DEVICE ZXSPECTRUM128
include "../_sdk/sys_h.asm"
include "playerdefs.asm"
NUM_PLAYERS = 5
SFN_SIZE = 13
FILE_DATA_SIZE = 52 ;keep in sync with getfiledataoffset
FILE_DISPLAY_INFO_OFFSET = 0
FILE_DISPLAY_INFO_SIZE = 38
FILE_NAME_OFFSET = FILE_DISPLAY_INFO_OFFSET+FILE_DISPLAY_INFO_SIZE
FILE_NAME_SIZE = SFN_SIZE
FILE_ATTRIB_OFFSET = FILE_NAME_OFFSET+FILE_NAME_SIZE
FILE_ATTRIB_SIZE = 1
BROWSER_FILE_COUNT=177
PLAYLIST_FILE_COUNT=40
PANELCOLOR = 0x4f
CURSORCOLOR = 0x28
PANELFILECOLOR = 0x0f
PANELDIRCOLOR = 0x4f
PANELDRIVECOLOR = 0x4b
FILE_LINE_COUNT = 22
FILES_WINDOW_X = 0
FILE_ATTRIB_MUSIC = 255
FILE_ATTRIB_PARENT_DIR = 0
FILE_ATTRIB_DRIVE = 1
FILE_ATTRIB_FOLDER = 2
PLAYLIST_VERSION = 1
org PROGSTART
mainbegin
ld sp,0x4000
OS_HIDEFROMPARENT
ld e,6 ;textmode
OS_SETGFX
ld e,7
OS_CLS
OS_GETMAINPAGES ;out: d,e,h,l=pages in 0000,4000,8000,c000, c=flags, b=id
ld (gpsettings.sharedpages),hl
ld a,e
ld (gpsettings.sharedpages+2),a
ld d,b
call closeexistingplayer
ld de,currentfolder
OS_GETPATH
ld hl,(currentfolder+2)
ld a,l
xor '/'
or h
jr nz,$+5
ld (currentfolder+2),a
OS_SETSYSDRV
call loadsettings
call loadplayers
jp nz,printerrorandexit
ld ix,browserpanel
call clearpanel
ld ix,playlistpanel
call clearpanel
or 255 ;set zf=0
call setcurrentpanel
ld de,defaultplaylistfilename
call loadplaylist
ld hl,COMMANDLINE
call skipword_hl
call skipspaces_hl
ld a,(hl)
or a
call nz,setcurrentfolder
push hl
call changetocurrentfolder
pop de
ld hl,chdirfailedstr
jp nz,printerrorandexit
push de
call createfileslist
pop de
ld a,(de)
or a
call nz,findfile
ld (browserpanel.currentfileindex),a
push af
call drawui
pop af
call c,startplaying
playloop
isplaying=$+1
ld a,0
or a
jr z,checkmsgs
call musicplay
call z,playnextfile
call updateprogressbar
checkmsgs
ld a,(COMMANDLINE)
or a
ld a,key_esc
jr z,closeplayer
OS_GETKEY
call tolower
closeplayer
ld hl,playloop
push hl
currentmsgtable=$+1
ld hl,mainmsgtable
ld de,3
ld b,(hl)
inc hl
checkmsgloop
cp (hl)
jr z,processmsg
add hl,de
djnz checkmsgloop
ret
processmsg
inc hl
ld e,(hl)
inc hl
ld d,(hl)
ex de,hl
jp (hl)
printerrorandexit
call print_hl
ld hl,pressanykeystr
call print_hl
YIELDGETKEYLOOP
QUIT
mainmsgtable
db (mainmsghandlers_end-mainmsghandlers_start)/3
mainmsghandlers_start
db 0 : dw nokey
db key_redraw : dw redraw
db key_up : dw goprevfile
db key_down : dw gonextfile
db key_enter : dw startplaying
db key_esc : dw exitplayer
db ' ' : dw addtoplaylist
db key_tab : dw switchpanels
db key_backspace : dw clearplaylist
db key_home : dw gotop
db key_end : dw golastfile
db key_left : dw gopageup
db key_right : dw gopagedown
db key_pgup : dw gopageup
db key_pgdown : dw gopagedown
db 's' : dw onhotkeyS
mainmsghandlers_end
playmsgtable
db (playmsghandlers_end-playmsghandlers_start)/3
playmsghandlers_start
db key_redraw : dw redraw
db ' ' : dw playnextfile
db key_esc : dw stopplaying
playmsghandlers_end
nokey
YIELD
ret
gotop
ld ix,(currentpaneladdr)
xor a
ld (ix+PANEL.currentfileindex),a
ld (ix+PANEL.firstfiletoshow),a
jp drawcurrentpanelfilelist
clearplaylist
ld ix,playlistpanel
call clearpanel
jp drawplaylistwindow
playnextfile
ld ix,(currentpaneladdr)
call setnextfileindex
jp c,startplaying
xor a
ld (ix+PANEL.currentfileindex),a
