class BaseIO:

    def __init__(self):

        self.dummy=1

        self.__name__ = 'BaseIO'

        # please override and set __name__ to your class name

    def golive(self):

        """call this if you want to promote the dummy object becomes a live object"""

        print "IO: %s is going live" % self.__name__

        self.dummy=0

        # you'd override with additional startup stuff here,

        # perhaps even loading a module and saving it to a class

        # attr so the subclass-specific functions can use it

    def godummy(self):

        print "IO: %s is going dummy" % self.__name__

        self.dummy=1

        # you might override this to close ports, etc

    def isdummy(self):

        return self.dummy

    def __repr__(self):

        if self.dummy:

            return "<dummy %s instance>" % self.__name__

        else:

            return "<live %s instance>" % self.__name__

    # the derived class will have more methods to do whatever it does,

    # and they should return dummy values if self.dummy==1.

class ParportDMX(BaseIO):

    def __init__(self, dimmers=68):

        BaseIO.__init__(self)

        self.__name__='ParportDMX'

        self.dimmers = dimmers

    def golive(self):

        BaseIO.golive(self)

        import parport

        self.parport = parport

        self.parport.getparport()

    def sendlevels(self, levels):

        if self.dummy:

            return

        levels = list(levels) + [0]

        # if levels[14] > 0: levels[14] = 100 # non-dim

        self.parport.outstart()

        for p in range(1, self.dimmers + 2):

            self.parport.outbyte(levels[p-1]*255 / 100)

class SerialPots(BaseIO):

    """

    this is a dummy object (that returns zeros forever) until you call startup()

    which makes it bind to the port, etc

    """

    def __init__(self):

        # no init here- call getport() to actually initialize

        self.dummy=1

        self.__name__='SerialPots' # i thought this was automatic!

    def golive(self):

        """

        ls -l /dev/i2c-0

        crw-rw-rw-    1 root     root      89,   0 Jul 11 12:27 /dev/i2c-0

        """

        import serport

        self.serport = serport

        self.f = open("/dev/i2c-0","rw")

        # this is for a chip with A0,A1,A2 lines all low:

        port = 72

        from fcntl import *

        I2C_SLAVE = 0x0703  #/* Change slave address                 */

        ioctl(self.f,I2C_SLAVE,port)

        self.dummy=0

    def godummy(self):

        BaseIO.godummy(self)

        self.f.close()

    def getlevels(self):

        if self.dummy:

            return (0,0,0,0)

        else:

            return self.serport.read_all_adc(self.f.fileno())

if __name__=='__main__':

    """ tester program that just dumps levels for a while """

    from time import sleep

    from serport import *

    i=0

    while i<100:

        sleep(.033)

        i=i+1

        print read_all_adc(f.fileno())

from __future__ import nested_scopes

from Tix import *

from FlyingFader import FlyingFader

    def __init__(self, parent, xfader, refresh_cb, quit_cb, jostle_cb, 

                 whatsup_cb=None):

        Frame.__init__(self,parent, bg='black')

            ('Clear Y',     lambda: xfader.clearallbuttons('y')),

            ("What's up?",     whatsup_cb)):

            Button(controlpanel, text=txt, command=cmd, bg='black', 

                fg='white',font=stdfont, padx=0, pady=0).pack(side='top', fill='x')

        # jostle button

        Checkbutton(controlpanel, text="Jostle", bg='black', fg='white',

            command=jostle_cb).pack(side=TOP, fill=X)

    def __init__(self,lightboard):

        t=toplevelat('console')

        self.frame = Frame(t, bg='black')

        self.entry=Entry(self.frame, bg='black', fg='white')

        self.entry.bind('<Return>',

                        lambda evt: self.execute(evt, self.entry.get()))

        self.lightboard=lightboard

    def execute(self, evt, str):

        if str[0] == '*': # make a new sub from the current levels

            self.lightboard.save_sub(str,self.lightboard.stageassub())

    def __init__(self, parent, channel_levels, num_channels=68):

        frames = (make_frame(parent), make_frame(parent))

        channel_levels[:]=[]

        self.number_labels = []

        for channel in range(1, num_channels+1):

