gecko-dev/dom/smil/nsSMILSetAnimationFunction.cpp
2015-05-03 15:32:37 -04:00

102 lines
2.8 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 "nsSMILSetAnimationFunction.h"
inline bool
nsSMILSetAnimationFunction::IsDisallowedAttribute(
const nsIAtom* aAttribute) const
{
//
// A <set> element is similar to <animate> but lacks:
// AnimationValue.attrib(calcMode, values, keyTimes, keySplines, from, to,
// by) -- BUT has 'to'
// AnimationAddition.attrib(additive, accumulate)
//
if (aAttribute == nsGkAtoms::calcMode ||
aAttribute == nsGkAtoms::values ||
aAttribute == nsGkAtoms::keyTimes ||
aAttribute == nsGkAtoms::keySplines ||
aAttribute == nsGkAtoms::from ||
aAttribute == nsGkAtoms::by ||
aAttribute == nsGkAtoms::additive ||
aAttribute == nsGkAtoms::accumulate) {
return true;
}
return false;
}
bool
nsSMILSetAnimationFunction::SetAttr(nsIAtom* aAttribute,
const nsAString& aValue,
nsAttrValue& aResult,
nsresult* aParseResult)
{
if (IsDisallowedAttribute(aAttribute)) {
aResult.SetTo(aValue);
if (aParseResult) {
// SMILANIM 4.2 says:
//
// The additive and accumulate attributes are not allowed, and will be
// ignored if specified.
//
// So at least for those two attributes we shouldn't report an error even
// if they're present. For now we'll also just silently ignore other
// attribute types too.
*aParseResult = NS_OK;
}
return true;
}
return nsSMILAnimationFunction::SetAttr(aAttribute, aValue,
aResult, aParseResult);
}
bool
nsSMILSetAnimationFunction::UnsetAttr(nsIAtom* aAttribute)
{
if (IsDisallowedAttribute(aAttribute)) {
return true;
}
return nsSMILAnimationFunction::UnsetAttr(aAttribute);
}
bool
nsSMILSetAnimationFunction::HasAttr(nsIAtom* aAttName) const
{
if (IsDisallowedAttribute(aAttName))
return false;
return nsSMILAnimationFunction::HasAttr(aAttName);
}
const nsAttrValue*
nsSMILSetAnimationFunction::GetAttr(nsIAtom* aAttName) const
{
if (IsDisallowedAttribute(aAttName))
return nullptr;
return nsSMILAnimationFunction::GetAttr(aAttName);
}
bool
nsSMILSetAnimationFunction::GetAttr(nsIAtom* aAttName,
nsAString& aResult) const
{
if (IsDisallowedAttribute(aAttName))
return false;
return nsSMILAnimationFunction::GetAttr(aAttName, aResult);
}
bool
nsSMILSetAnimationFunction::WillReplace() const
{
return true;
}