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script: implement setMatrixValue for DOMMatrix (#39148)

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Even more progress on the geometry suite. Almost there!

Testing: Covered by WPT (css/geometry).

Signed-off-by: lumiscosity <averyrudelphe@gmail.com>
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lumiscosity 2025-09-04 21:02:54 +02:00 • committed by GitHub
parent f3a8ad30f1
commit c7ca281f44
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4 changed files with 44 additions and 10 deletions
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20
components/script/dom/dommatrix.rs
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@ -10,6 +10,7 @@ use dom_struct::dom_struct;
use euclid::default::Transform3D;
use js::rust::{CustomAutoRooterGuard, HandleObject};
use js::typedarray::{Float32Array, Float64Array};
use script_bindings::str::DOMString;
use crate::dom::bindings::codegen::Bindings::DOMMatrixBinding::{DOMMatrixInit, DOMMatrixMethods};
use crate::dom::bindings::codegen::Bindings::DOMMatrixReadOnlyBinding::DOMMatrixReadOnlyMethods;
@ -477,6 +478,25 @@ impl DOMMatrixMethods<crate::DomTypeHolder> for DOMMatrix {
// Step 3.
DomRoot::from_ref(self)
}
/// <https://drafts.fxtf.org/geometry-1/#dom-dommatrix-setmatrixvalue>
fn SetMatrixValue(&self, transformList: DOMString) -> Fallible<DomRoot<DOMMatrix>> {
// 1. Parse transformList into an abstract matrix, and let
// matrix and 2dTransform be the result. If the result is failure,
// then throw a "SyntaxError" DOMException.
match transform_to_matrix(transformList.to_string()) {
Ok(tuple) => {
// 2. Set is 2D to the value of 2dTransform.
self.parent.set_is2D(tuple.0);
// 3. Set m11 element through m44 element to the element values of matrix in column-major order.
self.parent.set_matrix(tuple.1);
},
Err(error) => return Err(error),
}
// 4. Return the current matrix.
Ok(DomRoot::from_ref(self))
}
}
impl Serializable for DOMMatrix {