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
26 namespace WebCore {
27
~KeyframeList()28 KeyframeList::~KeyframeList()
29 {
30 clear();
31 }
32
clear()33 void KeyframeList::clear()
34 {
35 m_keyframes.clear();
36 m_properties.clear();
37 }
38
operator ==(const KeyframeList & o) const39 bool 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
insert(const KeyframeValue & keyframe)58 void 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<int>::const_iterator it = currKeyframe.properties().begin(); it != currKeyframe.properties().end(); ++it)
89 m_properties.add(*it);
90 }
91 } else {
92 for (HashSet<int>::const_iterator it = keyframe.properties().begin(); it != keyframe.properties().end(); ++it)
93 m_properties.add(*it);
94 }
95 }
96
97 } // namespace WebCore
98