зеркало из https://github.com/mozilla/gecko-dev.git
110 строки
3.7 KiB
C++
110 строки
3.7 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=8 sts=2 et sw=2 tw=80: */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef DOM_SVG_SVGFEIMAGEELEMENT_H_
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#define DOM_SVG_SVGFEIMAGEELEMENT_H_
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#include "mozilla/dom/SVGFilters.h"
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#include "SVGAnimatedPreserveAspectRatio.h"
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nsresult NS_NewSVGFEImageElement(
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nsIContent** aResult, already_AddRefed<mozilla::dom::NodeInfo>&& aNodeInfo);
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namespace mozilla {
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class SVGFEImageFrame;
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namespace dom {
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using SVGFEImageElementBase = SVGFE;
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class SVGFEImageElement final : public SVGFEImageElementBase,
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public nsImageLoadingContent {
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friend class mozilla::SVGFEImageFrame;
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protected:
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friend nsresult(::NS_NewSVGFEImageElement(
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nsIContent** aResult,
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already_AddRefed<mozilla::dom::NodeInfo>&& aNodeInfo));
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explicit SVGFEImageElement(
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already_AddRefed<mozilla::dom::NodeInfo>&& aNodeInfo);
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virtual ~SVGFEImageElement();
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virtual JSObject* WrapNode(JSContext* aCx,
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JS::Handle<JSObject*> aGivenProto) override;
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public:
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virtual bool SubregionIsUnionOfRegions() override { return false; }
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// interfaces:
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NS_DECL_ISUPPORTS_INHERITED
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// EventTarget
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virtual void AsyncEventRunning(AsyncEventDispatcher* aEvent) override;
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virtual FilterPrimitiveDescription GetPrimitiveDescription(
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SVGFilterInstance* aInstance, const IntRect& aFilterSubregion,
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const nsTArray<bool>& aInputsAreTainted,
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nsTArray<RefPtr<SourceSurface>>& aInputImages) override;
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virtual bool AttributeAffectsRendering(int32_t aNameSpaceID,
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nsAtom* aAttribute) const override;
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virtual SVGAnimatedString& GetResultImageName() override {
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return mStringAttributes[RESULT];
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}
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virtual bool OutputIsTainted(const nsTArray<bool>& aInputsAreTainted,
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nsIPrincipal* aReferencePrincipal) override;
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// nsIContent
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NS_IMETHOD_(bool) IsAttributeMapped(const nsAtom* aAttribute) const override;
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virtual nsresult Clone(dom::NodeInfo*, nsINode** aResult) const override;
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virtual nsresult AfterSetAttr(int32_t aNamespaceID, nsAtom* aName,
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const nsAttrValue* aValue,
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const nsAttrValue* aOldValue,
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nsIPrincipal* aSubjectPrincipal,
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bool aNotify) override;
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virtual nsresult BindToTree(BindContext&, nsINode& aParent) override;
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virtual void UnbindFromTree(bool aNullParent) override;
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virtual ElementState IntrinsicState() const override;
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virtual void DestroyContent() override;
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NS_DECL_IMGINOTIFICATIONOBSERVER
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// Override for nsIImageLoadingContent.
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NS_IMETHOD_(void) FrameCreated(nsIFrame* aFrame) override;
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void MaybeLoadSVGImage();
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// WebIDL
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already_AddRefed<DOMSVGAnimatedString> Href();
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already_AddRefed<DOMSVGAnimatedPreserveAspectRatio> PreserveAspectRatio();
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private:
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nsresult LoadSVGImage(bool aForce, bool aNotify);
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bool ShouldLoadImage() const;
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protected:
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virtual bool ProducesSRGB() override { return true; }
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virtual SVGAnimatedPreserveAspectRatio* GetAnimatedPreserveAspectRatio()
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override;
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virtual StringAttributesInfo GetStringInfo() override;
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// Override for nsImageLoadingContent.
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nsIContent* AsContent() override { return this; }
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enum { RESULT, HREF, XLINK_HREF };
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SVGAnimatedString mStringAttributes[3];
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static StringInfo sStringInfo[3];
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SVGAnimatedPreserveAspectRatio mPreserveAspectRatio;
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uint16_t mImageAnimationMode;
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};
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} // namespace dom
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} // namespace mozilla
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#endif // DOM_SVG_SVGFEIMAGEELEMENT_H_
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