Merge WebKit at r75315: Initial merge by git.

Change-Id: I570314b346ce101c935ed22a626b48c2af266b84

1 files changed, 156 insertions, 0 deletions

diff --git a/Source/WebCore/svg/SVGCircleElement.cpp b/Source/WebCore/svg/SVGCircleElement.cpp
new file mode 100644
index 0000000..0ac4600
--- /dev/null
+++ b/Source/WebCore/svg/SVGCircleElement.cpp
@@ -0,0 +1,156 @@
+/*
+ * Copyright (C) 2004, 2005, 2006, 2008 Nikolas Zimmermann <zimmermann@kde.org>
+ * Copyright (C) 2004, 2005, 2006, 2007 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 "SVGCircleElement.h"
+
+#include "Attribute.h"
+#include "FloatPoint.h"
+#include "RenderSVGPath.h"
+#include "RenderSVGResource.h"
+#include "SVGLength.h"
+#include "SVGNames.h"
+
+namespace WebCore {
+
+// Animated property definitions
+DEFINE_ANIMATED_LENGTH(SVGCircleElement, SVGNames::cxAttr, Cx, cx)
+DEFINE_ANIMATED_LENGTH(SVGCircleElement, SVGNames::cyAttr, Cy, cy)
+DEFINE_ANIMATED_LENGTH(SVGCircleElement, SVGNames::rAttr, R, r)
+DEFINE_ANIMATED_BOOLEAN(SVGCircleElement, SVGNames::externalResourcesRequiredAttr, ExternalResourcesRequired, externalResourcesRequired)
+
+inline SVGCircleElement::SVGCircleElement(const QualifiedName& tagName, Document* document)
+    : SVGStyledTransformableElement(tagName, document)
+    , m_cx(LengthModeWidth)
+    , m_cy(LengthModeHeight)
+    , m_r(LengthModeOther)
+{
+}
+
+PassRefPtr<SVGCircleElement> SVGCircleElement::create(const QualifiedName& tagName, Document* document)
+{
+    return adoptRef(new SVGCircleElement(tagName, document));
+}
+
+void SVGCircleElement::parseMappedAttribute(Attribute* attr)
+{
+    if (attr->name() == SVGNames::cxAttr)
+        setCxBaseValue(SVGLength(LengthModeWidth, attr->value()));       
+    else if (attr->name() == SVGNames::cyAttr)
+        setCyBaseValue(SVGLength(LengthModeHeight, attr->value()));
+    else if (attr->name() == SVGNames::rAttr) {
+        setRBaseValue(SVGLength(LengthModeOther, attr->value()));
+        if (rBaseValue().value(this) < 0.0)
+            document()->accessSVGExtensions()->reportError("A negative value for circle <r> is not allowed");
+    } else {
+        if (SVGTests::parseMappedAttribute(attr))
+            return;
+        if (SVGLangSpace::parseMappedAttribute(attr))
+            return;
+        if (SVGExternalResourcesRequired::parseMappedAttribute(attr))
+            return;
+        SVGStyledTransformableElement::parseMappedAttribute(attr);
+    }
+}
+
+void SVGCircleElement::svgAttributeChanged(const QualifiedName& attrName)
+{
+    SVGStyledTransformableElement::svgAttributeChanged(attrName);
+
+    bool isLengthAttribute = attrName == SVGNames::cxAttr
+                          || attrName == SVGNames::cyAttr
+                          || attrName == SVGNames::rAttr;
+
+    if (isLengthAttribute)
+        updateRelativeLengthsInformation();
+
+    if (SVGTests::handleAttributeChange(this, attrName))
+        return;
+
+    RenderSVGPath* renderer = static_cast<RenderSVGPath*>(this->renderer());
+    if (!renderer)
+        return;
+
+    if (SVGStyledTransformableElement::isKnownAttribute(attrName)) {
+        renderer->setNeedsTransformUpdate();
+        RenderSVGResource::markForLayoutAndParentResourceInvalidation(renderer);
+        return;
+    }
+
+    if (isLengthAttribute) {
+        renderer->setNeedsPathUpdate();
+        RenderSVGResource::markForLayoutAndParentResourceInvalidation(renderer);
+        return;
+    }
+
+    if (SVGLangSpace::isKnownAttribute(attrName)
+        || SVGExternalResourcesRequired::isKnownAttribute(attrName))
+        RenderSVGResource::markForLayoutAndParentResourceInvalidation(renderer);
+}
+
+void SVGCircleElement::synchronizeProperty(const QualifiedName& attrName)
+{
+    SVGStyledTransformableElement::synchronizeProperty(attrName);
+
+    if (attrName == anyQName()) {
+        synchronizeCx();
+        synchronizeCy();
+        synchronizeR();
+        synchronizeExternalResourcesRequired();
+        SVGTests::synchronizeProperties(this, attrName);
+        return;
+    }
+
+    if (attrName == SVGNames::cxAttr)
+        synchronizeCx();
+    else if (attrName == SVGNames::cyAttr)
+        synchronizeCy();
+    else if (attrName == SVGNames::rAttr)
+        synchronizeR();
+    else if (SVGExternalResourcesRequired::isKnownAttribute(attrName))
+        synchronizeExternalResourcesRequired();
+    else if (SVGTests::isKnownAttribute(attrName))
+        SVGTests::synchronizeProperties(this, attrName);
+}
+
+void SVGCircleElement::toPathData(Path& path) const
+{
+    ASSERT(path.isEmpty());
+
+    float radius = r().value(this);
+
+    if (radius <= 0)
+        return;
+
+    path.addEllipse(FloatRect(cx().value(this) - radius, cy().value(this) - radius, radius * 2, radius * 2));
+}
+
+bool SVGCircleElement::selfHasRelativeLengths() const
+{
+    return cx().isRelative()
+        || cy().isRelative()
+        || r().isRelative();
+}
+ 
+}
+
+#endif // ENABLE(SVG)