1 /*

     2  * Copyright (C) 2007, 2008 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 #include <wtf/PassRefPtr.h>

    31 #include <wtf/RefPtr.h>

    32 

    33 namespace WebCore {

    34 

    35 class CSSMutableStyleDeclaration;

    36 

    37 typedef int ExceptionCode;

    38 

    39 class WebKitCSSKeyframeRule : public CSSRule {

    40 public:

    41     static PassRefPtr<WebKitCSSKeyframeRule> create()

    42     {

    43         return adoptRef(new WebKitCSSKeyframeRule(0));

    44     }

    45     static PassRefPtr<WebKitCSSKeyframeRule> create(CSSStyleSheet* parent)

    46     {

    47         return adoptRef(new WebKitCSSKeyframeRule(parent));

    48     }

    49 

    50     virtual ~WebKitCSSKeyframeRule();

    51 

    52     virtual bool isKeyframeRule() { return true; }

    53 

    54     // Inherited from CSSRule

    55     virtual unsigned short type() const { return WEBKIT_KEYFRAME_RULE; }

    56 

    57     String keyText() const              { return m_key; }

    58     void setKeyText(const String& s)    { m_key = s; }

    59     

    60     void getKeys(Vector<float>& keys) const   { parseKeyString(m_key, keys); }

    61 

    62     CSSMutableStyleDeclaration* style() const { return m_style.get(); }

    63 

    64     virtual String cssText() const;

    65 

    66     // Not part of the CSSOM

    67     virtual bool parseString(const String&, bool = false);

    68     

    69     void setDeclaration(PassRefPtr<CSSMutableStyleDeclaration>);

    70 

    71     CSSMutableStyleDeclaration*         declaration()       { return m_style.get(); }

    72     const CSSMutableStyleDeclaration*   declaration() const { return m_style.get(); }

    73     

    74 private:

    75     static void parseKeyString(const String& s, Vector<float>& keys);

    76     

    77     WebKitCSSKeyframeRule(CSSStyleSheet* parent);

    78 

    79     RefPtr<CSSMutableStyleDeclaration> m_style;

    80     String m_key;        // comma separated list of keys

    81 };

    82 

    83 } // namespace WebCore

    84 

    85 #endif // WebKitCSSKeyframeRule_h