Article View: comp.fonts
Article #2710comp.fonts FAQ.3.MS-DOS-Info
From: Norman Walsh
Date: Mon, 21 Jun 1993 13:19
Date: Mon, 21 Jun 1993 13:19
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Archive-name: fonts-faq/part5
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Subject: Chapter 3
MS-Dos Information
Subject: 3.1. MS-DOS font notes
The easiest way to get outline fonts under MS-DOS is with Microsoft
Windows 3.x or OS/2 2.x.
Microsoft Windows 3.0 with Adobe Type Manager (ATM) and OS/2 2.0
support PostScript Type1 fonts.
Microsoft Windows 3.1 supports TrueType fonts natively.
Bitmap fonts are available in a variety of formats: most formats
are designed with the printer in mind and not the display since
(prior to graphical environments like Windows, GEM, and OS/2) the
majority of work under MS-DOS was done with a character-based
interface.
Subject: 3.2. Frequently requested fonts
Many fonts are available at various archives. The biggest font
archive for MS-DOS format fonts is ftp.cica.indiana.edu. Note: you
can use any Mac format Type1 font on your PC by converting it to PC
format with the free/shareware as described below.
The following fonts are in Type 1 format for MS-DOS. Some are also
available in TrueType format.
* Hebrew
ShalomScript, ShalomOldStyle, ShalomStick
* Japanese
Shorai
* Star Trek
Crillee, TNG monitors
* IBM OEM Line Drawing Characters
Try Adobe PrestigeElite or Adobe LetterGothic. They have all the
characters you want, but the `line draw' characters are unencoded
--- you will need tools to reencode the outline font itself and
make a new PFM metric files.
Or try IBMExtended from Impramatur Systems in Cambridge, Mass. It
already is encoded using IBM OEM encoding (some DOS code page).
The IBM version of Courier distributed freely under the X11
Consortium also contains the appropriate characters. Again, the
font will have to be reencoded for Windows. Appropriate AFM files
for this font can be obtained from:
ibis.cs.umass.edu:/pub/norm/comp.fonts. The file is called
IBM-Courier-PC8-SymbolSet-AFMs.zip.
Lee Cambell suggests the following alternative:
Line Drawing characters are also available on ftp sites as
gc0651.exe which is a self-expanding archive. It is on cica (and
mirrors thereof). From the text file that comes with it, it
looked like it was distributed by Microsoft. I printed some text
in the normal A-z range and it looked identical to the truetype
Courier font distributed with Windows. Perhaps it is an upgrade
to that font. I didn't try the linedraw glyphs, so I can't say
how they look.
Subject: 3.3. Font Installation
If you have any information that you feel belongs in this section,
it would be greatly appreciated.
* Windows
* Pat Farrell contributes the following description of font
installation under Windows.
Installing Fonts into Windows:
This only covers Windows 3.1 with ATM. Font is a four-letter
word in Windows versions prior to 3.1 due to the distinctions
between screen fonts and printer fonts. The upgrade price of
Windows 3.1 is justified by the integration of TrueType into
the package and the inclusion of useful fonts for all
printers.
Commercial fonts usually have installation instructions with
their manuals. The approach may differ from the method used
for PD and shareware fonts.
To install PD and shareware fonts in Windows 3.1:
1. Copy the fonts onto a suitable scratch area (i.e. a floppy,
or any temporary area of your hard disk.
2. Execute ``Control Panel'' by double-clicking on the icon in
the Windows Program Manager's ``main'' group.
3. Double-click on the Fonts icon.
4. Double-click on the ``Add'' button.
5. Select the scratch directory holding the new fonts.
6. A list of the fonts will be displayed. You can manually
select the fonts you like, or you can use the ``Select All''
button.
7. Make sure the ``Copy Fonts to Windows Directory'' check-box
is checked. This will copy the fonts from the scratch area
to your Windows directory.
8. Click on the ``Ok'' button.
\_9@ Special notes for Windows applications:
Word for Windows (W4W) stores font/printer information in its
own initialization files. After you add new fonts, you have to
tell W4W that the printer can use the new fonts. Do this by
selecting "Printer Setup`` from the W4W main "File" menu item,
click on the "Setup'' button, and then click on two ``Ok''
buttons to back out of the setup mode.
