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/*
* Copyright (C) 2000 Lars Knoll (knoll@kde.org)
* (C) 2000 Antti Koivisto (koivisto@kde.org)
* (C) 2000 Dirk Mueller (mueller@kde.org)
* Copyright (C) 2003, 2005, 2006, 2007, 2008 Apple Inc. All rights reserved.
* Copyright (C) 2006 Graham Dennis (graham.dennis@gmail.com)
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public License
* along with this library; see the file COPYING.LIB. If not, write to
* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
*
*/
#pragma once
#include "CSSPropertyNames.h"
#include "CompositeOperation.h"
#include <wtf/Vector.h>
#include <wtf/HashSet.h>
#include <wtf/text/AtomString.h>
#include <wtf/text/AtomStringHash.h>
namespace WebCore {
class KeyframeEffect;
class RenderStyle;
class TimingFunction;
namespace Style {
class Resolver;
}
class KeyframeValue {
public:
KeyframeValue(double key, std::unique_ptr<RenderStyle> style)
: m_key(key)
, m_style(WTFMove(style))
{
}
void addProperty(CSSPropertyID prop) { m_properties.add(prop); }
bool containsProperty(CSSPropertyID prop) const { return m_properties.contains(prop); }
const HashSet<CSSPropertyID>& properties() const { return m_properties; }
void addCustomProperty(const AtomString& customProperty) { m_customProperties.add(customProperty); }
bool containsCustomProperty(const AtomString& customProperty) const { return m_customProperties.contains(customProperty); }
const HashSet<AtomString>& customProperties() const { return m_customProperties; }
double key() const { return m_key; }
void setKey(double key) { m_key = key; }
const RenderStyle* style() const { return m_style.get(); }
void setStyle(std::unique_ptr<RenderStyle> style) { m_style = WTFMove(style); }
TimingFunction* timingFunction() const { return m_timingFunction.get(); }
void setTimingFunction(const RefPtr<TimingFunction>& timingFunction) { m_timingFunction = timingFunction; }
std::optional<CompositeOperation> compositeOperation() const { return m_compositeOperation; }
void setCompositeOperation(std::optional<CompositeOperation> op) { m_compositeOperation = op; }
private:
double m_key;
HashSet<CSSPropertyID> m_properties; // The properties specified in this keyframe.
HashSet<AtomString> m_customProperties; // The custom properties being animated.
std::unique_ptr<RenderStyle> m_style;
RefPtr<TimingFunction> m_timingFunction;
std::optional<CompositeOperation> m_compositeOperation;
};
class KeyframeList {
public:
explicit KeyframeList(const AtomString& animationName)
: m_animationName(animationName)
{
}
~KeyframeList();
KeyframeList& operator=(KeyframeList&&) = default;
bool operator==(const KeyframeList& o) const;
bool operator!=(const KeyframeList& o) const { return !(*this == o); }
const AtomString& animationName() const { return m_animationName; }
void insert(KeyframeValue&&);
bool containsProperty(CSSPropertyID prop) const { return m_properties.contains(prop); }
const HashSet<CSSPropertyID>& properties() const { return m_properties; }
bool containsAnimatableProperty() const;
void addCustomProperty(const AtomString& customProperty) { m_customProperties.add(customProperty); }
bool containsCustomProperty(const AtomString& customProperty) const { return m_customProperties.contains(customProperty); }
const HashSet<AtomString>& customProperties() const { return m_customProperties; }
void clear();
bool isEmpty() const { return m_keyframes.isEmpty(); }
size_t size() const { return m_keyframes.size(); }
const KeyframeValue& operator[](size_t index) const { return m_keyframes[index]; }
void copyKeyframes(KeyframeList&);
bool hasImplicitKeyframes() const;
void fillImplicitKeyframes(const KeyframeEffect&, const RenderStyle& elementStyle);
auto begin() const { return m_keyframes.begin(); }
auto end() const { return m_keyframes.end(); }
bool usesContainerUnits() const;
private:
AtomString m_animationName;
Vector<KeyframeValue> m_keyframes; // Kept sorted by key.
HashSet<CSSPropertyID> m_properties; // The properties being animated.
HashSet<AtomString> m_customProperties; // The custom properties being animated.
};
} // namespace WebCore
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