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Tweak AWGS/Teach output

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Officially the \u value is signed 16-bit decimal, but we were treating
it as unsigned.  The Windows parsers handled it anyway, but it's best
to do what the spec says.
This commit is contained in:
Andy McFadden 2014-12-18 18:35:30 -08:00
parent 4dd0c9339d
commit e7512f5f07
3 changed files with 16 additions and 12 deletions
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2
reformat/AWGS.cpp
View File

@ -388,7 +388,7 @@ int ReformatAWGS_WP::PrintParagraph(const uint8_t* ptr, long maxLen)
RTFTab();
break;
default:
RTFPrintExtChar(ConvertMacRomanToUTF16(uch));
RTFPrintUTF16Char(ConvertMacRomanToUTF16(uch));
break;
}
}

24
reformat/ReformatBase.h
View File

@ -342,22 +342,25 @@ protected:
// (only use this if we're in RTF mode)
inline void RTFPrintChar(uint8_t ch) {
char pch = PrintableChar(ch);
RTFPrintExtChar(pch);
RTFPrintUTF16Char(pch);
}
// output an RTF-escaped char, allowing high ASCII
// output an RTF-escaped char, allowing UTF-16 Unicode values
// (only use this if we're in RTF mode)
inline void RTFPrintExtChar(uint16_t ch) {
if (ch == '\\')
inline void RTFPrintUTF16Char(uint16_t ch) {
if (ch == '\\') {
fExpBuf.Printf("\\\\");
else if (ch == '{')
} else if (ch == '{') {
fExpBuf.Printf("\\{");
else if (ch == '}')
} else if (ch == '}') {
fExpBuf.Printf("\\}");
else if (ch < 256) {
// TODO: should be \'xx for 0x80-ff?
} else if (ch >= 0x20 && ch < 0x80) {
// don't use Unicode escapes for these, or the output will be
// unreadable by mere humans
fExpBuf.Printf("%c", ch);
} else {
fExpBuf.Printf("\\u%d?", ch);
// must print as a *signed* 16-bit decimal value, though it
// looks like most parsers work either way
fExpBuf.Printf("\\u%d?", (int16_t)ch);
}
}
// output a char, doubling up double quotes (for .CSV)
@ -378,7 +381,8 @@ protected:
}
// Convert a Mac OS Roman character value (from a IIgs document) to
// its UTF-16 Unicode equivalent.
// its UTF-16 Unicode equivalent. This also includes a conversion
// for the control characters.
uint16_t ConvertMacRomanToUTF16(uint8_t ch) {
return kUTF16Conv[ch];
}

2
reformat/Teach.cpp
View File

@ -206,7 +206,7 @@ int ReformatTeach::Process(const ReformatHolder* pHolder,
} else if (uch == '\t') {
RTFTab();
} else {
RTFPrintExtChar(ConvertMacRomanToUTF16(uch));
RTFPrintUTF16Char(ConvertMacRomanToUTF16(uch));
}
dataBuf++;
dataLen--;