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/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at https://mozilla.org/MPL/2.0/. */
//! This module contains conversion helpers between Servo and Gecko types
//! Ideally, it would be in geckolib itself, but coherence
//! forces us to keep the traits and implementations here
//!
//! FIXME(emilio): This file should generally just die.
#![allow(unsafe_code)]
use crate::gecko_bindings::structs::{nsresult, Matrix4x4Components};
use crate::stylesheets::RulesMutateError;
use crate::values::computed::transform::Matrix3D;
impl From<RulesMutateError> for nsresult {
fn from(other: RulesMutateError) -> Self {
match other {
RulesMutateError::Syntax => nsresult::NS_ERROR_DOM_SYNTAX_ERR,
RulesMutateError::IndexSize => nsresult::NS_ERROR_DOM_INDEX_SIZE_ERR,
RulesMutateError::HierarchyRequest => nsresult::NS_ERROR_DOM_HIERARCHY_REQUEST_ERR,
RulesMutateError::InvalidState => nsresult::NS_ERROR_DOM_INVALID_STATE_ERR,
}
}
}
impl<'a> From<&'a Matrix4x4Components> for Matrix3D {
fn from(m: &'a Matrix4x4Components) -> Matrix3D {
Matrix3D {
m11: m[0],
m12: m[1],
m13: m[2],
m14: m[3],
m21: m[4],
m22: m[5],
m23: m[6],
m24: m[7],
m31: m[8],
m32: m[9],
m33: m[10],
m34: m[11],
m41: m[12],
m42: m[13],
m43: m[14],
m44: m[15],
}
}
}
impl From<Matrix3D> for Matrix4x4Components {
fn from(matrix: Matrix3D) -> Self {
[
matrix.m11, matrix.m12, matrix.m13, matrix.m14, matrix.m21, matrix.m22, matrix.m23,
matrix.m24, matrix.m31, matrix.m32, matrix.m33, matrix.m34, matrix.m41, matrix.m42,
matrix.m43, matrix.m44,
]
}
}
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