API for pdftoolkit/opentype

BinaryView

A bounded immutable view sharing its backing bytes with child views.

CharacterMapSubtable

EncodingRecord

Segment

One format 4 segment; its stored glyph array precedes the idDelta adjustment.

SegmentedCharacterMap

SequentialCharacterMap

SequentialMapGroup

UnicodeCharacterMap

One selected Unicode subtable, optionally supplemented by format 14.

UnicodeCmapReader

UnicodeRange

UvsMapping

VariationSelectorRecord

MalformedFontException

UnsupportedFontException

Coverage

CoverageFormat1

CoverageFormat2

Feature

FeatureList

FeatureRecord

LangSys

LangSysRecord

Lookup

LookupFlags

LookupList

RangeRecord

Script

ScriptList

ScriptRecord

HorizontalMetrics

HorizontalMetricsReader

Reads the default-instance hmtx metrics, without applying HVAR or gvar.

LongHorMetric

ChecksumPolicy

ReadLimits

Explicit resource budgets, applied before allocating arrays or following offsets.

SfntFont

Directory model; preserved outline bytes are not an outline interpreter.

SfntReader

SfntVersion

TableRecord

AlternateIndex

AlternateSelector

AlternateSet

AlternateSubstFormat1

ExtensionSubstFormat1

FeatureSelection

GlyphSequence

GsubReader

GSUB 1.0/1.1 structure reader; contextual rules are validated and retained, not executed.

GsubTable

LayoutReadBudget

@internal Per-read aggregate budget; never shared between reads.

Ligature

LigatureSet

LigatureSubstFormat1

MultipleSubstFormat1

Sequence

SingleSubstFormat1

SingleSubstFormat2

SubstitutionEngine

One explicitly selected feature stage in logical glyph order, not a Unicode shaping engine.

SubstitutionMatch

@internal One successful action in a lookup pass.

SubstitutionSubtable

UnsupportedSubstitution

CodePoint

GlyphId

Tag