external/webkit r30707

1 files changed, 100 insertions, 0 deletions

diff --git a/WebCore/svg/SVGFEDisplacementMapElement.cpp b/WebCore/svg/SVGFEDisplacementMapElement.cpp
new file mode 100644
index 0000000..8852a65
--- /dev/null
+++ b/WebCore/svg/SVGFEDisplacementMapElement.cpp
@@ -0,0 +1,100 @@
+/*
+ Copyright (C) 2006 Oliver Hunt <oliver@nerget.com>
+ 
+ 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(SVG_FILTERS)
+#include "SVGFEDisplacementMapElement.h"
+
+#include "SVGResourceFilter.h"
+
+namespace WebCore {
+
+SVGFEDisplacementMapElement::SVGFEDisplacementMapElement(const QualifiedName& tagName, Document* doc)
+    : SVGFilterPrimitiveStandardAttributes(tagName, doc)
+    , m_xChannelSelector(SVG_CHANNEL_A)
+    , m_yChannelSelector(SVG_CHANNEL_A)
+    , m_scale(0.0f)
+    , m_filterEffect(0)
+{
+}
+
+SVGFEDisplacementMapElement::~SVGFEDisplacementMapElement()
+{
+    delete m_filterEffect;
+}
+
+ANIMATED_PROPERTY_DEFINITIONS(SVGFEDisplacementMapElement, String, String, string, In1, in1, SVGNames::inAttr, m_in1)
+ANIMATED_PROPERTY_DEFINITIONS(SVGFEDisplacementMapElement, String, String, string, In2, in2, SVGNames::in2Attr, m_in2)
+ANIMATED_PROPERTY_DEFINITIONS(SVGFEDisplacementMapElement, int, Enumeration, enumeration, XChannelSelector, xChannelSelector, SVGNames::xChannelSelectorAttr, m_xChannelSelector)
+ANIMATED_PROPERTY_DEFINITIONS(SVGFEDisplacementMapElement, int, Enumeration, enumeration, YChannelSelector, yChannelSelector, SVGNames::yChannelSelectorAttr, m_yChannelSelector)
+ANIMATED_PROPERTY_DEFINITIONS(SVGFEDisplacementMapElement, float, Number, number, Scale, scale, SVGNames::scaleAttr, m_scale)
+
+SVGChannelSelectorType SVGFEDisplacementMapElement::stringToChannel(const String& key)
+{
+    if (key == "R")
+        return SVG_CHANNEL_R;
+    else if (key == "G")
+        return SVG_CHANNEL_G;
+    else if (key == "B")
+        return SVG_CHANNEL_B;
+    else if (key == "A")
+        return SVG_CHANNEL_A;
+
+    return SVG_CHANNEL_UNKNOWN;
+}
+
+void SVGFEDisplacementMapElement::parseMappedAttribute(MappedAttribute* attr)
+{
+    const String& value = attr->value();
+    if (attr->name() == SVGNames::xChannelSelectorAttr)
+        setXChannelSelectorBaseValue(stringToChannel(value));
+    else if (attr->name() == SVGNames::yChannelSelectorAttr)
+        setYChannelSelectorBaseValue(stringToChannel(value));
+    else if (attr->name() == SVGNames::inAttr)
+        setIn1BaseValue(value);
+    else if (attr->name() == SVGNames::in2Attr)
+        setIn2BaseValue(value);
+    else if (attr->name() == SVGNames::scaleAttr)
+        setScaleBaseValue(value.toFloat());
+    else
+        SVGFilterPrimitiveStandardAttributes::parseMappedAttribute(attr);
+}
+
+SVGFEDisplacementMap* SVGFEDisplacementMapElement::filterEffect(SVGResourceFilter* filter) const
+{
+    if (!m_filterEffect)
+        m_filterEffect = new SVGFEDisplacementMap(filter);
+
+    m_filterEffect->setXChannelSelector((SVGChannelSelectorType) xChannelSelector());
+    m_filterEffect->setYChannelSelector((SVGChannelSelectorType) yChannelSelector());
+    m_filterEffect->setIn(in1());
+    m_filterEffect->setIn2(in2());
+    m_filterEffect->setScale(scale());
+
+    setStandardAttributes(m_filterEffect);
+    return m_filterEffect;
+}
+
+}
+
+#endif // ENABLE(SVG)
+
+// vim:ts=4:noet