already_AddRefed<nsISVGPoint>
DOMSVGPointList::Initialize(nsISVGPoint& aNewItem, ErrorResult& aError)
{
if (IsAnimValList()) {
aError.Throw(NS_ERROR_DOM_NO_MODIFICATION_ALLOWED_ERR);
return nullptr;
}
// If aNewItem is already in a list we should insert a clone of aNewItem,
// and for consistency, this should happen even if *this* is the list that
// aNewItem is currently in. Note that in the case of aNewItem being in this
// list, the Clear() call before the InsertItemBefore() call would remove it
// from this list, and so the InsertItemBefore() call would not insert a
// clone of aNewItem, it would actually insert aNewItem. To prevent that
// from happening we have to do the clone here, if necessary.
nsCOMPtr<nsISVGPoint> domItem = &aNewItem;
if (domItem->HasOwner() || domItem->IsReadonly() ||
domItem->IsTranslatePoint()) {
domItem = domItem->Copy(); // must do this before changing anything!
}
ErrorResult rv;
Clear(rv);
MOZ_ASSERT(!rv.Failed());
return InsertItemBefore(*domItem, 0, aError);
}
/* nsIDOMSVGTransform consolidate (); */
NS_IMETHODIMP
DOMSVGTransformList::Consolidate(nsIDOMSVGTransform **_retval)
{
*_retval = nsnull;
if (IsAnimValList()) {
return NS_ERROR_DOM_NO_MODIFICATION_ALLOWED_ERR;
}
if (Length() == 0)
return NS_OK;
// Note that SVG 1.1 says, "The consolidation operation creates new
// SVGTransform object as the first and only item in the list" hence, even if
// Length() == 1 we can't return that one item (after making it a matrix
// type). We must orphan the existing item and then make a new one.
// First calculate our matrix
gfxMatrix mx = InternalList().GetConsolidationMatrix();
// Then orphan the existing items
Clear();
// And append the new transform
nsRefPtr<DOMSVGTransform> transform = new DOMSVGTransform(mx);
return InsertItemBefore(transform, Length(), _retval);
}
already_AddRefed<DOMSVGPathSeg>
DOMSVGPathSegList::Initialize(DOMSVGPathSeg& aNewItem, ErrorResult& aError)
{
if (IsAnimValList()) {
aError.Throw(NS_ERROR_DOM_NO_MODIFICATION_ALLOWED_ERR);
return nullptr;
}
// If aNewItem is already in a list we should insert a clone of aNewItem,
// and for consistency, this should happen even if *this* is the list that
// aNewItem is currently in. Note that in the case of aNewItem being in this
// list, the Clear() call before the InsertItemBefore() call would remove it
// from this list, and so the InsertItemBefore() call would not insert a
// clone of aNewItem, it would actually insert aNewItem. To prevent that
// from happening we have to do the clone here, if necessary.
nsRefPtr<DOMSVGPathSeg> domItem = &aNewItem;
if (aNewItem.HasOwner()) {
domItem = aNewItem.Clone();
}
Clear(aError);
MOZ_ASSERT(!aError.Failed(), "How could this fail?");
return InsertItemBefore(*domItem, 0, aError);
}
void DOMSVGStringList::Initialize(const nsAString& aNewItem, nsAString& aRetval,
ErrorResult& aRv) {
if (InternalList().IsExplicitlySet()) {
InternalList().Clear();
}
InsertItemBefore(aNewItem, 0, aRetval, aRv);
}
already_AddRefed<nsIDOMSVGPoint>
DOMSVGPointList::Initialize(nsIDOMSVGPoint *aNewItem, ErrorResult& aError)
{
if (IsAnimValList()) {
aError.Throw(NS_ERROR_DOM_NO_MODIFICATION_ALLOWED_ERR);
return nullptr;
}
// If aNewItem is already in a list we should insert a clone of aNewItem,
// and for consistency, this should happen even if *this* is the list that
// aNewItem is currently in. Note that in the case of aNewItem being in this
// list, the Clear() call before the InsertItemBefore() call would remove it
// from this list, and so the InsertItemBefore() call would not insert a
// clone of aNewItem, it would actually insert aNewItem. To prevent that
// from happening we have to do the clone here, if necessary.
