home
***
CD-ROM
|
disk
|
FTP
|
other
***
search
/
DP Tool Club 8
/
CDASC08.ISO
/
VRAC
/
MS_ARCAD.ZIP
/
ARC6_2.CHP
< prev
next >
Wrap
Text File
|
1993-06-15
|
920b
|
26 lines
%
#EF
#T15,1,Chapter 6 The Borland Graphics Interface Pg. 2
#HS,1,4,80,25,11,1
#C4,R5
~W~IBGI Functions~Y~I
The Borland Graphics Interface is simply a set of functions that allow us
as programmers to manipulate the graphics system that Borland has provided
for us. The BGI enables us to have precise control over the screen,
establish |viewports|, draw, output text, and access multiple video pages.
#WN
#C4,R12
To be used, the BGI must be ~R~Iinitialized ~Y~Iand the proper ~G~Ivideo driver ~Y~Imust be
loaded into memory. A video driver is a piece of software that is able to
access hardware-specific functions. Each video adaptor must have a driver
to go with it.
#WN
Once the BGI is initialized, we can take advantage of the various
capabilities that the BGI provides. When we're finished with it, ~C~Ithe BGI
system should be shut down~Y~I.
#WN
#X