office-gobmx/svtools/source/svrtf/rtfout.cxx
2011-07-11 21:07:06 +02:00

205 lines
6.7 KiB
C++

/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*************************************************************************
*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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* Copyright 2000, 2010 Oracle and/or its affiliates.
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License version 3 for more details
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// MARKER(update_precomp.py): autogen include statement, do not remove
#include "precompiled_svtools.hxx"
#include <tools/debug.hxx>
#include <tools/stream.hxx>
#include <tools/string.hxx>
#include <rtl/string.hxx>
#include <rtl/ustrbuf.hxx>
#include <svtools/rtfkeywd.hxx>
#include <svtools/rtfout.hxx>
using ::rtl::OUString;
using ::rtl::OString;
#if defined(UNX)
const sal_Char RTFOutFuncs::sNewLine = '\012';
#else
const sal_Char RTFOutFuncs::sNewLine[] = "\015\012";
#endif
SvStream& RTFOutFuncs::Out_Char(SvStream& rStream, sal_Unicode c,
int *pUCMode, rtl_TextEncoding eDestEnc, sal_Bool bWriteHelpFile)
{
const sal_Char* pStr = 0;
switch (c)
{
case 0x1:
case 0x2:
// this are control character of our textattributes and will never be
// written
break;
case 0xA0:
rStream << "\\~";
break;
case 0xAD:
rStream << "\\-";
break;
case 0x2011:
rStream << "\\_";
break;
case '\n':
pStr = OOO_STRING_SVTOOLS_RTF_LINE;
break;
case '\t':
pStr = OOO_STRING_SVTOOLS_RTF_TAB;
break;
default:
if(!bWriteHelpFile)
{
switch(c)
{
case 149:
pStr = OOO_STRING_SVTOOLS_RTF_BULLET;
break;
case 150:
pStr = OOO_STRING_SVTOOLS_RTF_ENDASH;
break;
case 151:
pStr = OOO_STRING_SVTOOLS_RTF_EMDASH;
break;
case 145:
pStr = OOO_STRING_SVTOOLS_RTF_LQUOTE;
break;
case 146:
pStr = OOO_STRING_SVTOOLS_RTF_RQUOTE;
break;
case 147:
pStr = OOO_STRING_SVTOOLS_RTF_LDBLQUOTE;
break;
case 148:
pStr = OOO_STRING_SVTOOLS_RTF_RDBLQUOTE;
break;
}
if (pStr)
break;
}
switch (c)
{
case '\\':
case '}':
case '{':
rStream << '\\' << (sal_Char)c;
break;
default:
if (c >= ' ' && c <= '~')
rStream << (sal_Char)c;
else
{
//If we can't convert to the dest encoding, or if
//its an uncommon multibyte sequence which most
//readers won't be able to handle correctly, then
//If we can't convert to the dest encoding, then
//export as unicode
OUString sBuf(&c, 1);
OString sConverted;
sal_uInt32 nFlags =
RTL_UNICODETOTEXT_FLAGS_UNDEFINED_ERROR |
RTL_UNICODETOTEXT_FLAGS_INVALID_ERROR;
bool bWriteAsUnicode = !(sBuf.convertToString(&sConverted,
eDestEnc, nFlags))
|| (RTL_TEXTENCODING_UTF8==eDestEnc); // #i43933# do not export UTF-8 chars in RTF;
if (bWriteAsUnicode)
{
sBuf.convertToString(&sConverted,
eDestEnc, OUSTRING_TO_OSTRING_CVTFLAGS);
}
const sal_Int32 nLen = sConverted.getLength();
if (bWriteAsUnicode && pUCMode)
{
// then write as unicode - character
if (*pUCMode != nLen)
{
// #i47831# add an additional whitespace, so that
// "document whitespaces" are not ignored.;
rStream << "\\uc"
<< rtl::OString::valueOf(nLen).getStr() << " ";
*pUCMode = nLen;
}
rStream << "\\u"
<< rtl::OString::valueOf(
static_cast<sal_Int32>(c)).getStr();
}
for (sal_Int32 nI = 0; nI < nLen; ++nI)
{
rStream << "\\'";
Out_Hex(rStream, sConverted.getStr()[nI], 2);
}
}
break;
}
break;
}
if (pStr)
rStream << pStr << ' ';
return rStream;
}
SvStream& RTFOutFuncs::Out_String( SvStream& rStream, const String& rStr,
rtl_TextEncoding eDestEnc, sal_Bool bWriteHelpFile)
{
int nUCMode = 1;
for (xub_StrLen n = 0; n < rStr.Len(); ++n)
Out_Char(rStream, rStr.GetChar(n), &nUCMode, eDestEnc, bWriteHelpFile);
if (nUCMode != 1)
rStream << "\\uc1"<< " "; // #i47831# add an additional whitespace, so that "document whitespaces" are not ignored.;
return rStream;
}
SvStream& RTFOutFuncs::Out_Hex( SvStream& rStream, sal_uLong nHex, sal_uInt8 nLen )
{
sal_Char aNToABuf[] = "0000000000000000";
DBG_ASSERT( nLen < sizeof(aNToABuf), "zu viele Stellen" );
if( nLen >= sizeof(aNToABuf) )
nLen = (sizeof(aNToABuf)-1);
// Pointer an das Bufferende setzen
sal_Char* pStr = aNToABuf + (sizeof(aNToABuf)-1);
for( sal_uInt8 n = 0; n < nLen; ++n )
{
*(--pStr) = (sal_Char)(nHex & 0xf ) + 48;
if( *pStr > '9' )
*pStr += 39;
nHex >>= 4;
}
return rStream << pStr;
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */