1149 lines
36 KiB
Rust
1149 lines
36 KiB
Rust
// THIS FILE IS AUTOGENERATED.
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// Any changes to this file will be overwritten.
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// For more information about how codegen works, see font-codegen/README.md
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#[allow(unused_imports)]
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use crate::codegen_prelude::*;
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/// [VARC](https://github.com/harfbuzz/boring-expansion-spec/blob/main/VARC.md) (Variable Composites / Components Table)
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///
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/// [FontTools VARC](https://github.com/fonttools/fonttools/blob/5e6b12d12fa08abafbeb7570f47707fbedf69a45/Lib/fontTools/ttLib/tables/otData.py#L3459-L3476)
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#[derive(Debug, Clone, Copy)]
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#[doc(hidden)]
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pub struct VarcMarker {}
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impl VarcMarker {
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pub fn version_byte_range(&self) -> Range<usize> {
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let start = 0;
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start..start + MajorMinor::RAW_BYTE_LEN
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}
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pub fn coverage_offset_byte_range(&self) -> Range<usize> {
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let start = self.version_byte_range().end;
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start..start + Offset32::RAW_BYTE_LEN
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}
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pub fn multi_var_store_offset_byte_range(&self) -> Range<usize> {
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let start = self.coverage_offset_byte_range().end;
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start..start + Offset32::RAW_BYTE_LEN
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}
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pub fn condition_list_offset_byte_range(&self) -> Range<usize> {
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let start = self.multi_var_store_offset_byte_range().end;
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start..start + Offset32::RAW_BYTE_LEN
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}
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pub fn axis_indices_list_offset_byte_range(&self) -> Range<usize> {
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let start = self.condition_list_offset_byte_range().end;
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start..start + Offset32::RAW_BYTE_LEN
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}
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pub fn var_composite_glyphs_offset_byte_range(&self) -> Range<usize> {
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let start = self.axis_indices_list_offset_byte_range().end;
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start..start + Offset32::RAW_BYTE_LEN
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}
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}
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impl MinByteRange for VarcMarker {
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fn min_byte_range(&self) -> Range<usize> {
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0..self.var_composite_glyphs_offset_byte_range().end
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}
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}
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impl TopLevelTable for Varc<'_> {
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/// `VARC`
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const TAG: Tag = Tag::new(b"VARC");
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}
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impl<'a> FontRead<'a> for Varc<'a> {
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fn read(data: FontData<'a>) -> Result<Self, ReadError> {
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let mut cursor = data.cursor();
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cursor.advance::<MajorMinor>();
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cursor.advance::<Offset32>();
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cursor.advance::<Offset32>();
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cursor.advance::<Offset32>();
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cursor.advance::<Offset32>();
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cursor.advance::<Offset32>();
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cursor.finish(VarcMarker {})
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}
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}
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/// [VARC](https://github.com/harfbuzz/boring-expansion-spec/blob/main/VARC.md) (Variable Composites / Components Table)
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///
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/// [FontTools VARC](https://github.com/fonttools/fonttools/blob/5e6b12d12fa08abafbeb7570f47707fbedf69a45/Lib/fontTools/ttLib/tables/otData.py#L3459-L3476)
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pub type Varc<'a> = TableRef<'a, VarcMarker>;
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#[allow(clippy::needless_lifetimes)]
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impl<'a> Varc<'a> {
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/// Major/minor version number. Set to 1.0.
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pub fn version(&self) -> MajorMinor {
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let range = self.shape.version_byte_range();
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self.data.read_at(range.start).unwrap()
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}
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pub fn coverage_offset(&self) -> Offset32 {
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let range = self.shape.coverage_offset_byte_range();
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self.data.read_at(range.start).unwrap()
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}
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/// Attempt to resolve [`coverage_offset`][Self::coverage_offset].
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pub fn coverage(&self) -> Result<CoverageTable<'a>, ReadError> {
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let data = self.data;
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self.coverage_offset().resolve(data)
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}
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pub fn multi_var_store_offset(&self) -> Nullable<Offset32> {
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let range = self.shape.multi_var_store_offset_byte_range();
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self.data.read_at(range.start).unwrap()
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}
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/// Attempt to resolve [`multi_var_store_offset`][Self::multi_var_store_offset].
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pub fn multi_var_store(&self) -> Option<Result<MultiItemVariationStore<'a>, ReadError>> {
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let data = self.data;
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self.multi_var_store_offset().resolve(data)
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}
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pub fn condition_list_offset(&self) -> Nullable<Offset32> {
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let range = self.shape.condition_list_offset_byte_range();
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self.data.read_at(range.start).unwrap()
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}
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/// Attempt to resolve [`condition_list_offset`][Self::condition_list_offset].
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pub fn condition_list(&self) -> Option<Result<ConditionList<'a>, ReadError>> {
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let data = self.data;
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self.condition_list_offset().resolve(data)
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}
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pub fn axis_indices_list_offset(&self) -> Nullable<Offset32> {
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let range = self.shape.axis_indices_list_offset_byte_range();
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self.data.read_at(range.start).unwrap()
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}
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/// Attempt to resolve [`axis_indices_list_offset`][Self::axis_indices_list_offset].
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pub fn axis_indices_list(&self) -> Option<Result<Index2<'a>, ReadError>> {
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let data = self.data;
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self.axis_indices_list_offset().resolve(data)
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}
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pub fn var_composite_glyphs_offset(&self) -> Offset32 {
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let range = self.shape.var_composite_glyphs_offset_byte_range();
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self.data.read_at(range.start).unwrap()
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}
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/// Attempt to resolve [`var_composite_glyphs_offset`][Self::var_composite_glyphs_offset].
