1 files changed, 149 insertions, 0 deletions
diff --git a/Source/WebCore/svg/SVGFECompositeElement.cpp b/Source/WebCore/svg/SVGFECompositeElement.cpp
new file mode 100644
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--- /dev/null
+++ b/Source/WebCore/svg/SVGFECompositeElement.cpp
@@ -0,0 +1,149 @@
+/*
+ * Copyright (C) 2004, 2005, 2007 Nikolas Zimmermann <zimmermann@kde.org>
+ * Copyright (C) 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 "SVGFECompositeElement.h"
+
+#include "Attribute.h"
+#include "FilterEffect.h"
+#include "SVGFilterBuilder.h"
+#include "SVGNames.h"
+
+namespace WebCore {
+
+// Animated property definitions
+DEFINE_ANIMATED_STRING(SVGFECompositeElement, SVGNames::inAttr, In1, in1)
+DEFINE_ANIMATED_STRING(SVGFECompositeElement, SVGNames::in2Attr, In2, in2)
+DEFINE_ANIMATED_ENUMERATION(SVGFECompositeElement, SVGNames::operatorAttr, _operator, _operator)
+DEFINE_ANIMATED_NUMBER(SVGFECompositeElement, SVGNames::k1Attr, K1, k1)
+DEFINE_ANIMATED_NUMBER(SVGFECompositeElement, SVGNames::k2Attr, K2, k2)
+DEFINE_ANIMATED_NUMBER(SVGFECompositeElement, SVGNames::k3Attr, K3, k3)
+DEFINE_ANIMATED_NUMBER(SVGFECompositeElement, SVGNames::k4Attr, K4, k4)
+
+inline SVGFECompositeElement::SVGFECompositeElement(const QualifiedName& tagName, Document* document)
+    : SVGFilterPrimitiveStandardAttributes(tagName, document)
+    , m__operator(FECOMPOSITE_OPERATOR_OVER)
+{
+}
+
+PassRefPtr<SVGFECompositeElement> SVGFECompositeElement::create(const QualifiedName& tagName, Document* document)
+{
+    return adoptRef(new SVGFECompositeElement(tagName, document));
+}
+
+void SVGFECompositeElement::parseMappedAttribute(Attribute* attr)
+{
+    const String& value = attr->value();
+    if (attr->name() == SVGNames::operatorAttr) {
+        if (value == "over")
+            set_operatorBaseValue(FECOMPOSITE_OPERATOR_OVER);
+        else if (value == "in")
+            set_operatorBaseValue(FECOMPOSITE_OPERATOR_IN);
+        else if (value == "out")
+            set_operatorBaseValue(FECOMPOSITE_OPERATOR_OUT);
+        else if (value == "atop")
+            set_operatorBaseValue(FECOMPOSITE_OPERATOR_ATOP);
+        else if (value == "xor")
+            set_operatorBaseValue(FECOMPOSITE_OPERATOR_XOR);
+        else if (value == "arithmetic")
+            set_operatorBaseValue(FECOMPOSITE_OPERATOR_ARITHMETIC);
+    } else if (attr->name() == SVGNames::inAttr)
+        setIn1BaseValue(value);
+    else if (attr->name() == SVGNames::in2Attr)
+        setIn2BaseValue(value);
+    else if (attr->name() == SVGNames::k1Attr)
+        setK1BaseValue(value.toFloat());
+    else if (attr->name() == SVGNames::k2Attr)
+        setK2BaseValue(value.toFloat());
+    else if (attr->name() == SVGNames::k3Attr)
+        setK3BaseValue(value.toFloat());
+    else if (attr->name() == SVGNames::k4Attr)
+        setK4BaseValue(value.toFloat());
+    else
+        SVGFilterPrimitiveStandardAttributes::parseMappedAttribute(attr);
+}
+
+void SVGFECompositeElement::svgAttributeChanged(const QualifiedName& attrName)
+{
+    SVGFilterPrimitiveStandardAttributes::svgAttributeChanged(attrName);
+
+    if (attrName == SVGNames::inAttr
+        || attrName == SVGNames::in2Attr
+        || attrName == SVGNames::operatorAttr
+        || attrName == SVGNames::k1Attr
+        || attrName == SVGNames::k2Attr
+        || attrName == SVGNames::k3Attr
+        || attrName == SVGNames::k4Attr)
+        invalidate();
+}
+
+void SVGFECompositeElement::synchronizeProperty(const QualifiedName& attrName)
+{
+    SVGFilterPrimitiveStandardAttributes::synchronizeProperty(attrName);
+
+    if (attrName == anyQName()) {
+        synchronize_operator();
+        synchronizeIn1();
+        synchronizeIn2();
+        synchronizeK1();
+        synchronizeK2();
+        synchronizeK3();
+        synchronizeK4();
+        return;
+    }
+
+    if (attrName == SVGNames::operatorAttr)
+        synchronize_operator();
+    else if (attrName == SVGNames::inAttr)
+        synchronizeIn1();
+    else if (attrName == SVGNames::in2Attr)
+        synchronizeIn2();
+    else if (attrName == SVGNames::k1Attr)
+        synchronizeK1();
+    else if (attrName == SVGNames::k2Attr)
+        synchronizeK2();
+    else if (attrName == SVGNames::k3Attr)
+        synchronizeK3();
+    else if (attrName == SVGNames::k4Attr)
+        synchronizeK4();
+}
+
+PassRefPtr<FilterEffect> SVGFECompositeElement::build(SVGFilterBuilder* filterBuilder, Filter* filter)
+{
+    FilterEffect* input1 = filterBuilder->getEffectById(in1());
+    FilterEffect* input2 = filterBuilder->getEffectById(in2());
+    
+    if (!input1 || !input2)
+        return 0;
+
+    RefPtr<FilterEffect> effect = FEComposite::create(filter, static_cast<CompositeOperationType>(_operator()),
+                                                          k1(), k2(), k3(), k4());
+    FilterEffectVector& inputEffects = effect->inputEffects();
+    inputEffects.reserveCapacity(2);
+    inputEffects.append(input1);
+    inputEffects.append(input2);    
+    return effect.release();
+}
+
+}
+
+#endif // ENABLE(SVG)