praesentation wird nach unten in die mitte geschoben. zentrieren ist leider nicht moeglich.
This commit is contained in:
Denis Knauf
commit
a5f040edf8
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@ -24,7 +24,7 @@ needs ansi.fs
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: escape ( -- addr len ) s\" \e" ;
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: csi ( -- addr len ) s\" \e[" ;
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: sgr ( u -- ) csi type 0 .r [char] m emit ;
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: sgr ( u -- ) ESC[ 0 .r [char] m emit ;
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: term-size form ;
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: term-height ( -- i ) term-size drop ;
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: term-width ( -- i ) term-size nip ;
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@ -34,11 +34,14 @@ needs ansi.fs
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: cursory@ ( -- y ) cursor@ nip ;
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: cursorx! ( x -- ) cursory@ cursor! ;
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: cursory! ( x -- ) cursorx@ swap cursor! ;
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: cursor' ( i c -- ) swap dup if ESC[ 0 .r emit else 2drop then ;
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: cursor^ ( i -- ) [char] A cursor' ;
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: cursor_ ( i -- ) [char] B cursor' ;
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: cursor> ( i -- ) [char] C cursor' ;
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: cursor< ( i -- ) [char] D cursor' ;
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: screen^ ( i -- ) [char] S cursor' ;
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: screen_ ( i -- ) [char] T cursor' ;
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: isnewline? ( c -- i ) dup 10 = swap 13 = or ;
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: isspace? ( c -- i ) dup 9 = over 11 = or swap 32 = or ;
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@ -165,7 +168,7 @@ ptype-reset
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: {h} ( addr , len -- addr )
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cr
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term-width over @ - 2 / \ addr width-twidth/2
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dup cursor> ptype-indent !
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cursor>
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cell+ {b}
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; \ header
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: <h> ( -- addr 0 , xt-{h} 0 ) ['] {h} , here 0 , 0 ;
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@ -208,13 +211,48 @@ variable enumerationCount ( -- addr )
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: {/en} ( -- ) ptype-reset ;
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: </en> ( -- , xt-{/en} ) ['] {en} , ;
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256 Constant max-line
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Create line-buffer max-line 2 + allot
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0 Value fd-in
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: open-input ( addr u -- ) r/o open-file throw to fd-in ;
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: printsource ( from to addr u -- )
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open-input
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cr
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0
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begin
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1+
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line-buffer max-line fd-in read-line throw
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while
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swap 2over rot swap over >= if
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swap over <= if
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dup 0 U.R s" -> " type swap line-buffer swap type cr
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else swap drop
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endif
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else swap drop swap drop
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endif
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repeat
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2drop 2drop
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fd-in close-file throw ;
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: printCodeHeader ( end start namelen addr -- ) \ prints source code header containing line numbers
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swap 2dup type 2swap \ s" (" type 0 U.R s" -" type 0 U.R s" ): " type cr cr type ;
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swap 2swap cr printsource cr ; \ type emit emit ;
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: {source} ( -- ) ;
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: <source> ( -- , xt-{source} ) ['] {source} , ;
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: {/source} ( -- ) dup dup dup dup @ swap cell + @ 2swap cell 2 * +
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@ swap cell 3 * + @ printCodeHeader 4 cells + ;
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: </source> ( -- , xt-{/source} ) ['] {/source} , , , , , ;
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: {np} ( -- )
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0 sgr \ Alle Bildschirmeigenschaften zuruecksetzen
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page \ Bildschirm leeren
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;
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: {/np} ( -- )
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\ 30 sgr 40 sgr
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0 term-height 2 - at-xy
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0 term-height dup cursory@ - 2 / screen_ 2 - cursor!
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;
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: <np> ( -- addr , xt-{/np} xt-{np} )
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\ Wir legen jede Anfangsadresse einer Seite auf den Stack (Achtung, in umgekehrter Reihenfolge)
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@ -38,46 +38,10 @@
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; immediate
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: farbendemo farbendemo' </bc> </fc> ;
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256 Constant max-line
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Create line-buffer max-line 2 + allot
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0 Value fd-in
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: open-input ( addr u -- ) r/o open-file throw to fd-in ;
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: printsource ( from to addr u -- )
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open-input
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cr
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0
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begin
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1+
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line-buffer max-line fd-in read-line throw
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while
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swap 2over rot swap over >= if
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swap over <= if
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dup 0 U.R s" -> " ptype-type swap line-buffer swap ptype-type {br}
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else swap drop
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endif
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else swap drop swap drop
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endif
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repeat
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2drop 2drop
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fd-in close-file throw ;
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: printCodeHeader ( end start namelen addr -- ) \ prints source code header containing line numbers
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swap 2dup type 2swap \ s" (" type 0 U.R s" -" type 0 U.R s" ): " type cr cr type ;
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swap 2swap cr printsource cr ; \ type emit emit ;
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: {source} ( -- ) ;
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: <source> ( -- , xt-{source} ) ['] {source} , ;
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: {/source} ( -- ) dup dup dup dup @ swap cell + @ 2swap cell 2 * +
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@ swap cell 3 * + @ printCodeHeader 4 cells + ;
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: </source> ( -- , xt-{/source} ) ['] {/source} , , , , , ;
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<presentation>
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<h> !" Dies ist eine Testpraesentation!" </h>
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<h> </b> !" Dies ist eine Testpraesentation!" </h>
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<p>
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!" Eines Tages hatten wir [" ( <b> <tw> ) !" Harald Steinlechner" </tw> </b>
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!" und " ( <b> <tw> ) !" Denis Knauf" </tw> </b>
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!" Eines Tages hatten wir [Harald Steinlechner und Denis Knauf"
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!" ] die tolle Idee, eine Praesentationssoftware zu schreiben."
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</p>
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\ <p> <en>
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