tesseract/ccutil/unicodes.h

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/**********************************************************************
* File: unicodes.h
* Description: Unicode related machinery
* Author: David Eger
* Created: Wed Jun 15 16:37:50 PST 2011
*
* (C) Copyright 2011, Google, Inc.
** Licensed under the Apache License, Version 2.0 (the "License");
** you may not use this file except in compliance with the License.
** You may obtain a copy of the License at
** http://www.apache.org/licenses/LICENSE-2.0
** Unless required by applicable law or agreed to in writing, software
** distributed under the License is distributed on an "AS IS" BASIS,
** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
** See the License for the specific language governing permissions and
** limitations under the License.
*
**********************************************************************/
#ifndef TESSERACT_CCUTIL_UNICODES_H__
#define TESSERACT_CCUTIL_UNICODES_H__
namespace tesseract {
extern const char *kUTF8LineSeparator;
extern const char *kUTF8ParagraphSeparator;
extern const char *kLRM; // Left-to-Right Mark
extern const char *kRLM; // Right-to-Left Mark
extern const char *kRLE; // Right-to-Left Embedding
extern const char *kPDF; // Pop Directional Formatting
// The following are confusable internal word punctuation symbols
// which we normalize to the first variant when matching in dawgs.
extern const char *kHyphenLikeUTF8[];
extern const char *kApostropheLikeUTF8[];
} // namespace
#endif // TESSERACT_CCUTIL_UNICODES_H__