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- #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.
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- #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