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Issue #2241 - Part 4.1: Get DOMPoint, DOMQuad, DOMRect, DOMMatrix a bit closer to spec.

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Backported from Mozilla bug 1186265's part 1.
This commit is contained in:
Job Bautista 2023-05-12 11:35:18 +08:00 • committed by roytam1
commit 60c88dd11b
14 changed files with 252 additions and 198 deletions
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59
dom/base/DOMMatrix.cpp
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@ -20,6 +20,10 @@
namespace mozilla {
namespace dom {
template <typename T>
static void
SetDataInMatrix(DOMMatrixReadOnly* aMatrix, const T* aData, int aLength, ErrorResult& aRv);
static const double radPerDegree = 2.0 * M_PI / 360.0;
NS_IMPL_CYCLE_COLLECTION_WRAPPERCACHE(DOMMatrixReadOnly, mParent)
@ -27,6 +31,39 @@ NS_IMPL_CYCLE_COLLECTION_WRAPPERCACHE(DOMMatrixReadOnly, mParent)
NS_IMPL_CYCLE_COLLECTION_ROOT_NATIVE(DOMMatrixReadOnly, AddRef)
NS_IMPL_CYCLE_COLLECTION_UNROOT_NATIVE(DOMMatrixReadOnly, Release)
JSObject*
DOMMatrixReadOnly::WrapObject(JSContext* aCx, JS::Handle<JSObject*> aGivenProto)
{
return DOMMatrixReadOnlyBinding::Wrap(aCx, this, aGivenProto);
}
already_AddRefed<DOMMatrixReadOnly>
DOMMatrixReadOnly::Constructor(
const GlobalObject& aGlobal,
const Optional<StringOrUnrestrictedDoubleSequence>& aArg,
ErrorResult& aRv)
{
RefPtr<DOMMatrixReadOnly> rval = new DOMMatrixReadOnly(aGlobal.GetAsSupports());
if (!aArg.WasPassed()) {
return rval.forget();
}
const auto& arg = aArg.Value();
if (arg.IsString()) {
nsCOMPtr<nsPIDOMWindowInner> win = do_QueryInterface(aGlobal.GetAsSupports());
if (!win) {
aRv.ThrowTypeError<MSG_ILLEGAL_CONSTRUCTOR>();
return nullptr;
}
rval->SetMatrixValue(arg.GetAsString(), aRv);
} else {
const auto& sequence = arg.GetAsUnrestrictedDoubleSequence();
SetDataInMatrix(rval, sequence.Elements(), sequence.Length(), aRv);
}
return rval.forget();
}
already_AddRefed<DOMMatrix>
DOMMatrixReadOnly::Translate(double aTx,
double aTy,
@ -330,7 +367,9 @@ DOMMatrix::Constructor(const GlobalObject& aGlobal, const DOMMatrixReadOnly& aOt
return obj.forget();
}
template <typename T> void SetDataInMatrix(DOMMatrix* aMatrix, const T* aData, int aLength, ErrorResult& aRv)
template <typename T>
static void
SetDataInMatrix(DOMMatrixReadOnly* aMatrix, const T* aData, int aLength, ErrorResult& aRv)
{
if (aLength == 16) {
aMatrix->SetM11(aData[0]);
@ -357,7 +396,9 @@ template <typename T> void SetDataInMatrix(DOMMatrix* aMatrix, const T* aData, i
aMatrix->SetE(aData[4]);
aMatrix->SetF(aData[5]);
} else {
aRv.Throw(NS_ERROR_DOM_INDEX_SIZE_ERR);
nsAutoString lengthStr;
lengthStr.AppendInt(aLength);
aRv.ThrowTypeError<MSG_MATRIX_INIT_LENGTH_WRONG>(lengthStr);
}
}
@ -390,7 +431,8 @@ DOMMatrix::Constructor(const GlobalObject& aGlobal, const Sequence<double>& aNum
return obj.forget();
}
void DOMMatrix::Ensure3DMatrix()
void
DOMMatrixReadOnly::Ensure3DMatrix()
{
if (!mMatrix3D) {
mMatrix3D = new gfx::Matrix4x4(gfx::Matrix4x4::From2D(*mMatrix2D));
@ -617,8 +659,8 @@ DOMMatrix::InvertSelf()
return this;
}
DOMMatrix*
DOMMatrix::SetMatrixValue(const nsAString& aTransformList, ErrorResult& aRv)
DOMMatrixReadOnly*
DOMMatrixReadOnly::SetMatrixValue(const nsAString& aTransformList, ErrorResult& aRv)
{
SVGTransformListParser parser(aTransformList);
if (!parser.Parse()) {
@ -644,6 +686,13 @@ DOMMatrix::SetMatrixValue(const nsAString& aTransformList, ErrorResult& aRv)
return this;
}
DOMMatrix*
DOMMatrix::SetMatrixValue(const nsAString& aTransformList, ErrorResult& aRv)
{
DOMMatrixReadOnly::SetMatrixValue(aTransformList, aRv);
return this;
}
JSObject*
DOMMatrix::WrapObject(JSContext* aCx, JS::Handle<JSObject*> aGivenProto)
{