_FLOAT=0; _GATHER=1; _LINES=2; _LFADE=3; _EXPAND=4; _ELLIPSE=5

def _toggle():
    root=op('/project1/deep_sound')
    st=root.fetch('state_dict', None)
    if st is None: return
    ast=int(round(st.get('appState',_FLOAT)))
    if ast==_FLOAT:
        st['appState']=_GATHER
        st['gatherTimer']=root.par.Gatherwait.val
    elif ast in (_EXPAND,_ELLIPSE):
        st['dissolving']=1
    else:
        st.update({'appState':_FLOAT,'dissolving':0,'ellipseAlpha':1.,'ellipseDrawT':0.,
                   'marqueeAngle':0.,'marqueeAlpha':0.,'expandT':0.,'labelFadeProgress':0.,
                   'gatherTimer':-1.,'pauseTimer':-1.,'pid0':0,'pid1':0,'pid2':0,'pid3':0,
                   'currentSeg':0,'textAlpha':1.,'lineAlpha':0.,'marqAlpha':0.})
        root.store('line_segs',[])
        root.store('label_alphas',[0.,0.,0.,0.])
    root.store('state_dict', st)
    root.par.Textalpha=float(st.get('textAlpha',1.))

def onOffToOn(channel,sampleIndex,val,prev): _toggle()
def onOnToOff(channel,sampleIndex,val,prev): pass
def onValueChange(channel,sampleIndex,val,prev): pass
def onWhileOn(channel,sampleIndex,val,prev): pass
def onWhileOff(channel,sampleIndex,val,prev): pass