1/* 2 * Copyright (C) 2000 Lars Knoll (knoll@kde.org) 3 * (C) 2000 Antti Koivisto (koivisto@kde.org) 4 * (C) 2000 Dirk Mueller (mueller@kde.org) 5 * Copyright (C) 2003, 2005, 2006, 2007, 2008 Apple Inc. All rights reserved. 6 * Copyright (C) 2006 Graham Dennis (graham.dennis@gmail.com) 7 * 8 * This library is free software; you can redistribute it and/or 9 * modify it under the terms of the GNU Library General Public 10 * License as published by the Free Software Foundation; either 11 * version 2 of the License, or (at your option) any later version. 12 * 13 * This library is distributed in the hope that it will be useful, 14 * but WITHOUT ANY WARRANTY; without even the implied warranty of 15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 16 * Library General Public License for more details. 17 * 18 * You should have received a copy of the GNU Library General Public License 19 * along with this library; see the file COPYING.LIB. If not, write to 20 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, 21 * Boston, MA 02110-1301, USA. 22 * 23 */ 24 25#ifndef KeyframeList_h 26#define KeyframeList_h 27 28#include "CSSPropertyNames.h" 29#include "StyleInheritedData.h" 30#include <wtf/Vector.h> 31#include <wtf/HashSet.h> 32#include <wtf/RefPtr.h> 33#include <wtf/text/AtomicString.h> 34 35namespace WebCore { 36 37class RenderStyle; 38class TimingFunction; 39 40class KeyframeValue { 41public: 42 KeyframeValue(double key, PassRefPtr<RenderStyle> style) 43 : m_key(key) 44 , m_style(style) 45 { 46 } 47 48 void addProperty(CSSPropertyID prop) { m_properties.add(prop); } 49 bool containsProperty(CSSPropertyID prop) const { return m_properties.contains(prop); } 50 const HashSet<CSSPropertyID>& properties() const { return m_properties; } 51 52 double key() const { return m_key; } 53 void setKey(double key) { m_key = key; } 54 55 const RenderStyle* style() const { return m_style.get(); } 56 void setStyle(PassRefPtr<RenderStyle> style) { m_style = style; } 57 58 TimingFunction* timingFunction(const AtomicString& name) const; 59 60private: 61 double m_key; 62 HashSet<CSSPropertyID> m_properties; // The properties specified in this keyframe. 63 RefPtr<RenderStyle> m_style; 64}; 65 66class KeyframeList { 67public: 68 explicit KeyframeList(const AtomicString& animationName) 69 : m_animationName(animationName) 70 { 71 insert(KeyframeValue(0, 0)); 72 insert(KeyframeValue(1, 0)); 73 } 74 ~KeyframeList(); 75 76 bool operator==(const KeyframeList& o) const; 77 bool operator!=(const KeyframeList& o) const { return !(*this == o); } 78 79 const AtomicString& animationName() const { return m_animationName; } 80 81 void insert(const KeyframeValue& keyframe); 82 83 void addProperty(CSSPropertyID prop) { m_properties.add(prop); } 84 bool containsProperty(CSSPropertyID prop) const { return m_properties.contains(prop); } 85 HashSet<CSSPropertyID>::const_iterator beginProperties() const { return m_properties.begin(); } 86 HashSet<CSSPropertyID>::const_iterator endProperties() const { return m_properties.end(); } 87 88 void clear(); 89 bool isEmpty() const { return m_keyframes.isEmpty(); } 90 size_t size() const { return m_keyframes.size(); } 91 const KeyframeValue& operator[](size_t index) const { return m_keyframes[index]; } 92 93private: 94 AtomicString m_animationName; 95 Vector<KeyframeValue> m_keyframes; // Kept sorted by key. 96 HashSet<CSSPropertyID> m_properties; // The properties being animated. 97}; 98 99} // namespace WebCore 100 101#endif // KeyframeList_h 102