#[allow(unused_imports)]
use crate::codegen_prelude::*;
impl<'a> MinByteRange<'a> for BasicTable<'a> {
fn min_byte_range(&self) -> Range<usize> {
0..self.array_records_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 BasicTable<'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 BasicTable<'a> {
data: FontData<'a>,
}
#[allow(clippy::needless_lifetimes)]
impl<'a> BasicTable<'a> {
pub const MIN_SIZE: usize = (u16::RAW_BYTE_LEN + u16::RAW_BYTE_LEN + u32::RAW_BYTE_LEN);
basic_table_impls!(impl_the_methods);
pub fn simple_count(&self) -> u16 {
let range = self.simple_count_byte_range();
self.data.read_at(range.start).ok().unwrap()
}
pub fn simple_records(&self) -> &'a [SimpleRecord] {
let range = self.simple_records_byte_range();
self.data.read_array(range).ok().unwrap_or_default()
}
pub fn arrays_inner_count(&self) -> u16 {
let range = self.arrays_inner_count_byte_range();
self.data.read_at(range.start).ok().unwrap_or_default()
}
pub fn array_records_count(&self) -> u32 {
let range = self.array_records_count_byte_range();
self.data.read_at(range.start).ok().unwrap_or_default()
}
pub fn array_records(&self) -> ComputedArray<'a, ContainsArrays<'a>> {
let range = self.array_records_byte_range();
self.data
.read_with_args(range, &self.arrays_inner_count())
.unwrap_or_default()
}
pub fn simple_count_byte_range(&self) -> Range<usize> {
let start = 0;
start..start + u16::RAW_BYTE_LEN
}
pub fn simple_records_byte_range(&self) -> Range<usize> {
let simple_count = self.simple_count();
let start = self.simple_count_byte_range().end;
start..start + (simple_count as usize).saturating_mul(SimpleRecord::RAW_BYTE_LEN)
}
pub fn arrays_inner_count_byte_range(&self) -> Range<usize> {
let start = self.simple_records_byte_range().end;
start..start + u16::RAW_BYTE_LEN
}
pub fn array_records_count_byte_range(&self) -> Range<usize> {
let start = self.arrays_inner_count_byte_range().end;
start..start + u32::RAW_BYTE_LEN
}
pub fn array_records_byte_range(&self) -> Range<usize> {
let array_records_count = self.array_records_count();
let start = self.array_records_count_byte_range().end;
start
..start
+ (array_records_count as usize).saturating_mul(
<ContainsArrays as ComputeSize>::compute_size(&self.arrays_inner_count())
.unwrap_or(0),
)
}
}
#[cfg(feature = "experimental_traverse")]
impl<'a> SomeTable<'a> for BasicTable<'a> {
fn type_name(&self) -> &str {
"BasicTable"
}
fn get_field(&self, idx: usize) -> Option<Field<'a>> {
match idx {
0usize => Some(Field::new("simple_count", self.simple_count())),
1usize => Some(Field::new(
"simple_records",
traversal::FieldType::array_of_records(
stringify!(SimpleRecord),
self.simple_records(),
self.offset_data(),
),
)),
2usize => Some(Field::new("arrays_inner_count", self.arrays_inner_count())),
3usize => Some(Field::new(
"array_records_count",
self.array_records_count(),
)),
4usize => Some(Field::new(
"array_records",
traversal::FieldType::computed_array(
"ContainsArrays",
self.array_records(),
self.offset_data(),
),
)),
_ => None,
}
}
}
#[cfg(feature = "experimental_traverse")]
#[allow(clippy::needless_lifetimes)]
impl<'a> std::fmt::Debug for BasicTable<'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 SimpleRecord {
pub val1: BigEndian<u16>,
pub va2: BigEndian<u32>,
}
impl SimpleRecord {
pub fn val1(&self) -> u16 {
self.val1.get()
}
pub fn va2(&self) -> u32 {
self.va2.get()
}
}
impl FixedSize for SimpleRecord {
const RAW_BYTE_LEN: usize = u16::RAW_BYTE_LEN + u32::RAW_BYTE_LEN;
}
#[cfg(feature = "experimental_traverse")]
impl<'a> SomeRecord<'a> for SimpleRecord {
fn traverse(self, data: FontData<'a>) -> RecordResolver<'a> {
RecordResolver {
name: "SimpleRecord",
get_field: Box::new(move |idx, _data| match idx {
0usize => Some(Field::new("val1", self.val1())),
1usize => Some(Field::new("va2", self.va2())),
_ => None,
}),
data,
}
}
}
#[derive(Clone, Debug, PartialEq, Eq, PartialOrd, Ord, Hash)]
pub struct ContainsArrays<'a> {
pub scalars: &'a [BigEndian<u16>],
pub records: &'a [SimpleRecord],
}
impl<'a> ContainsArrays<'a> {
pub fn scalars(&self) -> &'a [BigEndian<u16>] {
self.scalars
}
pub fn records(&self) -> &'a [SimpleRecord] {
self.records
}
}
impl ReadArgs for ContainsArrays<'_> {
type Args = u16;
}
impl ComputeSize for ContainsArrays<'_> {
#[allow(clippy::needless_question_mark)]