ld (ix+PANEL.firstfiletoshow),a
ld hl,(currentpaneladdr)
ld de,PANEL.fileslist+FILE_ATTRIB_OFFSET
add hl,de
ld e,FILE_DATA_SIZE
.wraploop
ld a,(hl)
cp FILE_ATTRIB_MUSIC
jp z,startplaying
add hl,de
inc (ix+PANEL.currentfileindex)
jr .wraploop
switchpanels
ld a,(browserpanel.isinactive)
or a
setcurrentpanel
ld a,255
ld (browserpanel.isinactive),a
ld (playlistpanel.isinactive),a
call nz,getbrowserpanelparams
call z,getplaylistpanelparams
ld (currentpaneladdr),ix
ld (currentpanelpos),de
ld (ix+PANEL.isinactive),0
call drawbrowserfileslist
jp drawplaylistfileslist
addtoplaylist
ld a,(browserpanel.isinactive)
or a
jr nz,removefromplaylist
ld hl,currentfolder
ld de,fullpathbuffer
call strcopy_hltode
ld a,'/'
ld (de),a
inc de
push de
ld a,(browserpanel.currentfileindex)
call getfiledataoffset
ld de,browserpanel.fileslist+FILE_ATTRIB_OFFSET
add hl,de
ld a,(hl)
ld de,FILE_NAME_OFFSET-FILE_ATTRIB_OFFSET
add hl,de
pop de
cp FILE_ATTRIB_MUSIC
ret nz
call strcopy_hltode
ld hl,fullpathbuffer+FILE_DATA_SIZE-2
sub hl,de
ret c
jr z,skippadding
ld bc,hl
ld hl,de
inc de
ldir
dec de
skippadding
inc de
ld a,255
ld (de),a
ld hl,playlistpanel.filecount
ld a,(hl)
cp PLAYLIST_FILE_COUNT
ret nc
inc (hl)
call getfiledataoffset
ld de,playlistpanel.fileslist
add hl,de
ex de,hl
ld hl,fullpathbuffer
ld bc,FILE_DATA_SIZE
ldir
jp drawplaylistfileslist
removefromplaylist
ld a,(playlistpanel.filecount)
or a
ret z
dec a
jp z,clearplaylist
ld (playlistpanel.filecount),a
ld b,a
ld a,(playlistpanel.currentfileindex)
cp b
jr nz,.movetail
dec a
ld (playlistpanel.currentfileindex),a
jp drawplaylistwindow
.movetail
call getfiledataoffset
ld de,playlistpanel.fileslist
add hl,de
ex de,hl
ld hl,playlistpanel.fileslist+FILE_DATA_SIZE*(PLAYLIST_FILE_COUNT-1)
sub hl,de
ld bc,hl
ld hl,FILE_DATA_SIZE
add hl,de
ldir
jp drawplaylistwindow
exitplayer
pop hl
call stopplaying
ld hl,playerpages
ld a,(playercount)
ld b,a
playerdeinitloop
push bc
push hl
ld a,(hl)
SETPG4000
call playerdeinit
pop hl
pop bc
inc hl
djnz playerdeinitloop
;save playlist
ld a,255
ld (playlistpanel.isinactive),a
OS_SETSYSDRV
ld de,defaultplaylistfilename
call saveplaylist
QUIT
saveplaylist
;de = filename
push de
call openstream_file
pop de
or a
jr z,.openedfile
OS_CREATEHANDLE
or a
ret nz
ld a,b
ld (filehandle),a
.openedfile
ld a,(filehandle)
ld b,a
ld de,playlistdatastart
ld hl,playlistdatasize
OS_WRITEHANDLE
call closestream_file
xor a
ret
onhotkeyS
ld de,playlistfilename
call saveplaylist
ld de,playlistfilename
jp createfilelistandchangesel
startplaying
call stopplaying
ld ix,(currentpaneladdr)
ld a,(ix+PANEL.filecount)
or a
ret z
ld a,(ix+PANEL.currentfileindex)
call getfiledataoffset
ld a,ixl
add PANEL.fileslist+FILE_ATTRIB_OFFSET
ld e,a
adc a,ixh
sub e
ld d,a
add hl,de
ld a,(hl)
cp FILE_ATTRIB_PARENT_DIR
jp z,changetoparentdir
cp FILE_ATTRIB_FOLDER
jp z,changetofolder
cp FILE_ATTRIB_DRIVE
jr z,changedrive
cp FILE_ATTRIB_MUSIC
ret nz
ld a,(browserpanel.isinactive)
or a
ld de,FILE_NAME_OFFSET-FILE_ATTRIB_OFFSET
jr z,$+5
ld de,FILE_DISPLAY_INFO_OFFSET-FILE_ATTRIB_OFFSET
add hl,de
ld (.filename),hl
call getfileextension
ld (.filext2),de
ld (.filext1),bc
call isfileplaylist
jp z,.loadplaylist
