LCOV - code coverage report
Current view: directory - content/svg/content/src - nsSVGPolyElement.cpp (source / functions) Found Hit Coverage
Test: app.info Lines: 49 0 0.0 %
Date: 2012-06-02 Functions: 10 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 IBM Corporation.
      18                 :  * Portions created by the Initial Developer are Copyright (C) 2006
      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                 : #include "mozilla/Util.h"
      38                 : 
      39                 : #include "nsSVGPolyElement.h"
      40                 : #include "DOMSVGPointList.h"
      41                 : #include "gfxContext.h"
      42                 : #include "nsSVGUtils.h"
      43                 : 
      44                 : using namespace mozilla;
      45                 : 
      46                 : //----------------------------------------------------------------------
      47                 : // nsISupports methods
      48                 : 
      49               0 : NS_IMPL_ADDREF_INHERITED(nsSVGPolyElement,nsSVGPolyElementBase)
      50               0 : NS_IMPL_RELEASE_INHERITED(nsSVGPolyElement,nsSVGPolyElementBase)
      51                 : 
      52               0 : NS_INTERFACE_MAP_BEGIN(nsSVGPolyElement)
      53               0 :   NS_INTERFACE_MAP_ENTRY(nsIDOMSVGAnimatedPoints)
      54               0 : NS_INTERFACE_MAP_END_INHERITING(nsSVGPolyElementBase)
      55                 : 
      56                 : //----------------------------------------------------------------------
      57                 : // Implementation
      58                 : 
      59               0 : nsSVGPolyElement::nsSVGPolyElement(already_AddRefed<nsINodeInfo> aNodeInfo)
      60               0 :   : nsSVGPolyElementBase(aNodeInfo)
      61                 : {
      62                 : 
      63               0 : }
      64                 : 
      65                 : //----------------------------------------------------------------------
      66                 : // nsIDOMSGAnimatedPoints methods:
      67                 : 
      68                 : /* readonly attribute nsIDOMSVGPointList points; */
      69                 : NS_IMETHODIMP 
      70               0 : nsSVGPolyElement::GetPoints(nsIDOMSVGPointList * *aPoints)
      71                 : {
      72               0 :   void *key = mPoints.GetBaseValKey();
      73               0 :   *aPoints = DOMSVGPointList::GetDOMWrapper(key, this, false).get();
      74               0 :   return NS_OK;
      75                 : }
      76                 : 
      77                 : /* readonly attribute nsIDOMSVGPointList animatedPoints; */
      78                 : NS_IMETHODIMP 
      79               0 : nsSVGPolyElement::GetAnimatedPoints(nsIDOMSVGPointList * *aAnimatedPoints)
      80                 : {
      81               0 :   void *key = mPoints.GetAnimValKey();
      82               0 :   *aAnimatedPoints = DOMSVGPointList::GetDOMWrapper(key, this, true).get();
      83               0 :   return NS_OK;
      84                 : }
      85                 : 
      86                 : //----------------------------------------------------------------------
      87                 : // nsIContent methods
      88                 : 
      89                 : NS_IMETHODIMP_(bool)
      90               0 : nsSVGPolyElement::IsAttributeMapped(const nsIAtom* name) const
      91                 : {
      92                 :   static const MappedAttributeEntry* const map[] = {
      93                 :     sMarkersMap
      94                 :   };
      95                 :   
      96               0 :   return FindAttributeDependence(name, map) ||
      97               0 :     nsSVGPolyElementBase::IsAttributeMapped(name);
      98                 : }
      99                 : 
     100                 : //----------------------------------------------------------------------
     101                 : // nsSVGPathGeometryElement methods
     102                 : 
     103                 : bool
     104               0 : nsSVGPolyElement::AttributeDefinesGeometry(const nsIAtom *aName)
     105                 : {
     106               0 :   if (aName == nsGkAtoms::points)
     107               0 :     return true;
     108                 : 
     109               0 :   return false;
     110                 : }
     111                 : 
     112                 : void
     113               0 : nsSVGPolyElement::GetMarkPoints(nsTArray<nsSVGMark> *aMarks)
     114                 : {
     115               0 :   const SVGPointList &points = mPoints.GetAnimValue();
     116                 : 
     117               0 :   if (!points.Length())
     118               0 :     return;
     119                 : 
     120               0 :   float px = 0.0, py = 0.0, prevAngle = 0.0;
     121                 : 
     122               0 :   for (PRUint32 i = 0; i < points.Length(); ++i) {
     123               0 :     float x = points[i].mX;
     124               0 :     float y = points[i].mY;
     125               0 :     float angle = atan2(y-py, x-px);
     126               0 :     if (i == 1)
     127               0 :       aMarks->ElementAt(aMarks->Length() - 1).angle = angle;
     128               0 :     else if (i > 1)
     129               0 :       aMarks->ElementAt(aMarks->Length() - 1).angle =
     130               0 :         nsSVGUtils::AngleBisect(prevAngle, angle);
     131                 : 
     132               0 :     aMarks->AppendElement(nsSVGMark(x, y, 0));
     133                 : 
     134               0 :     prevAngle = angle;
     135               0 :     px = x;
     136               0 :     py = y;
     137                 :   }
     138                 : 
     139               0 :   aMarks->ElementAt(aMarks->Length() - 1).angle = prevAngle;
     140                 : }
     141                 : 
     142                 : void
     143               0 : nsSVGPolyElement::ConstructPath(gfxContext *aCtx)
     144                 : {
     145               0 :   const SVGPointList &points = mPoints.GetAnimValue();
     146                 : 
     147               0 :   if (!points.Length())
     148               0 :     return;
     149                 : 
     150               0 :   aCtx->MoveTo(points[0]);
     151               0 :   for (PRUint32 i = 1; i < points.Length(); ++i) {
     152               0 :     aCtx->LineTo(points[i]);
     153                 :   }
     154                 : }
     155                 : 

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