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uxn/projects/examples/gui/hover.tal
2021-06-28 09:40:29 -07:00

118 lines
3 KiB
Tal

( GUI Hover )
%RTN { JMP2r }
( devices )
|00 @System [ &vector $2 &pad $6 &r $2 &g $2 &b $2 ]
|20 @Screen [ &vector $2 &width $2 &height $2 &pad $2 &x $2 &y $2 &addr $2 &color $1 ]
|90 @Mouse [ &vector $2 &x $2 &y $2 &state $1 &wheel $1 ]
( variables )
|0000
@color [ &byte $1 ]
@pointer [ &x $2 &y $2 &sprite $2 ]
@rect [ &x1 $2 &y1 $2 &x2 $2 &y2 $2 ]
@r1 [ &x1 $2 &y1 $2 &x2 $2 &y2 $2 ]
@r2 [ &x1 $2 &y1 $2 &x2 $2 &y2 $2 ]
@r3 [ &x1 $2 &y1 $2 &x2 $2 &y2 $2 ]
( program )
|0100
( theme ) #0f0f .System/r DEO2 #0fff .System/g DEO2 #0ff0 .System/b DEO2
( vectors ) ;on-mouse .Mouse/vector DEO2
#0020 #0030 #0060 #0060 .r1/y2 STZ2 .r1/x2 STZ2 .r1/y1 STZ2 .r1/x1 STZ2
#0058 #0050 #0090 #0080 .r2/y2 STZ2 .r2/x2 STZ2 .r2/y1 STZ2 .r2/x1 STZ2
#0048 #0048 #0080 #0098 .r3/y2 STZ2 .r3/x2 STZ2 .r3/y1 STZ2 .r3/x1 STZ2
( no BRK, run through to on-mouse )
@on-mouse
( defaults )
;pointer_icn .pointer/sprite STZ2
#01 .color STZ
.Mouse/x DEI2 .Mouse/y DEI2 .r1 ;within-rect JSR2 #00 EQU ,&draw1 JCN
#02 .color STZ
;hand_icn .pointer/sprite STZ2
&draw1
.r1/x1 LDZ2 .r1/y1 LDZ2 .r1/x2 LDZ2 .r1/y2 LDZ2 .color LDZ ;line-rect JSR2
#01 .color STZ
.Mouse/x DEI2 .Mouse/y DEI2 .r2 ;within-rect JSR2 #00 EQU ,&draw2 JCN
#03 .color STZ
;hand_icn .pointer/sprite STZ2
&draw2
.r2/x1 LDZ2 .r2/y1 LDZ2 .r2/x2 LDZ2 .r2/y2 LDZ2 .color LDZ ;line-rect JSR2
#01 .color STZ
.Mouse/x DEI2 .Mouse/y DEI2 .r3 ;within-rect JSR2 #00 EQU ,&draw3 JCN
#02 .color STZ
;hand_icn .pointer/sprite STZ2
&draw3
.r3/x1 LDZ2 .r3/y1 LDZ2 .r3/x2 LDZ2 .r3/y2 LDZ2 .color LDZ ;line-rect JSR2
;draw-cursor JSR2
BRK
@draw-cursor ( -- )
( clear last cursor )
.pointer/x LDZ2 .Screen/x DEO2
.pointer/y LDZ2 .Screen/y DEO2
#30 .Screen/color DEO
( record pointer positions )
.Mouse/x DEI2 .pointer/x STZ2 .Mouse/y DEI2 .pointer/y STZ2
( draw new cursor )
.pointer/sprite LDZ2 .Screen/addr DEO2
.pointer/x LDZ2 .Screen/x DEO2
.pointer/y LDZ2 .Screen/y DEO2
#31 .Screen/color DEO
RTN
@within-rect ( x* y* rect -- flag )
STH
( y < rect.y1 ) DUP2 STHkr #02 ADD LDZ2 LTH2 ,&skip JCN
( y > rect.y2 ) DUP2 STHkr #06 ADD LDZ2 GTH2 ,&skip JCN
SWP2
( x < rect.x1 ) DUP2 STHkr LDZ2 LTH2 ,&skip JCN
( x > rect.x2 ) DUP2 STHkr #04 ADD LDZ2 GTH2 ,&skip JCN
POP2 POP2 POPr
#01
RTN
&skip
POP2 POP2 POPr
#00
RTN
@line-rect ( x1* y1* x2* y2* color -- )
( load ) .color STZ .rect/y2 STZ2 .rect/x2 STZ2 DUP2 .Screen/y DEO2 .rect/y1 STZ2 DUP2 .Screen/x DEO2 .rect/x1 STZ2
&hor
( incr ) .Screen/x DEI2 #0001 ADD2 .Screen/x DEO2
( draw ) .rect/y1 LDZ2 .Screen/y DEO2 .color LDZ .Screen/color DEO
( draw ) .rect/y2 LDZ2 .Screen/y DEO2 .color LDZ .Screen/color DEO
.Screen/x DEI2 .rect/x2 LDZ2 LTH2 ,&hor JCN
.rect/y1 LDZ2 .Screen/y DEO2
&ver
( draw ) .rect/x1 LDZ2 .Screen/x DEO2 .color LDZ .Screen/color DEO
( draw ) .rect/x2 LDZ2 .Screen/x DEO2 .color LDZ .Screen/color DEO
( incr ) .Screen/y DEI2 #0001 ADD2 .Screen/y DEO2
.Screen/y DEI2 .rect/y2 LDZ2 #0001 ADD2 LTH2 ,&ver JCN
RTN
@pointer_icn [ 80c0 e0f0 f8e0 1000 ]
@hand_icn [ 4040 4070 f8f8 f870 ]