1 | /* |
2 | Copyright (C) 2006-2017 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 | #pragma once |
21 | |
22 | #include "Length.h" |
23 | |
24 | namespace WebCore { |
25 | |
26 | struct LengthSize { |
27 | Length width; |
28 | Length height; |
29 | |
30 | bool isEmpty() const { return width.isZero() || height.isZero(); } |
31 | }; |
32 | |
33 | ALWAYS_INLINE bool operator==(const LengthSize& a, const LengthSize& b) |
34 | { |
35 | return a.width == b.width && a.height == b.height; |
36 | } |
37 | |
38 | inline LengthSize blend(const LengthSize& from, const LengthSize& to, double progress) |
39 | { |
40 | return { blend(from.width, to.width, progress), blend(from.height, to.height, progress) }; |
41 | } |
42 | |
43 | WTF::TextStream& operator<<(WTF::TextStream&, const LengthSize&); |
44 | |
45 | } // namespace WebCore |
46 | |