\_9@ Note concerning Windows 3.1 upgrade:
There are two upgrade packages available from Microsoft for
Win3.1. There is the standard version which contains TrueType
support, and about six font families (Times New Roman, Arial,
Courier, Symbols, Wingdings, etc.). It costs something like $
50 (US). The second version contains a number of TrueType
fonts that includes equivalents for the 35 standard Postscript
fonts. This adds an additional $ 50, which is a pretty good
value. However, if you plan on buying Microsoft's PowerPoint,
it includes the same additional fonts/typefaces. So you can
save money by not buying the fonts twice.
\_9@ More about Windows
* [ Q: ] Why are don't the TrueType fonts that come with
Microsoft products (Word-for-Windows, PowerPoint, Windows
3.1 TrueType Font Pack, etc.) display and print properly on
my system?
* [ A: ] The font matching algorithm in Win3.1 is fairly
simplistic. If you install lots of TrueType fonts, the
algorithm can get confused. In this case, ``lots'' is more
than 50 or so.
* According to Luann Vodder who supports Microsoft Word on
CompuServ:
``There is a procedure which Windows must go through when an
application requests a font. Each font contains a list of
attributes such as Family, FaceName, Height, Width,
Orientation, Weight, Pitch, etc. When an application requests
a font, it fills out a logical font for Windows containing the
necessary attributes, then starts going through a font mapping
algorithm to determine which of the installed fonts most
closely matches the requested (logical) font. Penalties are
applied against fonts whose attributes do not match the
logical font, until the fonts with the fewest penalties are
determined. If there is a ``tie'', Windows may need to rely on
the order of the fonts in the WIN.INI file to determine the
``winner''.
If the fonts you want are in your WIN.INI file, and show up in
Windows' Control Panel, then try moving them higher in your
WIN.INI file with a file edittor such as SYSEDIT.''
* Kesh Govinder <govinder@ph.und.ac.za> suggested the following
warning:
CAUTION: While many Windows 3.1 users would like to have many
TrueType fonts at their disposal (and they are many available
in the PD) a word of caution. A large number (>50) TT fonts
will slow down your windows startup time. This occurs as every
installed font is listed in the win.ini file, and Windows has
to go through the entire file before starting up. While this
may not affect most users, it will especially affect users of
CorelDraw!, so be warned.
* Other Programs
It is an unfortunate fact that almost all MS-DOS programs do
things differently. Your best bet is to read the manual that
comes with the program you want to use.
Subject: 3.4. What exactly are the encodings of the DOS `code pages'?
DOS uses `code pages' for `IBM OEM' encoding of fonts. There are
six code pages supplied with DOS 5.0:
437 (English)
850 (Multilingual - Latin I)
852 (Slavic - Latin II)
860 (Portugal)
863 (Canadian French)
865 (Nordic)
(The character code range 0 - 127 is the same in all code pages).
The problem is that MS idea of how to define what a code page is,
is to show a low resolution print out of the glyphs! Which is fine
for the letters of the alphabet, numerals and the obvious
punctuation marks, but worthless for accents (is it `cedilla' or
`ogonek'? is it `caron' or `breve'?) and many other characters. For
example, 249 is a small dot, while 250 is a slightly larger dot. Is
one of these supposed to be `bullet' (which already occurs at 7)?
Or is one of them maybe supposed to be `middot' or `dotcentered'?
Is 228 supposed to be `Sigma' or `summation'. Is 225 supposed to be
`beta' or `germandbls'? Etc etc
And what is the character that looks like `Pt' in code position
158?
Anyway, surely there is a table somewhere that defines precisely
what these encodings are supposed to be. That is, a table that
gives for each code number the name and/or a description of the
character.
Subject: 3.5. Font utilities
* PS2PK
PS2PK allows you to convert PostScript Type1 fonts into bitmap
fonts. The bitmap files produced are in TeX PK format.
* PKtoSFP
PKtoSFP allows you to convert TeX PK fonts into HP LaserJet
softfonts.
* PFBDir/PFBInfo
PFBDir and PFBInfo format and display the ``headers'' in a binary
Type1 font.
