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/*
Copyright (C) 2004, 2005, 2007, 2008 Nikolas Zimmermann <zimmermann@kde.org>
2004, 2005, 2006, 2008 Rob Buis <buis@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 "SVGTextElement.h"
#include "FloatRect.h"
#include "MappedAttribute.h"
#include "RenderSVGText.h"
#include "SVGLengthList.h"
#include "SVGRenderStyle.h"
#include "SVGTSpanElement.h"
#include "SVGTransformList.h"
#include "TransformationMatrix.h"
namespace WebCore {
SVGTextElement::SVGTextElement(const QualifiedName& tagName, Document* doc)
: SVGTextPositioningElement(tagName, doc)
, SVGTransformable()
, m_transform(this, SVGNames::transformAttr, SVGTransformList::create(SVGNames::transformAttr))
{
}
SVGTextElement::~SVGTextElement()
{
}
void SVGTextElement::parseMappedAttribute(MappedAttribute* attr)
{
if (attr->name() == SVGNames::transformAttr) {
SVGTransformList* localTransforms = transformBaseValue();
ExceptionCode ec = 0;
localTransforms->clear(ec);
if (!SVGTransformable::parseTransformAttribute(localTransforms, attr->value()))
localTransforms->clear(ec);
else {
setTransformBaseValue(localTransforms);
if (renderer())
renderer()->setNeedsLayout(true); // should be in setTransformBaseValue
}
} else
SVGTextPositioningElement::parseMappedAttribute(attr);
}
SVGElement* SVGTextElement::nearestViewportElement() const
{
return SVGTransformable::nearestViewportElement(this);
}
SVGElement* SVGTextElement::farthestViewportElement() const
{
return SVGTransformable::farthestViewportElement(this);
}
FloatRect SVGTextElement::getBBox() const
{
return SVGTransformable::getBBox(this);
}
TransformationMatrix SVGTextElement::getScreenCTM() const
{
return SVGTransformable::getScreenCTM(this);
}
TransformationMatrix SVGTextElement::getCTM() const
{
return SVGTransformable::getCTM(this);
}
TransformationMatrix SVGTextElement::animatedLocalTransform() const
{
return m_supplementalTransform ? transform()->concatenate().matrix() * *m_supplementalTransform : transform()->concatenate().matrix();
}
TransformationMatrix* SVGTextElement::supplementalTransform()
{
if (!m_supplementalTransform)
m_supplementalTransform.set(new TransformationMatrix());
return m_supplementalTransform.get();
}
RenderObject* SVGTextElement::createRenderer(RenderArena* arena, RenderStyle*)
{
return new (arena) RenderSVGText(this);
}
bool SVGTextElement::childShouldCreateRenderer(Node* child) const
{
if (child->isTextNode()
#if ENABLE(SVG_FONTS)
|| child->hasTagName(SVGNames::altGlyphTag)
#endif
|| child->hasTagName(SVGNames::tspanTag) || child->hasTagName(SVGNames::trefTag) || child->hasTagName(SVGNames::aTag) || child->hasTagName(SVGNames::textPathTag))
return true;
return false;
}
void SVGTextElement::svgAttributeChanged(const QualifiedName& attrName)
{
SVGTextPositioningElement::svgAttributeChanged(attrName);
if (!renderer())
return;
if (SVGTextPositioningElement::isKnownAttribute(attrName))
renderer()->setNeedsLayout(true);
}
}
#endif // ENABLE(SVG)
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