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// Copyright 2019 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "ui/views/layout/layout_types.h"
#include <algorithm>
#include "base/strings/strcat.h"
#include "base/strings/string_number_conversions.h"
#include "ui/base/metadata/base_type_conversion.h"
namespace views {
// SizeBound -------------------------------------------------------------------
void SizeBound::operator+=(const SizeBound& rhs) {
if (!rhs.is_bounded()) {
bound_.reset();
} else if (is_bounded()) {
*bound_ += rhs.value();
}
}
void SizeBound::operator-=(const SizeBound& rhs) {
if (!rhs.is_bounded()) {
bound_ = 0;
} else if (is_bounded()) {
*bound_ -= rhs.value();
}
}
std::string SizeBound::ToString() const {
return is_bounded() ? base::NumberToString(*bound_) : "_";
}
SizeBound operator+(const SizeBound& lhs, const SizeBound& rhs) {
SizeBound result = lhs;
result += rhs;
return result;
}
SizeBound operator-(const SizeBound& lhs, const SizeBound& rhs) {
SizeBound result = lhs;
result -= rhs;
return result;
}
// SizeBounds ------------------------------------------------------------------
void SizeBounds::Enlarge(int width, int height) {
width_ = std::max<SizeBound>(0, width_ + width);
height_ = std::max<SizeBound>(0, height_ + height);
}
SizeBounds SizeBounds::Inset(const gfx::Insets& inset) const {
SizeBounds new_size_bounds(*this);
new_size_bounds.Enlarge(-inset.width(), -inset.height());
return new_size_bounds;
}
std::string SizeBounds::ToString() const {
return base::StrCat({width_.ToString(), " x ", height_.ToString()});
}
bool CanFitInBounds(const gfx::Size& size, const SizeBounds& bounds) {
return bounds.width() >= size.width() && bounds.height() >= size.height();
}
} // namespace views
DEFINE_ENUM_CONVERTERS(views::LayoutAlignment,
{views::LayoutAlignment::kStart, u"kStart"},
{views::LayoutAlignment::kCenter, u"kCenter"},
{views::LayoutAlignment::kEnd, u"kEnd"},
{views::LayoutAlignment::kStretch, u"kStretch"})
DEFINE_ENUM_CONVERTERS(views::LayoutOrientation,
{views::LayoutOrientation::kHorizontal, u"kHorizontal"},
{views::LayoutOrientation::kVertical, u"kVertical"})
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