Mercurial > hgrepos > Python2 > PyMuPDF

annotate mupdf-source/thirdparty/tesseract/src/ccutil/unicharmap.h @ 17:dd9cdb856310

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Remove PKG-INFO from the because it is regenerated automatically for the sdist
author Franz Glasner <fzglas.hg@dom66.de>
date Thu, 18 Sep 2025 17:40:40 +0200
parents b50eed0cc0ef
children
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1 ///////////////////////////////////////////////////////////////////////
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2 // File: unicharmap.h
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3 // Description: Unicode character/ligature to integer id class.
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4 // Author: Thomas Kielbus
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5 // Created: Wed Jun 28 17:05:01 PDT 2006
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6 //
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7 // (C) Copyright 2006, Google Inc.
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8 // Licensed under the Apache License, Version 2.0 (the "License");
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9 // you may not use this file except in compliance with the License.
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10 // You may obtain a copy of the License at
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11 // http://www.apache.org/licenses/LICENSE-2.0
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12 // Unless required by applicable law or agreed to in writing, software
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13 // distributed under the License is distributed on an "AS IS" BASIS,
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14 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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15 // See the License for the specific language governing permissions and
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16 // limitations under the License.
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17 //
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18 ///////////////////////////////////////////////////////////////////////
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20 #ifndef TESSERACT_CCUTIL_UNICHARMAP_H_
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21 #define TESSERACT_CCUTIL_UNICHARMAP_H_
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23 #include <tesseract/unichar.h>
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25 namespace tesseract {
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27 // A UNICHARMAP stores unique unichars. Each of them is associated with one
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28 // UNICHAR_ID.
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29 class TESS_API UNICHARMAP {
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30 public:
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31 // Create an empty UNICHARMAP
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32 UNICHARMAP();
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34 ~UNICHARMAP();
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36 // Insert the given unichar representation in the UNICHARMAP and associate it
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37 // with the given id. The length of the representation MUST be non-zero.
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38 void insert(const char *const unichar_repr, UNICHAR_ID id);
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40 // Return the id associated with the given unichar representation,
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41 // this representation MUST exist within the UNICHARMAP. The first
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42 // length characters (maximum) from unichar_repr are used. The length
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43 // MUST be non-zero.
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44 UNICHAR_ID unichar_to_id(const char *const unichar_repr, int length) const;
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46 // Return true if the given unichar representation is already present in the
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47 // UNICHARMAP. The first length characters (maximum) from unichar_repr are
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48 // used. The length MUST be non-zero.
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49 bool contains(const char *const unichar_repr, int length) const;
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51 // Return the minimum number of characters that must be used from this string
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52 // to obtain a match in the UNICHARMAP.
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53 int minmatch(const char *const unichar_repr) const;
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55 // Clear the UNICHARMAP. All previous data is lost.
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56 void clear();
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58 private:
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59 // The UNICHARMAP is represented as a tree whose nodes are of type
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60 // UNICHARMAP_NODE.
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61 struct UNICHARMAP_NODE {
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62 UNICHARMAP_NODE();
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63 ~UNICHARMAP_NODE();
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65 UNICHARMAP_NODE *children;
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66 UNICHAR_ID id;
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67 };
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69 UNICHARMAP_NODE *nodes;
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70 };
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72 } // namespace tesseract
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74 #endif // TESSERACT_CCUTIL_UNICHARMAP_H_