gecko/dom/svg/SVGFilterElement.cpp
2015-05-03 15:32:37 -04:00

181 lines
4.8 KiB
C++

/* -*- 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 "nsGkAtoms.h"
#include "nsCOMPtr.h"
#include "mozilla/dom/SVGFilterElement.h"
#include "mozilla/dom/SVGFilterElementBinding.h"
#include "nsSVGUtils.h"
NS_IMPL_NS_NEW_NAMESPACED_SVG_ELEMENT(Filter)
namespace mozilla {
namespace dom {
JSObject*
SVGFilterElement::WrapNode(JSContext *aCx, JS::Handle<JSObject*> aGivenProto)
{
return SVGFilterElementBinding::Wrap(aCx, this, aGivenProto);
}
nsSVGElement::LengthInfo SVGFilterElement::sLengthInfo[4] =
{
{ &nsGkAtoms::x, -10, nsIDOMSVGLength::SVG_LENGTHTYPE_PERCENTAGE, SVGContentUtils::X },
{ &nsGkAtoms::y, -10, nsIDOMSVGLength::SVG_LENGTHTYPE_PERCENTAGE, SVGContentUtils::Y },
{ &nsGkAtoms::width, 120, nsIDOMSVGLength::SVG_LENGTHTYPE_PERCENTAGE, SVGContentUtils::X },
{ &nsGkAtoms::height, 120, nsIDOMSVGLength::SVG_LENGTHTYPE_PERCENTAGE, SVGContentUtils::Y },
};
nsSVGElement::EnumInfo SVGFilterElement::sEnumInfo[2] =
{
{ &nsGkAtoms::filterUnits,
sSVGUnitTypesMap,
SVG_UNIT_TYPE_OBJECTBOUNDINGBOX
},
{ &nsGkAtoms::primitiveUnits,
sSVGUnitTypesMap,
SVG_UNIT_TYPE_USERSPACEONUSE
}
};
nsSVGElement::StringInfo SVGFilterElement::sStringInfo[1] =
{
{ &nsGkAtoms::href, kNameSpaceID_XLink, true }
};
//----------------------------------------------------------------------
// Implementation
SVGFilterElement::SVGFilterElement(already_AddRefed<mozilla::dom::NodeInfo>& aNodeInfo)
: SVGFilterElementBase(aNodeInfo)
{
}
//----------------------------------------------------------------------
// nsIDOMNode methods
NS_IMPL_ELEMENT_CLONE_WITH_INIT(SVGFilterElement)
//----------------------------------------------------------------------
already_AddRefed<SVGAnimatedLength>
SVGFilterElement::X()
{
return mLengthAttributes[ATTR_X].ToDOMAnimatedLength(this);
}
already_AddRefed<SVGAnimatedLength>
SVGFilterElement::Y()
{
return mLengthAttributes[ATTR_Y].ToDOMAnimatedLength(this);
}
already_AddRefed<SVGAnimatedLength>
SVGFilterElement::Width()
{
return mLengthAttributes[ATTR_WIDTH].ToDOMAnimatedLength(this);
}
already_AddRefed<SVGAnimatedLength>
SVGFilterElement::Height()
{
return mLengthAttributes[ATTR_HEIGHT].ToDOMAnimatedLength(this);
}
already_AddRefed<SVGAnimatedEnumeration>
SVGFilterElement::FilterUnits()
{
return mEnumAttributes[FILTERUNITS].ToDOMAnimatedEnum(this);
}
already_AddRefed<SVGAnimatedEnumeration>
SVGFilterElement::PrimitiveUnits()
{
return mEnumAttributes[PRIMITIVEUNITS].ToDOMAnimatedEnum(this);
}
already_AddRefed<SVGAnimatedString>
SVGFilterElement::Href()
{
return mStringAttributes[HREF].ToDOMAnimatedString(this);
}
//----------------------------------------------------------------------
// nsIContent methods
NS_IMETHODIMP_(bool)
SVGFilterElement::IsAttributeMapped(const nsIAtom* name) const
{
static const MappedAttributeEntry* const map[] = {
sFEFloodMap,
sFiltersMap,
sFontSpecificationMap,
sGradientStopMap,
sLightingEffectsMap,
sMarkersMap,
sTextContentElementsMap,
sViewportsMap
};
return FindAttributeDependence(name, map) ||
SVGFilterElementBase::IsAttributeMapped(name);
}
void
SVGFilterElement::Invalidate()
{
nsTObserverArray<nsIMutationObserver*> *observers = GetMutationObservers();
if (observers && !observers->IsEmpty()) {
nsTObserverArray<nsIMutationObserver*>::ForwardIterator iter(*observers);
while (iter.HasMore()) {
nsCOMPtr<nsIMutationObserver> obs(iter.GetNext());
nsCOMPtr<nsISVGFilterReference> filter = do_QueryInterface(obs);
if (filter)
filter->Invalidate();
}
}
}
//----------------------------------------------------------------------
// nsSVGElement methods
/* virtual */ bool
SVGFilterElement::HasValidDimensions() const
{
return (!mLengthAttributes[ATTR_WIDTH].IsExplicitlySet() ||
mLengthAttributes[ATTR_WIDTH].GetAnimValInSpecifiedUnits() > 0) &&
(!mLengthAttributes[ATTR_HEIGHT].IsExplicitlySet() ||
mLengthAttributes[ATTR_HEIGHT].GetAnimValInSpecifiedUnits() > 0);
}
nsSVGElement::LengthAttributesInfo
SVGFilterElement::GetLengthInfo()
{
return LengthAttributesInfo(mLengthAttributes, sLengthInfo,
ArrayLength(sLengthInfo));
}
nsSVGElement::EnumAttributesInfo
SVGFilterElement::GetEnumInfo()
{
return EnumAttributesInfo(mEnumAttributes, sEnumInfo,
ArrayLength(sEnumInfo));
}
nsSVGElement::StringAttributesInfo
SVGFilterElement::GetStringInfo()
{
return StringAttributesInfo(mStringAttributes, sStringInfo,
ArrayLength(sStringInfo));
}
} // namespace dom
} // namespace mozilla