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pub fn var_composite_glyphs(&self) -> Result<Index2<'a>, ReadError> {
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let data = self.data;
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self.var_composite_glyphs_offset().resolve(data)
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}
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}
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#[cfg(feature = "experimental_traverse")]
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impl<'a> SomeTable<'a> for Varc<'a> {
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fn type_name(&self) -> &str {
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"Varc"
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}
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fn get_field(&self, idx: usize) -> Option<Field<'a>> {
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match idx {
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0usize => Some(Field::new("version", self.version())),
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1usize => Some(Field::new(
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"coverage_offset",
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FieldType::offset(self.coverage_offset(), self.coverage()),
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)),
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2usize => Some(Field::new(
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"multi_var_store_offset",
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FieldType::offset(self.multi_var_store_offset(), self.multi_var_store()),
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)),
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3usize => Some(Field::new(
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"condition_list_offset",
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FieldType::offset(self.condition_list_offset(), self.condition_list()),
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)),
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4usize => Some(Field::new(
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"axis_indices_list_offset",
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FieldType::offset(self.axis_indices_list_offset(), self.axis_indices_list()),
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)),
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5usize => Some(Field::new(
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"var_composite_glyphs_offset",
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FieldType::offset(
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self.var_composite_glyphs_offset(),
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self.var_composite_glyphs(),
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),
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)),
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_ => None,
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}
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}
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}
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#[cfg(feature = "experimental_traverse")]
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#[allow(clippy::needless_lifetimes)]
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impl<'a> std::fmt::Debug for Varc<'a> {
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fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
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(self as &dyn SomeTable<'a>).fmt(f)
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}
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}
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impl Format<u16> for MultiItemVariationStoreMarker {
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const FORMAT: u16 = 1;
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}
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/// * <https://github.com/fonttools/fonttools/blob/5e6b12d12fa08abafbeb7570f47707fbedf69a45/Lib/fontTools/ttLib/tables/otData.py#L3451-L3457>
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/// * <https://github.com/harfbuzz/harfbuzz/blob/7be12b33e3f07067c159d8f516eb31df58c75876/src/hb-ot-layout-common.hh#L3517-L3520C3>
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#[derive(Debug, Clone, Copy)]
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#[doc(hidden)]
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pub struct MultiItemVariationStoreMarker {
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variation_data_offsets_byte_len: usize,
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}
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impl MultiItemVariationStoreMarker {
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pub fn format_byte_range(&self) -> Range<usize> {
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let start = 0;
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start..start + u16::RAW_BYTE_LEN
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}
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pub fn region_list_offset_byte_range(&self) -> Range<usize> {
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let start = self.format_byte_range().end;
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start..start + Offset32::RAW_BYTE_LEN
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}
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pub fn variation_data_count_byte_range(&self) -> Range<usize> {
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let start = self.region_list_offset_byte_range().end;
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start..start + u16::RAW_BYTE_LEN
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}
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pub fn variation_data_offsets_byte_range(&self) -> Range<usize> {
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let start = self.variation_data_count_byte_range().end;
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start..start + self.variation_data_offsets_byte_len
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}
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}
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impl MinByteRange for MultiItemVariationStoreMarker {
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fn min_byte_range(&self) -> Range<usize> {
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0..self.variation_data_offsets_byte_range().end
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}
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}
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impl<'a> FontRead<'a> for MultiItemVariationStore<'a> {
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fn read(data: FontData<'a>) -> Result<Self, ReadError> {
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let mut cursor = data.cursor();
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cursor.advance::<u16>();
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cursor.advance::<Offset32>();
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let variation_data_count: u16 = cursor.read()?;
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let variation_data_offsets_byte_len = (variation_data_count as usize)
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.checked_mul(Offset32::RAW_BYTE_LEN)
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.ok_or(ReadError::OutOfBounds)?;
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cursor.advance_by(variation_data_offsets_byte_len);
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cursor.finish(MultiItemVariationStoreMarker {
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variation_data_offsets_byte_len,
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})
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}
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}
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/// * <https://github.com/fonttools/fonttools/blob/5e6b12d12fa08abafbeb7570f47707fbedf69a45/Lib/fontTools/ttLib/tables/otData.py#L3451-L3457>
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/// * <https://github.com/harfbuzz/harfbuzz/blob/7be12b33e3f07067c159d8f516eb31df58c75876/src/hb-ot-layout-common.hh#L3517-L3520C3>
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pub type MultiItemVariationStore<'a> = TableRef<'a, MultiItemVariationStoreMarker>;
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#[allow(clippy::needless_lifetimes)]
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impl<'a> MultiItemVariationStore<'a> {
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pub fn format(&self) -> u16 {
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let range = self.shape.format_byte_range();
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self.data.read_at(range.start).unwrap()
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}
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pub fn region_list_offset(&self) -> Offset32 {
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let range = self.shape.region_list_offset_byte_range();
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self.data.read_at(range.start).unwrap()
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}
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/// Attempt to resolve [`region_list_offset`][Self::region_list_offset].
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pub fn region_list(&self) -> Result<SparseVariationRegionList<'a>, ReadError> {
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let data = self.data;
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self.region_list_offset().resolve(data)
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}
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pub fn variation_data_count(&self) -> u16 {
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let range = self.shape.variation_data_count_byte_range();
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self.data.read_at(range.start).unwrap()
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}
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pub fn variation_data_offsets(&self) -> &'a [BigEndian<Offset32>] {
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let range = self.shape.variation_data_offsets_byte_range();
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self.data.read_array(range).unwrap()
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}
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/// A dynamically resolving wrapper for [`variation_data_offsets`][Self::variation_data_offsets].
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pub fn variation_data(&self) -> ArrayOfOffsets<'a, MultiItemVariationData<'a>, Offset32> {
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let data = self.data;
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let offsets = self.variation_data_offsets();
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ArrayOfOffsets::new(offsets, data, ())
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}
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}
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#[cfg(feature = "experimental_traverse")]
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impl<'a> SomeTable<'a> for MultiItemVariationStore<'a> {
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fn type_name(&self) -> &str {
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"MultiItemVariationStore"
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}
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fn get_field(&self, idx: usize) -> Option<Field<'a>> {
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match idx {
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0usize => Some(Field::new("format", self.format())),
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1usize => Some(Field::new(
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"region_list_offset",
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FieldType::offset(self.region_list_offset(), self.region_list()),
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)),
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2usize => Some(Field::new(
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"variation_data_count",
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self.variation_data_count(),
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)),
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3usize => Some({
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let data = self.data;
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Field::new(
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"variation_data_offsets",
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FieldType::array_of_offsets(
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better_type_name::<MultiItemVariationData>(),
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self.variation_data_offsets(),
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move |off| {
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let target = off.get().resolve::<MultiItemVariationData>(data);
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FieldType::offset(off.get(), target)
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},
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),
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)
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}),
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_ => None,
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}
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}
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}
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#[cfg(feature = "experimental_traverse")]
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#[allow(clippy::needless_lifetimes)]
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impl<'a> std::fmt::Debug for MultiItemVariationStore<'a> {
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fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
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(self as &dyn SomeTable<'a>).fmt(f)
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}
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}
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#[derive(Debug, Clone, Copy)]
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#[doc(hidden)]
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pub struct SparseVariationRegionListMarker {
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region_offsets_byte_len: usize,
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}
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impl SparseVariationRegionListMarker {
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pub fn region_count_byte_range(&self) -> Range<usize> {
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let start = 0;
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start..start + u16::RAW_BYTE_LEN
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}
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pub fn region_offsets_byte_range(&self) -> Range<usize> {
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let start = self.region_count_byte_range().end;
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start..start + self.region_offsets_byte_len
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}
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}
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impl MinByteRange for SparseVariationRegionListMarker {
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fn min_byte_range(&self) -> Range<usize> {
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0..self.region_offsets_byte_range().end
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}
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}
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impl<'a> FontRead<'a> for SparseVariationRegionList<'a> {
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fn read(data: FontData<'a>) -> Result<Self, ReadError> {
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let mut cursor = data.cursor();
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let region_count: u16 = cursor.read()?;
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let region_offsets_byte_len = (region_count as usize)
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.checked_mul(Offset32::RAW_BYTE_LEN)
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.ok_or(ReadError::OutOfBounds)?;
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cursor.advance_by(region_offsets_byte_len);
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cursor.finish(SparseVariationRegionListMarker {
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region_offsets_byte_len,
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})
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}
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}
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pub type SparseVariationRegionList<'a> = TableRef<'a, SparseVariationRegionListMarker>;
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#[allow(clippy::needless_lifetimes)]
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impl<'a> SparseVariationRegionList<'a> {
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pub fn region_count(&self) -> u16 {
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let range = self.shape.region_count_byte_range();
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self.data.read_at(range.start).unwrap()
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}
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pub fn region_offsets(&self) -> &'a [BigEndian<Offset32>] {
