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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 19:33:14 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 19:33:14 +0000 |
commit | 36d22d82aa202bb199967e9512281e9a53db42c9 (patch) | |
tree | 105e8c98ddea1c1e4784a60a5a6410fa416be2de /dom/svg/SVGAnimatedPreserveAspectRatio.h | |
parent | Initial commit. (diff) | |
download | firefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.tar.xz firefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.zip |
Adding upstream version 115.7.0esr.upstream/115.7.0esr
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'dom/svg/SVGAnimatedPreserveAspectRatio.h')
-rw-r--r-- | dom/svg/SVGAnimatedPreserveAspectRatio.h | 139 |
1 files changed, 139 insertions, 0 deletions
diff --git a/dom/svg/SVGAnimatedPreserveAspectRatio.h b/dom/svg/SVGAnimatedPreserveAspectRatio.h new file mode 100644 index 0000000000..cc4721e42f --- /dev/null +++ b/dom/svg/SVGAnimatedPreserveAspectRatio.h @@ -0,0 +1,139 @@ +/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ +/* vim: set ts=8 sts=2 et sw=2 tw=80: */ +/* 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/. */ + +#ifndef DOM_SVG_SVGANIMATEDPRESERVEASPECTRATIO_H_ +#define DOM_SVG_SVGANIMATEDPRESERVEASPECTRATIO_H_ + +#include "nsCycleCollectionParticipant.h" +#include "nsError.h" +#include "mozilla/SVGPreserveAspectRatio.h" +#include "mozilla/Attributes.h" +#include "mozilla/SMILAttr.h" +#include "mozilla/UniquePtr.h" +#include "mozilla/dom/SVGElement.h" + +namespace mozilla { + +class SMILValue; + +namespace dom { +class DOMSVGAnimatedPreserveAspectRatio; +class SVGAnimationElement; +} // namespace dom + +class SVGAnimatedPreserveAspectRatio final { + friend class AutoChangePreserveAspectRatioNotifier; + + public: + void Init() { + mBaseVal.mAlign = + dom::SVGPreserveAspectRatio_Binding::SVG_PRESERVEASPECTRATIO_XMIDYMID; + mBaseVal.mMeetOrSlice = + dom::SVGPreserveAspectRatio_Binding::SVG_MEETORSLICE_MEET; + mAnimVal = mBaseVal; + mIsAnimated = false; + mIsBaseSet = false; + } + + nsresult SetBaseValueString(const nsAString& aValue, + dom::SVGElement* aSVGElement, bool aDoSetAttr); + void GetBaseValueString(nsAString& aValue) const; + + void SetBaseValue(const SVGPreserveAspectRatio& aValue, + dom::SVGElement* aSVGElement); + nsresult SetBaseAlign(uint16_t aAlign, dom::SVGElement* aSVGElement) { + if (aAlign < SVG_ALIGN_MIN_VALID || aAlign > SVG_ALIGN_MAX_VALID) { + return NS_ERROR_FAILURE; + } + SetBaseValue(SVGPreserveAspectRatio(static_cast<uint8_t>(aAlign), + mBaseVal.GetMeetOrSlice()), + aSVGElement); + return NS_OK; + } + nsresult SetBaseMeetOrSlice(uint16_t aMeetOrSlice, + dom::SVGElement* aSVGElement) { + if (aMeetOrSlice < SVG_MEETORSLICE_MIN_VALID || + aMeetOrSlice > SVG_MEETORSLICE_MAX_VALID) { + return NS_ERROR_FAILURE; + } + SetBaseValue(SVGPreserveAspectRatio(mBaseVal.GetAlign(), + static_cast<uint8_t>(aMeetOrSlice)), + aSVGElement); + return NS_OK; + } + void SetAnimValue(uint64_t aPackedValue, dom::SVGElement* aSVGElement); + + const SVGPreserveAspectRatio& GetBaseValue() const { return mBaseVal; } + const SVGPreserveAspectRatio& GetAnimValue() const { return mAnimVal; } + bool IsAnimated() const { return mIsAnimated; } + bool IsExplicitlySet() const { return mIsAnimated || mIsBaseSet; } + + already_AddRefed<dom::DOMSVGAnimatedPreserveAspectRatio> + ToDOMAnimatedPreserveAspectRatio(dom::SVGElement* aSVGElement); + UniquePtr<SMILAttr> ToSMILAttr(dom::SVGElement* aSVGElement); + + private: + SVGPreserveAspectRatio mAnimVal; + SVGPreserveAspectRatio mBaseVal; + bool mIsAnimated; + bool mIsBaseSet; + + public: + struct SMILPreserveAspectRatio final : public SMILAttr { + public: + SMILPreserveAspectRatio(SVGAnimatedPreserveAspectRatio* aVal, + dom::SVGElement* aSVGElement) + : mVal(aVal), mSVGElement(aSVGElement) {} + + // These will stay alive because a SMILAttr only lives as long + // as the Compositing step, and DOM elements don't get a chance to + // die during that. + SVGAnimatedPreserveAspectRatio* mVal; + dom::SVGElement* mSVGElement; + + // SMILAttr methods + nsresult ValueFromString(const nsAString& aStr, + const dom::SVGAnimationElement* aSrcElement, + SMILValue& aValue, + bool& aPreventCachingOfSandwich) const override; + SMILValue GetBaseValue() const override; + void ClearAnimValue() override; + nsresult SetAnimValue(const SMILValue& aValue) override; + }; +}; + +namespace dom { +class DOMSVGAnimatedPreserveAspectRatio final : public nsWrapperCache { + ~DOMSVGAnimatedPreserveAspectRatio(); + + NS_INLINE_DECL_CYCLE_COLLECTING_NATIVE_REFCOUNTING( + DOMSVGAnimatedPreserveAspectRatio) + NS_DECL_CYCLE_COLLECTION_SCRIPT_HOLDER_NATIVE_CLASS( + DOMSVGAnimatedPreserveAspectRatio) + + DOMSVGAnimatedPreserveAspectRatio(SVGAnimatedPreserveAspectRatio* aVal, + dom::SVGElement* aSVGElement) + : mVal(aVal), mSVGElement(aSVGElement) {} + + // WebIDL + dom::SVGElement* GetParentObject() const { return mSVGElement; } + virtual JSObject* WrapObject(JSContext* aCx, + JS::Handle<JSObject*> aGivenProto) override; + + // These aren't weak refs because new objects are returned each time + already_AddRefed<DOMSVGPreserveAspectRatio> BaseVal(); + already_AddRefed<DOMSVGPreserveAspectRatio> AnimVal(); + + protected: + // kept alive because it belongs to content: + SVGAnimatedPreserveAspectRatio* mVal; + RefPtr<dom::SVGElement> mSVGElement; +}; + +} // namespace dom +} // namespace mozilla + +#endif // DOM_SVG_SVGANIMATEDPRESERVEASPECTRATIO_H_ |