1 /* 2 * Copyright (c) 2013, Opera Software ASA. 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 Opera Software ASA 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 BorderImageLengthBox_h 32 #define BorderImageLengthBox_h 33 34 #include "core/rendering/style/BorderImageLength.h" 35 36 namespace WebCore { 37 38 // Represents a computed border image width or outset. 39 // 40 // http://www.w3.org/TR/css3-background/#border-image-width 41 // http://www.w3.org/TR/css3-background/#border-image-outset 42 class BorderImageLengthBox { 43 public: BorderImageLengthBox(Length length)44 BorderImageLengthBox(Length length) 45 : m_left(length) 46 , m_right(length) 47 , m_top(length) 48 , m_bottom(length) 49 { 50 } 51 BorderImageLengthBox(double number)52 BorderImageLengthBox(double number) 53 : m_left(number) 54 , m_right(number) 55 , m_top(number) 56 , m_bottom(number) 57 { 58 } 59 BorderImageLengthBox(const BorderImageLength & top,const BorderImageLength & right,const BorderImageLength & bottom,const BorderImageLength & left)60 BorderImageLengthBox(const BorderImageLength& top, const BorderImageLength& right, 61 const BorderImageLength& bottom, const BorderImageLength& left) 62 : m_left(left) 63 , m_right(right) 64 , m_top(top) 65 , m_bottom(bottom) 66 { 67 } 68 left()69 const BorderImageLength& left() const { return m_left; } right()70 const BorderImageLength& right() const { return m_right; } top()71 const BorderImageLength& top() const { return m_top; } bottom()72 const BorderImageLength& bottom() const { return m_bottom; } 73 74 bool operator==(const BorderImageLengthBox& other) const 75 { 76 return m_left == other.m_left && m_right == other.m_right 77 && m_top == other.m_top && m_bottom == other.m_bottom; 78 } 79 80 bool operator!=(const BorderImageLengthBox& other) const 81 { 82 return !(*this == other); 83 } 84 nonZero()85 bool nonZero() const 86 { 87 return !(m_left.isZero() && m_right.isZero() && m_top.isZero() && m_bottom.isZero()); 88 } 89 90 private: 91 BorderImageLength m_left; 92 BorderImageLength m_right; 93 BorderImageLength m_top; 94 BorderImageLength m_bottom; 95 }; 96 97 } // namespace WebCore 98 99 #endif // BorderImageLengthBox_h 100