            # frame for this channel

            f = Frame(frames[channel > (num_channels/2)])

            # channel number -- will turn yellow when being altered

            num_lab = Label(f, text=str(channel), width=3, bg='grey40', 

                fg='white', font=stdfont, padx=0, pady=0, bd=0, height=1)

            num_lab.pack(side='left')

            self.number_labels.append(num_lab)

            # text description of channel

                font=stdfont, anchor='w', padx=0, pady=0, bd=0, 

                height=1, bg='black', fg='white').pack(side='left')

            # current level of channel, shows intensity with color

            l = Label(f, width=3, bg='lightBlue', font=stdfont, anchor='e', 

                      padx=1, pady=0, bd=0, height=1)

        self.channel_levels = channel_levels

        # channel_levels is an output - changelevel will use it to access 

        # these labels

    def __init__(self, scenesparent, effectsparent, scenes, lightboard,

                 scalelevels, Subs, xfader,

                 changelevel, subediting, longestname):

        for p in scenesparent,effectsparent,scenes:

            sw = ScrolledWindow(p, bg='black')

            for but,units in ( (4,-4),(5,4) ):

                sw.window.bind("<ButtonPress-%s>"%but,lambda ev,s=sw.vsb,u=units: s.tk.call('tkScrollByUnits',s,'hv',u))

            sw.pack(expand=1,fill=BOTH)

            if p==scenesparent:

                scenesparent = sw.window

            elif p==effectsparent:

                effectsparent = sw.window

            else:

                scenes=sw.window

            # choose one of the sub panels to add to

                side1='bottom'

                side2='left'

                orient1='vert'

                end1=0

                end2=1

                width1=len(name)

            elif name.startswith("*") and name[1].isdigit():

                parent=scenes

                side1='right'

                side2='top'

                orient1='horiz'

                end1=1

                end2=0

                width1=longestname

                side1='right'

                side2='top'

                orient1='horiz'

                end1=1

                end2=0

                width1=longestname

            # make frame that surrounds the whole submaster

            f=Frame(parent, bd=1, relief='raised', bg='black')

            f.pack(fill='both',exp=1,side=side2)

            # make DoubleVar (there might be one left around from

            # before a refresh)

                # scalelevels[name]=FancyDoubleVar()

            scaleopts = {'troughcolor' : 'grey70'}

            s = FlyingFader(f, label=str(name), variable=scalelevels[name],

                            showvalue=0, length=100,

                            width=14, sliderlength=14,

                            to=end1,res=.001,from_=end2,bd=1, font=stdfont,

                            orient=orient1,

                            labelwidth=width1,

                            **scaleopts)

            s.configure(bg='black')

            s.label.configure(bg='black', fg='white')

            s.vlabel.configure(bg='black', fg='white')

            s.scale.configure(bg='black', fg='white')

            # tell subediting what widgets to highlight when it's

            # editing a sub

            for w in (s,s.label,s.vlabel, s.scale):

                subediting.register(subname=name,widget=w)

            if not sub.is_effect:

                self.subeditingbuttons(f,side1,sub,name,lightboard,subediting)

            self.axisbuttons(f,s,xfader,stdfont,side1,name)

            s.pack(side='left', fill=BOTH, expand=1)

    def subediting_edit(self,subediting,sub):

        subediting.setsub(sub)

    def subediting_save(self,name,sub,lightboard):

        lightboard.save_sub(name,sub.getlevels(),refresh=0)

    def subeditingbuttons(self,f,side1,sub,name,lightboard,subediting):

        for txt,cmd in (("Edit",lambda subediting=subediting,sub=sub: self.subediting_edit(subediting,sub)),

                        ("Save",lambda sub=sub,name=name,lightboard=lightboard: self.subediting_save(name,sub,lightboard)),

                        ("SaveStg",lambda l=lightboard,name=name: l.save_sub(name,l.stageassub(),refresh=1)),

