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// 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 Maxp<'a> {
fn min_byte_range(&self) -> Range<usize> {
0..self.num_glyphs_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 Maxp<'_> {
/// `maxp`
const TAG: Tag = Tag::new(b"maxp");
}
impl<'a> FontRead<'a> for Maxp<'a> {
fn read(data: FontData<'a>) -> Result<Self, ReadError> {
#[allow(clippy::absurd_extreme_comparisons)]
if data.len() < Self::MIN_SIZE {
return Err(ReadError::OutOfBounds);
}
Ok(Self { data })
}
}
#[derive(Clone)]
pub struct Maxp<'a> {
data: FontData<'a>,
}
#[allow(clippy::needless_lifetimes)]
impl<'a> Maxp<'a> {
pub const MIN_SIZE: usize = (Version16Dot16::RAW_BYTE_LEN + u16::RAW_BYTE_LEN);
basic_table_impls!(impl_the_methods);
/// The version: 0x00005000 for version 0.5, 0x00010000 for version 1.0.
pub fn version(&self) -> Version16Dot16 {
let range = self.version_byte_range();
self.data.read_at(range.start).ok().unwrap()
}
/// The number of glyphs in the font.
pub fn num_glyphs(&self) -> u16 {
let range = self.num_glyphs_byte_range();
self.data.read_at(range.start).ok().unwrap()
}
/// Maximum points in a non-composite glyph.
pub fn max_points(&self) -> Option<u16> {
let range = self.max_points_byte_range();
(!range.is_empty())
.then(|| self.data.read_at(range.start).ok())
.flatten()
}
/// Maximum contours in a non-composite glyph.
pub fn max_contours(&self) -> Option<u16> {
let range = self.max_contours_byte_range();
(!range.is_empty())
.then(|| self.data.read_at(range.start).ok())
.flatten()
}
/// Maximum points in a composite glyph.
pub fn max_composite_points(&self) -> Option<u16> {
let range = self.max_composite_points_byte_range();
(!range.is_empty())
.then(|| self.data.read_at(range.start).ok())
.flatten()
}
/// Maximum contours in a composite glyph.
pub fn max_composite_contours(&self) -> Option<u16> {
let range = self.max_composite_contours_byte_range();
(!range.is_empty())
.then(|| self.data.read_at(range.start).ok())
.flatten()
}
/// 1 if instructions do not use the twilight zone (Z0), or 2 if
/// instructions do use Z0; should be set to 2 in most cases.
pub fn max_zones(&self) -> Option<u16> {
let range = self.max_zones_byte_range();
(!range.is_empty())
.then(|| self.data.read_at(range.start).ok())
.flatten()
}
/// Maximum points used in Z0.
pub fn max_twilight_points(&self) -> Option<u16> {
let range = self.max_twilight_points_byte_range();
(!range.is_empty())
.then(|| self.data.read_at(range.start).ok())
.flatten()
}
/// Number of Storage Area locations.
pub fn max_storage(&self) -> Option<u16> {
let range = self.max_storage_byte_range();
(!range.is_empty())
.then(|| self.data.read_at(range.start).ok())
.flatten()
}
/// Number of FDEFs, equal to the highest function number + 1.
pub fn max_function_defs(&self) -> Option<u16> {
let range = self.max_function_defs_byte_range();
(!range.is_empty())
.then(|| self.data.read_at(range.start).ok())
.flatten()
}
/// Number of IDEFs.
pub fn max_instruction_defs(&self) -> Option<u16> {
let range = self.max_instruction_defs_byte_range();
(!range.is_empty())
.then(|| self.data.read_at(range.start).ok())
.flatten()
}
/// Maximum stack depth across Font Program ('fpgm' table), CVT
/// Program ('prep' table) and all glyph instructions (in the
/// 'glyf' table).
pub fn max_stack_elements(&self) -> Option<u16> {
let range = self.max_stack_elements_byte_range();
(!range.is_empty())
.then(|| self.data.read_at(range.start).ok())
.flatten()
}
/// Maximum byte count for glyph instructions.
pub fn max_size_of_instructions(&self) -> Option<u16> {
let range = self.max_size_of_instructions_byte_range();
(!range.is_empty())
.then(|| self.data.read_at(range.start).ok())
.flatten()
}
/// Maximum number of components referenced at “top level” for
/// any composite glyph.
pub fn max_component_elements(&self) -> Option<u16> {
let range = self.max_component_elements_byte_range();
(!range.is_empty())
.then(|| self.data.read_at(range.start).ok())
.flatten()
}
/// Maximum levels of recursion; 1 for simple components.
