SVGPolyElement.cpp [plain text]
#include "config.h"
#if ENABLE(SVG)
#include "SVGPolyElement.h"
#include "Document.h"
#include "FloatPoint.h"
#include "RenderPath.h"
#include "SVGNames.h"
#include "SVGParserUtilities.h"
#include "SVGPointList.h"
namespace WebCore {
SVGPolyElement::SVGPolyElement(const QualifiedName& tagName, Document* doc)
: SVGStyledTransformableElement(tagName, doc)
, SVGTests()
, SVGLangSpace()
, SVGExternalResourcesRequired()
, SVGAnimatedPoints()
, m_ignoreAttributeChanges(false)
{
}
SVGPolyElement::~SVGPolyElement()
{
}
SVGPointList* SVGPolyElement::points() const
{
if (!m_points)
m_points = new SVGPointList(SVGNames::pointsAttr);
return m_points.get();
}
SVGPointList* SVGPolyElement::animatedPoints() const
{
return 0;
}
void SVGPolyElement::parseMappedAttribute(MappedAttribute* attr)
{
const AtomicString& value = attr->value();
if (attr->name() == SVGNames::pointsAttr) {
ExceptionCode ec = 0;
points()->clear(ec);
if (!pointsListFromSVGData(points(), value)) {
points()->clear(ec);
document()->accessSVGExtensions()->reportError("Problem parsing points=\"" + value + "\"");
}
} else {
if (SVGTests::parseMappedAttribute(attr))
return;
if (SVGLangSpace::parseMappedAttribute(attr))
return;
if (SVGExternalResourcesRequired::parseMappedAttribute(attr))
return;
SVGStyledTransformableElement::parseMappedAttribute(attr);
}
}
void SVGPolyElement::svgAttributeChanged(const QualifiedName& attrName)
{
if (m_ignoreAttributeChanges)
return;
SVGStyledTransformableElement::svgAttributeChanged(attrName);
if (!renderer())
return;
if (attrName == SVGNames::pointsAttr) {
m_ignoreAttributeChanges = true;
renderer()->setNeedsLayout(true);
ExceptionCode ec = 0;
String _points;
int len = points()->numberOfItems();
for (int i = 0; i < len; ++i) {
FloatPoint p = points()->getItem(i, ec);
_points += String::format("%.6lg %.6lg ", p.x(), p.y());
}
if (RefPtr<Attr> attr = const_cast<SVGPolyElement*>(this)->getAttributeNode(SVGNames::pointsAttr.localName())) {
ExceptionCode ec = 0;
attr->setValue(_points, ec);
}
m_ignoreAttributeChanges = false;
return;
}
if (SVGTests::isKnownAttribute(attrName) ||
SVGLangSpace::isKnownAttribute(attrName) ||
SVGExternalResourcesRequired::isKnownAttribute(attrName) ||
SVGStyledTransformableElement::isKnownAttribute(attrName))
renderer()->setNeedsLayout(true);
}
}
#endif // ENABLE(SVG)