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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.
*
*/
#ifndef KeyframeList_h
#define KeyframeList_h
#include "CSSPropertyNames.h"
#include "core/rendering/style/StyleInheritedData.h"
#include "wtf/HashSet.h"
#include "wtf/RefPtr.h"
#include "wtf/Vector.h"
#include "wtf/text/AtomicString.h"
namespace WebCore {
class RenderObject;
class RenderStyle;
class StylePropertySet;
class TimingFunction;
class KeyframeValue {
public:
KeyframeValue(double key, PassRefPtr<RenderStyle> style)
: m_key(key)
, m_style(style)
{
}
void addProperties(const StylePropertySet*);
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; }
double key() const { return m_key; }
void setKey(double key) { m_key = key; }
const RenderStyle* style() const { return m_style.get(); }
void setStyle(PassRefPtr<RenderStyle> style) { m_style = style; }
static TimingFunction* timingFunction(const RenderStyle& keyframeStyle);
private:
double m_key;
HashSet<CSSPropertyID> m_properties; // The properties specified in this keyframe.
RefPtr<RenderStyle> m_style;
};
class KeyframeList {
public:
KeyframeList(RenderObject&, const AtomicString& animationName)
: m_animationName(animationName)
{
insert(KeyframeValue(0, 0));
insert(KeyframeValue(1, 0));
}
~KeyframeList();
const AtomicString& animationName() const { return m_animationName; }
void insert(const KeyframeValue& keyframe);
void addProperty(CSSPropertyID prop) { m_properties.add(prop); }
bool containsProperty(CSSPropertyID prop) const { return m_properties.contains(prop); }
HashSet<CSSPropertyID>::const_iterator beginProperties() const { return m_properties.begin(); }
HashSet<CSSPropertyID>::const_iterator endProperties() const { return m_properties.end(); }
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]; }
private:
AtomicString m_animationName;
Vector<KeyframeValue> m_keyframes; // Kept sorted by key.
HashSet<CSSPropertyID> m_properties; // The properties being animated.
};
} // namespace WebCore
#endif // KeyframeList_h
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