1 // Copyright 2014 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
5 #include "apps/size_constraints.h"
9 #include "ui/gfx/insets.h"
13 SizeConstraints::SizeConstraints()
14 : maximum_size_(kUnboundedSize
, kUnboundedSize
) {}
16 SizeConstraints::SizeConstraints(const gfx::Size
& min_size
,
17 const gfx::Size
& max_size
)
18 : minimum_size_(min_size
), maximum_size_(max_size
) {}
20 SizeConstraints::~SizeConstraints() {}
23 gfx::Size
SizeConstraints::AddFrameToConstraints(
24 const gfx::Size
& size_constraints
,
25 const gfx::Insets
& frame_insets
) {
27 size_constraints
.width() == kUnboundedSize
29 : size_constraints
.width() + frame_insets
.width(),
30 size_constraints
.height() == kUnboundedSize
32 : size_constraints
.height() + frame_insets
.height());
35 gfx::Size
SizeConstraints::ClampSize(gfx::Size size
) const {
36 const gfx::Size max_size
= GetMaximumSize();
37 if (max_size
.width() != kUnboundedSize
)
38 size
.set_width(std::min(size
.width(), max_size
.width()));
39 if (max_size
.height() != kUnboundedSize
)
40 size
.set_height(std::min(size
.height(), max_size
.height()));
41 size
.SetToMax(GetMinimumSize());
45 bool SizeConstraints::HasMinimumSize() const {
46 const gfx::Size min_size
= GetMinimumSize();
47 return min_size
.width() != kUnboundedSize
||
48 min_size
.height() != kUnboundedSize
;
51 bool SizeConstraints::HasMaximumSize() const {
52 const gfx::Size max_size
= GetMaximumSize();
53 return max_size
.width() != kUnboundedSize
||
54 max_size
.height() != kUnboundedSize
;
57 bool SizeConstraints::HasFixedSize() const {
58 return !GetMinimumSize().IsEmpty() && GetMinimumSize() == GetMaximumSize();
61 gfx::Size
SizeConstraints::GetMinimumSize() const {
65 gfx::Size
SizeConstraints::GetMaximumSize() const {
67 maximum_size_
.width() == kUnboundedSize
69 : std::max(maximum_size_
.width(), minimum_size_
.width()),
70 maximum_size_
.height() == kUnboundedSize
72 : std::max(maximum_size_
.height(), minimum_size_
.height()));
75 void SizeConstraints::set_minimum_size(const gfx::Size
& min_size
) {
76 minimum_size_
= min_size
;
79 void SizeConstraints::set_maximum_size(const gfx::Size
& max_size
) {
80 maximum_size_
= max_size
;