fn compute_size(args: &u16) -> Result<usize, ReadError> {
let array_len = *args;
let mut result = 0usize;
result = result
.checked_add((array_len as usize).saturating_mul(u16::RAW_BYTE_LEN))
.ok_or(ReadError::OutOfBounds)?;
result = result
.checked_add((array_len as usize).saturating_mul(SimpleRecord::RAW_BYTE_LEN))
.ok_or(ReadError::OutOfBounds)?;
Ok(result)
}
}
impl<'a> FontReadWithArgs<'a> for ContainsArrays<'a> {
fn read_with_args(data: FontData<'a>, args: &u16) -> Result<Self, ReadError> {
let mut cursor = data.cursor();
let array_len = *args;
Ok(Self {
scalars: cursor.read_array(array_len as usize)?,
records: cursor.read_array(array_len as usize)?,
})
}
}
#[allow(clippy::needless_lifetimes)]
impl<'a> ContainsArrays<'a> {
pub fn read(data: FontData<'a>, array_len: u16) -> Result<Self, ReadError> {
let args = array_len;
Self::read_with_args(data, &args)
}
}
#[cfg(feature = "experimental_traverse")]
impl<'a> SomeRecord<'a> for ContainsArrays<'a> {
fn traverse(self, data: FontData<'a>) -> RecordResolver<'a> {
RecordResolver {
name: "ContainsArrays",
get_field: Box::new(move |idx, _data| match idx {
0usize => Some(Field::new("scalars", self.scalars())),
1usize => Some(Field::new(
"records",
traversal::FieldType::array_of_records(
stringify!(SimpleRecord),
self.records(),
_data,
),
)),
_ => None,
}),
data,
}
}
}
#[derive(Clone, Debug, Copy, bytemuck :: AnyBitPattern)]
#[repr(C)]
#[repr(packed)]
pub struct ContainsOffsets {
pub off_array_count: BigEndian<u16>,
pub array_offset: BigEndian<Offset16>,
pub other_offset: BigEndian<Offset32>,
}
impl ContainsOffsets {
pub fn off_array_count(&self) -> u16 {
self.off_array_count.get()
}
pub fn array_offset(&self) -> Offset16 {
self.array_offset.get()
}
pub fn array<'a>(&self, data: FontData<'a>) -> Result<&'a [SimpleRecord], ReadError> {
let args = self.off_array_count();
self.array_offset().resolve_with_args(data, &args)
}
pub fn other_offset(&self) -> Offset32 {
self.other_offset.get()
}
pub fn other<'a>(&self, data: FontData<'a>) -> Result<BasicTable<'a>, ReadError> {
self.other_offset().resolve(data)
}
}
impl FixedSize for ContainsOffsets {
const RAW_BYTE_LEN: usize = u16::RAW_BYTE_LEN + Offset16::RAW_BYTE_LEN + Offset32::RAW_BYTE_LEN;
}
#[cfg(feature = "experimental_traverse")]
impl<'a> SomeRecord<'a> for ContainsOffsets {
fn traverse(self, data: FontData<'a>) -> RecordResolver<'a> {
RecordResolver {
name: "ContainsOffsets",
get_field: Box::new(move |idx, _data| match idx {
0usize => Some(Field::new("off_array_count", self.off_array_count())),
1usize => Some(Field::new(
"array_offset",
traversal::FieldType::offset_to_array_of_records(
self.array_offset(),
self.array(_data),
stringify!(SimpleRecord),
_data,
),
)),
2usize => Some(Field::new(
"other_offset",
FieldType::offset(self.other_offset(), self.other(_data)),
)),
_ => None,
}),
data,
}
}
}
impl<'a> MinByteRange<'a> for VarLenItem<'a> {
fn min_byte_range(&self) -> Range<usize> {
0..self.data_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 VarLenItem<'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 VarLenItem<'a> {
data: FontData<'a>,
}
#[allow(clippy::needless_lifetimes)]
impl<'a> VarLenItem<'a> {
pub const MIN_SIZE: usize = u32::RAW_BYTE_LEN;
basic_table_impls!(impl_the_methods);
pub fn length(&self) -> u32 {
let range = self.length_byte_range();
self.data.read_at(range.start).ok().unwrap()
}
pub fn data(&self) -> &'a [u8] {
let range = self.data_byte_range();
self.data.read_array(range).ok().unwrap_or_default()
}
pub fn length_byte_range(&self) -> Range<usize> {
let start = 0;
start..start + u32::RAW_BYTE_LEN
}
pub fn data_byte_range(&self) -> Range<usize> {
let start = self.length_byte_range().end;
start..start + self.data.len().saturating_sub(start) / u8::RAW_BYTE_LEN * u8::RAW_BYTE_LEN
}
}
#[cfg(feature = "experimental_traverse")]
impl<'a> SomeTable<'a> for VarLenItem<'a> {
fn type_name(&self) -> &str {
"VarLenItem"
}
fn get_field(&self, idx: usize) -> Option<Field<'a>> {
match idx {
0usize => Some(Field::new("length", self.length())),
1usize => Some(Field::new("data", self.data())),
_ => None,
}
}
}
#[cfg(feature = "experimental_traverse")]
#[allow(clippy::needless_lifetimes)]
impl<'a> std::fmt::Debug for VarLenItem<'a> {
fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
(self as &dyn SomeTable<'a>).fmt(f)
}
}