1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
|
import pygtk
pygtk.require( '2.0' )
import gtk
from SubActivity import SubActivity
import os, sys, shutil
import Config
from gettext import gettext as _
import sugar.graphics.style as style
from Jam.Desktop import Desktop
import Jam.Picker as Picker
import Jam.Block as Block
from Jam.Toolbars import JamToolbar, DesktopToolbar
from Util.CSoundNote import CSoundNote
from Util.CSoundClient import new_csound_client
import Util.InstrumentDB as InstrumentDB
from Util import NoteDB
from Fillin import Fillin
from RythmGenerator import generator
from Generation.GenerationConstants import GenerationConstants
from Util.NoteDB import Note
from Util import ControlStream
from math import sqrt
class JamMain(SubActivity):
def __init__(self, activity, set_mode):
SubActivity.__init__(self, set_mode)
self.activity = activity
self.instrumentDB = InstrumentDB.getRef()
self.noteDB = NoteDB.NoteDB()
#-- initial settings ----------------------------------
self.tempo = Config.PLAYER_TEMPO
self.volume = 0.5
self.csnd = new_csound_client()
for i in range(0,9):
self.csnd.setTrackVolume( 100, i )
self.csnd.setMasterVolume( self.volume*100 ) # csnd expects a range 0-100 for now
self.csnd.setTempo( self.tempo )
#-- Drawing -------------------------------------------
def darken( colormap, hex ):
hexToDec = { "0":0, "1":1, "2":2, "3":3, "4":4, "5":5, "6":6, "7":7, "8":8, "9":9, "A":10, "B":11, "C":12, "D":13, "E":14, "F":15, "a":10, "b":11, "c":12, "d":13, "e":14, "f":15 }
r = int( 0.7*(16*hexToDec[hex[1]] + hexToDec[hex[2]]) )
g = int( 0.7*(16*hexToDec[hex[3]] + hexToDec[hex[4]]) )
b = int( 0.7*(16*hexToDec[hex[5]] + hexToDec[hex[6]]) )
return colormap.alloc_color( r*256, g*256, b*256 )
def lighten( colormap, hex ):
hexToDec = { "0":0, "1":1, "2":2, "3":3, "4":4, "5":5, "6":6, "7":7, "8":8, "9":9, "A":10, "B":11, "C":12, "D":13, "E":14, "F":15, "a":10, "b":11, "c":12, "d":13, "e":14, "f":15 }
r = 255 - int( 0.7*(255-(16*hexToDec[hex[1]] + hexToDec[hex[2]])) )
g = 255 - int( 0.7*(255-(16*hexToDec[hex[3]] + hexToDec[hex[4]])) )
b = 255 - int( 0.7*(255-(16*hexToDec[hex[5]] + hexToDec[hex[6]])) )
return colormap.alloc_color( r*256, g*256, b*256 )
win = gtk.gdk.get_default_root_window()
self.gc = gtk.gdk.GC( win )
colormap = gtk.gdk.colormap_get_system()
self.colors = { "bg": colormap.alloc_color( Config.PANEL_BCK_COLOR ),
"black": colormap.alloc_color( style.COLOR_BLACK.get_html() ),
"Picker_Bg": colormap.alloc_color( "#404040" ),
"Picker_Bg_Inactive": colormap.alloc_color( "#808080" ),
#"Picker_Bg": colormap.alloc_color( style.COLOR_TOOLBAR_GREY.get_html() ),
#"Picker_Bg_Inactive": colormap.alloc_color( style.COLOR_BUTTON_GREY.get_html() ),
"Picker_Fg": colormap.alloc_color( style.COLOR_WHITE.get_html() ),
"Border_Active": colormap.alloc_color( "#590000" ),
"Border_Inactive": colormap.alloc_color( "#8D8D8D" ),
"Border_Highlight": colormap.alloc_color( "#FFFFFF" ),
"Bg_Active": colormap.alloc_color( "#FFDDEA" ),
"Bg_Inactive": colormap.alloc_color( "#DBDBDB" ),
"Note_Fill_Active": lighten( colormap, "#590000" ), # base "Border_Active"
"Note_Fill_Inactive": lighten( colormap, "#8D8D8D" ) } # base "Border_Inactive"
self.colors[ "Note_Border_Active"] = self.colors["Border_Active"]
