2021-04-21 16:48:04 +00:00
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( dev/mouse )
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%RTN { JMP2r }
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2021-04-22 18:08:06 +00:00
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%ABS2 { DUP2 #000f SFT2 EQU #04 JNZ #ffff MUL2 }
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2021-04-21 16:48:04 +00:00
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2021-04-23 02:57:47 +00:00
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%%^! { .% DEI } %%~! { .% DEO }
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%%*! { .% DEI2 } %%=! { .% DEO2 }
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%%^ { .% PEK } %%~ { .% POK }
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%%* { .% PEK2 } %%= { .% POK2 }
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2021-04-22 21:29:48 +00:00
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2021-04-21 16:48:04 +00:00
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( devices )
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|00 @System [ &vector $2 &pad $6 &r $2 &g $2 &b $2 ]
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|20 @Screen [ &vector $2 &width $2 &height $2 &pad $2 &x $2 &y $2 &addr $2 &color $1 ]
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|60 @Mouse [ &vector $2 &x $2 &y $2 &state $1 &chord $1 ]
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|0000
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2021-04-23 02:57:47 +00:00
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@line [ &x0 $2 &y0 $2 &x $2 &y $2 &sx $2 &sy $2 &dx $2 &dy $2 &e1 $2 &e2 $2 ]
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@pointer [ &x $2 &y $2 &lastx $2 &lasty $2 &state $1 ]
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2021-04-22 18:08:06 +00:00
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@color $1
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2021-04-21 16:48:04 +00:00
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( program )
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|0100 ( -> )
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( theme )
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2021-04-23 02:57:47 +00:00
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#f0f0 System/r=!
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#f00f System/g=!
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#f000 System/b=!
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2021-04-22 22:57:40 +00:00
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( vectors )
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2021-04-23 02:57:47 +00:00
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;on-mouse Mouse/vector=!
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2021-04-21 16:48:04 +00:00
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BRK
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@on-mouse ( -> )
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;draw-cursor JSR2
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2021-04-22 18:08:06 +00:00
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( on down )
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2021-04-23 02:57:47 +00:00
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Mouse/state^! #00 NEQ pointer/state^ #00 EQU #0101 EQU2 ,on-mouse-down JNZ
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2021-04-22 18:08:06 +00:00
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( on drag )
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2021-04-23 02:57:47 +00:00
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Mouse/state^! #00 NEQ ,on-mouse-drag JNZ
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Mouse/state^! pointer/state~
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2021-04-22 18:08:06 +00:00
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2021-04-21 16:48:04 +00:00
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BRK
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2021-04-22 18:08:06 +00:00
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@on-mouse-down ( -> )
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2021-04-22 21:29:48 +00:00
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( record start position )
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2021-04-23 02:57:47 +00:00
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Mouse/x*! DUP2 pointer/x= pointer/lastx=
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Mouse/y*! DUP2 pointer/y= pointer/lasty=
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Mouse/state^! pointer/state~
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2021-04-22 18:08:06 +00:00
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BRK
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@on-mouse-drag ( -> )
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2021-04-22 21:29:48 +00:00
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( draw line )
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2021-04-23 02:57:47 +00:00
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pointer/lastx*
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pointer/lasty*
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pointer/x*
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pointer/y*
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#01 [ Mouse/state^! #10 EQU #02 MUL ADD ]
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2021-04-22 22:57:40 +00:00
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;draw-line JSR2
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2021-04-22 18:08:06 +00:00
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( record last position )
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2021-04-23 02:57:47 +00:00
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Mouse/x*! pointer/lastx=
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Mouse/y*! pointer/lasty=
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Mouse/state^! pointer/state~
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2021-04-22 18:08:06 +00:00
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BRK
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2021-04-21 16:48:04 +00:00
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@draw-cursor ( -- )
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( clear last cursor )
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2021-04-23 02:57:47 +00:00
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;clear Screen/addr=!
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pointer/x* Screen/x=!
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pointer/y* Screen/y=!
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#30 Screen/color~!
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2021-04-21 16:48:04 +00:00
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( record pointer positions )
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2021-04-23 02:57:47 +00:00
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Mouse/x*! pointer/x=
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Mouse/y*! pointer/y=
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2021-04-21 16:48:04 +00:00
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( draw new cursor )
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2021-04-23 02:57:47 +00:00
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;cursor Screen/addr=!
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pointer/x* Screen/x=!
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pointer/y* Screen/y=!
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2021-04-21 16:48:04 +00:00
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( colorize on state )
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2021-04-23 02:57:47 +00:00
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#31 [ Mouse/state^! #00 NEQ ] ADD Screen/color~!
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2021-04-21 16:48:04 +00:00
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RTN
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2021-04-22 22:57:40 +00:00
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@draw-line ( x1 y1 x2 y2 color -- )
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2021-04-22 18:08:06 +00:00
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2021-04-23 02:57:47 +00:00
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( load ) color~ line/y0= line/x0= line/y= line/x=
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line/x0* line/x* SUB2 ABS2 line/dx=
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line/y0* line/y* SUB2 ABS2 #0000 SWP2 SUB2 line/dy=
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#ffff #00 line/x* line/x0* LTS2 #0002 MUL2 ADD2 line/sx=
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#ffff #00 line/y* line/y0* LTS2 #0002 MUL2 ADD2 line/sy=
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line/dx* line/dy* ADD2 line/e1=
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2021-04-22 18:08:06 +00:00
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&loop
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2021-04-22 22:57:40 +00:00
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( draw )
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2021-04-23 02:57:47 +00:00
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line/x* Screen/x=!
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line/y* Screen/y=!
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color^ Screen/color~!
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line/x* line/x0* EQU2 line/y* line/y0* EQU2 #0101 EQU2 ,&end JNZ
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line/e1* #0002 MUL2 line/e2=
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line/e2* line/dy* LTS2 ,&skipy JNZ
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line/e1* line/dy* ADD2 line/e1=
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line/x* line/sx* ADD2 line/x=
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2021-04-22 18:08:06 +00:00
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&skipy
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2021-04-23 02:57:47 +00:00
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line/e2* line/dx* GTS2 ,&skipx JNZ
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line/e1* line/dx* ADD2 line/e1=
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line/y* line/sy* ADD2 line/y=
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2021-04-22 18:08:06 +00:00
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&skipx
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,&loop JMP
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&end
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RTN
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2021-04-23 02:57:47 +00:00
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@clear [ 0000 0000 0000 0000 ]
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2021-04-22 22:19:09 +00:00
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@cursor [ 80c0 e0f0 f8e0 1000 ]
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