Files
react-native/ReactCommon/react/renderer/core/LayoutMetrics.h
T
David Vacca 1ae76bf0dd Remove inner folders of react/renderer/core
Summary:
This diff removes the inner folder of react/renderer/core, moving all its files into react/renderer/core

This is necessary to simplify the compilation of Fabric in OSS

More details: https://fb.quip.com/amaRA631DX3K

changelog: [internal] Internal

Reviewed By: fkgozali, JoshuaGross

Differential Revision: D22875854

fbshipit-source-id: e2d969c3ec67eab1bbdc9288e5a4285c740fa944
2020-08-01 13:31:03 -07:00

67 lines
1.8 KiB
C++

/*
* Copyright (c) Facebook, Inc. and its affiliates.
*
* This source code is licensed under the MIT license found in the
* LICENSE file in the root directory of this source tree.
*/
#pragma once
#include <react/renderer/core/LayoutPrimitives.h>
#include <react/renderer/graphics/Geometry.h>
namespace facebook {
namespace react {
/*
* Describes results of layout process for particular shadow node.
*/
struct LayoutMetrics {
Rect frame;
EdgeInsets contentInsets{0};
EdgeInsets borderWidth{0};
DisplayType displayType{DisplayType::Flex};
LayoutDirection layoutDirection{LayoutDirection::Undefined};
Float pointScaleFactor{1.0};
EdgeInsets overflowInset{};
Rect getContentFrame() const {
return Rect{
Point{contentInsets.left, contentInsets.top},
Size{frame.size.width - contentInsets.left - contentInsets.right,
frame.size.height - contentInsets.top - contentInsets.bottom}};
}
bool operator==(const LayoutMetrics &rhs) const {
return std::tie(
this->frame,
this->contentInsets,
this->borderWidth,
this->displayType,
this->layoutDirection,
this->pointScaleFactor) ==
std::tie(
rhs.frame,
rhs.contentInsets,
rhs.borderWidth,
rhs.displayType,
rhs.layoutDirection,
rhs.pointScaleFactor);
}
bool operator!=(const LayoutMetrics &rhs) const {
return !(*this == rhs);
}
};
/*
* Represents some undefined, not-yet-computed or meaningless value of
* `LayoutMetrics` type.
* The value is comparable by equality with any other `LayoutMetrics` value.
*/
static LayoutMetrics const EmptyLayoutMetrics = {
/* .frame = */ {{0, 0}, {-1.0, -1.0}}};
} // namespace react
} // namespace facebook