                        ):

            eb = Button(f,text=txt,font=stdfont,padx=0,pady=0,

                        bd=1,command=cmd, bg='black', fg='white')

            eb.pack(side=side1,fill='both',padx=0,pady=0)

    def axisbuttons(self,f,s,xfader,stdfont,side1,name):

        for axis in ('y','x'):

            cvar=IntVar()

            eb_color = ('red', 'green')[axis == 'y']

            cb=Togglebutton(f,text=axis.upper(),variable=cvar,font=stdfont, 

                            padx=3, pady=0, bd=1, downcolor=eb_color, 

                            bg='black', fg='white')

            cb.pack(side=side1,fill='both', padx=0, pady=0)

            s.bind('<Key-%s>'%axis, lambda ev,cb=cb: cb.invoke)

            xfader.registerbutton(name,axis,cvar)

if not DUMMY:

    getparport()

def sendlevels(levels):

    if DUMMY: return

    levels = list(levels) + [0]

    if levels[14] > 0: levels[14] = 100

    # print "levels", ' '.join(["%3.1f" % l for l in levels])

    outstart()

    for p in range(1,70):

        outbyte(levels[p-1]*255/100)

stdfont = ('Arial', 8)

monofont = ('Courier', 8)

def colorlabel(label):

    txt=label['text'] or "0"

    lev=float(txt)/100

    low=(80,80,180)

    high=(255,55,050)

    out = [int(l+lev*(h-l)) for h,l in zip(high,low)]

    col="#%02X%02X%02X" % tuple(out)

    label.config(bg=col)

    sendlevels(levels)

def make_frame(parent):

    f = Frame(parent, bd=0)

    f.pack(side='left')

    return f

def add_fade(slider, evt):

    print 'b3!'

def execute(evt, str):

    if str[0] == '*': # make a new sub

        make_sub(str)

    else:

        print '>>>', str

        print eval(str)

    console_frame.focus()

def console():

    global console_entry, console_frame

    print "Light 8: Everything's under control"

    t=Toplevel(root)

    console_frame = Frame(t)

    console_entry=Entry(console_frame)

    console_entry.pack(expand=1, fill='x')

    console_entry.bind('<Return>', lambda evt: execute(evt, 

                                        console_entry.get()))

    console_frame.pack(fill=BOTH, expand=1)

    t.wm_geometry("599x19+267+717")

    bindkeys('<Escape>', quit)

def bindkeys(key, func):

    root.bind(key, func)

    for w in root.winfo_children():

        w.bind(key, func)

def toggle_slider(s):

    if s.get() == 0:

        s.set(100)

    else:

        s.set(0)

def printout(t):

    print t

    global channel_levels, _oldlevels, leveldisplay, stdfont, monofnt, xfader

    sublist = Subs.subs.items()

    sublist.sort()

    sub_tl = Toplevel()

    sub_tl.wm_geometry("+0+0")

    effect_tl = Toplevel()

    effect_tl.wm_geometry("+0+352")

    for name, sub in sublist:

        if sub.is_effect:

            f=Frame(effect_tl, bd=1, relief='raised')

        else:

            f=Frame(sub_tl, bd=1, relief='raised')

        f.pack(fill='both',exp=1,side='left')

        if name not in scalelevels:

            scalelevels[name]=DoubleVar()

        sub.set_slider_var(scalelevels[name])

        scaleopts = {}

        if sub.color:

            scaleopts['troughcolor'] = sub.color

        s=Scale(f,command=lambda l,name=name: changelevel(name,l),showvalue=0,

                length=300-17,variable=scalelevels[name],width=20,

                to=0,res=.001,from_=1,bd=1, **scaleopts)

        l=Label(f,text=str(name), font=stdfont, padx=0, pady=0)

        v=Label(f,textvariable=scalelevels[name], font=stdfont, padx=0, pady=0)

        l.pack(side='bottom')

        v.pack(side='bottom')

        for axis in ('y','x'):

            cvar=IntVar()

            cb=Checkbutton(f,text=axis,variable=cvar,font=stdfont, padx=0, pady=0, bd=1)

            button = ('Alt','Control')[axis=='y'] # unused?

