uxn/projects/software/noodle.usm

(
	app/noodle : illustration program
	
	right-click - erase
	alt-click - drag canvas
	arrows - move zoom
	space - toogle zoom
	backspace - blank canvas
	1-8 - select brush size

	TODO
		- Pixel cleanup brush
		- Don't zoom move beyond image width
)

%RTN   { JMP2r }
%ABS2 { DUP2 #000f SFT2 EQU #04 JCN #ffff MUL2 }
%LTS2  { #8000 ADD2 SWP2 #8000 ADD2 GTH2 }
%GTS2  { #8000 ADD2 SWP2 #8000 ADD2 LTH2 }
%CLN2r { DUP2 STH2 }
%STEP8 { #0033 SFT2 }
%MOD8 { #0007 AND2  }
%SFL { #40 SFT SFT }
%++ { #0001 ADD2 } %-- { #0001 SUB2 }
%2/ { #0001 SFT2 }
%8/ { #0003 SFT2 } %8* { #0030 SFT2 }
%8+ { #0008 ADD2 }
%FILESIZE { .canvas/w LDZ2 .canvas/h LDZ2 MUL2 #0008 MUL2 }

( devices )

|00 @System [ &vector $2 &pad $6 &r $2 &g $2 &b $2 ]
|10 @Console [ &vector $2 &pad $6 &char $1 &byte $1 &short $2 &string $2 ]
|20 @Screen [ &vector $2 &width $2 &height $2 &pad $2 &x $2 &y $2 &addr $2 &color $1 ]
|80 @Controller [ &vector $2 &button $1 &key $1 ]
|90 @Mouse [ &vector $2 &x $2 &y $2 &state $1 &chord $1 ]
|a0 @File [ &vector $2 &success $2 &offset $2 &pad $2 &name $2 &length $2 &load $2 &save $2 ]

( variables )

|0000

@cursor [ &x $2 &y $2 &x0 $2 &y0 $2 &dx $2 &dy $2 ]
@brush [ &tool $1 &size $1 &patt $1 &drag $1 &last $1 &oper $2 ]
@zoom [ &active $1 &x $2 &y $2 ]
@toolpane [ &x1 $2 &y1 $2 &x2 $2 &y2 $2 ]
@pattpane [ &x1 $2 &y1 $2 &x2 $2 &y2 $2 ]
@sizepane [ &x1 $2 &y1 $2 &x2 $2 &y2 $2 ]
@viewpane [ &x1 $2 &y1 $2 &x2 $2 &y2 $2 ]
@canvas [ &x1 $2 &y1 $2 &x2 $2 &y2 $2 &w $2 &h $2 ]
@rect [ &x1 $2 &y1 $2 &x2 $2 &y2 $2 ]
@line [ &x1 $2 &y1 $2 &x2 $2 &y2 $2 &sx $2 &sy $2 &dx $2 &dy $2 &e1 $2 &e2 $2 ]
@origin [ &x1 $2 &y1 $2 &x2 $2 &y2 $2 ]
@color [ &byte $1 ]
@pt0 [ &x $2 &y $2 ]
@pt1 [ &x $2 &y $2 ]
@pt2 [ &x $2 &y $2 ] ( paint-rect )
@px [ &x $1 &y $1 ]
@document [ &state $1 &edit $1 &presentation $1 ]
@path [ &length $1 &name $20 ]
@timer [ &byte $1 ]
@theme [ &r0 $2 &g0 $2 &b0 $2 &r1 $2 &g1 $2 &b1 $2 ]

( program )

|0100
	
	( theme )
	#e0fa .theme/r0 STZ2 #30fa .theme/g0 STZ2 #30fa .theme/b0 STZ2 ( normal mode )
	#00fe .theme/r1 STZ2 #00f3 .theme/g1 STZ2 #00f3 .theme/b1 STZ2 ( presentation mode )
	( vectors ) ;on-screen .Screen/vector DEO2
	( vectors ) ;on-button .Controller/vector DEO2
	( vectors ) ;on-mouse .Mouse/vector DEO2

	.theme/r0 LDZ2 .System/r DEO2 .theme/g0 LDZ2 .System/g DEO2 .theme/b0 LDZ2 .System/b DEO2

	( default canvas )
	#002a .canvas/w STZ2 #0018 .canvas/h STZ2

	( default brush )
	#04 .brush/size STZ #00 .brush/patt STZ #00 .brush/tool STZ

	( load file )
	;untitled_txt ;path/name ;strcpy JSR2

	( setup panes )
	#0010 .toolpane/x1 STZ2 #0010 .toolpane/y1 STZ2 .toolpane/x1 LDZ2 #0028 ADD2 .toolpane/x2 STZ2 .toolpane/y1 LDZ2 #0008 ADD2 .toolpane/y2 STZ2
	#0040 .sizepane/x1 STZ2 #0010 .sizepane/y1 STZ2 .sizepane/x1 LDZ2 #0040 ADD2 .sizepane/x2 STZ2 .sizepane/y1 LDZ2 #0008 ADD2 .sizepane/y2 STZ2
	.Screen/width DEI2 #0078 SUB2 .viewpane/x1 STZ2 #0010 .viewpane/y1 STZ2 .viewpane/x1 LDZ2 #0020 ADD2 .viewpane/x2 STZ2 .viewpane/y1 LDZ2 #0008 ADD2 .viewpane/y2 STZ2
	.Screen/width DEI2 #0050 SUB2 .pattpane/x1 STZ2 #0010 .pattpane/y1 STZ2 .pattpane/x1 LDZ2 #0040 ADD2 .pattpane/x2 STZ2 .pattpane/y1 LDZ2 #0008 ADD2 .pattpane/y2 STZ2

	( ready. )
	;center JSR2
	;clear JSR2

	( load default file )
	;path/name ;load-file JSR2

BRK

@on-screen ( -> )
	
	.document/edit LDZ #01 NEQ ,&no-edit JCN
		#0008 .Screen/x DEO2
		.Screen/height DEI2 #0010 SUB2 .Screen/y DEO2
		;path/name #01 .timer LDZ #04 DIV #03 AND #03 MUL ADD ;draw-label JSR2
		&clear
			#20 .Screen/color DEO
			.Screen/x DEI2 8+ DUP2 .Screen/x DEO2
			.Screen/width DEI2 LTH2 ,&clear JCN
		( blink ) .timer LDZ #01 ADD .timer STZ
	&no-edit

BRK

@on-mouse ( -> )
	
	;draw-cursor JSR2

	( release drag )
	.Mouse/state DEI #00 EQU .brush/drag LDZ #01 EQU #0101 NEQ2 ,&no-release JCN
		.origin/x1 LDZ2 #0002 SUB2 .origin/y1 LDZ2 #0002 SUB2 .origin/x2 LDZ2 #0002 ADD2 .origin/y2 LDZ2 #0002 ADD2 #00 ;fill-rect JSR2
		.canvas/x1 LDZ2 -- .canvas/y1 LDZ2 -- .canvas/x2 LDZ2 .canvas/y2 LDZ2 #10 ;line-rect JSR2
		;draw-background JSR2
		;fit-canvas JSR2
		;draw-foreground JSR2
		#00 .brush/drag STZ
	&no-release

