97 lines
3.1 KiB
C++
97 lines
3.1 KiB
C++
/*
|
|
* Copyright (C) 2004, 2005, 2007 Nikolas Zimmermann <zimmermann@kde.org>
|
|
* Copyright (C) 2004, 2005, 2006 Rob Buis <buis@kde.org>
|
|
* Copyright (C) 2008-2018 Apple Inc. All rights reserved.
|
|
* Copyright (C) 2011 Torch Mobile (Beijing) Co. Ltd. All rights reserved.
|
|
*
|
|
* 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"
|
|
#include "SVGAltGlyphElement.h"
|
|
|
|
#include "RenderInline.h"
|
|
#include "RenderSVGTSpan.h"
|
|
#include "SVGAltGlyphDefElement.h"
|
|
#include "SVGGlyphElement.h"
|
|
#include "SVGNames.h"
|
|
#include "XLinkNames.h"
|
|
#include <wtf/IsoMallocInlines.h>
|
|
|
|
namespace WebCore {
|
|
|
|
WTF_MAKE_ISO_ALLOCATED_IMPL(SVGAltGlyphElement);
|
|
|
|
inline SVGAltGlyphElement::SVGAltGlyphElement(const QualifiedName& tagName, Document& document)
|
|
: SVGTextPositioningElement(tagName, document)
|
|
, SVGURIReference(this)
|
|
{
|
|
ASSERT(hasTagName(SVGNames::altGlyphTag));
|
|
}
|
|
|
|
Ref<SVGAltGlyphElement> SVGAltGlyphElement::create(const QualifiedName& tagName, Document& document)
|
|
{
|
|
return adoptRef(*new SVGAltGlyphElement(tagName, document));
|
|
}
|
|
|
|
ExceptionOr<void> SVGAltGlyphElement::setGlyphRef(const AtomString&)
|
|
{
|
|
return Exception { NoModificationAllowedError };
|
|
}
|
|
|
|
const AtomString& SVGAltGlyphElement::glyphRef() const
|
|
{
|
|
return attributeWithoutSynchronization(SVGNames::glyphRefAttr);
|
|
}
|
|
|
|
ExceptionOr<void> SVGAltGlyphElement::setFormat(const AtomString&)
|
|
{
|
|
return Exception { NoModificationAllowedError };
|
|
}
|
|
|
|
const AtomString& SVGAltGlyphElement::format() const
|
|
{
|
|
return attributeWithoutSynchronization(SVGNames::formatAttr);
|
|
}
|
|
|
|
bool SVGAltGlyphElement::childShouldCreateRenderer(const Node& child) const
|
|
{
|
|
return child.isTextNode();
|
|
}
|
|
|
|
RenderPtr<RenderElement> SVGAltGlyphElement::createElementRenderer(RenderStyle&& style, const RenderTreePosition&)
|
|
{
|
|
return createRenderer<RenderSVGTSpan>(*this, WTFMove(style));
|
|
}
|
|
|
|
bool SVGAltGlyphElement::hasValidGlyphElements(Vector<String>& glyphNames) const
|
|
{
|
|
// No need to support altGlyph referencing another node inside a shadow tree.
|
|
auto target = targetElementFromIRIString(getAttribute(SVGNames::hrefAttr, XLinkNames::hrefAttr), document());
|
|
|
|
if (is<SVGGlyphElement>(target.element)) {
|
|
glyphNames.append(target.identifier);
|
|
return true;
|
|
}
|
|
|
|
if (!is<SVGAltGlyphDefElement>(target.element))
|
|
return false;
|
|
|
|
return downcast<SVGAltGlyphDefElement>(*target.element).hasValidGlyphElements(glyphNames);
|
|
}
|
|
|
|
}
|