call findsupportedplayer
ret nz
call drawplayerwindow
.filext1=$+1
ld bc,0
.filext2=$+1
ld de,0
.filename=$+1
ld hl,0
call musicload
jp nz,drawui
ld hl,playmsgtable
ld (currentmsgtable),hl
ld a,1
ld (isplaying),a
call drawsongtitle
jp drawprogress
.loadplaylist
ld de,(.filename)
call loadplaylist
call drawplaylistwindow
xor a
call setcurrentpanel
jp startplaying
changedrive
ld de,FILE_NAME_OFFSET-FILE_ATTRIB_OFFSET
add hl,de
push hl
ld de,(currentfolder)
push de
ld de,currentfolder
ldi
ldi
call changetocurrentfolder
pop hl
pop de
jp z,createfilelistandchangesel
ld (currentfolder),hl
ret
changetoparentdir
ld hl,currentfolder
ld c,'/'
call findlastchar ;out: de = after last slash or start
push de
dec de
xor a
ld (de),a
call changetocurrentfolder
pop de
jp createfilelistandchangesel
createfilelistandchangesel
;de = selection filename
push de
call createfileslist
pop de
call findfile
ld (browserpanel.currentfileindex),a
sub FILE_LINE_COUNT-1
jp c,drawbrowserwindow
ld hl,browserpanel.firstfiletoshow
cp (hl)
jp c,drawbrowserwindow
ld (hl),a
jp drawbrowserwindow
changetofolder
ld de,FILE_NAME_OFFSET-FILE_ATTRIB_OFFSET
add hl,de
ld de,currentfolder-1
.findzeroloop
inc de
ld a,(de)
or a
jr nz,.findzeroloop
ld a,'/'
ld (de),a
inc de
call strcopy_hltode
call changetocurrentfolder
call createfileslist
xor a
ld (browserpanel.currentfileindex),a
jp drawbrowserwindow
stopplaying
ld a,(isplaying)
or a
ret z
call musicunload
ld hl,mainmsgtable
ld (currentmsgtable),hl
xor a
ld (isplaying),a
jp drawui
setnextfileindex
;ix = current panel
;out: cf=0 if at the end of file list, c1=1 otherwise
ld a,(ix+PANEL.currentfileindex)
inc a
cp (ix+PANEL.filecount)
ret nc
ld (ix+PANEL.currentfileindex),a
sub FILE_LINE_COUNT-1
ret c
cp (ix+PANEL.firstfiletoshow)
ret c
ld (ix+PANEL.firstfiletoshow),a
scf
ret
golastfile
ld ix,(currentpaneladdr)
call setnextfileindex
jr c,$-3
jp drawcurrentpanelfilelist
gopagedown
ld ix,(currentpaneladdr)
ld b,FILE_LINE_COUNT
call setnextfileindex
djnz $-3
jp drawcurrentpanelfilelist
gonextfile
ld ix,(currentpaneladdr)
call setnextfileindex
ret nc
jp drawcurrentpanelfilelist
setprevfileindex
;ix = current panel
ld a,(ix+PANEL.currentfileindex)
or a
ret z
dec a
ld (ix+PANEL.currentfileindex),a
cp (ix+PANEL.firstfiletoshow)
ret nc
ld (ix+PANEL.firstfiletoshow),a
ret
goprevfile
ld ix,(currentpaneladdr)
call setprevfileindex
jp drawcurrentpanelfilelist
gopageup
ld ix,(currentpaneladdr)
ld b,FILE_LINE_COUNT
call setprevfileindex
djnz $-3
jp drawcurrentpanelfilelist
loadplaylist
;de = filename
call openstream_file
or a
jr nz,initemptyplaylist
ld de,playlistdatastart
ld hl,playlistdatasize
call readstream_file
call closestream_file
ld de,PLAYLIST_VERSION
ld hl,(playlistpanelversion)
sub hl,de
ret z
initemptyplaylist
ld hl,PLAYLIST_VERSION
ld (playlistpanelversion),hl
ld ix,playlistpanel
jr clearpanel
clearpanel
;ix = panel
xor a
ld (ix+PANEL.filecount),a
ld (ix+PANEL.currentfileindex),a
ld (ix+PANEL.firstfiletoshow),a
ret
changetocurrentfolder
;out: zf=1 if succeeded, zf=0 otherwise
ld hl,(currentfolder+2)
push hl
ld a,l
or a
jr nz,$+8
ld hl,'/'
ld (currentfolder+2),hl
ld de,currentfolder
OS_CHDIR
pop hl
ld (currentfolder+2),hl
or a
