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SetGraphMode procedure
DECLARATION: SetGraphMode(Mode : Integer);
PURPOSE: Set the systems to a graphics mode
UNIT: Graph
REMARKS: Mode must be a valid mode for the current device driver.
Use SetGraphMode to to select a graphics mode other than
the default mode which will be set by InitGraph.
SetGraphMode restores all graphics settings to their default
values. This includes color, palette, current pointer,
viewport, etc.
If an attempt is made to select an invalid mode for the
current device driver, GraphResult will return a value of
-10 (grInvalidMode)
NOTE: Errors are returned through GraphResult.
RESTRICTIONS: InitGraph must be successfully called first
See Also:
ClearDevice
DetectGraph
GetGraphMode
InitGraph
RestoreCrtMode
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