// THIS FILE IS AUTOGENERATED. // Any changes to this file will be overwritten. // For more information about how codegen works, see font-codegen/README.md #[allow(unused_imports)] use crate::codegen_prelude::*; impl<'a> MinByteRange<'a> for Gdef<'a> { fn min_byte_range(&self) -> Range { 0..self.mark_attach_class_def_offset_byte_range().end } fn min_table_bytes(&self) -> &'a [u8] { let range = self.min_byte_range(); self.data.as_bytes().get(range).unwrap_or_default() } } impl TopLevelTable for Gdef<'_> { /// `GDEF` const TAG: Tag = Tag::new(b"GDEF"); } impl<'a> FontRead<'a> for Gdef<'a> { fn read(data: FontData<'a>) -> Result { #[allow(clippy::absurd_extreme_comparisons)] if data.len() < Self::MIN_SIZE { return Err(ReadError::OutOfBounds); } Ok(Self { data }) } } /// [GDEF](https://docs.microsoft.com/en-us/typography/opentype/spec/gdef#gdef-header) 1.0 #[derive(Clone)] pub struct Gdef<'a> { data: FontData<'a>, } #[allow(clippy::needless_lifetimes)] impl<'a> Gdef<'a> { pub const MIN_SIZE: usize = (MajorMinor::RAW_BYTE_LEN + Offset16::RAW_BYTE_LEN + Offset16::RAW_BYTE_LEN + Offset16::RAW_BYTE_LEN + Offset16::RAW_BYTE_LEN); basic_table_impls!(impl_the_methods); /// The major/minor version of the GDEF table pub fn version(&self) -> MajorMinor { let range = self.version_byte_range(); self.data.read_at(range.start).ok().unwrap() } /// Offset to class definition table for glyph type, from beginning /// of GDEF header (may be NULL) pub fn glyph_class_def_offset(&self) -> Nullable { let range = self.glyph_class_def_offset_byte_range(); self.data.read_at(range.start).ok().unwrap() } /// Attempt to resolve [`glyph_class_def_offset`][Self::glyph_class_def_offset]. pub fn glyph_class_def(&self) -> Option, ReadError>> { let data = self.data; self.glyph_class_def_offset().resolve(data) } /// Offset to attachment point list table, from beginning of GDEF /// header (may be NULL) pub fn attach_list_offset(&self) -> Nullable { let range = self.attach_list_offset_byte_range(); self.data.read_at(range.start).ok().unwrap() } /// Attempt to resolve [`attach_list_offset`][Self::attach_list_offset]. pub fn attach_list(&self) -> Option, ReadError>> { let data = self.data; self.attach_list_offset().resolve(data) } /// Offset to ligature caret list table, from beginning of GDEF /// header (may be NULL) pub fn lig_caret_list_offset(&self) -> Nullable { let range = self.lig_caret_list_offset_byte_range(); self.data.read_at(range.start).ok().unwrap() } /// Attempt to resolve [`lig_caret_list_offset`][Self::lig_caret_list_offset]. pub fn lig_caret_list(&self) -> Option, ReadError>> { let data = self.data; self.lig_caret_list_offset().resolve(data) } /// Offset to class definition table for mark attachment type, from /// beginning of GDEF header (may be NULL) pub fn mark_attach_class_def_offset(&self) -> Nullable { let range = self.mark_attach_class_def_offset_byte_range(); self.data.read_at(range.start).ok().unwrap() } /// Attempt to resolve [`mark_attach_class_def_offset`][Self::mark_attach_class_def_offset]. pub fn mark_attach_class_def(&self) -> Option, ReadError>> { let data = self.data; self.mark_attach_class_def_offset().resolve(data) } /// Offset to the table of mark glyph set definitions, from /// beginning of GDEF header (may be NULL) pub fn mark_glyph_sets_def_offset(&self) -> Option> { let range = self.mark_glyph_sets_def_offset_byte_range(); (!range.is_empty()) .then(|| self.data.read_at(range.start).ok()) .flatten() } /// Attempt to resolve [`mark_glyph_sets_def_offset`][Self::mark_glyph_sets_def_offset]. pub fn mark_glyph_sets_def(&self) -> Option, ReadError>> { let data = self.data; self.mark_glyph_sets_def_offset().map(|x| x.resolve(data))? } /// Offset to the Item Variation Store table, from beginning of /// GDEF header (may be NULL) pub fn item_var_store_offset(&self) -> Option> { let range = self.item_var_store_offset_byte_range(); (!range.is_empty()) .then(|| self.data.read_at(range.start).ok()) .flatten() } /// Attempt to resolve [`item_var_store_offset`][Self::item_var_store_offset]. pub fn