MiniOOF cleanup

This commit is contained in:
Carsten Strotmann 2020-07-15 08:46:48 +02:00
parent daa9d08efa
commit 40a2305bf0
4 changed files with 116 additions and 123 deletions

28
sources/6502/2words.fth Normal file
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@ -0,0 +1,28 @@
\ 2! 2@ 2variable 2constant
cr .( Loading 2words ...)
\needs code INCLUDE" D:TAS65.FTH"
code 2! ( d addr -- )
tya setup jsr 3 # ldy
[[ sp )y lda n )y sta dey 0< ?]
1 # ldy poptwo jmp end-code
code 2@ ( addr -- d )
sp x) lda n sta sp )y lda n 1+ sta
sp 2dec 3 # ldy
[[ n )y lda sp )y sta dey 0< ?]
xyNext jmp end-code
: 2VARIABLE ( -- )
create 4 allot ;
: 2CONSTANT ( d -- )
CREATE , , DOES> ( -- d ) 2@ ;
\ 2dup exists
\ 2swap exists
\ 2drop exists
cr .( 2Words loaded. )

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@ -1,23 +1,23 @@
\ Mini-OOF by Bernd Paysan
CR .( loading Mini-OOF ... )
: METHOD ( m v -- m' v )
CREATE OVER , SWAP 2+ SWAP
DOES> ( ... o -- ... )
@ OVER @ + @ EXECUTE ;
: VAR ( m v size -- )
: VAR ( m v size -- )
CREATE OVER , +
DOES> ( o -- addr )
DOES> ( o -- addr )
@ + ;
: CLASS ( class -- class methods vars )
DUP 2@ ;
: END-CLASS ( -- class methods vars )
CREATE HERE >R , DUP ,
4 ?DO ['] NOOP , 2 +LOOP
CREATE HERE >R , DUP ,
4 ?DO ['] NOOP , 2 +LOOP
2+ DUP 2+ R> ROT @ 4 /STRING MOVE ;
: DEFINES ( xt class -- )
@ -32,121 +32,3 @@ CR .( loading Mini-OOF ... )
CREATE OBJECT 2 , 4 ,
CR .( Mini-OOF loaded. )
\ Mini OOF Example
\needs class INCLUDE" D:MINIOOF.F"
CR .( loading OOF Example )
CR .( creating object class "animal" )
object class
2 var sound
2 var color
2 var kind
method init
method say
method present
end-class animal
CR .( Implementing Methods )
: m-say ( o -- )
cr ." it says "
sound @ COUNT TYPE ;
' m-say animal defines say
: m-present ( o -- )
cr ." This animal is a "
DUP color @ COUNT TYPE BL EMIT
kind @ COUNT TYPE ." !" ;
' m-present animal defines present
: m-init ( say color kind o -- )
>R
R@ SOUND !
R@ COLOR !
R> KIND ! ;
' m-init animal defines init
CR .( creating animal objects )
animal new constant dog
animal new constant cat
animal new constant eagle
CR .( initializing objects )
: S>A DROP 1- ; ( convert string to address )
S" MAMAL" S>A
S" BLACK" S>A
S" BARK BARK" S>A dog init
S" MAMAL" S>A
S" SILVER" S>A
S" MEOW MEOW" S>A cat init
S" BIRD" S>A
S" BROWN" S>A
S" ARK ARK" S>A eagle init
CR .( now lets the objects speak )
CR
dog present dog say
cat present cat say
eagle present eagle say
CR .( Finish! )
CR
\ String Ext.
CR .( loading String extensions )
: S" ASCII " PARSE
HERE 2DUP ! 1+
OVER 1+ ALLOT
2DUP 4 ROLL SWAP ROT
1+ MOVE SWAP ;
CR .( String extensions loaded )
\ 2! 2@ 2variable 2constant
cr .( Loading 2words ...)
\needs code INCLUDE" D:TAS65.F"
code 2! ( d addr -- )
tya setup jsr 3 # ldy
[[ sp )y lda n )y sta dey 0< ?]
1 # ldy poptwo jmp end-code
code 2@ ( addr -- d )
sp x) lda n sta sp )y lda n 1+ sta
sp 2dec 3 # ldy
[[ n )y lda sp )y sta dey 0< ?]
xyNext jmp end-code
: 2VARIABLE ( -- )
create 4 allot ;
: 2CONSTANT ( d -- )
CREATE , , DOES> ( -- d ) 2@ ;
\ 2dup exists
\ 2swap exists
\ 2drop exists
cr .( 2Words loaded. )

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\ Mini OOF Example
\needs class INCLUDE" D:MINIOOF.F"
CR .( loading OOF Example )
CR .( creating object class "animal" )
object class
2 var sound
2 var color
2 var kind
method init
method say
method present
end-class animal
CR .( Implementing Methods )
: m-say ( o -- )
cr ." it says "
sound @ COUNT TYPE ;
' m-say animal defines say
: m-present ( o -- )
cr ." This animal is a "
DUP color @ COUNT TYPE BL EMIT
kind @ COUNT TYPE ." !" ;
' m-present animal defines present
: m-init ( say color kind o -- )
>R
R@ SOUND !
R@ COLOR !
R> KIND ! ;
' m-init animal defines init
CR .( creating animal objects )
animal new constant dog
animal new constant cat
animal new constant eagle
CR .( initializing objects )
: S>A DROP 1- ; ( convert string to address )
S" MAMAL" S>A
S" BLACK" S>A
S" BARK BARK" S>A dog init
S" MAMAL" S>A
S" SILVER" S>A
S" MEOW MEOW" S>A cat init
S" BIRD" S>A
S" BROWN" S>A
S" ARK ARK" S>A eagle init
CR .( now lets the objects speak )
CR
dog present dog say
cat present cat say
eagle present eagle say
CR .( Finish! )
CR

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\ String Ext.
CR .( loading String extensions )
: S" ASCII " PARSE
HERE 2DUP ! 1+
OVER 1+ ALLOT
2DUP 4 ROLL SWAP ROT
1+ MOVE SWAP ;
CR .( String extensions loaded )