LCOV - code coverage report
Current view: directory - layout/style - nsComputedDOMStyle.h (source / functions) Found Hit Coverage
Test: app.info Lines: 11 1 9.1 %
Date: 2012-06-02 Functions: 8 1 12.5 %

       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.org code.
      16                 :  *
      17                 :  * The Initial Developer of the Original Code is
      18                 :  * Christopher A. Aillon <christopher@aillon.com>
      19                 :  * Portions created by the Initial Developer are Copyright (C) 2002
      20                 :  * the Initial Developer. All Rights Reserved.
      21                 :  *
      22                 :  * Contributor(s):
      23                 :  *   Christopher A. Aillon <christopher@aillon.com>
      24                 :  *
      25                 :  * Alternatively, the contents of this file may be used under the terms of
      26                 :  * either the GNU General Public License Version 2 or later (the "GPL"), or
      27                 :  * 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                 : /* DOM object returned from element.getComputedStyle() */
      40                 : 
      41                 : #ifndef nsComputedDOMStyle_h__
      42                 : #define nsComputedDOMStyle_h__
      43                 : 
      44                 : #include "nsDOMCSSDeclaration.h"
      45                 : 
      46                 : #include "nsROCSSPrimitiveValue.h"
      47                 : #include "nsDOMCSSRGBColor.h"
      48                 : #include "nsDOMCSSValueList.h"
      49                 : #include "nsCSSProps.h"
      50                 : 
      51                 : #include "nsIContent.h"
      52                 : #include "nsIFrame.h"
      53                 : #include "nsCOMPtr.h"
      54                 : #include "nsWeakReference.h"
      55                 : #include "nsAutoPtr.h"
      56                 : #include "nsStyleStruct.h"
      57                 : 
      58                 : class nsIPresShell;
      59                 : 
      60                 : class nsComputedDOMStyle : public nsDOMCSSDeclaration,
      61                 :                            public nsWrapperCache
      62                 : {
      63                 : public:
      64               0 :   NS_DECL_CYCLE_COLLECTING_ISUPPORTS
      65            1464 :   NS_DECL_CYCLE_COLLECTION_SKIPPABLE_CLASS_AMBIGUOUS(nsComputedDOMStyle,
      66                 :                                                      nsICSSDeclaration)
      67                 : 
      68                 :   NS_IMETHOD Init(nsIDOMElement *aElement,
      69                 :                   const nsAString& aPseudoElt,
      70                 :                   nsIPresShell *aPresShell);
      71                 : 
      72                 :   NS_DECL_NSICSSDECLARATION
      73                 : 
      74                 :   NS_DECL_NSIDOMCSSSTYLEDECLARATION
      75                 : 
      76                 :   nsComputedDOMStyle();
      77                 :   virtual ~nsComputedDOMStyle();
      78                 : 
      79                 :   static void Shutdown();
      80                 : 
      81               0 :   virtual nsINode *GetParentObject()
      82                 :   {
      83               0 :     return mContent;
      84                 :   }
      85                 : 
      86                 :   static already_AddRefed<nsStyleContext>
      87                 :   GetStyleContextForElement(mozilla::dom::Element* aElement, nsIAtom* aPseudo,
      88                 :                             nsIPresShell* aPresShell);
      89                 : 
      90                 :   static already_AddRefed<nsStyleContext>
      91                 :   GetStyleContextForElementNoFlush(mozilla::dom::Element* aElement,
      92                 :                                    nsIAtom* aPseudo,
      93                 :                                    nsIPresShell* aPresShell);
      94                 : 
      95                 :   static nsIPresShell*
      96                 :   GetPresShellForContent(nsIContent* aContent);
      97                 : 
      98                 :   // Helper for nsDOMWindowUtils::GetVisitedDependentComputedStyle
      99               0 :   void SetExposeVisitedStyle(bool aExpose) {
     100               0 :     NS_ASSERTION(aExpose != mExposeVisitedStyle, "should always be changing");
     101               0 :     mExposeVisitedStyle = aExpose;
     102               0 :   }
     103                 : 
     104                 :   // nsDOMCSSDeclaration abstract methods which should never be called
     105                 :   // on a nsComputedDOMStyle object, but must be defined to avoid
     106                 :   // compile errors.
