WebCore/WebKitCSSKeyframeRule.h

   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