item_var_store(&self) -> Option, ReadError>> { let data = self.data; self.item_var_store_offset().map(|x| x.resolve(data))? } pub fn version_byte_range(&self) -> Range { let start = 0; let end = start + MajorMinor::RAW_BYTE_LEN; start..end } pub fn glyph_class_def_offset_byte_range(&self) -> Range { let start = self.version_byte_range().end; let end = start + Offset16::RAW_BYTE_LEN; start..end } pub fn attach_list_offset_byte_range(&self) -> Range { let start = self.glyph_class_def_offset_byte_range().end; let end = start + Offset16::RAW_BYTE_LEN; start..end } pub fn lig_caret_list_offset_byte_range(&self) -> Range { let start = self.attach_list_offset_byte_range().end; let end = start + Offset16::RAW_BYTE_LEN; start..end } pub fn mark_attach_class_def_offset_byte_range(&self) -> Range { let start = self.lig_caret_list_offset_byte_range().end; let end = start + Offset16::RAW_BYTE_LEN; start..end } pub fn mark_glyph_sets_def_offset_byte_range(&self) -> Range { let start = self.mark_attach_class_def_offset_byte_range().end; let end = if self.version().compatible((1u16, 2u16)) { start + Offset16::RAW_BYTE_LEN } else { start }; start..end } pub fn item_var_store_offset_byte_range(&self) -> Range { let start = self.mark_glyph_sets_def_offset_byte_range().end; let end = if self.version().compatible((1u16, 3u16)) { start + Offset32::RAW_BYTE_LEN } else { start }; start..end } } const _: () = assert!(FontData::default_data_long_enough(Gdef::MIN_SIZE)); impl Default for Gdef<'_> { fn default() -> Self { Self { data: FontData::default_table_data(), } } } #[cfg(feature = "experimental_traverse")] impl<'a> SomeTable<'a> for Gdef<'a> { fn type_name(&self) -> &str { "Gdef" } fn get_field(&self, idx: usize) -> Option> { match idx { 0usize => Some(Field::new("version", self.version())), 1usize => Some(Field::new( "glyph_class_def_offset", FieldType::offset(self.glyph_class_def_offset(), self.glyph_class_def()), )), 2usize => Some(Field::new( "attach_list_offset", FieldType::offset(self.attach_list_offset(), self.attach_list()), )), 3usize => Some(Field::new( "lig_caret_list_offset", FieldType::offset(self.lig_caret_list_offset(), self.lig_caret_list()), )), 4usize => Some(Field::new( "mark_attach_class_def_offset", FieldType::offset( self.mark_attach_class_def_offset(), self.mark_attach_class_def(), ), )), 5usize if self.version().compatible((1u16, 2u16)) => Some(Field::new( "mark_glyph_sets_def_offset", FieldType::offset( self.mark_glyph_sets_def_offset().unwrap(), self.mark_glyph_sets_def(), ), )), 6usize if self.version().compatible((1u16, 3u16)) => Some(Field::new( "item_var_store_offset", FieldType::offset(self.item_var_store_offset().unwrap(), self.item_var_store()), )), _ => None, } } } #[cfg(feature = "experimental_traverse")] #[allow(clippy::needless_lifetimes)] impl<'a> std::fmt::Debug for Gdef<'a> { fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result { (self as &dyn SomeTable<'a>).fmt(f) } } /// Used in the [Glyph Class Definition Table](https://docs.microsoft.com/en-us/typography/opentype/spec/gdef#glyph-class-definition-table) #[derive(Clone, Copy, Debug, Default, PartialEq, Eq, Hash, PartialOrd, Ord)] #[cfg_attr(feature = "serde", derive(serde::Serialize, serde::Deserialize))] #[repr(u16)] #[allow(clippy::manual_non_exhaustive)] pub enum GlyphClassDef { #[default] Base = 1, Ligature = 2, Mark = 3, Component = 4, #[doc(hidden)] /// If font data is malformed we will map unknown values to this variant Unknown, } impl GlyphClassDef { /// Create from a raw scalar. /// /// This will never fail; unknown values will be mapped to the `Unknown` variant pub fn new(raw: u16) -> Self { match raw { 1 => Self::Base, 2 => Self::Ligature, 3 => Self::Mark, 4 => Self::Component, _ => Self::Unknown, } } } impl font_types::Scalar for GlyphClassDef { type Raw = ::Raw; fn to_raw(self) -> Self::Raw { (self as u16).to_raw() } fn from_raw(raw: Self::Raw) -> Self { let t = ::from_raw(raw); Self::new(t) } } #[cfg(feature = "experimental_traverse")] impl<'a> From for FieldType<'a> { fn from(src: GlyphClassDef) -> FieldType<'a> { (src as