LCOV - code coverage report
Current view: directory - layout/mathml - nsMathMLmfencedFrame.h (source / functions) Found Hit Coverage
Test: app.info Lines: 2 0 0.0 %
Date: 2012-06-02 Functions: 2 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                 :  *   David J. Fiddes <D.J.Fiddes@hw.ac.uk>
      25                 :  *   Frederic Wang <fred.wang@free.fr>
      26                 :  *
      27                 :  * Alternatively, the contents of this file may be used under the terms of
      28                 :  * either of the GNU General Public License Version 2 or later (the "GPL"),
      29                 :  * or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
      30                 :  * in which case the provisions of the GPL or the LGPL are applicable instead
      31                 :  * of those above. If you wish to allow use of your version of this file only
      32                 :  * under the terms of either the GPL or the LGPL, and not to allow others to
      33                 :  * use your version of this file under the terms of the MPL, indicate your
      34                 :  * decision by deleting the provisions above and replace them with the notice
      35                 :  * and other provisions required by the GPL or the LGPL. If you do not delete
      36                 :  * the provisions above, a recipient may use your version of this file under
      37                 :  * the terms of any one of the MPL, the GPL or the LGPL.
      38                 :  *
      39                 :  * ***** END LICENSE BLOCK ***** */
      40                 : 
      41                 : #ifndef nsMathMLmfencedFrame_h
      42                 : #define nsMathMLmfencedFrame_h
      43                 : 
      44                 : #include "nsCOMPtr.h"
      45                 : #include "nsMathMLContainerFrame.h"
      46                 : 
      47                 : //
      48                 : // <mfenced> -- surround content with a pair of fences
      49                 : //
      50                 : 
      51                 : class nsMathMLmfencedFrame : public nsMathMLContainerFrame {
      52                 : public:
      53                 :   NS_DECL_FRAMEARENA_HELPERS
      54                 : 
      55                 :   friend nsIFrame* NS_NewMathMLmfencedFrame(nsIPresShell* aPresShell, nsStyleContext* aContext);
      56                 : 
      57                 :   virtual void
      58                 :   SetAdditionalStyleContext(PRInt32          aIndex, 
      59                 :                             nsStyleContext*  aStyleContext);
      60                 :   virtual nsStyleContext*
      61                 :   GetAdditionalStyleContext(PRInt32 aIndex) const;
      62                 : 
      63                 :   NS_IMETHOD
      64                 :   InheritAutomaticData(nsIFrame* aParent);
      65                 : 
      66                 :   NS_IMETHOD
      67                 :   SetInitialChildList(ChildListID     aListID,
      68                 :                       nsFrameList&    aChildList);
      69                 : 
      70                 :   NS_IMETHOD
      71                 :   Reflow(nsPresContext*          aPresContext,
      72                 :          nsHTMLReflowMetrics&     aDesiredSize,
      73                 :          const nsHTMLReflowState& aReflowState,
      74                 :          nsReflowStatus&          aStatus);
      75                 : 
      76                 :   NS_IMETHOD BuildDisplayList(nsDisplayListBuilder*   aBuilder,
      77                 :                               const nsRect&           aDirtyRect,
      78                 :                               const nsDisplayListSet& aLists);
      79                 : 
      80                 :   virtual nscoord
      81                 :   GetIntrinsicWidth(nsRenderingContext* aRenderingContext);
      82                 : 
      83                 :   NS_IMETHOD
      84                 :   AttributeChanged(PRInt32         aNameSpaceID,
      85                 :                    nsIAtom*        aAttribute,
      86                 :                    PRInt32         aModType);
      87                 : 
      88                 :   // override the base method because we must keep separators in sync
      89                 :   virtual nsresult
      90                 :   ChildListChanged(PRInt32 aModType);
      91                 : 
      92                 :   // override the base method so that we can deal with fences and separators
      93                 :   virtual nscoord
      94                 :   FixInterFrameSpacing(nsHTMLReflowMetrics& aDesiredSize);
      95                 : 
      96                 :   // helper routines to format the MathMLChars involved here
      97                 :   static nsresult
      98                 :   ReflowChar(nsPresContext*      aPresContext,
      99                 :              nsRenderingContext& aRenderingContext,
     100                 :              nsMathMLChar*        aMathMLChar,
     101                 :              nsOperatorFlags      aForm,
     102                 :              PRInt32              aScriptLevel,
     103                 :              nscoord              axisHeight,
     104                 :              nscoord              leading,
     105                 :              nscoord              em,
     106                 :              nsBoundingMetrics&   aContainerSize,
     107                 :              nscoord&             aAscent,
     108                 :              nscoord&             aDescent,
     109                 :              bool                 aRTL);
     110                 : 
     111                 :   static void
     112                 :   PlaceChar(nsMathMLChar*      aMathMLChar,
     113                 :             nscoord            aDesiredSize,
     114                 :             nsBoundingMetrics& bm,
     115                 :             nscoord&           dx);
     116                 : 
     117                 : protected:
     118               0 :   nsMathMLmfencedFrame(nsStyleContext* aContext) : nsMathMLContainerFrame(aContext) {}
     119                 :   virtual ~nsMathMLmfencedFrame();
     120                 :   
     121               0 :   virtual PRIntn GetSkipSides() const { return 0; }
     122                 : 
     123                 :   nsMathMLChar* mOpenChar;
     124                 :   nsMathMLChar* mCloseChar;
     125                 :   nsMathMLChar* mSeparatorsChar;
     126                 :   PRInt32       mSeparatorsCount;
     127                 : 
     128                 :   // clean up
     129                 :   void
     130                 :   RemoveFencesAndSeparators();
     131                 : 
     132                 :   // add fences and separators when all child frames are known
     133                 :   void
     134                 :   CreateFencesAndSeparators(nsPresContext* aPresContext);
     135                 : };
     136                 : 
     137                 : #endif /* nsMathMLmfencedFrame_h */

Generated by: LCOV version 1.7