/* -*- 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 mozilla_dom_SVGTextContentElement_h

#define mozilla_dom_SVGTextContentElement_h

#include "mozilla/dom/SVGGraphicsElement.h"

#include "mozilla/dom/SVGAnimatedEnumeration.h"

#include "nsSVGEnum.h"

#include "nsSVGLength2.h"

class SVGTextFrame;

namespace mozilla {

class nsISVGPoint;

namespace dom {

class SVGIRect;

typedef SVGGraphicsElement SVGTextContentElementBase;

class SVGTextContentElement : public SVGTextContentElementBase

{

  friend class ::SVGTextFrame;

public:

  using FragmentOrElement::TextLength;

  // WebIDL

  already_AddRefed<SVGAnimatedLength> TextLength();

  already_AddRefed<SVGAnimatedEnumeration> LengthAdjust();

  MOZ_CAN_RUN_SCRIPT int32_t GetNumberOfChars();

  MOZ_CAN_RUN_SCRIPT float GetComputedTextLength();

  MOZ_CAN_RUN_SCRIPT

  void SelectSubString(uint32_t charnum, uint32_t nchars, ErrorResult& rv);

  MOZ_CAN_RUN_SCRIPT

  float GetSubStringLength(uint32_t charnum, uint32_t nchars, ErrorResult& rv);

  MOZ_CAN_RUN_SCRIPT

  already_AddRefed<nsISVGPoint> GetStartPositionOfChar(uint32_t charnum, ErrorResult& rv);

  MOZ_CAN_RUN_SCRIPT

  already_AddRefed<nsISVGPoint> GetEndPositionOfChar(uint32_t charnum, ErrorResult& rv);

  MOZ_CAN_RUN_SCRIPT

  already_AddRefed<SVGIRect> GetExtentOfChar(uint32_t charnum, ErrorResult& rv);

  MOZ_CAN_RUN_SCRIPT float GetRotationOfChar(uint32_t charnum, ErrorResult& rv);

  MOZ_CAN_RUN_SCRIPT int32_t GetCharNumAtPosition(nsISVGPoint& point);

protected:

  explicit SVGTextContentElement(already_AddRefed<mozilla::dom::NodeInfo>&& aNodeInfo)

    : SVGTextContentElementBase(std::move(aNodeInfo))

  {}

  MOZ_CAN_RUN_SCRIPT SVGTextFrame* GetSVGTextFrame();

  MOZ_CAN_RUN_SCRIPT SVGTextFrame* GetSVGTextFrameForNonLayoutDependentQuery();

  MOZ_CAN_RUN_SCRIPT mozilla::Maybe<int32_t> GetNonLayoutDependentNumberOfChars();

  enum { LENGTHADJUST };

  virtual nsSVGEnum* EnumAttributes() = 0;

  static nsSVGEnumMapping sLengthAdjustMap[];

  static EnumInfo sEnumInfo[1];

  enum { TEXTLENGTH };

  virtual nsSVGLength2* LengthAttributes() = 0;

  static LengthInfo sLengthInfo[1];

};

} // namespace dom

} // namespace mozilla

#endif // mozilla_dom_SVGTextContentElement_h