void ArabicReverse(CString &s)
{
CString out, rev;
s.MakeReverse();
int i=0;
while(i<s.GetLength())
{
if((s[i]>='0' && s[i]<='9')) // isDigit(s[i]) ?
{
rev.Empty();
while((s[i]>='0' && s[i]<='9')) // isDigit(s[i]) ?
{
rev = rev + s[i];
++i;
}
rev.MakeReverse();
out = out + rev;
}
else
{
out = out + s[i];
++i;
}
}
s=out;
}
CString Arabize (LPCTSTR in)
{
static struct
{
WCHAR character;
WCHAR endGlyph;
WCHAR iniGlyph;
WCHAR midGlyph;
WCHAR isoGlyph;
}a[N_DISTINCT_CHARACTERS]=
{
{0x630, 0xfeac, 0xfeab, 0xfeac, 0xfeab},
{0x62f, 0xfeaa, 0xfea9, 0xfeaa, 0xfea9},
{0x62c, 0xfe9e, 0xfe9f, 0xfea0, 0xfe9d},
{0x62d, 0xfea2, 0xfea3, 0xfea4, 0xfea1},
{0x62e, 0xfea6, 0xfea7, 0xfea8, 0xfea5},
{0x647, 0xfeea, 0xfeeb, 0xfeec, 0xfee9},
{0x639, 0xfeca, 0xfecb, 0xfecc, 0xfec9},
{0x63a, 0xfece, 0xfecf, 0xfed0, 0xfecd},
{0x641, 0xfed2, 0xfed3, 0xfed4, 0xfed1},
{0x642, 0xfed6, 0xfed7, 0xfed8, 0xfed5},
{0x62b, 0xfe9a, 0xfe9b, 0xfe9c, 0xfe99},
{0x635, 0xfeba, 0xfebb, 0xfebc, 0xfeb9},
{0x636, 0xfebe, 0xfebf, 0xfec0, 0xfebd},
{0x637, 0xfec2, 0xfec3, 0xfec4, 0xfec1},
{0x643, 0xfeda, 0xfedb, 0xfedc, 0xfed9},
{0x645, 0xfee2, 0xfee3, 0xfee4, 0xfee1},
{0x646, 0xfee6, 0xfee7, 0xfee8, 0xfee5},
{0x62a, 0xfe96, 0xfe97, 0xfe98, 0xfe95},
{0x627, 0xfe8e, 0xfe8d, 0xfe8e, 0xfe8d},
{0x644, 0xfede, 0xfedf, 0xfee0, 0xfedd},
{0x628, 0xfe90, 0xfe91, 0xfe92, 0xfe8f},
{0x64a, 0xfef2, 0xfef3, 0xfef4, 0xfef1},
{0x633, 0xfeb2, 0xfeb3, 0xfeb4, 0xfeb1},
{0x634, 0xfeb6, 0xfeb7, 0xfeb8, 0xfeb5},
{0x638, 0xfec6, 0xfec7, 0xfec8, 0xfec5},
{0x632, 0xfeb0, 0xfeaf, 0xfeb0, 0xfeaf},
{0x648, 0xfeee, 0xfeed, 0xfeee, 0xfeed},
{0x629, 0xfe94, 0xfe93, 0xfe93, 0xfe93},
{0x649, 0xfef0, 0xfeef, 0xfef0, 0xfeef},
{0x631, 0xfeae, 0xfead, 0xfeae, 0xfead},
{0x624, 0xfe86, 0xfe85, 0xfe86, 0xfe85},
{0x621, 0xfe80, 0xfe80, 0xfe80, 0xfe7f},
{0x626, 0xfe8a, 0xfe8b, 0xfe8c, 0xfe89},
{0x623, 0xfe84, 0xfe83, 0xfe84, 0xfe83},
{0x622, 0xfe82, 0xfe81, 0xfe82, 0xfe81},
{0x625, 0xfe88, 0xfe87, 0xfe88, 0xfe87}
};
BOOL linkBefore, linkAfter;
CString out;
out=in;
for(UINT i=0; i<_tcslen(in); i++)
{
WCHAR ch=in[i];
if(((ch>=0x0621 && ch<=0x064a)) // is an Arabic character?
{
int idx = 0;
while (idx < N_DISTINCT_CHARACTERS)
{
if (a[idx].character == in[i])
break;
++idx;
}
if(i == _tcslen(in) - 1)
linkAfter=0;
else
linkAfter = (isFromTheSet1(in[i+1]) ||
isFromTheSet2(in[i+1]));
if(i == 0)
linkBefore=0;
else
linkBefore=isFromTheSet1(in[i-1]);
if(linkBefore && linkAfter)
out.SetAt(i, a[idx].midGlyph);
if(linkBefore && !linkAfter)
out.SetAt(i, a[idx].endGlyph);
if(!linkBefore && linkAfter)
out.SetAt(i, a[idx].iniGlyph);
if(!linkBefore && !linkAfter)
out.SetAt(i, a[idx].glyph);
}
}
ArabicReverse (out);
return out;
}
//////////////////////////////////////////////////////////////////////
BOOL BzArabicRender::isFromTheSet1(WCHAR ch)
{
static WCHAR theSet1[22]={
0x62c, 0x62d, 0x62e, 0x647, 0x639, 0x63a, 0x641, 0x642,
0x62b, 0x635, 0x636, 0x637, 0x643, 0x645, 0x646, 0x62a,
0x644, 0x628, 0x64a, 0x633, 0x634, 0x638};
int i = 0;
while (i < 22)
{
if(ch == theSet1[i])
return TRUE;
++i;
}
return FALSE;
}
//////////////////////////////////////////////////////////////////////
BOOL BzArabicRender::isFromTheSet2(WCHAR ch)
{
static WCHAR theSet2[12]={
0x627, 0x623, 0x625, 0x622, 0x62f, 0x630, 0x631, 0x632,
0x648, 0x624, 0x629, 0x649};
int i = 0;
while (i < 12)
{
if(ch == theSet2[i])
return TRUE;
++i;
}
return FALSE;
}
//////////////////////////////////////////////////////////////////////
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