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VTS.TXT10 KBFile di testovista
TECH/TYPE - Typefaces for Technology

Video Terminal Screen
Version 3.1 - 1/20/93
Copyright (c) 1991-1993 E A BEHL
PostScript Type 1 and TrueType Typeface

A Pixel-based, Fixed-pitch, PC-8 character set, Computer Screen Typeface.


Introduction
------------
Video Terminal Screen (VTS) resembles screen characters of a data terminal or
text on an EGA/VGA monitor of a personal computer. Video Terminal Screen is
designed for use as a text font for technical documents such as software
programming manuals. The character set is fixed-pitch, so that text captured
from an actual data session can be imported directly into a document with
minimal touch up.

The Video Terminal Screen typeface family consists of three font files which
make available all 253 characters of the PC-8 character set used by IBM-PC
and compatible personal computers. (There are no characters associated with
ASCII 00, 32, or 255). The base (or roman) font file contains all 253
characters, although standard encoding of PostScript Type 1 and TrueType
font files do not allow convenient access to all characters.

To make access to the full character set more convenient, two other files are
available, a Low Characters file (with the italic font file attribute) and a
Box Characters file (with the boldface font file attribute). The Low
Characters file contains the lower 31 characters remapped upward by 64
character positions and the Greek and math characters remapped down by 128
character positions. The Box Characters file contains the box characters
remapped down 128 character positions.

Typical of fixed-pitch fonts, Video Terminal Screen has a low aspect ratio,
producing a somewhat short and "squatty" appearance. The character set is
based on the "standard" 8x16 pixel character set of EGA/VGA card character
generators. For the sake of simplicity and memory consumption, each character
is an outline of the EGA/VGA pixel pattern. Each pixel is a simple square.
Character spacing is provided primarily by virtue of the characters using
only the first seven columns of pixels, ensuring that adjacent text
characters are separated by at least one pixel width. In this way, when box
and graphic characters (which use all eight pixel columns) appear adjacent
to each other, they meet to form continuous lines.


Using the VTS Family
--------------------
The Video Terminal Screen typeface family is designed to conveniently provide
full access to the entire IBM-PC character set. Using only the base font file
in Microsoft Windows 3.1 or later, almost all characters in the set from ASCII
33 through ASCII 254 are available, using Alt key combinations for characters
above ASCII 127. Due to limitations in the Windows implementation of the ANSI
standard character set, a few characters are not available. This is not a
fault of the font, but a quirk in the way Windows uses some of the ANSI
characters. This limitation should not pose a problem for most applications.
However, if the more obscure characters are needed out of the set, either or
both of the additional font files may be necessary.

The 31 symbol characters from ASCII 01 to 31 in the IBM-PC correspond to the
ASCII characters Control-A through Control-_. The Low Characters file
contains these characters, shifted up 64 positions. For instance, the open
smily face character, which corresponds to Control-A in the IBM-PC, may be
printed by typing an upper case A in Video Terminal Screen, then switching
the character to italic. The Low Characters file also contains the Greek/math
symbols from ASCII 224 through 254, shifted down 128 positions, so that
typing a grave accent (the key with the tilde) in italic produces the Greek
alpha symbol.

For convenience, the 48 box and geometric characters from ASCII 176 through
223, which appear in their normal positions in the base font file, also are
contained in the Box Characters file shifted down by 128 positions. This
allows typing the characters from 0 (zero) to the underscore character, then
switching to boldface, to produce the box characters without using Alt key
combinations. This may be useful when Alt key combinations are not allowed,
or in non-Windows applications.

For tips on capturing DOS screens using the Windows Clipboard and importing
them into Windows applications, see the accompanying File VTSNOTES.TXT.


Other TECH/TYPE Typefaces Available from E A BEHL
-------------------------------------------------
Since its re-release in November 1992, VTS has become extremely popular in
the technical documentation industry for documenting DOS screens. We are
proud to announce the recent release of a white-on-black companion typeface
to VTS -- Reverse Video. Reverse Video has all 253 PC-8 characters and comes
in 3 files just as VTS does. With Reverse Video, you can now highlight text
in the DOS screen capture and print it as reverse video characters.

