1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
|
// Copyright (C) 2016 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
//! [0]
QSize t1(10, 12);
t1.scale(60, 60, Qt::IgnoreAspectRatio);
// t1 is (60, 60)
QSize t2(10, 12);
t2.scale(60, 60, Qt::KeepAspectRatio);
// t2 is (50, 60)
QSize t3(10, 12);
t3.scale(60, 60, Qt::KeepAspectRatioByExpanding);
// t3 is (60, 72)
//! [0]
//! [1]
QSize size(100, 10);
size.rwidth() += 20;
// size becomes (120,10)
//! [1]
//! [2]
QSize size(100, 10);
size.rheight() += 5;
// size becomes (100,15)
//! [2]
//! [3]
QSize s( 3, 7);
QSize r(-1, 4);
s += r;
// s becomes (2,11)
//! [3]
//! [4]
QSize s( 3, 7);
QSize r(-1, 4);
s -= r;
// s becomes (4,3)
//! [4]
//! [5]
QSizeF t1(10, 12);
t1.scale(60, 60, Qt::IgnoreAspectRatio);
// t1 is (60, 60)
QSizeF t2(10, 12);
t2.scale(60, 60, Qt::KeepAspectRatio);
// t2 is (50, 60)
QSizeF t3(10, 12);
t3.scale(60, 60, Qt::KeepAspectRatioByExpanding);
// t3 is (60, 72)
//! [5]
//! [6]
QSizeF size(100.3, 10);
size.rwidth() += 20.5;
// size becomes (120.8,10)
//! [6]
//! [7]
QSizeF size(100, 10.2);
size.rheight() += 5.5;
// size becomes (100,15.7)
//! [7]
//! [8]
QSizeF s( 3, 7);
QSizeF r(-1, 4);
s += r;
// s becomes (2,11)
//! [8]
//! [9]
QSizeF s( 3, 7);
QSizeF r(-1, 4);
s -= r;
// s becomes (4,3)
//! [9]
|
