mirror of https://git.sr.ht/~rabbits/uxn
70 lines
1.1 KiB
Plaintext
70 lines
1.1 KiB
Plaintext
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( drag )
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:dev/r fff8 ( std read port )
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:dev/w fff9 ( std write port )
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;drawx 2 ;drawy 2 ;x 2 ;y 2 ;w 2 ;h 2 ;color 1
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|0100 @RESET
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#05 =dev/r ( set dev/read mouse )
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#01 =dev/w ( set dev/write to screen )
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BRK
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|c000 @FRAME
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( get touch )
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#04 IOR #01 NEQ ,frame-end ROT JMP? POP2
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( clear )
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#00 =color
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~x ~y #0060 #0040 ,fillrect JSR
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( fill rect x y w h )
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#01 =color
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#00 IOR2 ( get mouse-x ) =x
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#02 IOR2 ( get mouse-y ) =y
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~x ~y #0060 #0040 ,fillrect JSR
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,redraw JSR
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@frame-end
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BRK
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@fillrect
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=h =w =y =x ( store values in variables )
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~x =drawx ~y =drawy ( store draw pos in variables )
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@fillrectrow
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~x =drawx
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@fillrectcol
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( draw ) ~drawx ~drawy IOW2 IOW2 ~color IOW #00 IOW
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~drawx #0001 ADD2 =drawx
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~drawx ~w ~x ADD2 LTH2 ,fillrectcol ROT JMP? POP2
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~drawy #0001 ADD2 =drawy
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~drawy ~h ~y ADD2 LTH2 ,fillrectrow ROT JMP? POP2
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RTS
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@getmouse
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#00 IOR2 ( get mouse x )
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#02 IOR2 ( get mouse y )
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RTS
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@redraw
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#0000 IOW2
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#0000 IOW2
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#00 IOW
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#01 IOW
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RTS
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@clear
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#0000 IOW2
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#0000 IOW2
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#00 IOW
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#02 IOW
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RTS
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|d000 @ERROR BRK
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|FFFA .RESET .FRAME .ERROR
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