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let range = self.shape.region_offsets_byte_range();
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self.data.read_array(range).unwrap()
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}
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/// A dynamically resolving wrapper for [`region_offsets`][Self::region_offsets].
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pub fn regions(&self) -> ArrayOfOffsets<'a, SparseVariationRegion<'a>, Offset32> {
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let data = self.data;
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let offsets = self.region_offsets();
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ArrayOfOffsets::new(offsets, data, ())
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}
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}
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#[cfg(feature = "experimental_traverse")]
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impl<'a> SomeTable<'a> for SparseVariationRegionList<'a> {
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fn type_name(&self) -> &str {
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"SparseVariationRegionList"
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}
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fn get_field(&self, idx: usize) -> Option<Field<'a>> {
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match idx {
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0usize => Some(Field::new("region_count", self.region_count())),
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1usize => Some({
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let data = self.data;
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Field::new(
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"region_offsets",
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FieldType::array_of_offsets(
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better_type_name::<SparseVariationRegion>(),
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self.region_offsets(),
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move |off| {
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let target = off.get().resolve::<SparseVariationRegion>(data);
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FieldType::offset(off.get(), target)
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},
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),
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)
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}),
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_ => None,
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}
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}
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}
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|
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#[cfg(feature = "experimental_traverse")]
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#[allow(clippy::needless_lifetimes)]
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impl<'a> std::fmt::Debug for SparseVariationRegionList<'a> {
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fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
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(self as &dyn SomeTable<'a>).fmt(f)
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}
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}
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#[derive(Debug, Clone, Copy)]
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#[doc(hidden)]
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pub struct SparseVariationRegionMarker {
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region_axis_offsets_byte_len: usize,
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}
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impl SparseVariationRegionMarker {
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pub fn region_axis_count_byte_range(&self) -> Range<usize> {
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let start = 0;
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start..start + u16::RAW_BYTE_LEN
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}
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pub fn region_axis_offsets_byte_range(&self) -> Range<usize> {
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let start = self.region_axis_count_byte_range().end;
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start..start + self.region_axis_offsets_byte_len
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}
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}
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impl MinByteRange for SparseVariationRegionMarker {
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fn min_byte_range(&self) -> Range<usize> {
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0..self.region_axis_offsets_byte_range().end
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}
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}
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|
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impl<'a> FontRead<'a> for SparseVariationRegion<'a> {
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fn read(data: FontData<'a>) -> Result<Self, ReadError> {
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let mut cursor = data.cursor();
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let region_axis_count: u16 = cursor.read()?;
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let region_axis_offsets_byte_len = (region_axis_count as usize)
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.checked_mul(SparseRegionAxisCoordinates::RAW_BYTE_LEN)
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.ok_or(ReadError::OutOfBounds)?;
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cursor.advance_by(region_axis_offsets_byte_len);
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cursor.finish(SparseVariationRegionMarker {
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region_axis_offsets_byte_len,
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})
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}
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}
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|
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pub type SparseVariationRegion<'a> = TableRef<'a, SparseVariationRegionMarker>;
|
|
|
|
#[allow(clippy::needless_lifetimes)]
|
|
impl<'a> SparseVariationRegion<'a> {
|
|
pub fn region_axis_count(&self) -> u16 {
|
|
let range = self.shape.region_axis_count_byte_range();
|
|
self.data.read_at(range.start).unwrap()
|
|
}
|
|
|
|
pub fn region_axis_offsets(&self) -> &'a [SparseRegionAxisCoordinates] {
|
|
let range = self.shape.region_axis_offsets_byte_range();
|
|
self.data.read_array(range).unwrap()
|
|
}
|
|
}
|
|
|
|
#[cfg(feature = "experimental_traverse")]
|
|
impl<'a> SomeTable<'a> for SparseVariationRegion<'a> {
|
|
fn type_name(&self) -> &str {
|
|
"SparseVariationRegion"
