SVGPolyElement.cpp [plain text]
#include "config.h"
#if ENABLE(SVG)
#include "SVGPolyElement.h"
#include "Document.h"
#include "FloatPoint.h"
#include "SVGNames.h"
#include "SVGPointList.h"
namespace WebCore {
SVGPolyElement::SVGPolyElement(const QualifiedName& tagName, Document* doc)
: SVGStyledTransformableElement(tagName, doc)
, SVGTests()
, SVGLangSpace()
, SVGExternalResourcesRequired()
, SVGAnimatedPoints()
, SVGPolyParser()
{
m_ignoreAttributeChanges = false;
}
SVGPolyElement::~SVGPolyElement()
{
}
SVGPointList* SVGPolyElement::points() const
{
if (!m_points)
m_points = new SVGPointList(this);
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 (!parsePoints(value) && !m_ignoreAttributeChanges) {
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::svgPolyTo(double x1, double y1, int) const
{
ExceptionCode ec = 0;
points()->appendItem(FloatPoint::narrowPrecision(x1, y1), ec);
}
void SVGPolyElement::notifyAttributeChange() const
{
if (m_ignoreAttributeChanges || ownerDocument()->parsing())
return;
m_ignoreAttributeChanges = true;
rebuildRenderer();
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());
}
RefPtr<Attr> attr = const_cast<SVGPolyElement*>(this)->getAttributeNode(SVGNames::pointsAttr.localName());
if (attr) {
ExceptionCode ec = 0;
attr->setValue(_points, ec);
}
m_ignoreAttributeChanges = false;
SVGStyledElement::notifyAttributeChange();
}
}
#endif // ENABLE(SVG)