LCOV - code coverage report
Current view: directory - content/svg/content/src - nsSVGMarkerElement.h (source / functions) Found Hit Coverage
Test: app.info Lines: 26 1 3.8 %
Date: 2012-06-02 Functions: 78 1 1.3 %

       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 the Mozilla SVG project.
      16                 :  *
      17                 :  * The Initial Developer of the Original Code is IBM Corporation.
      18                 :  * Portions created by the Initial Developer are Copyright (C) 2004
      19                 :  * the Initial Developer. All Rights Reserved.
      20                 :  *
      21                 :  * Contributor(s):
      22                 :  *
      23                 :  * Alternatively, the contents of this file may be used under the terms of
      24                 :  * either of the GNU General Public License Version 2 or later (the "GPL"),
      25                 :  * or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
      26                 :  * in which case the provisions of the GPL or the LGPL are applicable instead
      27                 :  * of those above. If you wish to allow use of your version of this file only
      28                 :  * under the terms of either the GPL or the LGPL, and not to allow others to
      29                 :  * use your version of this file under the terms of the MPL, indicate your
      30                 :  * decision by deleting the provisions above and replace them with the notice
      31                 :  * and other provisions required by the GPL or the LGPL. If you do not delete
      32                 :  * the provisions above, a recipient may use your version of this file under
      33                 :  * the terms of any one of the MPL, the GPL or the LGPL.
      34                 :  *
      35                 :  * ***** END LICENSE BLOCK ***** */
      36                 : 
      37                 : #ifndef __NS_SVGMARKERELEMENT_H__
      38                 : #define __NS_SVGMARKERELEMENT_H__
      39                 : 
      40                 : #include "gfxMatrix.h"
      41                 : #include "nsIDOMSVGFitToViewBox.h"
      42                 : #include "nsIDOMSVGMarkerElement.h"
      43                 : #include "nsSVGAngle.h"
      44                 : #include "nsSVGEnum.h"
      45                 : #include "nsSVGGraphicElement.h"
      46                 : #include "nsSVGLength2.h"
      47                 : #include "nsSVGViewBox.h"
      48                 : #include "SVGAnimatedPreserveAspectRatio.h"
      49                 : 
      50                 : class nsSVGOrientType
      51                 : {
      52                 : public:
      53               0 :   nsSVGOrientType()
      54                 :    : mAnimVal(nsIDOMSVGMarkerElement::SVG_MARKER_ORIENT_ANGLE),
      55               0 :      mBaseVal(nsIDOMSVGMarkerElement::SVG_MARKER_ORIENT_ANGLE) {}
      56                 : 
      57                 :   nsresult SetBaseValue(PRUint16 aValue,
      58                 :                         nsSVGElement *aSVGElement);
      59                 : 
      60                 :   // XXX FIXME like https://bugzilla.mozilla.org/show_bug.cgi?id=545550 but
      61                 :   // without adding an mIsAnimated member...?
      62               0 :   void SetBaseValue(PRUint16 aValue)
      63               0 :     { mAnimVal = mBaseVal = PRUint8(aValue); }
      64                 :   // no need to notify, since nsSVGAngle does that
      65               0 :   void SetAnimValue(PRUint16 aValue)
      66               0 :     { mAnimVal = PRUint8(aValue); }
      67                 : 
      68               0 :   PRUint16 GetBaseValue() const
      69               0 :     { return mBaseVal; }
      70               0 :   PRUint16 GetAnimValue() const
      71               0 :     { return mAnimVal; }
      72                 : 
      73                 :   nsresult ToDOMAnimatedEnum(nsIDOMSVGAnimatedEnumeration **aResult,
      74                 :                              nsSVGElement* aSVGElement);
      75                 : 
      76                 : private:
      77                 :   nsSVGEnumValue mAnimVal;
      78                 :   nsSVGEnumValue mBaseVal;
      79                 : 
      80                 :   struct DOMAnimatedEnum : public nsIDOMSVGAnimatedEnumeration
      81               0 :   {
      82               0 :     NS_DECL_CYCLE_COLLECTING_ISUPPORTS
      83            1464 :     NS_DECL_CYCLE_COLLECTION_CLASS(DOMAnimatedEnum)
      84                 : 
      85               0 :     DOMAnimatedEnum(nsSVGOrientType* aVal,
      86                 :                     nsSVGElement *aSVGElement)
      87               0 :       : mVal(aVal), mSVGElement(aSVGElement) {}
      88                 : 
      89                 :     nsSVGOrientType *mVal; // kept alive because it belongs to content
      90                 :     nsRefPtr<nsSVGElement> mSVGElement;
      91                 : 
      92               0 :     NS_IMETHOD GetBaseVal(PRUint16* aResult)
      93               0 :       { *aResult = mVal->GetBaseValue(); return NS_OK; }
      94               0 :     NS_IMETHOD SetBaseVal(PRUint16 aValue)
      95               0 :       { return mVal->SetBaseValue(aValue, mSVGElement); }
      96               0 :     NS_IMETHOD GetAnimVal(PRUint16* aResult)