ret
setcurrentfolder
;out: hl = file name only
push hl
ld c,'/'
call findlastchar ;out: de = after last slash or start
pop bc
ld hl,de
sub hl,bc
ex hl,de
ret z
;copy file path
ld hl,bc
ld bc,de
ld de,currentfolder
ldir
dec de
xor a
ld (de),a
ret
findfile
;de = file name
;out: a = file index, cf=1 if file was found
ld a,(browserpanel.filecount)
or a
ret z
ld b,a
ld c,0
ld hl,browserpanel.fileslist+FILE_NAME_OFFSET
.searchloop
push bc
push de
push hl
call stricmp
pop hl
ld de,FILE_DATA_SIZE
add hl,de
pop de
pop bc
scf
ld a,c
ret z
inc c
djnz .searchloop
xor a
ret
stricmp
;hl = string1 addr
;de = string2 addr
;out: zf=1 if equal
ld a,(hl)
call tolower
ld c,a
ld a,(de)
call tolower
ld b,a
or c
ret z
ld a,b
cp c
ret nz
cp 1
ret c
inc hl
inc de
jr stricmp
getmusicprogress
;out: zf=0 and a=progress if progress is available, zf=1 and a=255 otherwise
ld hl,(MUSICPROGRESSADDR)
ld a,l
or h
ld a,255
ret z
ld a,(hl)
ret
drawplayerwindow
ld de,PANELCOLOR
OS_SETCOLOR
call getmusicprogress
ld (musicprogress),a
ld de,8*256+6
ld bc,66*256+4
ld a,8
jr nz,$+10
ld de,8*256+12
ld bc,54*256+3
ld a,14
ld (playerwindowtitlepos),a
ld (songtitlepos),a
call drawwindow
ld de,CURSORCOLOR
OS_SETCOLOR
playerwindowtitlepos=$+1
ld de,8*256+0
OS_SETXY
ld hl,playingstr
call print_hl
call drawsongtitle
ld a,(isplaying)
or a
call nz,drawprogress
ret
drawsongtitle
ld de,PANELDIRCOLOR
OS_SETCOLOR
songtitlepos=$+1
ld de,10*256+0
OS_SETXY
ld hl,(MUSICTITLEADDR)
ld a,l
or h
jp nz,print_hl
ld ix,(currentpaneladdr)
ld a,(ix+PANEL.currentfileindex)
call getfiledataoffset
ld a,ixl
add PANEL.fileslist+FILE_DISPLAY_INFO_OFFSET
ld e,a
adc a,ixh
sub e
ld d,a
add hl,de
jp print_hl
drawprogress
ld a,(musicprogress)
cp 255
ret z
ld de,11*256+8
OS_SETXY
ld a,(musicprogress)
ld c,a
or a
jr z,.drawremaining
ld b,a
.drawdoneloop
push bc
ld a,178
PRCHAR
pop bc
djnz .drawdoneloop
.drawremaining
ld a,64
sub c
ret z
ld b,a
.drawremainingloop
push bc
ld a,176
PRCHAR
pop bc
djnz .drawremainingloop
ret
updateprogressbar
call getmusicprogress
ret z
ld d,a
ld hl,musicprogress
ld e,(hl)
sub e
ret z
ld (hl),d
push af
ld hl,11*256+8
ld d,0
add hl,de
ex de,hl
OS_SETXY
pop bc
.drawloop
push bc
ld a,178
PRCHAR
pop bc
djnz .drawloop
ret
drawwindowline
;d = left char
;e = right char
;c = middle char
;b = middle char count
ld a,d
push de
push bc
PRCHAR
pop bc
.drawloop
push bc
ld a,c
PRCHAR
pop bc
djnz .drawloop
pop de
ld a,e
PRCHAR
ret
drawwindow
;e = left coord
;d = top coord
;b = client area width
;c = client area height
;top line
push de
push bc
OS_SETXY
pop bc
push bc
ld de,0xc9bb
ld c,0xcd
call drawwindowline
pop bc
pop de
inc d
;client area
.drawloop
push de
push bc
OS_SETXY
pop bc
push bc
ld de,0xbaba
ld c,0x20
call drawwindowline
pop bc
pop de
inc d
dec c
jr nz,.drawloop
;bottom line
push bc
OS_SETXY
pop bc
ld de,0xc8bc
ld c,0xcd
jp drawwindowline
getfiledataoffset
;a = index
;out: hl = index * FILE_DATA_SIZE
ld l,a
ld h,0
ld de,hl
add hl,hl
add hl,hl
ex de,hl
add hl,de
ex de,hl
add hl,hl
add hl,de
add hl,hl
add hl,hl
ret
getfileinfocolor
;c = file index
;hl = file data address
currentfileindex=$+1
ld a,0
cp c
ld de,CURSORCOLOR
ret z
ld a,(ix+FILE_ATTRIB_OFFSET-FILE_DISPLAY_INFO_OFFSET)