#            s.bind('<Key-%s>'%axis, lambda ev,cb=cb: cb.invoke)

            cb.pack(side='bottom',fill='both', padx=0, pady=0)

            xfader.registerbutton(name,axis,cvar)

        s.pack(side='left')

        s.bind('<3>', lambda evt, v=scalelevels[name]: toggle_slider(v))\

        sframe = Frame(f,bd=2,relief='groove')

        sub.draw_tk(sframe)

        sframe.pack(side='left',fill='y')

    leveldisplay=Toplevel(root)    

    leveldisplay.wm_geometry('+873+400')

    frames = (make_frame(leveldisplay), make_frame(leveldisplay))

    channel_levels=[]

    for channel in range(1, 69):

        f=Frame(frames[channel > 34])

        Label(f,text=str(channel), width=3, bg='lightPink', 

            font=stdfont, padx=0, pady=0, bd=0, height=1).pack(side='left')

        Label(f,text=Patch.get_channel_name(channel), width=8, 

            font=stdfont, anchor='w', padx=0, pady=0, bd=0, height=1).pack(side='left')

        l=Label(f,text=_oldlevels[channel-1], width=3, bg='lightBlue', 

            font=stdfont, anchor='e', padx=1, pady=0, bd=0, height=1)

        l.pack(side='left')

        colorlabel(l)

        channel_levels.append(l)

        f.pack(side='top')

    console()

    controlpanel = Frame(root)

    xf=Frame(controlpanel)

    for txt,cmd in (

        ('Quit',       quit),

        ('Refresh',    refresh),

        ('Clear all', xfader.clearallbuttons),

        ('On -> X',     lambda: xfader.grab('x')),

        ('Clear X',     lambda: xfader.clearallbuttons('x')),

        ('On -> Y',     lambda: xfader.grab('y')),

        ('Clear Y',     lambda: xfader.clearallbuttons('y'))):

        Button(controlpanel, text=txt, command=cmd).pack(side='top', fill='x')

    # Button(controlpanel, text='Quit',       command=quit).pack(side='left')

    # Button(controlpanel, text='Refresh',    command=refresh).pack(side='left')

    # Button(controlpanel, text='Clearxfade', command=xfader.clearallbuttons).pack(side='left')

    # Button(controlpanel, text='Grab x',     command=lambda: xfader.grab('x')).pack(side='left')

    # Button(controlpanel, text='Grab y',     command=lambda: xfader.grab('y')).pack(side='left')

bindkeys('<Escape>', quit)

# bindkeys('<q>', quit)

# bindkeys('<r>', refresh)

# bindkeys('<s>', make_sub)

from __future__ import nested_scopes

from Tix import *

from types import StringType

windowlocations = {

    'sub' : '425x738+00+00',

    'console' : '168x24+848+000',

    'leveldisplay' : '144x340+870+400',

    'cuefader' : '314x212+546+741',

    'effect' : '24x24+0963+338',

    'stage' : '823x683+37+030',

    'scenes' : '504x198+462+12',

}

    f = Frame(parent, bd=0, bg='black')

def toplevel_savegeometry(tl,name):

    try:

        geo = tl.geometry()

        if not geo.startswith("1x1"):

            f=open(".light9-window-geometry-%s" % name.replace(' ','_'),'w')

            f.write(tl.geometry())

        # else the window never got mapped

    except:

        # it's ok if there's no saved geometry

        pass

    # this would get called repeatedly for each child of the window (i

    # dont know why) so we unbind after the first Destroy event

    tl.unbind("<Destroy>",tl._toplevelat_funcid)

def toplevelat(name, existingtoplevel=None):

    tl = existingtoplevel or Toplevel()

    tl.title(name)

    try:

        f=open(".light9-window-geometry-%s" % name.replace(' ','_'))

        windowlocations[name]=f.read() # file has no newline

    except:

