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