/* -*- 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/. */

#include "nsMathMLmsqrtFrame.h"

#include "mozilla/gfx/2D.h"

//

// <msqrt> -- form a radical - implementation

//

using namespace mozilla;

nsIFrame*

NS_NewMathMLmsqrtFrame(nsIPresShell* aPresShell, ComputedStyle* aStyle)

{

  return new (aPresShell) nsMathMLmsqrtFrame(aStyle);

}

NS_IMPL_FRAMEARENA_HELPERS(nsMathMLmsqrtFrame)

nsMathMLmsqrtFrame::nsMathMLmsqrtFrame(ComputedStyle* aStyle) :

  nsMathMLmencloseFrame(aStyle, kClassID)

{

}

nsMathMLmsqrtFrame::~nsMathMLmsqrtFrame()

{

}

void

nsMathMLmsqrtFrame::Init(nsIContent*       aContent,

                         nsContainerFrame* aParent,

                         nsIFrame*         aPrevInFlow)

{

  nsMathMLContainerFrame::Init(aContent, aParent, aPrevInFlow);

  AllocateMathMLChar(NOTATION_RADICAL);

  mNotationsToDraw += NOTATION_RADICAL;

}

NS_IMETHODIMP

nsMathMLmsqrtFrame::InheritAutomaticData(nsIFrame* aParent)

{

  nsMathMLContainerFrame::InheritAutomaticData(aParent);

  mPresentationData.flags |= NS_MATHML_STRETCH_ALL_CHILDREN_VERTICALLY;

  return NS_OK;

}

nsresult

nsMathMLmsqrtFrame::AttributeChanged(int32_t         aNameSpaceID,

                                     nsAtom*        aAttribute,

                                     int32_t         aModType)

{

  return nsMathMLContainerFrame::

    AttributeChanged(aNameSpaceID, aAttribute, aModType);

}