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49 lines
1.5 KiB
C++
49 lines
1.5 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_SVGFRAGMENTIDENTIFIER_H_
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#define DOM_SVG_SVGFRAGMENTIDENTIFIER_H_
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#include "nsString.h"
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namespace mozilla {
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namespace dom {
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class Document;
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class SVGSVGElement;
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} // namespace dom
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/**
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* Implements support for parsing SVG fragment identifiers
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* http://www.w3.org/TR/SVG/linking.html#SVGFragmentIdentifiers
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*/
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class SVGFragmentIdentifier {
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// To prevent the class being instantiated
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SVGFragmentIdentifier() = delete;
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public:
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/**
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* Process the SVG fragment identifier, if there is one.
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* @return true if we found a valid svgView()-style fragment identifier,
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* in which case further processing by the caller can stop. Otherwise return
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* false as we may have an ordinary anchor which needs to be :target matched.
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*/
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static bool ProcessFragmentIdentifier(dom::Document* aDocument,
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const nsAString& aAnchorName);
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private:
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/**
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* Parse an SVG ViewSpec and set applicable attributes on the root element.
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* @return true if there is a valid ViewSpec
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*/
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static bool ProcessSVGViewSpec(const nsAString& aViewSpec,
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dom::SVGSVGElement* root);
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};
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} // namespace mozilla
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#endif // DOM_SVG_SVGFRAGMENTIDENTIFIER_H_
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