SVGClipPathElement.cpp [plain text]
#include "config.h"
#if ENABLE(SVG)
#include "SVGClipPathElement.h"
#include "CSSStyleSelector.h"
#include "Document.h"
#include "MappedAttribute.h"
#include "RenderSVGResourceClipper.h"
#include "SVGNames.h"
#include "SVGTransformList.h"
#include "SVGUnitTypes.h"
namespace WebCore {
SVGClipPathElement::SVGClipPathElement(const QualifiedName& tagName, Document* doc)
: SVGStyledTransformableElement(tagName, doc)
, SVGTests()
, SVGLangSpace()
, SVGExternalResourcesRequired()
, m_clipPathUnits(SVGUnitTypes::SVG_UNIT_TYPE_USERSPACEONUSE)
{
}
SVGClipPathElement::~SVGClipPathElement()
{
}
void SVGClipPathElement::parseMappedAttribute(MappedAttribute* attr)
{
if (attr->name() == SVGNames::clipPathUnitsAttr) {
if (attr->value() == "userSpaceOnUse")
setClipPathUnitsBaseValue(SVGUnitTypes::SVG_UNIT_TYPE_USERSPACEONUSE);
else if (attr->value() == "objectBoundingBox")
setClipPathUnitsBaseValue(SVGUnitTypes::SVG_UNIT_TYPE_OBJECTBOUNDINGBOX);
} else {
if (SVGTests::parseMappedAttribute(attr))
return;
if (SVGLangSpace::parseMappedAttribute(attr))
return;
if (SVGExternalResourcesRequired::parseMappedAttribute(attr))
return;
SVGStyledTransformableElement::parseMappedAttribute(attr);
}
}
void SVGClipPathElement::svgAttributeChanged(const QualifiedName& attrName)
{
SVGStyledTransformableElement::svgAttributeChanged(attrName);
if (attrName == SVGNames::clipPathUnitsAttr ||
SVGTests::isKnownAttribute(attrName) ||
SVGLangSpace::isKnownAttribute(attrName) ||
SVGExternalResourcesRequired::isKnownAttribute(attrName) ||
SVGStyledTransformableElement::isKnownAttribute(attrName))
invalidateResourceClients();
}
void SVGClipPathElement::synchronizeProperty(const QualifiedName& attrName)
{
SVGStyledTransformableElement::synchronizeProperty(attrName);
if (attrName == anyQName()) {
synchronizeClipPathUnits();
synchronizeExternalResourcesRequired();
return;
}
if (attrName == SVGNames::clipPathUnitsAttr)
synchronizeClipPathUnits();
else if (SVGExternalResourcesRequired::isKnownAttribute(attrName))
synchronizeExternalResourcesRequired();
}
void SVGClipPathElement::childrenChanged(bool changedByParser, Node* beforeChange, Node* afterChange, int childCountDelta)
{
SVGStyledTransformableElement::childrenChanged(changedByParser, beforeChange, afterChange, childCountDelta);
if (!changedByParser)
invalidateResourceClients();
}
RenderObject* SVGClipPathElement::createRenderer(RenderArena* arena, RenderStyle*)
{
return new (arena) RenderSVGResourceClipper(this);
}
}
#endif // ENABLE(SVG)