     107                 :   virtual mozilla::css::Declaration* GetCSSDeclaration(bool);
     108                 :   virtual nsresult SetCSSDeclaration(mozilla::css::Declaration*);
     109                 :   virtual nsIDocument* DocToUpdate();
     110                 :   virtual void GetCSSParsingEnvironment(CSSParsingEnvironment& aCSSParseEnv);
     111                 : 
     112                 : private:
     113               0 :   void AssertFlushedPendingReflows() {
     114               0 :     NS_ASSERTION(mFlushedPendingReflows,
     115                 :                  "property getter should have been marked layout-dependent");
     116               0 :   }
     117                 : 
     118                 : #define STYLE_STRUCT(name_, checkdata_cb_, ctor_args_)                  \
     119                 :   const nsStyle##name_ * GetStyle##name_() {                            \
     120                 :     return mStyleContextHolder->GetStyle##name_();                      \
     121                 :   }
     122                 : #include "nsStyleStructList.h"
     123                 : #undef STYLE_STRUCT
     124                 : 
     125                 :   // All of the property getters below return a pointer to a refcounted object
     126                 :   // that has just been created, but the refcount is still 0. Caller must take
     127                 :   // ownership.
     128                 : 
     129                 :   nsIDOMCSSValue* GetEllipseRadii(const nsStyleCorners& aRadius,
     130                 :                                   PRUint8 aFullCorner,
     131                 :                                   bool aIsBorder); // else outline
     132                 : 
     133                 :   nsIDOMCSSValue* GetOffsetWidthFor(mozilla::css::Side aSide);
     134                 : 
     135                 :   nsIDOMCSSValue* GetAbsoluteOffset(mozilla::css::Side aSide);
     136                 : 
     137                 :   nsIDOMCSSValue* GetRelativeOffset(mozilla::css::Side aSide);
     138                 : 
     139                 :   nsIDOMCSSValue* GetStaticOffset(mozilla::css::Side aSide);
     140                 : 
     141                 :   nsIDOMCSSValue* GetPaddingWidthFor(mozilla::css::Side aSide);
     142                 : 
     143                 :   nsIDOMCSSValue* GetBorderColorsFor(mozilla::css::Side aSide);
     144                 : 
     145                 :   nsIDOMCSSValue* GetBorderStyleFor(mozilla::css::Side aSide);
     146                 : 
     147                 :   nsIDOMCSSValue* GetBorderWidthFor(mozilla::css::Side aSide);
     148                 : 
     149                 :   nsIDOMCSSValue* GetBorderColorFor(mozilla::css::Side aSide);
     150                 : 
     151                 :   nsIDOMCSSValue* GetMarginWidthFor(mozilla::css::Side aSide);
     152                 : 
     153                 :   nsIDOMCSSValue* GetSVGPaintFor(bool aFill);
     154                 : 
     155                 :   bool GetLineHeightCoord(nscoord& aCoord);
     156                 : 
     157                 :   nsIDOMCSSValue* GetCSSShadowArray(nsCSSShadowArray* aArray,
     158                 :                                     const nscolor& aDefaultColor,
     159                 :                                     bool aIsBoxShadow);
     160                 : 
     161                 :   nsIDOMCSSValue* GetBackgroundList(PRUint8 nsStyleBackground::Layer::* aMember,
     162                 :                                     PRUint32 nsStyleBackground::* aCount,
     163                 :                                     const PRInt32 aTable[]);
     164                 : 
     165                 :   void GetCSSGradientString(const nsStyleGradient* aGradient,
     166                 :                             nsAString& aString);
     167                 :   void GetImageRectString(nsIURI* aURI,
     168                 :                           const nsStyleSides& aCropRect,
     169                 :                           nsString& aString);
     170                 :   void AppendTimingFunction(nsDOMCSSValueList *aValueList,
     171                 :                             const nsTimingFunction& aTimingFunction);
     172                 : 
     173                 :   /* Properties queryable as CSSValues.
