1/*
2 * Copyright (C) 2010 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 WebFloatRect_h
32#define WebFloatRect_h
33
34#include "WebCommon.h"
35
36#if INSIDE_BLINK
37#include "platform/geometry/FloatRect.h"
38#else
39#include <algorithm>
40#include <cmath>
41#include <ui/gfx/rect_f.h>
42#endif
43
44namespace blink {
45
46struct WebFloatRect {
47    float x;
48    float y;
49    float width;
50    float height;
51
52    bool isEmpty() const { return width <= 0 || height <= 0; }
53
54    WebFloatRect()
55        : x(0)
56        , y(0)
57        , width(0)
58        , height(0)
59    {
60    }
61
62    WebFloatRect(float x, float y, float width, float height)
63        : x(x)
64        , y(y)
65        , width(width)
66        , height(height)
67    {
68    }
69
70#if INSIDE_BLINK
71    WebFloatRect(const FloatRect& r)
72        : x(r.x())
73        , y(r.y())
74        , width(r.width())
75        , height(r.height())
76    {
77    }
78
79    WebFloatRect& operator=(const FloatRect& r)
80    {
81        x = r.x();
82        y = r.y();
83        width = r.width();
84        height = r.height();
85        return *this;
86    }
87
88    operator FloatRect() const
89    {
90        return FloatRect(x, y, width, height);
91    }
92#else
93    WebFloatRect(const gfx::RectF& r)
94        : x(r.x())
95        , y(r.y())
96        , width(r.width())
97        , height(r.height())
98    {
99    }
100
101    WebFloatRect& operator=(const gfx::RectF& r)
102    {
103        x = r.x();
104        y = r.y();
105        width = r.width();
106        height = r.height();
107        return *this;
108    }
109
110    operator gfx::RectF() const
111    {
112        return gfx::RectF(x, y, std::max(0.0f, width), std::max(0.0f, height));
113    }
114#endif
115};
116
117inline bool operator==(const WebFloatRect& a, const WebFloatRect& b)
118{
119    return a.x == b.x && a.y == b.y && a.width == b.width && a.height == b.height;
120}
121
122inline bool operator!=(const WebFloatRect& a, const WebFloatRect& b)
123{
124    return !(a == b);
125}
126
127} // namespace blink
128
129#endif
130