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/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* 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 http://mozilla.org/MPL/2.0/. */
#include "nsSVGClass.h"
#include "mozilla/dom/SVGAnimatedString.h"
#include "mozilla/Move.h"
#include "nsSVGElement.h"
#include "nsSMILValue.h"
#include "SMILStringType.h"
using namespace mozilla;
using namespace mozilla::dom;
struct DOMAnimatedString final : public SVGAnimatedString
{
NS_DECL_CYCLE_COLLECTING_ISUPPORTS
NS_DECL_CYCLE_COLLECTION_SCRIPT_HOLDER_CLASS(DOMAnimatedString)
DOMAnimatedString(nsSVGClass* aVal, nsSVGElement* aSVGElement)
: SVGAnimatedString(aSVGElement)
, mVal(aVal)
{}
nsSVGClass* mVal; // kept alive because it belongs to content
void GetBaseVal(nsAString& aResult) override
{
mVal->GetBaseValue(aResult, mSVGElement);
}
void SetBaseVal(const nsAString& aValue) override
{
mVal->SetBaseValue(aValue, mSVGElement, true);
}
void GetAnimVal(nsAString& aResult) override;
private:
~DOMAnimatedString() {}
};
NS_SVG_VAL_IMPL_CYCLE_COLLECTION_WRAPPERCACHED(DOMAnimatedString, mSVGElement)
NS_IMPL_CYCLE_COLLECTING_ADDREF(DOMAnimatedString)
NS_IMPL_CYCLE_COLLECTING_RELEASE(DOMAnimatedString)
NS_INTERFACE_MAP_BEGIN_CYCLE_COLLECTION(DOMAnimatedString)
NS_WRAPPERCACHE_INTERFACE_MAP_ENTRY
NS_INTERFACE_MAP_ENTRY(nsISupports)
NS_INTERFACE_MAP_END
already_AddRefed<SVGAnimatedString>
nsSVGClass::ToDOMAnimatedString(nsSVGElement* aSVGElement)
{
RefPtr<DOMAnimatedString> result = new DOMAnimatedString(this, aSVGElement);
return result.forget();
}
/* Implementation */
void
nsSVGClass::SetBaseValue(const nsAString& aValue,
nsSVGElement *aSVGElement,
bool aDoSetAttr)
{
NS_ASSERTION(aSVGElement, "Null element passed to SetBaseValue");
aSVGElement->SetMayHaveClass();
if (aDoSetAttr) {
aSVGElement->SetAttr(kNameSpaceID_None, nsGkAtoms::_class, aValue, true);
}
if (mAnimVal) {
aSVGElement->AnimationNeedsResample();
}
}
void
nsSVGClass::GetBaseValue(nsAString& aValue, const nsSVGElement *aSVGElement) const
{
aSVGElement->GetAttr(kNameSpaceID_None, nsGkAtoms::_class, aValue);
}
void
nsSVGClass::GetAnimValue(nsAString& aResult, const nsSVGElement *aSVGElement) const
{
if (mAnimVal) {
aResult = *mAnimVal;
return;
}
aSVGElement->GetAttr(kNameSpaceID_None, nsGkAtoms::_class, aResult);
}
void
nsSVGClass::SetAnimValue(const nsAString& aValue, nsSVGElement *aSVGElement)
{
if (mAnimVal && mAnimVal->Equals(aValue)) {
return;
}
if (!mAnimVal) {
mAnimVal = new nsString();
}
*mAnimVal = aValue;
aSVGElement->SetMayHaveClass();
aSVGElement->DidAnimateClass();
}
void
DOMAnimatedString::GetAnimVal(nsAString& aResult)
{
mSVGElement->FlushAnimations();
mVal->GetAnimValue(aResult, mSVGElement);
}
nsISMILAttr*
nsSVGClass::ToSMILAttr(nsSVGElement *aSVGElement)
{
return new SMILString(this, aSVGElement);
}
nsresult
nsSVGClass::SMILString::ValueFromString(const nsAString& aStr,
const dom::SVGAnimationElement* /*aSrcElement*/,
nsSMILValue& aValue,
bool& aPreventCachingOfSandwich) const
{
nsSMILValue val(SMILStringType::Singleton());
*static_cast<nsAString*>(val.mU.mPtr) = aStr;
aValue = Move(val);
aPreventCachingOfSandwich = false;
return NS_OK;
}
nsSMILValue
nsSVGClass::SMILString::GetBaseValue() const
{
nsSMILValue val(SMILStringType::Singleton());
mSVGElement->GetAttr(kNameSpaceID_None, nsGkAtoms::_class,
*static_cast<nsAString*>(val.mU.mPtr));
return val;
}
void
nsSVGClass::SMILString::ClearAnimValue()
{
if (mVal->mAnimVal) {
mVal->mAnimVal = nullptr;
mSVGElement->DidAnimateClass();
}
}
nsresult
nsSVGClass::SMILString::SetAnimValue(const nsSMILValue& aValue)
{
NS_ASSERTION(aValue.mType == SMILStringType::Singleton(),
"Unexpected type to assign animated value");
if (aValue.mType == SMILStringType::Singleton()) {
mVal->SetAnimValue(*static_cast<nsAString*>(aValue.mU.mPtr), mSVGElement);
}
return NS_OK;
}
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