1 /* 2 * Copyright (C) 2013 Samsung Electronics. 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 are 6 * met: 7 * 8 * * Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * * Redistributions in binary form must reproduce the above 11 * copyright notice, this list of conditions and the following disclaimer 12 * in the documentation and/or other materials provided with the 13 * distribution. 14 * * Neither the name of Google Inc. nor the names of its 15 * contributors may be used to endorse or promote products derived from 16 * this software without specific prior written permission. 17 * 18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 19 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 20 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 21 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 22 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 23 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 24 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 29 */ 30 31 #ifndef SVGNumber_h 32 #define SVGNumber_h 33 34 #include "core/svg/properties/SVGPropertyTraits.h" 35 36 namespace WebCore { 37 38 class SVGNumber { 39 WTF_MAKE_FAST_ALLOCATED; 40 public: 41 SVGNumber() 42 : m_value(0) 43 { 44 } 45 46 SVGNumber(float value) 47 : m_value(value) 48 { 49 } 50 51 SVGNumber& operator+=(const SVGNumber& rhs) 52 { 53 m_value += rhs.value(); 54 return *this; 55 } 56 57 float value() const { return m_value; } 58 float& valueRef() { return m_value; } 59 String valueAsString() const { return String::number(m_value); } 60 void setValue(float value) { m_value = value; } 61 62 private: 63 float m_value; 64 }; 65 66 COMPILE_ASSERT(sizeof(SVGNumber) == sizeof(float), SVGNumber_same_size_as_float); 67 68 template<> 69 struct SVGPropertyTraits<SVGNumber> { 70 static SVGNumber initialValue() { return SVGNumber(); } 71 static String toString(const SVGNumber& type) { return type.valueAsString(); } 72 }; 73 74 } // namespace WebCore 75 76 #endif // SVGNumber_h 77