Subject: 3.6. Converting Macintosh Type1 fonts to MS-DOS format
Converting Macintosh Type1 fonts into PC Type1 fonts can be done
using purely free/shareware tools. I've outlined the procedure
below. Make sure you read the ``readme'' files that accompany many
fonts. Some font authors specifically deny permission to do
cross-platform conversions.
3.6.1. The tools you need
XBIN: xbin23.zip in /pub/msdos/mac on oak.oakland.edu (or other
mirrors)
UNSIT: unsit30.zip in /pub/msdos/mac on oak.oakland.edu
UNCPT: ext-pc.zip in /pub/pc/win3/util on ftp.cica.indiana.edu
REFONT: refont14.zip in /pub/norm/mac-font-tools on
ibis.cs.umass.edu
BMAP2AFM: bm2af01.zip in /pub/norm/mac-font-tools on
ibis.cs.umass.edu
XBIN converts Mac ``BinHex''ed files back into binary format.
BinHex is the Mac equivalent of UUencoding, it translates files
into ascii characters so that mailers can send them around without
difficulty. It also aids in cross platform copying too, I'm sure.
BinHexed files generally have filenames of the form
``xxx.yyy.HQX''.
UNSIT explodes ``Stuffit'' archives. Stuffit archives generally
have filenames of the form ``xxx.SIT''. UNSIT will ask if you want
to seperate resource and data forks. Yes, you do. There has been
some confusion about whether or not you want headers. I'm inclined
to conclude that it can be made to work either way. Personally, I
say no.
UNCPT explodes ``Compactor'' archives. The ext-pc implementation is
called ``extract'' and does not require windows (even thought it's
in the windows section on cica). Compactor archives generally have
filenames of the form ``xxx.CPT''.
REFONT converts Mac type1 fonts into PC type1 fonts. It also
converts Mac TrueType fonts to PC TrueType format. And vice-versa.
BMAP2AFM constructs AFM files from the metric information contained
in Mac screen fonts (.bmap files). The screen font files do not
have any standard name (although they frequently have the extension
.bmap). The screen fonts have file type ``FFIL'' which, in
combination with some common sense, is usually sufficient to
identify them.
I've listed the tools that I've used and the sites that are
reasonable for me to retrieve them from. It's probably a good idea
to check with archie for closer sites if you're not in North
America. These tools run under MS-DOS. XBIN and UNSIT can also be
run under Unix.
3.6.2. How to do it
Collect the Mac fonts from the archive or BBS of your choice. Most
of these files will be in BinHexed format. As a running example,
I'm going to use the imaginary font ``Plugh.cpt.hqx''. When I
download this font to my PC, I would use the name ``PLUGH.CPX''.
The actual name you use is immaterial.
Run XBIN on PLUGH.CPX. This will produce PLUGH.DAT, PLUGH.INF, and
PLUGH.RSR. The data fork of the Mac file (the .DAT file) is the
only one of interest to us, you can delete the others.
If the original file had been ``Plugh.sit.hqx'', we would be using
the UNSIT program. Since I chose a .cpt file for this example, I'm
going to run UNCPT.
Run UNCPT on PLUGH.DAT. You want to extract the AFM file (if
present), the documentation or readme file (if present), and the
Type1 outline file. The AFM and README files will be in the data
fork of the archive file. The Type1 outline will be in the resource
fork. The AFM and README files have Mac ``TEXT" type. The Type1
outline file has "LWFN'' type. I'm not trying to describe this part
in a step-by-step fashion. Use the docs for UNCPT and UNSIT as a
guide. If you got this far you probably won't have much difficulty.
If you do, drop me a line and I'll try to help.
If the font does not contain an AFM file, extract the screen font.
Screen fonts frequently have the extension .bmap and are ``FFIL''
type files. Use Bmap2AFM to construct an AFM from the screen font.
If the archive _does_ contain an AFM file, it's safe to bet that
the author's AFM will be better than the one created by Bmap2AFM.
Finally, run REFONT on the Type1 outline that you extracted above.
The result should be an appropriate PC type1 outline. REFONT will
create a PFM file for you from the AFM file, if you desire.
Remember to register your shareware...
