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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 "SVGAnimatedPathSegList.h"
#include "SVGGeometryElement.h"
#include "mozilla/RefPtr.h"
#include "mozilla/gfx/2D.h"
nsresult NS_NewSVGPathElement(
nsIContent** aResult, already_AddRefed<mozilla::dom::NodeInfo>&& aNodeInfo);
namespace mozilla::dom {
struct SVGPathDataSettings;
struct SVGPathSegmentInit;
class SVGPathSegment;
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;
bool IsClosedLoop() const 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
already_AddRefed<SVGPathSegment> GetPathSegmentAtLength(float distance);
MOZ_CAN_RUN_SCRIPT
void GetPathData(const SVGPathDataSettings& aOptions,
nsTArray<RefPtr<SVGPathSegment>>& aValues);
void SetPathData(const Sequence<SVGPathSegmentInit>& aValues);
static bool IsDPropertyChangedViaCSS(const ComputedStyle& aNewStyle,
const ComputedStyle& aOldStyle);
protected:
SVGAnimatedPathSegList mD;
};
} // namespace mozilla::dom
#endif // DOM_SVG_SVGPATHELEMENT_H_
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