void String::SetUTF8FromWChar(const wchar_t* str)
{
char temp[7];
Clear();
if (!str)
return;
#ifdef _WIN32
while (*str)
{
unsigned unicodeChar = DecodeUTF16(str);
char* dest = temp;
EncodeUTF8(dest, unicodeChar);
*dest = 0;
Append(temp);
}
#else
while (*str)
{
char* dest = temp;
EncodeUTF8(dest, (unsigned)*str++);
*dest = 0;
Append(temp);
}
#endif
}
//----------------------------------------------------------------------------
int GetTextLength(const char *text)
{
if (mEncoding == UTF16)
{
int textLen = 0;
for (;;)
{
unsigned int len;
int r = DecodeUTF16((const unsigned char *)&text[textLen], &len);
if (r > 0)
{
textLen += len;
}
else if (r < 0)
{
textLen++;
}
else
return textLen;
}
}
// Both UTF8 and standard ASCII strings can use strlen
return (int)strlen(text);
}
static int Font_GetTextLength ( const char *text )
{
EFontTextEncoding encoding = cur_pFont->encoding;
int textLen = 0;
if ( encoding == UTF16 )
{
for ( ;; )
{
unsigned int len;
int r = DecodeUTF16 ( &text[textLen], &len );
if ( r > 0 )
textLen += len;
else if ( r < 0 )
textLen++;
else
return textLen;
}
}
return strlen ( text );
}
//----------------------------------------------------------------------------
int GetTextChar(const char *text, int pos, int *nextPos=0)
{
int ch;
unsigned int len;
if (mEncoding == UTF8)
{
ch = DecodeUTF8((const unsigned char *)&text[pos], &len);
if (ch == -1) len = 1;
}
else if (mEncoding == UTF16)
{
ch = DecodeUTF16((const unsigned char *)&text[pos], &len);
if (ch == -1) len = 2;
}
else
{
len = 1;
ch = (unsigned char)text[pos];
}
if (nextPos) *nextPos = pos + len;
return ch;
}
static int Font_GetTextChar ( const char *text, int pos, int *nextPos )
{
int ch;
unsigned int len;
EFontTextEncoding encoding = cur_pFont->encoding;
if ( encoding == UTF8 )
{
ch = DecodeUTF8 ( &text[pos], &len );
if ( ch == -1 ) len = 1;
}
else if ( encoding == UTF16 )
{
ch = DecodeUTF16 ( &text[pos], &len );
if ( ch == -1 ) len = 2;
}
else
{
len = 1;
ch = ( unsigned char ) text[pos];
if ( ch >= 0x80 ) //oem
{
U16 oemcode;
int ch2 = ( unsigned char ) text[pos + 1];
len = 2;
oemcode = ( ( U16 ) ch << 8 ) + ch2;
ch = oem_to_unicode ( oemcode ); //oem to unicode
}
}
if ( nextPos ) *nextPos = pos + len;
return ch;
}
