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1993-06-18
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RShowPCX v1.3 - 17 June 1993 (c) 1993 Rolf van Gelder
===========================================================================
-+- UN-REGISTERED COPY OF R_SHOWPCX() (CLIPPER 5.01a VERSION) -+-
RSHOWPCX LIBRARY ----------------------------------------------------------
RShowPCX is a shareware Clipper 5.01a library which contains a function
to display a .PCX graphics file.
Because the library is written using the ASSEMBLER language the function
works VERY FAST !!
Some SUPER VGA adaptors are supported.
RShowPCX is perfect to display Company logo's, graphs, wallpapers etc.
On request a Clipper Summer '87 version is available.
DESCRIPTION ---------------------------------------------------------------
Syntax : <nRetCode> := R_ShowPCX ( cFileName[,bCodeBlock[,lStayGraph]] )
Argument : <cFileName> = Name of the .PCX-file to be displayed
Default extension is .PCX
<bCodeBlock> = CodeBlock which is evaluated after
the picture is displayed
Default codeblock : { || Inkey (0) }
*** Clipper 5.01a version only ***
<lStayGraph> = .T. : stay in GRAPHIC MODE after displaying
the picture (leaving the picture on the
screen)
.F. : return to TEXT MODE after displaying
the picture (the screen is cleared)
( = DEFAULT )
Returns : <nRetCode> = Numeric return code
0 = Picture displayed okay
1 = Error opening PCX-file
2 = Error reading PCX-file
3 = File has no legal PCX format
4 = Illegal number of Bits-Per-Pixel
5 = PCX-file has unsupported dimensions
6 = PC has unsupported SUPER VGA card
7 = PC has no EGA/VGA adaptor
8 = PCX-file not found
9 = Parameter error
SUPPORTED ADAPTORS AND VIDEO MODES ----------------------------------------
Adaptor Max Dimensions Colors Video mode
(width*height)
Standard EGA 640 x 350 16 10h
Standard VGA 640 x 480 16 12h
Standard VGA 320 x 200 256 13h
Super VGA 640 x 480 256 Super VGA mode
At this moment the following SUPER VGA adaptors are AUTOMATICALLY
DETECTED and used :
- TRIDENT 8800
- TRIDENT 8900
- TSENG ET 4000
More adaptors will be supported in the near future.
HISTORY -------------------------------------------------------------------
Version 1.3 (17/06/93)
- Bug fixed: Displaying 256 color pics with an ODD width (e.g. 331x234x256)
- Bug fixed: Displaying 16 color pics with a dimension < (640 x 480)
Version 1.2 (14/03/93)
- <lStayGraph> parameter added
Version 1.1
- <bCodeBlock> parameter added
Version 1.0
- Initial release (worldwide)
===========================================================================
REGISTRATION --------------------------------------------------------------
RShowPCX is a Shareware product. It is available through Users Groups,
Bulletin Boards, etc. You have the opportunity to try the program at
no charge to see if it meets your needs. If you continue to use the
program after evaluation, please complete the registration form at the
end of this document and send it with a registration fee of $10 to:
Ing. R.P.S. van Gelder
Binnenwiertzstraat 27
5615 HG EINDHOVEN
THE NETHERLANDS
BENEFITS OF REGISTRATION
The UNREGISTERED version of RShowPCX displays a registration message
before displaying the PCX-file.
1) A registered version of RShowPCX which will be sent to you by E-MAIL.
!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
!! THE REGISTERED VERSION DOESN'T DISPLAY THE REGISTRATION MESSAGE. !!
!! ALSO THE 5 SECONDS DELAY WILL BE GONE. !!
!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
2) Run-time royalty-free license. You will be free to integrate RShowPCX
into your Clipper applications without having to pay any royalty or
fee for doing so. You may also distribute or market any such
applications royalty-free.
3) Support through E-Mail.
E-Mail addresses :
Internet: RCROLF@urc.tue.nl
Bitnet : RCROLF@heitue5
USER GROUPS/SHAREWARE DISTRIBUTORS ----------------------------------------
PC User Groups are welcome to add RShowPCX to their libraries under the
following conditions :
1) It must be completely unmodified
2) A diskette/copying fee of $5 of less is charged; and
3) This documentation file MUST be included.
I would appreciate notification that you have added RShowPCX
to your library.
If you received RShowPCX through either a user group or a shareware
distributor, please remember that the diskette fee you payed DOES NOT
constitute licensing the software, and you are still obligated to
register if you decide to use RShowPCX.
DISCLAIMER ----------------------------------------------------------------
The copyright owner disclaims all warranties and is not liable for
damages of any kind. By using RShowPCX you agree to this.
REGISTRATION FORM ---------------------------------------------------------
To register RShowPCX (v1.3), send this form with a $10 bill to:
Ing. R.P.S. van Gelder
Binnenwiertzstraat 27
5615 HG EINDHOVEN
THE NETHERLANDS
Name : ________________________________________________________
Address : ________________________________________________________
City, State, Zip : ________________________________________________________
Country : ________________________________________________________
E-Mail address : ________________________________________________________
(Super-)VGA card : ________________________________________________________
!! Important !! : WHICH VERSION OF RSHOWPCX () DO YOU WANT ?????????
[ ] Clipper Summer '87
[ ] Clipper 5.01a
Where did you get your copy of RShowPCX ?
___________________________________________________________________________
Ideas or suggestions for future revisions of RShowPCX v1.3 :
___________________________________________________________________________
___________________________________________________________________________
___________________________________________________________________________
___________________________________________________________________________
___________________________________________________________________________