     174                 :    * To avoid a name conflict with nsIDOM*CSS2Properties, these are all
     175                 :    * DoGetXXX instead of GetXXX.
     176                 :    */
     177                 : 
     178                 :   nsIDOMCSSValue* DoGetAppearance();
     179                 : 
     180                 :   /* Box properties */
     181                 :   nsIDOMCSSValue* DoGetBoxAlign();
     182                 :   nsIDOMCSSValue* DoGetBoxDirection();
     183                 :   nsIDOMCSSValue* DoGetBoxFlex();
     184                 :   nsIDOMCSSValue* DoGetBoxOrdinalGroup();
     185                 :   nsIDOMCSSValue* DoGetBoxOrient();
     186                 :   nsIDOMCSSValue* DoGetBoxPack();
     187                 :   nsIDOMCSSValue* DoGetBoxSizing();
     188                 : 
     189                 :   nsIDOMCSSValue* DoGetWidth();
     190                 :   nsIDOMCSSValue* DoGetHeight();
     191                 :   nsIDOMCSSValue* DoGetMaxHeight();
     192                 :   nsIDOMCSSValue* DoGetMaxWidth();
     193                 :   nsIDOMCSSValue* DoGetMinHeight();
     194                 :   nsIDOMCSSValue* DoGetMinWidth();
     195                 :   nsIDOMCSSValue* DoGetLeft();
     196                 :   nsIDOMCSSValue* DoGetTop();
     197                 :   nsIDOMCSSValue* DoGetRight();
     198                 :   nsIDOMCSSValue* DoGetBottom();
     199                 :   nsIDOMCSSValue* DoGetStackSizing();
     200                 : 
     201                 :   /* Font properties */
     202                 :   nsIDOMCSSValue* DoGetColor();
     203                 :   nsIDOMCSSValue* DoGetFontFamily();
     204                 :   nsIDOMCSSValue* DoGetMozFontFeatureSettings();
     205                 :   nsIDOMCSSValue* DoGetMozFontLanguageOverride();
     206                 :   nsIDOMCSSValue* DoGetFontSize();
     207                 :   nsIDOMCSSValue* DoGetFontSizeAdjust();
     208                 :   nsIDOMCSSValue* DoGetFontStretch();
     209                 :   nsIDOMCSSValue* DoGetFontStyle();
     210                 :   nsIDOMCSSValue* DoGetFontWeight();
     211                 :   nsIDOMCSSValue* DoGetFontVariant();
     212                 : 
     213                 :   /* Background properties */
     214                 :   nsIDOMCSSValue* DoGetBackgroundAttachment();
     215                 :   nsIDOMCSSValue* DoGetBackgroundColor();
     216                 :   nsIDOMCSSValue* DoGetBackgroundImage();
     217                 :   nsIDOMCSSValue* DoGetBackgroundPosition();
     218                 :   nsIDOMCSSValue* DoGetBackgroundRepeat();
     219                 :   nsIDOMCSSValue* DoGetBackgroundClip();
     220                 :   nsIDOMCSSValue* DoGetBackgroundInlinePolicy();
     221                 :   nsIDOMCSSValue* DoGetBackgroundOrigin();
     222                 :   nsIDOMCSSValue* DoGetMozBackgroundSize();
     223                 : 
     224                 :   /* Padding properties */
     225                 :   nsIDOMCSSValue* DoGetPadding();
     226                 :   nsIDOMCSSValue* DoGetPaddingTop();
     227                 :   nsIDOMCSSValue* DoGetPaddingBottom();
     228                 :   nsIDOMCSSValue* DoGetPaddingLeft();
     229                 :   nsIDOMCSSValue* DoGetPaddingRight();
     230                 : 
     231                 :   /* Table Properties */
     232                 :   nsIDOMCSSValue* DoGetBorderCollapse();
     233                 :   nsIDOMCSSValue* DoGetBorderSpacing();
     234                 :   nsIDOMCSSValue* DoGetCaptionSide();
     235                 :   nsIDOMCSSValue* DoGetEmptyCells();
