/* ***** BEGIN LICENSE BLOCK *****
 * Version: MPL 1.1/GPL 2.0/LGPL 2.1
 *
 * The contents of this file are subject to the Mozilla Public License Version
 * 1.1 (the "License"); you may not use this file except in compliance with
 * the License. You may obtain a copy of the License at
 * http://www.mozilla.org/MPL/
 *
 * Software distributed under the License is distributed on an "AS IS" basis,
 * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
 * for the specific language governing rights and limitations under the
 * License.
 *
 * The Original Code is HTML Parser C++ Translator code.
 *
 * The Initial Developer of the Original Code is
 * Mozilla Foundation.
 * Portions created by the Initial Developer are Copyright (C) 2009
 * the Initial Developer. All Rights Reserved.
 *
 * Contributor(s):
 *   Henri Sivonen <hsivonen@iki.fi>
 *
 * Alternatively, the contents of this file may be used under the terms of
 * either the GNU General Public License Version 2 or later (the "GPL"), or
 * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
 * in which case the provisions of the GPL or the LGPL are applicable instead
 * of those above. If you wish to allow use of your version of this file only
 * under the terms of either the GPL or the LGPL, and not to allow others to
 * use your version of this file under the terms of the MPL, indicate your
 * decision by deleting the provisions above and replace them with the notice
 * and other provisions required by the GPL or the LGPL. If you do not delete
 * the provisions above, a recipient may use your version of this file under
 * the terms of any one of the MPL, the GPL or the LGPL.
 *
 * ***** END LICENSE BLOCK ***** */

#include "nsHtml5Speculation.h"

nsHtml5Speculation::nsHtml5Speculation(nsHtml5UTF16Buffer* aBuffer, 
                                       PRInt32 aStart, 
                                       PRInt32 aStartLineNumber, 
                                       nsAHtml5TreeBuilderState* aSnapshot)
  : mBuffer(aBuffer)
  , mStart(aStart)
  , mStartLineNumber(aStartLineNumber)
  , mSnapshot(aSnapshot)
{
  MOZ_COUNT_CTOR(nsHtml5Speculation);
}

nsHtml5Speculation::~nsHtml5Speculation()
{
  MOZ_COUNT_DTOR(nsHtml5Speculation);
}

void
nsHtml5Speculation::MaybeFlush(nsTArray<nsHtml5TreeOperation>& aOpQueue)
{
  // No-op
}

void
nsHtml5Speculation::ForcedFlush(nsTArray<nsHtml5TreeOperation>& aOpQueue)
{
  if (mOpQueue.IsEmpty()) {
    mOpQueue.SwapElements(aOpQueue);
    return;
  }
  mOpQueue.MoveElementsFrom(aOpQueue);
}

void
nsHtml5Speculation::FlushToSink(nsAHtml5TreeOpSink* aSink)
{
  aSink->ForcedFlush(mOpQueue);
}