There has been some interest in a "bold" version of VTS -- but VTS is fairly
dark as it is. As an alternative, we have been developing Video Lite -- a
"light" variation of VTS, which will allow the distinction between normal and
high intensity characters in print.

Alphanumeric is another pixel-based fixed-pitch typeface that resembles the
5 by 8 pixel characters of liquid crystal displays (LCD's) and dot matrix
printers. Alphanumeric contains all 96 standard ASCII characters, many
international characters arranged in their PC-8 positions, Greek and math
symbols, and several graphic characters.

Dialtone is a key caps typeface for pushbutton telephones. A great typeface
for printing telephone dialing instructions with a graphic touch, Dialtone
contains the full 12 button dial keys, with number keys in both Metropolitan
(letters and numbers) and International (numbers only) styles, the star and
pound keys, and the A, B, C, and D keys for military and special purpose
dials.

Seven Segment (still under development) is a typeface containing numerals
and symbols made up of seven bars (or segments) arranged in a figure 8
pattern, common in digital alarm clocks and appliances. Numerals with a right
decimal point are in the shift-number positions. Seven Segment also includes
a limited set of alpha characters including the A, b, c, C, d, E, F, G, h, H,
J, L, n, o, P, r, u, U, y, and the Greek Mu (micro) symbol. Punctuation
includes the hyphen (dash), underscore, and equal sign.

Also in the planning stages are:

* A higher resolution equivalent to the VTS family,
offering DOS screen captures with greater readability.

* A sixteen-segment alpha and numeral typeface, along the
same line as Seven Segment but with more alpha characters.

For information, sample sheets, pricing/availability, contact us at the
numbers below. To place an order, print the accompanying file ORDERFRM.TXT,
fill in the requested information, and mail it to our address below.


License to Use
--------------
Video Terminal Screen, in all its variations, and any derivative works, are
copyrighted software. The base font (Video Terminal Screen - Regular) is
Shareware software, it is not released to the Public Domain. This software
consists of the following files.

PostScript Type 1 version:
VTS .TXT Text information and instructions file
VTSNOTES.TXT Application Tips for using VTS in Windows
ORDERFRM.TXT Convenient Order Form for VTS and other fonts
VTSR____.AFM 253 character set Adobe ASCII Font Metric file
VTSR____.INF 253 character set Font Information file
VTSR____.PFB 253 character set Font Outline file
VTSR____.PFM 253 character set Windows Binary Font Metric file

TrueType (MS-DOS) version:
VTS .TXT Text information and instructions file
VTSNOTES.TXT Application Tips for using VTS in Windows
ORDERFRM.TXT Convenient Order Form for VTS and other fonts
VTS_____.TTF 253 character set TrueType Font file

This software may be copied and distributed, provided that:

* All files listed above are distributed together.

* This file (VTS.TXT) must remain unmodified.

* Credit is given to E A BEHL for any derivative works.

* Commercial Share-Ware distributors must obtain written permission from
E A BEHL, and pay a $20.00 duplication fee; if any charge whatsoever,
including duplication, media, etc., is imposed for its distribution.

Individuals are granted temporary license to use the font software for non-
commercial, evaluation purposes only. This license allows the trial use of the
font in non-commercial (not-for-profit) applications, for no more than thirty
(30) days. To use this font in any form for commercial profit, THE FONT MUST
BE LICENSED by the user.

