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/* -*- C++ -*- */
#ifndef ENCODING_H__
#define ENCODING_H__
#include <vector>
#include <map>
#include <string>
#include "freetype/freetype.h"
#include "util.h"
class NumericMapping : public std::vector<int> {
public:
typedef unsigned long int Key_t;
NumericMapping (size_type n, FT_UShort p, FT_UShort enc):
std::vector<int>(n),
platform (p),
encoding (enc)
{
for (size_type i = 0; i < 0x20; i++) (*this)[i] = -1;
for (size_type i = 0x20; i < n; i++) (*this)[i] = i;
}
static inline Key_t cmapkey (FT_UShort p, FT_UShort e) {
return (p << 16) | e;
}
inline Key_t cmapkey (void) const {
return cmapkey (platform, encoding);
}
~NumericMapping (void) {};
FT_UShort platform;
FT_UShort encoding;
};
class Encoding;
class Encodings_t : public std::multimap<NumericMapping::Key_t, Encoding *> {
public:
Encodings_t (void);
protected:
void ReadEncodings (void);
};
typedef util::Singleton<Encodings_t> Encodings;
class Encoding {
public:
Encoding (unsigned int s = 0x100):size(s) {};
inline void AddMapping (NumericMapping *m) {
mappings[m->cmapkey ()] = m;
}
typedef std::map<NumericMapping::Key_t, NumericMapping *> MappingMap_t;
typedef struct {
unsigned int size;
unsigned int enc_size;
unsigned int start_code;
struct {
FT_UShort platform;
FT_UShort encoding;
int *mappingtable;
} mapdata;
const char *aliases[5];
} BuiltinEncoding_t;
Encoding (Encodings_t *, BuiltinEncoding_t *);
std::vector<std::string> names;
MappingMap_t mappings;
unsigned int size;
unsigned int enc_size;
unsigned int start_code;
static BuiltinEncoding_t builtin_encodings[];
};
#endif /* ENCODING_H__ */
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