LCOV - app.info - layout/mathml/nsMathMLForeignFrameWrapper.cpp

LCOV - code coverage report
| Current view: | directory - layout/mathml - nsMathMLForeignFrameWrapper.cpp (source / functions) |  | Found | Hit | Coverage |
| Test: | app.info | Lines: | 19 | 0 | 0.0 %
| Date: | 2012-06-02 | Functions: | 5 | 0 | 0.0 %

           1                 : /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
           2                 : /* ***** BEGIN LICENSE BLOCK *****
           3                 :  * Version: MPL 1.1/GPL 2.0/LGPL 2.1
           4                 :  *
           5                 :  * The contents of this file are subject to the Mozilla Public License Version
           6                 :  * 1.1 (the "License"); you may not use this file except in compliance with
           7                 :  * the License. You may obtain a copy of the License at
           8                 :  * http://www.mozilla.org/MPL/
           9                 :  *
          10                 :  * Software distributed under the License is distributed on an "AS IS" basis,
          11                 :  * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
          12                 :  * for the specific language governing rights and limitations under the
          13                 :  * License.
          14                 :  *
          15                 :  * The Original Code is Mozilla MathML Project.
          16                 :  *
          17                 :  * The Initial Developer of the Original Code is
          18                 :  * The University Of Queensland.
          19                 :  * Portions created by the Initial Developer are Copyright (C) 1999
          20                 :  * the Initial Developer. All Rights Reserved.
          21                 :  *
          22                 :  * Contributor(s):
          23                 :  *   Roger B. Sidje <rbs@maths.uq.edu.au>
          24                 :  *
          25                 :  * Alternatively, the contents of this file may be used under the terms of
          26                 :  * either of the GNU General Public License Version 2 or later (the "GPL"),
          27                 :  * or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
          28                 :  * in which case the provisions of the GPL or the LGPL are applicable instead
          29                 :  * of those above. If you wish to allow use of your version of this file only
          30                 :  * under the terms of either the GPL or the LGPL, and not to allow others to
          31                 :  * use your version of this file under the terms of the MPL, indicate your
          32                 :  * decision by deleting the provisions above and replace them with the notice
          33                 :  * and other provisions required by the GPL or the LGPL. If you do not delete
          34                 :  * the provisions above, a recipient may use your version of this file under
          35                 :  * the terms of any one of the MPL, the GPL or the LGPL.
          36                 :  *
          37                 :  * ***** END LICENSE BLOCK ***** */
          38                 :
          39                 : //
          40                 : // a helper frame class to wrap non-MathML frames so that foreign elements
          41                 : // (e.g., html:img) can mix better with other surrounding MathML markups
          42                 : //
          43                 :
          44                 : #include "nsCOMPtr.h"
          45                 : #include "nsHTMLParts.h"
          46                 : #include "nsFrame.h"
          47                 : #include "nsBlockFrame.h"
          48                 : #include "nsLineLayout.h"
          49                 : #include "nsPresContext.h"
          50                 : #include "nsStyleContext.h"
          51                 : #include "nsStyleConsts.h"
          52                 :
          53                 : #include "nsMathMLForeignFrameWrapper.h"
          54                 :
          55               0 : NS_QUERYFRAME_HEAD(nsMathMLForeignFrameWrapper)
          56               0 :   NS_QUERYFRAME_ENTRY(nsMathMLFrame)
          57               0 : NS_QUERYFRAME_TAIL_INHERITING(nsBlockFrame)
          58                 :
          59                 : nsIFrame*
          60               0 : NS_NewMathMLForeignFrameWrapper(nsIPresShell* aPresShell, nsStyleContext* aContext)
          61                 : {
          62               0 :   return new (aPresShell) nsMathMLForeignFrameWrapper(aContext);
          63                 : }
          64                 :
          65               0 : NS_IMPL_FRAMEARENA_HELPERS(nsMathMLForeignFrameWrapper)
          66                 :
          67                 : NS_IMETHODIMP
          68               0 : nsMathMLForeignFrameWrapper::Reflow(nsPresContext*          aPresContext,
          69                 :                                     nsHTMLReflowMetrics&     aDesiredSize,
          70                 :                                     const nsHTMLReflowState& aReflowState,
          71                 :                                     nsReflowStatus&          aStatus)
          72                 : {
          73                 :   // Let the base class do the reflow
          74               0 :   nsresult rv = nsBlockFrame::Reflow(aPresContext, aDesiredSize, aReflowState, aStatus);
          75                 :
          76               0 :   mReference.x = 0;
          77               0 :   mReference.y = aDesiredSize.ascent;
          78                 :
          79                 :   // just make-up a bounding metrics
          80               0 :   mBoundingMetrics = nsBoundingMetrics();
          81               0 :   mBoundingMetrics.ascent = aDesiredSize.ascent;
          82               0 :   mBoundingMetrics.descent = aDesiredSize.height - aDesiredSize.ascent;
          83               0 :   mBoundingMetrics.width = aDesiredSize.width;
          84               0 :   mBoundingMetrics.leftBearing = 0;
          85               0 :   mBoundingMetrics.rightBearing = aDesiredSize.width;
          86               0 :   aDesiredSize.mBoundingMetrics = mBoundingMetrics;
          87                 :
          88               0 :   NS_FRAME_SET_TRUNCATION(aStatus, aReflowState, aDesiredSize);
          89               0 :   return rv;
          90                 : }

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