     236                 :   nsIDOMCSSValue* DoGetTableLayout();
     237                 :   nsIDOMCSSValue* DoGetVerticalAlign();
     238                 : 
     239                 :   /* Border Properties */
     240                 :   nsIDOMCSSValue* DoGetBorderStyle();
     241                 :   nsIDOMCSSValue* DoGetBorderWidth();
     242                 :   nsIDOMCSSValue* DoGetBorderTopStyle();
     243                 :   nsIDOMCSSValue* DoGetBorderBottomStyle();
     244                 :   nsIDOMCSSValue* DoGetBorderLeftStyle();
     245                 :   nsIDOMCSSValue* DoGetBorderRightStyle();
     246                 :   nsIDOMCSSValue* DoGetBorderTopWidth();
     247                 :   nsIDOMCSSValue* DoGetBorderBottomWidth();
     248                 :   nsIDOMCSSValue* DoGetBorderLeftWidth();
     249                 :   nsIDOMCSSValue* DoGetBorderRightWidth();
     250                 :   nsIDOMCSSValue* DoGetBorderTopColor();
     251                 :   nsIDOMCSSValue* DoGetBorderBottomColor();
     252                 :   nsIDOMCSSValue* DoGetBorderLeftColor();
     253                 :   nsIDOMCSSValue* DoGetBorderRightColor();
     254                 :   nsIDOMCSSValue* DoGetBorderBottomColors();
     255                 :   nsIDOMCSSValue* DoGetBorderLeftColors();
     256                 :   nsIDOMCSSValue* DoGetBorderRightColors();
     257                 :   nsIDOMCSSValue* DoGetBorderTopColors();
     258                 :   nsIDOMCSSValue* DoGetBorderBottomLeftRadius();
     259                 :   nsIDOMCSSValue* DoGetBorderBottomRightRadius();
     260                 :   nsIDOMCSSValue* DoGetBorderTopLeftRadius();
     261                 :   nsIDOMCSSValue* DoGetBorderTopRightRadius();
     262                 :   nsIDOMCSSValue* DoGetFloatEdge();
     263                 :   nsIDOMCSSValue* DoGetBorderImage();
     264                 : 
     265                 :   /* Box Shadow */
     266                 :   nsIDOMCSSValue* DoGetBoxShadow();
     267                 : 
     268                 :   /* Window Shadow */
     269                 :   nsIDOMCSSValue* DoGetWindowShadow();
     270                 : 
     271                 :   /* Margin Properties */
     272                 :   nsIDOMCSSValue* DoGetMarginWidth();
     273                 :   nsIDOMCSSValue* DoGetMarginTopWidth();
     274                 :   nsIDOMCSSValue* DoGetMarginBottomWidth();
     275                 :   nsIDOMCSSValue* DoGetMarginLeftWidth();
     276                 :   nsIDOMCSSValue* DoGetMarginRightWidth();
     277                 : 
     278                 :   /* Outline Properties */
     279                 :   nsIDOMCSSValue* DoGetOutline();
     280                 :   nsIDOMCSSValue* DoGetOutlineWidth();
     281                 :   nsIDOMCSSValue* DoGetOutlineStyle();
     282                 :   nsIDOMCSSValue* DoGetOutlineColor();
     283                 :   nsIDOMCSSValue* DoGetOutlineOffset();
     284                 :   nsIDOMCSSValue* DoGetOutlineRadiusBottomLeft();
     285                 :   nsIDOMCSSValue* DoGetOutlineRadiusBottomRight();
     286                 :   nsIDOMCSSValue* DoGetOutlineRadiusTopLeft();
     287                 :   nsIDOMCSSValue* DoGetOutlineRadiusTopRight();
     288                 : 
     289                 :   /* Content Properties */
     290                 :   nsIDOMCSSValue* DoGetContent();
     291                 :   nsIDOMCSSValue* DoGetCounterIncrement();
     292                 :   nsIDOMCSSValue* DoGetCounterReset();
     293                 :   nsIDOMCSSValue* DoGetMarkerOffset();
     294                 : 
