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      1 /*
      2     Copyright (C) 2004, 2005, 2007, 2008 Nikolas Zimmermann <zimmermann (at) kde.org>
      3                   2004, 2005, 2006, 2007 Rob Buis <buis (at) kde.org>
      4 
      5     This library is free software; you can redistribute it and/or
      6     modify it under the terms of the GNU Library General Public
      7     License as published by the Free Software Foundation; either
      8     version 2 of the License, or (at your option) any later version.
      9 
     10     This library is distributed in the hope that it will be useful,
     11     but WITHOUT ANY WARRANTY; without even the implied warranty of
     12     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
     13     Library General Public License for more details.
     14 
     15     You should have received a copy of the GNU Library General Public License
     16     along with this library; see the file COPYING.LIB.  If not, write to
     17     the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
     18     Boston, MA 02110-1301, USA.
     19 */
     20 
     21 #include "config.h"
     22 
     23 #if ENABLE(SVG)
     24 #include "SVGStopElement.h"
     25 
     26 #include "Document.h"
     27 #include "MappedAttribute.h"
     28 #include "RenderSVGGradientStop.h"
     29 #include "SVGGradientElement.h"
     30 #include "SVGNames.h"
     31 
     32 namespace WebCore {
     33 
     34 SVGStopElement::SVGStopElement(const QualifiedName& tagName, Document* doc)
     35     : SVGStyledElement(tagName, doc)
     36     , m_offset(0.0f)
     37 {
     38 }
     39 
     40 SVGStopElement::~SVGStopElement()
     41 {
     42 }
     43 
     44 void SVGStopElement::parseMappedAttribute(MappedAttribute* attr)
     45 {
     46     if (attr->name() == SVGNames::offsetAttr) {
     47         const String& value = attr->value();
     48         if (value.endsWith("%"))
     49             setOffsetBaseValue(value.left(value.length() - 1).toFloat() / 100.0f);
     50         else
     51             setOffsetBaseValue(value.toFloat());
     52 
     53         setNeedsStyleRecalc();
     54     } else
     55         SVGStyledElement::parseMappedAttribute(attr);
     56 }
     57 
     58 void SVGStopElement::synchronizeProperty(const QualifiedName& attrName)
     59 {
     60     SVGStyledElement::synchronizeProperty(attrName);
     61 
     62     if (attrName == anyQName() || attrName == SVGNames::offsetAttr)
     63         synchronizeOffset();
     64 }
     65 
     66 RenderObject* SVGStopElement::createRenderer(RenderArena* arena, RenderStyle*)
     67 {
     68     return new (arena) RenderSVGGradientStop(this);
     69 }
     70 
     71 }
     72 
     73 #endif // ENABLE(SVG)
     74