cp FILE_ATTRIB_MUSIC
ld de,PANELFILECOLOR
ret z
cp FILE_ATTRIB_DRIVE
ld de,PANELDRIVECOLOR
ret z
;FILE_ATTRIB_PARENT_DIR or FILE_ATTRIB_FOLDER
ld de,PANELDIRCOLOR
ret
printfilesinfos
;ix = struct PANEL
;e = left coord
;d = top coord
;b = line count
;c = first file index
ld a,(ix+PANEL.currentfileindex)
or (ix+PANEL.isinactive)
ld (currentfileindex),a
ld a,(ix+PANEL.filecount)
ld (.currentfilecount),a
push de
ld a,c
call getfiledataoffset
ld de,ix
add hl,de
ld de,FILE_DISPLAY_INFO_OFFSET+PANEL.fileslist
add hl,de
pop de
.filesloop
ld a,c
.currentfilecount=$+1
cp 0
ret nc
push de
push hl
push bc
OS_SETXY
pop bc
pop ix
push bc
push ix
call getfileinfocolor
OS_SETCOLOR
pop hl
pop bc
push bc
ld b,FILE_DISPLAY_INFO_SIZE
.printdisplaystringloop
push bc
push hl
ld a,(hl)
or a
jr nz,$+4
ld a,' '
PRCHAR
pop hl
pop bc
inc hl
djnz .printdisplaystringloop
ld de,FILE_DATA_SIZE-FILE_DISPLAY_INFO_SIZE
add hl,de
pop bc
pop de
inc c
inc d
djnz .filesloop
ret
getbrowserpanelparams
ld ix,browserpanel
ld de,256+1+FILES_WINDOW_X
ret
drawbrowserfileslist
call getbrowserpanelparams
ld b,FILE_LINE_COUNT
ld c,(ix+PANEL.firstfiletoshow)
jp printfilesinfos
getplaylistpanelparams
ld ix,playlistpanel
ld de,256+FILE_DISPLAY_INFO_SIZE+3+FILES_WINDOW_X
ret
drawplaylistfileslist
call getplaylistpanelparams
ld b,FILE_LINE_COUNT
ld c,(ix+PANEL.firstfiletoshow)
jp printfilesinfos
drawcurrentpanelfilelist
currentpaneladdr=$+2
ld ix,0
currentpanelpos=$+1
ld de,0
ld b,FILE_LINE_COUNT
ld c,(ix+PANEL.firstfiletoshow)
jp printfilesinfos
drawbrowserwindow
ld de,PANELCOLOR
OS_SETCOLOR
ld de,FILES_WINDOW_X
ld bc,FILE_DISPLAY_INFO_SIZE*256+FILE_LINE_COUNT
call drawwindow
ld de,CURSORCOLOR
OS_SETCOLOR
ld de,FILES_WINDOW_X+2
OS_SETXY
ld hl,currentfolder
call print_hl
jp drawbrowserfileslist
drawplaylistwindow
ld de,PANELCOLOR
OS_SETCOLOR
ld de,FILES_WINDOW_X+FILE_DISPLAY_INFO_SIZE+2
ld bc,FILE_DISPLAY_INFO_SIZE*256+FILE_LINE_COUNT
call drawwindow
ld de,CURSORCOLOR
OS_SETCOLOR
ld de,FILES_WINDOW_X+FILE_DISPLAY_INFO_SIZE+4
OS_SETXY
ld hl,playliststr
call print_hl
jr drawplaylistfileslist
redraw
ld e,7
OS_CLS
drawui
call drawbrowserwindow
call drawplaylistwindow
ld de,0x7
OS_SETCOLOR
ld de,24*256+3
OS_SETXY
ld hl,hotkeystr
call print_hl
ld a,(isplaying)
or a
ret z
jp drawplayerwindow
skipword_hl
ld a,(hl)
or a
ret z
cp ' '
ret z
inc hl
jr skipword_hl
skipspaces_hl
ld a,(hl)
cp ' '
ret nz
inc hl
jr skipspaces_hl
print_hl
ld a,(hl)
or a
ret z
push hl
PRCHAR
pop hl
inc hl
jp print_hl
strcopy_hltode
ld a,(hl)
ld (de),a
or a
ret z
inc hl
inc de
jr strcopy_hltode
;c = character
;hl = poi to filename in string
;out: de = after last char or start
findlastchar
ld d,h
ld e,l ;de = after last char
findlastchar0
ld a,(hl)
inc hl
or a
ret z
cp c
jr nz,findlastchar0
jr findlastchar
tolower
cp 'A'
ret c
cp 'Z'+1
ret nc
add 32
ret
pressanykeystr
db "!\r\nPress any key to exit...\r\n",0
playersfilename
db "gp/gp.plr",0
settingsfilename
db "gp/gp.ini",0
defaultplaylistfilename
db "gp/"
playlistfilename
db "playlist.gpl",0
invalidplayerfilestr
db "Corrupted gp/gp.plr file",0
noplayersloadedstr
db "Unable to load any players",0
playersloaderrorstr
db "Failed to load gp/gp.plr from OS folder",0
