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20f686d026
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femto.tal
33
femto.tal
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@ -39,7 +39,6 @@
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( TODO: )
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( TODO: )
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( - optimize term drawing )
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( - optimize term drawing )
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( - get long line truncation/scrolling working )
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( - get long line truncation/scrolling working )
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( - page up/page down )
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( - line numbers in left column (toggle mode?) )
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( - line numbers in left column (toggle mode?) )
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( - help text )
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( - help text )
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( - save file command -> tmp first )
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( - save file command -> tmp first )
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@ -233,16 +232,26 @@
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&done BRK
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&done BRK
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@page-up
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@page-up
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BRK
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;bof-is-visible JSR2 ,&near-eof JCN
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;buffer/line-offset LDA2
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;term/rows LDA2 SUB2 #0003 ADD2
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DUP2 ;abs-line JSR2 ;buffer/offset STA2
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;buffer/line-offset STA2
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;ensure-visible-cursor JSR2
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;draw-all JSR2 BRK
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&near-eof
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#00 ;cursor/row STA
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#00 ;cursor/col STA
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;draw-cursor JSR2 BRK
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@page-down
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@page-down
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;eof-is-visible JSR2 ,&near-eof JCN
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;eof-is-visible JSR2 ,&near-eof JCN
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;buffer/line-offset LDA2 ;term/rows LDA2 ADD2 #0003 SUB2
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;buffer/line-offset LDA2
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;buffer/line-count LDA2 ;min2 JSR2
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;term/rows LDA2 ADD2 #0003 SUB2
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DUP2 ;abs-line JSR2 ;buffer/offset STA2
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DUP2 ;abs-line JSR2 ;buffer/offset STA2
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;buffer/line-offset STA2
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;buffer/line-offset STA2
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;ensure-visible-cursor JSR2
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;ensure-visible-cursor JSR2
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;draw-all JSR2 BRK
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;draw-all JSR2 BRK
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&near-eof
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&near-eof
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;buffer/line-count LDA2
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;buffer/line-count LDA2
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;buffer/line-offset LDA2 INC2
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;buffer/line-offset LDA2 INC2
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@ -276,6 +285,9 @@
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@at-line-start ( -> bool^ )
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@at-line-start ( -> bool^ )
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;cursor/col LDA #00 EQU JMP2r
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;cursor/col LDA #00 EQU JMP2r
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@bof-is-visible ( -> bool^ )
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;buffer/line-offset LDA2 #0000 EQU2 JMP2r
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@eof-is-visible ( -> bool^ )
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@eof-is-visible ( -> bool^ )
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;buffer/line-offset LDA2 ;term/rows LDA2 ADD2 INC2
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;buffer/line-offset LDA2 ;term/rows LDA2 ADD2 INC2
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;buffer/line-count LDA2
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;buffer/line-count LDA2
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@ -367,8 +379,7 @@
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;rel-line-error ;error! JMP2
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;rel-line-error ;error! JMP2
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( #00 #00 DIV BRK )
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( #00 #00 DIV BRK )
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( TODO: M-v for page up and M-> for goto end )
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( TODO: M-f and M-b for next/previous word )
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( M-f and M-b for next/previous word )
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( M-n and M-p for next/previous paragraph )
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( M-n and M-p for next/previous paragraph )
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( maybe M-% for search&replace )
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( maybe M-% for search&replace )
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@on-key-escaped
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@on-key-escaped
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@ -399,8 +410,6 @@
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( TODO: C-g or C-h for help )
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( TODO: C-g or C-h for help )
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( TODO: C-s for search )
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( TODO: C-s for search )
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( TODO: C-v for page down )
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( TODO: 8-bit meta/alt? )
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( TODO: tab input? )
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( TODO: tab input? )
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@on-key
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@on-key
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;saw-esc LDA ;on-key-escaped JCN2
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;saw-esc LDA ;on-key-escaped JCN2
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