gecko/content/svg/document/src/SVGDocument.cpp
2013-06-14 15:37:27 -07:00

97 lines
2.3 KiB
C++

/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#include "mozilla/dom/SVGDocument.h"
#include "nsString.h"
#include "nsLiteralString.h"
#include "nsIDOMSVGElement.h"
#include "mozilla/dom/Element.h"
#include "nsSVGElement.h"
#include "mozilla/dom/SVGDocumentBinding.h"
using namespace mozilla::dom;
namespace mozilla {
namespace dom {
//----------------------------------------------------------------------
// Implementation
//----------------------------------------------------------------------
// nsISupports methods:
void
SVGDocument::GetDomain(nsAString& aDomain, ErrorResult& aRv)
{
SetDOMStringToNull(aDomain);
if (mDocumentURI) {
nsAutoCString domain;
nsresult rv = mDocumentURI->GetHost(domain);
if (NS_FAILED(rv)) {
aRv.Throw(rv);
return;
}
if (domain.IsEmpty()) {
return;
}
CopyUTF8toUTF16(domain, aDomain);
}
}
nsSVGElement*
SVGDocument::GetRootElement(ErrorResult& aRv)
{
Element* root = nsDocument::GetRootElement();
if (!root) {
return nullptr;
}
if (!root->IsSVG()) {
aRv.Throw(NS_NOINTERFACE);
return nullptr;
}
return static_cast<nsSVGElement*>(root);
}
nsresult
SVGDocument::Clone(nsINodeInfo *aNodeInfo, nsINode **aResult) const
{
NS_ASSERTION(aNodeInfo->NodeInfoManager() == mNodeInfoManager,
"Can't import this document into another document!");
nsRefPtr<SVGDocument> clone = new SVGDocument();
NS_ENSURE_TRUE(clone, NS_ERROR_OUT_OF_MEMORY);
nsresult rv = CloneDocHelper(clone.get());
NS_ENSURE_SUCCESS(rv, rv);
return CallQueryInterface(clone.get(), aResult);
}
JSObject*
SVGDocument::WrapNode(JSContext *aCx, JS::Handle<JSObject*> aScope)
{
return SVGDocumentBinding::Wrap(aCx, aScope, this);
}
} // namespace dom
} // namespace mozilla
////////////////////////////////////////////////////////////////////////
// Exported creation functions
nsresult
NS_NewSVGDocument(nsIDocument** aInstancePtrResult)
{
nsRefPtr<SVGDocument> doc = new SVGDocument();
nsresult rv = doc->Init();
if (NS_FAILED(rv)) {
return rv;
}
doc.forget(aInstancePtrResult);
return rv;
}