Subject: RE: Type 1 postscript font support questions...
From: Tom Newton (Tom.Newton@gtl.com)
Date: Mon Jun 05 2000 - 03:51:16 CDT
Chaps,
There is code in Maxwell that will do this conversion, I have attached the
relevant files. It won't compile out of the box, but I expect it wouldn't
take too much hacking to integrate in to abiword.
Tom
> -----Original Message-----
> From: Mike Meyer [mailto:mwm@mired.org]
> Sent: 03 June 2000 10:50
> To: sam th
> Cc: Mike Meyer; abiword-dev@abisource.com
> Subject: Re: Type 1 postscript font support questions...
>
>
> sam th writes:
> > On Fri, 2 Jun 2000, Mike Meyer wrote:
> > > After working through xap_UnixPSParseAFM.c, I decided
> that the problem
> > > was the DOS origins of the AFM files. The CR in the files was
> > > confusing the tokenizer. Changing the parsing code to use
> the isspace
> > > library routine solved that problem - it no longer died trying to
> > > parse the AFM file. That's why this is going to the
> developer list -
> > > is there some portability reason that isspace wasn't
> used? If not, I
> > > can create a patch file pretty trivially. If so - well,
> another patch
> > > is needed.
> > Well, my isspace() man page says that it's in ANSI C, so
> there shouldn't
> > be much of a problems. And I suspect that all the systems
> that we build
> > the Unix build on will have it available. So, unless other
> people object,
> > I think we would be happy to take your patch. Just
> remember to add to the
> > changelog at the top of the file (since it's adobe code).
>
> Ok, the patch for this is at the end of this message. I've also
> included a simple patch to prevent fonts that have a slant other than
> "r" or "i" from clobbering the normal font style for that font. It
> would be nice if slant "o" (oblique) fonts could be detected and used
> if there wasn't an italic slant, but that's a bit more painful. Since
> these are simple one-file patches in the same directory, apply them in
> the abi/src/af/xap/unix directory.
>
> The next thing on my list is adding the pfb->pfa conversion code to
> the print facility. Both the "church secretary" rule and my instincts
> say to just do this conversion, as anything that can handle pfb should
> handle pfa. Before starting on it, I just wanted to check to see if
> the fix should go some place other than xap_UnixPSGraphics.cpp for the
> Windows build.
>
> Thanx,
> <mike
>
> --- xap_UnixPSParseAFM.c-orig Thu Dec 2 19:22:01 1999
> +++ xap_UnixPSParseAFM.c Sat Jun 3 03:53:49 2000
> @@ -58,6 +58,8 @@
> * - if 0'd initializeArray()
> * modified: AbiSource, Inc. Jun 14 1999
> * - introduced initializeArray() back to metric parsing
> + * modified: mwm@mired.org Jun 01, 2000
> + * - Changed whitespace tests to use isspace
> */
> #ifdef WIN32
> #pragma warning (disable : 4244) /* conversion from
> 'double' to 'float', possible loss of data */
> @@ -70,6 +72,7 @@
> #include <malloc.h>
> #include <stdlib.h>
> #include <math.h>
> +#include <ctype.h>
> #include "xap_UnixPSParseAFM.h"
>
> #define lineterm EOL /* line terminating character */
> @@ -157,12 +160,10 @@
> int ch, idx;
>
> /* skip over white space */
> - while ((ch = fgetc(stream)) == ' ' || ch == lineterm ||
> - ch == ',' || ch == '\t' || ch == ';');
> + while (isspace((ch = fgetc(stream))) || ch == ',' || ch == ';');
>
> idx = 0;
> - while (ch != EOF && ch != ' ' && ch != lineterm
> - && ch != '\t' && ch != ':' && ch != ';')
> + while (ch != EOF && !isspace(ch) && ch != ':' && ch != ';')
> {
> ident[idx++] = ch;
> ch = fgetc(stream);
> @@ -190,7 +191,7 @@
> {
> int ch, idx;
>
> - while ((ch = fgetc(stream)) == ' ' || ch == '\t' );
> + while (isspace(ch = fgetc(stream)));
>
> idx = 0;
> while (ch != EOF && ch != lineterm)
>
> --- xap_UnixFontManager.cpp-orig Thu Apr 20 15:36:32 2000
> +++ xap_UnixFontManager.cpp Sat Jun 3 04:28:18 2000
> @@ -386,7 +386,14 @@
> {
> s = XAP_UnixFont::STYLE_BOLD_ITALIC;
> }
> -
> + else
> + {
> +
> UT_DEBUGMSG(("XAP_UnixFontManager::_allocateThisFont() - can't guess "
> + "font style from XLFD.\n"));
> + FREEP(linedup);
> + return;
> + }
> +
> // do some voodoo to get the AFM file from the file name
> char * dot = strrchr(fontfile, '.');
> if (!dot)
>
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