pub fn max_component_depth(&self) -> Option<u16> {
let range = self.max_component_depth_byte_range();
(!range.is_empty())
.then(|| self.data.read_at(range.start).ok())
.flatten()
}
pub fn version_byte_range(&self) -> Range<usize> {
let start = 0;
let end = start + Version16Dot16::RAW_BYTE_LEN;
start..end
}
pub fn num_glyphs_byte_range(&self) -> Range<usize> {
let start = self.version_byte_range().end;
let end = start + u16::RAW_BYTE_LEN;
start..end
}
pub fn max_points_byte_range(&self) -> Range<usize> {
let start = self.num_glyphs_byte_range().end;
let end = if self.version().compatible((1u16, 0u16)) {
start + u16::RAW_BYTE_LEN
} else {
start
};
start..end
}
pub fn max_contours_byte_range(&self) -> Range<usize> {
let start = self.max_points_byte_range().end;
let end = if self.version().compatible((1u16, 0u16)) {
start + u16::RAW_BYTE_LEN
} else {
start
};
start..end
}
pub fn max_composite_points_byte_range(&self) -> Range<usize> {
let start = self.max_contours_byte_range().end;
let end = if self.version().compatible((1u16, 0u16)) {
start + u16::RAW_BYTE_LEN
} else {
start
};
start..end
}
pub fn max_composite_contours_byte_range(&self) -> Range<usize> {
let start = self.max_composite_points_byte_range().end;
let end = if self.version().compatible((1u16, 0u16)) {
start + u16::RAW_BYTE_LEN
} else {
start
};
start..end
}
pub fn max_zones_byte_range(&self) -> Range<usize> {
let start = self.max_composite_contours_byte_range().end;
let end = if self.version().compatible((1u16, 0u16)) {
start + u16::RAW_BYTE_LEN
} else {
start
};
start..end
}
pub fn max_twilight_points_byte_range(&self) -> Range<usize> {
let start = self.max_zones_byte_range().end;
let end = if self.version().compatible((1u16, 0u16)) {
start + u16::RAW_BYTE_LEN
} else {
start
};
start..end
}
pub fn max_storage_byte_range(&self) -> Range<usize> {
let start = self.max_twilight_points_byte_range().end;
let end = if self.version().compatible((1u16, 0u16)) {
start + u16::RAW_BYTE_LEN
} else {
start
};
start..end
}
pub fn max_function_defs_byte_range(&self) -> Range<usize> {
let start = self.max_storage_byte_range().end;
let end = if self.version().compatible((1u16, 0u16)) {
start + u16::RAW_BYTE_LEN
} else {
start
};
start..end
}
pub fn max_instruction_defs_byte_range(&self) -> Range<usize> {
let start = self.max_function_defs_byte_range().end;
let end = if self.version().compatible((1u16, 0u16)) {
start + u16::RAW_BYTE_LEN
} else {
start
};
start..end
}
pub fn max_stack_elements_byte_range(&self) -> Range<usize> {
let start = self.max_instruction_defs_byte_range().end;
let end = if self.version().compatible((1u16, 0u16)) {
start + u16::RAW_BYTE_LEN
} else {
start
};
start..end
}
pub fn max_size_of_instructions_byte_range(&self) -> Range<usize> {
let start = self.max_stack_elements_byte_range().end;
let end = if self.version().compatible((1u16, 0u16)) {
start + u16::RAW_BYTE_LEN
} else {
start
};
start..end
}
pub fn max_component_elements_byte_range(&self) -> Range<usize> {
let start = self.max_size_of_instructions_byte_range().end;
let end = if self.version().compatible((1u16, 0u16)) {
start + u16::RAW_BYTE_LEN
} else {
start
};
start..end
}
pub fn max_component_depth_byte_range(&self) -> Range<usize> {
let start = self.max_component_elements_byte_range().end;
let end = if self.version().compatible((1u16, 0u16)) {
start + u16::RAW_BYTE_LEN
} else {
start
};
start..end
}
}
const _: () = assert!(FontData::default_data_long_enough(Maxp::MIN_SIZE));
impl Default for Maxp<'_> {
fn default() -> Self {
Self {
data: FontData::default_table_data(),
}
}
}
#[cfg(feature = "experimental_traverse")]
impl<'a> SomeTable<'a> for Maxp<'a> {
fn type_name(&self) -> &str {
"Maxp"
}
fn get_field(&self, idx: usize) -> Option<Field<'a>> {
match idx {
0usize => Some(Field::new("version", self.version())),
1usize => Some(Field::new("num_glyphs", self.num_glyphs())),
2usize if self.version().compatible((1u16, 0u16)) => {
Some(Field::new("max_points", self.max_points().unwrap()))
}
3usize if self.version().compatible((1u16, 0u16)) => {
Some(Field::new("max_contours", self.max_contours().unwrap()))
}
4usize if self.version().compatible((1u16, 0u16)) => Some(Field::new(
"max_composite_points",
self.max_composite_points().unwrap(),
)),
5usize if self.version().compatible((1u16, 0u16)) => Some(Field::new(
"max_composite_contours",
self.max_composite_contours().unwrap(),
)),
6usize if self.version().compatible((1u16, 0u16)) => {
Some(Field::new("max_zones", self.max_zones().unwrap()))
}
7usize if self.version().compatible((1u16, 0u16)) => Some(Field::new(
"max_twilight_points",
self.max_twilight_points().unwrap(),
)),
8usize if self.version().compatible((1u16, 0u16)) => {
Some(Field::new("max_storage", self.max_storage().unwrap()))
}
9usize if self.version().compatible((1u16, 0u16)) => Some(Field::new(
"max_function_defs",
self.max_function_defs().unwrap(),
)),
10usize if self.version().compatible((1u16, 0u16)) => Some(Field::new(
"max_instruction_defs",
self.max_instruction_defs().unwrap(),
)),
11usize if self.version().compatible((1u16, 0u16)) => Some(Field::new(
"max_stack_elements",
self.max_stack_elements().unwrap(),
)),
12usize if self.version().compatible((1u16, 0u16)) => Some(Field::new(
"max_size_of_instructions",
self.max_size_of_instructions().unwrap(),
)),
13usize if self.version().compatible((1u16, 0u16)) => Some(Field::new(
"max_component_elements",
self.max_component_elements().unwrap(),
)),
14usize if self.version().compatible((1u16, 0u16)) => Some(Field::new(
"max_component_depth",
self.max_component_depth().unwrap(),
)),
_ => None,
}
}
}
#[cfg(feature = "experimental_traverse")]
#[allow(clippy::needless_lifetimes)]
impl<'a> std::fmt::Debug for Maxp<'a> {
fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
(self as &dyn SomeTable<'a>).fmt(f)
}
}