WebCore/svg/SVGFETurbulenceElement.cpp
changeset 0 4f2f89ce4247
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/WebCore/svg/SVGFETurbulenceElement.cpp	Fri Sep 17 09:02:29 2010 +0300
@@ -0,0 +1,108 @@
+/*
+    Copyright (C) 2004, 2005, 2007 Nikolas Zimmermann <zimmermann@kde.org>
+                  2004, 2005, 2006 Rob Buis <buis@kde.org>
+
+    This library is free software; you can redistribute it and/or
+    modify it under the terms of the GNU Library General Public
+    License as published by the Free Software Foundation; either
+    version 2 of the License, or (at your option) any later version.
+
+    This library is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+    Library General Public License for more details.
+
+    You should have received a copy of the GNU Library General Public License
+    along with this library; see the file COPYING.LIB.  If not, write to
+    the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+    Boston, MA 02110-1301, USA.
+*/
+
+#include "config.h"
+
+#if ENABLE(SVG) && ENABLE(FILTERS)
+#include "SVGFETurbulenceElement.h"
+
+#include "Attribute.h"
+#include "SVGParserUtilities.h"
+
+namespace WebCore {
+
+char SVGBaseFrequencyXIdentifier[] = "SVGBaseFrequencyX";
+char SVGBaseFrequencyYIdentifier[] = "SVGBaseFrequencyY";
+
+SVGFETurbulenceElement::SVGFETurbulenceElement(const QualifiedName& tagName, Document* doc)
+    : SVGFilterPrimitiveStandardAttributes(tagName, doc)
+    , m_numOctaves(1)
+    , m_stitchTiles(SVG_STITCHTYPE_NOSTITCH)
+    , m_type(FETURBULENCE_TYPE_TURBULENCE)
+{
+}
+
+SVGFETurbulenceElement::~SVGFETurbulenceElement()
+{
+}
+
+void SVGFETurbulenceElement::parseMappedAttribute(Attribute* attr)
+{
+    const String& value = attr->value();
+    if (attr->name() == SVGNames::typeAttr) {
+        if (value == "fractalNoise")
+            setTypeBaseValue(FETURBULENCE_TYPE_FRACTALNOISE);
+        else if (value == "turbulence")
+            setTypeBaseValue(FETURBULENCE_TYPE_TURBULENCE);
+    } else if (attr->name() == SVGNames::stitchTilesAttr) {
+        if (value == "stitch")
+            setStitchTilesBaseValue(SVG_STITCHTYPE_STITCH);
+        else if (value == "nostitch")
+            setStitchTilesBaseValue(SVG_STITCHTYPE_NOSTITCH);
+    } else if (attr->name() == SVGNames::baseFrequencyAttr) {
+        float x, y;
+        if (parseNumberOptionalNumber(value, x, y)) {
+            setBaseFrequencyXBaseValue(x);
+            setBaseFrequencyYBaseValue(y);
+        }
+    } else if (attr->name() == SVGNames::seedAttr)
+        setSeedBaseValue(value.toFloat());
+    else if (attr->name() == SVGNames::numOctavesAttr)
+        setNumOctavesBaseValue(value.toUIntStrict());
+    else
+        SVGFilterPrimitiveStandardAttributes::parseMappedAttribute(attr);
+}
+
+void SVGFETurbulenceElement::synchronizeProperty(const QualifiedName& attrName)
+{
+    SVGFilterPrimitiveStandardAttributes::synchronizeProperty(attrName);
+
+    if (attrName == anyQName()) {
+        synchronizeType();
+        synchronizeStitchTiles();
+        synchronizeBaseFrequencyX();
+        synchronizeBaseFrequencyY();
+        synchronizeSeed();
+        synchronizeNumOctaves();
+        return;
+    }
+
+    if (attrName == SVGNames::typeAttr)
+        synchronizeType();
+    else if (attrName == SVGNames::stitchTilesAttr)
+        synchronizeStitchTiles();
+    else if (attrName == SVGNames::baseFrequencyAttr) {
+        synchronizeBaseFrequencyX();
+        synchronizeBaseFrequencyY();
+    } else if (attrName == SVGNames::seedAttr)
+        synchronizeSeed();
+    else if (attrName == SVGNames::numOctavesAttr)
+        synchronizeNumOctaves();
+}
+
+PassRefPtr<FilterEffect> SVGFETurbulenceElement::build(SVGFilterBuilder*)
+{
+    return FETurbulence::create(static_cast<TurbulanceType>(type()), baseFrequencyX(), 
+                baseFrequencyY(), numOctaves(), seed(), stitchTiles() == SVG_STITCHTYPE_STITCH);
+}
+
+}
+
+#endif // ENABLE(SVG)