chdirfailedstr
db "Unable to change directory",0
playliststr
db "Playlist",0
playingstr
db "Playing...",0
closingplayerstr
db "Closing old player instance...\r\n",0
emptystr
db 0
initializing1str
db "Initializing ",0
initializing2str
db "...",0
hotkeystr
db "Arrows=Navigate Enter=Play Tab=Panel Space=Add/Remove S=Save Playlist",0
drivedata
db "E: - IDE Master p.1 E:",0,0,0,0,0,0,0,0,0,0,0,FILE_ATTRIB_DRIVE
db "F: - IDE Master p.2 F:",0,0,0,0,0,0,0,0,0,0,0,FILE_ATTRIB_DRIVE
db "M: - SD Z-controller M:",0,0,0,0,0,0,0,0,0,0,0,FILE_ATTRIB_DRIVE
db "O: - USB ZX-NetUsb O:",0,0,0,0,0,0,0,0,0,0,0,FILE_ATTRIB_DRIVE
drivedataend
loadplayer
;de = code size
;hl = settings variable addr
ld (.codesize),de
ld a,h
or l
ld a,'1' ;default for Use<Player> variable is 1
jr z,$+3
ld a,(hl)
ld (.settingsvalue),a
OS_NEWPAGE
or a
ret nz
ld a,e
ld (.playerpage),a
SETPG4000
ld de,0x4000
.codesize=$+1
ld hl,0
call readstream_file
.settingsvalue=$+1
ld a,0
cp '0'
jr z,.cleanup
ld hl,initializing1str
call print_hl
ld hl,(PLAYERNAMESTRADDR)
call print_hl
ld hl,initializing2str
call print_hl
ld hl,gpsettings
ld a,(.playerpage)
call playerinit
push af
call print_hl
pop af
jr nz,.cleanup
ld hl,playercount
ld e,(hl)
inc (hl)
ld d,0
ld hl,playerpages
add hl,de
.playerpage=$+1
ld (hl),0
ret
.cleanup
ld a,(.playerpage)
ld e,a
OS_DELPAGE
ret
loadplayers
;output: zf=1 if success, zf=0 and hl=error message if failed
ld de,playersfilename
call openstream_file
or a
ld hl,playersloaderrorstr
ret nz
;check if the file matches this build
ld a,(filehandle)
ld b,a
OS_GETFILESIZE
ld de,plrend-plrbegin
sub hl,de
ld hl,invalidplayerfilestr
ret nz
;load players from file
xor a
ld (playercount),a
ld de,modend-modstart : ld hl,(gpsettings.usemoonmod) : call loadplayer
ld de,mwmend-mwmstart : ld hl,(gpsettings.usemwm) : call loadplayer
ld de,pt3end-pt3start : ld hl,(gpsettings.usept3) : call loadplayer
ld de,mp3end-mp3start : ld hl,(gpsettings.usemp3) : call loadplayer
ld de,vgmend-vgmstart : ld hl,(gpsettings.usevgm) : call loadplayer
call closestream_file
ld a,(playercount)
dec a
ld hl,noplayersloadedstr
ret m
xor a
ret
loadsettings
ld de,settingsfilename
call openstream_file
or a
ret nz
ld de,browserpanel
ld hl,0x4000
call readstream_file
ld de,browserpanel
add hl,de
ld (hl),0
call closestream_file
ld de,browserpanel
.parseloop
ld bc,'='*256
call findnextchar
or a
ret z
cp b
jr nz,.parseloop
ld b,settingsvarcount
ld hl,settingsvars
.varsearchloop
ld a,(hl)
inc hl
cp c
jr z,.foundvar
inc hl
inc hl
djnz .varsearchloop
jr .nextvar
.foundvar
ld a,(hl)
inc hl
ld h,(hl)
ld l,a
ld (hl),e
inc hl
ld (hl),d
.nextvar
ld b,0
call findnextchar
or a
jr nz,.parseloop
ret
findnextchar
;de = ptr
;b = character to search
;c = LRC
;output: de = ptr past character, c = updated LRC
ld a,(de)
inc de
or a
ret z
cp "\n"
ret z
cp b
ret z
xor c
ld c,a
jr findnextchar
gpsettings GPSETTINGS
settingsvars
db 0x19 : dw gpsettings.usemp3
db 0x14 : dw gpsettings.usemwm
db 0x74 : dw gpsettings.usept3
db 0x1F : dw gpsettings.usevgm
db 0x26 : dw gpsettings.usemoonmod
db 0x7F : dw gpsettings.moonmoddefaultpanning
settingsvarcount=($-settingsvars)/3
getfileextension
;hl = file name
;out: cde = file extension
ld c,'.'
