import FIREFOX_52_6_0esr_RELEASE from mozilla-esr52 hg repo

dom/svg/SVGForeignObjectElement.cpp

@@ -0,0 +1,165 @@
+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim: set ts=8 sts=2 et sw=2 tw=80: */
+/* 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/ArrayUtils.h"
+
+#include "nsCOMPtr.h"
+#include "mozilla/dom/SVGDocument.h"
+#include "mozilla/dom/SVGForeignObjectElement.h"
+#include "mozilla/dom/SVGForeignObjectElementBinding.h"
+
+NS_IMPL_NS_NEW_NAMESPACED_SVG_ELEMENT(ForeignObject)
+
+namespace mozilla {
+namespace dom {
+
+JSObject*
+SVGForeignObjectElement::WrapNode(JSContext *aCx, JS::Handle<JSObject*> aGivenProto)
+{
+  return SVGForeignObjectElementBinding::Wrap(aCx, this, aGivenProto);
+}
+
+nsSVGElement::LengthInfo SVGForeignObjectElement::sLengthInfo[4] =
+{
+  { &nsGkAtoms::x, 0, nsIDOMSVGLength::SVG_LENGTHTYPE_NUMBER, SVGContentUtils::X },
+  { &nsGkAtoms::y, 0, nsIDOMSVGLength::SVG_LENGTHTYPE_NUMBER, SVGContentUtils::Y },
+  { &nsGkAtoms::width, 0, nsIDOMSVGLength::SVG_LENGTHTYPE_NUMBER, SVGContentUtils::X },
+  { &nsGkAtoms::height, 0, nsIDOMSVGLength::SVG_LENGTHTYPE_NUMBER, SVGContentUtils::Y },
+};
+
+//----------------------------------------------------------------------
+// Implementation
+
+SVGForeignObjectElement::SVGForeignObjectElement(already_AddRefed<mozilla::dom::NodeInfo>& aNodeInfo)
+  : SVGGraphicsElement(aNodeInfo)
+{
+}
+
+//----------------------------------------------------------------------
+// nsIDOMNode methods
+
+NS_IMPL_ELEMENT_CLONE_WITH_INIT(SVGForeignObjectElement)
+
+//----------------------------------------------------------------------
+
+already_AddRefed<SVGAnimatedLength>
+SVGForeignObjectElement::X()
+{
+  return mLengthAttributes[ATTR_X].ToDOMAnimatedLength(this);
+}
+
+already_AddRefed<SVGAnimatedLength>
+SVGForeignObjectElement::Y()
+{
+  return mLengthAttributes[ATTR_Y].ToDOMAnimatedLength(this);
+}
+
+already_AddRefed<SVGAnimatedLength>
+SVGForeignObjectElement::Width()
+{
+  return mLengthAttributes[ATTR_WIDTH].ToDOMAnimatedLength(this);
+}
+
+already_AddRefed<SVGAnimatedLength>
+SVGForeignObjectElement::Height()
+{
+  return mLengthAttributes[ATTR_HEIGHT].ToDOMAnimatedLength(this);
+}
+
+//----------------------------------------------------------------------
+// nsSVGElement methods
+
+/* virtual */ gfxMatrix
+SVGForeignObjectElement::PrependLocalTransformsTo(
+  const gfxMatrix &aMatrix, SVGTransformTypes aWhich) const
+{
+  // 'transform' attribute:
+  gfxMatrix fromUserSpace =
+    SVGGraphicsElement::PrependLocalTransformsTo(aMatrix, aWhich);
+  if (aWhich == eUserSpaceToParent) {
+    return fromUserSpace;
+  }
+  // our 'x' and 'y' attributes:
+  float x, y;
+  const_cast<SVGForeignObjectElement*>(this)->
+    GetAnimatedLengthValues(&x, &y, nullptr);
+  gfxMatrix toUserSpace = gfxMatrix::Translation(x, y);
+  if (aWhich == eChildToUserSpace) {
+    return toUserSpace * aMatrix;
+  }
+  MOZ_ASSERT(aWhich == eAllTransforms, "Unknown TransformTypes");
+  return toUserSpace * fromUserSpace;
+}
+
+/* virtual */ bool
+SVGForeignObjectElement::HasValidDimensions() const
+{
+  return mLengthAttributes[ATTR_WIDTH].IsExplicitlySet() &&
+         mLengthAttributes[ATTR_WIDTH].GetAnimValInSpecifiedUnits() > 0 &&
+         mLengthAttributes[ATTR_HEIGHT].IsExplicitlySet() &&
+         mLengthAttributes[ATTR_HEIGHT].GetAnimValInSpecifiedUnits() > 0;
+}
+
+//----------------------------------------------------------------------
+// nsIContent methods
+
+nsresult
+SVGForeignObjectElement::BindToTree(nsIDocument* aDocument,
+                                    nsIContent* aParent,
+                                    nsIContent* aBindingParent,
+                                    bool aCompileEventHandlers)
+{
+  nsresult rv = SVGGraphicsElement::BindToTree(aDocument, aParent,
+                                               aBindingParent,
+                                               aCompileEventHandlers);
+  NS_ENSURE_SUCCESS(rv, rv);
+
+  nsIDocument* doc = GetComposedDoc();
+  if (doc && doc->IsSVGDocument()) {
+    // We assume that we're going to have HTML content, so we ensure that the
+    // UA style sheets that nsDocumentViewer::CreateStyleSet skipped when
+    // it saw the document was an SVG document are loaded.
+    //
+    // We setup these style sheets during binding, not element construction,
+    // because elements can be moved from the document that creates them to
+    // another document.
+    doc->AsSVGDocument()->EnsureNonSVGUserAgentStyleSheetsLoaded();
+  }
+
+  return rv;
+}
+
+NS_IMETHODIMP_(bool)
+SVGForeignObjectElement::IsAttributeMapped(const nsIAtom* name) const
+{
+  static const MappedAttributeEntry* const map[] = {
+    sFEFloodMap,
+    sFiltersMap,
+    sFontSpecificationMap,
+    sGradientStopMap,
+    sLightingEffectsMap,
+    sMarkersMap,
+    sTextContentElementsMap,
+    sViewportsMap
+  };
+
+  return FindAttributeDependence(name, map) ||
+    SVGGraphicsElement::IsAttributeMapped(name);
+}
+
+//----------------------------------------------------------------------
+// nsSVGElement methods
+
+nsSVGElement::LengthAttributesInfo
+SVGForeignObjectElement::GetLengthInfo()
+{
+  return LengthAttributesInfo(mLengthAttributes, sLengthInfo,
+                              ArrayLength(sLengthInfo));
+}
+
+} // namespace dom
+} // namespace mozilla
+