Module gpos 

the GPOS table

Re-exports

pub use super::layout::ClassDef;

pub use super::layout::CoverageTable;

pub use super::layout::Device;

pub use super::layout::DeviceOrVariationIndex;

pub use super::layout::FeatureList;

pub use super::layout::FeatureVariations;

pub use super::layout::Lookup;

pub use super::layout::ScriptList;

Modules

closure 🔒

support closure for GPOS

value_record 🔒

A GPOS ValueRecord

Structs

AnchorFormat1

Anchor Table Format 1: Design Units

AnchorFormat2

Anchor Table Format 2: Design Units Plus Contour Point

AnchorFormat3

Anchor Table Format 3: Design Units Plus Device or VariationIndex Tables

BaseArray

Part of MarkBasePosFormat1

BaseArray2

BaseArray2 (ISO/IEC 14496-22:2026).

BaseRecord

Part of BaseArray

BaseRecord2

BaseRecord2 (ISO/IEC 14496-22:2026).

Class1Record

Part of PairPosFormat2

Class2Record

Part of PairPosFormat2

ClassValueRecords

The two-dimensional array of value records in a PairPosFormat2, located but not read.

ComponentRecord

Part of MarkLigPosFormat1

ComponentRecord2

ComponentRecord2 (ISO/IEC 14496-22:2026).

CursivePosFormat1

Cursive Attachment Positioning Format 1: Cursvie attachment

CursivePosFormat2

CursivePosFormat2 (ISO/IEC 14496-22:2026).

EntryExitRecord

Part of CursivePosFormat1

EntryExitRecord2

EntryExitRecord2 (ISO/IEC 14496-22:2026).

ExtensionPosFormat1

Extension Positioning Subtable Format 1

Gpos

Class Definition Table Format 1 GPOS Version 1.0

LigatureArray

Part of MarkLigPosFormat1

LigatureArray2

LigatureArray2 (ISO/IEC 14496-22:2026).

LigatureAttach

Part of MarkLigPosFormat1

LigatureAttach2

LigatureAttach2 (ISO/IEC 14496-22:2026).

Mark2Array

Part of MarkMarkPosFormat1Class2Record

Mark2Array2

Mark2Array2 (ISO/IEC 14496-22:2026).

Mark2Record

Part of MarkMarkPosFormat1

Mark2Record2

Mark2Record2 (ISO/IEC 14496-22:2026).

MarkArray

Mark Array Table

MarkArray2

MarkArray2 (ISO/IEC 14496-22:2026).

MarkBasePosFormat1

Mark-to-Base Attachment Positioning Format 1: Mark-to-base Attachment Point

MarkBasePosFormat2

MarkBasePosFormat2 (ISO/IEC 14496-22:2026).

MarkLigPosFormat1

Mark-to-Ligature Positioning Format 1: Mark-to-Ligature Attachment

MarkLigPosFormat2

MarkLigPosFormat2 (ISO/IEC 14496-22:2026).

MarkMarkPosFormat1

Mark-to-Mark Attachment Positioning Format 1: Mark-to-Mark Attachment

MarkMarkPosFormat2

MarkMarkPosFormat2 (ISO/IEC 14496-22:2026).

MarkRecord

Part of MarkArray

MarkRecord2

MarkRecord2 (ISO/IEC 14496-22:2026).

PairPosFormat1

Pair Adjustment Positioning Format 1: Adjustments for Glyph Pairs

PairPosFormat2

Pair Adjustment Positioning Format 2: Class Pair Adjustment

PairPosFormat3

PairPosFormat3 (ISO/IEC 14496-22:2026).

PairPosFormat4

PairPosFormat4 (ISO/IEC 14496-22:2026).

PairSet

Part of PairPosFormat1

PairSet2

PairSet2 (ISO/IEC 14496-22:2026).

PairValueRecord

Part of PairSet

PairValueRecord2

PairValueRecord2 (ISO/IEC 14496-22:2026).

SinglePosFormat1

Single Adjustment Positioning Format 1: Single Positioning Value

SinglePosFormat2

Single Adjustment Positioning Format 2: Array of Positioning Values

SinglePosFormat3

SinglePosFormat3 (ISO/IEC 14496-22:2026).

SinglePosFormat4

SinglePosFormat4 (ISO/IEC 14496-22:2026).

ValueFormat

See ValueRecord

ValueRecord

A GPOS ValueRecord, with fields read on demand.

Enums

AnchorTable

Anchor Tables position one glyph with respect to another.

CursivePos

CursivePos (ISO/IEC 14496-22:2026).

ExtensionSubtable

A GPOS Extension Positioning subtable

MarkBasePos

MarkBasePos (ISO/IEC 14496-22:2026).

MarkLigPos

MarkLigPos (ISO/IEC 14496-22:2026).

MarkMarkPos

MarkMarkPos (ISO/IEC 14496-22:2026).

PairPos

Lookup Type 1: Single Adjustment Positioning Subtable

PositionLookup

A GPOS Lookup subtable.

PositionSubtables

The subtables from a GPOS lookup.

SinglePos

Lookup Type 1: Single Adjustment Positioning Subtable

Type Aliases

OriginalPositionLookupList

A lookup list with the original 16-bit offsets.

PosSubtables 🔒

PositionChainContext

A GPOS ChainedSequenceContext

PositionLookupList

The GPOS lookup list selected by the header.

PositionLookupList2

A lookup list with 32-bit offsets.

PositionSequenceContext

A GPOS SequenceContext