self.colors[ "Note_Border_Inactive"] = self.colors["Border_Inactive"]
if True: # load block clipmask
pix = gtk.gdk.pixbuf_new_from_file(Config.IMAGE_ROOT+'jam-blockMask.png')
pixels = pix.get_pixels()
stride = pix.get_rowstride()
channels = pix.get_n_channels()
bitmap = ""
byte = 0
shift = 0
for j in range(pix.get_height()):
offset = stride*j
for i in range(pix.get_width()):
r = pixels[i*channels+offset]
if r != "\0": byte += 1 << shift
shift += 1
if shift > 7:
bitmap += "%c" % byte
byte = 0
shift = 0
if shift > 0:
bitmap += "%c" % byte
byte = 0
shift = 0
self.blockMask = gtk.gdk.bitmap_create_from_data( None, bitmap, pix.get_width(), pix.get_height() )
self.sampleNoteHeight = 7
if True: # load sample note clipmask
pix = gtk.gdk.pixbuf_new_from_file(Config.IMAGE_ROOT+'sampleNoteMask.png')
pixels = pix.get_pixels()
stride = pix.get_rowstride()
channels = pix.get_n_channels()
bitmap = ""
byte = 0
shift = 0
for j in range(pix.get_height()):
offset = stride*j
for i in range(pix.get_width()):
r = pixels[i*channels+offset]
if r != "\0": byte += 1 << shift
shift += 1
if shift > 7:
bitmap += "%c" % byte
byte = 0
shift = 0
if shift > 0:
bitmap += "%c" % byte
byte = 0
shift = 0
self.sampleNoteMask = gtk.gdk.bitmap_create_from_data( None, bitmap, pix.get_width(), pix.get_height() )
self.sampleNoteMask.endOffset = pix.get_width()-3
self.loopPitchOffset = 4
self.loopTickOffset = 13
self.pitchPerPixel = float(Config.NUMBER_OF_POSSIBLE_PITCHES-1) / (Block.Loop.HEIGHT - 2*self.loopPitchOffset - self.sampleNoteHeight)
self.pixelsPerPitch = float(Block.Loop.HEIGHT - 2*self.loopPitchOffset - self.sampleNoteHeight)/(Config.MAXIMUM_PITCH - Config.MINIMUM_PITCH)
self.pixelsPerTick = Block.Loop.BEAT/float(Config.TICKS_PER_BEAT)
self.ticksPerPixel = 1.0/self.pixelsPerTick
#-- Instrument Images ---------------------------------
self.instrumentImage = {}
self.instrumentImageActive = {}
for inst in self.instrumentDB.getSet( "All" ):
self.prepareInstrumentImage( inst.id, inst.img )
#-- Loop Images ---------------------------------------
self.loopImage = {} # get filled in through updateLoopImage
self.loopImageActive = {} #
#-- Toolbars ------------------------------------------
self.activity.activity_toolbar.keep.show()
self.jamToolbar = JamToolbar( self )
self.activity.toolbox.add_toolbar( _("Jam"), self.jamToolbar )
self.desktopToolbar = DesktopToolbar( self )
self.activity.toolbox.add_toolbar( _("Desktop"), self.desktopToolbar )
#-- GUI -----------------------------------------------
if True: # GUI
self.modify_bg( gtk.STATE_NORMAL, self.colors["bg"] ) # window bg
self.GUI = {}
self.GUI["mainVBox"] = gtk.VBox()
self.add( self.GUI["mainVBox"] )
#-- Desktop -------------------------------------------
self.desktop = self.GUI["desktop"] = Desktop( self )
self.GUI["mainVBox"].pack_start( self.GUI["desktop"] )
#-- Bank ----------------------------------------------
separator = gtk.Label( " " )
separator.set_size_request( -1, style.TOOLBOX_SEPARATOR_HEIGHT )
self.GUI["mainVBox"].pack_start( separator, False )
self.GUI["notebook"] = gtk.Notebook()
self.GUI["notebook"].set_scrollable( True )
self.GUI["notebook"].modify_bg( gtk.STATE_NORMAL, self.colors["Picker_Bg"] ) # active tab
self.GUI["notebook"].modify_bg( gtk.STATE_ACTIVE, self.colors["Picker_Bg_Inactive"] ) # inactive tab
