HheaTable

allsorts_subset_browser::tables

Struct HheaTable 

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pub struct HheaTable {
    pub ascender: i16,
    pub descender: i16,
    pub line_gap: i16,
    pub advance_width_max: u16,
    pub min_left_side_bearing: i16,
    pub min_right_side_bearing: i16,
    pub x_max_extent: i16,
    pub caret_slope_rise: i16,
    pub caret_slope_run: i16,
    pub caret_offset: i16,
    pub num_h_metrics: u16,
}
Expand description

hhea horizontal header table

This table contains information for horizontal layout.

https://docs.microsoft.com/en-us/typography/opentype/spec/hhea

This struct is also used for the vhea table.

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§ascender: i16§descender: i16§line_gap: i16§advance_width_max: u16§min_left_side_bearing: i16§min_right_side_bearing: i16§x_max_extent: i16§caret_slope_rise: i16§caret_slope_run: i16§caret_offset: i16§num_h_metrics: u16

Trait Implementations§

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impl Clone for HheaTable

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fn clone(&self) -> HheaTable

Returns a duplicate of the value. Read more
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fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more
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impl Debug for HheaTable

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fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter. Read more
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impl Hash for HheaTable

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fn hash<__H: Hasher>(&self, state: &mut __H)

Feeds this value into the given Hasher. Read more
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fn hash_slice<H>(data: &[Self], state: &mut H)
where H: Hasher, Self: Sized,

Feeds a slice of this type into the given Hasher. Read more
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impl PartialEq for HheaTable

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fn eq(&self, other: &HheaTable) -> bool

Tests for self and other values to be equal, and is used by ==.
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fn ne(&self, other: &Rhs) -> bool

Tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.
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impl PartialOrd for HheaTable

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fn partial_cmp(&self, other: &HheaTable) -> Option<Ordering>

This method returns an ordering between self and other values if one exists. Read more
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fn lt(&self, other: &Rhs) -> bool

Tests less than (for self and other) and is used by the < operator. Read more
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fn le(&self, other: &Rhs) -> bool

Tests less than or equal to (for self and other) and is used by the <= operator. Read more
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fn gt(&self, other: &Rhs) -> bool

Tests greater than (for self and other) and is used by the > operator. Read more
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fn ge(&self, other: &Rhs) -> bool

Tests greater than or equal to (for self and other) and is used by the >= operator. Read more
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impl ReadBinary for HheaTable

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type HostType<'a> = HheaTable

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fn read<'a>(ctxt: &mut ReadCtxt<'a>) -> Result<Self, ParseError>

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impl WriteBinary<&HheaTable> for HheaTable

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type Output = ()

The type of the value returned by write.
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fn write<C: WriteContext>( ctxt: &mut C, table: &HheaTable, ) -> Result<(), WriteError>

Write the binary representation of Self to ctxt.
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impl StructuralPartialEq for HheaTable

Auto Trait Implementations§

Blanket Implementations§

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impl<T> Any for T
where T: 'static + ?Sized,

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fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more
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impl<T> Borrow<T> for T
where T: ?Sized,

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fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more
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impl<T> BorrowMut<T> for T
where T: ?Sized,

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fn borrow_mut(&mut self) -> &mut T

Mutably borrows from an owned value. Read more
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impl<T> CloneToUninit for T
where T: Clone,

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unsafe fn clone_to_uninit(&self, dest: *mut u8)

🔬This is a nightly-only experimental API. (clone_to_uninit)
Performs copy-assignment from self to dest. Read more
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impl<T> From<T> for T

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fn from(t: T) -> T

Returns the argument unchanged.

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impl<T, U> Into<U> for T
where U: From<T>,

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fn into(self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

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impl<T> IntoEither for T

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fn into_either(self, into_left: bool) -> Either<Self, Self>

Converts self into a Left variant of Either<Self, Self> if into_left is true. Converts self into a Right variant of Either<Self, Self> otherwise. Read more
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fn into_either_with<F>(self, into_left: F) -> Either<Self, Self>
where F: FnOnce(&Self) -> bool,

Converts self into a Left variant of Either<Self, Self> if into_left(&self) returns true. Converts self into a Right variant of Either<Self, Self> otherwise. Read more
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impl<T> ReadBinaryDep for T
where T: ReadBinary,

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type Args<'a> = ()

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type HostType<'a> = <T as ReadBinary>::HostType<'a>

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fn read_dep<'a>( ctxt: &mut ReadCtxt<'a>, _: <T as ReadBinaryDep>::Args<'_>, ) -> Result<<T as ReadBinaryDep>::HostType<'a>, ParseError>

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impl<T> ToOwned for T
where T: Clone,

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type Owned = T

The resulting type after obtaining ownership.
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fn to_owned(&self) -> T

Creates owned data from borrowed data, usually by cloning. Read more
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fn clone_into(&self, target: &mut T)

Uses borrowed data to replace owned data, usually by cloning. Read more
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impl<T, U> TryFrom<U> for T
where U: Into<T>,

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type Error = Infallible

The type returned in the event of a conversion error.
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fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.
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impl<T, U> TryInto<U> for T
where U: TryFrom<T>,

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type Error = <U as TryFrom<T>>::Error

The type returned in the event of a conversion error.
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fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.
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impl<T, HostType> WriteBinaryDep<HostType> for T
where T: WriteBinary<HostType>,

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type Args = ()

The type of the arguments supplied to write_dep.
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type Output = <T as WriteBinary<HostType>>::Output

The type of the value returned by write_dep.
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fn write_dep<C>( ctxt: &mut C, val: HostType, _: <T as WriteBinaryDep<HostType>>::Args, ) -> Result<<T as WriteBinaryDep<HostType>>::Output, WriteError>
where C: WriteContext,

Write the binary representation of Self to ctxt.