	( operations on release line/rect )
	.Mouse/state DEI .brush/last LDZ EQU ;&no-touch-change JCN2
	.Mouse/x DEI2 CLN2r .canvas/x1 LDZ2 GTS2 STH2r .canvas/x2 LDZ2 LTS2 #0101 NEQ2 ;&no-touch-change JCN2
	.Mouse/y DEI2 CLN2r .canvas/y1 LDZ2 GTS2 STH2r .canvas/y2 LDZ2 LTS2 #0101 NEQ2 ;&no-touch-change JCN2
		.Mouse/state DEI #00 EQU ,&no-touch-ondown JCN
			( on down )
			.Mouse/x DEI2 .cursor/dx STZ2
			.Mouse/y DEI2 .cursor/dy STZ2
		&no-touch-ondown
		.Mouse/state DEI ,&no-touch-onup JCN
			( on up )
			.brush/tool LDZ #02 NEQ ,&no-touch-line JCN
				.cursor/dx LDZ2 .canvas/x1 LDZ2 SUB2 .cursor/dy LDZ2 .canvas/y1 LDZ2 SUB2 .Mouse/x DEI2 .canvas/x1 LDZ2 SUB2 .Mouse/y DEI2 .canvas/y1 LDZ2 SUB2 ;paint-line JSR2
				;&touch-end JMP2
			&no-touch-line
			.brush/tool LDZ #03 NEQ ,&no-touch-rect JCN
				.cursor/dx LDZ2 .canvas/x1 LDZ2 SUB2 .cursor/dy LDZ2 .canvas/y1 LDZ2 SUB2 .Mouse/x DEI2 .canvas/x1 LDZ2 SUB2 .Mouse/y DEI2 .canvas/y1 LDZ2 SUB2 ;paint-rect JSR2
				;&touch-end JMP2
			&no-touch-rect
		&no-touch-onup
	&no-touch-change

	.Mouse/state DEI #00 EQU ;&no-touch JCN2

		( drag )
		.Controller/button DEI #02 NEQ ;&no-drag JCN2
			.brush/drag LDZ ,&no-drag-start JCN
				.canvas/x1 LDZ2 .origin/x1 STZ2
				.canvas/y1 LDZ2 .origin/y1 STZ2
				.canvas/x2 LDZ2 .origin/x2 STZ2
				.canvas/y2 LDZ2 .origin/y2 STZ2
			&no-drag-start
			.canvas/x1 LDZ2 -- .canvas/y1 LDZ2 -- .canvas/x2 LDZ2 .canvas/y2 LDZ2 #10 ;line-rect JSR2
			.canvas/x1 LDZ2 .Mouse/x DEI2 .cursor/x0 LDZ2 SUB2 ADD2 .canvas/x1 STZ2
			.canvas/y1 LDZ2 .Mouse/y DEI2 .cursor/y0 LDZ2 SUB2 ADD2 .canvas/y1 STZ2
			.canvas/w LDZ2 8* .canvas/x1 LDZ2 ADD2 .canvas/x2 STZ2
			.canvas/h LDZ2 8* .canvas/y1 LDZ2 ADD2 .canvas/y2 STZ2
			.canvas/x1 LDZ2 -- .canvas/y1 LDZ2 -- .canvas/x2 LDZ2 .canvas/y2 LDZ2 #13 ;line-rect JSR2
			#01 .brush/drag STZ
			;&touch-end JMP2
		&no-drag

		( in sizepane )
		.Mouse/x DEI2 CLN2r .sizepane/x1 LDZ2 GTH2 STH2r .sizepane/x2 LDZ2 LTH2 #0101 NEQ2 ,&no-touch-sizepane JCN
		.Mouse/y DEI2 CLN2r .sizepane/y1 LDZ2 GTH2 STH2r .sizepane/y2 LDZ2 LTH2 #0101 NEQ2 ,&no-touch-sizepane JCN
			( release ) #00 .Mouse/state DEO
			#01 .brush/tool STZ
			.Mouse/x DEI2 .sizepane/x1 LDZ2 SUB2 8/ SWP POP .brush/size STZ
			( draw ) ;draw-sizepane JSR2
			( draw ) ;draw-toolpane JSR2
			;&touch-end JMP2
		&no-touch-sizepane

		( in pattpane )
		.Mouse/x DEI2 CLN2r .pattpane/x1 LDZ2 GTH2 STH2r .pattpane/x2 LDZ2 LTH2 #0101 NEQ2 ,&no-touch-pattpane JCN
		.Mouse/y DEI2 CLN2r .pattpane/y1 LDZ2 GTH2 STH2r .pattpane/y2 LDZ2 LTH2 #0101 NEQ2 ,&no-touch-pattpane JCN
			( release ) #00 .Mouse/state DEO
			.Mouse/x DEI2 .pattpane/x1 LDZ2 SUB2 8/ SWP POP .brush/patt STZ
			( draw ) ;draw-pattpane JSR2
			;&touch-end JMP2
		&no-touch-pattpane

		( in toolpane )
		.Mouse/x DEI2 CLN2r .toolpane/x1 LDZ2 GTH2 STH2r .toolpane/x2 LDZ2 LTH2 #0101 NEQ2 ,&no-touch-toolpane JCN
		.Mouse/y DEI2 CLN2r .toolpane/y1 LDZ2 GTH2 STH2r .toolpane/y2 LDZ2 LTH2 #0101 NEQ2 ,&no-touch-toolpane JCN
			( release ) #00 .Mouse/state DEO
			.Mouse/x DEI2 .toolpane/x1 LDZ2 SUB2 8/ SWP POP .brush/tool STZ
			( draw ) ;draw-toolpane JSR2
			;&touch-end JMP2
		&no-touch-toolpane

		( in viewpane )
		.Mouse/x DEI2 CLN2r .viewpane/x1 LDZ2 GTH2 STH2r .viewpane/x2 LDZ2 LTH2 #0101 NEQ2 ;&no-touch-viewpane JCN2
		.Mouse/y DEI2 CLN2r .viewpane/y1 LDZ2 GTH2 STH2r .viewpane/y2 LDZ2 LTH2 #0101 NEQ2 ;&no-touch-viewpane JCN2
			( release ) #00 .Mouse/state DEO
			( clear ) .canvas/x1 LDZ2 #0002 SUB2 .canvas/y1 LDZ2 #0002 SUB2 .canvas/x2 LDZ2 #0002 ADD2 .canvas/y2 LDZ2 #0002 ADD2 #00 ;fill-rect JSR2
			;draw-background JSR2
			.Mouse/x DEI2 .viewpane/x1 LDZ2 SUB2 8/ SWP POP
			DUP ,&no-incwidth JCN
				.canvas/w LDZ2 ++ .canvas/w STZ2
			&no-incwidth
			DUP #01 NEQ ,&no-decwidth JCN
				.canvas/w LDZ2 -- .canvas/w STZ2
			&no-decwidth
			DUP #02 NEQ ,&no-incheight JCN
				.canvas/h LDZ2 ++ .canvas/h STZ2
			&no-incheight
			DUP #03 NEQ ,&no-decheight JCN
				.canvas/h LDZ2 -- .canvas/h STZ2
			&no-decheight
			POP
			;fit-canvas JSR2
			;redraw JSR2
			;&touch-end JMP2
		&no-touch-viewpane