self.GUI["notebook"].props.tab_vborder = style.TOOLBOX_TAB_VBORDER
self.GUI["notebook"].props.tab_hborder = style.TOOLBOX_TAB_HBORDER
self.GUI["notebook"].set_size_request( -1, 160 )
self.GUI["notebook"].connect( "switch-page", self.setPicker )
self.GUI["mainVBox"].pack_start( self.GUI["notebook"], False, False )
self.pickers = {}
self.pickerScroll = {}
for type in [ Picker.Instrument, Picker.Drum, Picker.Loop ]:
self.pickers[type] = type( self )
def prepareLabel( name ):
label = gtk.Label( _(name) )
label.set_alignment( 0.0, 0.5 )
label.modify_fg( gtk.STATE_NORMAL, self.colors["Picker_Fg"] )
label.modify_fg( gtk.STATE_ACTIVE, self.colors["Picker_Fg"] )
return label
self.GUI["notebook"].append_page( self.pickers[Picker.Drum], prepareLabel("Drum Kits") )
self.GUI["notebook"].append_page( self.pickers[Picker.Loop], prepareLabel("Loops") )
sets = self.instrumentDB.getLabels()[:]
sets.sort()
for set in sets:
page = gtk.HBox()
page.set = set
self.GUI["notebook"].append_page( page, prepareLabel( set ) )
self.show_all()
self.GUI["notebook"].set_current_page( 0 )
#-- Keyboard ------------------------------------------
self.key_dict = {}
self.nextTrack = 1
# default instrument
self._updateInstrument( Config.INSTRUMENTS["kalimba"].instrumentId, 0.5 )
#-- Drums ---------------------------------------------
self.drumLoopId = None
# use dummy values for now
self.drumFillin = Fillin( 2, 100, Config.INSTRUMENTS["drum1kit"].instrumentId, 0, 1 )
#-- Desktops ------------------------------------------
self.curDesktop = None
# copy preset desktops
path = Config.TAM_TAM_ROOT+"/Resources/Desktops/"
filelist = os.listdir( path )
for file in filelist:
shutil.copyfile( path+file, Config.SCRATCH_DIR+file )
#-- Final Set Up --------------------------------------
self.setVolume( self.volume )
self.setTempo( self.tempo )
self.activity.toolbox.set_current_toolbar(1) # JamToolbar
self.setDesktop( 0, True )
#==========================================================
# SubActivity Handlers
def onActivate( self, arg ):
SubActivity.onActivate( self, arg )
def onDeactivate( self ):
SubActivity.onDeactivate( self )
def onDestroy( self ):
SubActivity.onDestroy( self )
# clear up scratch folder
path = Config.SCRATCH_DIR
filelist = os.listdir( path )
for file in filelist:
os.remove( path+file )
#==========================================================
# Playback
def onKeyPress( self, widget, event ):
key = event.hardware_keycode
if self.key_dict.has_key( key ): # repeated press
return
if Config.KEY_MAP_PIANO.has_key( key ):
pitch = Config.KEY_MAP_PIANO[key]
inst = Config.INSTRUMENTSID[self.instrument["id"]]
if inst.kit: # drum kit
if pitch in GenerationConstants.DRUMPITCH:
pitch = GenerationConstants.DRUMPITCH[pitch]
print inst.kit
self._playNote( key,
36,
self.instrument["amplitude"],
self.instrument["pan"],
100,
inst.kit[pitch].instrumentId,
self.instrument["reverb"] )
else:
if event.state == gtk.gdk.MOD1_MASK:
pitch += 5
if inst.csoundInstrumentId == Config.INST_PERC: #Percussions resonance
duration = 60
else:
duration = -1
self._playNote( key,
pitch,
self.instrument["amplitude"],
self.instrument["pan"],
duration,
self.instrument["id"],
self.instrument["reverb"] )
def onKeyRelease( self, widget, event ):
key = event.hardware_keycode