u16).into() } } impl<'a> MinByteRange<'a> for AttachList<'a> { fn min_byte_range(&self) -> Range { 0..self.attach_point_offsets_byte_range().end } fn min_table_bytes(&self) -> &'a [u8] { let range = self.min_byte_range(); self.data.as_bytes().get(range).unwrap_or_default() } } impl<'a> FontRead<'a> for AttachList<'a> { fn read(data: FontData<'a>) -> Result { #[allow(clippy::absurd_extreme_comparisons)] if data.len() < Self::MIN_SIZE { return Err(ReadError::OutOfBounds); } Ok(Self { data }) } } /// [Attachment Point List Table](https://docs.microsoft.com/en-us/typography/opentype/spec/gdef#attachment-point-list-table) #[derive(Clone)] pub struct AttachList<'a> { data: FontData<'a>, } #[allow(clippy::needless_lifetimes)] impl<'a> AttachList<'a> { pub const MIN_SIZE: usize = (Offset16::RAW_BYTE_LEN + u16::RAW_BYTE_LEN); basic_table_impls!(impl_the_methods); /// Offset to Coverage table - from beginning of AttachList table pub fn coverage_offset(&self) -> Offset16 { let range = self.coverage_offset_byte_range(); self.data.read_at(range.start).ok().unwrap() } /// Attempt to resolve [`coverage_offset`][Self::coverage_offset]. pub fn coverage(&self) -> Result, ReadError> { let data = self.data; self.coverage_offset().resolve(data) } /// Number of glyphs with attachment points pub fn glyph_count(&self) -> u16 { let range = self.glyph_count_byte_range(); self.data.read_at(range.start).ok().unwrap() } /// Array of offsets to AttachPoint tables-from beginning of /// AttachList table-in Coverage Index order pub fn attach_point_offsets(&self) -> &'a [BigEndian] { let range = self.attach_point_offsets_byte_range(); self.data.read_array(range).ok().unwrap_or_default() } /// A dynamically resolving wrapper for [`attach_point_offsets`][Self::attach_point_offsets]. pub fn attach_points(&self) -> ArrayOfOffsets<'a, AttachPoint<'a>, Offset16> { let data = self.data; let offsets = self.attach_point_offsets(); ArrayOfOffsets::new(offsets, data, ()) } pub fn coverage_offset_byte_range(&self) -> Range { let start = 0; let end = start + Offset16::RAW_BYTE_LEN; start..end } pub fn glyph_count_byte_range(&self) -> Range { let start = self.coverage_offset_byte_range().end; let end = start + u16::RAW_BYTE_LEN; start..end } pub fn attach_point_offsets_byte_range(&self) -> Range { let glyph_count = self.glyph_count(); let start = self.glyph_count_byte_range().end; let end = start + (transforms::to_usize(glyph_count)).saturating_mul(Offset16::RAW_BYTE_LEN); start..end } } const _: () = assert!(FontData::default_data_long_enough(AttachList::MIN_SIZE)); impl Default for AttachList<'_> { fn default() -> Self { Self { data: FontData::default_table_data(), } } } #[cfg(feature = "experimental_traverse")] impl<'a> SomeTable<'a> for AttachList<'a> { fn type_name(&self) -> &str { "AttachList" } fn get_field(&self, idx: usize) -> Option> { match idx { 0usize => Some(Field::new( "coverage_offset", FieldType::offset(self.coverage_offset(), self.coverage()), )), 1usize => Some(Field::new("glyph_count", self.glyph_count())), 2usize => Some(Field::new( "attach_point_offsets", FieldType::from(self.attach_points()), )), _ => None, } } } #[cfg(feature = "experimental_traverse")] #[allow(clippy::needless_lifetimes)] impl<'a> std::fmt::Debug for AttachList<'a> { fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result { (self as &dyn SomeTable<'a>).fmt(f) } } impl<'a> MinByteRange<'a> for AttachPoint<'a> { fn min_byte_range(&self) -> Range { 0..self.point_indices_byte_range().end } fn min_table_bytes(&self) -> &'a [u8] { let range = self.min_byte_range(); self.data.as_bytes().get(range).unwrap_or_default() } } impl<'a> FontRead<'a> for AttachPoint<'a> { fn read(data: FontData<'a>) -> Result { #[allow(clippy::absurd_extreme_comparisons)] if data.len() < Self::MIN_SIZE { return Err(ReadError::OutOfBounds); } Ok(Self { data }) } } /// Part of [AttachList] #[derive(Clone)] pub struct AttachPoint<'a> { data: FontData<'a>, } #[allow(clippy::needless_lifetimes)] impl<'a> AttachPoint<'a> { pub const MIN_SIZE: usize = u16::RAW_BYTE_LEN; basic_table_impls!