|
|
}
|
|
fn get_field(&self, idx: usize) -> Option<Field<'a>> {
|
|
match idx {
|
|
0usize => Some(Field::new("region_axis_count", self.region_axis_count())),
|
|
1usize => Some(Field::new(
|
|
"region_axis_offsets",
|
|
traversal::FieldType::array_of_records(
|
|
stringify!(SparseRegionAxisCoordinates),
|
|
self.region_axis_offsets(),
|
|
self.offset_data(),
|
|
),
|
|
)),
|
|
_ => None,
|
|
}
|
|
}
|
|
}
|
|
|
|
#[cfg(feature = "experimental_traverse")]
|
|
#[allow(clippy::needless_lifetimes)]
|
|
impl<'a> std::fmt::Debug for SparseVariationRegion<'a> {
|
|
fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
|
|
(self as &dyn SomeTable<'a>).fmt(f)
|
|
}
|
|
}
|
|
|
|
#[derive(Clone, Debug, PartialEq, Eq, PartialOrd, Ord, Hash, Copy, bytemuck :: AnyBitPattern)]
|
|
#[repr(C)]
|
|
#[repr(packed)]
|
|
pub struct SparseRegionAxisCoordinates {
|
|
pub axis_index: BigEndian<u16>,
|
|
pub start: BigEndian<F2Dot14>,
|
|
pub peak: BigEndian<F2Dot14>,
|
|
pub end: BigEndian<F2Dot14>,
|
|
}
|
|
|
|
impl SparseRegionAxisCoordinates {
|
|
pub fn axis_index(&self) -> u16 {
|
|
self.axis_index.get()
|
|
}
|
|
|
|
pub fn start(&self) -> F2Dot14 {
|
|
self.start.get()
|
|
}
|
|
|
|
pub fn peak(&self) -> F2Dot14 {
|
|
self.peak.get()
|
|
}
|
|
|
|
pub fn end(&self) -> F2Dot14 {
|
|
self.end.get()
|
|
}
|
|
}
|
|
|
|
impl FixedSize for SparseRegionAxisCoordinates {
|
|
const RAW_BYTE_LEN: usize =
|
|
u16::RAW_BYTE_LEN + F2Dot14::RAW_BYTE_LEN + F2Dot14::RAW_BYTE_LEN + F2Dot14::RAW_BYTE_LEN;
|
|
}
|
|
|
|
#[cfg(feature = "experimental_traverse")]
|
|
impl<'a> SomeRecord<'a> for SparseRegionAxisCoordinates {
|
|
fn traverse(self, data: FontData<'a>) -> RecordResolver<'a> {
|
|
RecordResolver {
|
|
name: "SparseRegionAxisCoordinates",
|
|
get_field: Box::new(move |idx, _data| match idx {
|
|
0usize => Some(Field::new("axis_index", self.axis_index())),
|
|
1usize => Some(Field::new("start", self.start())),
|
|
2usize => Some(Field::new("peak", self.peak())),
|
|
3usize => Some(Field::new("end", self.end())),
|
|
_ => None,
|
|
}),
|
|
data,
|
|
}
|
|
}
|
|
}
|
|
|
|
impl Format<u8> for MultiItemVariationDataMarker {
|
|
const FORMAT: u8 = 1;
|
|
}
|
|
|
|
#[derive(Debug, Clone, Copy)]
|
|
#[doc(hidden)]
|
|
pub struct MultiItemVariationDataMarker {
|
|
region_indices_byte_len: usize,
|
|
raw_delta_sets_byte_len: usize,
|
|
}
|
|
|
|
impl MultiItemVariationDataMarker {
|
|
pub fn format_byte_range(&self) -> Range<usize> {
|
|
let start = 0;
|
|
start..start + u8::RAW_BYTE_LEN
|
|
}
|
|
|
|
pub fn region_index_count_byte_range(&self) -> Range<usize> {
|
|
let start = self.format_byte_range().end;
|
|
start..start + u16::RAW_BYTE_LEN
|
|
}
|
|
|
|
pub fn region_indices_byte_range(&self) -> Range<usize> {
|
|
let start = self.region_index_count_byte_range().end;
|
|
start..start + self.region_indices_byte_len
|
|
}
|
|
|
|
pub fn raw_delta_sets_byte_range(&self) -> Range<usize> {
|
|
let start = self.region_indices_byte_range().end;
|
|
start..start + self.raw_delta_sets_byte_len
|
|
}
|
|
}
|
|
|
|
impl MinByteRange for MultiItemVariationDataMarker {
|
|
fn min_byte_range(&self) -> Range<usize> {
|
|
0..self.raw_delta_sets_byte_range().end
|
|
}
|
|
}
|
|
|
|
impl<'a> FontRead<'a> for MultiItemVariationData<'a> {
|
|
fn read(data: FontData<'a>) -> Result<Self, ReadError> {
|
|
let mut cursor = data.cursor();
|
|
cursor.advance::<u8>();
|
|
let region_index_count: u16 = cursor.read()?;
|
|
let region_indices_byte_len = (region_index_count as usize)
|
|
.checked_mul(u16::RAW_BYTE_LEN)
|
|
.ok_or(ReadError::OutOfBounds)?;
|
|
cursor.advance_by(region_indices_byte_len);
|
|
let raw_delta_sets_byte_len =
|
|
cursor.remaining_bytes() / u8::RAW_BYTE_LEN * u8::RAW_BYTE_LEN;
|
|
cursor.advance_by(raw_delta_sets_byte_len);
|
|
cursor.finish(MultiItemVariationDataMarker {
|
|
region_indices_byte_len,
|
|
raw_delta_sets_byte_len,
|
|
})
|
|
}
|
|
}
|
|
|
|
pub type MultiItemVariationData<'a> = TableRef<'a, MultiItemVariationDataMarker>;
|
|
|
|
#[allow(clippy::needless_lifetimes)]
|
|
impl<'a> MultiItemVariationData<'a> {
|
|
pub fn format(&self) -> u8 {
|
|
let range = self.shape.format_byte_range();
|
|
self.data.read_at(range.start).unwrap()
|
|
}
|
|
|
|
pub fn region_index_count(&self) -> u16 {
|
|
let range = self.shape.region_index_count_byte_range();
|
|
self.data.read_at(range.start).unwrap()
|
|
}
|
|
|
|
pub fn region_indices(&self) -> &'a [BigEndian<u16>] {
|
|
let range = self.shape.region_indices_byte_range();
|
|
self.data.read_array(range).unwrap()
|
|
}
|
|
|
|
pub fn raw_delta_sets(&self) -> &'a [u8] {
|
|
let range = self.shape.raw_delta_sets_byte_range();
|
|
self.data.read_array(range).unwrap()
|
|
}
|
|
}
|
|
|
|
#[cfg(feature = "experimental_traverse")]
|
|
impl<'a> SomeTable<'a> for MultiItemVariationData<'a> {
|
|
fn type_name(&self) -> &str {
|
|
"MultiItemVariationData"
|
|
}
|
|
fn get_field(&self, idx: usize) -> Option<Field<'a>> {
|
|
match idx {
|
|
0usize => Some(Field::new("format", self.format())),
|
|
1usize => Some(Field::new("region_index_count", self.region_index_count())),
|
|
2usize => Some(Field::new("region_indices", self.region_indices())),
|
|
3usize => Some(Field::new("raw_delta_sets", self.raw_delta_sets())),
|
|
_ => None,
|
|
}
|
|
}
|
|
}
|
|
|
|
#[cfg(feature = "experimental_traverse")]
|
|
#[allow(clippy::needless_lifetimes)]
|
|
impl<'a> std::fmt::Debug for MultiItemVariationData<'a> {
|
|
fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
|
|
(self as &dyn SomeTable<'a>).fmt(f)
|
|
}
|
|
}
|
|
|
|
#[derive(Debug, Clone, Copy)]
|
|
#[doc(hidden)]
|
|
pub struct ConditionListMarker {
|
|
condition_offsets_byte_len: usize,
|
|
}
|
|
|
|
impl ConditionListMarker {
|
|
pub fn condition_count_byte_range(&self) -> Range<usize> {
|
|
let start = 0;
|
|
start..start + u32::RAW_BYTE_LEN
|
|
}
|
|
|
|
pub fn condition_offsets_byte_range(&self) -> Range<usize> {
|
|
let start = self.condition_count_byte_range().end;
|
|
start..start + self.condition_offsets_byte_len
|
|
}
|
|
}
|
|
|
|
impl MinByteRange for ConditionListMarker {
|
|
fn min_byte_range(&self) -> Range<usize> {
|
|
0..self.condition_offsets_byte_range().end
|
|
}
|
|
}
|
|
|
|
impl<'a> FontRead<'a> for ConditionList<'a> {
|
|
fn read(data: FontData<'a>) -> Result<Self, ReadError> {
|
|
let mut cursor = data.cursor();
|
|
let condition_count: u32 = cursor.read()?;
|
|
let condition_offsets_byte_len = (condition_count as usize)
|
|
.checked_mul(Offset32::RAW_BYTE_LEN)
|
|
.ok_or(ReadError::OutOfBounds)?;
|
|
cursor.advance_by(condition_offsets_byte_len);
|
|
cursor.finish(ConditionListMarker {
|
|
condition_offsets_byte_len,
|
|
})
|
|
}
|
|
}
|
|
|
|
pub type ConditionList<'a> = TableRef<'a, ConditionListMarker>;
|
|
|
|
#[allow(clippy::needless_lifetimes)]
|
|
impl<'a> ConditionList<'a> {
|
|
pub fn condition_count(&self) -> u32 {
|
|
let range = self.shape.condition_count_byte_range();
|
|
self.data.read_at(range.start).unwrap()
|
|
}
|
|
|
|
pub fn condition_offsets(&self) -> &'a [BigEndian<Offset32>] {
|
|
let range = self.shape.condition_offsets_byte_range();
|
|
self.data.read_array(range).unwrap()
|
|
}
|
|
|
|
/// A dynamically resolving wrapper for [`condition_offsets`][Self::condition_offsets].
