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import pygtk
pygtk.require( '2.0' )
import gtk
import random #TEMP
import sets
import Config
import Util.ControlStream
import Jam.Block as Block
class Picker( gtk.HBox ):
def __init__( self, owner, filter = None ):
gtk.HBox.__init__( self )
self.owner = owner
self.filter = filter
self.desktop = owner.getDesktop()
self.scrollLeft = gtk.Button( "<" )
self.pack_start( self.scrollLeft, False, False )
self.scrolledWindow = gtk.ScrolledWindow()
self.scrolledWindow.set_policy( gtk.POLICY_ALWAYS, gtk.POLICY_NEVER )
self.pack_start( self.scrolledWindow )
self.hadjustment = self.scrolledWindow.get_hadjustment()
self.scrollRight = gtk.Button( ">" )
self.pack_start( self.scrollRight, False, False )
self.pickerBox = gtk.HBox()
self.scrolledWindow.add_with_viewport( self.pickerBox )
self.show_all()
self.scroll = {}
self.scroll[filter] = 0
self.blocks = []
def addBlock( self, data, name = "TEMPORARY ARG" ):
block = gtk.Button(name)
block.add_events(gtk.gdk.BUTTON_MOTION_MASK)
block.connect( "button-press-event", self.button_press )
block.connect( "button-release-event", self.button_release )
block.connect( "motion-notify-event", self.motion_notify )
block.data = data
self.blocks.append( block )
# TODO test against filter
self.pickerBox.pack_start( block, False, False )
block.show()
return block
def getFilter( self ):
return filter
def setFilter( self, filter ):
# TODO apply filter
self.scroll[self.filter] = self.hadjustment.get_value()
if self.scroll.has_key( filter ):
self.hadjustment.set_value( self.scroll[filter] )
else:
self.hadjustment.set_value( 0 )
self.scroll[filter] = 0
self.filter = filter
def button_press( self, widget, event ):
pass
def button_release( self, widget, event ):
self.desktop.button_release( widget, event )
def motion_notify( self, widget, event ):
self.desktop.motion_notify( widget, event )
class Instrument( Picker ):
def __init__( self, owner, filter = None ):
Picker.__init__( self, owner, filter )
self.type = Instrument
# TEMP
self.addBlock( Config.INSTRUMENTS["kalimba"].instrumentId )
self.addBlock( Config.INSTRUMENTS["flute"].instrumentId )
def addBlock( self, id ):
# match data structure of Block.Instrument
data = { "name": Config.INSTRUMENTSID[id].name,
"id": id }
Picker.addBlock( self, data, Config.INSTRUMENTSID[id].name )
def button_press( self, widget, event ):
walloc = widget.get_allocation()
salloc = self.scrolledWindow.get_allocation()
loc = ( walloc.x + salloc.x + event.x - self.hadjustment.get_value(), -1 )
self.desktop.addBlock( Block.Instrument, widget.data, loc, True )
class Drum( Picker ):
def __init__( self, owner, filter = None ):
Picker.__init__( self, owner, filter )
self.type = Drum
# TEMP
self.addBlock( Config.INSTRUMENTS["drum1kit"].instrumentId )
self.addBlock( Config.INSTRUMENTS["drum2kit"].instrumentId )
self.addBlock( Config.INSTRUMENTS["drum3kit"].instrumentId )
self.addBlock( Config.INSTRUMENTS["drum4kit"].instrumentId )
def addBlock( self, id ):
# match data structure of Block.Drum
data = { "name": Config.INSTRUMENTSID[id].name,
"id": id }
Picker.addBlock( self, data, Config.INSTRUMENTSID[id].name )
def button_press( self, widget, event ):
walloc = widget.get_allocation()
salloc = self.scrolledWindow.get_allocation()
loc = ( walloc.x + salloc.x + event.x - self.hadjustment.get_value(), -1 )
self.desktop.addBlock( Block.Drum, widget.data, loc, True )
class Loop( Picker ):
def __init__( self, owner, filter = None ):
Picker.__init__( self, owner, filter )
self.type = Loop
self.addBlock( {}, "Loop" )
def _loadFile( self, path ):
try:
oldPages = sets.Set( self.owner.noteDB.getTune() )
ifile = open( path, 'r' )
ttt = ControlStream.TamTamTable ( self.owner.noteDB )
ttt.parseFile( ifile )
ifile.close()
curPages = sets.Set( self.owner.noteDB.getTune() )
newPages = curPages.difference( oldPages )
if len(newPages) != 1:
print "ERROR: bad loop file, contains more than one page (or none)"
return -1
return newPages.pop() # new pageId
except OSError,e:
print 'ERROR: failed to open file %s for reading\n' % ofilename
def _scanDirectory( self, path ):
pass
def button_press( self, widget, event ):
walloc = widget.get_allocation()
salloc = self.scrolledWindow.get_allocation()
loc = ( walloc.x + salloc.x + event.x - self.hadjustment.get_value(), -1 )
self.desktop.addBlock( Block.Loop, { "beats": random.randint(1,8) }, loc, True )
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