     295                 :   /* Quotes Properties */
     296                 :   nsIDOMCSSValue* DoGetQuotes();
     297                 : 
     298                 :   /* z-index */
     299                 :   nsIDOMCSSValue* DoGetZIndex();
     300                 : 
     301                 :   /* List properties */
     302                 :   nsIDOMCSSValue* DoGetListStyleImage();
     303                 :   nsIDOMCSSValue* DoGetListStylePosition();
     304                 :   nsIDOMCSSValue* DoGetListStyleType();
     305                 :   nsIDOMCSSValue* DoGetImageRegion();
     306                 : 
     307                 :   /* Text Properties */
     308                 :   nsIDOMCSSValue* DoGetLineHeight();
     309                 :   nsIDOMCSSValue* DoGetTextAlign();
     310                 :   nsIDOMCSSValue* DoGetTextAlignLast();
     311                 :   nsIDOMCSSValue* DoGetMozTextBlink();
     312                 :   nsIDOMCSSValue* DoGetTextDecoration();
     313                 :   nsIDOMCSSValue* DoGetMozTextDecorationColor();
     314                 :   nsIDOMCSSValue* DoGetMozTextDecorationLine();
     315                 :   nsIDOMCSSValue* DoGetMozTextDecorationStyle();
     316                 :   nsIDOMCSSValue* DoGetTextIndent();
     317                 :   nsIDOMCSSValue* DoGetTextOverflow();
     318                 :   nsIDOMCSSValue* DoGetTextTransform();
     319                 :   nsIDOMCSSValue* DoGetTextShadow();
     320                 :   nsIDOMCSSValue* DoGetLetterSpacing();
     321                 :   nsIDOMCSSValue* DoGetWordSpacing();
     322                 :   nsIDOMCSSValue* DoGetWhiteSpace();
     323                 :   nsIDOMCSSValue* DoGetWordWrap();
     324                 :   nsIDOMCSSValue* DoGetHyphens();
     325                 :   nsIDOMCSSValue* DoGetMozTabSize();
     326                 :   nsIDOMCSSValue* DoGetTextSizeAdjust();
     327                 : 
     328                 :   /* Visibility properties */
     329                 :   nsIDOMCSSValue* DoGetOpacity();
     330                 :   nsIDOMCSSValue* DoGetPointerEvents();
     331                 :   nsIDOMCSSValue* DoGetVisibility();
     332                 : 
     333                 :   /* Direction properties */
     334                 :   nsIDOMCSSValue* DoGetDirection();
     335                 :   nsIDOMCSSValue* DoGetUnicodeBidi();
     336                 : 
     337                 :   /* Display properties */
     338                 :   nsIDOMCSSValue* DoGetBinding();
     339                 :   nsIDOMCSSValue* DoGetClear();
     340                 :   nsIDOMCSSValue* DoGetCssFloat();
     341                 :   nsIDOMCSSValue* DoGetDisplay();
     342                 :   nsIDOMCSSValue* DoGetPosition();
     343                 :   nsIDOMCSSValue* DoGetClip();
     344                 :   nsIDOMCSSValue* DoGetOverflow();
     345                 :   nsIDOMCSSValue* DoGetOverflowX();
     346                 :   nsIDOMCSSValue* DoGetOverflowY();
     347                 :   nsIDOMCSSValue* DoGetResize();
     348                 :   nsIDOMCSSValue* DoGetPageBreakAfter();
     349                 :   nsIDOMCSSValue* DoGetPageBreakBefore();
     350                 :   nsIDOMCSSValue* DoGetMozTransform();
     351                 :   nsIDOMCSSValue* DoGetMozTransformOrigin();
     352                 :   nsIDOMCSSValue* DoGetMozPerspective();
     353                 :   nsIDOMCSSValue* DoGetMozBackfaceVisibility();
     354                 :   nsIDOMCSSValue* DoGetMozPerspectiveOrigin();
     355                 :   nsIDOMCSSValue* DoGetMozTransformStyle();