		( in canvas )
		.Mouse/x DEI2 CLN2r .canvas/x1 LDZ2 GTS2 STH2r .canvas/x2 LDZ2 LTS2 #0101 NEQ2 ;&no-touch-canvas JCN2
		.Mouse/y DEI2 CLN2r .canvas/y1 LDZ2 GTS2 STH2r .canvas/y2 LDZ2 LTS2 #0101 NEQ2 ;&no-touch-canvas JCN2

			( set cursor operation )
			;add-pixel .Mouse/state DEI #01 EQU ;&no-oper JCN2 POP2 ;remove-pixel &no-oper .brush/oper STZ2

			.brush/tool LDZ ,&no-touch-pen JCN
				.cursor/x0 LDZ2 .canvas/x1 LDZ2 SUB2 .cursor/y0 LDZ2 .canvas/y1 LDZ2 SUB2 .Mouse/x DEI2 .canvas/x1 LDZ2 SUB2 .Mouse/y DEI2 .canvas/y1 LDZ2 SUB2 ;paint-line JSR2
				;&touch-end JMP2
			&no-touch-pen

			.brush/tool LDZ #01 NEQ ,&no-touch-brush JCN
				.Mouse/x DEI2 .canvas/x1 LDZ2 SUB2 .Mouse/y DEI2 .canvas/y1 LDZ2 SUB2 ;paint-brush JSR2
				;&touch-end JMP2
			&no-touch-brush

			.brush/tool LDZ #04 NEQ ,&no-touch-zoom JCN
				.zoom/active LDZ #00 EQU .zoom/active STZ
				( release ) #00 .Mouse/state DEO
				.Mouse/x DEI2 .canvas/x1 LDZ2 SUB2 .canvas/w LDZ2 2/ SUB2 .zoom/x STZ2
				.Mouse/y DEI2 .canvas/y1 LDZ2 SUB2 .canvas/h LDZ2 2/ SUB2 .zoom/y STZ2
				;redraw JSR2
				;&touch-end JMP2
			&no-touch-zoom

		&no-touch-canvas

		( background interface )
		.Mouse/y DEI2 STEP8 .Screen/height DEI2 #0010 SUB2 NEQ2 ,&no-touch-background JCN
			.Mouse/x DEI2 .Screen/width DEI2 #0028 SUB2 SUB2 8/ SWP POP
			DUP ,&no-eye-button JCN
				;present JSR2
				( release ) #00 .Mouse/state DEO
			&no-eye-button
			DUP #01 NEQ ,&no-rename-button JCN
				;rename JSR2
				#01 .document/edit STZ
				( release ) #00 .Mouse/state DEO
			&no-rename-button
			DUP #02 NEQ ,&no-load-button JCN
				;path/name ;load-file JSR2
				;draw-canvas JSR2
				( release ) #00 .Mouse/state DEO
			&no-load-button
			DUP #03 NEQ ,&no-save-button JCN
				;path/name ;save-file JSR2
				( release ) #00 .Mouse/state DEO
			&no-save-button
			POP
		&no-touch-background

		( jump label )
		&touch-end

	&no-touch

	.Mouse/x DEI2 .cursor/x0 STZ2
	.Mouse/y DEI2 .cursor/y0 STZ2
	.Mouse/state DEI .brush/last STZ

BRK

@on-button ( -> )

	( if in renaming mode )
	.document/edit LDZ #01 NEQ ;&no-edit JCN2
	.Controller/key DEI #00 EQU ;&no-edit JCN2
		( enter )
		.Controller/key DEI #0d NEQ ,&no-edit-enter JCN
			#00 .document/edit STZ
			;redraw JSR2
			BRK
			&no-edit-enter
		( backspace )
		.Controller/key DEI #08 NEQ ,&no-edit-backspace JCN
			.path/length LDZ #00 EQU ,&edit-end JCN
			.path/length LDZ #01 SUB .path/length STZ
			#00 ;path/name #00 .path/length LDZ ADD2 STA
			BRK
			&no-edit-backspace
		( default )
		.path/length LDZ #1f EQU ,&edit-end JCN
			.Controller/key DEI ;path/name #00 .path/length LDZ ADD2 STA
			.path/length LDZ #01 ADD .path/length STZ
		&edit-end
		#00 ;path/name #00 .path/length LDZ ADD2 STA
		BRK
	&no-edit
	
	( control zoom )
	.zoom/active LDZ #00 EQU ,&skip-zoom JCN
		.Controller/button DEI #f0 AND
			DUP #04 SFT #01 AND #01 NEQ ,&no-up JCN
				( move ) .zoom/y LDZ2 -- .zoom/y STZ2 &no-up
			DUP #05 SFT #01 AND #01 NEQ ,&no-down JCN
				( move ) .zoom/y LDZ2 ++ .zoom/y STZ2 &no-down
			DUP #06 SFT #01 AND #01 NEQ ,&no-left JCN
				( move ) .zoom/x LDZ2 -- .zoom/x STZ2 &no-left
			DUP #07 SFT #01 AND #01 NEQ ,&no-right JCN
				( move ) .zoom/x LDZ2 ++ .zoom/x STZ2 &no-right
		#00 EQU #04 JCN ;draw-canvas JSR2
	&skip-zoom

	.Controller/key DEI
	DUP #20 NEQ ,&no-space JCN
		( toggle zoom ) .zoom/active LDZ #00 EQU .zoom/active STZ ;redraw JSR2 &no-space
	DUP #08 NEQ ,&no-backspace JCN
		( erase ) ;clear JSR2 &no-backspace
	DUP #71 NEQ ,&no-qkey JCN
		( tool0 ) #00 .brush/tool STZ ;draw-toolpane JSR2 &no-qkey
	DUP #77 NEQ ,&no-wkey JCN
		( tool0 ) #01 .brush/tool STZ ;draw-toolpane JSR2 &no-wkey
	DUP #65 NEQ ,&no-ekey JCN
		( tool0 ) #02 .brush/tool STZ ;draw-toolpane JSR2 &no-ekey
	DUP #72 NEQ ,&no-rkey JCN
		( tool0 ) #03 .brush/tool STZ ;draw-toolpane JSR2 &no-rkey
	DUP #74 NEQ ,&no-tkey JCN
		( tool0 ) #04 .brush/tool STZ ;draw-toolpane JSR2 &no-tkey
	DUP
		DUP #30 GTH SWP #39 LTH #0101 NEQ2 ,&no-numkey JCN
		( size ) .Controller/key DEI #31 SUB .brush/size STZ ;draw-sizepane JSR2 &no-numkey
	POP

BRK

@center ( -- )
	
	( clear old )
	.canvas/x1 LDZ2 #0002 SUB2 .canvas/y1 LDZ2 #0002 SUB2 .canvas/x2 LDZ2 #0002 ADD2 .canvas/y2 LDZ2 #0002 ADD2 #00 ;fill-rect JSR2

	;draw-background JSR2

	.Screen/width DEI2 #0002 DIV2 .canvas/w LDZ2 8* 2/ SUB2 .canvas/x1 STZ2
	.Screen/height DEI2 #0002 DIV2 .canvas/h LDZ2 8* 2/ SUB2 .canvas/y1 STZ2

	;fit-canvas JSR2
	;draw-foreground JSR2

RTN

@rename
	
	;untitled_txt ;path/name ;strcpy JSR2
	#00 .path/length STZ

RTN

@clear ( -- )
	
