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/*
Copyright (C) 2004, 2005, 2006, 2007, 2008 Nikolas Zimmermann <zimmermann@kde.org>
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 "SVGMarkerElement.h"
#include "PlatformString.h"
#include "RenderSVGViewportContainer.h"
#include "SVGAngle.h"
#include "SVGFitToViewBox.h"
#include "SVGLength.h"
#include "SVGNames.h"
#include "SVGPreserveAspectRatio.h"
#include "SVGSVGElement.h"
namespace WebCore {
SVGMarkerElement::SVGMarkerElement(const QualifiedName& tagName, Document* doc)
: SVGStyledElement(tagName, doc)
, SVGLangSpace()
, SVGExternalResourcesRequired()
, SVGFitToViewBox()
, m_refX(this, LengthModeWidth)
, m_refY(this, LengthModeHeight)
, m_markerWidth(this, LengthModeWidth)
, m_markerHeight(this, LengthModeHeight)
, m_markerUnits(SVG_MARKERUNITS_STROKEWIDTH)
, m_orientType(0)
, m_orientAngle(SVGAngle::create())
{
// Spec: If the attribute is not specified, the effect is as if a value of "3" were specified.
setMarkerWidthBaseValue(SVGLength(this, LengthModeWidth, "3"));
setMarkerHeightBaseValue(SVGLength(this, LengthModeHeight, "3"));
}
SVGMarkerElement::~SVGMarkerElement()
{
}
ANIMATED_PROPERTY_DEFINITIONS(SVGMarkerElement, SVGLength, Length, length, RefX, refX, SVGNames::refXAttr, m_refX)
ANIMATED_PROPERTY_DEFINITIONS(SVGMarkerElement, SVGLength, Length, length, RefY, refY, SVGNames::refYAttr, m_refY)
ANIMATED_PROPERTY_DEFINITIONS(SVGMarkerElement, int, Enumeration, enumeration, MarkerUnits, markerUnits, SVGNames::markerUnitsAttr, m_markerUnits)
ANIMATED_PROPERTY_DEFINITIONS(SVGMarkerElement, SVGLength, Length, length, MarkerWidth, markerWidth, SVGNames::markerWidthAttr, m_markerWidth)
ANIMATED_PROPERTY_DEFINITIONS(SVGMarkerElement, SVGLength, Length, length, MarkerHeight, markerHeight, SVGNames::markerHeightAttr, m_markerHeight)
ANIMATED_PROPERTY_DEFINITIONS_WITH_CUSTOM_IDENTIFIER(SVGMarkerElement, int, Enumeration, enumeration, OrientType, orientType, SVGNames::orientAttr, "orientType", m_orientType)
ANIMATED_PROPERTY_DEFINITIONS_WITH_CUSTOM_IDENTIFIER(SVGMarkerElement, SVGAngle*, Angle, angle, OrientAngle, orientAngle, SVGNames::orientAttr, "orientAngle", m_orientAngle.get())
void SVGMarkerElement::parseMappedAttribute(MappedAttribute* attr)
{
if (attr->name() == SVGNames::markerUnitsAttr) {
if (attr->value() == "userSpaceOnUse")
setMarkerUnitsBaseValue(SVG_MARKERUNITS_USERSPACEONUSE);
} else if (attr->name() == SVGNames::refXAttr)
setRefXBaseValue(SVGLength(this, LengthModeWidth, attr->value()));
else if (attr->name() == SVGNames::refYAttr)
setRefYBaseValue(SVGLength(this, LengthModeHeight, attr->value()));
else if (attr->name() == SVGNames::markerWidthAttr)
setMarkerWidthBaseValue(SVGLength(this, LengthModeWidth, attr->value()));
else if (attr->name() == SVGNames::markerHeightAttr)
setMarkerHeightBaseValue(SVGLength(this, LengthModeHeight, attr->value()));
else if (attr->name() == SVGNames::orientAttr) {
if (attr->value() == "auto")
setOrientToAuto();
else {
RefPtr<SVGAngle> angle = SVGAngle::create();
angle->setValueAsString(attr->value());
setOrientToAngle(angle.release());
}
} else {
if (SVGLangSpace::parseMappedAttribute(attr))
return;
if (SVGExternalResourcesRequired::parseMappedAttribute(attr))
return;
if (SVGFitToViewBox::parseMappedAttribute(attr))
return;
SVGStyledElement::parseMappedAttribute(attr);
}
}
void SVGMarkerElement::svgAttributeChanged(const QualifiedName& attrName)
{
SVGStyledElement::svgAttributeChanged(attrName);
if (!m_marker)
return;
if (attrName == SVGNames::markerUnitsAttr || attrName == SVGNames::refXAttr ||
attrName == SVGNames::refYAttr || attrName == SVGNames::markerWidthAttr ||
attrName == SVGNames::markerHeightAttr || attrName == SVGNames::orientAttr ||
SVGLangSpace::isKnownAttribute(attrName) ||
SVGExternalResourcesRequired::isKnownAttribute(attrName) ||
SVGFitToViewBox::isKnownAttribute(attrName) ||
SVGStyledElement::isKnownAttribute(attrName)) {
if (renderer())
renderer()->setNeedsLayout(true);
m_marker->invalidate();
}
}
void SVGMarkerElement::childrenChanged(bool changedByParser, Node* beforeChange, Node* afterChange, int childCountDelta)
{
SVGStyledElement::childrenChanged(changedByParser, beforeChange, afterChange, childCountDelta);
if (renderer())
renderer()->setNeedsLayout(true);
if (m_marker)
m_marker->invalidate();
}
void SVGMarkerElement::setOrientToAuto()
{
setOrientTypeBaseValue(SVG_MARKER_ORIENT_AUTO);
}
void SVGMarkerElement::setOrientToAngle(PassRefPtr<SVGAngle> angle)
{
setOrientTypeBaseValue(SVG_MARKER_ORIENT_ANGLE);
setOrientAngleBaseValue(angle.get());
}
SVGResource* SVGMarkerElement::canvasResource()
{
if (!m_marker)
m_marker = SVGResourceMarker::create();
m_marker->setMarker(static_cast<RenderSVGViewportContainer*>(renderer()));
// Spec: If the attribute is not specified, the effect is as if a
// value of "0" were specified.
if (!m_orientType)
setOrientToAngle(SVGSVGElement::createSVGAngle());
if (orientType() == SVG_MARKER_ORIENT_ANGLE)
m_marker->setAngle(orientAngle()->value());
else
m_marker->setAutoAngle();
m_marker->setRef(refX().value(), refY().value());
m_marker->setUseStrokeWidth(markerUnits() == SVG_MARKERUNITS_STROKEWIDTH);
return m_marker.get();
}
RenderObject* SVGMarkerElement::createRenderer(RenderArena* arena, RenderStyle* style)
{
RenderSVGViewportContainer* markerContainer = new (arena) RenderSVGViewportContainer(this);
markerContainer->setDrawsContents(false); // Marker contents will be explicitly drawn.
return markerContainer;
}
}
#endif // ENABLE(SVG)
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