if self.key_dict.has_key( key ):
self._stopNote( key )
def _playNote( self, key, pitch, amplitude, pan, duration, instrumentId, reverb ):
self.key_dict[key] = CSoundNote( 0, # onset
pitch,
amplitude,
pan,
duration,
self.nextTrack,
instrumentId,
reverbSend = reverb,
tied = True,
mode = 'mini' )
self.nextTrack += 1
if self.nextTrack > 8:
self.nextTrack = 1
self.csnd.play(self.key_dict[key], 0.3)
def _stopNote( self, key ):
csnote = self.key_dict[key]
if Config.INSTRUMENTSID[ csnote.instrumentId ].csoundInstrumentId == Config.INST_TIED:
csnote.duration = .5
csnote.decay = 0.7
csnote.tied = False
self.csnd.play(csnote, 0.3)
del self.key_dict[key]
def _updateInstrument( self, id, volume, pan = 0, reverb = 0 ):
self.instrument = { "id": id,
"amplitude": volume,
"pan": pan,
"reverb": reverb }
def _playDrum( self, id, volume, reverb, beats, regularity, seed ):
def flatten(ll):
rval = []
for l in ll:
rval += l
return rval
if self.drumLoopId != None:
self._stopDrum()
self.drumLoopId = self.csnd.loopCreate()
noteOnsets = []
notePitchs = []
i = 0
for x in flatten( generator( Config.INSTRUMENTSID[id].name, beats, 0.8, regularity, reverb) ):
x.amplitude = x.amplitude * volume
noteOnsets.append(x.onset)
notePitchs.append(x.pitch)
n = Note(0, x.trackId, i, x)
i = i + 1
self.csnd.loopPlay( n, 1, loopId = self.drumLoopId ) #add as active
self.csnd.loopSetNumTicks( beats * Config.TICKS_PER_BEAT, self.drumLoopId )
self.drumFillin.setLoopId( self.drumLoopId )
self.drumFillin.setProperties( self.tempo, Config.INSTRUMENTSID[id].name, volume, beats, reverb )
self.drumFillin.unavailable( noteOnsets, notePitchs )
self.drumFillin.play()
#self.csnd.loopSetTick( 0 )
self.csnd.loopStart( self.drumLoopId )
def _stopDrum( self ):
self.drumFillin.stop()
self.csnd.loopDestroy( self.drumLoopId )
self.drumLoopId = None
def _playLoop( self, id, volume, tune, loopId = None ):
if loopId == None: # create new loop
loopId = self.csnd.loopCreate()
startTick = 0
else: # update loop
startTick = self.csnd.loopGetTick( loopId )
self.csnd.loopDestroy( loopId )
loopId = self.csnd.loopCreate()
inst = Config.INSTRUMENTSID[id]
offset = 0
for page in tune:
for n in self.noteDB.getNotesByTrack( page, 0 ):
n.pushState()
n.cs.instrumentId = id
if inst.kit: # drum kit
if n.cs.pitch in GenerationConstants.DRUMPITCH:
n.cs.pitch = GenerationConstants.DRUMPITCH[n.cs.pitch]
n.cs.onset += offset
self.csnd.loopPlay( n, 1, loopId = loopId )
n.popState()
offset += self.noteDB.getPage(page).ticks
self.csnd.loopSetNumTicks( offset, loopId )
while startTick > offset: # align with last beat
startTick -= Config.TICKS_PER_BEAT
self.csnd.loopSetTick( startTick, loopId )
# TODO update for beat syncing
self.csnd.loopStart( loopId )
return loopId
def _stopLoop( self, loopId ):
self.csnd.loopDestroy( loopId )
#==========================================================
# Get/Set
def getVolume( self ):
return self.volume
def setVolume( self, volume ):
self.jamToolbar.volumeSlider.set_value( volume )
def _setVolume( self, volume ):
self.volume = volume
self.csnd.setMasterVolume( self.volume*100 ) # csnd expects a range 0-100 for now
def getTempo( self ):
return self.tempo
def setTempo( self, tempo ):
self.jamToolbar.tempoSlider.set_value( tempo )
def _setTempo( self, tempo ):
self.tempo = tempo
self.csnd.setTempo( self.tempo )
