khtml/svg/SVGFETurbulenceElement.cpp

   1 /*
   2     Copyright (C) 2004, 2005, 2007 Nikolas Zimmermann <zimmermann@kde.org>
   3                   2004, 2005, 2006 Rob Buis <buis@kde.org>
   4
   5     This file is part of the KDE project
   6
   7     This library is free software; you can redistribute it and/or
   8     modify it under the terms of the GNU Library General Public
   9     License as published by the Free Software Foundation; either
  10     version 2 of the License, or (at your option) any later version.
  11
  12     This library is distributed in the hope that it will be useful,
  13     but WITHOUT ANY WARRANTY; without even the implied warranty of
  14     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  15     Library General Public License for more details.
  16
  17     You should have received a copy of the GNU Library General Public License
  18     along with this library; see the file COPYING.LIB.  If not, write to
  19     the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
  20     Boston, MA 02110-1301, USA.
  21 */
  22
  23 #include "config.h"
  24
  25 #if ENABLE(SVG) && ENABLE(SVG_FILTERS)
  26 #include "SVGFETurbulenceElement.h"
  27
  28 #include "SVGParserUtilities.h"
  29 #include "SVGResourceFilter.h"
  30
  31 namespace WebCore {
  32
  33 SVGFETurbulenceElement::SVGFETurbulenceElement(const QualifiedName& tagName, Document* doc)
  34     : SVGFilterPrimitiveStandardAttributes(tagName, doc)
  35     , m_baseFrequencyX(0.0f)
  36     , m_baseFrequencyY(0.0f)
  37     , m_numOctaves(1)
  38     , m_seed(0.0f)
  39     , m_stitchTiles(SVG_STITCHTYPE_NOSTITCH)
  40     , m_type(SVG_TURBULENCE_TYPE_TURBULENCE)
  41     , m_filterEffect(0)
  42 {
  43 }
  44
  45 SVGFETurbulenceElement::~SVGFETurbulenceElement()
  46 {
  47     delete m_filterEffect;
  48 }
  49
  50 ANIMATED_PROPERTY_DEFINITIONS_WITH_CUSTOM_IDENTIFIER(SVGFETurbulenceElement, float, Number, number, BaseFrequencyX, baseFrequencyX, SVGNames::baseFrequencyAttr, "baseFrequencyX", m_baseFrequencyX)
  51 ANIMATED_PROPERTY_DEFINITIONS_WITH_CUSTOM_IDENTIFIER(SVGFETurbulenceElement, float, Number, number, BaseFrequencyY, baseFrequencyY, SVGNames::baseFrequencyAttr, "baseFrequencyY", m_baseFrequencyY)
  52 ANIMATED_PROPERTY_DEFINITIONS(SVGFETurbulenceElement, float, Number, number, Seed, seed, SVGNames::seedAttr, m_seed)
  53 ANIMATED_PROPERTY_DEFINITIONS(SVGFETurbulenceElement, long, Integer, integer, NumOctaves, numOctaves, SVGNames::numOctavesAttr, m_numOctaves)
  54 ANIMATED_PROPERTY_DEFINITIONS(SVGFETurbulenceElement, int, Enumeration, enumeration, StitchTiles, stitchTiles, SVGNames::stitchTilesAttr, m_stitchTiles)
  55 ANIMATED_PROPERTY_DEFINITIONS(SVGFETurbulenceElement, int, Enumeration, enumeration, Type, type, SVGNames::typeAttr, m_type)
  56
  57 void SVGFETurbulenceElement::parseMappedAttribute(MappedAttribute* attr)
  58 {
  59     const String& value = attr->value();
  60     if (attr->name() == SVGNames::typeAttr) {
  61         if (value == "fractalNoise")
  62             setTypeBaseValue(SVG_TURBULENCE_TYPE_FRACTALNOISE);
  63         else if (value == "turbulence")
  64             setTypeBaseValue(SVG_TURBULENCE_TYPE_TURBULENCE);
  65     } else if (attr->name() == SVGNames::stitchTilesAttr) {
  66         if (value == "stitch")
  67             setStitchTilesBaseValue(SVG_STITCHTYPE_STITCH);
  68         else if (value == "nostitch")
  69             setStitchTilesBaseValue(SVG_STITCHTYPE_NOSTITCH);
  70     } else if (attr->name() == SVGNames::baseFrequencyAttr) {
  71         float x, y;
  72         if (parseNumberOptionalNumber(value, x, y)) {
  73             setBaseFrequencyXBaseValue(x);
  74             setBaseFrequencyYBaseValue(y);
  75         }
  76     } else if (attr->name() == SVGNames::seedAttr)
  77         setSeedBaseValue(value.toFloat());
  78     else if (attr->name() == SVGNames::numOctavesAttr)
  79         setNumOctavesBaseValue(value.toUIntStrict());
  80     else
  81         SVGFilterPrimitiveStandardAttributes::parseMappedAttribute(attr);
  82 }
  83
  84 SVGFETurbulence* SVGFETurbulenceElement::filterEffect(SVGResourceFilter* filter) const
  85 {
  86
  87     if (!m_filterEffect)
  88         m_filterEffect = new SVGFETurbulence(filter);
  89
  90     m_filterEffect->setType((SVGTurbulanceType) type());
  91     m_filterEffect->setBaseFrequencyX(baseFrequencyX());
  92     m_filterEffect->setBaseFrequencyY(baseFrequencyY());
  93     m_filterEffect->setNumOctaves(numOctaves());
  94     m_filterEffect->setSeed(seed());
  95     m_filterEffect->setStitchTiles(stitchTiles() == SVG_STITCHTYPE_STITCH);
  96
  97     setStandardAttributes(m_filterEffect);
  98     return m_filterEffect;
  99 }
 100
 101 }
 102
 103 #endif // ENABLE(SVG)
 104
 105 // vim:ts=4:noet