-- ByteBlt.mesa (last edited by: McJones on: January 25, 1980 4:04 PM)

DIRECTORY

Environment: FROM "Environment" USING [Block];

ByteBlt: DEFINITIONS =

BEGIN

ByteBlt: PROCEDURE [to, from: Environment.Block] RETURNS [nBytes: CARDINAL];

-- Moves as much as it can, and tells you how much that was. 0 length in either to or from is ok, it will just return 0. If you startIndex>stopIndexPlusOne in either to or from, it will complain since that doesn’t make sense. Does a BLT for the easy case, otherwise is uses BitBlt to do the ripple

StartIndexGreaterThanStopIndexPlusOne: ERROR;

END.

LOG

Time: July 9, 1979 12:03 PMBy: GobbelAction: Created file

Time: January 25, 1980 4:04 PMBy: McJonesAction: Add StartIndexGreaterThanStopIndexPlusOne