jiuyiUniapp/service/node_modules/react-native/ReactCommon/react/renderer/textlayoutmanager/TextLayoutContext.h

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2025-02-13 09:59:20 +08:00
/*
* Copyright (c) Meta Platforms, Inc. and 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/graphics/Float.h>
namespace facebook::react {
/*
* TextLayoutContext: Additional contextual information useful for text
* measurement.
*/
struct TextLayoutContext {
/*
* Reflects the scale factor needed to convert from the logical coordinate
* space into the device coordinate space of the physical screen.
* Some layout systems *might* use this to round layout metric values
* to `pixel value`.
*/
Float pointScaleFactor{1.0};
};
inline bool operator==(
const TextLayoutContext& lhs,
const TextLayoutContext& rhs) {
return std::tie(lhs.pointScaleFactor) == std::tie(rhs.pointScaleFactor);
}
inline bool operator!=(
const TextLayoutContext& lhs,
const TextLayoutContext& rhs) {
return !(lhs == rhs);
}
} // namespace facebook::react