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
46namespace blink {
47
48struct 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
123inline bool operator==(const WebFloatSize& a, const WebFloatSize& b)
124{
125    return a.width == b.width && a.height == b.height;
126}
127
128inline bool operator!=(const WebFloatSize& a, const WebFloatSize& b)
129{
130    return !(a == b);
131}
132
133} // namespace blink
134
135#endif
136