Xteink-X4-crosspoint-reader/lib/Epub/Epub/hyphenation/LanguageRegistry.cpp
2026-01-28 07:10:19 +01:00

49 lines
2.0 KiB
C++

#include "LanguageRegistry.h"
#include <algorithm>
#include <array>
#include "HyphenationCommon.h"
#include "generated/hyph-de.trie.h"
#include "generated/hyph-en.trie.h"
#include "generated/hyph-es.trie.h"
#include "generated/hyph-fr.trie.h"
#include "generated/hyph-it.trie.h"
#include "generated/hyph-ru.trie.h"
namespace {
// English hyphenation patterns (3/3 minimum prefix/suffix length)
LanguageHyphenator englishHyphenator(en_us_patterns, isLatinLetter, toLowerLatin, 3, 3);
LanguageHyphenator frenchHyphenator(fr_patterns, isLatinLetter, toLowerLatin);
LanguageHyphenator germanHyphenator(de_patterns, isLatinLetter, toLowerLatin);
LanguageHyphenator russianHyphenator(ru_ru_patterns, isCyrillicLetter, toLowerCyrillic);
LanguageHyphenator spanishHyphenator(es_patterns, isLatinLetter, toLowerLatin);
LanguageHyphenator italianHyphenator(it_patterns, isLatinLetter, toLowerLatin);
using EntryArray = std::array<LanguageEntry, 6>;
const EntryArray& entries() {
static const EntryArray kEntries = {{{"english", "en", &englishHyphenator},
{"french", "fr", &frenchHyphenator},
{"german", "de", &germanHyphenator},
{"russian", "ru", &russianHyphenator},
{"spanish", "es", &spanishHyphenator},
{"italian", "it", &italianHyphenator}}};
return kEntries;
}
} // namespace
const LanguageHyphenator* getLanguageHyphenatorForPrimaryTag(const std::string& primaryTag) {
const auto& allEntries = entries();
const auto it = std::find_if(allEntries.begin(), allEntries.end(),
[&primaryTag](const LanguageEntry& entry) { return primaryTag == entry.primaryTag; });
return (it != allEntries.end()) ? it->hyphenator : nullptr;
}
LanguageEntryView getLanguageEntries() {
const auto& allEntries = entries();
return LanguageEntryView{allEntries.data(), allEntries.size()};
}