uxn/projects/examples/devices/mouse.tal

187 lines
4.5 KiB
Tal

( Mouse: Paint with 3 colors with each mouse button. )
|00 @System &vector $2 &wst $1 &rst $1 &pad $4 &r $2 &g $2 &b $2 &debug $1 &halt $1
|20 @Screen &vector $2 &width $2 &height $2 &auto $1 &pad $1 &x $2 &y $2 &addr $2 &pixel $1 &sprite $1
|90 @Mouse &vector $2 &x $2 &y $2 &state $1 &pad $3 &modx $2 &mody $2
|0000
@length $2
@frame $2
@pen &x $2 &y $2 &x2 $2 &y2 $2
@pointer &x $2 &y $2 &lastx $2 &lasty $2 &state $1
|0100
@on-reset ( -> )
( | theme )
#68af .System/r DEO2
#79bf .System/g DEO2
#8ace .System/b DEO2
( | vectors )
;on-mouse .Mouse/vector DEO2
;on-frame .Screen/vector DEO2
<draw-mouse>
BRK
(
@|vectors )
@on-frame ( -> )
.Mouse/state DEI ?{
;run DUP2 JSR2 JSR2 }
BRK
@on-mouse ( -> )
( | clear last cursor )
.pointer/x LDZ2 .Screen/x DEO2
.pointer/y LDZ2 .Screen/y DEO2
;fill-icn .Screen/addr DEO2
[ LIT2 40 -Screen/sprite ] DEO
<draw-mouse>
( | draw new cursor )
;pointer-icn .Screen/addr DEO2
#00 .Screen/auto DEO
.Mouse/x DEI2 DUP2 .pointer/x STZ2
.Screen/x DEO2
.Mouse/y DEI2 DUP2 .pointer/y STZ2
.Screen/y DEO2
#45 .Mouse/state DEI #00 NEQ #05 MUL ADD .Screen/sprite DEO
( | on down )
.Mouse/state DEI #00 NEQ .pointer/state LDZ #00 EQU AND ?&down
( | on drag )
.Mouse/state DEI ?&drag
.Mouse/state DEI .pointer/state STZ
BRK
&down ( -> )
#0000 DUP2 .length STZ2
.frame STZ2
<clear-screen>
( | record start position )
.Mouse/x DEI2 DUP2 .pointer/x STZ2
.pointer/lastx STZ2
.Mouse/y DEI2 DUP2 .pointer/y STZ2
.pointer/lasty STZ2
.Mouse/state DEI .pointer/state STZ
BRK
&drag ( -> )
( | record )
;stroke .length LDZ2 #20 SFT2 ADD2 STH2 .pointer/x LDZ2 .pointer/lastx LDZ2 SUB2 STH2kr STA2
.pointer/y LDZ2 .pointer/lasty LDZ2 SUB2 STH2r INC2 INC2 STA2
( | move ptr )
.length LDZ2 INC2 .length STZ2
( | draw line )
.pointer/lastx LDZ2 .pointer/lasty LDZ2 .pointer/x LDZ2 .pointer/y LDZ2 #01 <draw-line>
( | record last position )
.Mouse/x DEI2 DUP2 .pointer/lastx STZ2
DUP2 .pen/x STZ2
.pen/x2 STZ2
.Mouse/y DEI2 DUP2 .pointer/lasty STZ2
DUP2 .pen/y STZ2
.pen/y2 STZ2
.Mouse/state DEI DUP #01 NEQ INC ;run/color STA
.pointer/state STZ
BRK
(
@|main )
@run ( -- )
( | read )
;stroke .frame LDZ2 #20 SFT2 ADD2 STH2 .pen/x LDZ2 STH2kr LDA2 ADD2 .pen/x STZ2