nsCOMPtr<DOMSVGPoint> domItem = do_QueryInterface(aNewItem);
if (!domItem) {
aError.Throw(NS_ERROR_DOM_SVG_WRONG_TYPE_ERR);
return nullptr;
}
if (domItem->HasOwner() || domItem->IsReadonly()) {
aNewItem = domItem->Clone();
}
Clear();
return InsertItemBefore(aNewItem, 0, aError);
}
NS_IMETHODIMP
DOMSVGLengthList::Initialize(nsIDOMSVGLength *newItem,
nsIDOMSVGLength **_retval)
{
*_retval = nsnull;
if (IsAnimValList()) {
return NS_ERROR_DOM_NO_MODIFICATION_ALLOWED_ERR;
}
// If newItem is already in a list we should insert a clone of newItem, and
// for consistency, this should happen even if *this* is the list that
// newItem is currently in. Note that in the case of newItem being in this
// list, the Clear() call before the InsertItemBefore() call would remove it
// from this list, and so the InsertItemBefore() call would not insert a
// clone of newItem, it would actually insert newItem. To prevent that from
// happening we have to do the clone here, if necessary.
nsCOMPtr<DOMSVGLength> domItem = do_QueryInterface(newItem);
if (!domItem) {
return NS_ERROR_DOM_SVG_WRONG_TYPE_ERR;
}
if (domItem->HasOwner()) {
newItem = domItem->Copy();
}
Clear();
return InsertItemBefore(newItem, 0, _retval);
}
already_AddRefed<SVGTransform>
DOMSVGTransformList::Consolidate(ErrorResult& error)
{
if (IsAnimValList()) {
error.Throw(NS_ERROR_DOM_NO_MODIFICATION_ALLOWED_ERR);
return nullptr;
}
if (LengthNoFlush() == 0) {
return nullptr;
}
// Note that SVG 1.1 says, "The consolidation operation creates new
// SVGTransform object as the first and only item in the list" hence, even if
// LengthNoFlush() == 1 we can't return that one item (after making it a
// matrix type). We must orphan the existing item and then make a new one.
// First calculate our matrix
gfxMatrix mx = InternalList().GetConsolidationMatrix();
// Then orphan the existing items
Clear(error);
MOZ_ASSERT(!error.Failed(), "How could this fail?");
// And append the new transform
nsRefPtr<SVGTransform> transform = new SVGTransform(mx);
return InsertItemBefore(*transform, LengthNoFlush(), error);
}
already_AddRefed<SVGTransform>
DOMSVGTransformList::Initialize(SVGTransform& newItem, ErrorResult& error)
{
if (IsAnimValList()) {
error.Throw(NS_ERROR_DOM_NO_MODIFICATION_ALLOWED_ERR);
return nullptr;
}
// If newItem is already in a list we should insert a clone of newItem, and
// for consistency, this should happen even if *this* is the list that
// newItem is currently in. Note that in the case of newItem being in this
// list, the Clear() call before the InsertItemBefore() call would remove it
// from this list, and so the InsertItemBefore() call would not insert a
// clone of newItem, it would actually insert newItem. To prevent that from
// happening we have to do the clone here, if necessary.
nsRefPtr<SVGTransform> domItem = &newItem;
if (domItem->HasOwner()) {
domItem = newItem.Clone();
}
Clear(error);
MOZ_ASSERT(!error.Failed(), "How could this fail?");
return InsertItemBefore(*domItem, 0, error);
}
NS_IMETHODIMP
DOMSVGStringList::Initialize(const nsAString & newItem, nsAString & _retval)
{
if (InternalList().IsExplicitlySet()) {
InternalList().Clear();
}
return InsertItemBefore(newItem, 0, _retval);
}
NS_IMETHODIMP
DOMSVGPointList::InsertItemBefore(nsIDOMSVGPoint *aNewItem,
uint32_t aIndex,
nsIDOMSVGPoint **_retval)
{
ErrorResult rv;
*_retval = InsertItemBefore(aNewItem, aIndex, rv).get();
return rv.ErrorCode();
}
void DOMSVGStringList::AppendItem(const nsAString& aNewItem, nsAString& aRetval,
ErrorResult& aRv) {
InsertItemBefore(aNewItem, InternalList().Length(), aRetval, aRv);
}
NS_IMETHODIMP
DOMSVGLengthList::AppendItem(nsIDOMSVGLength *newItem,
nsIDOMSVGLength **_retval)
{
return InsertItemBefore(newItem, Length(), _retval);
}
NS_IMETHODIMP
DOMSVGStringList::AppendItem(const nsAString & newItem,
nsAString & _retval)
{
return InsertItemBefore(newItem, InternalList().Length(), _retval);
}
NS_IMETHODIMP
DOMSVGPathSegList::AppendItem(nsIDOMSVGPathSeg *aNewItem,
nsIDOMSVGPathSeg **_retval)
{
return InsertItemBefore(aNewItem, Length(), _retval);
}
