1/*
2 * Copyright (C) 2007, 2008, 2012 Apple Inc. All rights reserved.
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
6 * are met:
7 * 1. Redistributions of source code must retain the above copyright
8 *    notice, this list of conditions and the following disclaimer.
9 * 2. Redistributions in binary form must reproduce the above copyright
10 *    notice, this list of conditions and the following disclaimer in the
11 *    documentation and/or other materials provided with the distribution.
12 *
13 * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
16 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE COMPUTER, INC. OR
17 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
18 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
19 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
20 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
21 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
23 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
24 */
25
26#ifndef WebKitCSSKeyframeRule_h
27#define WebKitCSSKeyframeRule_h
28
29#include "CSSRule.h"
30
31namespace WebCore {
32
33class CSSStyleDeclaration;
34class MutableStylePropertySet;
35class StylePropertySet;
36class StyleRuleCSSStyleDeclaration;
37class WebKitCSSKeyframesRule;
38
39class StyleKeyframe : public RefCounted<StyleKeyframe> {
40    WTF_MAKE_FAST_ALLOCATED;
41public:
42    static PassRefPtr<StyleKeyframe> create()
43    {
44        return adoptRef(new StyleKeyframe());
45    }
46    ~StyleKeyframe();
47
48    String keyText() const { return m_key; }
49    void setKeyText(const String& s) { m_key = s; }
50
51    void getKeys(Vector<float>& keys) const   { parseKeyString(m_key, keys); }
52
53    const StylePropertySet* properties() const { return m_properties.get(); }
54    MutableStylePropertySet* mutableProperties();
55    void setProperties(PassRefPtr<StylePropertySet>);
56
57    String cssText() const;
58
59private:
60    StyleKeyframe();
61
62    static void parseKeyString(const String&, Vector<float>& keys);
63
64    RefPtr<StylePropertySet> m_properties;
65    // FIXME: This should be a parsed vector of floats.
66    // comma separated list of keys
67    String m_key;
68};
69
70class WebKitCSSKeyframeRule : public CSSRule {
71public:
72    virtual ~WebKitCSSKeyframeRule();
73
74    virtual CSSRule::Type type() const OVERRIDE { return WEBKIT_KEYFRAME_RULE; }
75    virtual String cssText() const OVERRIDE { return m_keyframe->cssText(); }
76    virtual void reattach(StyleRuleBase*) OVERRIDE;
77
78    String keyText() const { return m_keyframe->keyText(); }
79    void setKeyText(const String& s) { m_keyframe->setKeyText(s); }
80
81    CSSStyleDeclaration* style();
82
83private:
84    WebKitCSSKeyframeRule(StyleKeyframe*, WebKitCSSKeyframesRule* parent);
85
86    RefPtr<StyleKeyframe> m_keyframe;
87    mutable RefPtr<StyleRuleCSSStyleDeclaration> m_propertiesCSSOMWrapper;
88
89    friend class WebKitCSSKeyframesRule;
90};
91
92} // namespace WebCore
93
94#endif // WebKitCSSKeyframeRule_h
95