3.6.3. Other comments
vkautto@snakemail.hut.FI makes the following observations:
* UNCPT is easier to use than UNSIT
* UNCPT has to be run twice. I usually do it like this
extract *.cpt -f
extract *.cpt -f -r
* When using ``unsit30'' you probably want the outline file with
the MacHeader and the others without it. I think that REFONT
requires it but I am not sure.
* REFONT works usually ok. You want a PFA (ASCII) file which is
directly usable on NeXT (you may need to convert carriage-returns
to newlines but I am not sure if it is necessary).
The biggest problem is with the .afm files that are completely
missing or generated by the tools that don't do their job
properly.
* BMAP2AFM requires some extra files (ie. other than bmap2afm.exe)
to work properly.
Subject: 3.7. Converting PC Type1 and TrueType fonts to Macintosh format
Refont (version 1.4) can convert (in both directions) between PC
and Mac formats of Type1 and TrueType fonts. Note: it _cannot_
convert _between_ formats, only architectures. The procedure
described above outlines how to convert a Mac archive into PC
format so that you can get at the data. Presumably, the process can
be reversed so that you can get at the data on the Mac side as
well. Unfortunately, I don't have a Mac so I can't describe the
process in detail.
Subject: 3.8. Converting PC Type1 fonts into TeX PK bitmap fonts
The release of PS2PK by Piet Tutelaers <rcpt@urc.tue.nl> is a
godsend to those of us without PostScript printers. PS2PK converts
PC/Unix format Type 1 fonts into TeX PK files. Used in conjunction
with the AFM2TFM utility for creating TeX metric files, this allows
almost anyone to use Type 1 PostScript fonts. PS2PK is distributed
under the GNU License and has been made to run under MS-DOS with
DJGPP's free GNU C compiler. The PC version requires a 386 or more
powerful processor. Check with Archie for a source near you.
Note: if TeX PK files are not directly usable for you, there seems
to be a fair possibility that LaserJet softfonts would be useful.
If so, check below for instructions on converting TeX PK files to
LaserJet softfonts.
Subject: 3.9. Converting TeX PK bitmaps into HP LaserJet softfonts (and
vice-versa)
There is some possibility that someone will yell 'conflict of
interest' here, but I don't think so. I wrote the following
utilities:
PKtoSFP: convert TeX PK files to LaserJet (bitmapped) softfonts
SFPtoPK: convert LaserJet (bitmapped) softfonts to TeX PK files
But they are completely free, so I don't gain anything by
``advertising'' them here. These are MS-DOS platform solutions
only. If you know of other solutions, I would be happy to list
them.
Subject: 3.10. TrueType to HP LaserJet bitmap softfonts (HACK!)
If you have the tools, the following suggestion does work, but it
isn't easy and it hasn't been automated. To be honest, I haven't
really tested it.
If you are using Windows 3.1, get a LaserJet printer driver (you
don't need the printer, just the driver). Using the LaserJet
driver, direct output to a file and print a simple file containing
all the letters you want in the softfont in the font that you are
converting. When the print job has completed, the output file will
contain, among other things, a LaserJet softfont of the TrueType
font you selected. If you know the LaserJet format, you can grab it
out of there.
I didn't say it was easy ;-)
This method will not work with ATM [ ed: as of 7/92 ] because ATM
does not construct a softfont; it downloads the whole page as
graphics.
Here is an overview of the LaserJet bitmap softfont format. It
should help you get started. If you have any questions, ask norm
<walsh@cs.umass.edu>. If anyone wants to write better
instructions... ;-)
Many details are omitted from this description. They are thoroughly
discussed in the HP Technical Reference for each model of laser
printer. I recommend purchasing the Tech Ref. If you have
additional questions and do not plan to purchase the Tech Ref (or
do not wish to wait for its arrival), you can ask norm
<walsh@cs.umass.edu>.
An HP LaserJet softfont can occur almost anywhere in the output
stream destined for the printer. In particular, it does _not_ have
to be wholly contiguous within the output file. In fact, fonts can
be ``intermixed" at will. The following "pieces'' make up a font:
A begin font descriptor command (followed by the descriptor) and a
series of begin character descriptor commands (followed by their
associated data). When a new character descriptor is encountered,
it is added to the current font (which may change between
descriptors).
