gecko-dev/dom/animation/AnimValuesStyleRule.cpp
Brian Birtles e518a8a1ed Bug 1263488 - Make AnimValuesStyleRule re-use PropertyStyleAnimationValuePair; r=hiro
Rather than defining the same type redundantly but with a name that overlaps
with a struct in KeyframeEffect.h (that has a different type).

MozReview-Commit-ID: 3MbvXWL8XlL
2016-05-11 16:43:32 +09:00

83 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 "AnimValuesStyleRule.h"
#include "nsRuleData.h"
#include "nsStyleContext.h"
namespace mozilla {
NS_IMPL_ISUPPORTS(AnimValuesStyleRule, nsIStyleRule)
void
AnimValuesStyleRule::MapRuleInfoInto(nsRuleData* aRuleData)
{
nsStyleContext *contextParent = aRuleData->mStyleContext->GetParent();
if (contextParent && contextParent->HasPseudoElementData()) {
// Don't apply transitions or animations to things inside of
// pseudo-elements.
// FIXME (Bug 522599): Add tests for this.
// Prevent structs from being cached on the rule node since we're inside
// a pseudo-element, as we could determine cacheability differently
// when walking the rule tree for a style context that is not inside
// a pseudo-element. Note that nsRuleNode::GetStyle##name_ and GetStyleData
// will never look at cached structs when we're animating things inside
// a pseduo-element, so that we don't incorrectly return a struct that
// is only appropriate for non-pseudo-elements.
aRuleData->mConditions.SetUncacheable();
return;
}
for (uint32_t i = 0, i_end = mPropertyValuePairs.Length(); i < i_end; ++i) {
PropertyStyleAnimationValuePair& pair = mPropertyValuePairs[i];
if (aRuleData->mSIDs & nsCachedStyleData::GetBitForSID(
nsCSSProps::kSIDTable[pair.mProperty]))
{
nsCSSValue *prop = aRuleData->ValueFor(pair.mProperty);
if (prop->GetUnit() == eCSSUnit_Null) {
#ifdef DEBUG
bool ok =
#endif
StyleAnimationValue::UncomputeValue(pair.mProperty, pair.mValue,
*prop);
MOZ_ASSERT(ok, "could not store computed value");
}
}
}
}
bool
AnimValuesStyleRule::MightMapInheritedStyleData()
{
return mStyleBits & NS_STYLE_INHERITED_STRUCT_MASK;
}
#ifdef DEBUG
void
AnimValuesStyleRule::List(FILE* out, int32_t aIndent) const
{
nsAutoCString str;
for (int32_t index = aIndent; --index >= 0; ) {
str.AppendLiteral(" ");
}
str.AppendLiteral("[anim values] { ");
for (uint32_t i = 0, i_end = mPropertyValuePairs.Length(); i < i_end; ++i) {
const PropertyStyleAnimationValuePair& pair = mPropertyValuePairs[i];
str.Append(nsCSSProps::GetStringValue(pair.mProperty));
str.AppendLiteral(": ");
nsAutoString value;
StyleAnimationValue::UncomputeValue(pair.mProperty, pair.mValue, value);
AppendUTF16toUTF8(value, str);
str.AppendLiteral("; ");
}
str.AppendLiteral("}\n");
fprintf_stderr(out, "%s", str.get());
}
#endif
} // namespace mozilla