(impl_the_methods); /// Number of attachment points on this glyph pub fn point_count(&self) -> u16 { let range = self.point_count_byte_range(); self.data.read_at(range.start).ok().unwrap() } /// Array of contour point indices -in increasing numerical order pub fn point_indices(&self) -> &'a [BigEndian] { let range = self.point_indices_byte_range(); self.data.read_array(range).ok().unwrap_or_default() } pub fn point_count_byte_range(&self) -> Range { let start = 0; let end = start + u16::RAW_BYTE_LEN; start..end } pub fn point_indices_byte_range(&self) -> Range { let point_count = self.point_count(); let start = self.point_count_byte_range().end; let end = start + (transforms::to_usize(point_count)).saturating_mul(u16::RAW_BYTE_LEN); start..end } } const _: () = assert!(FontData::default_data_long_enough(AttachPoint::MIN_SIZE)); impl Default for AttachPoint<'_> { fn default() -> Self { Self { data: FontData::default_table_data(), } } } #[cfg(feature = "experimental_traverse")] impl<'a> SomeTable<'a> for AttachPoint<'a> { fn type_name(&self) -> &str { "AttachPoint" } fn get_field(&self, idx: usize) -> Option> { match idx { 0usize => Some(Field::new("point_count", self.point_count())), 1usize => Some(Field::new("point_indices", self.point_indices())), _ => None, } } } #[cfg(feature = "experimental_traverse")] #[allow(clippy::needless_lifetimes)] impl<'a> std::fmt::Debug for AttachPoint<'a> { fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result { (self as &dyn SomeTable<'a>).fmt(f) } } impl<'a> MinByteRange<'a> for LigCaretList<'a> { fn min_byte_range(&self) -> Range { 0..self.lig_glyph_offsets_byte_range().end } fn min_table_bytes(&self) -> &'a [u8] { let range = self.min_byte_range(); self.data.as_bytes().get(range).unwrap_or_default() } } impl<'a> FontRead<'a> for LigCaretList<'a> { fn read(data: FontData<'a>) -> Result { #[allow(clippy::absurd_extreme_comparisons)] if data.len() < Self::MIN_SIZE { return Err(ReadError::OutOfBounds); } Ok(Self { data }) } } /// [Ligature Caret List Table](https://docs.microsoft.com/en-us/typography/opentype/spec/gdef#ligature-caret-list-table) #[derive(Clone)] pub struct LigCaretList<'a> { data: FontData<'a>, } #[allow(clippy::needless_lifetimes)] impl<'a> LigCaretList<'a> { pub const MIN_SIZE: usize = (Offset16::RAW_BYTE_LEN + u16::RAW_BYTE_LEN); basic_table_impls!(impl_the_methods); /// Offset to Coverage table - from beginning of LigCaretList table pub fn coverage_offset(&self) -> Offset16 { let range = self.coverage_offset_byte_range(); self.data.read_at(range.start).ok().unwrap() } /// Attempt to resolve [`coverage_offset`][Self::coverage_offset]. pub fn coverage(&self) -> Result, ReadError> { let data = self.data; self.coverage_offset().resolve(data) } /// Number of ligature glyphs pub fn lig_glyph_count(&self) -> u16 { let range = self.lig_glyph_count_byte_range(); self.data.read_at(range.start).ok().unwrap() } /// Array of offsets to LigGlyph tables, from beginning of /// LigCaretList table —in Coverage Index order pub fn lig_glyph_offsets(&self) -> &'a [BigEndian] { let range = self.lig_glyph_offsets_byte_range(); self.data.read_array(range).ok().unwrap_or_default() } /// A dynamically resolving wrapper for [`lig_glyph_offsets`][Self::lig_glyph_offsets]. pub fn lig_glyphs(&self) -> ArrayOfOffsets<'a, LigGlyph<'a>, Offset16> { let data = self.data; let offsets = self.lig_glyph_offsets(); ArrayOfOffsets::new(offsets, data, ()) } pub fn coverage_offset_byte_range(&self) -> Range { let start = 0; let end = start + Offset16::RAW_BYTE_LEN; start..end } pub fn lig_glyph_count_byte_range(&self) -> Range { let start = self.coverage_offset_byte_range().end; let end = start + u16::RAW_BYTE_LEN; start..end } pub fn lig_glyph_offsets_byte_range(&self) -> Range { let lig_glyph_count = self.lig_glyph_count(); let start = self.lig_glyph_count_byte_range().end; let end = start + (transforms::to_usize(lig_glyph_count)).saturating_mul(Offset16::RAW_BYTE_LEN); start..end } } const _: () = assert!