From 6bf0a5cb5034a7e684dcc3500e841785237ce2dd Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 7 Apr 2024 19:32:43 +0200 Subject: Adding upstream version 1:115.7.0. Signed-off-by: Daniel Baumann --- intl/components/src/BidiEmbeddingLevel.cpp | 53 ++++++++++++++++++++++++++++++ 1 file changed, 53 insertions(+) create mode 100644 intl/components/src/BidiEmbeddingLevel.cpp (limited to 'intl/components/src/BidiEmbeddingLevel.cpp') diff --git a/intl/components/src/BidiEmbeddingLevel.cpp b/intl/components/src/BidiEmbeddingLevel.cpp new file mode 100644 index 0000000000..d3ef5da937 --- /dev/null +++ b/intl/components/src/BidiEmbeddingLevel.cpp @@ -0,0 +1,53 @@ +/* This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ + +#include "mozilla/intl/BidiEmbeddingLevel.h" +#include "mozilla/Casting.h" +#include "mozilla/intl/ICU4CGlue.h" + +#include "unicode/ubidi.h" + +namespace mozilla::intl { + +bool BidiEmbeddingLevel::IsDefaultLTR() const { + return mValue == UBIDI_DEFAULT_LTR; +}; + +bool BidiEmbeddingLevel::IsDefaultRTL() const { + return mValue == UBIDI_DEFAULT_RTL; +}; + +bool BidiEmbeddingLevel::IsRTL() const { + // If the least significant bit is 1, then the embedding level + // is right-to-left. + // If the least significant bit is 0, then the embedding level + // is left-to-right. + return (mValue & 0x1) == 1; +}; + +bool BidiEmbeddingLevel::IsLTR() const { return !IsRTL(); }; + +bool BidiEmbeddingLevel::IsSameDirection(BidiEmbeddingLevel aOther) const { + return (((mValue ^ aOther) & 1) == 0); +} + +BidiEmbeddingLevel BidiEmbeddingLevel::LTR() { return BidiEmbeddingLevel(0); }; + +BidiEmbeddingLevel BidiEmbeddingLevel::RTL() { return BidiEmbeddingLevel(1); }; + +BidiEmbeddingLevel BidiEmbeddingLevel::DefaultLTR() { + return BidiEmbeddingLevel(UBIDI_DEFAULT_LTR); +}; + +BidiEmbeddingLevel BidiEmbeddingLevel::DefaultRTL() { + return BidiEmbeddingLevel(UBIDI_DEFAULT_RTL); +}; + +BidiDirection BidiEmbeddingLevel::Direction() { + return IsRTL() ? BidiDirection::RTL : BidiDirection::LTR; +}; + +uint8_t BidiEmbeddingLevel::Value() const { return mValue; } + +} // namespace mozilla::intl -- cgit v1.2.3