SVGMatrix *SVGStyledTransformableElement::getScreenCTM() const
{
SVGMatrix *ctm = SVGLocatable::getScreenCTM(this);
if(m_localMatrix)
ctm->multiply(m_localMatrix.get());
return ctm;
}
SVGMatrix *SVGPatternElement::getCTM() const
{
SVGMatrix *mat = SVGSVGElement::createSVGMatrix();
if (mat)
{
RefPtr<SVGMatrix> viewBox = viewBoxToViewTransform(width()->baseVal()->value(),
height()->baseVal()->value());
mat->multiply(viewBox.get());
}
return mat;
}
SVGMatrix *SVGSVGElement::getScreenCTM() const
{
SVGMatrix *mat = SVGStyledLocatableElement::getScreenCTM();
if(mat)
{
mat->translate(x()->baseVal()->value(), y()->baseVal()->value());
if(attributes()->getNamedItem(SVGNames::viewBoxAttr))
{
RefPtr<SVGMatrix> viewBox = viewBoxToViewTransform(width()->baseVal()->value(), height()->baseVal()->value());
mat->multiply(viewBox.get());
}
}
return mat;
}
static v8::Handle<v8::Value> multiplyCallback(const v8::Arguments& args)
{
INC_STATS("DOM.SVGMatrix.multiply");
if (args.Length() < 1)
return throwError("Not enough arguments", V8Proxy::TypeError);
RefPtr<SVGPropertyTearOff<SVGMatrix> > wrapper = V8SVGMatrix::toNative(args.Holder());
if (wrapper->role() == AnimValRole) {
V8Proxy::setDOMException(NO_MODIFICATION_ALLOWED_ERR);
return v8::Handle<v8::Value>();
}
SVGMatrix& impInstance = wrapper->propertyReference();
SVGMatrix* imp = &impInstance;
if (args.Length() > 0 && !isUndefinedOrNull(args[0]) && !V8SVGMatrix::HasInstance(args[0])) {
V8Proxy::throwTypeError();
return notHandledByInterceptor();
}
EXCEPTION_BLOCK(RefPtr<SVGPropertyTearOff<SVGMatrix> >, secondMatrix, V8SVGMatrix::HasInstance(MAYBE_MISSING_PARAMETER(args, 0, MissingIsUndefined)) ? V8SVGMatrix::toNative(v8::Handle<v8::Object>::Cast(MAYBE_MISSING_PARAMETER(args, 0, MissingIsUndefined))) : 0);
if (!secondMatrix) {
V8Proxy::setDOMException(WebCore::TYPE_MISMATCH_ERR);
return v8::Handle<v8::Value>();
}
return toV8(WTF::getPtr(SVGPropertyTearOff<SVGMatrix>::create(imp->multiply(secondMatrix->propertyReference()))));
}
