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-rw-r--r--dom/svg/SVGPathElement.h133
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diff --git a/dom/svg/SVGPathElement.h b/dom/svg/SVGPathElement.h
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+/* -*- 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_SVGPATHELEMENT_H_
+#define DOM_SVG_SVGPATHELEMENT_H_
+
+#include "mozilla/gfx/2D.h"
+#include "mozilla/RefPtr.h"
+#include "SVGAnimatedPathSegList.h"
+#include "SVGGeometryElement.h"
+#include "DOMSVGPathSeg.h"
+
+nsresult NS_NewSVGPathElement(
+ nsIContent** aResult, already_AddRefed<mozilla::dom::NodeInfo>&& aNodeInfo);
+
+namespace mozilla::dom {
+
+using SVGPathElementBase = SVGGeometryElement;
+
+class SVGPathElement final : public SVGPathElementBase {
+ using Path = mozilla::gfx::Path;
+
+ protected:
+ friend nsresult(::NS_NewSVGPathElement(
+ nsIContent** aResult,
+ already_AddRefed<mozilla::dom::NodeInfo>&& aNodeInfo));
+ JSObject* WrapNode(JSContext* cx, JS::Handle<JSObject*> aGivenProto) override;
+ explicit SVGPathElement(already_AddRefed<mozilla::dom::NodeInfo>&& aNodeInfo);
+
+ void GetAsSimplePath(SimplePath* aSimplePath) override;
+
+ public:
+ NS_DECL_ADDSIZEOFEXCLUDINGTHIS
+
+ // nsIContent interface
+ NS_IMETHOD_(bool) IsAttributeMapped(const nsAtom* name) const override;
+
+ // SVGSVGElement methods:
+ bool HasValidDimensions() const override;
+
+ // SVGGeometryElement methods:
+ bool AttributeDefinesGeometry(const nsAtom* aName) override;
+ bool IsMarkable() override;
+ void GetMarkPoints(nsTArray<SVGMark>* aMarks) override;
+ /*
+ * Note: This function maps d attribute to CSS d property, and we don't flush
+ * style in this function because some callers don't need it, so if the caller
+ * needs style to be flushed (e.g. DOM APIs), the caller should flush style
+ * before calling this.
+ */
+ already_AddRefed<Path> BuildPath(PathBuilder* aBuilder) override;
+
+ /**
+ * This returns a path without the extra little line segments that
+ * ApproximateZeroLengthSubpathSquareCaps can insert if we have square-caps.
+ * See the comment for that function for more info on that.
+ *
+ * Note: This function maps d attribute to CSS d property, and we don't flush
+ * style in this function because some callers don't need it, so if the caller
+ * needs style to be flushed (e.g. DOM APIs), the caller should flush style
+ * before calling this.
+ */
+ already_AddRefed<Path> GetOrBuildPathForMeasuring() override;
+
+ bool GetDistancesFromOriginToEndsOfVisibleSegments(
+ FallibleTArray<double>* aOutput) override;
+
+ // nsIContent interface
+ nsresult Clone(dom::NodeInfo*, nsINode** aResult) const override;
+
+ SVGAnimatedPathSegList* GetAnimPathSegList() override { return &mD; }
+
+ nsStaticAtom* GetPathDataAttrName() const override { return nsGkAtoms::d; }
+
+ // WebIDL
+ MOZ_CAN_RUN_SCRIPT uint32_t GetPathSegAtLength(float distance);
+ already_AddRefed<DOMSVGPathSegClosePath> CreateSVGPathSegClosePath();
+ already_AddRefed<DOMSVGPathSegMovetoAbs> CreateSVGPathSegMovetoAbs(float x,
+ float y);
+ already_AddRefed<DOMSVGPathSegMovetoRel> CreateSVGPathSegMovetoRel(float x,
+ float y);
+ already_AddRefed<DOMSVGPathSegLinetoAbs> CreateSVGPathSegLinetoAbs(float x,
+ float y);
+ already_AddRefed<DOMSVGPathSegLinetoRel> CreateSVGPathSegLinetoRel(float x,
+ float y);
+ already_AddRefed<DOMSVGPathSegCurvetoCubicAbs>
+ CreateSVGPathSegCurvetoCubicAbs(float x, float y, float x1, float y1,
+ float x2, float y2);
+ already_AddRefed<DOMSVGPathSegCurvetoCubicRel>
+ CreateSVGPathSegCurvetoCubicRel(float x, float y, float x1, float y1,
+ float x2, float y2);
+ already_AddRefed<DOMSVGPathSegCurvetoQuadraticAbs>
+ CreateSVGPathSegCurvetoQuadraticAbs(float x, float y, float x1, float y1);
+ already_AddRefed<DOMSVGPathSegCurvetoQuadraticRel>
+ CreateSVGPathSegCurvetoQuadraticRel(float x, float y, float x1, float y1);
+ already_AddRefed<DOMSVGPathSegArcAbs> CreateSVGPathSegArcAbs(
+ float x, float y, float r1, float r2, float angle, bool largeArcFlag,
+ bool sweepFlag);
+ already_AddRefed<DOMSVGPathSegArcRel> CreateSVGPathSegArcRel(
+ float x, float y, float r1, float r2, float angle, bool largeArcFlag,
+ bool sweepFlag);
+ already_AddRefed<DOMSVGPathSegLinetoHorizontalAbs>
+ CreateSVGPathSegLinetoHorizontalAbs(float x);
+ already_AddRefed<DOMSVGPathSegLinetoHorizontalRel>
+ CreateSVGPathSegLinetoHorizontalRel(float x);
+ already_AddRefed<DOMSVGPathSegLinetoVerticalAbs>
+ CreateSVGPathSegLinetoVerticalAbs(float y);
+ already_AddRefed<DOMSVGPathSegLinetoVerticalRel>
+ CreateSVGPathSegLinetoVerticalRel(float y);
+ already_AddRefed<DOMSVGPathSegCurvetoCubicSmoothAbs>
+ CreateSVGPathSegCurvetoCubicSmoothAbs(float x, float y, float x2, float y2);
+ already_AddRefed<DOMSVGPathSegCurvetoCubicSmoothRel>
+ CreateSVGPathSegCurvetoCubicSmoothRel(float x, float y, float x2, float y2);
+ already_AddRefed<DOMSVGPathSegCurvetoQuadraticSmoothAbs>
+ CreateSVGPathSegCurvetoQuadraticSmoothAbs(float x, float y);
+ already_AddRefed<DOMSVGPathSegCurvetoQuadraticSmoothRel>
+ CreateSVGPathSegCurvetoQuadraticSmoothRel(float x, float y);
+ already_AddRefed<DOMSVGPathSegList> PathSegList();
+ already_AddRefed<DOMSVGPathSegList> AnimatedPathSegList();
+
+ static bool IsDPropertyChangedViaCSS(const ComputedStyle& aNewStyle,
+ const ComputedStyle& aOldStyle);
+
+ protected:
+ SVGAnimatedPathSegList mD;
+};
+
+} // namespace mozilla::dom
+
+#endif // DOM_SVG_SVGPATHELEMENT_H_