call findlastchar ;out: de = after last dot or start
ex de,hl
ld a,(hl)
call tolower
ld c,a
inc hl
ld a,(hl)
call tolower
ld d,a
inc hl
ld a,(hl)
call tolower
ld e,a
ret
isfileplaylist
;cde = file extension
;out: zf=1 if playlist, zf=0 otherwise
ld a,c
cp 'g'
ret nz
ld a,d
cp 'p'
ret nz
ld a,e
cp 'l'
ret
findsupportedplayer
;cde = file extension
ld hl,playerpages
ld a,(playercount)
ld b,a
.findplayerloop
push hl
push bc
ld a,(hl)
SETPG4000
pop bc
call isfilesupported
pop hl
ret z
inc hl
djnz .findplayerloop
dec b ;set zf=0
ret
createfileslist
ld de,emptystr
OS_OPENDIR
ld a,(gpsettings.sharedpages)
SETPG8000
ld a,(gpsettings.sharedpages+1)
SETPGC000
xor a
ld (browserpanel.currentfileindex),a
ld (browserpanel.firstfiletoshow),a
ld hl,currentfolder+2
cp (hl)
ld hl,0x8000
jr nz,.startloop
ex de,hl
ld hl,drivedata
ld bc,drivedataend-drivedata
ldir
ex de,hl
ld a,(drivedataend-drivedata)/FILE_DATA_SIZE
.startloop
ld (browserpanel.filecount),a
.fileenumloop
ld (.filedataaddr),hl
.skiptonextfile
ld de,filinfo
OS_READDIR
or a
jp nz,.sortfiles
;skip '.' folder
ld hl,(filinfo+FILINFO_FNAME)
ld a,l
xor '.'
or h
jr z,.skiptonextfile
;skip findsupportedplayer for folders
ld a,(filinfo+FILINFO_FATTRIB)
and FATTRIB_DIR
jr nz,.foundfileordir
ld hl,filinfo+FILINFO_FNAME
call getfileextension
call isfileplaylist
jr z,.foundfileordir
call findsupportedplayer
jr nz,.skiptonextfile
;we've got either a playable file or a folder
.foundfileordir
.filedataaddr=$+1
ld de,0
ld hl,FILE_NAME_OFFSET
add hl,de
ex de,hl
ld hl,filinfo+FILINFO_FNAME
ld bc,9*256+SFN_SIZE
.copysfnloop
ld a,(hl)
cp '.'
jr z,.foundsfnext
or a
jr z,.sfntailloop
call tolower
ld (de),a
inc hl
inc de
dec c
dec b
jr .copysfnloop
;this is a folder, pad it to SFN_SIZE with zeros
.sfntailloop
ld (de),a
inc de
dec c
jr nz,.sfntailloop
jr .donesfncopy
;format SFN as 8.3 fixed-position array padding with '*' if necessary
;this is needed for sorting
.foundsfnext
ld a,'*'
.sfntailloop1
ld (de),a
inc de
djnz .sfntailloop1
dec de
;copy dot, extension, zero terminator
ld b,5
.sfntailloop2
ld a,(hl)
call tolower
ld (de),a
inc hl
inc de
djnz .sfntailloop2
.donesfncopy
;fill display name
ld hl,FILE_DISPLAY_INFO_OFFSET-FILE_NAME_OFFSET-SFN_SIZE
add hl,de
ex de,hl
ld hl,filinfo+FILINFO_LNAME
ld a,(hl)
or a
jr nz,$+5
ld hl,filinfo+FILINFO_FNAME
ld bc,(FILE_DISPLAY_INFO_SIZE-1)*256+255
.copylfnloop
ldi
dec b
jr z,.lfncopydone
ld a,(hl)
or a
jr nz,.copylfnloop
.filltailloop
ld (de),a
inc de
djnz .filltailloop
.lfncopydone
xor a
ld (de),a
;set atrribute data
call getfileattrib
ld hl,FILE_ATTRIB_OFFSET-FILE_DISPLAY_INFO_OFFSET-FILE_DISPLAY_INFO_SIZE+1
add hl,de
ld (hl),a
ld de,FILE_DATA_SIZE-FILE_ATTRIB_OFFSET
add hl,de
;check if we have space for more files
ld a,(browserpanel.filecount)
inc a
ld (browserpanel.filecount),a
cp BROWSER_FILE_COUNT
jp c,.fileenumloop
.sortfiles
ld a,(browserpanel.filecount)
or a
ret z
ld c,a
ld b,0
ld a,12
ld ix,fileextsortkeyoffsets
ld hl,0x8000
ld de,FILE_DATA_SIZE
ld iy,browserpanel.fileslist
call radixsort
;remove '*' padding restoring SFN to original null-terminated string form
ld a,(browserpanel.filecount)
ld b,a
ld hl,browserpanel.fileslist+FILE_NAME_OFFSET
.removepaddingnextfile
ld de,hl
push hl
.removepaddingloop
ld a,(hl)
inc hl
cp '*'
jr z,.removepaddingloop
ld (de),a
inc de
or a
jr nz,.removepaddingloop
pop hl
ld de,FILE_DATA_SIZE
add hl,de
djnz .removepaddingnextfile
ret
getfileattrib
;out: a = attribute value
ld a,(filinfo+FILINFO_FATTRIB)
and FATTRIB_DIR
ld a,FILE_ATTRIB_MUSIC
ret z
ld hl,(filinfo+FILINFO_FNAME)
ld bc,'..'
