1 | /* |
2 | Copyright (C) 2005, 2006 Apple Inc. All rights reserved. |
3 | |
4 | This library is free software; you can redistribute it and/or |
5 | modify it under the terms of the GNU Library General Public |
6 | License as published by the Free Software Foundation; either |
7 | version 2 of the License, or (at your option) any later version. |
8 | |
9 | This library is distributed in the hope that it will be useful, |
10 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
11 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
12 | Library General Public License for more details. |
13 | |
14 | You should have received a copy of the GNU Library General Public License |
15 | along with this library; see the file COPYING.LIB. If not, write to |
16 | the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, |
17 | Boston, MA 02110-1301, USA. |
18 | |
19 | |
20 | Some useful definitions needed for laying out elements |
21 | */ |
22 | |
23 | #pragma once |
24 | |
25 | #include "LayoutRect.h" |
26 | |
27 | namespace WebCore { |
28 | |
29 | struct GapRects { |
30 | const LayoutRect& left() const { return m_left; } |
31 | const LayoutRect& center() const { return m_center; } |
32 | const LayoutRect& right() const { return m_right; } |
33 | |
34 | void uniteLeft(const LayoutRect& r) { m_left.unite(r); } |
35 | void uniteCenter(const LayoutRect& r) { m_center.unite(r); } |
36 | void uniteRight(const LayoutRect& r) { m_right.unite(r); } |
37 | void unite(const GapRects& o) { uniteLeft(o.left()); uniteCenter(o.center()); uniteRight(o.right()); } |
38 | |
39 | operator LayoutRect() const |
40 | { |
41 | LayoutRect result = m_left; |
42 | result.unite(m_center); |
43 | result.unite(m_right); |
44 | return result; |
45 | } |
46 | |
47 | bool operator==(const GapRects& other) |
48 | { |
49 | return m_left == other.left() && m_center == other.center() && m_right == other.right(); |
50 | } |
51 | bool operator!=(const GapRects& other) { return !(*this == other); } |
52 | |
53 | private: |
54 | LayoutRect m_left; |
55 | LayoutRect m_center; |
56 | LayoutRect m_right; |
57 | }; |
58 | |
59 | } // namespace WebCore |
60 | |