	;data FILESIZE ;data ADD2
	&loop
		( write ) OVR2 #00 ROT ROT STA
		( incr ) SWP2 #0001 ADD2 SWP2
		OVR2 OVR2 LTH2 ,&loop JCN
	POP2 POP2
	;redraw JSR2

RTN

@present

	.document/presentation LDZ #00 EQU .document/presentation STZ

	.document/presentation LDZ
	DUP ,&skip0 JCN
		.theme/r0 LDZ2 .System/r DEO2 .theme/g0 LDZ2 .System/g DEO2 .theme/b0 LDZ2 .System/b DEO2
	&skip0
	DUP #01 NEQ ,&skip1 JCN
		.theme/r1 LDZ2 .System/r DEO2 .theme/g1 LDZ2 .System/g DEO2 .theme/b1 LDZ2 .System/b DEO2
	&skip1
	POP

	.toolpane/x1 LDZ2 #0002 SUB2 .toolpane/y1 LDZ2 #0002 SUB2 .toolpane/x2 LDZ2 ++ .toolpane/y2 LDZ2 ++ #00 ;fill-rect JSR2
	.pattpane/x1 LDZ2 #0002 SUB2 .pattpane/y1 LDZ2 #0002 SUB2 .pattpane/x2 LDZ2 ++ .pattpane/y2 LDZ2 ++ #00 ;fill-rect JSR2
	.sizepane/x1 LDZ2 #0002 SUB2 .sizepane/y1 LDZ2 #0002 SUB2 .sizepane/x2 LDZ2 ++ .sizepane/y2 LDZ2 ++ #00 ;fill-rect JSR2
	.viewpane/x1 LDZ2 #0002 SUB2 .viewpane/y1 LDZ2 #0002 SUB2 .viewpane/x2 LDZ2 ++ .viewpane/y2 LDZ2 ++ #00 ;fill-rect JSR2

	( clear panes )
	;redraw JSR2

RTN

@fit-canvas
	
	.canvas/w LDZ2 8* .canvas/x1 LDZ2 ADD2 .canvas/x2 STZ2
	.canvas/h LDZ2 8* .canvas/y1 LDZ2 ADD2 .canvas/y2 STZ2
	.canvas/x1 LDZ2 -- .canvas/y1 LDZ2 -- .canvas/x2 LDZ2 .canvas/y2 LDZ2 #01 ;line-rect JSR2
	;draw-canvas JSR2

RTN

@paint-line ( x1 y1 x2 y2 -- )
	
	( load ) .line/y1 STZ2 .line/x1 STZ2 .line/y2 STZ2 .line/x2 STZ2

	( trim if zoomed )
	.zoom/active LDZ #01 NEQ ,&no-zoom JCN
		.line/x1 LDZ2 8/ .zoom/x LDZ2 ADD2 .line/x1 STZ2
		.line/y1 LDZ2 8/ .zoom/y LDZ2 ADD2 .line/y1 STZ2
		.line/x2 LDZ2 8/ .zoom/x LDZ2 ADD2 .line/x2 STZ2
		.line/y2 LDZ2 8/ .zoom/y LDZ2 ADD2 .line/y2 STZ2
	&no-zoom

	.line/x1 LDZ2 .line/x2 LDZ2 SUB2 ABS2 .line/dx STZ2
	.line/y1 LDZ2 .line/y2 LDZ2 SUB2 ABS2 #0000 SWP2 SUB2 .line/dy STZ2
	#ffff #00 .line/x2 LDZ2 .line/x1 LDZ2 LTS2 #0002 MUL2 ADD2 .line/sx STZ2
	#ffff #00 .line/y2 LDZ2 .line/y1 LDZ2 LTS2 #0002 MUL2 ADD2 .line/sy STZ2
	.line/dx LDZ2 .line/dy LDZ2 ADD2 .line/e1 STZ2
	&loop
		( paint ) .line/x2 LDZ2 .line/y2 LDZ2 .brush/oper LDZ2 JSR2
		.line/x2 LDZ2 .line/x1 LDZ2 EQU2 .line/y2 LDZ2 .line/y1 LDZ2 EQU2 #0101 EQU2 ,&end JCN
		.line/e1 LDZ2 #0002 MUL2 .line/e2 STZ2
		.line/e2 LDZ2 .line/dy LDZ2 LTS2 ,&skipy JCN
			.line/e1 LDZ2 .line/dy LDZ2 ADD2 .line/e1 STZ2
			.line/x2 LDZ2 .line/sx LDZ2 ADD2 .line/x2 STZ2
		&skipy
		.line/e2 LDZ2 .line/dx LDZ2 GTS2 ,&skipx JCN
			.line/e1 LDZ2 .line/dx LDZ2 ADD2 .line/e1 STZ2
			.line/y2 LDZ2 .line/sy LDZ2 ADD2 .line/y2 STZ2
		&skipx
		;&loop JMP2
	&end

	;draw-canvas JSR2
	;draw-foreground JSR2

RTN

@paint-rect ( x1 y1 x2 y2 -- )

	( load ) .rect/y2 STZ2 .rect/x2 STZ2 .rect/y1 STZ2 .rect/x1 STZ2

	( trim if zoomed )
	.zoom/active LDZ #01 NEQ ,&no-zoom JCN
		.rect/x1 LDZ2 8/ .zoom/x LDZ2 ADD2 .rect/x1 STZ2
		.rect/y1 LDZ2 8/ .zoom/y LDZ2 ADD2 .rect/y1 STZ2
		.rect/x2 LDZ2 8/ .zoom/x LDZ2 ADD2 #0001 ADD2 .rect/x2 STZ2
		.rect/y2 LDZ2 8/ .zoom/y LDZ2 ADD2 #0001 ADD2 .rect/y2 STZ2
	&no-zoom

	.rect/x1 LDZ2 .pt2/x STZ2
	.rect/y1 LDZ2 .pt2/y STZ2

	&ver
		.rect/x1 LDZ2 .pt2/x STZ2
		&hor
			.pt2/x LDZ2 SWP POP .px/x STZ .pt2/y LDZ2 SWP POP .px/y STZ
			;patternize JSR2 #00 EQU ,&no-pixel JCN
				( draw ) .pt2/x LDZ2 .pt2/y LDZ2 .brush/oper LDZ2 JSR2 &no-pixel
			( incr ) .pt2/x LDZ2 ++ .pt2/x STZ2
			.pt2/x LDZ2 .rect/x2 LDZ2 LTS2 ,&hor JCN
		.pt2/y LDZ2 ++ .pt2/y STZ2
		.pt2/y LDZ2 .rect/y2 LDZ2 LTS2 ,&ver JCN

	;draw-canvas JSR2
	;draw-foreground JSR2
	
RTN

@paint-brush ( x y -- )

	#0003 SUB2 .pt0/y STZ2 #0003 SUB2 .pt0/x STZ2 ( cursor offset )

	( trim if zoomed )
	.zoom/active LDZ #01 NEQ ,&no-zoom JCN
		.pt0/x LDZ2 8/ .zoom/x LDZ2 ADD2 #0003 SUB2 .pt0/x STZ2
		.pt0/y LDZ2 8/ .zoom/y LDZ2 ADD2 #0003 SUB2 .pt0/y STZ2
	&no-zoom