     356                 :   nsIDOMCSSValue* DoGetOrient();
     357                 : 
     358                 :   /* User interface properties */
     359                 :   nsIDOMCSSValue* DoGetCursor();
     360                 :   nsIDOMCSSValue* DoGetForceBrokenImageIcon();
     361                 :   nsIDOMCSSValue* DoGetIMEMode();
     362                 :   nsIDOMCSSValue* DoGetUserFocus();
     363                 :   nsIDOMCSSValue* DoGetUserInput();
     364                 :   nsIDOMCSSValue* DoGetUserModify();
     365                 :   nsIDOMCSSValue* DoGetUserSelect();
     366                 : 
     367                 :   /* Column properties */
     368                 :   nsIDOMCSSValue* DoGetColumnCount();
     369                 :   nsIDOMCSSValue* DoGetColumnFill();
     370                 :   nsIDOMCSSValue* DoGetColumnWidth();
     371                 :   nsIDOMCSSValue* DoGetColumnGap();
     372                 :   nsIDOMCSSValue* DoGetColumnRuleWidth();
     373                 :   nsIDOMCSSValue* DoGetColumnRuleStyle();
     374                 :   nsIDOMCSSValue* DoGetColumnRuleColor();
     375                 : 
     376                 :   /* CSS Transitions */
     377                 :   nsIDOMCSSValue* DoGetTransitionProperty();
     378                 :   nsIDOMCSSValue* DoGetTransitionDuration();
     379                 :   nsIDOMCSSValue* DoGetTransitionDelay();
     380                 :   nsIDOMCSSValue* DoGetTransitionTimingFunction();
     381                 : 
     382                 :   /* CSS Animations */
     383                 :   nsIDOMCSSValue* DoGetAnimationName();
     384                 :   nsIDOMCSSValue* DoGetAnimationDuration();
     385                 :   nsIDOMCSSValue* DoGetAnimationDelay();
     386                 :   nsIDOMCSSValue* DoGetAnimationTimingFunction();
     387                 :   nsIDOMCSSValue* DoGetAnimationDirection();
     388                 :   nsIDOMCSSValue* DoGetAnimationFillMode();
     389                 :   nsIDOMCSSValue* DoGetAnimationIterationCount();
     390                 :   nsIDOMCSSValue* DoGetAnimationPlayState();
     391                 : 
     392                 :   /* SVG properties */
     393                 :   nsIDOMCSSValue* DoGetFill();
     394                 :   nsIDOMCSSValue* DoGetStroke();
     395                 :   nsIDOMCSSValue* DoGetMarkerEnd();
     396                 :   nsIDOMCSSValue* DoGetMarkerMid();
     397                 :   nsIDOMCSSValue* DoGetMarkerStart();
     398                 :   nsIDOMCSSValue* DoGetStrokeDasharray();
     399                 : 
     400                 :   nsIDOMCSSValue* DoGetStrokeDashoffset();
     401                 :   nsIDOMCSSValue* DoGetStrokeWidth();
     402                 : 
     403                 :   nsIDOMCSSValue* DoGetFillOpacity();
     404                 :   nsIDOMCSSValue* DoGetFloodOpacity();
     405                 :   nsIDOMCSSValue* DoGetStopOpacity();
     406                 :   nsIDOMCSSValue* DoGetStrokeMiterlimit();
     407                 :   nsIDOMCSSValue* DoGetStrokeOpacity();
     408                 : 
     409                 :   nsIDOMCSSValue* DoGetClipRule();
     410                 :   nsIDOMCSSValue* DoGetFillRule();
     411                 :   nsIDOMCSSValue* DoGetStrokeLinecap();
     412                 :   nsIDOMCSSValue* DoGetStrokeLinejoin();
     413                 :   nsIDOMCSSValue* DoGetTextAnchor();
     414                 : 
     415                 :   nsIDOMCSSValue* DoGetColorInterpolation();
     416                 :   nsIDOMCSSValue* DoGetColorInterpolationFilters();
     417                 :   nsIDOMCSSValue* DoGetDominantBaseline();
