float
DOMSVGLength::GetValue(ErrorResult& aRv)
{
if (mVal) {
if (mIsAnimValItem) {
mSVGElement->FlushAnimations();
return mVal->GetAnimValue(mSVGElement);
}
return mVal->GetBaseValue(mSVGElement);
}
if (mIsAnimValItem && HasOwner()) {
Element()->FlushAnimations(); // May make HasOwner() == false
}
if (HasOwner()) {
float value = InternalItem().GetValueInUserUnits(Element(), Axis());
if (!IsFinite(value)) {
aRv.Throw(NS_ERROR_FAILURE);
}
return value;
} else if (mUnit == nsIDOMSVGLength::SVG_LENGTHTYPE_NUMBER ||
mUnit == nsIDOMSVGLength::SVG_LENGTHTYPE_PX) {
return mValue;
}
// else [SVGWG issue] Can't convert this length's value to user units
// ReportToConsole
aRv.Throw(NS_ERROR_FAILURE);
return 0.0f;
}
uint16_t DOMSVGLength::UnitType() {
if (mVal) {
if (mIsAnimValItem) {
mSVGElement->FlushAnimations();
}
return mVal->mSpecifiedUnitType;
}
if (mIsAnimValItem && HasOwner()) {
Element()->FlushAnimations(); // May make HasOwner() == false
}
return HasOwner() ? InternalItem().GetUnit() : mUnit;
}
float DOMSVGLength::ValueInSpecifiedUnits() {
if (mVal) {
if (mIsAnimValItem) {
mSVGElement->FlushAnimations();
return mVal->mAnimVal;
}
return mVal->mBaseVal;
}
if (mIsAnimValItem && HasOwner()) {
Element()->FlushAnimations(); // May make HasOwner() == false
}
return HasOwner() ? InternalItem().GetValueInCurrentUnits() : mValue;
}
void
DOMSVGLength::NewValueSpecifiedUnits(uint16_t aUnit, float aValue,
ErrorResult& aRv)
{
if (mIsAnimValItem) {
aRv.Throw(NS_ERROR_DOM_NO_MODIFICATION_ALLOWED_ERR);
return;
}
if (mVal) {
mVal->NewValueSpecifiedUnits(aUnit, aValue, mSVGElement);
return;
}
if (!SVGLength::IsValidUnitType(aUnit)) {
aRv.Throw(NS_ERROR_DOM_NOT_SUPPORTED_ERR);
return;
}
if (HasOwner()) {
if (InternalItem().GetUnit() == aUnit &&
InternalItem().GetValueInCurrentUnits() == aValue) {
return;
}
AutoChangeLengthNotifier notifier(this);
InternalItem().SetValueAndUnit(aValue, uint8_t(aUnit));
return;
}
mUnit = uint8_t(aUnit);
mValue = aValue;
}
void
DOMSVGLength::SetValueAsString(const nsAString& aValue, ErrorResult& aRv)
{
if (mIsAnimValItem) {
aRv.Throw(NS_ERROR_DOM_NO_MODIFICATION_ALLOWED_ERR);
return;
}
if (mVal) {
aRv = mVal->SetBaseValueString(aValue, mSVGElement, true);
return;
}
SVGLength value;
if (!value.SetValueFromString(aValue)) {
aRv.Throw(NS_ERROR_DOM_SYNTAX_ERR);
return;
}
if (HasOwner()) {
if (InternalItem() == value) {
return;
}
AutoChangeLengthNotifier notifier(this);
InternalItem() = value;
return;
}
mValue = value.GetValueInCurrentUnits();
mUnit = value.GetUnit();
}
SVGLength DOMSVGLength::ToSVGLength() {
if (HasOwner()) {
return SVGLength(InternalItem().GetValueInCurrentUnits(),
InternalItem().GetUnit());
}
return SVGLength(mValue, mUnit);
}
void
DOMSVGTransform::NotifyElementDidChange(const nsAttrValue& aEmptyOrOldValue)
{
if (HasOwner()) {
Element()->DidChangeTransformList(aEmptyOrOldValue);
if (mList->mAList->IsAnimating()) {
Element()->AnimationNeedsResample();
}
}
}
void DOMSVGLength::InsertingIntoList(DOMSVGLengthList* aList, uint8_t aAttrEnum,
uint32_t aListIndex, bool aIsAnimValItem) {
NS_ASSERTION(!HasOwner(), "Inserting item that is already in a list");
mList = aList;
mAttrEnum = aAttrEnum;
mListIndex = aListIndex;
mIsAnimValItem = aIsAnimValItem;
MOZ_ASSERT(IndexIsValid(), "Bad index for DOMSVGLength!");
}
void DOMSVGLength::GetValueAsString(nsAString& aValue) {
if (mVal) {
if (mIsAnimValItem) {
mSVGElement->FlushAnimations();
mVal->GetAnimValueString(aValue);
} else {
mVal->GetBaseValueString(aValue);
}
return;
}
if (mIsAnimValItem && HasOwner()) {
Element()->FlushAnimations(); // May make HasOwner() == false
}
if (HasOwner()) {
