1 /* 2 * Copyright (C) 2011 Google 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 * 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 3. Neither the name of Apple Computer, Inc. ("Apple") nor the names of 14 * its contributors may be used to endorse or promote products derived 15 * from this software without specific prior written permission. 16 * 17 * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY 18 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 19 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 20 * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY 21 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 22 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 23 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND 24 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27 */ 28 29 #ifndef CSSAspectRatioValue_h 30 #define CSSAspectRatioValue_h 31 32 #include "core/css/CSSValue.h" 33 34 namespace blink { 35 36 class CSSAspectRatioValue : public CSSValue { 37 public: create(float numeratorValue,float denominatorValue)38 static PassRefPtrWillBeRawPtr<CSSAspectRatioValue> create(float numeratorValue, float denominatorValue) 39 { 40 return adoptRefWillBeNoop(new CSSAspectRatioValue(numeratorValue, denominatorValue)); 41 } 42 43 String customCSSText() const; 44 numeratorValue()45 float numeratorValue() const { return m_numeratorValue; } denominatorValue()46 float denominatorValue() const { return m_denominatorValue; } 47 48 bool equals(const CSSAspectRatioValue&) const; 49 traceAfterDispatch(Visitor * visitor)50 void traceAfterDispatch(Visitor* visitor) { CSSValue::traceAfterDispatch(visitor); } 51 52 private: CSSAspectRatioValue(float numeratorValue,float denominatorValue)53 CSSAspectRatioValue(float numeratorValue, float denominatorValue) 54 : CSSValue(AspectRatioClass) 55 , m_numeratorValue(numeratorValue) 56 , m_denominatorValue(denominatorValue) 57 { 58 } 59 60 float m_numeratorValue; 61 float m_denominatorValue; 62 }; 63 64 DEFINE_CSS_VALUE_TYPE_CASTS(CSSAspectRatioValue, isAspectRatioValue()); 65 66 } 67 68 #endif 69