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// File "XercesString.cpp"
//
// blahtexml (version 0.5)
// Copyright (C) 2007-2008, Gilles Van Assche
//
// This program is free software; you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation; either version 2 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program; if not, write to the Free Software
// Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
#include <iostream>
#include "XercesString.h"
XercesString::XercesString()
: basic_string<XMLCh>()
{
}
XercesString::XercesString(const XMLCh *s)
: basic_string<XMLCh>(s)
{
}
XercesString::XercesString(const char *s)
: basic_string<XMLCh>()
{
XMLCh *Xs = XMLString::transcode(s);
assign(Xs);
XMLString::release(&Xs);
}
XercesString::XercesString(const wstring& in)
: basic_string<XMLCh>()
{
for(unsigned int i=0; i<in.length(); ++i) {
wchar_t utf32 = in[i];
if (utf32 >= 0x10000UL) {
push_back(0xD800 - 0x40 + (utf32 >> 10));
push_back(0xDC00 + (utf32 & 0x3FF));
}
else
push_back(utf32);
}
}
wstring XercesString::convertTowstring()
{
wstring out;
wchar_t ucs4;
bool firstSurrogate = false;
for(unsigned int i=0; i<length(); ++i) {
XMLCh utf16 = at(i);
if (firstSurrogate) {
if ((utf16 & 0xFC00) == 0xDC00) {
ucs4 += utf16-0xDC00UL+0x10000UL;
out.push_back(ucs4);
}
/*else
throw (...);*/
firstSurrogate = false;
}
else if ((utf16 & 0xFC00) == 0xD800) {
ucs4 = (utf16-0xD800UL) << 10;
firstSurrogate = true;
}
else {
out.push_back(utf16);
}
}
return out;
}
using namespace std;
ostream& operator<<(ostream& out, const XercesString& s)
{
char *temp = XMLString::transcode(s.c_str());
out << temp;
XMLString::release(&temp);
return out;
}
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