If you find this font of value, you may obtain a license for its continual
use, for a nominal, one-time fee of $10.00 U.S. Each license grants permission
to install Video Terminal Screen on up to two low resolution printers (600dpi
or lower) and/or one high resolution printer (above 600dpi.) Registered
licensees also receive the Low Characters and Box Characters extended
character files, and character mapping tables for each font file. To obtain
the extended character files, installation and application instructions,
character mapping tables, and a license certificate; send $10.00 check or
money order (U.S. funds only, please) to:

E A BEHL
2663 Red Oak Court
Clearwater, Florida U.S.A. 34621-2319
Tel: (813) 789-3550 Fax: (813) 787-9414
CIS: 70413,1073


Warranty
--------
This software is licensed as is, with no warranty of any kind, including but
not limited to the implied warranties of merchantability and fitness for a
particular purpose. The user assumes all risk arising from the use of this
software. In no event shall E A BEHL, its employees, principals, or agents be
liable for any direct, indirect, incidental, or consequential losses caused by
the use of this software.


Copyrights and Trademarks
-------------------------
Video Terminal Screen
Copyright (c) 1991-1992, E A BEHL - Clearwater FL USA. All rights reserved.

TECH/TYPE is a trademark of E A BEHL.

Any trade names referenced herein may be trademarks or registered trademarks
of their respective owners, and are included only for reference purposes.

End
VTST_UPD.TXT1 KBFile di testovista
Video Terminal Screen - TrueType Files Update
---------------------------------------------

The original TrueType Video Terminal Screen files; VTS_____.TTF,
VTSLC___.TTF, and VTSBX___.TTF were incorrectly generated without the PANOSE
fixed pitch attribute being set. Although this has no effect on the fonts'
appearance or use, Video Terminal Screen may not be listed as a fixed pitch
or monospace font in a Microsoft Windows or OS/2 application which
differenciates between fixed pitch and proportional spaced fonts.

These new files, dated 1/20/93, have been updated to correct this oversight.

To use the new files, old Video Terminal Screen files must first be deleted
and the new files installed. To install the new files, follow the procedure
below:

1. Open the Windows Control Panel and select the Fonts icon. Highlight any
existing Video Terminal Screen fonts and click on the Remove button,
selecting the Delete Font File From Disk check box, and clicking the
Yes to All button.

2. Click on the Add button and select the disk and directory where the new
VTS files are located. Highlight the listed Video Terminal Screen fonts
and click on the OK button.

After installation, Video Terminal Screen should appear correctly as a fixed
pitch, monospaced font in Windows and OS/2 applications that check for it.

Thank you for your understanding.

E A BEHL - Technical Publishing Services
2663 Red Oak Court
Clearwater, Florida U.S.A. 34621-2319
CIS: 70413,1073

VTSR____.TTF38 KBFile FontScaricare
ORDERFRM.TXT5 KBFile di testovista
TECH/TYPE Order Form Instructions

Printing the Order Form
-----------------------
Print this file to the printer by typing at the DOS prompt:

COPY /b d:ORDERFRM.TXT PRN:

where "d:" is replaced by the disk drive and directory location of
the ORDERFRM.TXT file.

Fill out the form completely to ensure that your order is processed
correctly.


Site Licenses
-------------
Prices listed on the Order Form are for low quantity orders. Site licenses
are available at a significantly reduced cost. Site Licenses include one
complete package of software and documentation, and free updates. To order
a Site License, write "Site" in the Quantity column followed by the number
of users to license.

Number of Users Price
--------------- -------
20 $ 30.00
100 100.00
1000+ 1000.00


Mailing the Order Form
----------------------
To use the order form without envelope, simply Z-fold at the lines
indicated, so that the folded form appears similar to the letter Z, with
the address panel in front and all other printing hidden. See figure below.

. |
. | <--- Top Panel
. |______
. . . |
| . . | <---Address Panel
| . . |
|______ . .
| .
| .
|.

Attach check or money order to top panel with tape or staple; then fold
and tape on the top, bottom, and both sides to secure payment. If you
prefer, enclose form and payment in an envelope and address as shown at
the bottom of the form.