|
|
pub fn conditions(&self) -> ArrayOfOffsets<'a, Condition<'a>, Offset32> {
|
|
let data = self.data;
|
|
let offsets = self.condition_offsets();
|
|
ArrayOfOffsets::new(offsets, data, ())
|
|
}
|
|
}
|
|
|
|
#[cfg(feature = "experimental_traverse")]
|
|
impl<'a> SomeTable<'a> for ConditionList<'a> {
|
|
fn type_name(&self) -> &str {
|
|
"ConditionList"
|
|
}
|
|
fn get_field(&self, idx: usize) -> Option<Field<'a>> {
|
|
match idx {
|
|
0usize => Some(Field::new("condition_count", self.condition_count())),
|
|
1usize => Some({
|
|
let data = self.data;
|
|
Field::new(
|
|
"condition_offsets",
|
|
FieldType::array_of_offsets(
|
|
better_type_name::<Condition>(),
|
|
self.condition_offsets(),
|
|
move |off| {
|
|
let target = off.get().resolve::<Condition>(data);
|
|
FieldType::offset(off.get(), target)
|
|
},
|
|
),
|
|
)
|
|
}),
|
|
_ => None,
|
|
}
|
|
}
|
|
}
|
|
|
|
#[cfg(feature = "experimental_traverse")]
|
|
#[allow(clippy::needless_lifetimes)]
|
|
impl<'a> std::fmt::Debug for ConditionList<'a> {
|
|
fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
|
|
(self as &dyn SomeTable<'a>).fmt(f)
|
|
}
|
|
}
|
|
|
|
/// Flags used in the [VarcComponent] byte stream
|
|
///
|
|
/// <https://github.com/harfbuzz/boring-expansion-spec/blob/main/VARC.md#variable-component-flags>
|
|
#[derive(Clone, Copy, Default, PartialEq, Eq, PartialOrd, Ord, Hash, bytemuck :: AnyBitPattern)]
|
|
#[cfg_attr(feature = "serde", derive(serde::Serialize, serde::Deserialize))]
|
|
#[repr(transparent)]
|
|
pub struct VarcFlags {
|
|
bits: u32,
|
|
}
|
|
|
|
impl VarcFlags {
|
|
pub const RESET_UNSPECIFIED_AXES: Self = Self {
|
|
bits: 0b0000_0000_0000_0001,
|
|
};
|
|
|
|
pub const HAVE_AXES: Self = Self {
|
|
bits: 0b0000_0000_0000_0010,
|
|
};
|
|
|
|
pub const AXIS_VALUES_HAVE_VARIATION: Self = Self {
|
|
bits: 0b0000_0000_0000_0100,
|
|
};
|
|
|
|
pub const TRANSFORM_HAS_VARIATION: Self = Self {
|
|
bits: 0b0000_0000_0000_1000,
|
|
};
|
|
|
|
pub const HAVE_TRANSLATE_X: Self = Self {
|
|
bits: 0b0000_0000_0001_0000,
|
|
};
|
|
|
|
pub const HAVE_TRANSLATE_Y: Self = Self {
|
|
bits: 0b0000_0000_0010_0000,
|
|
};
|
|
|
|
pub const HAVE_ROTATION: Self = Self {
|
|
bits: 0b0000_0000_0100_0000,
|
|
};
|
|
|
|
pub const HAVE_CONDITION: Self = Self {
|
|
bits: 0b0000_0000_1000_0000,
|
|
};
|
|
|
|
pub const HAVE_SCALE_X: Self = Self {
|
|
bits: 0b0000_0001_0000_0000,
|
|
};
|
|
|
|
pub const HAVE_SCALE_Y: Self = Self {
|
|
bits: 0b0000_0010_0000_0000,
|
|
};
|
|
|
|
pub const HAVE_TCENTER_X: Self = Self {
|
|
bits: 0b0000_0100_0000_0000,
|
|
};
|
|
|
|
pub const HAVE_TCENTER_Y: Self = Self {
|
|
bits: 0b0000_1000_0000_0000,
|
|
};
|
|
|
|
pub const GID_IS_24BIT: Self = Self {
|
|
bits: 0b0001_0000_0000_0000,
|
|
};
|
|
|
|
pub const HAVE_SKEW_X: Self = Self {
|
|
bits: 0b0010_0000_0000_0000,
|
|
};
|
|
|
|
pub const HAVE_SKEW_Y: Self = Self {
|
|
bits: 0b0100_0000_0000_0000,
|
|
};
|
|
|
|
pub const RESERVED_MASK: Self = Self { bits: 0xFFFF8000 };
|
|
}
|
|
|
|
impl VarcFlags {
|
|
/// Returns an empty set of flags.
|
|
#[inline]
|
|
pub const fn empty() -> Self {
|
|
Self { bits: 0 }
|
|
}
|
|
|
|
/// Returns the set containing all flags.
|
|
#[inline]
|
|
pub const fn all() -> Self {
|
|
Self {
|
|
bits: Self::RESET_UNSPECIFIED_AXES.bits
|
|
| Self::HAVE_AXES.bits
|
|
| Self::AXIS_VALUES_HAVE_VARIATION.bits
|
|
| Self::TRANSFORM_HAS_VARIATION.bits
|
|
| Self::HAVE_TRANSLATE_X.bits
|
|
| Self::HAVE_TRANSLATE_Y.bits
|
|
| Self::HAVE_ROTATION.bits
|
|
| Self::HAVE_CONDITION.bits
|
|
| Self::HAVE_SCALE_X.bits
|
|
| Self::HAVE_SCALE_Y.bits
|
|
| Self::HAVE_TCENTER_X.bits
|
|
| Self::HAVE_TCENTER_Y.bits
|
|
| Self::GID_IS_24BIT.bits
|
|
| Self::HAVE_SKEW_X.bits
|
|
| Self::HAVE_SKEW_Y.bits
|
|
| Self::RESERVED_MASK.bits,
|
|
}
|
|
}
|
|
|
|
/// Returns the raw value of the flags currently stored.
