blob: 9dd593887210b78f9574f7af2095194aaacf2107 [file] [log] [blame]
/*
* Copyright (C) 2007, 2008, 2012, 2014 Apple Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
* OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "config.h"
#include "CSSKeyframeRule.h"
#include "CSSKeyframesRule.h"
#include "CSSParser.h"
#include "PropertySetCSSStyleDeclaration.h"
#include "StyleProperties.h"
#include <wtf/text/StringBuilder.h>
namespace WebCore {
StyleRuleKeyframe::StyleRuleKeyframe(Ref<StyleProperties>&& properties)
: StyleRuleBase(Keyframe)
, m_properties(WTFMove(properties))
{
}
StyleRuleKeyframe::StyleRuleKeyframe(std::unique_ptr<Vector<double>> keys, Ref<StyleProperties>&& properties)
: StyleRuleBase(Keyframe)
, m_properties(WTFMove(properties))
, m_keys(*keys)
{
}
StyleRuleKeyframe::~StyleRuleKeyframe() = default;
MutableStyleProperties& StyleRuleKeyframe::mutableProperties()
{
if (!is<MutableStyleProperties>(m_properties.get()))
m_properties = m_properties->mutableCopy();
return downcast<MutableStyleProperties>(m_properties.get());
}
String StyleRuleKeyframe::keyText() const
{
StringBuilder keyText;
for (size_t i = 0; i < m_keys.size(); ++i) {
if (i)
keyText.append(',');
keyText.appendFixedPrecisionNumber(m_keys.at(i) * 100);
keyText.append('%');
}
return keyText.toString();
}
bool StyleRuleKeyframe::setKeyText(const String& keyText)
{
ASSERT(!keyText.isNull());
auto keys = CSSParser::parseKeyframeKeyList(keyText);
if (!keys || keys->isEmpty())
return false;
m_keys = *keys;
return true;
}
String StyleRuleKeyframe::cssText() const
{
StringBuilder result;
result.append(keyText());
result.appendLiteral(" { ");
String decls = m_properties->asText();
result.append(decls);
if (!decls.isEmpty())
result.append(' ');
result.append('}');
return result.toString();
}
CSSKeyframeRule::CSSKeyframeRule(StyleRuleKeyframe& keyframe, CSSKeyframesRule* parent)
: CSSRule(0)
, m_keyframe(keyframe)
{
setParentRule(parent);
}
CSSKeyframeRule::~CSSKeyframeRule()
{
if (m_propertiesCSSOMWrapper)
m_propertiesCSSOMWrapper->clearParentRule();
}
CSSStyleDeclaration& CSSKeyframeRule::style()
{
if (!m_propertiesCSSOMWrapper)
m_propertiesCSSOMWrapper = StyleRuleCSSStyleDeclaration::create(m_keyframe->mutableProperties(), *this);
return *m_propertiesCSSOMWrapper;
}
void CSSKeyframeRule::reattach(StyleRuleBase&)
{
// No need to reattach, the underlying data is shareable on mutation.
ASSERT_NOT_REACHED();
}
} // namespace WebCore