/* -*- 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"

#include "mozilla/dom/SVGLengthBinding.h"

NS_IMPL_NS_NEW_NAMESPACED_SVG_ELEMENT(ForeignObject)

namespace mozilla {

namespace dom {

JSObject*

SVGForeignObjectElement::WrapNode(JSContext *aCx, JS::Handle<JSObject*> aGivenProto)

{

  return SVGForeignObjectElement_Binding::Wrap(aCx, this, aGivenProto);

}

nsSVGElement::LengthInfo SVGForeignObjectElement::sLengthInfo[4] =

{

  { &nsGkAtoms::x, 0, SVGLength_Binding::SVG_LENGTHTYPE_NUMBER, SVGContentUtils::X },

  { &nsGkAtoms::y, 0, SVGLength_Binding::SVG_LENGTHTYPE_NUMBER, SVGContentUtils::Y },

  { &nsGkAtoms::width, 0, SVGLength_Binding::SVG_LENGTHTYPE_NUMBER, SVGContentUtils::X },

  { &nsGkAtoms::height, 0, SVGLength_Binding::SVG_LENGTHTYPE_NUMBER, SVGContentUtils::Y },

};

//----------------------------------------------------------------------

// Implementation

SVGForeignObjectElement::SVGForeignObjectElement(already_AddRefed<mozilla::dom::NodeInfo>&& aNodeInfo)

  : SVGGraphicsElement(std::move(aNodeInfo))

{

}

//----------------------------------------------------------------------

// nsINode 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

NS_IMETHODIMP_(bool)

SVGForeignObjectElement::IsAttributeMapped(const nsAtom* 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