external/webkit r30707

1 files changed, 147 insertions, 0 deletions

diff --git a/WebCore/svg/SVGImageElement.cpp b/WebCore/svg/SVGImageElement.cpp
new file mode 100644
index 0000000..c17d978
--- /dev/null
+++ b/WebCore/svg/SVGImageElement.cpp
@@ -0,0 +1,147 @@
+/*
+    Copyright (C) 2004, 2005, 2006, 2008 Nikolas Zimmermann <zimmermann@kde.org>
+                  2004, 2005, 2006, 2007 Rob Buis <buis@kde.org>
+                  2006 Alexander Kellett <lypanov@kde.org>
+
+    This file is part of the KDE project
+
+    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 "SVGImageElement.h"
+
+#include "CSSPropertyNames.h"
+#include "RenderSVGImage.h"
+#include "SVGDocument.h"
+#include "SVGLength.h"
+#include "SVGNames.h"
+#include "SVGPreserveAspectRatio.h"
+#include "SVGSVGElement.h"
+#include "XLinkNames.h"
+
+namespace WebCore {
+
+SVGImageElement::SVGImageElement(const QualifiedName& tagName, Document* doc)
+    : SVGStyledTransformableElement(tagName, doc)
+    , SVGTests()
+    , SVGLangSpace()
+    , SVGExternalResourcesRequired()
+    , SVGURIReference()
+    , m_x(this, LengthModeWidth)
+    , m_y(this, LengthModeHeight)
+    , m_width(this, LengthModeWidth)
+    , m_height(this, LengthModeHeight)
+    , m_preserveAspectRatio(SVGPreserveAspectRatio::create())
+    , m_imageLoader(this)
+{
+}
+
+SVGImageElement::~SVGImageElement()
+{
+}
+
+ANIMATED_PROPERTY_DEFINITIONS(SVGImageElement, SVGLength, Length, length, X, x, SVGNames::xAttr, m_x)
+ANIMATED_PROPERTY_DEFINITIONS(SVGImageElement, SVGLength, Length, length, Y, y, SVGNames::yAttr, m_y)
+ANIMATED_PROPERTY_DEFINITIONS(SVGImageElement, SVGLength, Length, length, Width, width, SVGNames::widthAttr, m_width)
+ANIMATED_PROPERTY_DEFINITIONS(SVGImageElement, SVGLength, Length, length, Height, height, SVGNames::heightAttr, m_height)
+ANIMATED_PROPERTY_DEFINITIONS(SVGImageElement, SVGPreserveAspectRatio*, PreserveAspectRatio, preserveAspectRatio, PreserveAspectRatio, preserveAspectRatio, SVGNames::preserveAspectRatioAttr, m_preserveAspectRatio.get())
+
+void SVGImageElement::parseMappedAttribute(MappedAttribute *attr)
+{
+    if (attr->name() == SVGNames::xAttr)
+        setXBaseValue(SVGLength(this, LengthModeWidth, attr->value()));
+    else if (attr->name() == SVGNames::yAttr)
+        setYBaseValue(SVGLength(this, LengthModeHeight, attr->value()));
+    else if (attr->name() == SVGNames::preserveAspectRatioAttr) {
+        const UChar* c = attr->value().characters();
+        const UChar* end = c + attr->value().length();
+        preserveAspectRatioBaseValue()->parsePreserveAspectRatio(c, end);
+    } else if (attr->name() == SVGNames::widthAttr) {
+        setWidthBaseValue(SVGLength(this, LengthModeWidth, attr->value()));
+        addCSSProperty(attr, CSS_PROP_WIDTH, attr->value());
+        if (width().value() < 0.0)
+            document()->accessSVGExtensions()->reportError("A negative value for image attribute <width> is not allowed");
+    } else if (attr->name() == SVGNames::heightAttr) {
+        setHeightBaseValue(SVGLength(this, LengthModeHeight, attr->value()));
+        addCSSProperty(attr, CSS_PROP_HEIGHT, attr->value());
+        if (height().value() < 0.0)
+            document()->accessSVGExtensions()->reportError("A negative value for image attribute <height> is not allowed");
+    } else {
+        if (SVGTests::parseMappedAttribute(attr))
+            return;
+        if (SVGLangSpace::parseMappedAttribute(attr))
+            return;
+        if (SVGExternalResourcesRequired::parseMappedAttribute(attr))
+            return;
+        if (SVGURIReference::parseMappedAttribute(attr))
+            return;
+        SVGStyledTransformableElement::parseMappedAttribute(attr);
+    }
+}
+
+void SVGImageElement::svgAttributeChanged(const QualifiedName& attrName)
+{
+    SVGStyledTransformableElement::svgAttributeChanged(attrName);
+
+    if (!renderer())
+        return;
+
+    bool isURIAttribute = SVGURIReference::isKnownAttribute(attrName);
+
+    if (attrName == SVGNames::xAttr || attrName == SVGNames::yAttr ||
+        attrName == SVGNames::widthAttr || attrName == SVGNames::heightAttr ||
+        SVGTests::isKnownAttribute(attrName) ||
+        SVGLangSpace::isKnownAttribute(attrName) ||
+        SVGExternalResourcesRequired::isKnownAttribute(attrName) ||
+        isURIAttribute ||
+        SVGStyledTransformableElement::isKnownAttribute(attrName)) {
+        renderer()->setNeedsLayout(true);
+
+        if (isURIAttribute)
+            m_imageLoader.updateFromElement();
+    }
+}
+
+bool SVGImageElement::hasRelativeValues() const
+{
+    return (x().isRelative() || width().isRelative() ||
+            y().isRelative() || height().isRelative());
+}
+
+RenderObject* SVGImageElement::createRenderer(RenderArena* arena, RenderStyle* style)
+{
+    return new (arena) RenderSVGImage(this);
+}
+
+bool SVGImageElement::haveLoadedRequiredResources()
+{
+    return (!externalResourcesRequiredBaseValue() || m_imageLoader.imageComplete());
+}
+
+void SVGImageElement::attach()
+{
+    SVGStyledTransformableElement::attach();
+    m_imageLoader.updateFromElement();
+    if (RenderSVGImage* imageObj = static_cast<RenderSVGImage*>(renderer()))
+        imageObj->setCachedImage(m_imageLoader.image());
+}
+
+}
+
+#endif // ENABLE(SVG)