The Tor Browser: dom/smil/nsSMILSetAnimationFunction.cpp@6474c204b198

Cloned upstream origin tor-browser at tor-browser-31.3.0esr-4.5-1-build1
revision ID fc1c9ff7c1b2defdbc039f12214767608f46423f for hacking purpose.

     1 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */

     2 /* This Source Code Form is subject to the terms of the Mozilla Public

     3  * License, v. 2.0. If a copy of the MPL was not distributed with this

     4  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

     6 #include "nsSMILSetAnimationFunction.h"

     8 inline bool

     9 nsSMILSetAnimationFunction::IsDisallowedAttribute(

    10     const nsIAtom* aAttribute) const

    11 {

    12   //

    13   // A <set> element is similar to <animate> but lacks:

    14   //   AnimationValue.attrib(calcMode, values, keyTimes, keySplines, from, to,

    15   //                         by) -- BUT has 'to'

    16   //   AnimationAddition.attrib(additive, accumulate)

    17   //

    18   if (aAttribute == nsGkAtoms::calcMode ||

    19       aAttribute == nsGkAtoms::values ||

    20       aAttribute == nsGkAtoms::keyTimes ||

    21       aAttribute == nsGkAtoms::keySplines ||

    22       aAttribute == nsGkAtoms::from ||

    23       aAttribute == nsGkAtoms::by ||

    24       aAttribute == nsGkAtoms::additive ||

    25       aAttribute == nsGkAtoms::accumulate) {

    26     return true;

    27   }

    29   return false;

    30 }

    32 bool

    33 nsSMILSetAnimationFunction::SetAttr(nsIAtom* aAttribute,

    34                                     const nsAString& aValue,

    35                                     nsAttrValue& aResult,

    36                                     nsresult* aParseResult)

    37 {

    38   if (IsDisallowedAttribute(aAttribute)) {

    39     aResult.SetTo(aValue);

    40     if (aParseResult) {

    41       // SMILANIM 4.2 says:

    42       //

    43       //   The additive and accumulate attributes are not allowed, and will be

    44       //   ignored if specified.

    45       //

    46       // So at least for those two attributes we shouldn't report an error even

    47       // if they're present. For now we'll also just silently ignore other

    48       // attribute types too.

    49       *aParseResult = NS_OK;

    50     }

    51     return true;

    52   }

    54   return nsSMILAnimationFunction::SetAttr(aAttribute, aValue,

    55                                           aResult, aParseResult);

    56 }

    58 bool

    59 nsSMILSetAnimationFunction::UnsetAttr(nsIAtom* aAttribute)

    60 {

    61   if (IsDisallowedAttribute(aAttribute)) {

    62     return true;

    63   }

    65   return nsSMILAnimationFunction::UnsetAttr(aAttribute);

    66 }

    68 bool

    69 nsSMILSetAnimationFunction::HasAttr(nsIAtom* aAttName) const

    70 {

    71   if (IsDisallowedAttribute(aAttName))

    72     return false;

    74   return nsSMILAnimationFunction::HasAttr(aAttName);

    75 }

    77 const nsAttrValue*

    78 nsSMILSetAnimationFunction::GetAttr(nsIAtom* aAttName) const

    79 {

    80   if (IsDisallowedAttribute(aAttName))

    81     return nullptr;

    83   return nsSMILAnimationFunction::GetAttr(aAttName);

    84 }

    86 bool

    87 nsSMILSetAnimationFunction::GetAttr(nsIAtom* aAttName,

    88                                     nsAString& aResult) const

    89 {

    90   if (IsDisallowedAttribute(aAttName))

    91     return false;

    93   return nsSMILAnimationFunction::GetAttr(aAttName, aResult);

    94 }

    96 bool

    97 nsSMILSetAnimationFunction::WillReplace() const

    98 {

    99   return true;

   100 }

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