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```
``````// Take a look at the license at the top of the repository in the LICENSE file.

use std::fmt;

use glib::translate::*;

use crate::{Euler, EulerOrder, Matrix, Quaternion, Vec3};

impl Euler {
/// Initializes a [`Euler`][crate::Euler] using the given angles.
///
/// The order of the rotations is [`EulerOrder::Default`][crate::EulerOrder::Default].
/// ## `x`
/// rotation angle on the X axis, in degrees
/// ## `y`
/// rotation angle on the Y axis, in degrees
/// ## `z`
/// rotation angle on the Z axis, in degrees
///
/// # Returns
///
/// the initialized [`Euler`][crate::Euler]
#[doc(alias = "graphene_euler_init")]
pub fn new(x: f32, y: f32, z: f32) -> Self {
unsafe {
let mut eul = Self::uninitialized();
ffi::graphene_euler_init(eul.to_glib_none_mut().0, x, y, z);
eul
}
}

/// Initializes a [`Euler`][crate::Euler] using the given rotation matrix.
///
/// If the [`Matrix`][crate::Matrix] `m` is [`None`], the [`Euler`][crate::Euler] will
/// be initialized with all angles set to 0.
/// ## `m`
/// a rotation matrix
/// ## `order`
/// the order used to apply the rotations
///
/// # Returns
///
/// the initialized [`Euler`][crate::Euler]
#[doc(alias = "graphene_euler_init_from_matrix")]
#[doc(alias = "init_from_matrix")]
pub fn from_matrix(m: Option<&Matrix>, order: EulerOrder) -> Self {
unsafe {
let mut eul = Self::uninitialized();
ffi::graphene_euler_init_from_matrix(
eul.to_glib_none_mut().0,
m.to_glib_none().0,
order.into_glib(),
);
eul
}
}

/// Initializes a [`Euler`][crate::Euler] using the given normalized quaternion.
///
/// If the [`Quaternion`][crate::Quaternion] `q` is [`None`], the [`Euler`][crate::Euler] will
/// be initialized with all angles set to 0.
/// ## `q`
/// a normalized [`Quaternion`][crate::Quaternion]
/// ## `order`
/// the order used to apply the rotations
///
/// # Returns
///
/// the initialized [`Euler`][crate::Euler]
#[doc(alias = "graphene_euler_init_from_quaternion")]
#[doc(alias = "init_from_quaternion")]
pub fn from_quaternion(q: Option<&Quaternion>, order: EulerOrder) -> Self {
unsafe {
let mut eul = Self::uninitialized();
ffi::graphene_euler_init_from_quaternion(
eul.to_glib_none_mut().0,
q.to_glib_none().0,
order.into_glib(),
);
eul
}
}

/// Initializes a [`Euler`][crate::Euler] using the given angles
/// and order of rotation.
/// ## `x`
/// rotation angle on the X axis, in radians
/// ## `y`
/// rotation angle on the Y axis, in radians
/// ## `z`
/// rotation angle on the Z axis, in radians
/// ## `order`
/// order of rotations
///
/// # Returns
///
/// the initialized [`Euler`][crate::Euler]
pub fn from_radians(x: f32, y: f32, z: f32, order: EulerOrder) -> Self {
unsafe {
let mut eul = Self::uninitialized();
eul.to_glib_none_mut().0,
x,
y,
z,
order.into_glib(),
);
eul
}
}

/// Initializes a [`Euler`][crate::Euler] using the angles contained in a
/// [`Vec3`][crate::Vec3].
///
/// If the [`Vec3`][crate::Vec3] `v` is [`None`], the [`Euler`][crate::Euler] will be
/// initialized with all angles set to 0.
/// ## `v`
/// a [`Vec3`][crate::Vec3] containing the rotation
///  angles in degrees
/// ## `order`
/// the order used to apply the rotations
///
/// # Returns
///
/// the initialized [`Euler`][crate::Euler]
#[doc(alias = "graphene_euler_init_from_vec3")]
#[doc(alias = "init_from_vec3")]
pub fn from_vec3(v: Option<&Vec3>, order: EulerOrder) -> Self {
unsafe {
let mut eul = Self::uninitialized();
ffi::graphene_euler_init_from_vec3(
eul.to_glib_none_mut().0,
v.to_glib_none().0,
order.into_glib(),
);
eul
}
}

/// Initializes a [`Euler`][crate::Euler] with the given angles and `order`.
/// ## `x`
/// rotation angle on the X axis, in degrees
/// ## `y`
/// rotation angle on the Y axis, in degrees
/// ## `z`
/// rotation angle on the Z axis, in degrees
/// ## `order`
/// the order used to apply the rotations
///
/// # Returns
///
/// the initialized [`Euler`][crate::Euler]
#[doc(alias = "graphene_euler_init_with_order")]
#[doc(alias = "init_with_order")]
pub fn with_order(x: f32, y: f32, z: f32, order: EulerOrder) -> Self {
unsafe {
let mut eul = Self::uninitialized();
ffi::graphene_euler_init_with_order(
eul.to_glib_none_mut().0,
x,
y,
z,
order.into_glib(),
);
eul
}
}
}

impl fmt::Debug for Euler {
fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
f.debug_struct("Euler")
.field("order", &self.order())
.field("alpha", &self.alpha())
.field("beta", &self.beta())
.field("gamma", &self.gamma())
.finish()
}
}
``````