TECH/TYPE Order Form

---------------- Item --------------- Quantity Price* Amount
VIDEO TERMINAL SCREEN (VTS)
253 PC-8 character set in 3 files. ________ $10.00 ________

REVERSE VIDEO
White-on-black variation of VTS.
253 PC-8 character set in 3 files. ________ 10.00 ________

VIDEO LITE
Light variation of VTS. 253 PC-8
character set in 3 files. (Tentative
Avail. Q2 1993 -- call for avail.) ________ 10.00 ________

ALPHANUMERIC
LCD / Dot Matrix character set. Full
ASCII plus Int'l, Greek / math, and
graphic characters. ________ 10.00 ________
- - - - - - - - fold forward here - - - - - - - -
DIALTONE
Pushbutton telephone dial key caps.
Metro & Int'l, *, #, A, B, C, and D. ________ 8.00 ________

SEVEN SEGMENT
Seven segment numeric and alpha
character set (Available 4/93) ________ 8.00 ________

SHIPPING -- Prices include U.S. Mail delivery in U.S.A
U.S. 2nd Day - add $10.00; U.S. Overnight - add $16.00
International delivery - add $2.00; International Express - call ________

SALES TAX -- Florida Purchasers add 6.0% ________

TOTAL PURCHASE (*Please include check or money order in U.S. funds)
Packages include typeface diskette, installation instructions,
license certificate, and character mapping tables. ________

DISKETTE PREFERENCE ____ 5-1/4"
All typefaces supplied on double density diskettes, and
include both PostScript Type 1 and TrueType format for PC's. ____ 3-1/2"

- - - - - - - - fold back here - - - - - - - -
Return Address
--------
____________________________ | Affix |
| Proper |
____________________________ | Postage|
| Here |
____________________________ --------



E A BEHL Technical Publishing Services
TECH/TYPE Typeface Products
2663 Red Oak Court
Clearwater, Florida U.S.A 34621-2319 
VTSNOTES.TXT8 KBFile di testovista
TECH/TYPE - Typefaces for Technology

Using Video Terminal Screen with Windows Applications
Copyright (c) 1991-1993 - E A BEHL


Capturing DOS Screens in Windows
--------------------------------
DOS screen captures with the Windows Clipboard are a simple process. Start
by running the DOS application from the Windows DOS Prompt icon or in a DOS
Window. Press Alt-Spacebar to activate the DOS window control box. Select
the Edit Mark menu option. Either hold the shift key down and use the
keyboard arrow keys to highlight the portion of the screen to capture, or
click and drag the mouse pointer from one corner of the screen to the other.
When the desired portion is highlighted, press the Enter key.

Next, open the Windows Clipboard Viewer. Select the File Save As menu
option. Enter a file name with .TXT as the file name extension in the File
Name box and click the OK button.

Finally, open the Windows Notepad, select the File Open menu option. Select
the file name saved with the Clipboard, adding path information if
necessary, and click on the OK button.

The file saved by the Clipboard Viewer contains two text variations of the
DOS screen. The first variation is untranslated text straight from DOS, and
the second is text with high-order characters translated based on a table
described in more detail below.

In Notepad, binary header data appears at the top of the file, followed by
two text sections, which at first glance may appear to be identical. The
first text segment is the segment we are interested in however. The last
step is to carefully delete the unnecessary data from the Clipboard file,
then save the file in Notepad.

The text file can now be opened or imported into a Windows application.


Using VTS with Windows Write
----------------------------
To use the captured DOS screen in Write, simply open or import the file
saved with Notepad, and select "No Conversion" when prompted by Write.
Highlight the text and select the Format Character menu option. Select Video
Terminal Screen from the typeface names and select a point size if desired.


Using VTS with Word for Windows
-------------------------------
Open Word for Windows and create a style using VTS as the base font. This
makes it easy to recognize the DOS screen text when it is imported. Select
the Insert File menu option. Select the file saved with Notepad. When Word
prompts for a file type, select "Text Only."


Using VTS with Ventura Publisher
--------------------------------
Ventura Publisher does not support the direct use of VTS high-order
characters, whether you are using the GEM version or the Windows version.
Ventura Publisher has traditionally prohibited use of the characters from
ASCII 224 to 255. In addition, Ventura has used the ISO-LATIN character
coding scheme and remaps characters to follow the ANSI definition under
Windows. Thus, the order of nearly all high-order characters are rearranged.

