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/*
* Copyright (C) 2004, 2005, 2007, 2008 Nikolas Zimmermann <zimmermann@kde.org>
* Copyright (C) 2004, 2005, 2006, 2008 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"
#include "SVGTextElement.h"
#include "RenderSVGResource.h"
#include "RenderSVGText.h"
#include "SVGNames.h"
#include "SVGRenderStyle.h"
#include "SVGTSpanElement.h"
namespace WebCore {
inline SVGTextElement::SVGTextElement(const QualifiedName& tagName, Document& document)
: SVGTextPositioningElement(tagName, document)
{
ASSERT(hasTagName(SVGNames::textTag));
}
Ref<SVGTextElement> SVGTextElement::create(const QualifiedName& tagName, Document& document)
{
return adoptRef(*new SVGTextElement(tagName, document));
}
// We override SVGGraphics::animatedLocalTransform() so that the transform-origin
// is not taken into account.
AffineTransform SVGTextElement::animatedLocalTransform() const
{
AffineTransform matrix;
RenderStyle* style = renderer() ? &renderer()->style() : nullptr;
// if CSS property was set, use that, otherwise fallback to attribute (if set)
if (style && style->hasTransform()) {
TransformationMatrix t;
// For now, the transform-origin is not taken into account
// Also, any percentage values will not be taken into account
style->applyTransform(t, FloatRect(0, 0, 0, 0), RenderStyle::ExcludeTransformOrigin);
// Flatten any 3D transform
matrix = t.toAffineTransform();
} else
transform().concatenate(matrix);
const AffineTransform* transform = const_cast<SVGTextElement*>(this)->supplementalTransform();
if (transform)
return *transform * matrix;
return matrix;
}
RenderPtr<RenderElement> SVGTextElement::createElementRenderer(Ref<RenderStyle>&& style, const RenderTreePosition&)
{
return createRenderer<RenderSVGText>(*this, WTFMove(style));
}
bool SVGTextElement::childShouldCreateRenderer(const Node& child) const
{
if (child.isTextNode()
|| child.hasTagName(SVGNames::aTag)
#if ENABLE(SVG_FONTS)
|| child.hasTagName(SVGNames::altGlyphTag)
#endif
|| child.hasTagName(SVGNames::textPathTag)
|| child.hasTagName(SVGNames::trefTag)
|| child.hasTagName(SVGNames::tspanTag))
return true;
return false;
}
}
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