Line data    Source code

       1             : /* -*- Mode: C; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
       2             :  *
       3             :  * This Source Code Form is subject to the terms of the Mozilla Public
       4             :  * License, v. 2.0. If a copy of the MPL was not distributed with this
       5             :  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
       6             : 
       7             : #include "nsBidi_ICU.h"
       8             : #include "ICUUtils.h"
       9             : 
      10           0 : nsBidi::nsBidi()
      11             : {
      12           0 :   mBiDi = ubidi_open();
      13           0 : }
      14             : 
      15           0 : nsBidi::~nsBidi()
      16             : {
      17           0 :   ubidi_close(mBiDi);
      18           0 : }
      19             : 
      20           0 : nsresult nsBidi::SetPara(const char16_t *aText, int32_t aLength,
      21             :                          nsBidiLevel aParaLevel)
      22             : {
      23           0 :   UErrorCode error = U_ZERO_ERROR;
      24           0 :   ubidi_setPara(mBiDi, reinterpret_cast<const UChar*>(aText), aLength,
      25           0 :                 aParaLevel, nullptr, &error);
      26           0 :   return ICUUtils::UErrorToNsResult(error);
      27             : }
      28             : 
      29           0 : nsresult nsBidi::GetDirection(nsBidiDirection* aDirection)
      30             : {
      31           0 :   *aDirection = nsBidiDirection(ubidi_getDirection(mBiDi));
      32           0 :   return NS_OK;
      33             : }
      34             : 
      35           0 : nsresult nsBidi::GetParaLevel(nsBidiLevel* aParaLevel)
      36             : {
      37           0 :   *aParaLevel = ubidi_getParaLevel(mBiDi);
      38           0 :   return NS_OK;
      39             : }
      40             : 
      41           0 : nsresult nsBidi::GetLogicalRun(int32_t aLogicalStart, int32_t* aLogicalLimit,
      42             :                                nsBidiLevel* aLevel)
      43             : {
      44           0 :   ubidi_getLogicalRun(mBiDi, aLogicalStart, aLogicalLimit, aLevel);
      45           0 :   return NS_OK;
      46             : }
      47             : 
      48           0 : nsresult nsBidi::CountRuns(int32_t* aRunCount)
      49             : {
      50           0 :   UErrorCode errorCode = U_ZERO_ERROR;
      51           0 :   *aRunCount = ubidi_countRuns(mBiDi, &errorCode);
      52           0 :   return ICUUtils::UErrorToNsResult(errorCode);
      53             : }
      54             : 
      55           0 : nsresult nsBidi::GetVisualRun(int32_t aRunIndex, int32_t* aLogicalStart,
      56             :                               int32_t* aLength, nsBidiDirection* aDirection)
      57             : {
      58           0 :   *aDirection = nsBidiDirection(ubidi_getVisualRun(mBiDi, aRunIndex,
      59             :                                                    aLogicalStart, aLength));
      60           0 :   return NS_OK;
      61             : }
      62             : 
      63           0 : nsresult nsBidi::ReorderVisual(const nsBidiLevel* aLevels, int32_t aLength,
      64             :                                int32_t* aIndexMap)
      65             : {
      66           0 :   ubidi_reorderVisual(aLevels, aLength, aIndexMap);
      67           0 :   return NS_OK;
      68             : }