Struct ttf_parser::Transform

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pub struct Transform {
    pub a: f32,
    pub b: f32,
    pub c: f32,
    pub d: f32,
    pub e: f32,
    pub f: f32,
}
Expand description

An affine transform.

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§a: f32

The ‘a’ component of the transform.

§b: f32

The ‘b’ component of the transform.

§c: f32

The ‘c’ component of the transform.

§d: f32

The ‘d’ component of the transform.

§e: f32

The ‘e’ component of the transform.

§f: f32

The ‘f’ component of the transform.

Implementations§

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impl Transform

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pub fn new(a: f32, b: f32, c: f32, d: f32, e: f32, f: f32) -> Self

Creates a new transform with the specified components.

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pub fn new_translate(tx: f32, ty: f32) -> Self

Creates a new translation transform.

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pub fn new_rotate(angle: f32) -> Self

Creates a new rotation transform.

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pub fn new_skew(skew_x: f32, skew_y: f32) -> Self

Creates a new skew transform.

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pub fn new_scale(sx: f32, sy: f32) -> Self

Creates a new scale transform.

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pub fn combine(ts1: Self, ts2: Self) -> Self

Combines two transforms with each other.

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pub(crate) fn apply_to(&self, x: &mut f32, y: &mut f32)

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pub fn is_default(&self) -> bool

Checks whether a transform is the identity transform.

Trait Implementations§

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impl Clone for Transform

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fn clone(&self) -> Transform

Returns a copy 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 Transform

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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 Default for Transform

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fn default() -> Self

Returns the “default value” for a type. Read more
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impl PartialEq for Transform

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

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

This method tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.
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impl Copy for Transform

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impl StructuralPartialEq for Transform

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> 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> 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.