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
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
|
// Copyright (c) 2012 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "ui/gfx/geometry/size.h"
#if defined(OS_WIN)
#include <windows.h>
#elif defined(OS_IOS)
#include <CoreGraphics/CoreGraphics.h>
#elif defined(OS_MACOSX)
#include <ApplicationServices/ApplicationServices.h>
#endif
#include "base/numerics/clamped_math.h"
#include "base/numerics/safe_math.h"
#include "base/strings/stringprintf.h"
#include "build/build_config.h"
#include "ui/gfx/geometry/safe_integer_conversions.h"
#include "ui/gfx/geometry/size_conversions.h"
namespace gfx {
#if defined(OS_MACOSX) || defined(OS_IOS)
Size::Size(const CGSize& s)
: width_(s.width < 0 ? 0 : s.width),
height_(s.height < 0 ? 0 : s.height) {
}
Size& Size::operator=(const CGSize& s) {
set_width(s.width);
set_height(s.height);
return *this;
}
#endif
#if defined(OS_WIN)
SIZE Size::ToSIZE() const {
SIZE s;
s.cx = width();
s.cy = height();
return s;
}
#elif defined(OS_MACOSX) || defined(OS_IOS)
CGSize Size::ToCGSize() const {
return CGSizeMake(width(), height());
}
#endif
int Size::GetArea() const {
return GetCheckedArea().ValueOrDie();
}
base::CheckedNumeric<int> Size::GetCheckedArea() const {
base::CheckedNumeric<int> checked_area = width();
checked_area *= height();
return checked_area;
}
void Size::Enlarge(int grow_width, int grow_height) {
SetSize(base::ClampAdd(width(), grow_width),
base::ClampAdd(height(), grow_height));
}
void Size::SetToMin(const Size& other) {
width_ = width() <= other.width() ? width() : other.width();
height_ = height() <= other.height() ? height() : other.height();
}
void Size::SetToMax(const Size& other) {
width_ = width() >= other.width() ? width() : other.width();
height_ = height() >= other.height() ? height() : other.height();
}
std::string Size::ToString() const {
return base::StringPrintf("%dx%d", width(), height());
}
Size ScaleToCeiledSize(const Size& size, float x_scale, float y_scale) {
if (x_scale == 1.f && y_scale == 1.f)
return size;
return ToCeiledSize(ScaleSize(gfx::SizeF(size), x_scale, y_scale));
}
Size ScaleToCeiledSize(const Size& size, float scale) {
if (scale == 1.f)
return size;
return ToCeiledSize(ScaleSize(gfx::SizeF(size), scale, scale));
}
Size ScaleToFlooredSize(const Size& size, float x_scale, float y_scale) {
if (x_scale == 1.f && y_scale == 1.f)
return size;
return ToFlooredSize(ScaleSize(gfx::SizeF(size), x_scale, y_scale));
}
Size ScaleToFlooredSize(const Size& size, float scale) {
if (scale == 1.f)
return size;
return ToFlooredSize(ScaleSize(gfx::SizeF(size), scale, scale));
}
Size ScaleToRoundedSize(const Size& size, float x_scale, float y_scale) {
if (x_scale == 1.f && y_scale == 1.f)
return size;
return ToRoundedSize(ScaleSize(gfx::SizeF(size), x_scale, y_scale));
}
Size ScaleToRoundedSize(const Size& size, float scale) {
if (scale == 1.f)
return size;
return ToRoundedSize(ScaleSize(gfx::SizeF(size), scale, scale));
}
} // namespace gfx
|