     418                 :   nsIDOMCSSValue* DoGetImageRendering();
     419                 :   nsIDOMCSSValue* DoGetShapeRendering();
     420                 :   nsIDOMCSSValue* DoGetTextRendering();
     421                 : 
     422                 :   nsIDOMCSSValue* DoGetFloodColor();
     423                 :   nsIDOMCSSValue* DoGetLightingColor();
     424                 :   nsIDOMCSSValue* DoGetStopColor();
     425                 : 
     426                 :   nsIDOMCSSValue* DoGetClipPath();
     427                 :   nsIDOMCSSValue* DoGetFilter();
     428                 :   nsIDOMCSSValue* DoGetMask();
     429                 : 
     430                 :   nsROCSSPrimitiveValue* GetROCSSPrimitiveValue();
     431                 :   nsDOMCSSValueList* GetROCSSValueList(bool aCommaDelimited);
     432                 :   void SetToRGBAColor(nsROCSSPrimitiveValue* aValue, nscolor aColor);
     433                 :   void SetValueToStyleImage(const nsStyleImage& aStyleImage,
     434                 :                             nsROCSSPrimitiveValue* aValue);
     435                 : 
     436                 :   /**
     437                 :    * A method to get a percentage base for a percentage value.  Returns true
     438                 :    * if a percentage base value was determined, false otherwise.
     439                 :    */
     440                 :   typedef bool (nsComputedDOMStyle::*PercentageBaseGetter)(nscoord&);
     441                 : 
     442                 :   /**
     443                 :    * Method to set aValue to aCoord.  If aCoord is a percentage value and
     444                 :    * aPercentageBaseGetter is not null, aPercentageBaseGetter is called.  If it
     445                 :    * returns true, the percentage base it outputs in its out param is used
     446                 :    * to compute an nscoord value.  If the getter is null or returns false,
     447                 :    * the percent value of aCoord is set as a percent value on aValue.  aTable,
     448                 :    * if not null, is the keyword table to handle eStyleUnit_Enumerated.  When
     449                 :    * calling SetAppUnits on aValue (for coord or percent values), the value
     450                 :    * passed in will be clamped to be no less than aMinAppUnits and no more than
     451                 :    * aMaxAppUnits.
     452                 :    *
     453                 :    * XXXbz should caller pass in some sort of bitfield indicating which units
     454                 :    * can be expected or something?
     455                 :    */
     456                 :   void SetValueToCoord(nsROCSSPrimitiveValue* aValue,
     457                 :                        const nsStyleCoord& aCoord,
     458                 :                        bool aClampNegativeCalc,
     459                 :                        PercentageBaseGetter aPercentageBaseGetter = nsnull,
     460                 :                        const PRInt32 aTable[] = nsnull,
     461                 :                        nscoord aMinAppUnits = nscoord_MIN,
     462                 :                        nscoord aMaxAppUnits = nscoord_MAX);
     463                 : 
     464                 :   /**
     465                 :    * If aCoord is a eStyleUnit_Coord returns the nscoord.  If it's
     466                 :    * eStyleUnit_Percent, attempts to resolve the percentage base and returns
     467                 :    * the resulting nscoord.  If it's some other unit or a percentge base can't
     468                 :    * be determined, returns aDefaultValue.