        # it's ok if there's no saved geometry

        pass

    if name in windowlocations:

        tl.geometry(windowlocations[name])

    tl._toplevelat_funcid=tl.bind("<Destroy>",lambda ev,tl=tl,name=name: toplevel_savegeometry(tl,name))

    return tl

def printevent(ev):

    for k in dir(ev):

        if not k.startswith('__'):

            print k,getattr(ev,k)

    print ""

def eventtoparent(ev,sequence):

    "passes an event to the parent, screws up TixComboBoxes"

    wid_class = str(ev.widget.__class__)

    if wid_class == 'Tix.ComboBox' or wid_class == 'Tix.TixSubWidget':

        return

    evdict={}

    for x in ['state', 'time', 'y', 'x', 'serial']:

        evdict[x]=getattr(ev,x)

#    evdict['button']=ev.num

    par=ev.widget.winfo_parent()

    if par!=".":

        ev.widget.nametowidget(par).event_generate(sequence,**evdict)

    #else the event made it all the way to the top, unhandled

# TODO: get everyone to use this

def colorfade(low, high, percent):

    '''not foolproof.  make sure 0 < percent < 1'''

    out = [int(l+percent*(h-l)) for h,l in zip(high,low)]

    col="#%02X%02X%02X" % tuple(out)

    return col

def colortotuple(anytkobj, colorname):

    'pass any tk object and a color name, like "yellow"'

    rgb = anytkobj.winfo_rgb(colorname)

    return [v / 256 for v in rgb]

class Togglebutton(Button):

    """works like a single radiobutton, but it's a button so the

    label's on the button face, not to the side. the optional command

    callback is called on button set, not on unset. takes a variable

    just like a checkbutton"""

    def __init__(self,parent,variable=None,command=None,downcolor='red',**kw):

        self.oldcommand = command

        Button.__init__(self,parent,command=self.invoke,**kw)

        self._origbkg = self.cget('bg')

        self.downcolor = downcolor

        self._variable = variable

        if self._variable:

            self._variable.trace('w',self._varchanged)

            self._setstate(self._variable.get())

        else:

            self._setstate(0)

        self.bind("<Return>",self.invoke)

        self.bind("<1>",self.invoke)

        self.bind("<space>",self.invoke)

    def _varchanged(self,*args):

        self._setstate(self._variable.get())

    def invoke(self,*ev):

        if self._variable:

            self._variable.set(not self.state)

        else:

            self._setstate(not self.state)

        if self.oldcommand and self.state: # call command only when state goes to 1

            self.oldcommand()

        return "break"

    def _setstate(self,newstate):

        self.state = newstate

        if newstate: # set

            self.config(bg=self.downcolor,relief='sunken')

        else: # unset

            self.config(bg=self._origbkg,relief='raised')

        return "break"

class FancyDoubleVar(DoubleVar):

    def __init__(self,master=None):

        DoubleVar.__init__(self,master)

        self.callbacklist = {} # cbname : mode

        self.namedtraces = {} # name : cbname

    def trace_variable(self,mode,callback):

        """Define a trace callback for the variable.

        MODE is one of "r", "w", "u" for read, write, undefine.

        CALLBACK must be a function which is called when

        the variable is read, written or undefined.

        Return the name of the callback.

        """

        cbname = self._master._register(callback)

        self._tk.call("trace", "variable", self._name, mode, cbname)

        # we build a list of the trace callbacks (the py functrions and the tcl functionnames)

        self.callbacklist[cbname] = mode

#        print "added trace:",callback,cbname

        return cbname

    trace=trace_variable

    def disable_traces(self):

        for cb,mode in self.callbacklist.items():

#            DoubleVar.trace_vdelete(self,v[0],k)

            self._tk.call("trace", "vdelete", self._name, mode,cb)

            # but no master delete!

    def recreate_traces(self):

        for cb,mode in self.callbacklist.items():

#            self.trace_variable(v[0],v[1])

            self._tk.call("trace", "variable", self._name, mode,cb)

    def trace_named(self, name, callback):

        if name in self.namedtraces: