| // 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::*; |
| |
| pub use read_fonts::tables::head::MacStyle; |
| |
| impl FontWrite for MacStyle { |
| fn write_into(&self, writer: &mut TableWriter) { |
| writer.write_slice(&self.bits().to_be_bytes()) |
| } |
| } |
| |
| /// The [head](https://docs.microsoft.com/en-us/typography/opentype/spec/head) |
| /// (font header) table. |
| #[derive(Clone, Debug, PartialEq, Eq, PartialOrd, Ord, Hash)] |
| #[cfg_attr(feature = "serde", derive(serde::Serialize, serde::Deserialize))] |
| pub struct Head { |
| /// Set by font manufacturer. |
| pub font_revision: Fixed, |
| /// To compute: set it to 0, sum the entire font as uint32, then |
| /// store 0xB1B0AFBA - sum. If the font is used as a component in a |
| /// font collection file, the value of this field will be |
| /// invalidated by changes to the file structure and font table |
| /// directory, and must be ignored. |
| pub checksum_adjustment: u32, |
| /// Set to 0x5F0F3CF5. |
| pub magic_number: u32, |
| /// See the flags enum |
| pub flags: u16, |
| /// Set to a value from 16 to 16384. Any value in this range is |
| /// valid. In fonts that have TrueType outlines, a power of 2 is |
| /// recommended as this allows performance optimizations in some |
| /// rasterizers. |
| pub units_per_em: u16, |
| /// Number of seconds since 12:00 midnight that started January 1st |
| /// 1904 in GMT/UTC time zone. |
| pub created: LongDateTime, |
| /// Number of seconds since 12:00 midnight that started January 1st |
| /// 1904 in GMT/UTC time zone. |
| pub modified: LongDateTime, |
| /// Minimum x coordinate across all glyph bounding boxes. |
| pub x_min: i16, |
| /// Minimum y coordinate across all glyph bounding boxes. |
| pub y_min: i16, |
| /// Maximum x coordinate across all glyph bounding boxes. |
| pub x_max: i16, |
| /// Maximum y coordinate across all glyph bounding boxes. |
| pub y_max: i16, |
| /// see somewhere else |
| pub mac_style: MacStyle, |
| /// Smallest readable size in pixels. |
| pub lowest_rec_ppem: u16, |
| /// Deprecated (Set to 2). |
| pub font_direction_hint: i16, |
| /// 0 for short offsets (Offset16), 1 for long (Offset32). |
| pub index_to_loc_format: i16, |
| } |
| |
| impl Default for Head { |
| fn default() -> Self { |
| Self { |
| font_revision: Default::default(), |
| checksum_adjustment: Default::default(), |
| magic_number: 0x5F0F3CF5, |
| flags: Default::default(), |
| units_per_em: Default::default(), |
| created: Default::default(), |
| modified: Default::default(), |
| x_min: Default::default(), |
| y_min: Default::default(), |
| x_max: Default::default(), |
| y_max: Default::default(), |
| mac_style: Default::default(), |
| lowest_rec_ppem: Default::default(), |
| font_direction_hint: 2, |
| index_to_loc_format: Default::default(), |
| } |
| } |
| } |
| |
| impl Head { |
| /// Construct a new `Head` |
| #[allow(clippy::too_many_arguments)] |
| pub fn new( |
| font_revision: Fixed, |
| checksum_adjustment: u32, |
| flags: u16, |
| units_per_em: u16, |
| created: LongDateTime, |
| modified: LongDateTime, |
| x_min: i16, |
| y_min: i16, |
| x_max: i16, |
| y_max: i16, |
| mac_style: MacStyle, |
| lowest_rec_ppem: u16, |
| index_to_loc_format: i16, |
| ) -> Self { |
| Self { |
| font_revision, |
| checksum_adjustment, |
| flags, |
| units_per_em, |
| created, |
| modified, |
| x_min, |
| y_min, |
| x_max, |
| y_max, |
| mac_style, |
| lowest_rec_ppem, |
| index_to_loc_format, |
| ..Default::default() |
| } |
| } |
| } |
| |
| impl FontWrite for Head { |
| #[allow(clippy::unnecessary_cast)] |
| fn write_into(&self, writer: &mut TableWriter) { |
| (MajorMinor::VERSION_1_0 as MajorMinor).write_into(writer); |
| self.font_revision.write_into(writer); |
| self.checksum_adjustment.write_into(writer); |
| self.magic_number.write_into(writer); |
| self.flags.write_into(writer); |
| self.units_per_em.write_into(writer); |
| self.created.write_into(writer); |
| self.modified.write_into(writer); |
| self.x_min.write_into(writer); |
| self.y_min.write_into(writer); |
| self.x_max.write_into(writer); |
| self.y_max.write_into(writer); |
| self.mac_style.write_into(writer); |
| self.lowest_rec_ppem.write_into(writer); |
| self.font_direction_hint.write_into(writer); |
| self.index_to_loc_format.write_into(writer); |
| (0 as i16).write_into(writer); |
| } |
| fn table_type(&self) -> TableType { |
| TableType::TopLevel(Head::TAG) |
| } |
| } |
| |
| impl Validate for Head { |
| fn validate_impl(&self, _ctx: &mut ValidationCtx) {} |
| } |
| |
| impl TopLevelTable for Head { |
| const TAG: Tag = Tag::new(b"head"); |
| } |
| |
| impl<'a> FromObjRef<read_fonts::tables::head::Head<'a>> for Head { |
| fn from_obj_ref(obj: &read_fonts::tables::head::Head<'a>, _: FontData) -> Self { |
| Head { |
| font_revision: obj.font_revision(), |
| checksum_adjustment: obj.checksum_adjustment(), |
| magic_number: obj.magic_number(), |
| flags: obj.flags(), |
| units_per_em: obj.units_per_em(), |
| created: obj.created(), |
| modified: obj.modified(), |
| x_min: obj.x_min(), |
| y_min: obj.y_min(), |
| x_max: obj.x_max(), |
| y_max: obj.y_max(), |
| mac_style: obj.mac_style(), |
| lowest_rec_ppem: obj.lowest_rec_ppem(), |
| font_direction_hint: obj.font_direction_hint(), |
| index_to_loc_format: obj.index_to_loc_format(), |
| } |
| } |
| } |
| |
| impl<'a> FromTableRef<read_fonts::tables::head::Head<'a>> for Head {} |
| |
| impl<'a> FontRead<'a> for Head { |
| fn read(data: FontData<'a>) -> Result<Self, ReadError> { |
| <read_fonts::tables::head::Head as FontRead>::read(data).map(|x| x.to_owned_table()) |
| } |
| } |