|
|
#[inline]
|
|
pub const fn bits(&self) -> u32 {
|
|
self.bits
|
|
}
|
|
|
|
/// Convert from underlying bit representation, unless that
|
|
/// representation contains bits that do not correspond to a flag.
|
|
#[inline]
|
|
pub const fn from_bits(bits: u32) -> Option<Self> {
|
|
if (bits & !Self::all().bits()) == 0 {
|
|
Some(Self { bits })
|
|
} else {
|
|
None
|
|
}
|
|
}
|
|
|
|
/// Convert from underlying bit representation, dropping any bits
|
|
/// that do not correspond to flags.
|
|
#[inline]
|
|
pub const fn from_bits_truncate(bits: u32) -> Self {
|
|
Self {
|
|
bits: bits & Self::all().bits,
|
|
}
|
|
}
|
|
|
|
/// Returns `true` if no flags are currently stored.
|
|
#[inline]
|
|
pub const fn is_empty(&self) -> bool {
|
|
self.bits() == Self::empty().bits()
|
|
}
|
|
|
|
/// Returns `true` if there are flags common to both `self` and `other`.
|
|
#[inline]
|
|
pub const fn intersects(&self, other: Self) -> bool {
|
|
!(Self {
|
|
bits: self.bits & other.bits,
|
|
})
|
|
.is_empty()
|
|
}
|
|
|
|
/// Returns `true` if all of the flags in `other` are contained within `self`.
|
|
#[inline]
|
|
pub const fn contains(&self, other: Self) -> bool {
|
|
(self.bits & other.bits) == other.bits
|
|
}
|
|
|
|
/// Inserts the specified flags in-place.
|
|
#[inline]
|
|
pub fn insert(&mut self, other: Self) {
|
|
self.bits |= other.bits;
|
|
}
|
|
|
|
/// Removes the specified flags in-place.
|
|
#[inline]
|
|
pub fn remove(&mut self, other: Self) {
|
|
self.bits &= !other.bits;
|
|
}
|
|
|
|
/// Toggles the specified flags in-place.
|
|
#[inline]
|
|
pub fn toggle(&mut self, other: Self) {
|
|
self.bits ^= other.bits;
|
|
}
|
|
|
|
/// Returns the intersection between the flags in `self` and
|
|
/// `other`.
|
|
///
|
|
/// Specifically, the returned set contains only the flags which are
|
|
/// present in *both* `self` *and* `other`.
|
|
///
|
|
/// This is equivalent to using the `&` operator (e.g.
|
|
/// [`ops::BitAnd`]), as in `flags & other`.
|
|
///
|
|
/// [`ops::BitAnd`]: https://doc.rust-lang.org/std/ops/trait.BitAnd.html
|
|
#[inline]
|
|
#[must_use]
|
|
pub const fn intersection(self, other: Self) -> Self {
|
|
Self {
|
|
bits: self.bits & other.bits,
|
|
}
|
|
}
|
|
|
|
/// Returns the union of between the flags in `self` and `other`.
|
|
///
|
|
/// Specifically, the returned set contains all flags which are
|
|
/// present in *either* `self` *or* `other`, including any which are
|
|
/// present in both.
|
|
///
|
|
/// This is equivalent to using the `|` operator (e.g.
|
|
/// [`ops::BitOr`]), as in `flags | other`.
|
|
///
|
|
/// [`ops::BitOr`]: https://doc.rust-lang.org/std/ops/trait.BitOr.html
|
|
#[inline]
|
|
#[must_use]
|
|
pub const fn union(self, other: Self) -> Self {
|
|
Self {
|
|
bits: self.bits | other.bits,
|
|
}
|
|
}
|
|
|
|
/// Returns the difference between the flags in `self` and `other`.
|
|
///
|
|
/// Specifically, the returned set contains all flags present in
|
|
/// `self`, except for the ones present in `other`.
|
|
///
|
|
/// It is also conceptually equivalent to the "bit-clear" operation:
|
|
/// `flags & !other` (and this syntax is also supported).
|
|
///
|
|
/// This is equivalent to using the `-` operator (e.g.
|
|
/// [`ops::Sub`]), as in `flags - other`.
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///
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/// [`ops::Sub`]: https://doc.rust-lang.org/std/ops/trait.Sub.html
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#[inline]
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#[must_use]
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pub const fn difference(self, other: Self) -> Self {
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Self {
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bits: self.bits & !other.bits,
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}
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}
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}
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impl std::ops::BitOr for VarcFlags {
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type Output = Self;
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/// Returns the union of the two sets of flags.
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#[inline]
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fn bitor(self, other: VarcFlags) -> Self {
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Self {
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bits: self.bits | other.bits,
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}
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}
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}
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|
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impl std::ops::BitOrAssign for VarcFlags {
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/// Adds the set of flags.
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#[inline]
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fn bitor_assign(&mut self, other: Self) {
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self.bits |= other.bits;
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}
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}
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|
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impl std::ops::BitXor for VarcFlags {
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type Output = Self;
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|
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/// Returns the left flags, but with all the right flags toggled.
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#[inline]
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|
fn bitxor(self, other: Self) -> Self {
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|
Self {
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|
bits: self.bits ^ other.bits,
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|
}
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|
}
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|
}
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|
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impl std::ops::BitXorAssign for VarcFlags {
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|
/// Toggles the set of flags.
