid_ && metrics_ == other.metrics_;
 }

References impeller::DeepComparePointer().

Referenced by impeller::ScaledFont::Equal::operator()(), and impeller::TextShadowCache::TextShadowCacheKey::Equal::operator()().

◆ IsValid()

bool impeller::Font::IsValid ( ) const

Definition at line 23 of file font.cc.

                          {
   return is_valid_;
 }

Referenced by impeller::TextRun::TextRun().

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

impeller/typographer/font.h
impeller/typographer/font.cc

Classes

Public Member Functions