In the discussion that follows, the following notational
conventions are followed:
Key elements are surrounded by quotation marks. The quotation marks
are not part of the element. Spaces within the element are for
clarity only, they are not part of the element. All characters
(except ESC and # , described below, areliteral and must be
entered in the precise case shown).
ESC means the escape character, ASCII character number 27 decimal.
# means any decimal number. The meaning of the number is described
in the commentary for that element.
* What is a font descriptor?
A font descriptor begins with a font descriptor command and is
followed immediately by the data for the descriptor. Font
descriptors define data global to the font. In general, more
recent printers are less strict about these parameters than older
printers.
* What is the font descriptor command?
``ESC ) s # W''
In this command, # is the number of bytes in the descriptor. The
first element of the descriptor indicates how many of these bytes
should be interpreted as the font descriptor (the remaining bytes
are commentary only--to the printer, at least). This area is
frequently used for copyright information, for example, although
some systems insert kerning data into this area.
* What is the font descriptor data?
The data is:
UI Font descriptor size
UB Descriptor format
UB Font type
UI Reserved (should be 0)
UI Baseline distance
UI Cell width
UI Cell height
UB Orientation
B Spacing
UI Symbol set
UI Pitch
UI Height
UI xHeight
SB Width Type
UB Style
SB Stroke Weight
UB Typeface LSB
UB Typeface MSB
UB Serif Style
SB Underline distance
UB Underline height
UI Text Height
UI Text Width
UB Pitch Extended
UB Height Extended
UI Cap Height
UI Reserved (0)
UI Reserved (0)
A16 Font name
?? Copyright, or any other information
Where, UI=unsigned integer, SI=signed integer,
UB=unsigned byte, SB=signed byte,
B=boolean, A16=sixteen bytes of ASCII
After the font name, ?? bytes of extra data may be inserted.
These bytes pad the descriptor out to the length specified in the
begin font descriptor command.
Note: integers are always in big-endian order (MSB first).
* What is a character descriptor?
A character descriptor describes the character specific info and
the layout of the bitmap. Newer printers can accept compressed
character bitmaps.
* What is a character descriptor command?
``ESC * c # E''
The # is the length of the descriptor, in bytes.
* What is the character descriptor data?
UB Format
B Continuation
UB Descriptor size
UB Class
UB Orientation
SI Left offset
SI Top offset
UI Character width
UI Character height
SI Delta X
?? Character (bitmap) data.
Although older printers cannot accept characters that include
continuations, newer printers can. If the ``continuation'' field
is 1, the character bitmap data begins immediately after that
byte and the remaining fields _are not_ present.
* Ok, now I understand the data, what do I look for in the output
stream?
ESC * c # D
defines the font number (remember the number).
ESC ) s # W
defines the font descriptor (as described above).
ESC * c # E
specifies the character code (the # , in this case). The next
character descriptor maps to this position in the font.
Characters do not have to appear in any particular order.
ESC ( s # W
defines the character descriptor (as described above).
Remember, these can occur in any order. Experimentation with the
particular driver you are using may help you restrict the number
of different cases that you have to be prepared for.
Please report your experiences using this method to norm (both to
satisfy his own curiosity and to help improve the FAQ).
Subject: 3.11. MS-DOS Screen Fonts (EGA/VGA text-mode fonts)
Editors note: the following description was mercilessly stolen from
comp.archives on 02SEP92. It was originally Yossi Gil's posting.
FNTCOL14.ZIP contains more than 200 text mode fonts for EGA/VGA
displays. It includes fonts in different sizes for Hebrew, Greek,
Cyrillic, math symbols and various type styles including smallcaps
and script.
It is available at borg.poly.edu:/pub/reader/dos/fntcol14.zip
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From: walsh@cs.umass.edu (Norman Walsh)
Newsgroups: comp.fonts,comp.answers,news.answers
Subject: comp.fonts FAQ.3.MS-DOS-Info
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Date: 21 Jun 1993 13:19:12 GMT
Organization: Dept of Comp and Info Sci, Univ of Mass (Amherst)
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Summary: This posting answers frequently asked questions about fonts.
It addresses both general font questions and questions that
are specific to a particular platform.