1 /* 2 * Copyright (C) 2013 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 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 WebFloatSize_h 32 #define WebFloatSize_h 33 34 #include "WebCommon.h" 35 36 #include <algorithm> 37 38 #if INSIDE_BLINK 39 #include "platform/geometry/FloatSize.h" 40 #else 41 #include <cmath> 42 #include <ui/gfx/geometry/size_f.h> 43 #include <ui/gfx/vector2d_f.h> 44 #endif 45 46 namespace blink { 47 48 struct WebFloatSize { 49 float width; 50 float height; 51 52 bool isEmpty() const { return width <= 0 || height <= 0; } 53 54 WebFloatSize() 55 : width(0) 56 , height(0) 57 { 58 } 59 60 WebFloatSize(float width, float height) 61 : width(width) 62 , height(height) 63 { 64 } 65 66 #if INSIDE_BLINK 67 WebFloatSize(const FloatSize& s) 68 : width(s.width()) 69 , height(s.height()) 70 { 71 } 72 73 WebFloatSize& operator=(const FloatSize& s) 74 { 75 width = s.width(); 76 height = s.height(); 77 return *this; 78 } 79 80 operator FloatSize() const 81 { 82 return FloatSize(width, height); 83 } 84 #else 85 WebFloatSize(const gfx::SizeF& s) 86 : width(s.width()) 87 , height(s.height()) 88 { 89 } 90 91 WebFloatSize(const gfx::Vector2dF& v) 92 : width(v.x()) 93 , height(v.y()) 94 { 95 } 96 97 WebFloatSize& operator=(const gfx::SizeF& s) 98 { 99 width = s.width(); 100 height = s.height(); 101 return *this; 102 } 103 104 WebFloatSize& operator=(const gfx::Vector2dF& v) 105 { 106 width = v.x(); 107 height = v.y(); 108 return *this; 109 } 110 111 operator gfx::SizeF() const 112 { 113 return gfx::SizeF(std::max(0.f, width), std::max(0.f, height)); 114 } 115 116 operator gfx::Vector2dF() const 117 { 118 return gfx::Vector2dF(width, height); 119 } 120 #endif 121 }; 122 123 inline bool operator==(const WebFloatSize& a, const WebFloatSize& b) 124 { 125 return a.width == b.width && a.height == b.height; 126 } 127 128 inline bool operator!=(const WebFloatSize& a, const WebFloatSize& b) 129 { 130 return !(a == b); 131 } 132 133 } // namespace blink 134 135 #endif 136