LCOV - code coverage report
Current view: directory - content/svg/content/src - nsSVGPathElement.h (source / functions) Found Hit Coverage
Test: app.info Lines: 8 0 0.0 %
Date: 2012-06-02 Functions: 64 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 the Mozilla SVG project.
      16                 :  *
      17                 :  * The Initial Developer of the Original Code is
      18                 :  * Crocodile Clips Ltd..
      19                 :  * Portions created by the Initial Developer are Copyright (C) 2001
      20                 :  * the Initial Developer. All Rights Reserved.
      21                 :  *
      22                 :  * Contributor(s):
      23                 :  *   Alex Fritze <alex.fritze@crocodile-clips.com> (original author)
      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                 : #ifndef __NS_SVGPATHELEMENT_H__
      40                 : #define __NS_SVGPATHELEMENT_H__
      41                 : 
      42                 : #include "nsIDOMSVGAnimatedPathData.h"
      43                 : #include "nsIDOMSVGPathElement.h"
      44                 : #include "nsSVGNumber2.h"
      45                 : #include "nsSVGPathGeometryElement.h"
      46                 : #include "SVGAnimatedPathSegList.h"
      47                 : 
      48                 : class gfxContext;
      49                 : 
      50                 : typedef nsSVGPathGeometryElement nsSVGPathElementBase;
      51                 : 
      52                 : class nsSVGPathElement : public nsSVGPathElementBase,
      53                 :                          public nsIDOMSVGPathElement,
      54                 :                          public nsIDOMSVGAnimatedPathData
      55               0 : {
      56                 : friend class nsSVGPathFrame;
      57                 : 
      58                 : protected:
      59                 :   friend nsresult NS_NewSVGPathElement(nsIContent **aResult,
      60                 :                                        already_AddRefed<nsINodeInfo> aNodeInfo);
      61                 :   nsSVGPathElement(already_AddRefed<nsINodeInfo> aNodeInfo);
      62                 : 
      63                 : public:
      64                 :   typedef mozilla::SVGAnimatedPathSegList SVGAnimatedPathSegList;
      65                 :   // interfaces:
      66                 : 
      67                 :   NS_DECL_ISUPPORTS_INHERITED
      68                 :   NS_DECL_NSIDOMSVGPATHELEMENT
      69                 :   NS_DECL_NSIDOMSVGANIMATEDPATHDATA
      70                 : 
      71                 :   // xxx I wish we could use virtual inheritance
      72               0 :   NS_FORWARD_NSIDOMNODE(nsSVGPathElementBase::)
      73               0 :   NS_FORWARD_NSIDOMELEMENT(nsSVGPathElementBase::)
      74               0 :   NS_FORWARD_NSIDOMSVGELEMENT(nsSVGPathElementBase::)
      75                 : 
      76                 :   // nsIContent interface
      77                 :   NS_IMETHOD_(bool) IsAttributeMapped(const nsIAtom* name) const;
      78                 : 
      79                 :   // nsSVGSVGElement methods:
      80                 :   virtual bool HasValidDimensions() const;
      81                 : 
      82                 :   // nsSVGPathGeometryElement methods:
      83                 :   virtual bool AttributeDefinesGeometry(const nsIAtom *aName);
      84                 :   virtual bool IsMarkable();
      85                 :   virtual void GetMarkPoints(nsTArray<nsSVGMark> *aMarks);
      86                 :   virtual void ConstructPath(gfxContext *aCtx);
      87                 : 
      88                 :   virtual already_AddRefed<gfxFlattenedPath> GetFlattenedPath(const gfxMatrix &aMatrix);
      89                 : 
      90                 :   // nsIContent interface
      91                 :   virtual nsresult Clone(nsINodeInfo *aNodeInfo, nsINode **aResult) const;
      92                 : 
      93                 :   virtual nsXPCClassInfo* GetClassInfo();
      94                 : 
      95               0 :   virtual SVGAnimatedPathSegList* GetAnimPathSegList() {
      96               0 :     return &mD;
      97                 :   }
      98                 : 
      99               0 :   virtual nsIAtom* GetPathDataAttrName() const {
     100               0 :     return nsGkAtoms::d;
     101                 :   }
     102                 : 
     103                 :   enum PathLengthScaleForType {
     104                 :     eForTextPath,
     105                 :     eForStroking
     106                 :   };
     107                 : 
     108                 :   /**
     109                 :    * Gets the ratio of the actual path length to the content author's estimated
     110                 :    * length (as provided by the <path> element's 'pathLength' attribute). This
     111                 :    * is used to scale stroke dashing, and to scale offsets along a textPath.
     112                 :    */
     113                 :   gfxFloat GetPathLengthScale(PathLengthScaleForType aFor);
     114                 : 
     115                 : protected:
     116                 : 
     117                 :   // nsSVGElement method
     118                 :   virtual NumberAttributesInfo GetNumberInfo();
     119                 : 
     120                 :   SVGAnimatedPathSegList mD;
     121                 :   nsSVGNumber2 mPathLength;
     122                 :   static NumberInfo sNumberInfo;
     123                 : };
     124                 : 
     125                 : #endif

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