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|
#[inline]
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|
fn bitxor_assign(&mut self, other: Self) {
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|
self.bits ^= other.bits;
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|
}
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|
}
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|
|
|
impl std::ops::BitAnd for VarcFlags {
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type Output = Self;
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|
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/// Returns the intersection between the two sets of flags.
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#[inline]
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|
fn bitand(self, other: Self) -> Self {
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|
Self {
|
|
bits: self.bits & other.bits,
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|
}
|
|
}
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|
}
|
|
|
|
impl std::ops::BitAndAssign for VarcFlags {
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|
/// Disables all flags disabled in the set.
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|
#[inline]
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|
fn bitand_assign(&mut self, other: Self) {
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|
self.bits &= other.bits;
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|
}
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|
}
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|
|
|
impl std::ops::Sub for VarcFlags {
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|
type Output = Self;
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|
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|
/// Returns the set difference of the two sets of flags.
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|
#[inline]
|
|
fn sub(self, other: Self) -> Self {
|
|
Self {
|
|
bits: self.bits & !other.bits,
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|
}
|
|
}
|
|
}
|
|
|
|
impl std::ops::SubAssign for VarcFlags {
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|
/// Disables all flags enabled in the set.
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|
#[inline]
|
|
fn sub_assign(&mut self, other: Self) {
|
|
self.bits &= !other.bits;
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|
}
|
|
}
|
|
|
|
impl std::ops::Not for VarcFlags {
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|
type Output = Self;
|
|
|
|
/// Returns the complement of this set of flags.
|
|
#[inline]
|
|
fn not(self) -> Self {
|
|
Self { bits: !self.bits } & Self::all()
|
|
}
|
|
}
|
|
|
|
impl std::fmt::Debug for VarcFlags {
|
|
fn fmt(&self, f: &mut std::fmt::Formatter) -> std::fmt::Result {
|
|
let members: &[(&str, Self)] = &[
|
|
("RESET_UNSPECIFIED_AXES", Self::RESET_UNSPECIFIED_AXES),
|
|
("HAVE_AXES", Self::HAVE_AXES),
|
|
(
|
|
"AXIS_VALUES_HAVE_VARIATION",
|
|
Self::AXIS_VALUES_HAVE_VARIATION,
|
|
),
|
|
("TRANSFORM_HAS_VARIATION", Self::TRANSFORM_HAS_VARIATION),
|
|
("HAVE_TRANSLATE_X", Self::HAVE_TRANSLATE_X),
|
|
("HAVE_TRANSLATE_Y", Self::HAVE_TRANSLATE_Y),
|
|
("HAVE_ROTATION", Self::HAVE_ROTATION),
|
|
("HAVE_CONDITION", Self::HAVE_CONDITION),
|
|
("HAVE_SCALE_X", Self::HAVE_SCALE_X),
|
|
("HAVE_SCALE_Y", Self::HAVE_SCALE_Y),
|
|
("HAVE_TCENTER_X", Self::HAVE_TCENTER_X),
|
|
("HAVE_TCENTER_Y", Self::HAVE_TCENTER_Y),
|
|
("GID_IS_24BIT", Self::GID_IS_24BIT),
|
|
("HAVE_SKEW_X", Self::HAVE_SKEW_X),
|
|
("HAVE_SKEW_Y", Self::HAVE_SKEW_Y),
|
|
("RESERVED_MASK", Self::RESERVED_MASK),
|
|
];
|
|
let mut first = true;
|
|
for (name, value) in members {
|
|
if self.contains(*value) {
|
|
if !first {
|
|
f.write_str(" | ")?;
|
|
}
|
|
first = false;
|
|
f.write_str(name)?;
|
|
}
|
|
}
|
|
if first {
|
|
f.write_str("(empty)")?;
|
|
}
|
|
Ok(())
|
|
}
|
|
}
|
|
|
|
impl std::fmt::Binary for VarcFlags {
|
|
fn fmt(&self, f: &mut std::fmt::Formatter) -> std::fmt::Result {
|
|
std::fmt::Binary::fmt(&self.bits, f)
|
|
}
|
|
}
|
|
|
|
impl std::fmt::Octal for VarcFlags {
|
|
fn fmt(&self, f: &mut std::fmt::Formatter) -> std::fmt::Result {
|
|
std::fmt::Octal::fmt(&self.bits, f)
|
|
}
|
|
}
|
|
|
|
impl std::fmt::LowerHex for VarcFlags {
|
|
fn fmt(&self, f: &mut std::fmt::Formatter) -> std::fmt::Result {
|
|
std::fmt::LowerHex::fmt(&self.bits, f)
|
|
}
|
|
}
|
|
|
|
impl std::fmt::UpperHex for VarcFlags {
|
|
fn fmt(&self, f: &mut std::fmt::Formatter) -> std::fmt::Result {
|
|
std::fmt::UpperHex::fmt(&self.bits, f)
|
|
}
|
|
}
|
|
|
|
impl font_types::Scalar for VarcFlags {
|
|
type Raw = <u32 as font_types::Scalar>::Raw;
|
|
fn to_raw(self) -> Self::Raw {
|
|
self.bits().to_raw()
|
|
}
|
|
fn from_raw(raw: Self::Raw) -> Self {
|
|
let t = <u32>::from_raw(raw);
|
|
Self::from_bits_truncate(t)
|
|
}
|
|
}
|
|
|
|
#[cfg(feature = "experimental_traverse")]
|
|
impl<'a> From<VarcFlags> for FieldType<'a> {
|
|
fn from(src: VarcFlags) -> FieldType<'a> {
|
|
src.bits().into()
|
|
}
|
|
}
|