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#ifndef DEF_UCHAR_CLASS_H
#define DEF_UCHAR_CLASS_H
#include <types.h>
#ifndef THIS_IS_NOT_MELON
#include <common.h>
#endif
#define EOF "\3"
enum {
UE_UTF8,
UE_UTF16_LE,
UE_UTF16_BE,
UE_UTF32_LE,
UE_UTF32_BE,
};
union uchar_repr_t {
char c[4];
u32int i;
};
struct WChar {
u32int value;
static WChar CP437[]; //Codepage 437, used for conversion from/to ascii
WChar(); //Creates a null character
WChar(char c); //From ascii character
WChar(const char* c, u8int encoding = UE_UTF8); //From utf8 string
static u32int ucharLen(const char* c, u8int encoding = UE_UTF8); //Returns count of bytes in one unicode character
static u32int utfLen(const char* c, u8int encoding = UE_UTF8); //Returns count of utf8 characters in string
void affectAscii(char c);
u32int affectUtf8(const char* c);
u32int affectUtf16le(const char* c);
u32int affectUtf16be(const char* c);
u32int affectUtf32le(const char* c);
u32int affectUtf32be(const char* c);
u32int affect(const char* c, u8int encoding = UE_UTF8) {
if (encoding == UE_UTF8) return affectUtf8(c);
if (encoding == UE_UTF16_LE) return affectUtf16le(c);
if (encoding == UE_UTF16_BE) return affectUtf16be(c);
if (encoding == UE_UTF32_LE) return affectUtf32le(c);
if (encoding == UE_UTF32_BE) return affectUtf32be(c);
affectAscii(c[0]); //Default case :/
return 1;
}
u8int toAscii();
uchar_repr_t toUtf8();
uchar_repr_t toUtf16le();
uchar_repr_t toUtf16be();
uchar_repr_t toUtf32le();
uchar_repr_t toUtf32be();
uchar_repr_t encode(u8int encoding = UE_UTF8) {
if (encoding == UE_UTF8) return toUtf8();
//if (encoding == UE_UTF16_LE) return toUtf16le();
//if (encoding == UE_UTF16_BE) return toUtf16be();
if (encoding == UE_UTF32_LE) return toUtf32le();
if (encoding == UE_UTF32_BE) return toUtf32be();
uchar_repr_t x;
x.c[0] = toAscii();
return x;
}
inline WChar operator+ (u32int other) {
WChar r;
r.value = value + other;
return r;
}
inline WChar operator- (u32int other) {
WChar r;
r.value = value - other;
return r;
}
inline WChar& operator+= (u32int other) {
value += other;
return *this;
}
inline WChar& operator-= (u32int other) {
value -= other;
return *this;
}
inline bool operator== (u32int other) {
return value == other;
}
inline u32int operator= (u32int v) {
value = v;
return v;
}
inline operator u32int () const { return value; }
};
#endif
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