( uxnemu shaviankb.rom | listener )

|00 @System &vector $2 &expansion $2 &wst $1 &rst $1 &metadata $2 &r $2 &g $2 &b $2 &debug $1 &state $1
|10 @Console &vector $2 &read $1 &pad $4 &type $1 &write $1 &error $1
|20 @Screen &vector $2 &width $2 &height $2 &auto $1 &pad $1 &x $2 &y $2 &addr $2 &pixel $1 &sprite $1

|0000

|0100

@on-reset ( -> )
	#f0ef .System/r DEO2
	#f0e6 .System/g DEO2
	#f0e2 .System/b DEO2
	#0100 .Screen/width DEO2
	#0080 .Screen/height DEO2
	<draw-keyboard>
	( #010e DEO ) BRK

@<push-pos> ( -- )
	[ LITr -Screen/x ] DEI2r
	( ) [ LITr -Screen/y ] DEI2r ROT2r JMP2r

@<pop-pos> ( -- )
	SWP2r STH2r .Screen/y DEO2
	SWP2r STH2r .Screen/y DEO2
	JMP2r

@<draw-keyboard> ( -- )
	;shavian ;shavian #0010 ADD2 ;shavian #0020 ADD2 <draw-key3>
	;shavian ;shavian #0010 ADD2 ;shavian #0020 ADD2 <draw-key3>
	JMP2r

@<draw-glyph> ( addr* -- )
	STH2k .Screen/addr DEO2
	[ LIT2 15 -Screen/auto ] DEO
	[ LIT2 05 -Screen/sprite ] DEOk
	( ) STH2r .Screen/addr DEO2
	( ) .Screen/x DEI2k #0007 SUB2 ROT DEO2
	DEO
	JMP2r

@<draw-key3> ( a* b* c* -- )
	<push-pos>
	<draw-button>
	.Screen/x DEI2k #0004 ADD2 ROT DEO2
	.Screen/y DEI2k #0004 ADD2 ROT DEO2
	( | a )
	<draw-glyph>
	.Screen/x DEI2k #0004 SUB2 ROT DEO2
	.Screen/y DEI2k #0008 ADD2 ROT DEO2
	( | b )
	<draw-glyph>
	.Screen/x DEI2k #0004 SUB2 ROT DEO2
	.Screen/y DEI2k #0008 ADD2 ROT DEO2
	( | c )
	<draw-glyph>
	<pop-pos>
	.Screen/x DEI2k #0008 ADD2 ROT DEO2
	JMP2r

@<draw-button> ( -- )
	.Screen/x DEI2 .Screen/y DEI2
	( | draw )
	[ LIT2 36 -Screen/auto ] DEO
	;button-icn/top .Screen/addr DEO2
	[ LIT2 01 -Screen/sprite ] DEOk DEOk
	( ) ;button-icn/middle .Screen/addr DEO2
	DEOk
	( ) ;button-icn/middle .Screen/addr DEO2
	DEOk
	( ) ;button-icn/middle .Screen/addr DEO2
	DEOk DEO
	.Screen/y DEO2
	.Screen/x DEO2
	JMP2r

(
@|stdlib )

@<phex> ( short* -- )
	SWP <phex>/b
	&b ( -- )
		DUP #04 SFT <phex>/c
	&c ( -- )
		#0f AND DUP #09 GTH #27 MUL ADD [ LIT "0 ] ADD #18 DEO
		JMP2r

~assets.tal