     469                 :    */
     470                 :   nscoord StyleCoordToNSCoord(const nsStyleCoord& aCoord,
     471                 :                               PercentageBaseGetter aPercentageBaseGetter,
     472                 :                               nscoord aDefaultValue,
     473                 :                               bool aClampNegativeCalc);
     474                 : 
     475                 :   bool GetCBContentWidth(nscoord& aWidth);
     476                 :   bool GetCBContentHeight(nscoord& aWidth);
     477                 :   bool GetFrameBoundsWidthForTransform(nscoord &aWidth);
     478                 :   bool GetFrameBoundsHeightForTransform(nscoord &aHeight);
     479                 :   bool GetFrameBorderRectWidth(nscoord& aWidth);
     480                 :   bool GetFrameBorderRectHeight(nscoord& aHeight);
     481                 : 
     482                 :   struct ComputedStyleMapEntry
     483                 :   {
     484                 :     // Create a pointer-to-member-function type.
     485                 :     typedef nsIDOMCSSValue* (nsComputedDOMStyle::*ComputeMethod)();
     486                 : 
     487                 :     nsCSSProperty mProperty;
     488                 :     ComputeMethod mGetter;
     489                 :     bool mNeedsLayoutFlush;
     490                 :   };
     491                 : 
     492                 :   static const ComputedStyleMapEntry* GetQueryablePropertyMap(PRUint32* aLength);
     493                 : 
     494                 :   // We don't really have a good immutable representation of "presentation".
     495                 :   // Given the way GetComputedStyle is currently used, we should just grab the
     496                 :   // 0th presshell, if any, from the document.
     497                 :   nsWeakPtr mDocumentWeak;
     498                 :   nsCOMPtr<nsIContent> mContent;
     499                 : 
     500                 :   /*
     501                 :    * Strong reference to the style context while we're accessing the data from
     502                 :    * it.  This can be either a style context we resolved ourselves or a style
     503                 :    * context we got from our frame.
     504                 :    */
     505                 :   nsRefPtr<nsStyleContext> mStyleContextHolder;
     506                 :   nsCOMPtr<nsIAtom> mPseudo;
     507                 : 
     508                 :   /*
     509                 :    * While computing style data, the primary frame for mContent --- named "outer"
     510                 :    * because we should use it to compute positioning data.  Null
     511                 :    * otherwise.
     512                 :    */
     513                 :   nsIFrame* mOuterFrame;
     514                 :   /*
     515                 :    * While computing style data, the "inner frame" for mContent --- the frame
     516                 :    * which we should use to compute margin, border, padding and content data.  Null
     517                 :    * otherwise.
     518                 :    */
     519                 :   nsIFrame* mInnerFrame;
     520                 :   /*
     521                 :    * While computing style data, the presshell we're working with.  Null
     522                 :    * otherwise.
     523                 :    */
     524                 :   nsIPresShell* mPresShell;
     525                 : 
     526                 :   bool mExposeVisitedStyle;
     527                 : 
     528                 : #ifdef DEBUG
     529                 :   bool mFlushedPendingReflows;
     530                 : #endif
     531                 : };
     532                 : 
     533                 : nsresult
     534                 : NS_NewComputedDOMStyle(nsIDOMElement *aElement, const nsAString &aPseudoElt,
     535                 :                        nsIPresShell *aPresShell,
     536                 :                        nsComputedDOMStyle **aComputedStyle);
     537                 : 
     538                 : #endif /* nsComputedDOMStyle_h__ */
     539                 : 

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