	#00 .px/x STZ #00 .px/y STZ
	&ver
		#00 .px/x STZ
		&hor
			( addr ) ;size_icns #00 .brush/size LDZ 8* ADD2
			( byte ) #00 .px/y LDZ ADD2 LDA #07 .px/x LDZ SUB SFT #01 AND
			#00 EQU ,&no-pixel JCN
			;patternize JSR2 #00 EQU ,&no-pixel JCN
				.pt0/x LDZ2 #00 .px/x LDZ ADD2 .pt0/y LDZ2 #00 .px/y LDZ ADD2 .brush/oper LDZ2 JSR2 &no-pixel
			( incr ) .px/x LDZ #01 ADD .px/x STZ
			.px/x LDZ #08 LTH ,&hor JCN
		( incr ) .px/y LDZ #01 ADD .px/y STZ
		.px/y LDZ #08 LTH ,&ver JCN

	;draw-canvas JSR2
	;draw-foreground JSR2

RTN

@patternize ( -- )

	.brush/patt LDZ ,&noplain JCN
		#01 RTN &noplain

	.brush/patt LDZ #01 NEQ ,&notone1 JCN
		.pt0/x LDZ2 #00 .px/x LDZ ADD2 .pt0/y LDZ2 #00 .px/y LDZ ADD2 ADD2 #0001 AND2 #0000 EQU2
		.pt0/x LDZ2 #00 .px/x LDZ ADD2 .pt0/y LDZ2 #00 .px/y LDZ ADD2 SUB2 #0001 AND2 #0000 EQU2
		#0101 EQU2
		RTN &notone1

	.brush/patt LDZ #02 NEQ ,&notone2 JCN
		.pt0/x LDZ2 #00 .px/x LDZ ADD2 .pt0/y LDZ2 #00 .px/y LDZ ADD2 ADD2 #0003 AND2 #0000 EQU2
		.pt0/x LDZ2 #00 .px/x LDZ ADD2 .pt0/y LDZ2 #00 .px/y LDZ ADD2 SUB2 #0003 AND2 #0000 EQU2
		#0101 EQU2
		RTN &notone2

	.brush/patt LDZ #03 NEQ ,&notone3 JCN
		.pt0/x LDZ2 #00 .px/x LDZ ADD2 .pt0/y LDZ2 #00 .px/y LDZ ADD2 ADD2 #0005 AND2 #0000 EQU2
		.pt0/x LDZ2 #00 .px/x LDZ ADD2 .pt0/y LDZ2 #00 .px/y LDZ ADD2 SUB2 #0005 AND2 #0000 EQU2
		#0101 EQU2
		RTN &notone3

	.brush/patt LDZ #04 NEQ ,&notone4 JCN
		.pt0/x LDZ2 #00 .px/x LDZ ADD2 .pt0/y LDZ2 #00 .px/y LDZ ADD2 ADD2 #0003 AND2 #0000 EQU2 RTN &notone4

	.brush/patt LDZ #05 NEQ ,&notone5 JCN
		.pt0/x LDZ2 #00 .px/x LDZ ADD2 .pt0/y LDZ2 #00 .px/y LDZ ADD2 SUB2 #0003 AND2 #0000 EQU2 RTN &notone5

	.brush/patt LDZ #06 NEQ ,&notone6 JCN
		.pt0/x LDZ2 #00 .px/x LDZ ADD2 #0001 AND2 SWP POP RTN &notone6

	.brush/patt LDZ #07 NEQ ,&notone7 JCN
		.pt0/y LDZ2 #00 .px/y LDZ ADD2 #0001 AND2 SWP POP RTN &notone7

	#00

RTN

@get-pixel ( x y -- b )

	SWP POP #07 AND .px/y STZ
	SWP POP #07 AND .px/x STZ
	( get tile ) .pt1/x LDZ2 8/ .pt1/y LDZ2 8/ .canvas/w LDZ2 MUL2 ADD2 8*
	( add addr ) ;data ADD2
	#00 .px/y LDZ ADD2 LDA #07 .px/x LDZ SUB SFT #01 AND

RTN

@add-pixel ( x y -- )

	.pt1/y STZ2 .pt1/x STZ2
	( get tile addr ) ;data .pt1/x LDZ2 8/ .pt1/y LDZ2 8/ .canvas/w LDZ2 MUL2 ADD2 8* .pt1/y LDZ2 MOD8 ADD2 ADD2
	( load ) DUP2 LDA
	( mask ) #01 #07 .pt1/x LDZ2 MOD8 SWP POP SUB SFL ORA
	( save ) ROT ROT STA

RTN

@remove-pixel ( x y -- )

	.pt1/y STZ2 .pt1/x STZ2
	( get tile addr ) ;data .pt1/x LDZ2 8/ .pt1/y LDZ2 8/ .canvas/w LDZ2 MUL2 ADD2 8* .pt1/y LDZ2 MOD8 ADD2 ADD2
	( load ) DUP2 LDA
	( mask ) #01 #07 .pt1/x LDZ2 MOD8 SWP POP SUB SFL #ff EOR AND
	( save ) ROT ROT STA

RTN

( file )

@load-file ( path -- )

	.File/name DEO2 FILESIZE .File/length DEO2 ;data .File/load DEO2
	.File/name DEI2 ;path/name ;strcpy JSR2
	;draw-canvas JSR2

RTN

@save-file ( path -- )

	.File/name DEO2 FILESIZE .File/length DEO2 ;data .File/save DEO2

RTN

( Drawing )

@redraw ( -- )
	
	;draw-background JSR2
	;draw-canvas JSR2
	;draw-foreground JSR2
		
RTN

@draw-canvas ( -- )
	
	.zoom/active LDZ #01 EQU ;draw-canvas-zoom JCN2

	.canvas/y1 LDZ2 .Screen/y DEO2
	;data .Screen/addr DEO2
	&ver
		.canvas/x1 LDZ2 .Screen/x DEO2
		&hor
			( draw ) #29 .Screen/color DEO
			( incr ) .Screen/x DEI2 8+ .Screen/x DEO2
			( incr ) .Screen/addr DEI2 8+ .Screen/addr DEO2
		.Screen/x DEI2 .canvas/x2 LDZ2 NEQ2 ,&hor JCN
		( incr ) .Screen/y DEI2 8+ .Screen/y DEO2
	.Screen/y DEI2 .canvas/y2 LDZ2 NEQ2 ,&ver JCN

RTN

@draw-canvas-zoom ( -- )
	
	.zoom/y LDZ2 .pt1/y STZ2
	.canvas/y1 LDZ2 .Screen/y DEO2
	;data .Screen/addr DEO2
	&ver
		.canvas/x1 LDZ2 .Screen/x DEO2
		.zoom/x LDZ2 .pt1/x STZ2
		&hor
			( incr ) ;bigpixel_icn #0008 #00 .pt1/x LDZ2 .pt1/y LDZ2 ;get-pixel JSR2 MUL2 ADD2 .Screen/addr DEO2
			( draw ) #29 .Screen/color DEO
			( incr ) .Screen/x DEI2 8+ .Screen/x DEO2
			( incr ) .pt1/x LDZ2 ++ .pt1/x STZ2
		.Screen/x DEI2 .canvas/x2 LDZ2 NEQ2 ,&hor JCN
		( incr ) .Screen/y DEI2 8+ .Screen/y DEO2
		( incr ) .pt1/y LDZ2 ++ .pt1/y STZ2
	.Screen/y DEI2 .canvas/y2 LDZ2 NEQ2 ,&ver JCN

