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#include "RenderObject.h" 25 26namespace WebCore { 27 28KeyframeList::~KeyframeList() 29{ 30 clear(); 31} 32 33void KeyframeList::clear() 34{ 35 m_keyframes.clear(); 36 m_properties.clear(); 37} 38 39bool KeyframeList::operator==(const KeyframeList& o) const 40{ 41 if (m_keyframes.size() != o.m_keyframes.size()) 42 return false; 43 44 Vector<KeyframeValue>::const_iterator it2 = o.m_keyframes.begin(); 45 for (Vector<KeyframeValue>::const_iterator it1 = m_keyframes.begin(); it1 != m_keyframes.end(); ++it1) { 46 if (it1->key() != it2->key()) 47 return false; 48 const RenderStyle& style1 = *it1->style(); 49 const RenderStyle& style2 = *it2->style(); 50 if (style1 != style2) 51 return false; 52 ++it2; 53 } 54 55 return true; 56} 57 58void KeyframeList::insert(const KeyframeValue& keyframe) 59{ 60 if (keyframe.key() < 0 || keyframe.key() > 1) 61 return; 62 63 bool inserted = false; 64 bool replaced = false; 65 for (size_t i = 0; i < m_keyframes.size(); ++i) { 66 if (m_keyframes[i].key() == keyframe.key()) { 67 m_keyframes[i] = keyframe; 68 replaced = true; 69 break; 70 } 71 72 if (m_keyframes[i].key() > keyframe.key()) { 73 // insert before 74 m_keyframes.insert(i, keyframe); 75 inserted = true; 76 break; 77 } 78 } 79 80 if (!replaced && !inserted) 81 m_keyframes.append(keyframe); 82 83 if (replaced) { 84 // We have to rebuild the properties list from scratch. 85 m_properties.clear(); 86 for (Vector<KeyframeValue>::const_iterator it = m_keyframes.begin(); it != m_keyframes.end(); ++it) { 87 const KeyframeValue& currKeyframe = *it; 88 for (HashSet<CSSPropertyID>::const_iterator it = currKeyframe.properties().begin(); it != currKeyframe.properties().end(); ++it) 89 m_properties.add(*it); 90 } 91 } else { 92 for (HashSet<CSSPropertyID>::const_iterator it = keyframe.properties().begin(); it != keyframe.properties().end(); ++it) 93 m_properties.add(*it); 94 } 95} 96 97} // namespace WebCore 98