diff -r 000000000000 -r 4f2f89ce4247 WebCore/svg/SVGStyledTransformableElement.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/WebCore/svg/SVGStyledTransformableElement.cpp	Fri Sep 17 09:02:29 2010 +0300
@@ -0,0 +1,125 @@
+/*
+    Copyright (C) 2004, 2005, 2008 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)
+#include "SVGStyledTransformableElement.h"
+
+#include "AffineTransform.h"
+#include "Attr.h"
+#include "RenderPath.h"
+#include "SVGDocument.h"
+#include "SVGStyledElement.h"
+#include "SVGTransformList.h"
+
+namespace WebCore {
+
+SVGStyledTransformableElement::SVGStyledTransformableElement(const QualifiedName& tagName, Document* doc)
+    : SVGStyledLocatableElement(tagName, doc)
+    , SVGTransformable()
+    , m_transform(SVGTransformList::create(SVGNames::transformAttr))
+{
+}
+
+SVGStyledTransformableElement::~SVGStyledTransformableElement()
+{
+}
+
+AffineTransform SVGStyledTransformableElement::getCTM() const
+{
+    return SVGLocatable::computeCTM(this, SVGLocatable::NearestViewportScope);
+}
+
+AffineTransform SVGStyledTransformableElement::getScreenCTM() const
+{
+    return SVGLocatable::computeCTM(this, SVGLocatable::ScreenScope);
+}
+
+AffineTransform SVGStyledTransformableElement::animatedLocalTransform() const
+{
+    return m_supplementalTransform ? transform()->concatenate().matrix() * *m_supplementalTransform : transform()->concatenate().matrix();
+}
+    
+AffineTransform* SVGStyledTransformableElement::supplementalTransform()
+{
+    if (!m_supplementalTransform)
+        m_supplementalTransform.set(new AffineTransform());
+    return m_supplementalTransform.get();
+}
+
+void SVGStyledTransformableElement::parseMappedAttribute(Attribute* attr)
+{
+    if (SVGTransformable::isKnownAttribute(attr->name())) {
+        SVGTransformList* localTransforms = transformBaseValue();
+        if (!SVGTransformable::parseTransformAttribute(localTransforms, attr->value())) {
+            ExceptionCode ec = 0;
+            localTransforms->clear(ec);
+        }
+    } else 
+        SVGStyledLocatableElement::parseMappedAttribute(attr);
+}
+
+void SVGStyledTransformableElement::synchronizeProperty(const QualifiedName& attrName)
+{
+    SVGStyledLocatableElement::synchronizeProperty(attrName);
+
+    if (attrName == anyQName() || SVGTransformable::isKnownAttribute(attrName))
+        synchronizeTransform();
+}
+
+bool SVGStyledTransformableElement::isKnownAttribute(const QualifiedName& attrName)
+{
+    return SVGTransformable::isKnownAttribute(attrName) ||
+           SVGStyledLocatableElement::isKnownAttribute(attrName);
+}
+
+SVGElement* SVGStyledTransformableElement::nearestViewportElement() const
+{
+    return SVGTransformable::nearestViewportElement(this);
+}
+
+SVGElement* SVGStyledTransformableElement::farthestViewportElement() const
+{
+    return SVGTransformable::farthestViewportElement(this);
+}
+
+FloatRect SVGStyledTransformableElement::getBBox() const
+{
+    return SVGTransformable::getBBox(this);
+}
+
+RenderObject* SVGStyledTransformableElement::createRenderer(RenderArena* arena, RenderStyle*)
+{
+    // By default, any subclass is expected to do path-based drawing
+    return new (arena) RenderPath(this);
+}
+
+Path SVGStyledTransformableElement::toClipPath() const
+{
+    Path pathData = toPathData();
+    // FIXME: How do we know the element has done a layout?
+    pathData.transform(animatedLocalTransform());
+    return pathData;
+}
+
+}
+
+#endif // ENABLE(SVG)