/* 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_SVGFRAGMENTIDENTIFIER_H_
#define DOM_SVG_SVGFRAGMENTIDENTIFIER_H_

#include "nsString.h"

namespace mozilla {
namespace dom {
class Document;
}  // namespace dom

/**
 * Implements support for parsing SVG fragment identifiers
 * http://www.w3.org/TR/SVG/linking.html#SVGFragmentIdentifiers
 */
class SVGFragmentIdentifier {
 public:
  // Prevent the class being instantiated.
  SVGFragmentIdentifier() = delete;

  /**
   * Process the SVG fragment identifier, if there is one.
   * @return true if we found a valid svgView()-style fragment identifier,
   * in which case further processing by the caller can stop. Otherwise return
   * false as we may have an ordinary anchor which needs to be :target matched.
   */
  static bool ProcessFragmentIdentifier(dom::Document* aDocument,
                                        const nsAString& aAnchorName);
};

}  // namespace mozilla

#endif  // DOM_SVG_SVGFRAGMENTIDENTIFIER_H_