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1 #pragma once
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2 #include "string_base.h"
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3 #include "fixed_map.h"
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4
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5 // This converts to ASCII *and* lowercases for simplified search matching
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6 namespace pfc {
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7 class CharStorage {
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8 public:
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9 CharStorage() { }
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10 template<typename TSource> CharStorage(const TSource& in) { Import(in); }
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11 template<typename TSource> const CharStorage& operator=(const TSource& in) { Import(in); return *this; }
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12
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13 const char* ptr() const { return m_data; }
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14
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15 void Import(t_uint32 c) {
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16 t_size l = pfc::utf8_encode_char(c, m_data);
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17 m_data[l] = 0;
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18 }
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19 void Import(const char* c) {
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20 PFC_ASSERT(strlen(c) < PFC_TABSIZE(m_data));
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21 #ifdef _MSC_VER
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22 strcpy_s(m_data, c);
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23 #else
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24 strcpy(m_data, c);
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25 #endif
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26 }
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27
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28 char m_data[16] = {};
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29 };
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30
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31 class CharDownConvert {
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32 public:
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33 CharDownConvert();
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34
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35 void TransformCharCachedAppend(t_uint32 c, pfc::string_base& out);
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36 void TransformStringAppend(pfc::string_base& out, const char* src, size_t len = SIZE_MAX);
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37 void TransformStringHere(pfc::string_base& out, const char* src, size_t len = SIZE_MAX);
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38 string8 TransformString(const char* src) { pfc::string8 ret; TransformStringAppend(ret, src); return ret; }
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39 void TransformString(pfc::string_base& out, const char* src) {
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40 out.reset(); TransformStringAppend(out, src);
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41 }
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42
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43 static CharDownConvert& instance();
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44
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45 struct charMapping_t {
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46 uint16_t from, to;
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47 };
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48 static const charMapping_t* mappings();
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49 static size_t numMappings();
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50
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51 private:
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52 fixed_map<uint32_t, CharStorage> m_charConvertMap;
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53 };
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54 }
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