Line data Source code
1 : /* Copyright (C) 2021 Wildfire Games.
2 : * This file is part of 0 A.D.
3 : *
4 : * 0 A.D. is free software: you can redistribute it and/or modify
5 : * it under the terms of the GNU General Public License as published by
6 : * the Free Software Foundation, either version 2 of the License, or
7 : * (at your option) any later version.
8 : *
9 : * 0 A.D. 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
12 : * GNU General Public License for more details.
13 : *
14 : * You should have received a copy of the GNU General Public License
15 : * along with 0 A.D. If not, see <http://www.gnu.org/licenses/>.
16 : */
17 :
18 : #ifndef INCLUDED_CGUISIZE
19 : #define INCLUDED_CGUISIZE
20 :
21 : #include "maths/Rect.h"
22 : #include "ps/CStrForward.h"
23 : #include "scriptinterface/ScriptForward.h"
24 :
25 : /**
26 : * This class represents a rectangle relative to a parent rectangle
27 : * The value can be initialized from a string or JS object.
28 : */
29 18 : class CGUISize
30 : {
31 : public:
32 : // COPYABLE, since there are only primitives involved, making move and copy identical,
33 : // and since some temporaries cannot be avoided.
34 : CGUISize();
35 : CGUISize(const CRect& pixel, const CRect& percent);
36 :
37 : static CGUISize Full();
38 :
39 : /// Pixel modifiers
40 : CRect pixel;
41 :
42 : /// Percent modifiers
43 : CRect percent;
44 :
45 : /**
46 : * Get client area rectangle when the parent is given
47 : */
48 : CRect GetSize(const CRect& parent) const;
49 :
50 : /**
51 : * The value can be set from a string looking like:
52 : *
53 : * "0 0 100% 100%"
54 : * "50%-10 50%-10 50%+10 50%+10"
55 : *
56 : * i.e. First percent modifier, then + or - and the pixel modifier.
57 : * Although you can use just the percent or the pixel modifier. Notice
58 : * though that the percent modifier must always be the first when
59 : * both modifiers are inputted.
60 : *
61 : * @return true if success, otherwise size will remain unchanged.
62 : */
63 : bool FromString(const CStr8& Value);
64 :
65 6 : bool operator==(const CGUISize& other) const
66 : {
67 6 : return pixel == other.pixel && percent == other.percent;
68 : }
69 :
70 : void ToJSVal(const ScriptRequest& rq, JS::MutableHandleValue ret) const;
71 : bool FromJSVal(const ScriptRequest& rq, JS::HandleValue v);
72 : };
73 :
74 : #endif // INCLUDED_CGUISIZE
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