(FontData::default_data_long_enough(LigCaretList::MIN_SIZE)); impl Default for LigCaretList<'_> { fn default() -> Self { Self { data: FontData::default_table_data(), } } } #[cfg(feature = "experimental_traverse")] impl<'a> SomeTable<'a> for LigCaretList<'a> { fn type_name(&self) -> &str { "LigCaretList" } fn get_field(&self, idx: usize) -> Option> { match idx { 0usize => Some(Field::new( "coverage_offset", FieldType::offset(self.coverage_offset(), self.coverage()), )), 1usize => Some(Field::new("lig_glyph_count", self.lig_glyph_count())), 2usize => Some(Field::new( "lig_glyph_offsets", FieldType::from(self.lig_glyphs()), )), _ => None, } } } #[cfg(feature = "experimental_traverse")] #[allow(clippy::needless_lifetimes)] impl<'a> std::fmt::Debug for LigCaretList<'a> { fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result { (self as &dyn SomeTable<'a>).fmt(f) } } impl<'a> MinByteRange<'a> for LigGlyph<'a> { fn min_byte_range(&self) -> Range { 0..self.caret_value_offsets_byte_range().end } fn min_table_bytes(&self) -> &'a [u8] { let range = self.min_byte_range(); self.data.as_bytes().get(range).unwrap_or_default() } } impl<'a> FontRead<'a> for LigGlyph<'a> { fn read(data: FontData<'a>) -> Result { #[allow(clippy::absurd_extreme_comparisons)] if data.len() < Self::MIN_SIZE { return Err(ReadError::OutOfBounds); } Ok(Self { data }) } } /// [Ligature Glyph Table](https://docs.microsoft.com/en-us/typography/opentype/spec/gdef#ligature-glyph-table) #[derive(Clone)] pub struct LigGlyph<'a> { data: FontData<'a>, } #[allow(clippy::needless_lifetimes)] impl<'a> LigGlyph<'a> { pub const MIN_SIZE: usize = u16::RAW_BYTE_LEN; basic_table_impls!(impl_the_methods); /// Number of CaretValue tables for this ligature (components - 1) pub fn caret_count(&self) -> u16 { let range = self.caret_count_byte_range(); self.data.read_at(range.start).ok().unwrap() } /// Array of offsets to CaretValue tables, from beginning of /// LigGlyph table — in increasing coordinate order pub fn caret_value_offsets(&self) -> &'a [BigEndian] { let range = self.caret_value_offsets_byte_range(); self.data.read_array(range).ok().unwrap_or_default() } /// A dynamically resolving wrapper for [`caret_value_offsets`][Self::caret_value_offsets]. pub fn caret_values(&self) -> ArrayOfOffsets<'a, CaretValue<'a>, Offset16> { let data = self.data; let offsets = self.caret_value_offsets(); ArrayOfOffsets::new(offsets, data, ()) } pub fn caret_count_byte_range(&self) -> Range { let start = 0; let end = start + u16::RAW_BYTE_LEN; start..end } pub fn caret_value_offsets_byte_range(&self) -> Range { let caret_count = self.caret_count(); let start = self.caret_count_byte_range().end; let end = start + (transforms::to_usize(caret_count)).saturating_mul(Offset16::RAW_BYTE_LEN); start..end } } const _: () = assert!(FontData::default_data_long_enough(LigGlyph::MIN_SIZE)); impl Default for LigGlyph<'_> { fn default() -> Self { Self { data: FontData::default_table_data(), } } } #[cfg(feature = "experimental_traverse")] impl<'a> SomeTable<'a> for LigGlyph<'a> { fn type_name(&self) -> &str { "LigGlyph" } fn get_field(&self, idx: usize) -> Option> { match idx { 0usize => Some(Field::new("caret_count", self.caret_count())), 1usize => Some(Field::new( "caret_value_offsets", FieldType::from(self.caret_values()), )), _ => None, } } } #[cfg(feature = "experimental_traverse")] #[allow(clippy::needless_lifetimes)] impl<'a> std::fmt::Debug for LigGlyph<'a> { fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result { (self as &dyn SomeTable<'a>).fmt(f) } } /// [Caret Value Tables](https://docs.microsoft.com/en-us/typography/opentype/spec/gdef#caret-value-tables) #[derive(Clone)] pub enum CaretValue<'a> { Format1(CaretValueFormat1<'a>), Format2(CaretValueFormat2<'a>), Format3(CaretValueFormat3<'a>), } impl Default for CaretValue<'_> { fn default() -> Self { Self::Format1(Default::default()) } } impl<'a> CaretValue<'a> { ///Return the `FontData` used to resolve offsets for this table. pub fn offset_data(&self) -> FontData<'a> { match self { Self::Format1(item) => item.offset_data(), Self::Format2(item) => item.offset_data(), Self::Format3(item) => item.offset_data(), } } /// Format