Importing DOS screen captures into Ventura Publisher as text is not
impossible, however, just a little more complicated. The Box characters file
of VTS must be installed and included in the Ventura width table.

Open Ventura Publisher, select the File Load menu option, then select File
Type: Text, in the Format box select WS 4.0/5.0, and select the file saved
in the Clipboard Viewer. The WordStar (WS) filter strips the 8th bit off
high-order characters, effectively dropping their ASCII value by 128. Once
the file is loaded, high-order characters appear as low-order characters.
Switch to Text Edit mode and carefully highlight the characters known to
have been high-order graphic characters. The last step is to select the Text
Bold menu item which changes the highlighted text to box characters.


Adjusting the Appearance of VTS
-------------------------------
Once the text has been imported, paying attention to line and character
spacing will make VTS look just like a screen capture. Word for Windows is
discussed specifically, but other word processors probably have similar
controls.

Normally, typesetting adds space above lines of text, called "leading" in
typesetting terms, to keep descender strokes of characters such as the lower
case g, j, p, and q from crashing into capital letters, numerals, and lower
case characters with ascender strokes such as the b, d, h, k, and l.

This extra spacing can defeat the ability to make continuous vertical lines
with the 179 or 186 characters. To make the graphic characters from adjacent
lines connect, set the Line Spacing in Paragraph Format to the same point
value as the size of the text. In effect, VTS text at 10 point should have a
paragraph line spacing of "Exactly - 10pt". Generally, horizontal spacing
does not have to be adjusted, however if horizontal lines look dashed
instead of continuous, verify that the alignment of the text is flush left
and not justified. Justification may stretch the space between characters,
defeating the fixed-pitch nature of VTS. If justification is not a problem,
you may want to adjust Character Spacing in the Character Format dialog box.


Avoiding Trouble Importing DOS Screens in Windows Applications
--------------------------------------------------------------
The most common trouble using VTS in Windows applications is importing text
containing high-order characters (those with values above 127) from DOS.

Beginning with Windows version 3.0, Microsoft heartily endorsed the ANSI
typeface character set. The introduction of TrueType technology in
version 3.1 married Windows to this standard all the more. In the typeface
industry, characters equivalent to the DOS' PC-8 single and double box
characters just don't exist -- most likely because they come from the
typesetting world where lines are usually created in some other fashion.

Microsoft recommends that Windows applications handle the transition from
PC-8 to ANSI, by using a translation table to change PC-8 box characters to
ordinary characters in the ANSI character set, such as hyphens and plus
signs. The ANSI assignments for foreign language characters also differ from
the PC-8 set, so Microsoft also recommends translating these characters from
PC-8 to ANSI as well.

Thus, as text is imported, Windows applications typically change the value
of incoming high-order characters to counterparts in the ANSI character set.
For instance, the horizontal line character in the PC-8 character set has a
value of 196. This value is routinely changed to 45 (a hyphen) which is the
closest thing an ANSI typeface has to offer. Similarly, an incoming
character with a value of 160 -- the accented `a' in the PC-8 set, is
changed to 225 -- the corresponding `a acute' character in the ANSI
character set.

VTS on the other hand, is a typeface which bucks the ANSI assignments and
follows the PC-8 assignment, eliminating the need to change the value of
high-order characters from a DOS application. The trick in using VTS with
imported text containing high-order characters then, is to make sure the
Windows application doesn't translate the values in the process of importing
the DOS text.

Many Windows word processors and other applications have an option for
importing text without translation. Write, for instance, asks you directly,
whether you want to convert a file that is not in the Write format as you
import it. Other applications are not always so explicit. Word for Windows,
for instance, has several filters for importing text files, however the
correct choice -- "Text Only" is not an obvious choice. In general, you may
have to import the text file several times before determining the method
in each application that does not translate high-order characters.


End

:: Informazioni Di Carattere

nome del font: Video Terminal Screen
licenza: Free for personal use

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