%include "ponydos.inc"

cpu 8086
bits 16


org 0

process_event:
	push ax
	push bx
	push cx
	push dx
	push si
	push di
	push bp
	push ds
	push es

	mov bp, cs
	mov ds, bp
	mov es, bp

	cmp ax, WM_INITIALIZE
	jne .not_initialize
	call initialize
	.not_initialize:

	pop es
	pop ds
	pop bp
	pop di
	pop si
	pop dx
	pop cx
	pop bx
	pop ax
	retf

initialize:
	; Set wallpaper
	mov si, wallpaper_name
	call PONYDOS_SEG:SYS_OPEN_FILE

	mov bp, PONYDOS_SEG
	mov es, bp
	mov bx, GLOBAL_WALLPAPER
	call PONYDOS_SEG:SYS_READ_SECTORS

	; Draw a rectangle on-screen
	mov bx, 5
	mov cx, 3
	mov dx, 3
	mov si, rect
	mov di, 10
	mov bp, 3
	call PONYDOS_SEG:SYS_DRAW_RECT

	call wait_key
	ret

wallpaper_name db 'wallpaper.bin', 0

%include "debug.inc"

rect:
	db '0', 0xf0, '1', 0xf1, '2', 0xf2, '3', 0xf3, '4', 0xf4
	db 'A', 0xf5,
	times 4 db '*', 0xf0
	db 'B', 0xf6
	times 4 db '*', 0xf0
	db 'C', 0xf7
	times 4 db '*', 0xf0