/usr/include/opencc/Segments.hpp is in libopencc-dev 1.0.4-5.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 | /*
* Open Chinese Convert
*
* Copyright 2010-2014 BYVoid <byvoid@byvoid.com>
*
* 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.
*/
#pragma once
#include "Common.hpp"
namespace opencc {
/**
* Segmented text
* @ingroup opencc_cpp_api
*/
class OPENCC_EXPORT Segments {
public:
Segments() {}
Segments(std::initializer_list<const char*> initList) {
for (const string& item : initList) {
AddSegment(item);
}
}
Segments(std::initializer_list<string> initList) {
for (const string& item : initList) {
AddSegment(item);
}
}
void AddSegment(const char* unmanagedString) {
indexes.push_back(std::make_pair(unmanaged.size(), false));
unmanaged.push_back(unmanagedString);
}
void AddSegment(const string& str) {
indexes.push_back(std::make_pair(managed.size(), true));
managed.push_back(str);
}
class iterator : public std::iterator<std::input_iterator_tag, const char*> {
public:
iterator(const Segments* const _segments, size_t _cursor)
: segments(_segments), cursor(_cursor) {}
iterator& operator++() {
cursor++;
return *this;
}
bool operator==(const iterator& that) const {
return cursor == that.cursor && segments == that.segments;
}
bool operator!=(const iterator& that) const {
return !this->operator==(that);
}
const char* operator*() const { return segments->At(cursor); }
private:
const Segments* const segments;
size_t cursor;
};
const char* At(size_t cursor) const {
const auto& index = indexes[cursor];
if (index.second) {
return managed[index.first].c_str();
} else {
return unmanaged[index.first];
}
}
size_t Length() const { return indexes.size(); }
iterator begin() const { return iterator(this, 0); }
iterator end() const { return iterator(this, indexes.size()); }
string ToString() const {
// TODO implement a nested structure to reduce concatenation,
// like a purely functional differential list
std::ostringstream buffer;
for (const char* segment : *this) {
buffer << segment;
}
return buffer.str();
}
private:
Segments(const Segments&) {}
vector<const char*> unmanaged;
vector<string> managed;
// index, managed
vector<std::pair<size_t, bool>> indexes;
};
}
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