.pen/y LDZ2 STH2r INC2 INC2 LDA2 ADD2 .pen/y STZ2
( | line )
.pen/x LDZ2 .pen/y LDZ2 .pen/x2 LDZ2 .pen/y2 LDZ2 .frame LDZ2 #01 SFT2 NIP #01 AND [ LIT &color $1 ] ADD INC <draw-line>
( | history )
.pen/x LDZ2 .pen/x2 STZ2
.pen/y LDZ2 .pen/y2 STZ2
( | incr frame )
.frame LDZ2 INC2 .length LDZ2 INC2
( mod2 ) DIV2k MUL2 SUB2 .frame STZ2
JMP2r
@<draw-mouse> ( -- )
( | clear )
#0010 DUP2 .Screen/x DEO2
.Screen/y DEO2
#16 .Screen/auto DEO
;fill-icn .Screen/addr DEO2
#40 .Screen/sprite DEOk
DEO
( | buttons )
#0300
&l ( -- )
#01 OVR #40 SFT SFT .Mouse/state DEI AND #00 EQU ?{
#0010 .Screen/y DEO2
#00 OVR #40 SFT2 ;button-icn ADD2 .Screen/addr DEO2
#45 .Screen/sprite DEO }
INC GTHk ?&l
POP2
( | outline )
#0010 .Screen/y DEO2
;mouse-icn .Screen/addr DEO2
#16 .Screen/auto DEO
#4a .Screen/sprite DEOk
DEO
JMP2r
@<draw-line> ( x1* y1* x2* y2* color -- )
,&color STR
,&y STR2
,&x STR2
,&y2 STR2
,&x2 STR2
,&x LDR2 ,&x2 LDR2 SUB2 abs2 ,&dx STR2
#0000 ,&y LDR2 ,&y2 LDR2 SUB2 abs2 SUB2 ,&dy STR2
#ffff [ LIT2 00 _&x2 ] LDR2 ,&x LDR2 lts2 DUP2 ADD2 ADD2 ,&sx STR2
#ffff [ LIT2 00 _&y2 ] LDR2 ,&y LDR2 lts2 DUP2 ADD2 ADD2 ,&sy STR2
[ LIT2 &dx $2 ] [ LIT2 &dy $2 ] ADD2 STH2
&while ( -- )
[ LIT2 &x2 $2 ] DUP2 .Screen/x DEO2
[ LIT2 &x $2 ] EQU2 [ LIT2 &y2 $2 ] DUP2 .Screen/y DEO2
[ LIT2 &y $2 ] EQU2 [ LIT2 &color $1 -Screen/pixel ] DEO
AND ?&end
STH2kr DUP2 ADD2 DUP2 ,&dy LDR2 lts2 ?&skipy
STH2r ,&dy LDR2 ADD2 STH2 ,&x2 LDR2 [ LIT2 &sx $2 ] ADD2 ,&x2 STR2
&skipy ( -- )
,&dx LDR2 gts2 ?&while
STH2r ,&dx LDR2 ADD2 STH2 ,&y2 LDR2 [ LIT2 &sy $2 ] ADD2 ,&y2 STR2
!&while
&end POP2r JMP2r
@abs2 ( a* -- f )
DUP2 #0f SFT2 EQU ?{ #0000 SWP2 SUB2 }
JMP2r
@lts2 ( a* b* -- f )
#8000 STH2k ADD2 SWP2 STH2r ADD2 GTH2 JMP2r
@gts2 ( a* b* -- f )
#8000 STH2k ADD2 SWP2 STH2r ADD2 LTH2 JMP2r
@<clear-screen> ( -- )
#0000 DUP2 .Screen/x DEO2
.Screen/y DEO2
#80 .Screen/pixel DEO
JMP2r
@fill-icn [ ffff ffff ffff ffff ]
@pointer-icn [ 80c0 e0f0 f8e0 1000 ]
@mouse-icn [
000d 1212 1212 121d 00b0 4848 4848 48b8
1010 1010 1008 0700 0808 0808 0810 e000 ]
@button-icn [
000c 1e1e 1e1e 1e0c 0000 0000 0000 0000
0001 0303 0303 0301 0080 c0c0 c0c0 c080
0000 0000 0000 0000 0030 7878 7878 7830 ]
(
@|memory )
@stroke