collapseos/blk/130

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2020-06-07 07:25:02 -04:00
: $f EDPOS @ PREVPOS @ 2DUP = IF 2DROP EXIT THEN
2DUP > IF DUP pos! SWAP THEN
( p1 p2, p1 < p2 ) OVER - 64 MIN ( pos len ) FBUF _zbuf
SWAP _cpos FBUF ( len src dst ) ROT MOVE ;
: $R ( replace mode )
mode! 'R' EMIT
BEGIN setpos C< DUP 0xd = NOT IF
EDPOS @ _cpos C! 1 EDPOS +! BLK!! 0
THEN UNTIL mode! SPC contents ;
: $O EDPOS @ 0x3c0 ( 15 * 64 ) >= IF EXIT THEN
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_U EDPOS @ 0x3c0 AND DUP pos! _cpos _zbuf BLK!! contents ;
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: $o EDPOS @ 64 < IF EXIT THEN EDPOS @ 64 + EDPOS ! $O ;
: $D $H 64 icpy
acc@ 0 DO 16 EDPOS @ 64 / DO i _mvln- LOOP LOOP
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BLK!! contents ;