RTN

@draw-cursor ( -- )

	;blank_icn .Screen/addr DEO2
	( clear brush size )
	.cursor/x LDZ2 #0003 SUB2 .Screen/x DEO2 .cursor/y LDZ2 #0003 SUB2 .Screen/y DEO2 #30 .Screen/color DEO
	( clear last cursor )
	.cursor/x LDZ2 .Screen/x DEO2 .cursor/y LDZ2 .Screen/y DEO2 #30 .Screen/color DEO
	( record cursor positions )
	.Mouse/x DEI2 .cursor/x STZ2 .Mouse/y DEI2 .cursor/y STZ2
	( draw size cursor )
	.brush/tool LDZ #01 NEQ ;&outside-canvas JCN2
	( do not draw size when holding alt )
	.Controller/button DEI #02 EQU ;&outside-canvas JCN2
	.Mouse/x DEI2 CLN2r .canvas/x1 LDZ2 GTH2 STH2r .canvas/x2 LDZ2 LTH2 #0101 NEQ2 ;&outside-canvas JCN2
	.Mouse/y DEI2 CLN2r .canvas/y1 LDZ2 GTH2 STH2r .canvas/y2 LDZ2 LTH2 #0101 NEQ2 ;&outside-canvas JCN2	
	( do not draw size in toolpane )
	.Mouse/x DEI2 CLN2r .toolpane/x1 LDZ2 GTH2 STH2r .toolpane/x2 LDZ2 LTH2 #0101 EQU2 .Mouse/y DEI2 CLN2r .toolpane/y1 LDZ2 GTH2 STH2r .toolpane/y2 LDZ2 LTH2 #0101 EQU2 #0101 EQU2 ;&outside-canvas JCN2
	.Mouse/x DEI2 CLN2r .sizepane/x1 LDZ2 GTH2 STH2r .sizepane/x2 LDZ2 LTH2 #0101 EQU2 .Mouse/y DEI2 CLN2r .sizepane/y1 LDZ2 GTH2 STH2r .sizepane/y2 LDZ2 LTH2 #0101 EQU2 #0101 EQU2 ;&outside-canvas JCN2
	.Mouse/x DEI2 CLN2r .pattpane/x1 LDZ2 GTH2 STH2r .pattpane/x2 LDZ2 LTH2 #0101 EQU2 .Mouse/y DEI2 CLN2r .pattpane/y1 LDZ2 GTH2 STH2r .pattpane/y2 LDZ2 LTH2 #0101 EQU2 #0101 EQU2 ;&outside-canvas JCN2
		.cursor/x LDZ2 #0003 SUB2 .Screen/x DEO2 .cursor/y LDZ2 #0003 SUB2 .Screen/y DEO2
		;brush_icns #00 .brush/size LDZ 8* ADD2 .Screen/addr DEO2
		#31 .Mouse/state DEI #02 MUL ADD .Screen/color DEO
		.Mouse/state DEI #00 EQU ,&outside-canvas JCN RTN
	&outside-canvas
	( draw new cursor )
	.cursor/x LDZ2 .Screen/x DEO2 .cursor/y LDZ2 .Screen/y DEO2
	;pointers_icn #00 .Controller/button DEI #02 EQU 8* ADD2 .Screen/addr DEO2
	#3f .Mouse/state DEI #01 EQU #0a MUL SUB .Screen/color DEO

RTN

@draw-toolpane ( -- )

	.document/presentation LDZ #00 EQU ,&skip JCN RTN &skip

	( frame ) 	
	.toolpane/x1 LDZ2 -- .toolpane/y1 LDZ2 -- .toolpane/x2 LDZ2 .toolpane/y2 LDZ2 #00 ;line-rect JSR2
	.toolpane/x1 LDZ2 #0002 SUB2 .toolpane/y1 LDZ2 #0002 SUB2 .toolpane/x2 LDZ2 .toolpane/y2 LDZ2 #01 ;line-rect JSR2

	.toolpane/x1 LDZ2 .Screen/x DEO2 .toolpane/y1 LDZ2 .Screen/y DEO2 ;tool_icns .Screen/addr DEO2

	&loop
		( draw ) #21 .Screen/x DEI2 .toolpane/x1 LDZ2 SUB2 8/ SWP POP .brush/tool LDZ EQU #02 MUL ADD .Screen/color DEO
		( incr ) .Screen/x DEI2 8+ .Screen/x DEO2
		( incr ) .Screen/addr DEI2 8+ .Screen/addr DEO2
		.Screen/x DEI2 .toolpane/x2 LDZ2 LTH2 ,&loop JCN

	.zoom/active LDZ #01 NEQ ,&no-zoom JCN
		.Screen/x DEI2 #0008 SUB2 .Screen/x DEO2
		;tool_icns #0028 ADD2 .Screen/addr DEO2
		#21 #04 .brush/tool LDZ EQU #02 MUL ADD .Screen/color DEO
		&no-zoom

RTN

@draw-pattpane ( -- )

	.document/presentation LDZ #00 EQU ,&skip JCN RTN &skip

	( frame ) 	
	.pattpane/x1 LDZ2 -- .pattpane/y1 LDZ2 -- .pattpane/x2 LDZ2 .pattpane/y2 LDZ2 #00 ;line-rect JSR2
	.pattpane/x1 LDZ2 #0002 SUB2 .pattpane/y1 LDZ2 #0002 SUB2 .pattpane/x2 LDZ2 .pattpane/y2 LDZ2 #01 ;line-rect JSR2

	.pattpane/x1 LDZ2 .Screen/x DEO2 .pattpane/y1 LDZ2 .Screen/y DEO2 ;patt_icns .Screen/addr DEO2

	&loop
		( draw ) #21 .Screen/x DEI2 .pattpane/x1 LDZ2 SUB2 8/ SWP POP .brush/patt LDZ EQU #02 MUL ADD .Screen/color DEO
		( incr ) .Screen/x DEI2 8+ .Screen/x DEO2
		( incr ) .Screen/addr DEI2 8+ .Screen/addr DEO2
		.Screen/x DEI2 .pattpane/x2 LDZ2 LTH2 ,&loop JCN

RTN

@draw-sizepane ( -- )

	.document/presentation LDZ #00 EQU ,&skip JCN RTN &skip

	( frame )
	.sizepane/x1 LDZ2 -- .sizepane/y1 LDZ2 -- .sizepane/x2 LDZ2 .sizepane/y2 LDZ2 #00 ;line-rect JSR2
	.sizepane/x1 LDZ2 #0002 SUB2 .sizepane/y1 LDZ2 #0002 SUB2 .sizepane/x2 LDZ2 .sizepane/y2 LDZ2 #01 ;line-rect JSR2

	.sizepane/x1 LDZ2 .Screen/x DEO2 .sizepane/y1 LDZ2 .Screen/y DEO2 ;size_icns .Screen/addr DEO2

	&loop
		( draw ) #21 .Screen/x DEI2 .sizepane/x1 LDZ2 SUB2 8/ SWP POP .brush/size LDZ EQU #02 MUL ADD .Screen/color DEO
		( incr ) .Screen/x DEI2 8+ .Screen/x DEO2
		( incr ) .Screen/addr DEI2 8+ .Screen/addr DEO2
		.Screen/x DEI2 .sizepane/x2 LDZ2 LTH2 ,&loop JCN

