69 lines
1.9 KiB
C++
69 lines
1.9 KiB
C++
/* -*- Mode: C; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "nsBidi.h"
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#include "ICUUtils.h"
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nsBidi::nsBidi()
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{
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mBiDi = ubidi_open();
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}
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nsBidi::~nsBidi()
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{
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ubidi_close(mBiDi);
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}
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nsresult nsBidi::SetPara(const char16_t *aText, int32_t aLength,
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nsBidiLevel aParaLevel)
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{
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UErrorCode error = U_ZERO_ERROR;
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ubidi_setPara(mBiDi, reinterpret_cast<const UChar*>(aText), aLength,
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aParaLevel, nullptr, &error);
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return ICUUtils::UErrorToNsResult(error);
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}
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nsresult nsBidi::GetDirection(nsBidiDirection* aDirection)
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{
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*aDirection = nsBidiDirection(ubidi_getDirection(mBiDi));
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return NS_OK;
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}
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nsresult nsBidi::GetParaLevel(nsBidiLevel* aParaLevel)
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{
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*aParaLevel = ubidi_getParaLevel(mBiDi);
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return NS_OK;
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}
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nsresult nsBidi::GetLogicalRun(int32_t aLogicalStart, int32_t* aLogicalLimit,
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nsBidiLevel* aLevel)
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{
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ubidi_getLogicalRun(mBiDi, aLogicalStart, aLogicalLimit, aLevel);
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return NS_OK;
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}
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nsresult nsBidi::CountRuns(int32_t* aRunCount)
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{
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UErrorCode errorCode = U_ZERO_ERROR;
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*aRunCount = ubidi_countRuns(mBiDi, &errorCode);
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return ICUUtils::UErrorToNsResult(errorCode);
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}
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nsresult nsBidi::GetVisualRun(int32_t aRunIndex, int32_t* aLogicalStart,
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int32_t* aLength, nsBidiDirection* aDirection)
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{
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*aDirection = nsBidiDirection(ubidi_getVisualRun(mBiDi, aRunIndex,
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aLogicalStart, aLength));
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return NS_OK;
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}
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nsresult nsBidi::ReorderVisual(const nsBidiLevel* aLevels, int32_t aLength,
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int32_t* aIndexMap)
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{
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ubidi_reorderVisual(aLevels, aLength, aIndexMap);
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return NS_OK;
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}
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