def gui(self, stdscr):
seq = self.seq
my, mx = stdscr.getmaxyx()
#curses.mousemask(curses.BUTTON1_CLICKED)
curses.halfdelay(1)
y = x = 0
scale = 10
time = 0.0
tracks = None
length = None
viewpos = 0
trackview = None
viewwidth = mx - 9 - 3
maxscale = 100
speed = 1.0
following = True
name = None
while True:
if not seq.running:
pass
#break
stdscr.clear()
curses.curs_set(0)
stdscr.addstr(0, 0, '[(p)lay/pause] [(s)top] [choose (f)ile] [choose (t)rack] [choose (o)utput] [((j/k) slower/faster)] [toggle (F)ollowing]')
stdscr.addstr(1, 0, '[(e)dit alignment] [e(x)port track]')
if seq.midifile:
stdscr.addstr(4, 3, 'File: {0}'.format(seq.midifile.name))
stdscr.addstr(5, 3, 'Midi Device: {0}'.format(seq.device_info()))
stdscr.addstr(6, 3, 'Midi Track: {0}'.format(seq.currenttrack))
stdscr.addstr(7, 3, 'Player status: {0}'.format(seq.status))
stdscr.refresh()
time = self.seq.time
# Load tracks once the midifile is loaded
if self.seq.midifile and name is not self.seq.midifile.name:
name = self.seq.midifile.name
tracks = []
for t in self.seq.midifile.values():
if len(t) > 0:
tracks.append(t)
tracks = sorted(tracks, key=lambda x: x.n)
length = max([t.length() for t in tracks])
length /= 1000000.0
trackview = None
# Paint the trackview
if tracks and not trackview:
trackview = \
cgui.trackview(stdscr, tracks, ypos=9, xpos=3, width=viewwidth, scale=scale)
viewpos = 0
if tracks and trackview:
if seq.mode == seq.PLAYING and following:
if time*scale < round(viewwidth/2.0):
viewpos = 0
elif time*scale > length*scale - round(viewwidth/2.0):
viewpos = length*scale - viewwidth
else:
viewpos = time*scale - round(viewwidth/2.0)
cgui.updatetracks(stdscr, viewpos, time, trackview, ypos=9, xpos=3, width=mx-10, scale=scale, currenttrack=seq.currenttrack)
stdscr.addstr(len(tracks)+1+9, 3, 'Time: {0:.2f}\tTime left: {1:.2f}\tTrackview scale: {2}\tSpeed: {3}' .format(time, length-time, scale, speed))
c = stdscr.getch()
# if c == curses.KEY_MOUSE:
# (id, x, y, z, state) = curses.getmouse()
# if state == curses.BUTTON1_CLICKED:
# pass
#
if c == ord('q'):
self.seq.control(self.seq.QUIT, None)
break
elif c == ord('F'):
if following:
following = False
else:
following = True
elif c == ord('s'):
seq.control(seq.STOP, None)
elif c == ord('N'):
seq.control(seq.NEXTNOTE, None)
elif c == ord('p'):
if seq.mode == seq.PLAYING:
seq.control(seq.PAUSE, None)
else:
seq.control(seq.PLAY, None)
elif c == ord('t'):
if seq.midifile:
choice = cgui.menu(stdscr, 'Choose a track',\
['Track #{0}\tName: {1}\tNumber of notes: {2}'.format(\
seq.midifile[t].n, seq.midifile[t].name, len(seq.midifile[t]))\
for t in seq.tracklist()])
if choice < 0: continue
seq.control(seq.LOADTRACK, seq.tracklist()[choice])
elif c == ord('j'):
if speed > 0:
speed -= 0.01
seq.control(seq.SETSPEED, speed)
elif c == ord('k'):
speed += 0.01
seq.control(seq.SETSPEED, speed)
elif c == ord('h'):
seq.control(seq.SETTIME, seq.time-1)
elif c == ord('l'):
seq.control(seq.SETTIME, seq.time+1)
elif c == ord('f'):
level = 1
midifile = None
while level > 0:
if level == 1:
choice = cgui.menu(stdscr, 'Choose collection', midicorpus.collections())
if choice == -1:
level -= 1
continue
else: level += 1
collection = midicorpus.collections()[choice]
elif level == 2:
choice = cgui.menu(stdscr, 'Choose song', midicorpus.songs(collection=collection))
if choice == -1:
level -= 1
continue
else: level += 1
song = midicorpus.songs(collection=collection)[choice]
elif level == 3:
choice = cgui.menu(stdscr, 'Choose version', midicorpus.versions(song, collection=collection))
if choice == -1:
level -= 1
continue
else: level += 1
version = midicorpus.versions(song, collection=collection)[choice]
elif level == 4:
singletrack = False
track = 0
if len(midicorpus.tracks(song, version, collection=collection)) > 0:
singletrack = True
choice = cgui.menu(stdscr, 'Choose track', midicorpus.tracks(song, version, collection=collection))
if choice == -1:
level -= 1
continue
track = midicorpus.tracks(song, version, collection=collection)[choice]
else: level += 1
midifile = midicorpus.load(song, version, track, singletrack, collection=collection)
break
if not midifile: continue
cgui.alert(stdscr, 'Loading file', block=False)
seq.control(seq.LOADFILE, midifile)
time = 0
elif c == ord('o'):
choice = cgui.menu(stdscr, 'Choose a midi device', seq.devicelist())
if choice < 0: continue
seq.control(seq.SETOUTPUT, choice)
elif c == curses.KEY_LEFT:
if viewpos > 0:
viewpos -= 1
elif c == curses.KEY_RIGHT:
if viewpos < length*scale - viewwidth:
viewpos += 1
elif c == curses.KEY_UP:
if scale < maxscale and trackview:
scale += 1
trackview = \
cgui.trackview(stdscr, tracks, ypos=9, xpos=3, width=viewwidth, scale=scale)
elif c == curses.KEY_DOWN:
if scale > 1 and trackview:
scale -= 1
trackview = \
cgui.trackview(stdscr, tracks, ypos=9, xpos=3, width=viewwidth, scale=scale)
curses.endwin()
def collections(path=annotationspath):
return midi.collections(path=path)