/* -*- 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 nsMathMLTokenFrame_h___

#define nsMathMLTokenFrame_h___

#include "mozilla/Attributes.h"

#include "nsMathMLContainerFrame.h"

//

// Base class to handle token elements

//

class nsMathMLTokenFrame : public nsMathMLContainerFrame {

public:

  NS_DECL_FRAMEARENA_HELPERS(nsMathMLTokenFrame)

  friend nsIFrame* NS_NewMathMLTokenFrame(nsIPresShell* aPresShell, ComputedStyle* aStyle);

  NS_IMETHOD

  TransmitAutomaticData() override {

    // The REC defines the following elements to be space-like:

    // * an mtext, mspace, maligngroup, or malignmark element;

    if (mContent->IsMathMLElement(nsGkAtoms::mtext_)) {

      mPresentationData.flags |= NS_MATHML_SPACE_LIKE;

    }

    return NS_OK;

  }

  NS_IMETHOD

  InheritAutomaticData(nsIFrame* aParent) override;

  virtual eMathMLFrameType GetMathMLFrameType() override;

  virtual void

  SetInitialChildList(ChildListID     aListID,

                      nsFrameList&    aChildList) override;

  virtual void

  AppendFrames(ChildListID            aListID,

               nsFrameList&           aChildList) override;

  virtual void

  InsertFrames(ChildListID            aListID,

               nsIFrame*              aPrevFrame,

               nsFrameList&           aChildList) override;

  virtual void

  Reflow(nsPresContext*          aPresContext,

         ReflowOutput&     aDesiredSize,

         const ReflowInput& aReflowInput,

         nsReflowStatus&          aStatus) override;

  virtual nsresult

  Place(DrawTarget*          aDrawTarget,

        bool                 aPlaceOrigin,

        ReflowOutput& aDesiredSize) override;

protected:

  explicit nsMathMLTokenFrame(ComputedStyle* aStyle, ClassID aID = kClassID)

    : nsMathMLContainerFrame(aStyle, aID) {}

  virtual ~nsMathMLTokenFrame();

  void MarkTextFramesAsTokenMathML();

};

#endif /* nsMathMLTokentFrame_h___ */