1/* 2 * Copyright (C) 1999 Antti Koivisto (koivisto@kde.org) 3 * Copyright (C) 2004, 2005, 2006, 2007, 2008 Apple Inc. All rights reserved. 4 * 5 * This library is free software; you can redistribute it and/or 6 * modify it under the terms of the GNU Library General Public 7 * License as published by the Free Software Foundation; either 8 * version 2 of the License, or (at your option) any later version. 9 * 10 * This library is distributed in the hope that it will be useful, 11 * but WITHOUT ANY WARRANTY; without even the implied warranty of 12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 13 * Library General Public License for more details. 14 * 15 * You should have received a copy of the GNU Library General Public License 16 * along with this library; see the file COPYING.LIB. If not, write to 17 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, 18 * Boston, MA 02110-1301, USA. 19 * 20 */ 21 22#include "config.h" 23#include "KeyframeList.h" 24 25#include "Animation.h" 26#include "RenderObject.h" 27 28namespace WebCore { 29 30TimingFunction* KeyframeValue::timingFunction(const AtomicString& name) const 31{ 32 const RenderStyle* keyframeStyle = style(); 33 if (!keyframeStyle || !keyframeStyle->animations()) 34 return nullptr; 35 36 for (size_t i = 0; i < keyframeStyle->animations()->size(); ++i) { 37 const Animation& animation = keyframeStyle->animations()->animation(i); 38 if (name == animation.name()) 39 return animation.timingFunction().get(); 40 } 41 42 return nullptr; 43} 44 45KeyframeList::~KeyframeList() 46{ 47 clear(); 48} 49 50void KeyframeList::clear() 51{ 52 m_keyframes.clear(); 53 m_properties.clear(); 54} 55 56bool KeyframeList::operator==(const KeyframeList& o) const 57{ 58 if (m_keyframes.size() != o.m_keyframes.size()) 59 return false; 60 61 Vector<KeyframeValue>::const_iterator it2 = o.m_keyframes.begin(); 62 for (Vector<KeyframeValue>::const_iterator it1 = m_keyframes.begin(); it1 != m_keyframes.end(); ++it1) { 63 if (it1->key() != it2->key()) 64 return false; 65 const RenderStyle& style1 = *it1->style(); 66 const RenderStyle& style2 = *it2->style(); 67 if (style1 != style2) 68 return false; 69 ++it2; 70 } 71 72 return true; 73} 74 75void KeyframeList::insert(const KeyframeValue& keyframe) 76{ 77 if (keyframe.key() < 0 || keyframe.key() > 1) 78 return; 79 80 bool inserted = false; 81 bool replaced = false; 82 for (size_t i = 0; i < m_keyframes.size(); ++i) { 83 if (m_keyframes[i].key() == keyframe.key()) { 84 m_keyframes[i] = keyframe; 85 replaced = true; 86 break; 87 } 88 89 if (m_keyframes[i].key() > keyframe.key()) { 90 // insert before 91 m_keyframes.insert(i, keyframe); 92 inserted = true; 93 break; 94 } 95 } 96 97 if (!replaced && !inserted) 98 m_keyframes.append(keyframe); 99 100 if (replaced) { 101 // We have to rebuild the properties list from scratch. 102 m_properties.clear(); 103 for (Vector<KeyframeValue>::const_iterator it = m_keyframes.begin(); it != m_keyframes.end(); ++it) { 104 const KeyframeValue& currKeyframe = *it; 105 for (HashSet<CSSPropertyID>::const_iterator it = currKeyframe.properties().begin(); it != currKeyframe.properties().end(); ++it) 106 m_properties.add(*it); 107 } 108 } else { 109 for (HashSet<CSSPropertyID>::const_iterator it = keyframe.properties().begin(); it != keyframe.properties().end(); ++it) 110 m_properties.add(*it); 111 } 112} 113 114} // namespace WebCore 115