RTN

@draw-viewpane ( -- )
	
	.document/presentation LDZ #00 EQU ,&skip JCN RTN &skip

	( frame )
	.viewpane/x1 LDZ2 -- .viewpane/y1 LDZ2 -- .viewpane/x2 LDZ2 .viewpane/y2 LDZ2 #00 ;line-rect JSR2
	.viewpane/x1 LDZ2 #0002 SUB2 .viewpane/y1 LDZ2 #0002 SUB2 .viewpane/x2 LDZ2 .viewpane/y2 LDZ2 #01 ;line-rect JSR2

	.viewpane/x1 LDZ2 .Screen/x DEO2 .viewpane/y1 LDZ2 .Screen/y DEO2 ;view_icns .Screen/addr DEO2

	&loop
		( draw ) #21 .Screen/color DEO
		( incr ) .Screen/x DEI2 8+ .Screen/x DEO2
		( incr ) .Screen/addr DEI2 8+ .Screen/addr DEO2
		.Screen/x DEI2 .viewpane/x2 LDZ2 LTH2 ,&loop JCN

RTN

@draw-foreground
	
	;draw-toolpane JSR2
	;draw-pattpane JSR2
	;draw-sizepane JSR2
	;draw-viewpane JSR2

RTN

@draw-background
	
	( draw hor line )
	#0000 .Screen/width DEI2 .Screen/height DEI2 #0002 DIV2 .document/presentation LDZ #00 EQU ;line-horizontal-dotted JSR2
	( draw ver line )
	.Screen/width DEI2 #0002 DIV2 #0000 .Screen/height DEI2 .document/presentation LDZ #00 EQU ;line-vertical-dotted JSR2

	.document/presentation LDZ #01 EQU ;&skip-size JCN2
		( draw size )
		#0010 .Screen/y DEO2
		( draw width )
		.Screen/width DEI2 #00a0 SUB2 .Screen/x DEO2 ;font_hex .canvas/w LDZ2 #f0 AND #04 SFT #08 MUL ADD2 .Screen/addr DEO2
		( draw ) #21 .Screen/color DEO
		.Screen/x DEI2 8+ .Screen/x DEO2 ;font_hex .canvas/w LDZ2 #0f AND #08 MUL ADD2 .Screen/addr DEO2
		( draw ) #21 .Screen/color DEO
		( draw height )
		.Screen/x DEI2 8+ .Screen/x DEO2 ;font_hex .canvas/h LDZ2 #f0 AND #04 SFT #08 MUL ADD2 .Screen/addr DEO2
		( draw ) #21 .Screen/color DEO
		.Screen/x DEI2 8+ .Screen/x DEO2 ;font_hex .canvas/h LDZ2 #0f AND #08 MUL ADD2 .Screen/addr DEO2
		( draw ) #21 .Screen/color DEO
	&skip-size

	( draw save/load/guides icons )
	.Screen/height DEI2 #0010 SUB2 .Screen/y DEO2
	.Screen/width DEI2 #0028 SUB2 .Screen/x DEO2
	;eye_icn #00 .document/presentation LDZ #08 MUL ADD2 .Screen/addr DEO2
	#23 .Screen/color DEO
	.Screen/x DEI2 8+ .Screen/x DEO2
	;filestate_icn .Screen/addr DEO2
	#23 .Screen/color DEO
	.Screen/x DEI2 8+ .Screen/x DEO2
	;load_icn .Screen/addr DEO2
	#23 .Screen/color DEO
	.Screen/x DEI2 8+ .Screen/x DEO2
	;save_icn .Screen/addr DEO2
	#23 .Screen/color DEO
	
	#0008 .Screen/x DEO2
	;path/name #01 ;draw-label JSR2

RTN

( Generics )

@line-rect ( x1 y1 x2 y2 color -- )

	( load ) .color STZ DUP2 STH2 .rect/y2 STZ2 .rect/x2 STZ2 DUP2 STH2 .rect/y1 STZ2 .rect/x1 STZ2
	STH2r STH2r
	&ver
		( save ) OVR2 .Screen/y DEO2
		( draw ) .rect/x1 LDZ2 .Screen/x DEO2 .color LDZ DUP .Screen/color DEO
		( draw ) .rect/x2 LDZ2 .Screen/x DEO2 .Screen/color DEO
		( incr ) SWP2 ++ SWP2
		OVR2 OVR2 LTS2 ,&ver JCN
	POP2 POP2
	.rect/x1 LDZ2 .rect/x2 LDZ2
	&hor
		( save ) OVR2 .Screen/x DEO2
		( draw ) .rect/y1 LDZ2 .Screen/y DEO2 .color LDZ DUP .Screen/color DEO
		( draw ) .rect/y2 LDZ2 .Screen/y DEO2 .Screen/color DEO
		( incr ) SWP2 ++ SWP2
		OVR2 OVR2 ++ LTS2 ,&hor JCN
	POP2 POP2

RTN

@fill-rect ( x1 y1 x2 y2 color -- )
	
	.color STZ
	( x1 x2 y1 y2 ) ROT2 SWP2
	&ver
		( save ) OVR2 .Screen/y DEO2
		STH2 STH2 OVR2 OVR2
		&hor
			( save ) OVR2 .Screen/x DEO2
			( draw ) .color LDZ .Screen/color DEO
			( incr ) SWP2 ++ SWP2
			OVR2 OVR2 LTS2 ,&hor JCN
		POP2 POP2 STH2r STH2r
		( incr ) SWP2 ++ SWP2
		OVR2 OVR2 LTS2 ,&ver JCN
	POP2 POP2 POP2 POP2

RTN

@draw-label ( addr color -- )
	
	.color STZ
	&loop
		DUP2 LDA #00 SWP #0008 MUL2 ;font ADD2 .Screen/addr DEO2
		( draw ) .color LDZ #20 ADD .Screen/color DEO
		( incr ) #0001 ADD2
		( incr ) .Screen/x DEI2 8+ .Screen/x DEO2
		( loop ) DUP2 LDA ,&loop JCN
	POP2

RTN

@line-horizontal-dotted ( x0 x1 y color -- )
	
	.color STZ .Screen/y DEO2 OVR2 .Screen/x DEO2
	&draw-hor
		( draw ) .color LDZ .Screen/color DEO
		( incr ) SWP2 #0002 ADD2 DUP2 .Screen/x DEO2 SWP2
		OVR2 OVR2 LTH2 ,&draw-hor JCN
	POP2 POP2

RTN

@line-vertical-dotted ( x y0 y1 color -- )
	
	.color STZ STH2 SWP2 .Screen/x DEO2 STH2r OVR2 .Screen/y DEO2
	&draw-ver
		( draw ) .color LDZ .Screen/color DEO
		( incr ) SWP2 #0002 ADD2 DUP2 .Screen/y DEO2 SWP2
		OVR2 OVR2 LTH2 ,&draw-ver JCN
	POP2 POP2

RTN

@strcpy ( src* dst* -- )

	&loop
		( copy src->dst ) OVR2 OVR2 SWP2 LDA ROT ROT STA
		( incr dst ) ++
		( incr src ) SWP2 ++ SWP2
		OVR2 LDA ,&loop JCN
	#00 ROT ROT STA POP2
	