InternalItem().GetValueAsString(aValue);
return;
}
SVGLength(mValue, mUnit).GetValueAsString(aValue);
}
void
SVGTransform::InsertingIntoList(DOMSVGTransformList *aList,
uint32_t aListIndex,
bool aIsAnimValItem)
{
NS_ABORT_IF_FALSE(!HasOwner(), "Inserting item that is already in a list");
mList = aList;
mListIndex = aListIndex;
mIsAnimValItem = aIsAnimValItem;
mTransform = nullptr;
NS_ABORT_IF_FALSE(IndexIsValid(), "Bad index for DOMSVGLength!");
}
DOMSVGLength* DOMSVGLength::Copy() {
NS_ASSERTION(HasOwner() || IsReflectingAttribute(), "unexpected caller");
DOMSVGLength* copy = new DOMSVGLength();
uint16_t unit;
float value;
if (mVal) {
unit = mVal->mSpecifiedUnitType;
value = mIsAnimValItem ? mVal->mAnimVal : mVal->mBaseVal;
} else {
SVGLength& length = InternalItem();
unit = length.GetUnit();
value = length.GetValueInCurrentUnits();
}
copy->NewValueSpecifiedUnits(unit, value, IgnoreErrors());
return copy;
}
void
DOMSVGLength::ConvertToSpecifiedUnits(uint16_t aUnit, ErrorResult& aRv)
{
if (mIsAnimValItem) {
aRv.Throw(NS_ERROR_DOM_NO_MODIFICATION_ALLOWED_ERR);
return;
}
if (mVal) {
mVal->ConvertToSpecifiedUnits(aUnit, mSVGElement);
return;
}
if (!SVGLength::IsValidUnitType(aUnit)) {
aRv.Throw(NS_ERROR_DOM_NOT_SUPPORTED_ERR);
return;
}
if (HasOwner()) {
if (InternalItem().GetUnit() == aUnit) {
return;
}
float val = InternalItem().GetValueInSpecifiedUnit(
aUnit, Element(), Axis());
if (IsFinite(val)) {
AutoChangeLengthNotifier notifier(this);
InternalItem().SetValueAndUnit(val, aUnit);
return;
}
} else {
SVGLength len(mValue, mUnit);
float val = len.GetValueInSpecifiedUnit(aUnit, nullptr, 0);
if (IsFinite(val)) {
mValue = val;
mUnit = aUnit;
return;
}
}
// else [SVGWG issue] Can't convert unit
// ReportToConsole
aRv.Throw(NS_ERROR_FAILURE);
}
void
DOMSVGLength::SetValue(float aUserUnitValue, ErrorResult& aRv)
{
if (mIsAnimValItem) {
aRv.Throw(NS_ERROR_DOM_NO_MODIFICATION_ALLOWED_ERR);
return;
}
if (mVal) {
mVal->SetBaseValue(aUserUnitValue, mSVGElement, true);
return;
}
// Although the value passed in is in user units, this method does not turn
// this length into a user unit length. Instead it converts the user unit
// value to this length's current unit and sets that, leaving this length's
// unit as it is.
if (HasOwner()) {
if (InternalItem().GetValueInUserUnits(Element(), Axis()) ==
aUserUnitValue) {
return;
}
float uuPerUnit = InternalItem().GetUserUnitsPerUnit(Element(), Axis());
if (uuPerUnit > 0) {
float newValue = aUserUnitValue / uuPerUnit;
if (IsFinite(newValue)) {
AutoChangeLengthNotifier notifier(this);
InternalItem().SetValueAndUnit(newValue, InternalItem().GetUnit());
return;
}
}
} else if (mUnit == nsIDOMSVGLength::SVG_LENGTHTYPE_NUMBER ||
mUnit == nsIDOMSVGLength::SVG_LENGTHTYPE_PX) {
mValue = aUserUnitValue;
return;
}
// else [SVGWG issue] Can't convert user unit value to this length's unit
// ReportToConsole
aRv.Throw(NS_ERROR_FAILURE);
}
void DOMSVGLength::SetValueInSpecifiedUnits(float aValue, ErrorResult& aRv) {
if (mIsAnimValItem) {
aRv.Throw(NS_ERROR_DOM_NO_MODIFICATION_ALLOWED_ERR);
return;
}
if (mVal) {
mVal->SetBaseValueInSpecifiedUnits(aValue, mSVGElement, true);
return;
}
if (HasOwner()) {
if (InternalItem().GetValueInCurrentUnits() == aValue) {
return;
}
AutoChangeLengthNotifier notifier(this);
InternalItem().SetValueInCurrentUnits(aValue);
return;
}
mValue = aValue;
}
/**
*
* Set the window rectangle, and notify owner
*
* @param "const TRect& aWinRect"
* The window rectangle
* @xxxx
*
*/
void TWindow::SetWinRectAndNotifyOwner(const TRect& aWinRect)
{
if (HasOwner())
iOwner->NotifyWindowChanged(aWinRect);
}