identifier: format = 1 pub fn caret_value_format(&self) -> u16 { match self { Self::Format1(item) => item.caret_value_format(), Self::Format2(item) => item.caret_value_format(), Self::Format3(item) => item.caret_value_format(), } } } impl<'a> FontRead<'a> for CaretValue<'a> { fn read(data: FontData<'a>) -> Result { let format: u16 = data.read_at(0usize)?; match format { CaretValueFormat1::FORMAT => Ok(Self::Format1(FontRead::read(data)?)), CaretValueFormat2::FORMAT => Ok(Self::Format2(FontRead::read(data)?)), CaretValueFormat3::FORMAT => Ok(Self::Format3(FontRead::read(data)?)), other => Err(ReadError::InvalidFormat(other.into())), } } } impl<'a> MinByteRange<'a> for CaretValue<'a> { fn min_byte_range(&self) -> Range { match self { Self::Format1(item) => item.min_byte_range(), Self::Format2(item) => item.min_byte_range(), Self::Format3(item) => item.min_byte_range(), } } fn min_table_bytes(&self) -> &'a [u8] { match self { Self::Format1(item) => item.min_table_bytes(), Self::Format2(item) => item.min_table_bytes(), Self::Format3(item) => item.min_table_bytes(), } } } #[cfg(feature = "experimental_traverse")] impl<'a> CaretValue<'a> { fn dyn_inner<'b>(&'b self) -> &'b dyn SomeTable<'a> { match self { Self::Format1(table) => table, Self::Format2(table) => table, Self::Format3(table) => table, } } } #[cfg(feature = "experimental_traverse")] impl std::fmt::Debug for CaretValue<'_> { fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result { self.dyn_inner().fmt(f) } } #[cfg(feature = "experimental_traverse")] impl<'a> SomeTable<'a> for CaretValue<'a> { fn type_name(&self) -> &str { self.dyn_inner().type_name() } fn get_field(&self, idx: usize) -> Option> { self.dyn_inner().get_field(idx) } } impl Format for CaretValueFormat1<'_> { const FORMAT: u16 = 1; } impl<'a> MinByteRange<'a> for CaretValueFormat1<'a> { fn min_byte_range(&self) -> Range { 0..self.coordinate_byte_range().end } fn min_table_bytes(&self) -> &'a [u8] { let range = self.min_byte_range(); self.data.as_bytes().get(range).unwrap_or_default() } } impl<'a> FontRead<'a> for CaretValueFormat1<'a> { fn read(data: FontData<'a>) -> Result { #[allow(clippy::absurd_extreme_comparisons)] if data.len() < Self::MIN_SIZE { return Err(ReadError::OutOfBounds); } Ok(Self { data }) } } /// [CaretValue Format 1](https://docs.microsoft.com/en-us/typography/opentype/spec/gdef#caretvalue-format-1) #[derive(Clone)] pub struct CaretValueFormat1<'a> { data: FontData<'a>, } #[allow(clippy::needless_lifetimes)] impl<'a> CaretValueFormat1<'a> { pub const MIN_SIZE: usize = (u16::RAW_BYTE_LEN + i16::RAW_BYTE_LEN); basic_table_impls!(impl_the_methods); /// Format identifier: format = 1 pub fn caret_value_format(&self) -> u16 { let range = self.caret_value_format_byte_range(); self.data.read_at(range.start).ok().unwrap() } /// X or Y value, in design units pub fn coordinate(&self) -> i16 { let range = self.coordinate_byte_range(); self.data.read_at(range.start).ok().unwrap() } pub fn caret_value_format_byte_range(&self) -> Range { let start = 0; let end = start + u16::RAW_BYTE_LEN; start..end } pub fn coordinate_byte_range(&self) -> Range { let start = self.caret_value_format_byte_range().end; let end = start + i16::RAW_BYTE_LEN; start..end } } const _: () = assert!(FontData::default_data_long_enough( CaretValueFormat1::MIN_SIZE )); impl Default for CaretValueFormat1<'_> { fn default() -> Self { Self { data: FontData::default_format_1_u16_table_data(), } } } #[cfg(feature = "experimental_traverse")] impl<'a> SomeTable<'a> for CaretValueFormat1<'a> { fn type_name(&self) -> &str { "CaretValueFormat1" } fn get_field(&self, idx: usize) -> Option> { match idx { 0usize => Some(Field::new("caret_value_format", self.caret_value_format())), 1usize => Some(Field::new("coordinate", self.coordinate())), _ => None, } } } #[cfg(feature = "experimental_traverse")] #[allow(clippy::needless_lifetimes)] impl<'a> std::fmt::Debug for CaretValueFormat1<'a> { fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result { (self as &dyn SomeTable<'a>).fmt(f) } } impl Format for