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