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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/. */
- #ifndef mozilla_dom_SVGLineElement_h
- #define mozilla_dom_SVGLineElement_h
- #include "nsSVGPathGeometryElement.h"
- #include "nsSVGLength2.h"
- nsresult NS_NewSVGLineElement(nsIContent **aResult,
- already_AddRefed<mozilla::dom::NodeInfo>&& aNodeInfo);
- namespace mozilla {
- namespace dom {
- typedef nsSVGPathGeometryElement SVGLineElementBase;
- class SVGLineElement final : public SVGLineElementBase
- {
- protected:
- explicit SVGLineElement(already_AddRefed<mozilla::dom::NodeInfo>& aNodeInfo);
- virtual JSObject* WrapNode(JSContext *cx, JS::Handle<JSObject*> aGivenProto) override;
- friend nsresult (::NS_NewSVGLineElement(nsIContent **aResult,
- already_AddRefed<mozilla::dom::NodeInfo>&& aNodeInfo));
- // If the input line has length zero and linecaps aren't butt, adjust |aX2| by
- // a tiny amount to a barely-nonzero-length line that all of our draw targets
- // will render
- void MaybeAdjustForZeroLength(float aX1, float aY1, float& aX2, float aY2);
- public:
- // nsIContent interface
- NS_IMETHOD_(bool) IsAttributeMapped(const nsIAtom* name) const override;
- // nsSVGPathGeometryElement methods:
- virtual bool IsMarkable() override { return true; }
- virtual void GetMarkPoints(nsTArray<nsSVGMark> *aMarks) override;
- virtual void GetAsSimplePath(SimplePath* aSimplePath) override;
- virtual already_AddRefed<Path> BuildPath(PathBuilder* aBuilder) override;
- virtual bool GetGeometryBounds(Rect* aBounds, const StrokeOptions& aStrokeOptions,
- const Matrix& aToBoundsSpace,
- const Matrix* aToNonScalingStrokeSpace = nullptr) override;
- virtual nsresult Clone(mozilla::dom::NodeInfo *aNodeInfo, nsINode **aResult) const override;
- // WebIDL
- already_AddRefed<SVGAnimatedLength> X1();
- already_AddRefed<SVGAnimatedLength> Y1();
- already_AddRefed<SVGAnimatedLength> X2();
- already_AddRefed<SVGAnimatedLength> Y2();
- protected:
- virtual LengthAttributesInfo GetLengthInfo() override;
- enum { ATTR_X1, ATTR_Y1, ATTR_X2, ATTR_Y2 };
- nsSVGLength2 mLengthAttributes[4];
- static LengthInfo sLengthInfo[4];
- };
- } // namespace dom
- } // namespace mozilla
- #endif // mozilla_dom_SVGLineElement_h
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