Subversion Repositories NedoOS

'open file. load 16c
        ld a,(filehandle)
        ld b,a
        OS_GETFILESIZE ;dehl=filesize




        ;ld de,dirname
        ;OS_CHDIR

        ld de,gfxname
        call openstream_file
        ;or a
        ;jp nz,noloadgfx

;;;;;;;;;;;;dirname
;;;;;;;;;;;;        db "eric",0
;;;;;;;;;;;gfxname
;;;;;;;;;;;;        db "eric/ericgfx.bmp",0

;;;;;;;;;;;;;;;;;;;;;;; ld de,bmpbuf
;;;;;;;;;;;;;;;;;;;;;;;        ld hl,14+2
;;;;;;;;;;;;;;;;;;;;;;;        call readstream_file
;;;;;;;;;;;;;;;;;;;;;;;                ;DE = Buffer address, HL = Number of bytes to read


        call setEGA ;keeps hl
        ld hl,0x8000
        ld de,0x8000
        call readstream_file
        ld de,TPAL;curpal
        ld hl,32
        call readstream_file
        call closestream_file
        ld de,TPAL;curpal
        OS_SETPAL
        jp waitkeyquit



palstandard
        STANDARDPAL
palblack
        ds 32,0xf3

''''''''''''''''''''''''''''''''''
setEGA
;keeps hl
        push hl
        ld de,palblack
        OS_SETPAL
        ld e,0
        OS_SETGFX ;e=0:EGA, e=2:MC, e=3:6912, e=6:text ;+SET FOCUS ;e=-1: disable gfx (out: e=old gfxmode)
        ld hl,0x8000
        ld bc,0x7fff
        call fillzero
        pop hl
        ret

fillzero
        ld d,h
        ld e,l
        inc de
        ld (hl),0
        ldir
        ret