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/*
* Copyright (C) 2004, 2005, 2006, 2007, 2008 Nikolas Zimmermann <zimmermann@kde.org>
* Copyright (C) 2004, 2005, 2006 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.
*/
#ifndef SVGMarkerElement_h
#define SVGMarkerElement_h
#if ENABLE(SVG)
#include "SVGAnimatedAngle.h"
#include "SVGAnimatedBoolean.h"
#include "SVGAnimatedEnumeration.h"
#include "SVGAnimatedLength.h"
#include "SVGAnimatedPreserveAspectRatio.h"
#include "SVGAnimatedRect.h"
#include "SVGExternalResourcesRequired.h"
#include "SVGFitToViewBox.h"
#include "SVGStyledElement.h"
namespace WebCore {
enum SVGMarkerUnitsType {
SVGMarkerUnitsUnknown = 0,
SVGMarkerUnitsUserSpaceOnUse,
SVGMarkerUnitsStrokeWidth
};
enum SVGMarkerOrientType {
SVGMarkerOrientUnknown = 0,
SVGMarkerOrientAuto,
SVGMarkerOrientAngle
};
template<>
struct SVGPropertyTraits<SVGMarkerUnitsType> {
static unsigned highestEnumValue() { return SVGMarkerUnitsStrokeWidth; }
static String toString(SVGMarkerUnitsType type)
{
switch (type) {
case SVGMarkerUnitsUnknown:
return emptyString();
case SVGMarkerUnitsUserSpaceOnUse:
return "userSpaceOnUse";
case SVGMarkerUnitsStrokeWidth:
return "strokeWidth";
}
ASSERT_NOT_REACHED();
return emptyString();
}
static SVGMarkerUnitsType fromString(const String& value)
{
if (value == "userSpaceOnUse")
return SVGMarkerUnitsUserSpaceOnUse;
if (value == "strokeWidth")
return SVGMarkerUnitsStrokeWidth;
return SVGMarkerUnitsUnknown;
}
};
template<>
struct SVGPropertyTraits<SVGMarkerOrientType> {
static unsigned highestEnumValue() { return SVGMarkerOrientAngle; }
// toString is not needed, synchronizeOrientType() handles this on its own.
static SVGMarkerOrientType fromString(const String& value, SVGAngle& angle)
{
if (value == "auto")
return SVGMarkerOrientAuto;
ExceptionCode ec = 0;
angle.setValueAsString(value, ec);
if (!ec)
return SVGMarkerOrientAngle;
return SVGMarkerOrientUnknown;
}
};
class SVGMarkerElement FINAL : public SVGStyledElement,
public SVGExternalResourcesRequired,
public SVGFitToViewBox {
public:
// Forward declare enumerations in the W3C naming scheme, for IDL generation.
enum {
SVG_MARKERUNITS_UNKNOWN = SVGMarkerUnitsUnknown,
SVG_MARKERUNITS_USERSPACEONUSE = SVGMarkerUnitsUserSpaceOnUse,
SVG_MARKERUNITS_STROKEWIDTH = SVGMarkerUnitsStrokeWidth
};
enum {
SVG_MARKER_ORIENT_UNKNOWN = SVGMarkerOrientUnknown,
SVG_MARKER_ORIENT_AUTO = SVGMarkerOrientAuto,
SVG_MARKER_ORIENT_ANGLE = SVGMarkerOrientAngle
};
static PassRefPtr<SVGMarkerElement> create(const QualifiedName&, Document*);
AffineTransform viewBoxToViewTransform(float viewWidth, float viewHeight) const;
void setOrientToAuto();
void setOrientToAngle(const SVGAngle&);
static const SVGPropertyInfo* orientTypePropertyInfo();
private:
SVGMarkerElement(const QualifiedName&, Document*);
virtual bool needsPendingResourceHandling() const { return false; }
bool isSupportedAttribute(const QualifiedName&);
virtual void parseAttribute(const QualifiedName&, const AtomicString&) OVERRIDE;
virtual void svgAttributeChanged(const QualifiedName&);
virtual void childrenChanged(bool changedByParser = false, Node* beforeChange = 0, Node* afterChange = 0, int childCountDelta = 0);
virtual RenderObject* createRenderer(RenderArena*, RenderStyle*);
virtual bool rendererIsNeeded(const NodeRenderingContext&) { return true; }
virtual bool selfHasRelativeLengths() const;
void synchronizeOrientType();
static const AtomicString& orientTypeIdentifier();
static const AtomicString& orientAngleIdentifier();
BEGIN_DECLARE_ANIMATED_PROPERTIES(SVGMarkerElement)
DECLARE_ANIMATED_LENGTH(RefX, refX)
DECLARE_ANIMATED_LENGTH(RefY, refY)
DECLARE_ANIMATED_LENGTH(MarkerWidth, markerWidth)
DECLARE_ANIMATED_LENGTH(MarkerHeight, markerHeight)
DECLARE_ANIMATED_ENUMERATION(MarkerUnits, markerUnits, SVGMarkerUnitsType)
DECLARE_ANIMATED_ANGLE(OrientAngle, orientAngle)
DECLARE_ANIMATED_BOOLEAN(ExternalResourcesRequired, externalResourcesRequired)
DECLARE_ANIMATED_RECT(ViewBox, viewBox)
DECLARE_ANIMATED_PRESERVEASPECTRATIO(PreserveAspectRatio, preserveAspectRatio)
END_DECLARE_ANIMATED_PROPERTIES
public:
// Custom 'orientType' property.
static void synchronizeOrientType(SVGElement* contextElement);
static PassRefPtr<SVGAnimatedProperty> lookupOrCreateOrientTypeWrapper(SVGElement* contextElement);
SVGMarkerOrientType& orientType() const { return m_orientType.value; }
SVGMarkerOrientType& orientTypeBaseValue() const { return m_orientType.value; }
void setOrientTypeBaseValue(const SVGMarkerOrientType& type) { m_orientType.value = type; }
PassRefPtr<SVGAnimatedEnumerationPropertyTearOff<SVGMarkerOrientType> > orientTypeAnimated();
private:
mutable SVGSynchronizableAnimatedProperty<SVGMarkerOrientType> m_orientType;
};
inline SVGMarkerElement* toSVGMarkerElement(Node* node)
{
ASSERT_WITH_SECURITY_IMPLICATION(!node || node->hasTagName(SVGNames::markerTag));
return static_cast<SVGMarkerElement*>(node);
}
}
#endif
#endif
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