AlternateSubstFormat1

class final readonly Optional · pdftoolkit/opentype 0.1.0

PDFToolkit\OpenType\Substitution\AlternateSubstFormat1

This component belongs to pdftoolkit/opentype, a module installed separately from the core. Module guide. Package API.

Inheritance and contracts

Interfaces : PDFToolkit\OpenType\Substitution\SubstitutionSubtable

public function __construct(PDFToolkit\OpenType\Layout\Coverage $coverage, array $alternateSets)

@param list<AlternateSet> $alternateSets

public function isSupported(): bool

public function lookupType(): int

Declaration	Origin and documentation
`public readonly array $alternateSets`	PDFToolkit\OpenType\Substitution\AlternateSubstFormat1 @var list<AlternateSet>
`public readonly PDFToolkit\OpenType\Layout\Coverage $coverage`	PDFToolkit\OpenType\Substitution\AlternateSubstFormat1