sub hl,bc
ld a,FILE_ATTRIB_PARENT_DIR
ret z
ld a,FILE_ATTRIB_FOLDER
ret
fileextsortkeyoffsets
dw FILE_NAME_OFFSET+7, FILE_NAME_OFFSET+6, FILE_NAME_OFFSET+5
dw FILE_NAME_OFFSET+4, FILE_NAME_OFFSET+3, FILE_NAME_OFFSET+2
dw FILE_NAME_OFFSET+1, FILE_NAME_OFFSET+0
dw FILE_NAME_OFFSET+11, FILE_NAME_OFFSET+10, FILE_NAME_OFFSET+9
dw FILE_ATTRIB_OFFSET
macro jumpindirect addr
push hl
ld hl,(addr)
ex (sp),hl
ret
endm
playerinit jumpindirect PLAYERINITPROCADDR
playerdeinit jumpindirect PLAYERDEINITPROCADDR
musicload jumpindirect MUSICLOADPROCADDR
musicunload jumpindirect MUSICUNLOADPROCADDR
musicplay jumpindirect MUSICPLAYPROCADDR
isfilesupported jumpindirect ISFILESUPPORTEDPROCADDR
include "../_sdk/file.asm"
include "common/radixsort.asm"
closeexistingplayer
;d = current pid
ld e,1
.searchloop
ld a,e
cp d
jr z,.nextprocess
push de
OS_GETAPPMAINPAGES ;d,e,h,l=pages in 0000,4000,8000,c000
or a
ld a,d
pop de
jr nz,.nextprocess
push de
SETPGC000
ld hl,0xc000+COMMANDLINE
ld de,0x8000
ld bc,COMMANDLINE_sz
ldir
ld hl,0x8000
call skipword_hl
ld (hl),0
ld hl,0x8000
ld c,'/'
call findlastchar ;out: de = after last slash or start
call isplayer
pop de
jr z,.foundplayer
.nextprocess
inc e
ld a,e
inc a
jr nz,.searchloop
ret
.foundplayer
xor a
ld (0xc000+COMMANDLINE),a
push de
ld hl,closingplayerstr
call print_hl
pop de
.waitloop
push de
YIELD
YIELD
YIELD
YIELD
OS_GETAPPMAINPAGES
pop de
or a
jr z,.waitloop
ret
isplayer
;de = command line file name
;out: zf=1 if gp, zf=0 otherwise
ld a,(de)
call tolower
cp 'g'
ret nz
inc de
ld a,(de)
call tolower
cp 'p'
ret nz
inc de
ld a,(de)
or a
ret z
cp '.'
ret
mainend
playerpages
ds NUM_PLAYERS
filinfo
ds FILINFO_sz
currentfolder
ds MAXPATH_sz
fullpathbuffer
ds MAXPATH_sz
struct PANEL
filecount ds 1
currentfileindex ds 1
firstfiletoshow ds 1
isinactive ds 1
fileslist ds FILE_DATA_SIZE
ends
browserpanel PANEL
ds FILE_DATA_SIZE*(BROWSER_FILE_COUNT-1)
playlistdatastart=$
playlistpanelversion ds 2
playlistpanel PANEL
ds FILE_DATA_SIZE*(PLAYLIST_FILE_COUNT-1)
playlistdatasize=$-playlistdatastart
musicprogress ds 1
playercount ds 1
page0dataend = $
assert page0dataend <= 0x3d00 ;reserve 768 bytes for stack
savebin "gp.com",mainbegin,mainend-mainbegin
org 0x0000
plrbegin
modstart
incbin "moonmod.bin"
modend
mwmstart
incbin "mwm.bin"
mwmend
pt3start
incbin "pt3.bin"
pt3end
mp3start
incbin "mp3.bin"
mp3end
vgmstart
incbin "vgm.bin"
vgmend
plrend
savebin "gp.plr",plrbegin,plrend-plrbegin