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13 lines
463 B
Plaintext
13 lines
463 B
Plaintext
: _type ( buf -- )
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C< DUP 0xd = IF 2DROP EXIT THEN SWAP DUP _zbuf ( c a )
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BEGIN ( c a ) C!+ C< TUCK 0x0d = UNTIL ( c a ) C! ;
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( user-facing lines are 1-based )
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: T 1- DUP 64 * EDPOS ! _pln ;
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: P IBUF _type IBUF EDPOS @ _cpos 64 MOVE BLK!! ;
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: _mvln+ ( ln -- move ln 1 line down )
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DUP 14 > IF DROP EXIT THEN
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_lpos DUP 64 + 64 MOVE ;
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: _mvln- ( ln -- move ln 1 line up )
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DUP 14 > IF DROP 15 _lpos _zbuf
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ELSE 1+ _lpos DUP 64 - 64 MOVE THEN ;
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