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Serenity Operating System
1/*
2 * Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions are met:
7 *
8 * 1. Redistributions of source code must retain the above copyright notice, this
9 * list of conditions and the following disclaimer.
10 *
11 * 2. Redistributions in binary form must reproduce the above copyright notice,
12 * this list of conditions and the following disclaimer in the documentation
13 * and/or other materials provided with the distribution.
14 *
15 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
16 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
17 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
18 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
19 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
20 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
21 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
22 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
23 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
24 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
25 */
26
27#pragma once
28
29namespace GUI {
30
31class Margins {
32public:
33 Margins() {}
34 Margins(int left, int top, int right, int bottom)
35 : m_left(left)
36 , m_top(top)
37 , m_right(right)
38 , m_bottom(bottom)
39 {
40 }
41 ~Margins() {}
42
43 bool is_null() const { return !m_left && !m_top && !m_right && !m_bottom; }
44
45 int left() const { return m_left; }
46 int top() const { return m_top; }
47 int right() const { return m_right; }
48 int bottom() const { return m_bottom; }
49
50 void set_left(int value) { m_left = value; }
51 void set_top(int value) { m_top = value; }
52 void set_right(int value) { m_right = value; }
53 void set_bottom(int value) { m_bottom = value; }
54
55 bool operator==(const Margins& other) const
56 {
57 return m_left == other.m_left
58 && m_top == other.m_top
59 && m_right == other.m_right
60 && m_bottom == other.m_bottom;
61 }
62
63private:
64 int m_left { 0 };
65 int m_top { 0 };
66 int m_right { 0 };
67 int m_bottom { 0 };
68};
69}