      97               0 :       { *aResult = mVal->GetAnimValue(); return NS_OK; }
      98                 :   };
      99                 : };
     100                 : 
     101                 : typedef nsSVGGraphicElement nsSVGMarkerElementBase;
     102                 : 
     103                 : class nsSVGMarkerElement : public nsSVGMarkerElementBase,
     104                 :                            public nsIDOMSVGMarkerElement,
     105                 :                            public nsIDOMSVGFitToViewBox
     106               0 : {
     107                 :   friend class nsSVGMarkerFrame;
     108                 : 
     109                 : protected:
     110                 :   friend nsresult NS_NewSVGMarkerElement(nsIContent **aResult,
     111                 :                                          already_AddRefed<nsINodeInfo> aNodeInfo);
     112                 :   nsSVGMarkerElement(already_AddRefed<nsINodeInfo> aNodeInfo);
     113                 : 
     114                 : public:
     115                 :   typedef mozilla::SVGAnimatedPreserveAspectRatio SVGAnimatedPreserveAspectRatio;
     116                 : 
     117                 :   // interfaces:
     118                 : 
     119                 :   NS_DECL_ISUPPORTS_INHERITED
     120                 :   NS_DECL_NSIDOMSVGMARKERELEMENT
     121                 :   NS_DECL_NSIDOMSVGFITTOVIEWBOX
     122                 : 
     123                 :   // xxx I wish we could use virtual inheritance
     124               0 :   NS_FORWARD_NSIDOMNODE(nsSVGElement::)
     125               0 :   NS_FORWARD_NSIDOMELEMENT(nsSVGElement::)
     126               0 :   NS_FORWARD_NSIDOMSVGELEMENT(nsSVGElement::)
     127                 : 
     128                 :   // nsIContent interface
     129                 :   NS_IMETHOD_(bool) IsAttributeMapped(const nsIAtom* name) const;
     130                 : 
     131                 :   virtual bool GetAttr(PRInt32 aNameSpaceID, nsIAtom* aName,
     132                 :                          nsAString& aResult) const;
     133                 :   virtual nsresult UnsetAttr(PRInt32 aNameSpaceID, nsIAtom* aAttribute,
     134                 :                              bool aNotify);
     135                 : 
     136                 :   // nsSVGSVGElement methods:
     137                 :   virtual bool HasValidDimensions() const;
     138                 : 
     139                 :   // public helpers
     140                 :   gfxMatrix GetMarkerTransform(float aStrokeWidth,
     141                 :                                float aX, float aY, float aAutoAngle);
     142                 :   nsSVGViewBoxRect GetViewBoxRect();
     143                 :   gfxMatrix GetViewBoxTransform();
     144                 : 
     145                 :   virtual nsresult Clone(nsINodeInfo *aNodeInfo, nsINode **aResult) const;
     146                 : 
     147               0 :   nsSVGOrientType* GetOrientType() { return &mOrientType; }
     148                 : 
     149                 :   virtual nsXPCClassInfo* GetClassInfo();
     150                 : protected:
     151                 : 
     152                 :   virtual bool ParseAttribute(PRInt32 aNameSpaceID, nsIAtom* aName,
     153                 :                                 const nsAString& aValue,
     154                 :                                 nsAttrValue& aResult);
     155                 : 
     156                 :   void SetParentCoordCtxProvider(nsSVGSVGElement *aContext);
     157                 : 
     158                 :   virtual LengthAttributesInfo GetLengthInfo();
     159                 :   virtual AngleAttributesInfo GetAngleInfo();
     160                 :   virtual EnumAttributesInfo GetEnumInfo();
     161                 :   virtual nsSVGViewBox *GetViewBox();
     162                 :   virtual SVGAnimatedPreserveAspectRatio *GetPreserveAspectRatio();
     163                 : 
     164                 :   enum { REFX, REFY, MARKERWIDTH, MARKERHEIGHT };
     165                 :   nsSVGLength2 mLengthAttributes[4];
     166                 :   static LengthInfo sLengthInfo[4];
     167                 : 
     168                 :   enum { MARKERUNITS };
     169                 :   nsSVGEnum mEnumAttributes[1];
     170                 :   static nsSVGEnumMapping sUnitsMap[];
     171                 :   static EnumInfo sEnumInfo[1];
     172                 : 
     173                 :   enum { ORIENT };
     174                 :   nsSVGAngle mAngleAttributes[1];
     175                 :   static AngleInfo sAngleInfo[1];
     176                 : 
     177                 :   nsSVGViewBox             mViewBox;
     178                 :   SVGAnimatedPreserveAspectRatio mPreserveAspectRatio;
     179                 : 
     180                 :   // derived properties (from 'orient') handled separately
     181                 :   nsSVGOrientType                        mOrientType;
     182                 : 
     183                 :   nsSVGSVGElement                       *mCoordCtx;
     184                 :   nsAutoPtr<gfxMatrix>                   mViewBoxToViewportTransform;
     185                 : };
     186                 : 
     187                 : #endif

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