CaretValueFormat2<'_> { const FORMAT: u16 = 2; } impl<'a> MinByteRange<'a> for CaretValueFormat2<'a> { fn min_byte_range(&self) -> Range { 0..self.caret_value_point_index_byte_range().end } fn min_table_bytes(&self) -> &'a [u8] { let range = self.min_byte_range(); self.data.as_bytes().get(range).unwrap_or_default() } } impl<'a> FontRead<'a> for CaretValueFormat2<'a> { fn read(data: FontData<'a>) -> Result { #[allow(clippy::absurd_extreme_comparisons)] if data.len() < Self::MIN_SIZE { return Err(ReadError::OutOfBounds); } Ok(Self { data }) } } /// [CaretValue Format 2](https://docs.microsoft.com/en-us/typography/opentype/spec/gdef#caretvalue-format-2) #[derive(Clone)] pub struct CaretValueFormat2<'a> { data: FontData<'a>, } #[allow(clippy::needless_lifetimes)] impl<'a> CaretValueFormat2<'a> { pub const MIN_SIZE: usize = (u16::RAW_BYTE_LEN + u16::RAW_BYTE_LEN); basic_table_impls!(impl_the_methods); /// Format identifier: format = 2 pub fn caret_value_format(&self) -> u16 { let range = self.caret_value_format_byte_range(); self.data.read_at(range.start).ok().unwrap() } /// Contour point index on glyph pub fn caret_value_point_index(&self) -> u16 { let range = self.caret_value_point_index_byte_range(); self.data.read_at(range.start).ok().unwrap() } pub fn caret_value_format_byte_range(&self) -> Range { let start = 0; let end = start + u16::RAW_BYTE_LEN; start..end } pub fn caret_value_point_index_byte_range(&self) -> Range { let start = self.caret_value_format_byte_range().end; let end = start + u16::RAW_BYTE_LEN; start..end } } #[cfg(feature = "experimental_traverse")] impl<'a> SomeTable<'a> for CaretValueFormat2<'a> { fn type_name(&self) -> &str { "CaretValueFormat2" } fn get_field(&self, idx: usize) -> Option> { match idx { 0usize => Some(Field::new("caret_value_format", self.caret_value_format())), 1usize => Some(Field::new( "caret_value_point_index", self.caret_value_point_index(), )), _ => None, } } } #[cfg(feature = "experimental_traverse")] #[allow(clippy::needless_lifetimes)] impl<'a> std::fmt::Debug for CaretValueFormat2<'a> { fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result { (self as &dyn SomeTable<'a>).fmt(f) } } impl Format for CaretValueFormat3<'_> { const FORMAT: u16 = 3; } impl<'a> MinByteRange<'a> for CaretValueFormat3<'a> { fn min_byte_range(&self) -> Range { 0..self.device_offset_byte_range().end } fn min_table_bytes(&self) -> &'a [u8] { let range = self.min_byte_range(); self.data.as_bytes().get(range).unwrap_or_default() } } impl<'a> FontRead<'a> for CaretValueFormat3<'a> { fn read(data: FontData<'a>) -> Result { #[allow(clippy::absurd_extreme_comparisons)] if data.len() < Self::MIN_SIZE { return Err(ReadError::OutOfBounds); } Ok(Self { data }) } } /// [CaretValue Format 3](https://docs.microsoft.com/en-us/typography/opentype/spec/gdef#caretvalue-format-3) #[derive(Clone)] pub struct CaretValueFormat3<'a> { data: FontData<'a>, } #[allow(clippy::needless_lifetimes)] impl<'a> CaretValueFormat3<'a> { pub const MIN_SIZE: usize = (u16::RAW_BYTE_LEN + i16::RAW_BYTE_LEN + Offset16::RAW_BYTE_LEN); basic_table_impls!(impl_the_methods); /// Format identifier-format = 3 pub fn caret_value_format(&self) -> u16 { let range = self.caret_value_format_byte_range(); self.data.read_at(range.start).ok().unwrap() } /// X or Y value, in design units pub fn coordinate(&self) -> i16 { let range = self.coordinate_byte_range(); self.data.read_at(range.start).ok().unwrap() } /// Offset to Device table (non-variable font) / Variation Index /// table (variable font) for X or Y value-from beginning of /// CaretValue table pub fn device_offset(&self) -> Offset16 { let range = self.device_offset_byte_range(); self.data.read_at(range.start).ok().unwrap() } /// Attempt to resolve [`device_offset`][Self::device_offset]. pub fn device(&self) -> Result, ReadError> { let data = self.data; self.device_offset().resolve(data) } pub fn caret_value_format_byte_range(&self) -> Range { let start = 0; let end = start + u16::RAW_BYTE_LEN; start..end } pub fn coordinate_byte_range(&self) -> Range { let start = self.caret_value_format_byte_range().end; let end = start + i16::RAW_BYTE_LEN; start..end } pub fn device_offset_byte_range(&self) -> Range { let start = self.coordinate_byte_range().end; let end = start + Offset16::RAW_BYTE_LEN; start..end } } #[cfg(feature = "experimental_traverse")] impl<'a> SomeTable<'a> for CaretValueFormat3<'a> { fn type_name(&self) -> &str { "CaretValueFormat3" } fn get_field(&self, idx: usize) -> Option> { match idx { 0usize => Some(Field::new("caret_value_format", self.caret_value_format())), 1usize => Some(Field::new("coordinate", self.coordinate())), 2usize => Some(Field::new( "device_offset", FieldType::offset(self.device_offset(), self.device()), )), _ => None, } } } #[cfg(feature = "experimental_traverse")] #[allow(clippy::needless_lifetimes)] impl<'a> std::fmt::Debug for CaretValueFormat3<'a> { fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result { (self as &dyn SomeTable<'a>).fmt(f) } } impl Format for MarkGlyphSets<'_> { const FORMAT: u16 = 1; } impl<'a> MinByteRange<'a> for MarkGlyphSets<'a> { fn min_byte_range(&self) -> Range { 0..self.coverage_offsets_byte_range().end } fn min_table_bytes(&self) -> &'a [u8] { let range = self.min_byte_range(); self.data.as_bytes().get(range).unwrap_or_default() } } impl<'a> FontRead<'a> for MarkGlyphSets<'a> { fn read(data: FontData<'a>) -> Result { #[allow(clippy::absurd_extreme_comparisons)] if data.len() < Self::MIN_SIZE { return Err(ReadError::OutOfBounds); } Ok(Self { data }) } } /// [Mark Glyph Sets Table](https://docs.microsoft.com/en-us/typography/opentype/spec/gdef#mark-glyph-sets-table) #[derive(Clone)] pub struct MarkGlyphSets<'a> { data: FontData<'a>, } #[allow(clippy::needless_lifetimes)] impl<'a> MarkGlyphSets<'a> { pub const MIN_SIZE: usize = (u16::RAW_BYTE_LEN + u16::RAW_BYTE_LEN); basic_table_impls!(impl_the_methods); /// Format identifier == 1 pub fn format(&self) -> u16 { let range = self.format_byte_range(); self.data.read_at(range.start).ok().unwrap() } /// Number of mark glyph sets defined pub fn mark_glyph_set_count(&self) -> u16 { let range = self.mark_glyph_set_count_byte_range(); self.data.read_at(range.start).ok().unwrap() } /// Array of offsets to mark glyph set coverage tables, from the /// start of the MarkGlyphSets table. pub fn coverage_offsets(&self) -> &'a [BigEndian] { let range = self.coverage_offsets_byte_range(); self.data.read_array(range).ok().unwrap_or_default() } /// A dynamically resolving wrapper for [`coverage_offsets`][Self::coverage_offsets]. pub fn coverages(&self) -> ArrayOfOffsets<'a, CoverageTable<'a>, Offset32> { let data = self.data; let offsets = self.coverage_offsets(); ArrayOfOffsets::new(offsets, data, ()) } pub fn format_byte_range(&self) -> Range { let start = 0; let end = start + u16::RAW_BYTE_LEN; start..end } pub fn mark_glyph_set_count_byte_range(&self) -> Range { let start = self.format_byte_range().end; let end = start + u16::RAW_BYTE_LEN; start..end } pub fn coverage_offsets_byte_range(&self) -> Range { let mark_glyph_set_count = self.mark_glyph_set_count(); let start = self.mark_glyph_set_count_byte_range().end; let end = start + (transforms::to_usize(mark_glyph_set_count)).saturating_mul(Offset32::RAW_BYTE_LEN); start..end } } const _: () = assert!(FontData::default_data_long_enough(MarkGlyphSets::MIN_SIZE)); impl Default for MarkGlyphSets<'_> { fn default() -> Self { Self { data: FontData::default_format_1_u16_table_data(), } } } #[cfg(feature = "experimental_traverse")] impl<'a> SomeTable<'a> for MarkGlyphSets<'a> { fn type_name(&self) -> &str { "MarkGlyphSets" } fn get_field(&self, idx: usize) -> Option> { match idx { 0usize => Some(Field::new("format", self.format())), 1usize => Some(Field::new( "mark_glyph_set_count", self.mark_glyph_set_count(), )), 2usize => Some(Field::new( "coverage_offsets", FieldType::from(self.coverages()), )), _ => None, } } } #[cfg(feature = "experimental_traverse")] #[allow(clippy::needless_lifetimes)] impl<'a> std::fmt::Debug for MarkGlyphSets<'a> { fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result { (self as &dyn SomeTable<'a>).fmt(f) } }