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 CSSKeyframeRule_h 27 #define CSSKeyframeRule_h 28 29 #include "core/css/CSSRule.h" 30 31 namespace WebCore { 32 33 class CSSStyleDeclaration; 34 class MutableStylePropertySet; 35 class StylePropertySet; 36 class StyleRuleCSSStyleDeclaration; 37 class CSSKeyframesRule; 38 39 class StyleKeyframe : public RefCounted<StyleKeyframe> { 40 WTF_MAKE_FAST_ALLOCATED; 41 public: 42 static PassRefPtr<StyleKeyframe> create() 43 { 44 return adoptRef(new StyleKeyframe()); 45 } 46 ~StyleKeyframe(); 47 48 String keyText() const { return m_key; } 49 // FIXME: Should we trim whitespace? 50 // FIXME: Should we leave keyText unchanged when attempting to set to an 51 // invalid string? 52 void setKeyText(const String& s) { m_key = s; } 53 54 void getKeys(Vector<float>& keys) const { parseKeyString(m_key, keys); } 55 56 const StylePropertySet* properties() const { return m_properties.get(); } 57 MutableStylePropertySet* mutableProperties(); 58 void setProperties(PassRefPtr<StylePropertySet>); 59 60 String cssText() const; 61 62 private: 63 StyleKeyframe(); 64 65 static void parseKeyString(const String&, Vector<float>& keys); 66 67 RefPtr<StylePropertySet> m_properties; 68 // FIXME: This should be a parsed vector of floats. 69 // comma separated list of keys 70 String m_key; 71 }; 72 73 class CSSKeyframeRule : public CSSRule { 74 public: 75 virtual ~CSSKeyframeRule(); 76 77 virtual CSSRule::Type type() const OVERRIDE { return WEBKIT_KEYFRAME_RULE; } 78 virtual String cssText() const OVERRIDE { return m_keyframe->cssText(); } 79 virtual void reattach(StyleRuleBase*) OVERRIDE; 80 81 String keyText() const { return m_keyframe->keyText(); } 82 void setKeyText(const String& s) { m_keyframe->setKeyText(s); } 83 84 CSSStyleDeclaration* style() const; 85 86 private: 87 CSSKeyframeRule(StyleKeyframe*, CSSKeyframesRule* parent); 88 89 RefPtr<StyleKeyframe> m_keyframe; 90 mutable RefPtr<StyleRuleCSSStyleDeclaration> m_propertiesCSSOMWrapper; 91 92 friend class CSSKeyframesRule; 93 }; 94 95 } // namespace WebCore 96 97 #endif // CSSKeyframeRule_h 98