RTN

@size_icns
	[ 0000 0010 0000 0000 ]
	[ 0000 1038 1000 0000 ]
	[ 0000 3838 3800 0000 ]
	[ 0010 387c 3810 0000 ]
	[ 0038 7c7c 7c38 0000 ]
	[ 1038 7cfe 7c38 1000 ]
	[ 387c fefe fe7c 3800 ]
	[ 7cfe fefe fefe 7c00 ]

@patt_icns
	[ fefe fefe fefe fe00 ]
	[ fed6 aad6 aad6 fe00 ]
	[ fe92 82d6 8292 fe00 ]
	[ fe82 92aa 9282 fe00 ]
	[ fea6 ca92 a6ca fe00 ]
	[ feca a692 caa6 fe00 ]
	[ feaa aaaa aaaa fe00 ]	
	[ fe82 fe82 fe82 fe00 ]

@tool_icns
	[ c0e0 5028 140a 0400 ]
	[ e0d0 a844 2212 0c00 ]
	[ c0b8 4848 7804 0200 ]
	[ 44ba 4444 44ba 4400 ]
	[ 3048 8484 4834 0200 ] ( zoom )
	[ 3245 8284 4834 0200 ] ( zoom out )

@view_icns
	[ ee92 8a84 8a92 ee00 ]
	[ f68a 92a2 928a f600 ]
	[ fe82 8244 aa92 ee00 ]
	[ fe82 92aa 4482 fe00 ]

@brush_icns
	[ 0000 0010 0000 0000 ]
	[ 0000 1028 1000 0000 ]
	[ 0000 3828 3800 0000 ]
	[ 0010 2844 2810 0000 ]
	[ 0038 4444 4438 0000 ]
	[ 1028 4482 4428 1000 ]
	[ 3844 8282 8244 3800 ]
	[ 7c82 8282 8282 7c00 ]
	[ 7cfe fefe fefe 7c00 ]

@bigpixel_icn
	[ 5580 0080 0080 0080 ]
	[ 55ff 7fff 7fff 7fff ]

@pointers_icn
	[ 80c0 e0f0 f8e0 1000 ]
	[ 2020 20b8 7c7c 3838 ]

@eye_icn
	[ 0038 4492 2810 0000 ] ( open )
	[ 0000 0082 4438 0000 ] ( closed )

@filestate_icn  [ 1054 28c6 2854 1000 ]
@load_icn       [ feaa d6aa d4aa f400 ]
@save_icn       [ fe82 8282 848a f400 ]

@blank_icn      [ 0000 0000 0000 0000 ]
@untitled_txt   [ "untitled.bit 00 ]

@font_hex ( 0-F TODO: should pull from @font instead.. )
[
	003c 464a 5262 3c00 0018 0808 0808 1c00
	003c 4202 3c40 7e00 003c 421c 0242 3c00
	000c 1424 447e 0400 007e 407c 0242 3c00
	003c 407c 4242 3c00 007e 0204 0810 1000
	003c 423c 4242 3c00 003c 4242 3e02 3c00
	003c 4242 7e42 4200 007c 427c 4242 7c00
	003c 4240 4042 3c00 007c 4242 4242 7c00
	007e 4078 4040 7e00 007e 4078 4040 4000
]

@font ( spectrum-zx font )
[
	0000 0000 0000 0000 0000 2400 7e3c 0000 0000 2400 3c42 0000 0000 6c7c 7c38 1000
	0010 387c 7c38 1000 0038 387c 6c10 3800 0010 387c 7c10 3800 0000 0018 1800 0000
	007e 4242 4242 7e00 0000 1824 2418 0000 0018 2442 4224 1800 001e 063a 4a48 3000
	0038 446c 107c 1000 000c 0808 0838 3800 003e 2222 2266 6600 0000 0822 0022 0800
	0000 1018 1c18 1000 0000 0818 3818 0800 0008 1c00 001c 0800 0028 2828 2800 2800
	003e 4a4a 3a0a 0a00 000c 3046 620c 3000 0000 0000 0000 ffff 0010 3800 3810 0038
	0008 1c2a 0808 0800 0008 0808 2a1c 0800 0000 0804 7e04 0800 0000 1020 7e20 1000
	0000 4040 7e00 0000 0000 0024 6624 0000 0000 1038 7c00 0000 0000 007c 3810 0000
	0000 0000 0000 0000 0008 0808 0800 0800 0014 1400 0000 0000 0024 7e24 247e 2400
	0008 1e28 1c0a 3c08 0042 0408 1020 4200 0030 4832 4c44 3a00 0008 1000 0000 0000
	0004 0808 0808 0400 0010 0808 0808 1000 0000 1408 3e08 1400 0000 0808 3e08 0800
	0000 0000 0008 0810 0000 0000 3c00 0000 0000 0000 0000 0800 0000 0204 0810 2000
	003c 464a 5262 3c00 0018 2808 0808 3e00 003c 4202 3c40 7e00 003c 421c 0242 3c00
	0008 1828 487e 0800 007e 407c 0242 3c00 003c 407c 4242 3c00 007e 0204 0810 1000
	003c 423c 4242 3c00 003c 4242 3e02 3c00 0000 0008 0000 0800 0000 0800 0008 0810
	0000 0810 2010 0800 0000 003e 003e 0000 0000 1008 0408 1000 003c 4202 0c00 0800
	003c 425a 5442 3c00 0018 2442 7e42 4200 007c 427c 4242 7c00 003c 4240 4042 3c00
	0078 4442 4244 7800 007e 407c 4040 7e00 003e 4040 7c40 4000 003c 4240 4e42 3c00
	0042 427e 4242 4200 003e 0808 0808 3e00 0002 0202 4242 3c00 0044 4870 4844 4200
	0040 4040 4040 7e00 0042 665a 4242 4200 0042 6252 4a46 4200 003c 4242 4242 3c00
	007c 4242 7c40 4000 003c 4242 524a 3c00 007c 4242 7c44 4200 003c 403c 0242 3c00
	00fe 1010 1010 1000 0042 4242 4242 3c00 0042 4242 4224 1800 0042 4242 5a66 4200
	0042 2418 1824 4200 0082 4428 1010 1000 007e 0408 1020 7e00 000c 0808 0808 0c00
	0040 2010 0804 0200 0018 0808 0808 1800 0008 1422 0000 0000 0000 0000 0000 7e00
	0008 0400 0000 0000 0000 1c02 1e22 1e00 0020 203c 2222 3c00 0000 1e20 2020 1e00
	0002 021e 2222 1e00 0000 1c22 3c20 1e00 000c 101c 1010 1000 0000 1c22 221e 021c
	0020 202c 3222 2200 0008 0018 0808 0400 0008 0008 0808 4830 0020 2428 3028 2400
	0010 1010 1010 0c00 0000 6854 5454 5400 0000 5864 4444 4400 0000 3844 4444 3800
	0000 7844 4478 4040 0000 3c44 443c 0406 0000 2c30 2020 2000 0000 3840 3804 7800
	0010 103c 1010 0c00 0000 4444 4444 3800 0000 4444 2828 1000 0000 4454 5454 2800
	0000 4428 1028 4400 0000 4444 443c 0438 0000 7c08 1020 7c00 000c 0810 1008 0c00
	0008 0808 0808 0800 0030 1008 0810 3000 0000 0032 4c00 0000 3c42 99a1 a199 423c
]

|2100 @data