def getDesktop( self ):
return self.desktop
def _clearDesktop( self, save = True ):
if self.curDesktop == None:
return
if save:
self._saveDesktop()
self.desktop._clearDesktop()
self.curDesktop = None
def setDesktop( self, desktop, force = False ):
radiobtn = self.desktopToolbar.getDesktopButton( desktop )
if force and radiobtn.get_active():
self._setDesktop( desktop )
else:
radiobtn.set_active( True )
def _setDesktop( self, desktop ):
self._clearDesktop()
self.curDesktop = desktop
TTTable = ControlStream.TamTamTable( self.noteDB, jam = self )
filename = self.getDesktopScratchFile( self.curDesktop )
try:
stream = open( filename, "r" )
TTTable.parseFile( stream )
stream.close()
except IOError, (errno, strerror):
if Config.DEBUG > 3: print "IOError:: _setDesktop:", errno, strerror
def getInstrumentImage( self, id, active = False ):
if active: return self.instrumentImageActive[id]
else: return self.instrumentImage[id]
def getLoopImage( self, id, active = False ):
if active: return self.loopImageActive[id]
else: return self.loopImage[id]
def setPicker( self, widget, pagePointer, page_num ):
page = self.GUI["notebook"].get_nth_page( page_num )
if page == self.pickers[Picker.Drum]:
pass
elif page == self.pickers[Picker.Loop]:
pass
else:
self.pickers[Picker.Instrument].setFilter( ( page.set ) )
parent = self.pickers[Picker.Instrument].get_parent()
if parent != page:
if parent != None:
parent.remove( self.pickers[Picker.Instrument] )
page.add( self.pickers[Picker.Instrument] )
#==========================================================
# Pixmaps
def prepareInstrumentImage( self, id, img_path ):
try:
win = gtk.gdk.get_default_root_window()
pix = gtk.gdk.pixbuf_new_from_file( img_path )
x = (Block.Block.WIDTH-pix.get_width())//2
y = (Block.Block.HEIGHT-pix.get_height())//2
img = gtk.gdk.Pixmap( win, Block.Block.WIDTH, Block.Block.HEIGHT )
self.gc.foreground = self.colors["Bg_Inactive"]
img.draw_rectangle( self.gc, True, 0, 0, Block.Block.WIDTH, Block.Block.HEIGHT )
img.draw_pixbuf( self.gc, pix, 0, 0, x, y, pix.get_width(), pix.get_height(), gtk.gdk.RGB_DITHER_NONE )
self.instrumentImage[id] = img
img = gtk.gdk.Pixmap( win, Block.Block.WIDTH, Block.Block.HEIGHT )
self.gc.foreground = self.colors["Bg_Active"]
img.draw_rectangle( self.gc, True, 0, 0, Block.Block.WIDTH, Block.Block.HEIGHT )
img.draw_pixbuf( self.gc, pix, 0, 0, x, y, pix.get_width(), pix.get_height(), gtk.gdk.RGB_DITHER_NONE )
self.instrumentImageActive[id] = img
except:
if Config.DEBUG >= 5: print "JamMain:: file does not exist: " + img_path
img = gtk.gdk.Pixmap( win, Block.Block.WIDTH, Block.Block.HEIGHT )
self.gc.foreground = self.colors["Bg_Inactive"]
img.draw_rectangle( self.gc, True, 0, 0, Block.Block.WIDTH, Block.Block.HEIGHT )
self.instrumentImage[id] = img
img = gtk.gdk.Pixmap( win, Block.Block.WIDTH, Block.Block.HEIGHT )
self.gc.foreground = self.colors["Bg_Active"]
img.draw_rectangle( self.gc, True, 0, 0, Block.Block.WIDTH, Block.Block.HEIGHT )
self.instrumentImageActive[id] = img
def _drawNotes( self, pixmap, beats, notes, active ):
self.gc.set_clip_mask( self.sampleNoteMask )
for note in notes: # draw N notes
x = self.ticksToPixels( note.cs.onset )
endX = self.ticksToPixels( note.cs.onset + note.cs.duration ) - 3 # include end cap offset
width = endX - x
if width < 5:
width = 5
endX = x + width
y = self.pitchToPixels( note.cs.pitch )
# draw fill
if active: self.gc.foreground = self.colors["Note_Fill_Active"]
else: self.gc.foreground = self.colors["Note_Fill_Inactive"]
self.gc.set_clip_origin( x, y-self.sampleNoteHeight )
pixmap.draw_rectangle( self.gc, True, x+1, y+1, width+1, self.sampleNoteHeight-2 )
# draw border
if active: self.gc.foreground = self.colors["Note_Border_Active"]
else: self.gc.foreground = self.colors["Note_Border_Inactive"]
self.gc.set_clip_origin( x, y )
pixmap.draw_rectangle( self.gc, True, x, y, width, self.sampleNoteHeight )
self.gc.set_clip_origin( endX-self.sampleNoteMask.endOffset, y )
pixmap.draw_rectangle( self.gc, True, endX, y, 3, self.sampleNoteHeight )
def updateLoopImage( self, id ):
page = self.noteDB.getPage( id )
win = gtk.gdk.get_default_root_window()
width = Block.Loop.WIDTH[page.beats]
height = Block.Loop.HEIGHT
self.gc.set_clip_rectangle( gtk.gdk.Rectangle( 0, 0, width, height ) )
pixmap = gtk.gdk.Pixmap( win, width, height )
self.gc.foreground = self.colors["Bg_Inactive"]
pixmap.draw_rectangle( self.gc, True, 0, 0, width, height )
self._drawNotes( pixmap, page.beats, self.noteDB.getNotesByTrack( id, 0 ), False )
self.loopImage[id] = pixmap
self.gc.set_clip_rectangle( gtk.gdk.Rectangle( 0, 0, width, height ) )
pixmap = gtk.gdk.Pixmap( win, width, height )
self.gc.foreground = self.colors["Bg_Active"]
pixmap.draw_rectangle( self.gc, True, 0, 0, width, height )
self._drawNotes( pixmap, page.beats, self.noteDB.getNotesByTrack( id, 0 ), True )
self.loopImageActive[id] = pixmap
def ticksToPixels( self, ticks ):
return self.loopTickOffset + int(round( ticks * self.pixelsPerTick ))
def pitchToPixels( self, pitch ):
return self.loopPitchOffset + int(round( ( Config.MAXIMUM_PITCH - pitch ) * self.pixelsPerPitch ))
#==========================================================
# Load/Save
def _saveDesktop( self ):
if self.curDesktop == None:
return
filename = self.getDesktopScratchFile( self.curDesktop )
if os.path.isfile( filename ):
os.remove( filename )
try:
scratch = open( filename, "w" )
stream = ControlStream.TamTamOStream(scratch)
self.noteDB.dumpToStream( stream, True )
self.desktop.dumpToStream( stream )
scratch.close()
except:
print "ERROR:: _clearDesktop: unable to open file: " + filename
def getDesktopScratchFile( self, i ):
return Config.SCRATCH_DIR+"desktop%d" % i
def handleJournalLoad( self, filepath ):
self._clearDesktop( False )
TTTable = ControlStream.TamTamTable( self.noteDB, jam = self )
try:
stream = open( filepath, "r" )
TTTable.parseFile( stream )
stream.close()
self.setVolume( TTTable.masterVolume )
self.setTempo( TTTable.tempo )
except IOError, (errno, strerror):
if Config.DEBUG > 3: print "IOError:: handleJournalLoad:", errno, strerror
def handleJournalSave( self, filepath ):
self._saveDesktop()
try:
streamF = open( filepath, "w" )
stream = ControlStream.TamTamOStream( streamF )
for i in range(10):
desktop_file = self.getDesktopScratchFile( i )
stream.desktop_store( desktop_file, i )
stream.desktop_set( self.curDesktop )
stream.master_vol( self.volume )
stream.tempo( self.tempo )
streamF.close()
except IOError, (errno, strerror):
if Config.DEBUG > 3: print "IOError:: handleJournalSave:", errno, strerror
|